From cedfe0dea3174ef00fed51c41440ad5a7205d127 Mon Sep 17 00:00:00 2001 From: yunwei37 <1067852565@qq.com> Date: Sat, 28 Jan 2023 10:50:09 +0800 Subject: [PATCH] remove unnecessary header files --- 6-sigsnoop/eunomia-include/argp-namefrob.h | 96 - 6-sigsnoop/eunomia-include/argp.h | 1854 ----------- .../eunomia-include/argparse/argparse.c | 403 --- .../eunomia-include/argparse/argparse.h | 133 - 6-sigsnoop/eunomia-include/cJSON/cJSON.c | 2917 ----------------- 6-sigsnoop/eunomia-include/cJSON/cJSON.h | 358 -- 6-sigsnoop/eunomia-include/entry.h | 40 - 6-sigsnoop/eunomia-include/errno-base.h | 40 - 6-sigsnoop/eunomia-include/helpers.h | 54 - 6-sigsnoop/eunomia-include/native-ewasm.h | 50 - 6-sigsnoop/eunomia-include/sigsnoop.skel.h | 195 -- 6-sigsnoop/eunomia-include/wasm-app.h | 8 - 12 files changed, 6148 deletions(-) delete mode 100644 6-sigsnoop/eunomia-include/argp-namefrob.h delete mode 100644 6-sigsnoop/eunomia-include/argp.h delete mode 100644 6-sigsnoop/eunomia-include/argparse/argparse.c delete mode 100644 6-sigsnoop/eunomia-include/argparse/argparse.h delete mode 100644 6-sigsnoop/eunomia-include/cJSON/cJSON.c delete mode 100644 6-sigsnoop/eunomia-include/cJSON/cJSON.h delete mode 100644 6-sigsnoop/eunomia-include/entry.h delete mode 100644 6-sigsnoop/eunomia-include/errno-base.h delete mode 100644 6-sigsnoop/eunomia-include/helpers.h delete mode 100644 6-sigsnoop/eunomia-include/native-ewasm.h delete mode 100644 6-sigsnoop/eunomia-include/sigsnoop.skel.h delete mode 100644 6-sigsnoop/eunomia-include/wasm-app.h diff --git a/6-sigsnoop/eunomia-include/argp-namefrob.h b/6-sigsnoop/eunomia-include/argp-namefrob.h deleted file mode 100644 index 0ce1148..0000000 --- a/6-sigsnoop/eunomia-include/argp-namefrob.h +++ /dev/null @@ -1,96 +0,0 @@ -/* Name frobnication for compiling argp outside of glibc - Copyright (C) 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Written by Miles Bader . - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#if !_LIBC -/* This code is written for inclusion in gnu-libc, and uses names in the - namespace reserved for libc. If we're not compiling in libc, define those - names to be the normal ones instead. */ - -/* argp-parse functions */ -#undef __argp_parse -#define __argp_parse argp_parse -#undef __option_is_end -#define __option_is_end _option_is_end -#undef __option_is_short -#define __option_is_short _option_is_short -#undef __argp_input -#define __argp_input _argp_input - -/* argp-help functions */ -#undef __argp_help -#define __argp_help argp_help -#undef __argp_error -#define __argp_error argp_error -#undef __argp_failure -#define __argp_failure argp_failure -#undef __argp_state_help -#define __argp_state_help argp_state_help -#undef __argp_usage -#define __argp_usage argp_usage -#undef __argp_basename -#define __argp_basename _argp_basename -#undef __argp_short_program_name -#define __argp_short_program_name _argp_short_program_name - -/* argp-fmtstream functions */ -#undef __argp_make_fmtstream -#define __argp_make_fmtstream argp_make_fmtstream -#undef __argp_fmtstream_free -#define __argp_fmtstream_free argp_fmtstream_free -#undef __argp_fmtstream_putc -#define __argp_fmtstream_putc argp_fmtstream_putc -#undef __argp_fmtstream_puts -#define __argp_fmtstream_puts argp_fmtstream_puts -#undef __argp_fmtstream_write -#define __argp_fmtstream_write argp_fmtstream_write -#undef __argp_fmtstream_printf -#define __argp_fmtstream_printf argp_fmtstream_printf -#undef __argp_fmtstream_set_lmargin -#define __argp_fmtstream_set_lmargin argp_fmtstream_set_lmargin -#undef __argp_fmtstream_set_rmargin -#define __argp_fmtstream_set_rmargin argp_fmtstream_set_rmargin -#undef __argp_fmtstream_set_wmargin -#define __argp_fmtstream_set_wmargin argp_fmtstream_set_wmargin -#undef __argp_fmtstream_point -#define __argp_fmtstream_point argp_fmtstream_point -#undef __argp_fmtstream_update -#define __argp_fmtstream_update _argp_fmtstream_update -#undef __argp_fmtstream_ensure -#define __argp_fmtstream_ensure _argp_fmtstream_ensure -#undef __argp_fmtstream_lmargin -#define __argp_fmtstream_lmargin argp_fmtstream_lmargin -#undef __argp_fmtstream_rmargin -#define __argp_fmtstream_rmargin argp_fmtstream_rmargin -#undef __argp_fmtstream_wmargin -#define __argp_fmtstream_wmargin argp_fmtstream_wmargin - -/* normal libc functions we call */ -#undef __sleep -#define __sleep sleep -#undef __strcasecmp -#define __strcasecmp strcasecmp -#undef __vsnprintf -#define __vsnprintf vsnprintf - -#endif /* !_LIBC */ - -#ifndef __set_errno -#define __set_errno(e) (errno = (e)) -#endif diff --git a/6-sigsnoop/eunomia-include/argp.h b/6-sigsnoop/eunomia-include/argp.h deleted file mode 100644 index 76234a0..0000000 --- a/6-sigsnoop/eunomia-include/argp.h +++ /dev/null @@ -1,1854 +0,0 @@ -#ifndef EUNOMIA_ARGP_H -#define EUNOMIA_ARGP_H - -/* Hierarchial argument parsing. - Copyright (C) 1995, 96, 97, 98, 99, 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Written by Miles Bader . - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#ifndef _ARGP_H -#define _ARGP_H - -#include -#include -#include - -#include "errno-base.h" -#include - -#ifndef __THROW -# define __THROW -#endif - -#ifndef __const -# define __const const -#endif - -#ifndef __error_t_defined -typedef int error_t; -# define __error_t_defined -#endif - -/* FIXME: What's the right way to check for __restrict? Sun's cc seems - not to have it. Perhaps it's easiest to just delete the use of - __restrict from the prototypes. */ -#ifndef __restrict -# ifndef __GNUC___ -# define __restrict -# endif -#endif - -/* NOTE: We can't use the autoconf tests, since this is supposed to be - an installed header file and argp's config.h is of course not - installed. */ -#ifndef PRINTF_STYLE -# if __GNUC__ >= 2 -# define PRINTF_STYLE(f, a) __attribute__ ((__format__ (__printf__, f, a))) -# else -# define PRINTF_STYLE(f, a) -# endif -#endif - - -#define assert(expr) ((void)(expr)) - -#ifdef __cplusplus -extern "C" { -#endif - -/* A description of a particular option. A pointer to an array of - these is passed in the OPTIONS field of an argp structure. Each option - entry can correspond to one long option and/or one short option; more - names for the same option can be added by following an entry in an option - array with options having the OPTION_ALIAS flag set. */ -struct argp_option -{ - /* The long option name. For more than one name for the same option, you - can use following options with the OPTION_ALIAS flag set. */ - __const char *name; - - /* What key is returned for this option. If > 0 and printable, then it's - also accepted as a short option. */ - int key; - - /* If non-NULL, this is the name of the argument associated with this - option, which is required unless the OPTION_ARG_OPTIONAL flag is set. */ - __const char *arg; - - /* OPTION_ flags. */ - int flags; - - /* The doc string for this option. If both NAME and KEY are 0, This string - will be printed outdented from the normal option column, making it - useful as a group header (it will be the first thing printed in its - group); in this usage, it's conventional to end the string with a `:'. */ - __const char *doc; - - /* The group this option is in. In a long help message, options are sorted - alphabetically within each group, and the groups presented in the order - 0, 1, 2, ..., n, -m, ..., -2, -1. Every entry in an options array with - if this field 0 will inherit the group number of the previous entry, or - zero if it's the first one, unless its a group header (NAME and KEY both - 0), in which case, the previous entry + 1 is the default. Automagic - options such as --help are put into group -1. */ - int group; -}; - -/* The argument associated with this option is optional. */ -#define OPTION_ARG_OPTIONAL 0x1 - -/* This option isn't displayed in any help messages. */ -#define OPTION_HIDDEN 0x2 - -/* This option is an alias for the closest previous non-alias option. This - means that it will be displayed in the same help entry, and will inherit - fields other than NAME and KEY from the aliased option. */ -#define OPTION_ALIAS 0x4 - -/* This option isn't actually an option (and so should be ignored by the - actual option parser), but rather an arbitrary piece of documentation that - should be displayed in much the same manner as the options. If this flag - is set, then the option NAME field is displayed unmodified (e.g., no `--' - prefix is added) at the left-margin (where a *short* option would normally - be displayed), and the documentation string in the normal place. For - purposes of sorting, any leading whitespace and puncuation is ignored, - except that if the first non-whitespace character is not `-', this entry - is displayed after all options (and OPTION_DOC entries with a leading `-') - in the same group. */ -#define OPTION_DOC 0x8 - -/* This option shouldn't be included in `long' usage messages (but is still - included in help messages). This is mainly intended for options that are - completely documented in an argp's ARGS_DOC field, in which case including - the option in the generic usage list would be redundant. For instance, - if ARGS_DOC is "FOO BAR\n-x BLAH", and the `-x' option's purpose is to - distinguish these two cases, -x should probably be marked - OPTION_NO_USAGE. */ -#define OPTION_NO_USAGE 0x10 - -struct argp; /* fwd declare this type */ -struct argp_state; /* " */ -struct argp_child; /* " */ - -/* The type of a pointer to an argp parsing function. */ -typedef error_t (*argp_parser_t) (int key, char *arg, - struct argp_state *state); - -/* What to return for unrecognized keys. For special ARGP_KEY_ keys, such - returns will simply be ignored. For user keys, this error will be turned - into EINVAL (if the call to argp_parse is such that errors are propagated - back to the user instead of exiting); returning EINVAL itself would result - in an immediate stop to parsing in *all* cases. */ -#define ARGP_ERR_UNKNOWN E2BIG /* Hurd should never need E2BIG. XXX */ - -/* Special values for the KEY argument to an argument parsing function. - ARGP_ERR_UNKNOWN should be returned if they aren't understood. - - The sequence of keys to a parsing function is either (where each - uppercased word should be prefixed by `ARGP_KEY_' and opt is a user key): - - INIT opt... NO_ARGS END SUCCESS -- No non-option arguments at all - or INIT (opt | ARG)... END SUCCESS -- All non-option args parsed - or INIT (opt | ARG)... SUCCESS -- Some non-option arg unrecognized - - The third case is where every parser returned ARGP_KEY_UNKNOWN for an - argument, in which case parsing stops at that argument (returning the - unparsed arguments to the caller of argp_parse if requested, or stopping - with an error message if not). - - If an error occurs (either detected by argp, or because the parsing - function returned an error value), then the parser is called with - ARGP_KEY_ERROR, and no further calls are made. */ - -/* This is not an option at all, but rather a command line argument. If a - parser receiving this key returns success, the fact is recorded, and the - ARGP_KEY_NO_ARGS case won't be used. HOWEVER, if while processing the - argument, a parser function decrements the NEXT field of the state it's - passed, the option won't be considered processed; this is to allow you to - actually modify the argument (perhaps into an option), and have it - processed again. */ -#define ARGP_KEY_ARG 0 -/* There are remaining arguments not parsed by any parser, which may be found - starting at (STATE->argv + STATE->next). If success is returned, but - STATE->next left untouched, it's assumed that all arguments were consume, - otherwise, the parser should adjust STATE->next to reflect any arguments - consumed. */ -#define ARGP_KEY_ARGS 0x1000006 -/* There are no more command line arguments at all. */ -#define ARGP_KEY_END 0x1000001 -/* Because it's common to want to do some special processing if there aren't - any non-option args, user parsers are called with this key if they didn't - successfully process any non-option arguments. Called just before - ARGP_KEY_END (where more general validity checks on previously parsed - arguments can take place). */ -#define ARGP_KEY_NO_ARGS 0x1000002 -/* Passed in before any parsing is done. Afterwards, the values of each - element of the CHILD_INPUT field, if any, in the state structure is - copied to each child's state to be the initial value of the INPUT field. */ -#define ARGP_KEY_INIT 0x1000003 -/* Use after all other keys, including SUCCESS & END. */ -#define ARGP_KEY_FINI 0x1000007 -/* Passed in when parsing has successfully been completed (even if there are - still arguments remaining). */ -#define ARGP_KEY_SUCCESS 0x1000004 -/* Passed in if an error occurs. */ -#define ARGP_KEY_ERROR 0x1000005 - -/* An argp structure contains a set of options declarations, a function to - deal with parsing one, documentation string, a possible vector of child - argp's, and perhaps a function to filter help output. When actually - parsing options, getopt is called with the union of all the argp - structures chained together through their CHILD pointers, with conflicts - being resolved in favor of the first occurrence in the chain. */ -struct argp -{ - /* An array of argp_option structures, terminated by an entry with both - NAME and KEY having a value of 0. */ - __const struct argp_option *options; - - /* What to do with an option from this structure. KEY is the key - associated with the option, and ARG is any associated argument (NULL if - none was supplied). If KEY isn't understood, ARGP_ERR_UNKNOWN should be - returned. If a non-zero, non-ARGP_ERR_UNKNOWN value is returned, then - parsing is stopped immediately, and that value is returned from - argp_parse(). For special (non-user-supplied) values of KEY, see the - ARGP_KEY_ definitions below. */ - argp_parser_t parser; - - /* A string describing what other arguments are wanted by this program. It - is only used by argp_usage to print the `Usage:' message. If it - contains newlines, the strings separated by them are considered - alternative usage patterns, and printed on separate lines (lines after - the first are prefix by ` or: ' instead of `Usage:'). */ - __const char *args_doc; - - /* If non-NULL, a string containing extra text to be printed before and - after the options in a long help message (separated by a vertical tab - `\v' character). */ - __const char *doc; - - /* A vector of argp_children structures, terminated by a member with a 0 - argp field, pointing to child argps should be parsed with this one. Any - conflicts are resolved in favor of this argp, or early argps in the - CHILDREN list. This field is useful if you use libraries that supply - their own argp structure, which you want to use in conjunction with your - own. */ - __const struct argp_child *children; - - /* If non-zero, this should be a function to filter the output of help - messages. KEY is either a key from an option, in which case TEXT is - that option's help text, or a special key from the ARGP_KEY_HELP_ - defines, below, describing which other help text TEXT is. The function - should return either TEXT, if it should be used as-is, a replacement - string, which should be malloced, and will be freed by argp, or NULL, - meaning `print nothing'. The value for TEXT is *after* any translation - has been done, so if any of the replacement text also needs translation, - that should be done by the filter function. INPUT is either the input - supplied to argp_parse, or NULL, if argp_help was called directly. */ - char *(*help_filter) (int __key, __const char *__text, void *__input); - - /* If non-zero the strings used in the argp library are translated using - the domain described by this string. Otherwise the currently installed - default domain is used. */ - const char *argp_domain; -}; - -/* Possible KEY arguments to a help filter function. */ -#define ARGP_KEY_HELP_PRE_DOC 0x2000001 /* Help text preceeding options. */ -#define ARGP_KEY_HELP_POST_DOC 0x2000002 /* Help text following options. */ -#define ARGP_KEY_HELP_HEADER 0x2000003 /* Option header string. */ -#define ARGP_KEY_HELP_EXTRA 0x2000004 /* After all other documentation; - TEXT is NULL for this key. */ -/* Explanatory note emitted when duplicate option arguments have been - suppressed. */ -#define ARGP_KEY_HELP_DUP_ARGS_NOTE 0x2000005 -#define ARGP_KEY_HELP_ARGS_DOC 0x2000006 /* Argument doc string. */ - -/* When an argp has a non-zero CHILDREN field, it should point to a vector of - argp_child structures, each of which describes a subsidiary argp. */ -struct argp_child -{ - /* The child parser. */ - __const struct argp *argp; - - /* Flags for this child. */ - int flags; - - /* If non-zero, an optional header to be printed in help output before the - child options. As a side-effect, a non-zero value forces the child - options to be grouped together; to achieve this effect without actually - printing a header string, use a value of "". */ - __const char *header; - - /* Where to group the child options relative to the other (`consolidated') - options in the parent argp; the values are the same as the GROUP field - in argp_option structs, but all child-groupings follow parent options at - a particular group level. If both this field and HEADER are zero, then - they aren't grouped at all, but rather merged with the parent options - (merging the child's grouping levels with the parents). */ - int group; -}; - -/* Parsing state. This is provided to parsing functions called by argp, - which may examine and, as noted, modify fields. */ -struct argp_state -{ - /* The top level ARGP being parsed. */ - __const struct argp *root_argp; - - /* The argument vector being parsed. May be modified. */ - int argc; - char **argv; - - /* The index in ARGV of the next arg that to be parsed. May be modified. */ - int next; - - /* The flags supplied to argp_parse. May be modified. */ - unsigned flags; - - /* While calling a parsing function with a key of ARGP_KEY_ARG, this is the - number of the current arg, starting at zero, and incremented after each - such call returns. At all other times, this is the number of such - arguments that have been processed. */ - unsigned arg_num; - - /* If non-zero, the index in ARGV of the first argument following a special - `--' argument (which prevents anything following being interpreted as an - option). Only set once argument parsing has proceeded past this point. */ - int quoted; - - /* An arbitrary pointer passed in from the user. */ - void *input; - /* Values to pass to child parsers. This vector will be the same length as - the number of children for the current parser. */ - void **child_inputs; - - /* For the parser's use. Initialized to 0. */ - void *hook; - - /* The name used when printing messages. This is initialized to ARGV[0], - or PROGRAM_INVOCATION_NAME if that is unavailable. */ - char *name; - - void *pstate; /* Private, for use by argp. */ -}; - -/* Flags for argp_parse (note that the defaults are those that are - convenient for program command line parsing): */ - -/* Don't ignore the first element of ARGV. Normally (and always unless - ARGP_NO_ERRS is set) the first element of the argument vector is - skipped for option parsing purposes, as it corresponds to the program name - in a command line. */ -#define ARGP_PARSE_ARGV0 0x01 - -/* Don't print error messages for unknown options to stderr; unless this flag - is set, ARGP_PARSE_ARGV0 is ignored, as ARGV[0] is used as the program - name in the error messages. This flag implies ARGP_NO_EXIT (on the - assumption that silent exiting upon errors is bad behaviour). */ -#define ARGP_NO_ERRS 0x02 - -/* Don't parse any non-option args. Normally non-option args are parsed by - calling the parse functions with a key of ARGP_KEY_ARG, and the actual arg - as the value. Since it's impossible to know which parse function wants to - handle it, each one is called in turn, until one returns 0 or an error - other than ARGP_ERR_UNKNOWN; if an argument is handled by no one, the - argp_parse returns prematurely (but with a return value of 0). If all - args have been parsed without error, all parsing functions are called one - last time with a key of ARGP_KEY_END. This flag needn't normally be set, - as the normal behavior is to stop parsing as soon as some argument can't - be handled. */ -#define ARGP_NO_ARGS 0x04 - -/* Parse options and arguments in the same order they occur on the command - line -- normally they're rearranged so that all options come first. */ -#define ARGP_IN_ORDER 0x08 - -/* Don't provide the standard long option --help, which causes usage and - option help information to be output to stdout, and exit (0) called. */ -#define ARGP_NO_HELP 0x10 - -/* Don't exit on errors (they may still result in error messages). */ -#define ARGP_NO_EXIT 0x20 - -/* Use the gnu getopt `long-only' rules for parsing arguments. */ -#define ARGP_LONG_ONLY 0x40 - -/* Turns off any message-printing/exiting options. */ -#define ARGP_SILENT (ARGP_NO_EXIT | ARGP_NO_ERRS | ARGP_NO_HELP) - -/* Parse the options strings in ARGC & ARGV according to the options in ARGP. - FLAGS is one of the ARGP_ flags above. If ARG_INDEX is non-NULL, the - index in ARGV of the first unparsed option is returned in it. If an - unknown option is present, ARGP_ERR_UNKNOWN is returned; if some parser - routine returned a non-zero value, it is returned; otherwise 0 is - returned. This function may also call exit unless the ARGP_NO_HELP flag - is set. INPUT is a pointer to a value to be passed in to the parser. */ -extern error_t argp_parse (__const struct argp *__restrict argp, - int argc, char **__restrict argv, - unsigned flags, int *__restrict arg_index, - void *__restrict input) __THROW; -extern error_t __argp_parse (__const struct argp *__restrict argp, - int argc, char **__restrict argv, - unsigned flags, int *__restrict arg_index, - void *__restrict input) __THROW; - -/* Global variables. */ - -/* If defined or set by the user program to a non-zero value, then a default - option --version is added (unless the ARGP_NO_HELP flag is used), which - will print this string followed by a newline and exit (unless the - ARGP_NO_EXIT flag is used). Overridden by ARGP_PROGRAM_VERSION_HOOK. */ -extern __const char *argp_program_version; - -/* If defined or set by the user program to a non-zero value, then a default - option --version is added (unless the ARGP_NO_HELP flag is used), which - calls this function with a stream to print the version to and a pointer to - the current parsing state, and then exits (unless the ARGP_NO_EXIT flag is - used). This variable takes precedent over ARGP_PROGRAM_VERSION. */ -extern void (*argp_program_version_hook) ( - struct argp_state *__restrict - __state); - -/* If defined or set by the user program, it should point to string that is - the bug-reporting address for the program. It will be printed by - argp_help if the ARGP_HELP_BUG_ADDR flag is set (as it is by various - standard help messages), embedded in a sentence that says something like - `Report bugs to ADDR.'. */ -extern __const char *argp_program_bug_address; - -/* The exit status that argp will use when exiting due to a parsing error. - If not defined or set by the user program, this defaults to EX_USAGE from - . */ -extern error_t argp_err_exit_status; - -/* Flags for argp_help. */ -#define ARGP_HELP_USAGE 0x01 /* a Usage: message. */ -#define ARGP_HELP_SHORT_USAGE 0x02 /* " but don't actually print options. */ -#define ARGP_HELP_SEE 0x04 /* a `Try ... for more help' message. */ -#define ARGP_HELP_LONG 0x08 /* a long help message. */ -#define ARGP_HELP_PRE_DOC 0x10 /* doc string preceding long help. */ -#define ARGP_HELP_POST_DOC 0x20 /* doc string following long help. */ -#define ARGP_HELP_DOC (ARGP_HELP_PRE_DOC | ARGP_HELP_POST_DOC) -#define ARGP_HELP_BUG_ADDR 0x40 /* bug report address */ -#define ARGP_HELP_LONG_ONLY 0x80 /* modify output appropriately to - reflect ARGP_LONG_ONLY mode. */ - -/* These ARGP_HELP flags are only understood by argp_state_help. */ -#define ARGP_HELP_EXIT_ERR 0x100 /* Call exit(1) instead of returning. */ -#define ARGP_HELP_EXIT_OK 0x200 /* Call exit(0) instead of returning. */ - -/* The standard thing to do after a program command line parsing error, if an - error message has already been printed. */ -#define ARGP_HELP_STD_ERR \ - (ARGP_HELP_SEE | ARGP_HELP_EXIT_ERR) -/* The standard thing to do after a program command line parsing error, if no - more specific error message has been printed. */ -#define ARGP_HELP_STD_USAGE \ - (ARGP_HELP_SHORT_USAGE | ARGP_HELP_SEE | ARGP_HELP_EXIT_ERR) -/* The standard thing to do in response to a --help option. */ -#define ARGP_HELP_STD_HELP \ - (ARGP_HELP_SHORT_USAGE | ARGP_HELP_LONG | ARGP_HELP_EXIT_OK \ - | ARGP_HELP_DOC | ARGP_HELP_BUG_ADDR) - - -/* Possibly output the standard usage message for ARGP to stderr and exit. */ -extern void argp_usage (__const struct argp_state *__state) __THROW; -extern void __argp_usage (__const struct argp_state *__state) __THROW; - -/* If appropriate, print the printf string FMT and following args, preceded - by the program name and `:', to stderr, and followed by a `Try ... --help' - message, then exit (1). */ -extern void argp_error (__const struct argp_state *__restrict __state, - __const char *__restrict __fmt, ...) __THROW - PRINTF_STYLE(2,3); -extern void __argp_error (__const struct argp_state *__restrict __state, - __const char *__restrict __fmt, ...) __THROW - PRINTF_STYLE(2,3); - -/* Returns true if the option OPT is a valid short option. */ -extern int _option_is_short (__const struct argp_option *__opt) __THROW; -extern int __option_is_short (__const struct argp_option *__opt) __THROW; - -/* Returns true if the option OPT is in fact the last (unused) entry in an - options array. */ -extern int _option_is_end (__const struct argp_option *__opt) __THROW; -extern int __option_is_end (__const struct argp_option *__opt) __THROW; - -/* Return the input field for ARGP in the parser corresponding to STATE; used - by the help routines. */ -extern void *_argp_input (__const struct argp *__restrict __argp, - __const struct argp_state *__restrict __state) - __THROW; -extern void *__argp_input (__const struct argp *__restrict __argp, - __const struct argp_state *__restrict __state) - __THROW; - -/* Used for extracting the program name from argv[0] */ -extern char *_argp_basename(char *name) __THROW; -extern char *__argp_basename(char *name) __THROW; - -/* Getting the program name given an argp state */ -extern char * -_argp_short_program_name(const struct argp_state *state) __THROW; -extern char * -__argp_short_program_name(const struct argp_state *state) __THROW; - - -#ifdef __USE_EXTERN_INLINES - -# if !_LIBC -# define __argp_usage argp_usage -# define __argp_state_help argp_state_help -# define __option_is_short _option_is_short -# define __option_is_end _option_is_end -# endif - -# ifndef ARGP_EI -# define ARGP_EI extern __inline__ -# endif - -ARGP_EI void -__argp_usage (__const struct argp_state *__state) -{ - __argp_state_help (__state, stderr, ARGP_HELP_STD_USAGE); -} - -ARGP_EI int -__option_is_short (__const struct argp_option *__opt) -{ - if (__opt->flags & OPTION_DOC) - return 0; - else - { - int __key = __opt->key; - return __key > 0 && isprint (__key); - } -} - -ARGP_EI int -__option_is_end (__const struct argp_option *__opt) -{ - return !__opt->key && !__opt->name && !__opt->doc && !__opt->group; -} - -# if !_LIBC -# undef __argp_usage -# undef __argp_state_help -# undef __option_is_short -# undef __option_is_end -# endif -#endif /* Use extern inlines. */ - -#ifdef __cplusplus -} -#endif - -#endif /* argp.h */ - - -#ifndef _GNU_SOURCE -# define _GNU_SOURCE 1 -#endif - -#ifdef HAVE_CONFIG_H -#include -#endif - -/* AIX requires this to be the first thing in the file. */ -#ifndef __GNUC__ -# if HAVE_ALLOCA_H -# include -# else -# ifdef _AIX - #pragma alloca -# else -# ifndef alloca /* predefined by HP cc +Olibcalls */ -char *alloca (); -# endif -# endif -# endif -#endif - -#include -#include -#if HAVE_UNISTD_H -# include -#endif -#include -#include - -#if HAVE_MALLOC_H -/* Needed, for alloca on windows */ -# include -#endif - -#ifndef _ -/* This is for other GNU distributions with internationalized messages. - When compiling libc, the _ macro is predefined. */ -# if defined HAVE_LIBINTL_H || defined _LIBC -# include -# ifdef _LIBC -# undef dgettext -# define dgettext(domain, msgid) __dcgettext (domain, msgid, LC_MESSAGES) -# endif -# else -# define dgettext(domain, msgid) (msgid) -# define gettext(msgid) (msgid) -# endif -#endif -#ifndef N_ -# define N_(msgid) (msgid) -#endif - -#if _LIBC - 0 -#include -#else -#ifdef HAVE_CTHREADS_H -#include -#endif -#endif /* _LIBC */ - -#include "argp.h" - - - - -/* The meta-argument used to prevent any further arguments being interpreted - as options. */ -#define QUOTE "--" - -/* EZ alias for ARGP_ERR_UNKNOWN. */ -#define EBADKEY ARGP_ERR_UNKNOWN - - -/* Default options. */ - -/* When argp is given the --HANG switch, _ARGP_HANG is set and argp will sleep - for one second intervals, decrementing _ARGP_HANG until it's zero. Thus - you can force the program to continue by attaching a debugger and setting - it to 0 yourself. */ -volatile int _argp_hang; - -#define OPT_PROGNAME -2 -#define OPT_USAGE -3 -#if HAVE_SLEEP && HAVE_GETPID -#define OPT_HANG -4 -#endif - -static const struct argp_option argp_default_options[] = -{ - {"help", '?', 0, 0, N_("Give this help list"), -1}, - {"usage", OPT_USAGE, 0, 0, N_("Give a short usage message"), 0 }, - {"program-name",OPT_PROGNAME,"NAME", OPTION_HIDDEN, - N_("Set the program name"), 0}, -#if OPT_HANG - {"HANG", OPT_HANG, "SECS", OPTION_ARG_OPTIONAL | OPTION_HIDDEN, - N_("Hang for SECS seconds (default 3600)"), 0 }, -#endif - {0, 0, 0, 0, 0, 0} -}; - -static error_t -argp_default_parser (int key, char *arg, struct argp_state *state) -{ - switch (key) - { - case '?': - // __argp_state_help (state, ARGP_HELP_STD_HELP); - break; - case OPT_USAGE: - // __argp_state_help (state, - // ARGP_HELP_USAGE | ARGP_HELP_EXIT_OK); - break; - - case OPT_PROGNAME: /* Set the program name. */ -#if HAVE_DECL_PROGRAM_INVOCATION_NAME - program_invocation_name = arg; -#endif - /* [Note that some systems only have PROGRAM_INVOCATION_SHORT_NAME (aka - __PROGNAME), in which case, PROGRAM_INVOCATION_NAME is just defined - to be that, so we have to be a bit careful here.] */ - - /* Update what we use for messages. */ - - state->name = arg; - -#if HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME - program_invocation_short_name = state->name; -#endif - - if ((state->flags & (ARGP_PARSE_ARGV0 | ARGP_NO_ERRS)) - == ARGP_PARSE_ARGV0) - /* Update what getopt uses too. */ - state->argv[0] = arg; - - break; - -#if OPT_HANG - case OPT_HANG: - _argp_hang = atoi (arg ? arg : "3600"); - printf( "%s: pid = %ld\n", - state->name, (long) getpid()); - while (_argp_hang-- > 0) - __sleep (1); - break; -#endif - - default: - return EBADKEY; - } - return 0; -} - -static const struct argp argp_default_argp = - {argp_default_options, &argp_default_parser, NULL, NULL, NULL, NULL, "libc"}; - - -static const struct argp_option argp_version_options[] = -{ - {"version", 'V', 0, 0, N_("Print program version"), -1}, - {0, 0, 0, 0, 0, 0 } -}; - -static error_t -argp_version_parser (int key, char *arg, struct argp_state *state) -{ - switch (key) - { - case 'V': - if (argp_program_version_hook) - (*argp_program_version_hook) (state); - else if (argp_program_version) - printf ("%s\n", argp_program_version); - else; - // __argp_error (state, dgettext (state->root_argp->argp_domain, - // "(PROGRAM ERROR) No version known!?")); - if (! (state->flags & ARGP_NO_EXIT)) - exit (0); - break; - default: - return EBADKEY; - } - return 0; -} - -static const struct argp argp_version_argp = - {argp_version_options, &argp_version_parser, NULL, NULL, NULL, NULL, "libc"}; - - - -/* The state of a `group' during parsing. Each group corresponds to a - particular argp structure from the tree of such descending from the top - level argp passed to argp_parse. */ -struct group -{ - /* This group's parsing function. */ - argp_parser_t parser; - - /* Which argp this group is from. */ - const struct argp *argp; - - /* The number of non-option args sucessfully handled by this parser. */ - unsigned args_processed; - - /* This group's parser's parent's group. */ - struct group *parent; - unsigned parent_index; /* And the our position in the parent. */ - - /* These fields are swapped into and out of the state structure when - calling this group's parser. */ - void *input, **child_inputs; - void *hook; -}; - -/* Call GROUP's parser with KEY and ARG, swapping any group-specific info - from STATE before calling, and back into state afterwards. If GROUP has - no parser, EBADKEY is returned. */ -static error_t -group_parse (struct group *group, struct argp_state *state, int key, char *arg) -{ - if (group->parser) - { - error_t err; - state->hook = group->hook; - state->input = group->input; - state->child_inputs = group->child_inputs; - state->arg_num = group->args_processed; - err = (*group->parser)(key, arg, state); - group->hook = state->hook; - return err; - } - else - return EBADKEY; -} - -struct parser -{ - const struct argp *argp; - - const char *posixly_correct; - - /* True if there are only no-option arguments left, which are just - passed verbatim with ARGP_KEY_ARG. This is set if we encounter a - quote, or the end of the proper options, but may be cleared again - if the user moves the next argument pointer backwards. */ - int args_only; - - /* Describe how to deal with options that follow non-option ARGV-elements. - - If the caller did not specify anything, the default is - REQUIRE_ORDER if the environment variable POSIXLY_CORRECT is - defined, PERMUTE otherwise. - - REQUIRE_ORDER means don't recognize them as options; stop option - processing when the first non-option is seen. This is what Unix - does. This mode of operation is selected by either setting the - environment variable POSIXLY_CORRECT, or using `+' as the first - character of the list of option characters. - - PERMUTE is the default. We permute the contents of ARGV as we - scan, so that eventually all the non-options are at the end. This - allows options to be given in any order, even with programs that - were not written to expect this. - - RETURN_IN_ORDER is an option available to programs that were - written to expect options and other ARGV-elements in any order - and that care about the ordering of the two. We describe each - non-option ARGV-element as if it were the argument of an option - with character code 1. Using `-' as the first character of the - list of option characters selects this mode of operation. - - */ - enum { REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER } ordering; - - /* A segment of non-option arguments that have been skipped for - later processing, after all options. `first_nonopt' is the index - in ARGV of the first of them; `last_nonopt' is the index after - the last of them. - - If quoted or args_only is non-zero, this segment should be empty. */ - - /* FIXME: I'd prefer to use unsigned, but it's more consistent to - use the same type as for state.next. */ - int first_nonopt; - int last_nonopt; - - /* String of all recognized short options. Needed for ARGP_LONG_ONLY. */ - /* FIXME: Perhaps change to a pointer to a suitable bitmap instead? */ - char *short_opts; - - /* For parsing combined short options. */ - char *nextchar; - - /* States of the various parsing groups. */ - struct group *groups; - /* The end of the GROUPS array. */ - struct group *egroup; - /* An vector containing storage for the CHILD_INPUTS field in all groups. */ - void **child_inputs; - - /* State block supplied to parsing routines. */ - struct argp_state state; - - /* Memory used by this parser. */ - void *storage; -}; - -/* Search for a group defining a short option. */ -static const struct argp_option * -find_short_option(struct parser *parser, int key, struct group **p) -{ - struct group *group; - - for (group = parser->groups; group < parser->egroup; group++) - { - const struct argp_option *opts; - - for (opts = group->argp->options; !__option_is_end(opts); opts++) - if (opts->key == key) - { - *p = group; - return opts; - } - } - return NULL; -} - -enum match_result { MATCH_EXACT, MATCH_PARTIAL, MATCH_NO }; - -/* If defined, allow complete.el-like abbreviations of long options. */ -#ifndef ARGP_COMPLETE -#define ARGP_COMPLETE 0 -#endif - -/* Matches an encountern long-option argument ARG against an option NAME. - * ARG is terminated by NUL or '='. */ -static enum match_result -match_option(const char *arg, const char *name) -{ - unsigned i, j; - for (i = j = 0;; i++, j++) - { - switch(arg[i]) - { - case '\0': - case '=': - return name[j] ? MATCH_PARTIAL : MATCH_EXACT; -#if ARGP_COMPLETE - case '-': - while (name[j] != '-') - if (!name[j++]) - return MATCH_NO; - break; -#endif - default: - if (arg[i] != name[j]) - return MATCH_NO; - } - } -} - -static const struct argp_option * -find_long_option(struct parser *parser, - const char *arg, - struct group **p) -{ - struct group *group; - - /* Partial match found so far. */ - struct group *matched_group = NULL; - const struct argp_option *matched_option = NULL; - - /* Number of partial matches. */ - int num_partial = 0; - - for (group = parser->groups; group < parser->egroup; group++) - { - const struct argp_option *opts; - - for (opts = group->argp->options; !__option_is_end(opts); opts++) - { - if (!opts->name) - continue; - switch (match_option(arg, opts->name)) - { - case MATCH_NO: - break; - case MATCH_PARTIAL: - num_partial++; - - matched_group = group; - matched_option = opts; - - break; - case MATCH_EXACT: - /* Exact match. */ - *p = group; - return opts; - } - } - } - if (num_partial == 1) - { - *p = matched_group; - return matched_option; - } - - return NULL; -} - - -/* The next usable entries in the various parser tables being filled in by - convert_options. */ -struct parser_convert_state -{ - struct parser *parser; - char *short_end; - void **child_inputs_end; -}; - -/* Initialize GROUP from ARGP. If CVT->SHORT_END is non-NULL, short - options are recorded in the short options string. Returns the next - unused group entry. CVT holds state used during the conversion. */ -static struct group * -convert_options (const struct argp *argp, - struct group *parent, unsigned parent_index, - struct group *group, struct parser_convert_state *cvt) -{ - const struct argp_option *opt = argp->options; - const struct argp_child *children = argp->children; - - if (opt || argp->parser) - { - /* This parser needs a group. */ - if (cvt->short_end) - { - /* Record any short options. */ - for ( ; !__option_is_end (opt); opt++) - if (__option_is_short(opt)) - *cvt->short_end++ = opt->key; - } - - group->parser = argp->parser; - group->argp = argp; - group->args_processed = 0; - group->parent = parent; - group->parent_index = parent_index; - group->input = 0; - group->hook = 0; - group->child_inputs = 0; - - if (children) - /* Assign GROUP's CHILD_INPUTS field some space from - CVT->child_inputs_end.*/ - { - unsigned num_children = 0; - while (children[num_children].argp) - num_children++; - group->child_inputs = cvt->child_inputs_end; - cvt->child_inputs_end += num_children; - } - parent = group++; - } - else - parent = 0; - - if (children) - { - unsigned index = 0; - while (children->argp) - group = - convert_options (children++->argp, parent, index++, group, cvt); - } - - return group; -} -/* Allocate and initialize the group structures, so that they are - ordered as if by traversing the corresponding argp parser tree in - pre-order. Also build the list of short options, if that is needed. */ -static void -parser_convert (struct parser *parser, const struct argp *argp) -{ - struct parser_convert_state cvt; - - cvt.parser = parser; - cvt.short_end = parser->short_opts; - cvt.child_inputs_end = parser->child_inputs; - - parser->argp = argp; - - if (argp) - parser->egroup = convert_options (argp, 0, 0, parser->groups, &cvt); - else - parser->egroup = parser->groups; /* No parsers at all! */ - - if (parser->short_opts) - *cvt.short_end ='\0'; -} - -/* Lengths of various parser fields which we will allocated. */ -struct parser_sizes -{ - /* Needed only ARGP_LONG_ONLY */ - size_t short_len; /* Number of short options. */ - - size_t num_groups; /* Group structures we allocate. */ - size_t num_child_inputs; /* Child input slots. */ -}; - -/* For ARGP, increments the NUM_GROUPS field in SZS by the total - number of argp structures descended from it, and the SHORT_LEN by - the total number of short options. */ -static void -calc_sizes (const struct argp *argp, struct parser_sizes *szs) -{ - const struct argp_child *child = argp->children; - const struct argp_option *opt = argp->options; - - if (opt || argp->parser) - { - /* This parser needs a group. */ - szs->num_groups++; - if (opt) - { - while (__option_is_short (opt++)) - szs->short_len++; - } - } - - if (child) - while (child->argp) - { - calc_sizes ((child++)->argp, szs); - szs->num_child_inputs++; - } -} - -/* Initializes PARSER to parse ARGP in a manner described by FLAGS. */ -static error_t -parser_init (struct parser *parser, const struct argp *argp, - int argc, char **argv, int flags, void *input) -{ - error_t err = 0; - struct group *group; - struct parser_sizes szs; - - if (flags & ARGP_IN_ORDER) - parser->ordering = RETURN_IN_ORDER; - else if (flags & ARGP_NO_ARGS) - parser->ordering = REQUIRE_ORDER; - else if (parser->posixly_correct) - parser->ordering = REQUIRE_ORDER; - else - parser->ordering = PERMUTE; - - szs.short_len = 0; - szs.num_groups = 0; - szs.num_child_inputs = 0; - - if (argp) - calc_sizes (argp, &szs); - - if (!(flags & ARGP_LONG_ONLY)) - /* We have no use for the short option array. */ - szs.short_len = 0; - - /* Lengths of the various bits of storage used by PARSER. */ -#define GLEN (szs.num_groups + 1) * sizeof (struct group) -#define CLEN (szs.num_child_inputs * sizeof (void *)) -#define SLEN (szs.short_len + 1) -#define STORAGE(offset) ((void *) (((char *) parser->storage) + (offset))) - - parser->storage = malloc (GLEN + CLEN + SLEN); - if (! parser->storage) - return ENOMEM; - - parser->groups = parser->storage; - - parser->child_inputs = STORAGE(GLEN); - memset (parser->child_inputs, 0, szs.num_child_inputs * sizeof (void *)); - - if (flags & ARGP_LONG_ONLY) - parser->short_opts = STORAGE(GLEN + CLEN); - else - parser->short_opts = NULL; - - parser_convert (parser, argp); - - memset (&parser->state, 0, sizeof (struct argp_state)); - - parser->state.root_argp = parser->argp; - parser->state.argc = argc; - parser->state.argv = argv; - parser->state.flags = flags; - parser->state.pstate = parser; - - parser->args_only = 0; - parser->nextchar = NULL; - parser->first_nonopt = parser->last_nonopt = 0; - - /* Call each parser for the first time, giving it a chance to propagate - values to child parsers. */ - if (parser->groups < parser->egroup) - parser->groups->input = input; - for (group = parser->groups; - group < parser->egroup && (!err || err == EBADKEY); - group++) - { - if (group->parent) - /* If a child parser, get the initial input value from the parent. */ - group->input = group->parent->child_inputs[group->parent_index]; - - if (!group->parser - && group->argp->children && group->argp->children->argp) - /* For the special case where no parsing function is supplied for an - argp, propagate its input to its first child, if any (this just - makes very simple wrapper argps more convenient). */ - group->child_inputs[0] = group->input; - - err = group_parse (group, &parser->state, ARGP_KEY_INIT, 0); - } - if (err == EBADKEY) - err = 0; /* Some parser didn't understand. */ - - if (err) - return err; - - if (argv[0] && !(parser->state.flags & ARGP_PARSE_ARGV0)) - /* There's an argv[0]; use it for messages. */ - { - parser->state.name = argv[0]; - - /* Don't parse it as an argument. */ - parser->state.next = 1; - } - else - parser->state.name = ""; - - return 0; -} - -/* Free any storage consumed by PARSER (but not PARSER itself). */ -static error_t -parser_finalize (struct parser *parser, - error_t err, int arg_ebadkey, int *end_index) -{ - struct group *group; - - if (err == EBADKEY && arg_ebadkey) - /* Suppress errors generated by unparsed arguments. */ - err = 0; - - if (! err) - { - if (parser->state.next == parser->state.argc) - /* We successfully parsed all arguments! Call all the parsers again, - just a few more times... */ - { - for (group = parser->groups; - group < parser->egroup && (!err || err==EBADKEY); - group++) - if (group->args_processed == 0) - err = group_parse (group, &parser->state, ARGP_KEY_NO_ARGS, 0); - for (group = parser->egroup - 1; - group >= parser->groups && (!err || err==EBADKEY); - group--) - err = group_parse (group, &parser->state, ARGP_KEY_END, 0); - - if (err == EBADKEY) - err = 0; /* Some parser didn't understand. */ - - /* Tell the user that all arguments are parsed. */ - if (end_index) - *end_index = parser->state.next; - } - else if (end_index) - /* Return any remaining arguments to the user. */ - *end_index = parser->state.next; - else - /* No way to return the remaining arguments, they must be bogus. */ - { - if (!(parser->state.flags & ARGP_NO_ERRS)) - printf( - dgettext (parser->argp->argp_domain, - "%s: Too many arguments\n"), - parser->state.name); - err = EBADKEY; - } - } - - /* Okay, we're all done, with either an error or success; call the parsers - to indicate which one. */ - - if (err) - { - /* Maybe print an error message. */ - if (err == EBADKEY) - /* An appropriate message describing what the error was should have - been printed earlier. */ - // __argp_state_help (&parser->state, - // ARGP_HELP_STD_ERR); - - /* Since we didn't exit, give each parser an error indication. */ - for (group = parser->groups; group < parser->egroup; group++) - group_parse (group, &parser->state, ARGP_KEY_ERROR, 0); - } - else - /* Notify parsers of success, and propagate back values from parsers. */ - { - /* We pass over the groups in reverse order so that child groups are - given a chance to do there processing before passing back a value to - the parent. */ - for (group = parser->egroup - 1 - ; group >= parser->groups && (!err || err == EBADKEY) - ; group--) - err = group_parse (group, &parser->state, ARGP_KEY_SUCCESS, 0); - if (err == EBADKEY) - err = 0; /* Some parser didn't understand. */ - } - - /* Call parsers once more, to do any final cleanup. Errors are ignored. */ - for (group = parser->egroup - 1; group >= parser->groups; group--) - group_parse (group, &parser->state, ARGP_KEY_FINI, 0); - - if (err == EBADKEY) - err = EINVAL; - - free (parser->storage); - - return err; -} - -/* Call the user parsers to parse the non-option argument VAL, at the - current position, returning any error. The state NEXT pointer - should point to the argument; this function will adjust it - correctly to reflect however many args actually end up being - consumed. */ -static error_t -parser_parse_arg (struct parser *parser, char *val) -{ - /* Save the starting value of NEXT */ - int index = parser->state.next; - error_t err = EBADKEY; - struct group *group; - int key = 0; /* Which of ARGP_KEY_ARG[S] we used. */ - - /* Try to parse the argument in each parser. */ - for (group = parser->groups - ; group < parser->egroup && err == EBADKEY - ; group++) - { - parser->state.next++; /* For ARGP_KEY_ARG, consume the arg. */ - key = ARGP_KEY_ARG; - err = group_parse (group, &parser->state, key, val); - - if (err == EBADKEY) - /* This parser doesn't like ARGP_KEY_ARG; try ARGP_KEY_ARGS instead. */ - { - parser->state.next--; /* For ARGP_KEY_ARGS, put back the arg. */ - key = ARGP_KEY_ARGS; - err = group_parse (group, &parser->state, key, 0); - } - } - - if (! err) - { - if (key == ARGP_KEY_ARGS) - /* The default for ARGP_KEY_ARGS is to assume that if NEXT isn't - changed by the user, *all* arguments should be considered - consumed. */ - parser->state.next = parser->state.argc; - - if (parser->state.next > index) - /* Remember that we successfully processed a non-option - argument -- but only if the user hasn't gotten tricky and set - the clock back. */ - (--group)->args_processed += (parser->state.next - index); - else - /* The user wants to reparse some args, so try looking for options again. */ - parser->args_only = 0; - } - - return err; -} - -/* Exchange two adjacent subsequences of ARGV. - One subsequence is elements [first_nonopt,last_nonopt) - which contains all the non-options that have been skipped so far. - The other is elements [last_nonopt,next), which contains all - the options processed since those non-options were skipped. - - `first_nonopt' and `last_nonopt' are relocated so that they describe - the new indices of the non-options in ARGV after they are moved. */ - -static void -exchange (struct parser *parser) -{ - int bottom = parser->first_nonopt; - int middle = parser->last_nonopt; - int top = parser->state.next; - char **argv = parser->state.argv; - - char *tem; - - /* Exchange the shorter segment with the far end of the longer segment. - That puts the shorter segment into the right place. - It leaves the longer segment in the right place overall, - but it consists of two parts that need to be swapped next. */ - - while (top > middle && middle > bottom) - { - if (top - middle > middle - bottom) - { - /* Bottom segment is the short one. */ - int len = middle - bottom; - register int i; - - /* Swap it with the top part of the top segment. */ - for (i = 0; i < len; i++) - { - tem = argv[bottom + i]; - argv[bottom + i] = argv[top - (middle - bottom) + i]; - argv[top - (middle - bottom) + i] = tem; - } - /* Exclude the moved bottom segment from further swapping. */ - top -= len; - } - else - { - /* Top segment is the short one. */ - int len = top - middle; - register int i; - - /* Swap it with the bottom part of the bottom segment. */ - for (i = 0; i < len; i++) - { - tem = argv[bottom + i]; - argv[bottom + i] = argv[middle + i]; - argv[middle + i] = tem; - } - /* Exclude the moved top segment from further swapping. */ - bottom += len; - } - } - - /* Update records for the slots the non-options now occupy. */ - - parser->first_nonopt += (parser->state.next - parser->last_nonopt); - parser->last_nonopt = parser->state.next; -} - - -enum arg_type { ARG_ARG, ARG_SHORT_OPTION, - ARG_LONG_OPTION, ARG_LONG_ONLY_OPTION, - ARG_QUOTE }; - -static enum arg_type -classify_arg(struct parser *parser, char *arg, char **opt) -{ - if (arg[0] == '-') - /* Looks like an option... */ - switch (arg[1]) - { - case '\0': - /* "-" is not an option. */ - return ARG_ARG; - case '-': - /* Long option, or quote. */ - if (!arg[2]) - return ARG_QUOTE; - - /* A long option. */ - if (opt) - *opt = arg + 2; - return ARG_LONG_OPTION; - - default: - /* Short option. But if ARGP_LONG_ONLY, it can also be a long option. */ - - if (opt) - *opt = arg + 1; - - if (parser->state.flags & ARGP_LONG_ONLY) - { - /* Rules from getopt.c: - - If long_only and the ARGV-element has the form "-f", - where f is a valid short option, don't consider it an - abbreviated form of a long option that starts with f. - Otherwise there would be no way to give the -f short - option. - - On the other hand, if there's a long option "fubar" and - the ARGV-element is "-fu", do consider that an - abbreviation of the long option, just like "--fu", and - not "-f" with arg "u". - - This distinction seems to be the most useful approach. */ - - assert(parser->short_opts); - - if (arg[2] || !strchr(parser->short_opts, arg[1])) - return ARG_LONG_ONLY_OPTION; - } - - return ARG_SHORT_OPTION; - } - - else - return ARG_ARG; -} - -/* Parse the next argument in PARSER (as indicated by PARSER->state.next). - Any error from the parsers is returned, and *ARGP_EBADKEY indicates - whether a value of EBADKEY is due to an unrecognized argument (which is - generally not fatal). */ -static error_t -parser_parse_next (struct parser *parser, int *arg_ebadkey) -{ - if (parser->state.quoted && parser->state.next < parser->state.quoted) - /* The next argument pointer has been moved to before the quoted - region, so pretend we never saw the quoting `--', and start - looking for options again. If the `--' is still there we'll just - process it one more time. */ - parser->state.quoted = parser->args_only = 0; - - /* Give FIRST_NONOPT & LAST_NONOPT rational values if NEXT has been - moved back by the user (who may also have changed the arguments). */ - if (parser->last_nonopt > parser->state.next) - parser->last_nonopt = parser->state.next; - if (parser->first_nonopt > parser->state.next) - parser->first_nonopt = parser->state.next; - - if (parser->nextchar) - /* Deal with short options. */ - { - struct group *group; - char c; - const struct argp_option *option; - char *value = NULL;; - - assert(!parser->args_only); - - c = *parser->nextchar++; - - option = find_short_option(parser, c, &group); - if (!option) - { - if (parser->posixly_correct) - /* 1003.2 specifies the format of this message. */ - printf( - dgettext(parser->state.root_argp->argp_domain, - "%s: illegal option -- %c\n"), - parser->state.name, c); - else - printf( - dgettext(parser->state.root_argp->argp_domain, - "%s: invalid option -- %c\n"), - parser->state.name, c); - - *arg_ebadkey = 0; - return EBADKEY; - } - - if (!*parser->nextchar) - parser->nextchar = NULL; - - if (option->arg) - { - value = parser->nextchar; - parser->nextchar = NULL; - - if (!value - && !(option->flags & OPTION_ARG_OPTIONAL)) - /* We need an mandatory argument. */ - { - if (parser->state.next == parser->state.argc) - /* Missing argument */ - { - /* 1003.2 specifies the format of this message. */ - printf( - dgettext(parser->state.root_argp->argp_domain, - "%s: option requires an argument -- %c\n"), - parser->state.name, c); - - *arg_ebadkey = 0; - return EBADKEY; - } - value = parser->state.argv[parser->state.next++]; - } - } - return group_parse(group, &parser->state, - option->key, value); - } - else - /* Advance to the next ARGV-element. */ - { - if (parser->args_only) - { - *arg_ebadkey = 1; - if (parser->state.next >= parser->state.argc) - /* We're done. */ - return EBADKEY; - else - return parser_parse_arg(parser, - parser->state.argv[parser->state.next]); - } - - if (parser->state.next >= parser->state.argc) - /* Almost done. If there are non-options that we skipped - previously, we should process them now. */ - { - *arg_ebadkey = 1; - if (parser->first_nonopt != parser->last_nonopt) - { - exchange(parser); - - /* Start processing the arguments we skipped previously. */ - parser->state.next = parser->first_nonopt; - - parser->first_nonopt = parser->last_nonopt = 0; - - parser->args_only = 1; - return 0; - } - else - /* Indicate that we're really done. */ - return EBADKEY; - } - else - /* Look for options. */ - { - char *arg = parser->state.argv[parser->state.next]; - - char *optstart; - enum arg_type token = classify_arg(parser, arg, &optstart); - - switch (token) - { - case ARG_ARG: - switch (parser->ordering) - { - case PERMUTE: - if (parser->first_nonopt == parser->last_nonopt) - /* Skipped sequence is empty; start a new one. */ - parser->first_nonopt = parser->last_nonopt = parser->state.next; - - else if (parser->last_nonopt != parser->state.next) - /* We have a non-empty skipped sequence, and - we're not at the end-point, so move it. */ - exchange(parser); - - assert(parser->last_nonopt == parser->state.next); - - /* Skip this argument for now. */ - parser->state.next++; - parser->last_nonopt = parser->state.next; - - return 0; - - case REQUIRE_ORDER: - /* Implicit quote before the first argument. */ - parser->args_only = 1; - return 0; - - case RETURN_IN_ORDER: - *arg_ebadkey = 1; - return parser_parse_arg(parser, arg); - - default: - exit(1); - } - case ARG_QUOTE: - /* Skip it, then exchange with any previous non-options. */ - parser->state.next++; - assert (parser->last_nonopt != parser->state.next); - - if (parser->first_nonopt != parser->last_nonopt) - { - exchange(parser); - - /* Start processing the skipped and the quoted - arguments. */ - - parser->state.quoted = parser->state.next = parser->first_nonopt; - - /* Also empty the skipped-list, to avoid confusion - if the user resets the next pointer. */ - parser->first_nonopt = parser->last_nonopt = 0; - } - else - parser->state.quoted = parser->state.next; - - parser->args_only = 1; - return 0; - - case ARG_LONG_ONLY_OPTION: - case ARG_LONG_OPTION: - { - struct group *group; - const struct argp_option *option; - char *value; - - parser->state.next++; - option = find_long_option(parser, optstart, &group); - - if (!option) - { - /* NOTE: This includes any "=something" in the output. */ - printf( - dgettext(parser->state.root_argp->argp_domain, - "%s: unrecognized option `%s'\n"), - parser->state.name, arg); - *arg_ebadkey = 0; - return EBADKEY; - } - - value = strchr(optstart, '='); - if (value) - value++; - - if (value && !option->arg) - /* Unexpected argument. */ - { - if (token == ARG_LONG_OPTION) - /* --option */ - printf( - dgettext(parser->state.root_argp->argp_domain, - "%s: option `--%s' doesn't allow an argument\n"), - parser->state.name, option->name); - else - /* +option or -option */ - printf( - dgettext(parser->state.root_argp->argp_domain, - "%s: option `%c%s' doesn't allow an argument\n"), - parser->state.name, arg[0], option->name); - - *arg_ebadkey = 0; - return EBADKEY; - } - - if (option->arg && !value - && !(option->flags & OPTION_ARG_OPTIONAL)) - /* We need an mandatory argument. */ - { - if (parser->state.next == parser->state.argc) - /* Missing argument */ - { - if (token == ARG_LONG_OPTION) - /* --option */ - printf( - dgettext(parser->state.root_argp->argp_domain, - "%s: option `--%s' requires an argument\n"), - parser->state.name, option->name); - else - /* +option or -option */ - printf( - dgettext(parser->state.root_argp->argp_domain, - "%s: option `%c%s' requires an argument\n"), - parser->state.name, arg[0], option->name); - - *arg_ebadkey = 0; - return EBADKEY; - } - - value = parser->state.argv[parser->state.next++]; - } - *arg_ebadkey = 0; - return group_parse(group, &parser->state, - option->key, value); - } - case ARG_SHORT_OPTION: - parser->state.next++; - parser->nextchar = optstart; - return 0; - - default: - exit(1); - } - } - } -} - -/* Parse the options strings in ARGC & ARGV according to the argp in ARGP. - FLAGS is one of the ARGP_ flags above. If END_INDEX is non-NULL, the - index in ARGV of the first unparsed option is returned in it. If an - unknown option is present, EINVAL is returned; if some parser routine - returned a non-zero value, it is returned; otherwise 0 is returned. */ -error_t -argp_parse (const struct argp *argp, int argc, char **argv, unsigned flags, - int *end_index, void *input) -{ - error_t err; - struct parser parser; - - /* If true, then err == EBADKEY is a result of a non-option argument failing - to be parsed (which in some cases isn't actually an error). */ - int arg_ebadkey = 0; - - if (! (flags & ARGP_NO_HELP)) - /* Add our own options. */ - { - struct argp_child *child = alloca (4 * sizeof (struct argp_child)); - struct argp *top_argp = alloca (sizeof (struct argp)); - - /* TOP_ARGP has no options, it just serves to group the user & default - argps. */ - memset (top_argp, 0, sizeof (*top_argp)); - top_argp->children = child; - - memset (child, 0, 4 * sizeof (struct argp_child)); - - if (argp) - (child++)->argp = argp; - (child++)->argp = &argp_default_argp; - if (argp_program_version || argp_program_version_hook) - (child++)->argp = &argp_version_argp; - child->argp = 0; - - argp = top_argp; - } - - /* Construct a parser for these arguments. */ - err = parser_init (&parser, argp, argc, argv, flags, input); - - if (! err) - /* Parse! */ - { - while (! err) - err = parser_parse_next (&parser, &arg_ebadkey); - err = parser_finalize (&parser, err, arg_ebadkey, end_index); - } - - return err; -} -#ifdef weak_alias -weak_alias (__argp_parse, argp_parse) -#endif - -/* Return the input field for ARGP in the parser corresponding to STATE; used - by the help routines. */ -void * -__argp_input (const struct argp *argp, const struct argp_state *state) -{ - if (state) - { - struct group *group; - struct parser *parser = state->pstate; - - for (group = parser->groups; group < parser->egroup; group++) - if (group->argp == argp) - return group->input; - } - - return 0; -} -#ifdef weak_alias -weak_alias (__argp_input, _argp_input) -#endif - -/* Defined here, in case a user is not inlining the definitions in - * argp.h */ -void -argp_usage (__const struct argp_state *__state) -{ -// __argp_state_help (__state, ARGP_HELP_STD_USAGE); -} - -int -__option_is_short (__const struct argp_option *__opt) -{ - if (__opt->flags & OPTION_DOC) - return 0; - else - { - int __key = __opt->key; - /* FIXME: whether or not a particular key implies a short option - * ought not to be locale dependent. */ - return __key > 0 && isprint (__key); - } -} - -int -__option_is_end (__const struct argp_option *__opt) -{ - return !__opt->key && !__opt->name && !__opt->doc && !__opt->group; -} - -#endif diff --git a/6-sigsnoop/eunomia-include/argparse/argparse.c b/6-sigsnoop/eunomia-include/argparse/argparse.c deleted file mode 100644 index b42bced..0000000 --- a/6-sigsnoop/eunomia-include/argparse/argparse.c +++ /dev/null @@ -1,403 +0,0 @@ -#ifndef ARGPARSE_C_H_ -#define ARGPARSE_C_H_ - -/** - * Copyright (C) 2012-2015 Yecheng Fu - * All rights reserved. - * - * Use of this source code is governed by a MIT-style license that can be found - * in the LICENSE file. - */ -#include -#include -#include -#include -#include -#include "argparse.h" - -#define OPT_UNSET 1 -#define OPT_LONG (1 << 1) - -/* We define these the same for all machines. - Changes from this to the outside world should be done in `_exit'. */ -#define EXIT_FAILURE 1 /* Failing exit status. */ -#define EXIT_SUCCESS 0 /* Successful exit status. */ - -static const char * -prefix_skip(const char *str, const char *prefix) -{ - size_t len = strlen(prefix); - return strncmp(str, prefix, len) ? NULL : str + len; -} - -static int -prefix_cmp(const char *str, const char *prefix) -{ - for (;; str++, prefix++) - if (!*prefix) { - return 0; - } else if (*str != *prefix) { - return (unsigned char)*prefix - (unsigned char)*str; - } -} - -static void -argparse_error(struct argparse *self, const struct argparse_option *opt, - const char *reason, int flags) -{ - (void)self; - if (flags & OPT_LONG) { - printf("error: option `--%s` %s\n", opt->long_name, reason); - } else { - printf("error: option `-%c` %s\n", opt->short_name, reason); - } - exit(EXIT_FAILURE); -} - -static int -argparse_getvalue(struct argparse *self, const struct argparse_option *opt, - int flags) -{ - const char *s = NULL; - if (!opt->value) - goto skipped; - switch (opt->type) { - case ARGPARSE_OPT_BOOLEAN: - if (flags & OPT_UNSET) { - *(int *)opt->value = *(int *)opt->value - 1; - } else { - *(int *)opt->value = *(int *)opt->value + 1; - } - if (*(int *)opt->value < 0) { - *(int *)opt->value = 0; - } - break; - case ARGPARSE_OPT_BIT: - if (flags & OPT_UNSET) { - *(int *)opt->value &= ~opt->data; - } else { - *(int *)opt->value |= opt->data; - } - break; - case ARGPARSE_OPT_STRING: - if (self->optvalue) { - *(const char **)opt->value = self->optvalue; - self->optvalue = NULL; - } else if (self->argc > 1) { - self->argc--; - *(const char **)opt->value = *++self->argv; - } else { - argparse_error(self, opt, "requires a value", flags); - } - break; - case ARGPARSE_OPT_INTEGER: - // errno = 0; - if (self->optvalue) { - *(int *)opt->value = strtol(self->optvalue, (char **)&s, 0); - self->optvalue = NULL; - } else if (self->argc > 1) { - self->argc--; - *(int *)opt->value = strtol(*++self->argv, (char **)&s, 0); - } else { - argparse_error(self, opt, "requires a value", flags); - } - // if (errno == ERANGE) - // argparse_error(self, opt, "numerical result out of range", flags); - if (s[0] != '\0') // no digits or contains invalid characters - argparse_error(self, opt, "expects an integer value", flags); - break; - case ARGPARSE_OPT_FLOAT: - // errno = 0; - if (self->optvalue) { - *(float *)opt->value = strtod(self->optvalue, (char **)&s); - self->optvalue = NULL; - } else if (self->argc > 1) { - self->argc--; - *(float *)opt->value = strtod(*++self->argv, (char **)&s); - } else { - argparse_error(self, opt, "requires a value", flags); - } - // if (errno == ERANGE) - // argparse_error(self, opt, "numerical result out of range", flags); - if (s[0] != '\0') // no digits or contains invalid characters - argparse_error(self, opt, "expects a numerical value", flags); - break; - default: - exit(EXIT_FAILURE); - } - -skipped: - if (opt->callback) { - return opt->callback(self, opt); - } - return 0; -} - -static void -argparse_options_check(const struct argparse_option *options) -{ - for (; options->type != ARGPARSE_OPT_END; options++) { - switch (options->type) { - case ARGPARSE_OPT_END: - case ARGPARSE_OPT_BOOLEAN: - case ARGPARSE_OPT_BIT: - case ARGPARSE_OPT_INTEGER: - case ARGPARSE_OPT_FLOAT: - case ARGPARSE_OPT_STRING: - case ARGPARSE_OPT_GROUP: - continue; - default: - printf("wrong option type: %d", options->type); - break; - } - } -} - -static int -argparse_short_opt(struct argparse *self, const struct argparse_option *options) -{ - for (; options->type != ARGPARSE_OPT_END; options++) { - if (options->short_name == *self->optvalue) { - self->optvalue = self->optvalue[1] ? self->optvalue + 1 : NULL; - return argparse_getvalue(self, options, 0); - } - } - return -2; -} - -static int -argparse_long_opt(struct argparse *self, const struct argparse_option *options) -{ - for (; options->type != ARGPARSE_OPT_END; options++) { - const char *rest; - int opt_flags = 0; - if (!options->long_name) - continue; - - rest = prefix_skip(self->argv[0] + 2, options->long_name); - if (!rest) { - // negation disabled? - if (options->flags & OPT_NONEG) { - continue; - } - // only OPT_BOOLEAN/OPT_BIT supports negation - if (options->type != ARGPARSE_OPT_BOOLEAN && options->type != - ARGPARSE_OPT_BIT) { - continue; - } - - if (prefix_cmp(self->argv[0] + 2, "no-")) { - continue; - } - rest = prefix_skip(self->argv[0] + 2 + 3, options->long_name); - if (!rest) - continue; - opt_flags |= OPT_UNSET; - } - if (*rest) { - if (*rest != '=') - continue; - self->optvalue = rest + 1; - } - return argparse_getvalue(self, options, opt_flags | OPT_LONG); - } - return -2; -} - -int -argparse_init(struct argparse *self, struct argparse_option *options, - const char *const *usages, int flags) -{ - memset(self, 0, sizeof(*self)); - self->options = options; - self->usages = usages; - self->flags = flags; - self->description = NULL; - self->epilog = NULL; - return 0; -} - -void -argparse_describe(struct argparse *self, const char *description, - const char *epilog) -{ - self->description = description; - self->epilog = epilog; -} - -int -argparse_parse(struct argparse *self, int argc, const char **argv) -{ - self->argc = argc - 1; - self->argv = argv + 1; - self->out = argv; - - argparse_options_check(self->options); - - for (; self->argc; self->argc--, self->argv++) { - const char *arg = self->argv[0]; - if (arg[0] != '-' || !arg[1]) { - if (self->flags & ARGPARSE_STOP_AT_NON_OPTION) { - goto end; - } - // if it's not option or is a single char '-', copy verbatim - self->out[self->cpidx++] = self->argv[0]; - continue; - } - // short option - if (arg[1] != '-') { - self->optvalue = arg + 1; - switch (argparse_short_opt(self, self->options)) { - case -1: - break; - case -2: - goto unknown; - } - while (self->optvalue) { - switch (argparse_short_opt(self, self->options)) { - case -1: - break; - case -2: - goto unknown; - } - } - continue; - } - // if '--' presents - if (!arg[2]) { - self->argc--; - self->argv++; - break; - } - // long option - switch (argparse_long_opt(self, self->options)) { - case -1: - break; - case -2: - goto unknown; - } - continue; - -unknown: - printf("error: unknown option `%s`\n", self->argv[0]); - argparse_usage(self); - if (!(self->flags & ARGPARSE_IGNORE_UNKNOWN_ARGS)) { - exit(EXIT_FAILURE); - } - } - -end: - memmove(self->out + self->cpidx, self->argv, - self->argc * sizeof(*self->out)); - self->out[self->cpidx + self->argc] = NULL; - - return self->cpidx + self->argc; -} - -void -argparse_usage(struct argparse *self) -{ - if (self->usages) { - printf("Usage: %s\n", *self->usages++); - while (*self->usages && **self->usages) - printf(" or: %s\n", *self->usages++); - } else { - printf("Usage:\n"); - } - - // print description - if (self->description) - printf("%s\n", self->description); - - putchar('\n'); - - const struct argparse_option *options; - - // figure out best width - size_t usage_opts_width = 0; - size_t len; - options = self->options; - for (; options->type != ARGPARSE_OPT_END; options++) { - len = 0; - if ((options)->short_name) { - len += 2; - } - if ((options)->short_name && (options)->long_name) { - len += 2; // separator ", " - } - if ((options)->long_name) { - len += strlen((options)->long_name) + 2; - } - if (options->type == ARGPARSE_OPT_INTEGER) { - len += strlen("="); - } - if (options->type == ARGPARSE_OPT_FLOAT) { - len += strlen("="); - } else if (options->type == ARGPARSE_OPT_STRING) { - len += strlen("="); - } - len = (len + 3) - ((len + 3) & 3); - if (usage_opts_width < len) { - usage_opts_width = len; - } - } - usage_opts_width += 4; // 4 spaces prefix - - options = self->options; - for (; options->type != ARGPARSE_OPT_END; options++) { - size_t pos = 0; - size_t pad = 0; - if (options->type == ARGPARSE_OPT_GROUP) { - putchar('\n'); - printf("%s", options->help); - putchar('\n'); - continue; - } - pos = printf(" "); - if (options->short_name) { - pos += printf("-%c", options->short_name); - } - if (options->long_name && options->short_name) { - pos += printf(", "); - } - if (options->long_name) { - pos += printf("--%s", options->long_name); - } - if (options->type == ARGPARSE_OPT_INTEGER) { - pos += printf("="); - } else if (options->type == ARGPARSE_OPT_FLOAT) { - pos += printf("="); - } else if (options->type == ARGPARSE_OPT_STRING) { - pos += printf("="); - } - if (pos <= usage_opts_width) { - pad = usage_opts_width - pos; - } else { - putchar('\n'); - pad = usage_opts_width; - } - printf(" %s\n", options->help); - } - - // print epilog - if (self->epilog) - printf("%s\n", self->epilog); -} - -int -argparse_help_cb_no_exit(struct argparse *self, - const struct argparse_option *option) -{ - (void)option; - argparse_usage(self); - return (EXIT_SUCCESS); -} - -int -argparse_help_cb(struct argparse *self, const struct argparse_option *option) -{ - argparse_help_cb_no_exit(self, option); - exit(EXIT_SUCCESS); -} - -#endif /* ARGPARSE_C_H */ diff --git a/6-sigsnoop/eunomia-include/argparse/argparse.h b/6-sigsnoop/eunomia-include/argparse/argparse.h deleted file mode 100644 index fd1ddfc..0000000 --- a/6-sigsnoop/eunomia-include/argparse/argparse.h +++ /dev/null @@ -1,133 +0,0 @@ -/** - * Copyright (C) 2012-2015 Yecheng Fu - * All rights reserved. - * - * Use of this source code is governed by a MIT-style license that can be found - * in the LICENSE file. - */ -#ifndef ARGPARSE_H -#define ARGPARSE_H - -/* For c++ compatibility */ -#ifdef __cplusplus -extern "C" { -#endif - -#include - -struct argparse; -struct argparse_option; - -typedef int argparse_callback (struct argparse *self, - const struct argparse_option *option); - -enum argparse_flag { - ARGPARSE_STOP_AT_NON_OPTION = 1 << 0, - ARGPARSE_IGNORE_UNKNOWN_ARGS = 1 << 1, -}; - -enum argparse_option_type { - /* special */ - ARGPARSE_OPT_END, - ARGPARSE_OPT_GROUP, - /* options with no arguments */ - ARGPARSE_OPT_BOOLEAN, - ARGPARSE_OPT_BIT, - /* options with arguments (optional or required) */ - ARGPARSE_OPT_INTEGER, - ARGPARSE_OPT_FLOAT, - ARGPARSE_OPT_STRING, -}; - -enum argparse_option_flags { - OPT_NONEG = 1, /* disable negation */ -}; - -/** - * argparse option - * - * `type`: - * holds the type of the option, you must have an ARGPARSE_OPT_END last in your - * array. - * - * `short_name`: - * the character to use as a short option name, '\0' if none. - * - * `long_name`: - * the long option name, without the leading dash, NULL if none. - * - * `value`: - * stores pointer to the value to be filled. - * - * `help`: - * the short help message associated to what the option does. - * Must never be NULL (except for ARGPARSE_OPT_END). - * - * `callback`: - * function is called when corresponding argument is parsed. - * - * `data`: - * associated data. Callbacks can use it like they want. - * - * `flags`: - * option flags. - */ -struct argparse_option { - enum argparse_option_type type; - const char short_name; - const char *long_name; - void *value; - const char *help; - argparse_callback *callback; - intptr_t data; - int flags; -}; - -/** - * argpparse - */ -struct argparse { - // user supplied - const struct argparse_option *options; - const char *const *usages; - int flags; - const char *description; // a description after usage - const char *epilog; // a description at the end - // internal context - int argc; - const char **argv; - const char **out; - int cpidx; - const char *optvalue; // current option value -}; - -// built-in callbacks -int argparse_help_cb(struct argparse *self, - const struct argparse_option *option); -int argparse_help_cb_no_exit(struct argparse *self, - const struct argparse_option *option); - -// built-in option macros -#define OPT_END() { ARGPARSE_OPT_END, 0, NULL, NULL, 0, NULL, 0, 0 } -#define OPT_BOOLEAN(...) { ARGPARSE_OPT_BOOLEAN, __VA_ARGS__ } -#define OPT_BIT(...) { ARGPARSE_OPT_BIT, __VA_ARGS__ } -#define OPT_INTEGER(...) { ARGPARSE_OPT_INTEGER, __VA_ARGS__ } -#define OPT_FLOAT(...) { ARGPARSE_OPT_FLOAT, __VA_ARGS__ } -#define OPT_STRING(...) { ARGPARSE_OPT_STRING, __VA_ARGS__ } -#define OPT_GROUP(h) { ARGPARSE_OPT_GROUP, 0, NULL, NULL, h, NULL, 0, 0 } -#define OPT_HELP() OPT_BOOLEAN('h', "help", NULL, \ - "show this help message and exit", \ - argparse_help_cb, 0, OPT_NONEG) - -int argparse_init(struct argparse *self, struct argparse_option *options, - const char *const *usages, int flags); -void argparse_describe(struct argparse *self, const char *description, - const char *epilog); -int argparse_parse(struct argparse *self, int argc, const char **argv); -void argparse_usage(struct argparse *self); - -#ifdef __cplusplus -} -#endif - -#endif diff --git a/6-sigsnoop/eunomia-include/cJSON/cJSON.c b/6-sigsnoop/eunomia-include/cJSON/cJSON.c deleted file mode 100644 index 270c1c8..0000000 --- a/6-sigsnoop/eunomia-include/cJSON/cJSON.c +++ /dev/null @@ -1,2917 +0,0 @@ -#ifndef CJSON_SRC_H -#define CJSON_SRC_H -/* - Copyright (c) 2009-2017 Dave Gamble and cJSON contributors - Permission is hereby granted, free of charge, to any person obtaining a copy - of this software and associated documentation files (the "Software"), to deal - in the Software without restriction, including without limitation the rights - to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - copies of the Software, and to permit persons to whom the Software is - furnished to do so, subject to the following conditions: - The above copyright notice and this permission notice shall be included in - all copies or substantial portions of the Software. - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - THE SOFTWARE. - */ - -/* cJSON */ -/* JSON parser in C. */ - -/* disable warnings about old C89 functions in MSVC */ -#if !defined(_CRT_SECURE_NO_DEPRECATE) && defined(_MSC_VER) -#define _CRT_SECURE_NO_DEPRECATE -#endif - -#ifdef __GNUC__ -#pragma GCC visibility push(default) -#endif -#if defined(_MSC_VER) -#pragma warning(push) -/* disable warning about single line comments in system headers */ -#pragma warning(disable : 4001) -#endif - -#ifndef true -/* define our own boolean type */ -#define true ((cJSON_bool)1) -#endif -#ifndef false -#define false ((cJSON_bool)0) -#endif - -// declare to disable warning -void *realloc(void *__ptr, size_t __size); - -#include "cJSON.h" -#include -#include -#include -#include -#include - -// a basic strtod implementation -double -strtod(const char *str, char **endptr) -{ - double result = 0.0; - char signedResult = '\0'; - char signedExponent = '\0'; - int decimals = 0; - int isExponent = false; - int hasExponent = false; - int hasResult = false; - // exponent is logically int but is coded as double so that its eventual - // overflow detection can be the same as for double result - double exponent = 0; - char c; - - for (; '\0' != (c = *str); ++str) { - if ((c >= '0') && (c <= '9')) { - int digit = c - '0'; - if (isExponent) { - exponent = (10 * exponent) + digit; - hasExponent = true; - } - else if (decimals == 0) { - result = (10 * result) + digit; - hasResult = true; - } - else { - result += (double)digit / decimals; - decimals *= 10; - } - continue; - } - - if (c == '.') { - if (!hasResult) - break; // don't allow leading '.' - if (isExponent) - break; // don't allow decimal places in exponent - if (decimals != 0) - break; // this is the 2nd time we've found a '.' - - decimals = 10; - continue; - } - - if ((c == '-') || (c == '+')) { - if (isExponent) { - if (signedExponent || (exponent != 0)) - break; - else - signedExponent = c; - } - else { - if (signedResult || (result != 0)) - break; - else - signedResult = c; - } - continue; - } - - if (c == 'E') { - if (!hasResult) - break; // don't allow leading 'E' - if (isExponent) - break; - else - isExponent = true; - continue; - } - - break; // unexpected character - } - - if (isExponent && !hasExponent) { - while (*str != 'E') - --str; - } - - if (!hasResult && signedResult) - --str; - - if (endptr) - *endptr = (char *)(str); - - for (; exponent != 0; --exponent) { - if (signedExponent == '-') - result /= 10; - else - result *= 10; - } - - if (signedResult == '-' && result != 0) - result = -result; - - return result; -} - -#ifdef ENABLE_LOCALES -#include -#endif - -#if defined(_MSC_VER) -#pragma warning(pop) -#endif -#ifdef __GNUC__ -#pragma GCC visibility pop -#endif - -typedef struct { - const unsigned char *json; - size_t position; -} error; -static error global_error = { NULL, 0 }; - -CJSON_PUBLIC(const char *) cJSON_GetErrorPtr(void) -{ - return (const char *)(global_error.json + global_error.position); -} - -CJSON_PUBLIC(char *) cJSON_GetStringValue(cJSON *item) -{ - if (!cJSON_IsString(item)) { - return NULL; - } - - return item->valuestring; -} - -/* This is a safeguard to prevent copy-pasters from using incompatible C and - * header files */ -#if (CJSON_VERSION_MAJOR != 1) || (CJSON_VERSION_MINOR != 7) \ - || (CJSON_VERSION_PATCH != 10) -#error cJSON.h and cJSON.c have different versions. Make sure that both have the same. -#endif - -CJSON_PUBLIC(const char *) cJSON_Version(void) -{ - static char version[15]; - snprintf(version, sizeof(version), "%i.%i.%i", CJSON_VERSION_MAJOR, - CJSON_VERSION_MINOR, CJSON_VERSION_PATCH); - - return version; -} - -/* Case insensitive string comparison, doesn't consider two NULL pointers equal - * though */ -static int -case_insensitive_strcmp(const unsigned char *string1, - const unsigned char *string2) -{ - if ((string1 == NULL) || (string2 == NULL)) { - return 1; - } - - if (string1 == string2) { - return 0; - } - - for (; tolower(*string1) == tolower(*string2); (void)string1++, string2++) { - if (*string1 == '\0') { - return 0; - } - } - - return tolower(*string1) - tolower(*string2); -} - -typedef struct internal_hooks { - void *(CJSON_CDECL *allocate)(size_t size); - void(CJSON_CDECL *deallocate)(void *pointer); - void *(CJSON_CDECL *reallocate)(void *pointer, size_t size); -} internal_hooks; - -#if defined(_MSC_VER) -/* work around MSVC error C2322: '...' address of dillimport '...' - is not static */ -static void *CJSON_CDECL -internal_malloc(size_t size) -{ - return malloc(size); -} -static void CJSON_CDECL -internal_free(void *pointer) -{ - free(pointer); -} -static void *CJSON_CDECL -internal_realloc(void *pointer, size_t size) -{ - return realloc(pointer, size); -} -#else -#define internal_malloc malloc -#define internal_free free -#define internal_realloc realloc -#endif - -/* clang-format off */ -static internal_hooks global_hooks = { - internal_malloc, - internal_free, - internal_realloc -}; -/* clang-format on */ - -static unsigned char * -cJSON_strdup(const unsigned char *string, const internal_hooks *const hooks) -{ - size_t length = 0; - unsigned char *copy = NULL; - - if (string == NULL) { - return NULL; - } - - length = strlen((const char *)string) + sizeof(""); - copy = (unsigned char *)hooks->allocate(length); - if (copy == NULL) { - return NULL; - } - memcpy(copy, string, length); - - return copy; -} - -CJSON_PUBLIC(void) cJSON_InitHooks(cJSON_Hooks *hooks) -{ - if (hooks == NULL) { - /* Reset hooks */ - global_hooks.allocate = malloc; - global_hooks.deallocate = free; - global_hooks.reallocate = realloc; - return; - } - - global_hooks.allocate = malloc; - if (hooks->malloc_fn != NULL) { - global_hooks.allocate = hooks->malloc_fn; - } - - global_hooks.deallocate = free; - if (hooks->free_fn != NULL) { - global_hooks.deallocate = hooks->free_fn; - } - - /* use realloc only if both free and malloc are used */ - global_hooks.reallocate = NULL; - if ((global_hooks.allocate == malloc) - && (global_hooks.deallocate == free)) { - global_hooks.reallocate = realloc; - } -} - -/* Internal constructor. */ -static cJSON * -cJSON_New_Item(const internal_hooks *const hooks) -{ - cJSON *node = (cJSON *)hooks->allocate(sizeof(cJSON)); - if (node) { - memset(node, '\0', sizeof(cJSON)); - } - - return node; -} - -/* Delete a cJSON structure. */ -CJSON_PUBLIC(void) cJSON_Delete(cJSON *item) -{ - cJSON *next = NULL; - while (item != NULL) { - next = item->next; - if (!(item->type & cJSON_IsReference) && (item->child != NULL)) { - cJSON_Delete(item->child); - } - if (!(item->type & cJSON_IsReference) && (item->valuestring != NULL)) { - global_hooks.deallocate(item->valuestring); - } - if (!(item->type & cJSON_StringIsConst) && (item->string != NULL)) { - global_hooks.deallocate(item->string); - } - global_hooks.deallocate(item); - item = next; - } -} - -/* get the decimal point character of the current locale */ -static unsigned char -get_decimal_point(void) -{ -#ifdef ENABLE_LOCALES - struct lconv *lconv = localeconv(); - return (unsigned char)lconv->decimal_point[0]; -#else - return '.'; -#endif -} - -typedef struct { - const unsigned char *content; - size_t length; - size_t offset; - size_t depth; /* How deeply nested (in arrays/objects) is the input at the - current offset. */ - internal_hooks hooks; -} parse_buffer; - -/* check if the given size is left to read in a given parse buffer (starting - * with 1) */ -#define can_read(buffer, size) \ - ((buffer != NULL) && (((buffer)->offset + size) <= (buffer)->length)) -/* check if the buffer can be accessed at the given index (starting with 0) */ -#define can_access_at_index(buffer, index) \ - ((buffer != NULL) && (((buffer)->offset + index) < (buffer)->length)) -#define cannot_access_at_index(buffer, index) \ - (!can_access_at_index(buffer, index)) -/* get a pointer to the buffer at the position */ -#define buffer_at_offset(buffer) ((buffer)->content + (buffer)->offset) - -/* Parse the input text to generate a number, and populate the result - into item. */ -static cJSON_bool -parse_number(cJSON *const item, parse_buffer *const input_buffer) -{ - double number = 0; - unsigned char *after_end = NULL; - unsigned char number_c_string[64]; - unsigned char decimal_point = get_decimal_point(); - size_t i = 0; - - if ((input_buffer == NULL) || (input_buffer->content == NULL)) { - return false; - } - - /* copy the number into a temporary buffer and replace '.' with the decimal - * point of the current locale (for strtod) - * This also takes care of '\0' not necessarily being available for marking - * the end of the input */ - for (i = 0; (i < (sizeof(number_c_string) - 1)) - && can_access_at_index(input_buffer, i); - i++) { - switch (buffer_at_offset(input_buffer)[i]) { - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - case '+': - case '-': - case 'e': - case 'E': - number_c_string[i] = buffer_at_offset(input_buffer)[i]; - break; - - case '.': - number_c_string[i] = decimal_point; - break; - - default: - goto loop_end; - } - } -loop_end: - number_c_string[i] = '\0'; - - number = strtod((const char *)number_c_string, (char **)&after_end); - if (number_c_string == after_end) { - return false; /* parse_error */ - } - - item->valuedouble = number; - - /* use saturation in case of overflow */ - if (number >= INT_MAX) { - item->valueint = INT_MAX; - } - else if (number <= (double)INT_MIN) { - item->valueint = INT_MIN; - } - else { - item->valueint = (int)number; - } - - item->type = cJSON_Number; - - input_buffer->offset += (size_t)(after_end - number_c_string); - return true; -} - -/* don't ask me, but the original cJSON_SetNumberValue returns an integer or - * double */ -CJSON_PUBLIC(double) cJSON_SetNumberHelper(cJSON *object, double number) -{ - if (number >= INT_MAX) { - object->valueint = INT_MAX; - } - else if (number <= (double)INT_MIN) { - object->valueint = INT_MIN; - } - else { - object->valueint = (int)number; - } - - return object->valuedouble = number; -} - -typedef struct { - unsigned char *buffer; - size_t length; - size_t offset; - size_t depth; /* current nesting depth (for formatted printing) */ - cJSON_bool noalloc; - cJSON_bool format; /* is this print a formatted print */ - internal_hooks hooks; -} printbuffer; - -/* realloc printbuffer if necessary to have at least "needed" bytes more */ -static unsigned char * -ensure(printbuffer *const p, size_t needed) -{ - unsigned char *newbuffer = NULL; - size_t newsize = 0; - - if ((p == NULL) || (p->buffer == NULL)) { - return NULL; - } - - if ((p->length > 0) && (p->offset >= p->length)) { - /* make sure that offset is valid */ - return NULL; - } - - if (needed > INT_MAX) { - /* sizes bigger than INT_MAX are currently not supported */ - return NULL; - } - - needed += p->offset + 1; - if (needed <= p->length) { - return p->buffer + p->offset; - } - - if (p->noalloc) { - return NULL; - } - - /* calculate new buffer size */ - if (needed > (INT_MAX / 2)) { - /* overflow of int, use INT_MAX if possible */ - if (needed <= INT_MAX) { - newsize = INT_MAX; - } - else { - return NULL; - } - } - else { - newsize = needed * 2; - } - - if (p->hooks.reallocate != NULL) { - /* reallocate with realloc if available */ - newbuffer = (unsigned char *)p->hooks.reallocate(p->buffer, newsize); - if (newbuffer == NULL) { - p->hooks.deallocate(p->buffer); - p->length = 0; - p->buffer = NULL; - - return NULL; - } - } - else { - /* otherwise reallocate manually */ - newbuffer = (unsigned char *)p->hooks.allocate(newsize); - if (!newbuffer) { - p->hooks.deallocate(p->buffer); - p->length = 0; - p->buffer = NULL; - - return NULL; - } - if (newbuffer) { - memcpy(newbuffer, p->buffer, p->offset + 1); - } - p->hooks.deallocate(p->buffer); - } - p->length = newsize; - p->buffer = newbuffer; - - return newbuffer + p->offset; -} - -/* calculate the new length of the string in a printbuffer and update the offset - */ -static void -update_offset(printbuffer *const buffer) -{ - const unsigned char *buffer_pointer = NULL; - if ((buffer == NULL) || (buffer->buffer == NULL)) { - return; - } - buffer_pointer = buffer->buffer + buffer->offset; - - buffer->offset += strlen((const char *)buffer_pointer); -} - -/* Render the number nicely from the given item into a string. */ -static cJSON_bool -print_number(const cJSON *const item, printbuffer *const output_buffer) -{ - unsigned char *output_pointer = NULL; - double d = item->valuedouble; - int length = 0; - size_t i = 0; - unsigned char - number_buffer[26]; /* temporary buffer to print the number into */ - unsigned char decimal_point = get_decimal_point(); - double test; - - if (output_buffer == NULL) { - return false; - } - - /* This checks for NaN and Infinity */ - if ((d * 0) != 0) { - length = snprintf((char *)number_buffer, sizeof(number_buffer), "null"); - } - else { - /* Try 15 decimal places of precision to avoid nonsignificant nonzero - * digits */ - length = - snprintf((char *)number_buffer, sizeof(number_buffer), "%1.15g", d); - } - - /* snprintf failed or buffer overrun occured */ - if ((length < 0) || (length > (int)(sizeof(number_buffer) - 1))) { - return false; - } - - /* reserve appropriate space in the output */ - output_pointer = ensure(output_buffer, (size_t)length + sizeof("")); - if (output_pointer == NULL) { - return false; - } - - /* copy the printed number to the output and replace locale - * dependent decimal point with '.' */ - for (i = 0; i < ((size_t)length); i++) { - if (number_buffer[i] == decimal_point) { - output_pointer[i] = '.'; - continue; - } - - output_pointer[i] = number_buffer[i]; - } - output_pointer[i] = '\0'; - - output_buffer->offset += (size_t)length; - - return true; -} - -/* parse 4 digit hexadecimal number */ -static unsigned -parse_hex4(const unsigned char *const input) -{ - unsigned int h = 0; - size_t i = 0; - - for (i = 0; i < 4; i++) { - /* parse digit */ - if ((input[i] >= '0') && (input[i] <= '9')) { - h += (unsigned int)input[i] - '0'; - } - else if ((input[i] >= 'A') && (input[i] <= 'F')) { - h += (unsigned int)10 + input[i] - 'A'; - } - else if ((input[i] >= 'a') && (input[i] <= 'f')) { - h += (unsigned int)10 + input[i] - 'a'; - } - else /* invalid */ - { - return 0; - } - - if (i < 3) { - /* shift left to make place for the next nibble */ - h = h << 4; - } - } - - return h; -} - -/* converts a UTF-16 literal to UTF-8 - * A literal can be one or two sequences of the form \uXXXX */ -static unsigned char -utf16_literal_to_utf8(const unsigned char *const input_pointer, - const unsigned char *const input_end, - unsigned char **output_pointer) -{ - long unsigned int codepoint = 0; - unsigned int first_code = 0; - const unsigned char *first_sequence = input_pointer; - unsigned char utf8_length = 0; - unsigned char utf8_position = 0; - unsigned char sequence_length = 0; - unsigned char first_byte_mark = 0; - - if ((input_end - first_sequence) < 6) { - /* input ends unexpectedly */ - goto fail; - } - - /* get the first utf16 sequence */ - first_code = parse_hex4(first_sequence + 2); - - /* check that the code is valid */ - if (((first_code >= 0xDC00) && (first_code <= 0xDFFF))) { - goto fail; - } - - /* UTF16 surrogate pair */ - if ((first_code >= 0xD800) && (first_code <= 0xDBFF)) { - const unsigned char *second_sequence = first_sequence + 6; - unsigned int second_code = 0; - sequence_length = 12; /* \uXXXX\uXXXX */ - - if ((input_end - second_sequence) < 6) { - /* input ends unexpectedly */ - goto fail; - } - - if ((second_sequence[0] != '\\') || (second_sequence[1] != 'u')) { - /* missing second half of the surrogate pair */ - goto fail; - } - - /* get the second utf16 sequence */ - second_code = parse_hex4(second_sequence + 2); - /* check that the code is valid */ - if ((second_code < 0xDC00) || (second_code > 0xDFFF)) { - /* invalid second half of the surrogate pair */ - goto fail; - } - - /* calculate the unicode codepoint from the surrogate pair */ - codepoint = - 0x10000 + (((first_code & 0x3FF) << 10) | (second_code & 0x3FF)); - } - else { - sequence_length = 6; /* \uXXXX */ - codepoint = first_code; - } - - /* encode as UTF-8 - * takes at maximum 4 bytes to encode: - * 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx */ - if (codepoint < 0x80) { - /* normal ascii, encoding 0xxxxxxx */ - utf8_length = 1; - } - else if (codepoint < 0x800) { - /* two bytes, encoding 110xxxxx 10xxxxxx */ - utf8_length = 2; - first_byte_mark = 0xC0; /* 11000000 */ - } - else if (codepoint < 0x10000) { - /* three bytes, encoding 1110xxxx 10xxxxxx 10xxxxxx */ - utf8_length = 3; - first_byte_mark = 0xE0; /* 11100000 */ - } - else if (codepoint <= 0x10FFFF) { - /* four bytes, encoding 1110xxxx 10xxxxxx 10xxxxxx 10xxxxxx */ - utf8_length = 4; - first_byte_mark = 0xF0; /* 11110000 */ - } - else { - /* invalid unicode codepoint */ - goto fail; - } - - /* encode as utf8 */ - for (utf8_position = (unsigned char)(utf8_length - 1); utf8_position > 0; - utf8_position--) { - /* 10xxxxxx */ - (*output_pointer)[utf8_position] = - (unsigned char)((codepoint | 0x80) & 0xBF); - codepoint >>= 6; - } - /* encode first byte */ - if (utf8_length > 1) { - (*output_pointer)[0] = - (unsigned char)((codepoint | first_byte_mark) & 0xFF); - } - else { - (*output_pointer)[0] = (unsigned char)(codepoint & 0x7F); - } - - *output_pointer += utf8_length; - - return sequence_length; - -fail: - return 0; -} - -/* Parse the input text into an unescaped cinput, and populate item. */ -static cJSON_bool -parse_string(cJSON *const item, parse_buffer *const input_buffer) -{ - const unsigned char *input_pointer = buffer_at_offset(input_buffer) + 1; - const unsigned char *input_end = buffer_at_offset(input_buffer) + 1; - unsigned char *output_pointer = NULL; - unsigned char *output = NULL; - - /* not a string */ - if (buffer_at_offset(input_buffer)[0] != '\"') { - goto fail; - } - - { - /* calculate approximate size of the output (overestimate) */ - size_t allocation_length = 0; - size_t skipped_bytes = 0; - while ( - ((size_t)(input_end - input_buffer->content) < input_buffer->length) - && (*input_end != '\"')) { - /* is escape sequence */ - if (input_end[0] == '\\') { - if ((size_t)(input_end + 1 - input_buffer->content) - >= input_buffer->length) { - /* prevent buffer overflow when last input character is a - * backslash */ - goto fail; - } - skipped_bytes++; - input_end++; - } - input_end++; - } - if (((size_t)(input_end - input_buffer->content) - >= input_buffer->length) - || (*input_end != '\"')) { - goto fail; - /* string ended unexpectedly */ - } - - /* This is at most how much we need for the output */ - allocation_length = (size_t)(input_end - buffer_at_offset(input_buffer)) - - skipped_bytes; - output = (unsigned char *)input_buffer->hooks.allocate(allocation_length - + sizeof("")); - if (output == NULL) { - goto fail; - /* allocation failure */ - } - } - - output_pointer = output; - /* loop through the string literal */ - while (input_pointer < input_end) { - if (*input_pointer != '\\') { - *output_pointer++ = *input_pointer++; - } - /* escape sequence */ - else { - unsigned char sequence_length = 2; - if ((input_end - input_pointer) < 1) { - goto fail; - } - - switch (input_pointer[1]) { - case 'b': - *output_pointer++ = '\b'; - break; - case 'f': - *output_pointer++ = '\f'; - break; - case 'n': - *output_pointer++ = '\n'; - break; - case 'r': - *output_pointer++ = '\r'; - break; - case 't': - *output_pointer++ = '\t'; - break; - case '\"': - case '\\': - case '/': - *output_pointer++ = input_pointer[1]; - break; - - /* UTF-16 literal */ - case 'u': - sequence_length = utf16_literal_to_utf8( - input_pointer, input_end, &output_pointer); - if (sequence_length == 0) { - /* failed to convert UTF16-literal to UTF-8 */ - goto fail; - } - break; - - default: - goto fail; - } - input_pointer += sequence_length; - } - } - - /* zero terminate the output */ - *output_pointer = '\0'; - - item->type = cJSON_String; - item->valuestring = (char *)output; - - input_buffer->offset = (size_t)(input_end - input_buffer->content); - input_buffer->offset++; - - return true; - -fail: - if (output != NULL) { - input_buffer->hooks.deallocate(output); - } - - if (input_pointer != NULL) { - input_buffer->offset = (size_t)(input_pointer - input_buffer->content); - } - - return false; -} - -/* Render the cstring provided to an escaped version that can be printed. */ -static cJSON_bool -print_string_ptr(const unsigned char *const input, - printbuffer *const output_buffer) -{ - const unsigned char *input_pointer = NULL; - unsigned char *output = NULL, *output_end; - unsigned char *output_pointer = NULL; - size_t output_length = 0; - /* numbers of additional characters needed for escaping */ - size_t escape_characters = 0; - - if (output_buffer == NULL) { - return false; - } - - /* empty string */ - if (input == NULL) { - output = ensure(output_buffer, sizeof("\"\"")); - if (output == NULL) { - return false; - } - strcpy((char *)output, "\"\""); - - return true; - } - - /* set "flag" to 1 if something needs to be escaped */ - for (input_pointer = input; *input_pointer; input_pointer++) { - switch (*input_pointer) { - case '\"': - case '\\': - case '\b': - case '\f': - case '\n': - case '\r': - case '\t': - /* one character escape sequence */ - escape_characters++; - break; - default: - if (*input_pointer < 32) { - /* UTF-16 escape sequence uXXXX */ - escape_characters += 5; - } - break; - } - } - output_length = (size_t)(input_pointer - input) + escape_characters; - - output = ensure(output_buffer, output_length + sizeof("\"\"")); - if (output == NULL) { - return false; - } - output_end = output + output_length + sizeof("\"\""); - - /* no characters have to be escaped */ - if (escape_characters == 0) { - output[0] = '\"'; - memcpy(output + 1, input, output_length); - output[output_length + 1] = '\"'; - output[output_length + 2] = '\0'; - - return true; - } - - output[0] = '\"'; - output_pointer = output + 1; - /* copy the string */ - for (input_pointer = input; *input_pointer != '\0'; - (void)input_pointer++, output_pointer++) { - if ((*input_pointer > 31) && (*input_pointer != '\"') - && (*input_pointer != '\\')) { - /* normal character, copy */ - *output_pointer = *input_pointer; - } - else { - /* character needs to be escaped */ - *output_pointer++ = '\\'; - switch (*input_pointer) { - case '\\': - *output_pointer = '\\'; - break; - case '\"': - *output_pointer = '\"'; - break; - case '\b': - *output_pointer = 'b'; - break; - case '\f': - *output_pointer = 'f'; - break; - case '\n': - *output_pointer = 'n'; - break; - case '\r': - *output_pointer = 'r'; - break; - case '\t': - *output_pointer = 't'; - break; - default: - /* escape and print as unicode codepoint */ - snprintf((char *)output_pointer, - output_end - output_pointer, "u%04x", - *input_pointer); - output_pointer += 4; - break; - } - } - } - output[output_length + 1] = '\"'; - output[output_length + 2] = '\0'; - - return true; -} - -/* Invoke print_string_ptr (which is useful) on an item. */ -static cJSON_bool -print_string(const cJSON *const item, printbuffer *const p) -{ - return print_string_ptr((unsigned char *)item->valuestring, p); -} - -/* Predeclare these prototypes. */ -static cJSON_bool -parse_value(cJSON *const item, parse_buffer *const input_buffer); -static cJSON_bool -print_value(const cJSON *const item, printbuffer *const output_buffer); -static cJSON_bool -parse_array(cJSON *const item, parse_buffer *const input_buffer); -static cJSON_bool -print_array(const cJSON *const item, printbuffer *const output_buffer); -static cJSON_bool -parse_object(cJSON *const item, parse_buffer *const input_buffer); -static cJSON_bool -print_object(const cJSON *const item, printbuffer *const output_buffer); - -/* Utility to jump whitespace and cr/lf */ -static parse_buffer * -buffer_skip_whitespace(parse_buffer *const buffer) -{ - if ((buffer == NULL) || (buffer->content == NULL)) { - return NULL; - } - - while (can_access_at_index(buffer, 0) - && (buffer_at_offset(buffer)[0] <= 32)) { - buffer->offset++; - } - - if (buffer->offset == buffer->length) { - buffer->offset--; - } - - return buffer; -} - -/* skip the UTF-8 BOM (byte order mark) if it is at the beginning of a buffer */ -static parse_buffer * -skip_utf8_bom(parse_buffer *const buffer) -{ - if ((buffer == NULL) || (buffer->content == NULL) - || (buffer->offset != 0)) { - return NULL; - } - - if (can_access_at_index(buffer, 4) - && (strncmp((const char *)buffer_at_offset(buffer), "\xEF\xBB\xBF", 3) - == 0)) { - buffer->offset += 3; - } - - return buffer; -} - -/* Parse an object - create a new root, and populate. */ -CJSON_PUBLIC(cJSON *) -cJSON_ParseWithOpts(const char *value, const char **return_parse_end, - cJSON_bool require_null_terminated) -{ - parse_buffer buffer = { 0, 0, 0, 0, { 0, 0, 0 } }; - cJSON *item = NULL; - - /* reset error position */ - global_error.json = NULL; - global_error.position = 0; - - if (value == NULL) { - goto fail; - } - - buffer.content = (const unsigned char *)value; - buffer.length = strlen((const char *)value) + sizeof(""); - buffer.offset = 0; - buffer.hooks = global_hooks; - - item = cJSON_New_Item(&global_hooks); - if (item == NULL) /* memory fail */ - { - goto fail; - } - - if (!parse_value(item, buffer_skip_whitespace(skip_utf8_bom(&buffer)))) { - /* parse failure. ep is set. */ - goto fail; - } - - /* if we require null-terminated JSON without appended garbage, skip and - * then check for a null terminator */ - if (require_null_terminated) { - buffer_skip_whitespace(&buffer); - if ((buffer.offset >= buffer.length) - || buffer_at_offset(&buffer)[0] != '\0') { - goto fail; - } - } - if (return_parse_end) { - *return_parse_end = (const char *)buffer_at_offset(&buffer); - } - - return item; - -fail: - if (item != NULL) { - cJSON_Delete(item); - } - - if (value != NULL) { - error local_error; - local_error.json = (const unsigned char *)value; - local_error.position = 0; - - if (buffer.offset < buffer.length) { - local_error.position = buffer.offset; - } - else if (buffer.length > 0) { - local_error.position = buffer.length - 1; - } - - if (return_parse_end != NULL) { - *return_parse_end = - (const char *)local_error.json + local_error.position; - } - - global_error = local_error; - } - - return NULL; -} - -/* Default options for cJSON_Parse */ -CJSON_PUBLIC(cJSON *) cJSON_Parse(const char *value) -{ - return cJSON_ParseWithOpts(value, 0, 0); -} - -#define cjson_min(a, b) ((a < b) ? a : b) - -static unsigned char * -print(const cJSON *const item, cJSON_bool format, - const internal_hooks *const hooks) -{ - static const size_t default_buffer_size = 256; - printbuffer buffer[1]; - unsigned char *printed = NULL; - - memset(buffer, 0, sizeof(buffer)); - - /* create buffer */ - buffer->buffer = (unsigned char *)hooks->allocate(default_buffer_size); - buffer->length = default_buffer_size; - buffer->format = format; - buffer->hooks = *hooks; - if (buffer->buffer == NULL) { - goto fail; - } - - /* print the value */ - if (!print_value(item, buffer)) { - goto fail; - } - update_offset(buffer); - - /* check if reallocate is available */ - if (hooks->reallocate != NULL) { - printed = (unsigned char *)hooks->reallocate(buffer->buffer, - buffer->offset + 1); - if (printed == NULL) { - goto fail; - } - buffer->buffer = NULL; - } - else /* otherwise copy the JSON over to a new buffer */ - { - printed = (unsigned char *)hooks->allocate(buffer->offset + 1); - if (printed == NULL) { - goto fail; - } - memcpy(printed, buffer->buffer, - cjson_min(buffer->length, buffer->offset + 1)); - printed[buffer->offset] = '\0'; /* just to be sure */ - - /* free the buffer */ - hooks->deallocate(buffer->buffer); - } - - return printed; - -fail: - if (buffer->buffer != NULL) { - hooks->deallocate(buffer->buffer); - } - - if (printed != NULL) { - hooks->deallocate(printed); - } - - return NULL; -} - -/* Render a cJSON item/entity/structure to text. */ -CJSON_PUBLIC(char *) cJSON_Print(const cJSON *item) -{ - return (char *)print(item, true, &global_hooks); -} - -CJSON_PUBLIC(char *) cJSON_PrintUnformatted(const cJSON *item) -{ - return (char *)print(item, false, &global_hooks); -} - -CJSON_PUBLIC(char *) -cJSON_PrintBuffered(const cJSON *item, int prebuffer, cJSON_bool fmt) -{ - printbuffer p = { 0, 0, 0, 0, 0, 0, { 0, 0, 0 } }; - - if (prebuffer < 0) { - return NULL; - } - - p.buffer = (unsigned char *)global_hooks.allocate((size_t)prebuffer); - if (!p.buffer) { - return NULL; - } - - p.length = (size_t)prebuffer; - p.offset = 0; - p.noalloc = false; - p.format = fmt; - p.hooks = global_hooks; - - if (!print_value(item, &p)) { - global_hooks.deallocate(p.buffer); - return NULL; - } - - return (char *)p.buffer; -} - -CJSON_PUBLIC(cJSON_bool) -cJSON_PrintPreallocated(cJSON *item, char *buf, const int len, - const cJSON_bool fmt) -{ - printbuffer p = { 0, 0, 0, 0, 0, 0, { 0, 0, 0 } }; - - if ((len < 0) || (buf == NULL)) { - return false; - } - - p.buffer = (unsigned char *)buf; - p.length = (size_t)len; - p.offset = 0; - p.noalloc = true; - p.format = fmt; - p.hooks = global_hooks; - - return print_value(item, &p); -} - -/* Parser core - when encountering text, process appropriately. */ -static cJSON_bool -parse_value(cJSON *const item, parse_buffer *const input_buffer) -{ - if ((input_buffer == NULL) || (input_buffer->content == NULL)) { - return false; /* no input */ - } - - /* parse the different types of values */ - /* null */ - if (can_read(input_buffer, 4) - && (strncmp((const char *)buffer_at_offset(input_buffer), "null", 4) - == 0)) { - item->type = cJSON_NULL; - input_buffer->offset += 4; - return true; - } - /* false */ - if (can_read(input_buffer, 5) - && (strncmp((const char *)buffer_at_offset(input_buffer), "false", 5) - == 0)) { - item->type = cJSON_False; - input_buffer->offset += 5; - return true; - } - /* true */ - if (can_read(input_buffer, 4) - && (strncmp((const char *)buffer_at_offset(input_buffer), "true", 4) - == 0)) { - item->type = cJSON_True; - item->valueint = 1; - input_buffer->offset += 4; - return true; - } - /* string */ - if (can_access_at_index(input_buffer, 0) - && (buffer_at_offset(input_buffer)[0] == '\"')) { - return parse_string(item, input_buffer); - } - /* number */ - if (can_access_at_index(input_buffer, 0) - && ((buffer_at_offset(input_buffer)[0] == '-') - || ((buffer_at_offset(input_buffer)[0] >= '0') - && (buffer_at_offset(input_buffer)[0] <= '9')))) { - return parse_number(item, input_buffer); - } - /* array */ - if (can_access_at_index(input_buffer, 0) - && (buffer_at_offset(input_buffer)[0] == '[')) { - return parse_array(item, input_buffer); - } - /* object */ - if (can_access_at_index(input_buffer, 0) - && (buffer_at_offset(input_buffer)[0] == '{')) { - return parse_object(item, input_buffer); - } - - return false; -} - -/* Render a value to text. */ -static cJSON_bool -print_value(const cJSON *const item, printbuffer *const output_buffer) -{ - unsigned char *output = NULL; - - if ((item == NULL) || (output_buffer == NULL)) { - return false; - } - - switch ((item->type) & 0xFF) { - case cJSON_NULL: - output = ensure(output_buffer, 5); - if (output == NULL) { - return false; - } - strcpy((char *)output, "null"); - return true; - - case cJSON_False: - output = ensure(output_buffer, 6); - if (output == NULL) { - return false; - } - strcpy((char *)output, "false"); - return true; - - case cJSON_True: - output = ensure(output_buffer, 5); - if (output == NULL) { - return false; - } - strcpy((char *)output, "true"); - return true; - - case cJSON_Number: - return print_number(item, output_buffer); - - case cJSON_Raw: - { - size_t raw_length = 0; - if (item->valuestring == NULL) { - return false; - } - - raw_length = strlen(item->valuestring) + sizeof(""); - output = ensure(output_buffer, raw_length); - if (output == NULL) { - return false; - } - memcpy(output, item->valuestring, raw_length); - return true; - } - - case cJSON_String: - return print_string(item, output_buffer); - - case cJSON_Array: - return print_array(item, output_buffer); - - case cJSON_Object: - return print_object(item, output_buffer); - - default: - return false; - } -} - -/* Build an array from input text. */ -static cJSON_bool -parse_array(cJSON *const item, parse_buffer *const input_buffer) -{ - cJSON *head = NULL; /* head of the linked list */ - cJSON *current_item = NULL; - - if (input_buffer->depth >= CJSON_NESTING_LIMIT) { - return false; /* to deeply nested */ - } - input_buffer->depth++; - - if (buffer_at_offset(input_buffer)[0] != '[') { - /* not an array */ - goto fail; - } - - input_buffer->offset++; - buffer_skip_whitespace(input_buffer); - if (can_access_at_index(input_buffer, 0) - && (buffer_at_offset(input_buffer)[0] == ']')) { - /* empty array */ - goto success; - } - - /* check if we skipped to the end of the buffer */ - if (cannot_access_at_index(input_buffer, 0)) { - input_buffer->offset--; - goto fail; - } - - /* step back to character in front of the first element */ - input_buffer->offset--; - /* loop through the comma separated array elements */ - do { - /* allocate next item */ - cJSON *new_item = cJSON_New_Item(&(input_buffer->hooks)); - if (new_item == NULL) { - goto fail; - /* allocation failure */ - } - - /* attach next item to list */ - if (head == NULL) { - /* start the linked list */ - current_item = head = new_item; - } - else { - /* add to the end and advance */ - current_item->next = new_item; - new_item->prev = current_item; - current_item = new_item; - } - - /* parse next value */ - input_buffer->offset++; - buffer_skip_whitespace(input_buffer); - if (!parse_value(current_item, input_buffer)) { - goto fail; - /* failed to parse value */ - } - buffer_skip_whitespace(input_buffer); - } while (can_access_at_index(input_buffer, 0) - && (buffer_at_offset(input_buffer)[0] == ',')); - - if (cannot_access_at_index(input_buffer, 0) - || buffer_at_offset(input_buffer)[0] != ']') { - goto fail; - /* expected end of array */ - } - -success: - input_buffer->depth--; - - item->type = cJSON_Array; - item->child = head; - - input_buffer->offset++; - - return true; - -fail: - if (head != NULL) { - cJSON_Delete(head); - } - - return false; -} - -/* Render an array to text */ -static cJSON_bool -print_array(const cJSON *const item, printbuffer *const output_buffer) -{ - unsigned char *output_pointer = NULL; - size_t length = 0; - cJSON *current_element = item->child; - - if (output_buffer == NULL) { - return false; - } - - /* Compose the output array. */ - /* opening square bracket */ - output_pointer = ensure(output_buffer, 1); - if (output_pointer == NULL) { - return false; - } - - *output_pointer = '['; - output_buffer->offset++; - output_buffer->depth++; - - while (current_element != NULL) { - if (!print_value(current_element, output_buffer)) { - return false; - } - update_offset(output_buffer); - if (current_element->next) { - length = (size_t)(output_buffer->format ? 2 : 1); - output_pointer = ensure(output_buffer, length + 1); - if (output_pointer == NULL) { - return false; - } - *output_pointer++ = ','; - if (output_buffer->format) { - *output_pointer++ = ' '; - } - *output_pointer = '\0'; - output_buffer->offset += length; - } - current_element = current_element->next; - } - - output_pointer = ensure(output_buffer, 2); - if (output_pointer == NULL) { - return false; - } - *output_pointer++ = ']'; - *output_pointer = '\0'; - output_buffer->depth--; - - return true; -} - -/* Build an object from the text. */ -static cJSON_bool -parse_object(cJSON *const item, parse_buffer *const input_buffer) -{ - cJSON *head = NULL; /* linked list head */ - cJSON *current_item = NULL; - - if (input_buffer->depth >= CJSON_NESTING_LIMIT) { - return false; /* to deeply nested */ - } - input_buffer->depth++; - - if (cannot_access_at_index(input_buffer, 0) - || (buffer_at_offset(input_buffer)[0] != '{')) { - goto fail; - /* not an object */ - } - - input_buffer->offset++; - buffer_skip_whitespace(input_buffer); - if (can_access_at_index(input_buffer, 0) - && (buffer_at_offset(input_buffer)[0] == '}')) { - goto success; - /* empty object */ - } - - /* check if we skipped to the end of the buffer */ - if (cannot_access_at_index(input_buffer, 0)) { - input_buffer->offset--; - goto fail; - } - - /* step back to character in front of the first element */ - input_buffer->offset--; - /* loop through the comma separated array elements */ - do { - /* allocate next item */ - cJSON *new_item = cJSON_New_Item(&(input_buffer->hooks)); - if (new_item == NULL) { - goto fail; - /* allocation failure */ - } - - /* attach next item to list */ - if (head == NULL) { - /* start the linked list */ - current_item = head = new_item; - } - else { - /* add to the end and advance */ - current_item->next = new_item; - new_item->prev = current_item; - current_item = new_item; - } - - /* parse the name of the child */ - input_buffer->offset++; - buffer_skip_whitespace(input_buffer); - if (!parse_string(current_item, input_buffer)) { - goto fail; - /* faile to parse name */ - } - buffer_skip_whitespace(input_buffer); - - /* swap valuestring and string, because we parsed the name */ - current_item->string = current_item->valuestring; - current_item->valuestring = NULL; - - if (cannot_access_at_index(input_buffer, 0) - || (buffer_at_offset(input_buffer)[0] != ':')) { - goto fail; - /* invalid object */ - } - - /* parse the value */ - input_buffer->offset++; - buffer_skip_whitespace(input_buffer); - if (!parse_value(current_item, input_buffer)) { - goto fail; - /* failed to parse value */ - } - buffer_skip_whitespace(input_buffer); - } while (can_access_at_index(input_buffer, 0) - && (buffer_at_offset(input_buffer)[0] == ',')); - - if (cannot_access_at_index(input_buffer, 0) - || (buffer_at_offset(input_buffer)[0] != '}')) { - goto fail; - /* expected end of object */ - } - -success: - input_buffer->depth--; - - item->type = cJSON_Object; - item->child = head; - - input_buffer->offset++; - return true; - -fail: - if (head != NULL) { - cJSON_Delete(head); - } - - return false; -} - -/* Render an object to text. */ -static cJSON_bool -print_object(const cJSON *const item, printbuffer *const output_buffer) -{ - unsigned char *output_pointer = NULL; - size_t length = 0; - cJSON *current_item = item->child; - - if (output_buffer == NULL) { - return false; - } - - /* Compose the output: */ - length = (size_t)(output_buffer->format ? 2 : 1); /* fmt: {\n */ - output_pointer = ensure(output_buffer, length + 1); - if (output_pointer == NULL) { - return false; - } - - *output_pointer++ = '{'; - output_buffer->depth++; - if (output_buffer->format) { - *output_pointer++ = '\n'; - } - output_buffer->offset += length; - - while (current_item) { - if (output_buffer->format) { - size_t i; - output_pointer = ensure(output_buffer, output_buffer->depth); - if (output_pointer == NULL) { - return false; - } - for (i = 0; i < output_buffer->depth; i++) { - *output_pointer++ = '\t'; - } - output_buffer->offset += output_buffer->depth; - } - - /* print key */ - if (!print_string_ptr((unsigned char *)current_item->string, - output_buffer)) { - return false; - } - update_offset(output_buffer); - - length = (size_t)(output_buffer->format ? 2 : 1); - output_pointer = ensure(output_buffer, length); - if (output_pointer == NULL) { - return false; - } - *output_pointer++ = ':'; - if (output_buffer->format) { - *output_pointer++ = '\t'; - } - output_buffer->offset += length; - - /* print value */ - if (!print_value(current_item, output_buffer)) { - return false; - } - update_offset(output_buffer); - - /* print comma if not last */ - length = ((size_t)(output_buffer->format ? 1 : 0) - + (size_t)(current_item->next ? 1 : 0)); - output_pointer = ensure(output_buffer, length + 1); - if (output_pointer == NULL) { - return false; - } - if (current_item->next) { - *output_pointer++ = ','; - } - - if (output_buffer->format) { - *output_pointer++ = '\n'; - } - *output_pointer = '\0'; - output_buffer->offset += length; - - current_item = current_item->next; - } - - output_pointer = ensure( - output_buffer, output_buffer->format ? (output_buffer->depth + 1) : 2); - if (output_pointer == NULL) { - return false; - } - if (output_buffer->format) { - size_t i; - for (i = 0; i < (output_buffer->depth - 1); i++) { - *output_pointer++ = '\t'; - } - } - *output_pointer++ = '}'; - *output_pointer = '\0'; - output_buffer->depth--; - - return true; -} - -/* Get Array size/item / object item. */ -CJSON_PUBLIC(int) cJSON_GetArraySize(const cJSON *array) -{ - cJSON *child = NULL; - size_t size = 0; - - if (array == NULL) { - return 0; - } - - child = array->child; - - while (child != NULL) { - size++; - child = child->next; - } - - /* FIXME: Can overflow here. Cannot be fixed without breaking the API */ - - return (int)size; -} - -static cJSON * -get_array_item(const cJSON *array, size_t index) -{ - cJSON *current_child = NULL; - - if (array == NULL) { - return NULL; - } - - current_child = array->child; - while ((current_child != NULL) && (index > 0)) { - index--; - current_child = current_child->next; - } - - return current_child; -} - -CJSON_PUBLIC(cJSON *) cJSON_GetArrayItem(const cJSON *array, int index) -{ - if (index < 0) { - return NULL; - } - - return get_array_item(array, (size_t)index); -} - -static cJSON * -get_object_item(const cJSON *const object, const char *const name, - const cJSON_bool case_sensitive) -{ - cJSON *current_element = NULL; - - if ((object == NULL) || (name == NULL)) { - return NULL; - } - - current_element = object->child; - if (case_sensitive) { - while ((current_element != NULL) && (current_element->string != NULL) - && (strcmp(name, current_element->string) != 0)) { - current_element = current_element->next; - } - } - else { - while ((current_element != NULL) - && (case_insensitive_strcmp( - (const unsigned char *)name, - (const unsigned char *)(current_element->string)) - != 0)) { - current_element = current_element->next; - } - } - - if ((current_element == NULL) || (current_element->string == NULL)) { - return NULL; - } - - return current_element; -} - -CJSON_PUBLIC(cJSON *) -cJSON_GetObjectItem(const cJSON *const object, const char *const string) -{ - return get_object_item(object, string, false); -} - -CJSON_PUBLIC(cJSON *) -cJSON_GetObjectItemCaseSensitive(const cJSON *const object, - const char *const string) -{ - return get_object_item(object, string, true); -} - -CJSON_PUBLIC(cJSON_bool) -cJSON_HasObjectItem(const cJSON *object, const char *string) -{ - return cJSON_GetObjectItem(object, string) ? 1 : 0; -} - -/* Utility for array list handling. */ -static void -suffix_object(cJSON *prev, cJSON *item) -{ - prev->next = item; - item->prev = prev; -} - -/* Utility for handling references. */ -static cJSON * -create_reference(const cJSON *item, const internal_hooks *const hooks) -{ - cJSON *reference = NULL; - if (item == NULL) { - return NULL; - } - - reference = cJSON_New_Item(hooks); - if (reference == NULL) { - return NULL; - } - - memcpy(reference, item, sizeof(cJSON)); - reference->string = NULL; - reference->type |= cJSON_IsReference; - reference->next = reference->prev = NULL; - return reference; -} - -static cJSON_bool -add_item_to_array(cJSON *array, cJSON *item) -{ - cJSON *child = NULL; - - if ((item == NULL) || (array == NULL)) { - return false; - } - - child = array->child; - - if (child == NULL) { - /* list is empty, start new one */ - array->child = item; - } - else { - /* append to the end */ - while (child->next) { - child = child->next; - } - suffix_object(child, item); - } - - return true; -} - -/* Add item to array/object. */ -CJSON_PUBLIC(cJSON_bool) cJSON_AddItemToArray(cJSON *array, cJSON *item) -{ - return add_item_to_array(array, item); -} - -#if defined(__clang__) \ - || (defined(__GNUC__) \ - && ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ > 5)))) -#pragma GCC diagnostic push -#endif -#ifdef __GNUC__ -#pragma GCC diagnostic ignored "-Wcast-qual" -#endif -/* helper function to cast away const */ -static void * -cast_away_const(const void *string) -{ - return (void *)string; -} -#if defined(__clang__) \ - || (defined(__GNUC__) \ - && ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ > 5)))) -#pragma GCC diagnostic pop -#endif - -static cJSON_bool -add_item_to_object(cJSON *const object, const char *const string, - cJSON *const item, const internal_hooks *const hooks, - const cJSON_bool constant_key) -{ - char *new_key = NULL; - int new_type = cJSON_Invalid; - - if ((object == NULL) || (string == NULL) || (item == NULL)) { - return false; - } - - if (constant_key) { - new_key = (char *)cast_away_const(string); - new_type = item->type | cJSON_StringIsConst; - } - else { - new_key = (char *)cJSON_strdup((const unsigned char *)string, hooks); - if (new_key == NULL) { - return false; - } - - new_type = item->type & ~cJSON_StringIsConst; - } - - if (!(item->type & cJSON_StringIsConst) && (item->string != NULL)) { - hooks->deallocate(item->string); - } - - item->string = new_key; - item->type = new_type; - - return add_item_to_array(object, item); -} - -CJSON_PUBLIC(cJSON_bool) -cJSON_AddItemToObject(cJSON *object, const char *string, cJSON *item) -{ - return add_item_to_object(object, string, item, &global_hooks, false); -} - -/* Add an item to an object with constant string as key */ -CJSON_PUBLIC(cJSON_bool) -cJSON_AddItemToObjectCS(cJSON *object, const char *string, cJSON *item) -{ - return add_item_to_object(object, string, item, &global_hooks, true); -} - -CJSON_PUBLIC(cJSON_bool) -cJSON_AddItemReferenceToArray(cJSON *array, cJSON *item) -{ - if (array == NULL) { - return false; - } - - return add_item_to_array(array, create_reference(item, &global_hooks)); -} - -CJSON_PUBLIC(cJSON_bool) -cJSON_AddItemReferenceToObject(cJSON *object, const char *string, cJSON *item) -{ - if ((object == NULL) || (string == NULL)) { - return false; - } - - return add_item_to_object(object, string, - create_reference(item, &global_hooks), - &global_hooks, false); -} - -CJSON_PUBLIC(cJSON *) -cJSON_AddNullToObject(cJSON *const object, const char *const name) -{ - cJSON *null = cJSON_CreateNull(); - if (add_item_to_object(object, name, null, &global_hooks, false)) { - return null; - } - - cJSON_Delete(null); - return NULL; -} - -CJSON_PUBLIC(cJSON *) -cJSON_AddTrueToObject(cJSON *const object, const char *const name) -{ - cJSON *true_item = cJSON_CreateTrue(); - if (add_item_to_object(object, name, true_item, &global_hooks, false)) { - return true_item; - } - - cJSON_Delete(true_item); - return NULL; -} - -CJSON_PUBLIC(cJSON *) -cJSON_AddFalseToObject(cJSON *const object, const char *const name) -{ - cJSON *false_item = cJSON_CreateFalse(); - if (add_item_to_object(object, name, false_item, &global_hooks, false)) { - return false_item; - } - - cJSON_Delete(false_item); - return NULL; -} - -CJSON_PUBLIC(cJSON *) -cJSON_AddBoolToObject(cJSON *const object, const char *const name, - const cJSON_bool boolean) -{ - cJSON *bool_item = cJSON_CreateBool(boolean); - if (add_item_to_object(object, name, bool_item, &global_hooks, false)) { - return bool_item; - } - - cJSON_Delete(bool_item); - return NULL; -} - -CJSON_PUBLIC(cJSON *) -cJSON_AddNumberToObject(cJSON *const object, const char *const name, - const double number) -{ - cJSON *number_item = cJSON_CreateNumber(number); - if (add_item_to_object(object, name, number_item, &global_hooks, false)) { - return number_item; - } - - cJSON_Delete(number_item); - return NULL; -} - -CJSON_PUBLIC(cJSON *) -cJSON_AddStringToObject(cJSON *const object, const char *const name, - const char *const string) -{ - cJSON *string_item = cJSON_CreateString(string); - if (add_item_to_object(object, name, string_item, &global_hooks, false)) { - return string_item; - } - - cJSON_Delete(string_item); - return NULL; -} - -CJSON_PUBLIC(cJSON *) -cJSON_AddRawToObject(cJSON *const object, const char *const name, - const char *const raw) -{ - cJSON *raw_item = cJSON_CreateRaw(raw); - if (add_item_to_object(object, name, raw_item, &global_hooks, false)) { - return raw_item; - } - - cJSON_Delete(raw_item); - return NULL; -} - -CJSON_PUBLIC(cJSON *) -cJSON_AddObjectToObject(cJSON *const object, const char *const name) -{ - cJSON *object_item = cJSON_CreateObject(); - if (add_item_to_object(object, name, object_item, &global_hooks, false)) { - return object_item; - } - - cJSON_Delete(object_item); - return NULL; -} - -CJSON_PUBLIC(cJSON *) -cJSON_AddArrayToObject(cJSON *const object, const char *const name) -{ - cJSON *array = cJSON_CreateArray(); - if (add_item_to_object(object, name, array, &global_hooks, false)) { - return array; - } - - cJSON_Delete(array); - return NULL; -} - -CJSON_PUBLIC(cJSON *) -cJSON_DetachItemViaPointer(cJSON *parent, cJSON *const item) -{ - if ((parent == NULL) || (item == NULL)) { - return NULL; - } - - if (item->prev != NULL) { - /* not the first element */ - item->prev->next = item->next; - } - if (item->next != NULL) { - /* not the last element */ - item->next->prev = item->prev; - } - - if (item == parent->child) { - /* first element */ - parent->child = item->next; - } - /* make sure the detached item doesn't point anywhere anymore */ - item->prev = NULL; - item->next = NULL; - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_DetachItemFromArray(cJSON *array, int which) -{ - if (which < 0) { - return NULL; - } - - return cJSON_DetachItemViaPointer(array, - get_array_item(array, (size_t)which)); -} - -CJSON_PUBLIC(void) cJSON_DeleteItemFromArray(cJSON *array, int which) -{ - cJSON_Delete(cJSON_DetachItemFromArray(array, which)); -} - -CJSON_PUBLIC(cJSON *) -cJSON_DetachItemFromObject(cJSON *object, const char *string) -{ - cJSON *to_detach = cJSON_GetObjectItem(object, string); - - return cJSON_DetachItemViaPointer(object, to_detach); -} - -CJSON_PUBLIC(cJSON *) -cJSON_DetachItemFromObjectCaseSensitive(cJSON *object, const char *string) -{ - cJSON *to_detach = cJSON_GetObjectItemCaseSensitive(object, string); - - return cJSON_DetachItemViaPointer(object, to_detach); -} - -CJSON_PUBLIC(void) cJSON_DeleteItemFromObject(cJSON *object, const char *string) -{ - cJSON_Delete(cJSON_DetachItemFromObject(object, string)); -} - -CJSON_PUBLIC(void) -cJSON_DeleteItemFromObjectCaseSensitive(cJSON *object, const char *string) -{ - cJSON_Delete(cJSON_DetachItemFromObjectCaseSensitive(object, string)); -} - -/* Replace array/object items with new ones. */ -CJSON_PUBLIC(cJSON_bool) -cJSON_InsertItemInArray(cJSON *array, int which, cJSON *newitem) -{ - cJSON *after_inserted = NULL; - - if (which < 0) { - return false; - } - - after_inserted = get_array_item(array, (size_t)which); - if (after_inserted == NULL) { - return add_item_to_array(array, newitem); - } - - newitem->next = after_inserted; - newitem->prev = after_inserted->prev; - after_inserted->prev = newitem; - if (after_inserted == array->child) { - array->child = newitem; - } - else { - newitem->prev->next = newitem; - } - return true; -} - -CJSON_PUBLIC(cJSON_bool) -cJSON_ReplaceItemViaPointer(cJSON *const parent, cJSON *const item, - cJSON *replacement) -{ - if ((parent == NULL) || (replacement == NULL) || (item == NULL)) { - return false; - } - - if (replacement == item) { - return true; - } - - replacement->next = item->next; - replacement->prev = item->prev; - - if (replacement->next != NULL) { - replacement->next->prev = replacement; - } - if (replacement->prev != NULL) { - replacement->prev->next = replacement; - } - if (parent->child == item) { - parent->child = replacement; - } - - item->next = NULL; - item->prev = NULL; - cJSON_Delete(item); - - return true; -} - -CJSON_PUBLIC(void) -cJSON_ReplaceItemInArray(cJSON *array, int which, cJSON *newitem) -{ - if (which < 0) { - return; - } - - cJSON_ReplaceItemViaPointer(array, get_array_item(array, (size_t)which), - newitem); -} - -static cJSON_bool -replace_item_in_object(cJSON *object, const char *string, cJSON *replacement, - cJSON_bool case_sensitive) -{ - if ((replacement == NULL) || (string == NULL)) { - return false; - } - - /* replace the name in the replacement */ - if (!(replacement->type & cJSON_StringIsConst) - && (replacement->string != NULL)) { - cJSON_free(replacement->string); - } - replacement->string = - (char *)cJSON_strdup((const unsigned char *)string, &global_hooks); - replacement->type &= ~cJSON_StringIsConst; - - cJSON_ReplaceItemViaPointer( - object, get_object_item(object, string, case_sensitive), replacement); - - return true; -} - -CJSON_PUBLIC(void) -cJSON_ReplaceItemInObject(cJSON *object, const char *string, cJSON *newitem) -{ - replace_item_in_object(object, string, newitem, false); -} - -CJSON_PUBLIC(void) -cJSON_ReplaceItemInObjectCaseSensitive(cJSON *object, const char *string, - cJSON *newitem) -{ - replace_item_in_object(object, string, newitem, true); -} - -/* Create basic types: */ -CJSON_PUBLIC(cJSON *) cJSON_CreateNull(void) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item) { - item->type = cJSON_NULL; - } - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateTrue(void) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item) { - item->type = cJSON_True; - } - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateFalse(void) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item) { - item->type = cJSON_False; - } - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateBool(cJSON_bool b) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item) { - item->type = b ? cJSON_True : cJSON_False; - } - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateNumber(double num) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item) { - item->type = cJSON_Number; - item->valuedouble = num; - - /* use saturation in case of overflow */ - if (num >= INT_MAX) { - item->valueint = INT_MAX; - } - else if (num <= (double)INT_MIN) { - item->valueint = INT_MIN; - } - else { - item->valueint = (int)num; - } - } - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateString(const char *string) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item) { - item->type = cJSON_String; - item->valuestring = - (char *)cJSON_strdup((const unsigned char *)string, &global_hooks); - if (!item->valuestring) { - cJSON_Delete(item); - return NULL; - } - } - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateStringReference(const char *string) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item != NULL) { - item->type = cJSON_String | cJSON_IsReference; - item->valuestring = (char *)cast_away_const(string); - } - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateObjectReference(const cJSON *child) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item != NULL) { - item->type = cJSON_Object | cJSON_IsReference; - item->child = (cJSON *)cast_away_const(child); - } - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateArrayReference(const cJSON *child) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item != NULL) { - item->type = cJSON_Array | cJSON_IsReference; - item->child = (cJSON *)cast_away_const(child); - } - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateRaw(const char *raw) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item) { - item->type = cJSON_Raw; - item->valuestring = - (char *)cJSON_strdup((const unsigned char *)raw, &global_hooks); - if (!item->valuestring) { - cJSON_Delete(item); - return NULL; - } - } - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateArray(void) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item) { - item->type = cJSON_Array; - } - - return item; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateObject(void) -{ - cJSON *item = cJSON_New_Item(&global_hooks); - if (item) { - item->type = cJSON_Object; - } - - return item; -} - -/* Create Arrays: */ -CJSON_PUBLIC(cJSON *) cJSON_CreateIntArray(const int *numbers, int count) -{ - size_t i = 0; - cJSON *n = NULL; - cJSON *p = NULL; - cJSON *a = NULL; - - if ((count < 0) || (numbers == NULL)) { - return NULL; - } - - a = cJSON_CreateArray(); - for (i = 0; a && (i < (size_t)count); i++) { - n = cJSON_CreateNumber(numbers[i]); - if (!n) { - cJSON_Delete(a); - return NULL; - } - if (!i) { - a->child = n; - } - else { - suffix_object(p, n); - } - p = n; - } - - return a; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateFloatArray(const float *numbers, int count) -{ - size_t i = 0; - cJSON *n = NULL; - cJSON *p = NULL; - cJSON *a = NULL; - - if ((count < 0) || (numbers == NULL)) { - return NULL; - } - - a = cJSON_CreateArray(); - - for (i = 0; a && (i < (size_t)count); i++) { - n = cJSON_CreateNumber((double)numbers[i]); - if (!n) { - cJSON_Delete(a); - return NULL; - } - if (!i) { - a->child = n; - } - else { - suffix_object(p, n); - } - p = n; - } - - return a; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateDoubleArray(const double *numbers, int count) -{ - size_t i = 0; - cJSON *n = NULL; - cJSON *p = NULL; - cJSON *a = NULL; - - if ((count < 0) || (numbers == NULL)) { - return NULL; - } - - a = cJSON_CreateArray(); - - for (i = 0; a && (i < (size_t)count); i++) { - n = cJSON_CreateNumber(numbers[i]); - if (!n) { - cJSON_Delete(a); - return NULL; - } - if (!i) { - a->child = n; - } - else { - suffix_object(p, n); - } - p = n; - } - - return a; -} - -CJSON_PUBLIC(cJSON *) cJSON_CreateStringArray(const char **strings, int count) -{ - size_t i = 0; - cJSON *n = NULL; - cJSON *p = NULL; - cJSON *a = NULL; - - if ((count < 0) || (strings == NULL)) { - return NULL; - } - - a = cJSON_CreateArray(); - - for (i = 0; a && (i < (size_t)count); i++) { - n = cJSON_CreateString(strings[i]); - if (!n) { - cJSON_Delete(a); - return NULL; - } - if (!i) { - a->child = n; - } - else { - suffix_object(p, n); - } - p = n; - } - - return a; -} - -/* Duplication */ -CJSON_PUBLIC(cJSON *) cJSON_Duplicate(const cJSON *item, cJSON_bool recurse) -{ - cJSON *newitem = NULL; - cJSON *child = NULL; - cJSON *next = NULL; - cJSON *newchild = NULL; - - /* Bail on bad ptr */ - if (!item) { - goto fail; - } - /* Create new item */ - newitem = cJSON_New_Item(&global_hooks); - if (!newitem) { - goto fail; - } - /* Copy over all vars */ - newitem->type = item->type & (~cJSON_IsReference); - newitem->valueint = item->valueint; - newitem->valuedouble = item->valuedouble; - if (item->valuestring) { - newitem->valuestring = (char *)cJSON_strdup( - (unsigned char *)item->valuestring, &global_hooks); - if (!newitem->valuestring) { - goto fail; - } - } - if (item->string) { - newitem->string = (item->type & cJSON_StringIsConst) - ? item->string - : (char *)cJSON_strdup( - (unsigned char *)item->string, &global_hooks); - if (!newitem->string) { - goto fail; - } - } - /* If non-recursive, then we're done! */ - if (!recurse) { - return newitem; - } - /* Walk the ->next chain for the child. */ - child = item->child; - while (child != NULL) { - newchild = cJSON_Duplicate( - child, - true); /* Duplicate (with recurse) each item in the ->next chain */ - if (!newchild) { - goto fail; - } - if (next != NULL) { - /* If newitem->child already set, then crosswire ->prev and ->next - * and move on */ - next->next = newchild; - newchild->prev = next; - next = newchild; - } - else { - /* Set newitem->child and move to it */ - newitem->child = newchild; - next = newchild; - } - child = child->next; - } - - return newitem; - -fail: - if (newitem != NULL) { - cJSON_Delete(newitem); - } - - return NULL; -} - -CJSON_PUBLIC(void) cJSON_Minify(char *json) -{ - unsigned char *into = (unsigned char *)json; - - if (json == NULL) { - return; - } - - while (*json) { - if (*json == ' ') { - json++; - } - else if (*json == '\t') { - /* Whitespace characters. */ - json++; - } - else if (*json == '\r') { - json++; - } - else if (*json == '\n') { - json++; - } - else if ((*json == '/') && (json[1] == '/')) { - /* double-slash comments, to end of line. */ - while (*json && (*json != '\n')) { - json++; - } - } - else if ((*json == '/') && (json[1] == '*')) { - /* multiline comments. */ - while (*json && !((*json == '*') && (json[1] == '/'))) { - json++; - } - json += 2; - } - else if (*json == '\"') { - /* string literals, which are \" sensitive. */ - *into++ = (unsigned char)*json++; - while (*json && (*json != '\"')) { - if (*json == '\\') { - *into++ = (unsigned char)*json++; - } - *into++ = (unsigned char)*json++; - } - *into++ = (unsigned char)*json++; - } - else { - /* All other characters. */ - *into++ = (unsigned char)*json++; - } - } - - /* and null-terminate. */ - *into = '\0'; -} - -CJSON_PUBLIC(cJSON_bool) cJSON_IsInvalid(const cJSON *const item) -{ - if (item == NULL) { - return false; - } - - return (item->type & 0xFF) == cJSON_Invalid; -} - -CJSON_PUBLIC(cJSON_bool) cJSON_IsFalse(const cJSON *const item) -{ - if (item == NULL) { - return false; - } - - return (item->type & 0xFF) == cJSON_False; -} - -CJSON_PUBLIC(cJSON_bool) cJSON_IsTrue(const cJSON *const item) -{ - if (item == NULL) { - return false; - } - - return (item->type & 0xff) == cJSON_True; -} - -CJSON_PUBLIC(cJSON_bool) cJSON_IsBool(const cJSON *const item) -{ - if (item == NULL) { - return false; - } - - return (item->type & (cJSON_True | cJSON_False)) != 0; -} -CJSON_PUBLIC(cJSON_bool) cJSON_IsNull(const cJSON *const item) -{ - if (item == NULL) { - return false; - } - - return (item->type & 0xFF) == cJSON_NULL; -} - -CJSON_PUBLIC(cJSON_bool) cJSON_IsNumber(const cJSON *const item) -{ - if (item == NULL) { - return false; - } - - return (item->type & 0xFF) == cJSON_Number; -} - -CJSON_PUBLIC(cJSON_bool) cJSON_IsString(const cJSON *const item) -{ - if (item == NULL) { - return false; - } - - return (item->type & 0xFF) == cJSON_String; -} - -CJSON_PUBLIC(cJSON_bool) cJSON_IsArray(const cJSON *const item) -{ - if (item == NULL) { - return false; - } - - return (item->type & 0xFF) == cJSON_Array; -} - -CJSON_PUBLIC(cJSON_bool) cJSON_IsObject(const cJSON *const item) -{ - if (item == NULL) { - return false; - } - - return (item->type & 0xFF) == cJSON_Object; -} - -CJSON_PUBLIC(cJSON_bool) cJSON_IsRaw(const cJSON *const item) -{ - if (item == NULL) { - return false; - } - - return (item->type & 0xFF) == cJSON_Raw; -} - -CJSON_PUBLIC(cJSON_bool) -cJSON_Compare(const cJSON *const a, const cJSON *const b, - const cJSON_bool case_sensitive) -{ - if ((a == NULL) || (b == NULL) || ((a->type & 0xFF) != (b->type & 0xFF)) - || cJSON_IsInvalid(a)) { - return false; - } - - /* check if type is valid */ - switch (a->type & 0xFF) { - case cJSON_False: - case cJSON_True: - case cJSON_NULL: - case cJSON_Number: - case cJSON_String: - case cJSON_Raw: - case cJSON_Array: - case cJSON_Object: - break; - - default: - return false; - } - - /* identical objects are equal */ - if (a == b) { - return true; - } - - switch (a->type & 0xFF) { - /* in these cases and equal type is enough */ - case cJSON_False: - case cJSON_True: - case cJSON_NULL: - return true; - - case cJSON_Number: - if (a->valuedouble == b->valuedouble) { - return true; - } - return false; - - case cJSON_String: - case cJSON_Raw: - if ((a->valuestring == NULL) || (b->valuestring == NULL)) { - return false; - } - if (strcmp(a->valuestring, b->valuestring) == 0) { - return true; - } - - return false; - - case cJSON_Array: - { - cJSON *a_element = a->child; - cJSON *b_element = b->child; - - for (; (a_element != NULL) && (b_element != NULL);) { - if (!cJSON_Compare(a_element, b_element, case_sensitive)) { - return false; - } - - a_element = a_element->next; - b_element = b_element->next; - } - - /* one of the arrays is longer than the other */ - if (a_element != b_element) { - return false; - } - - return true; - } - - case cJSON_Object: - { - cJSON *a_element = NULL; - cJSON *b_element = NULL; - cJSON_ArrayForEach(a_element, a) - { - /* TODO This has O(n^2) runtime, which is horrible! */ - b_element = - get_object_item(b, a_element->string, case_sensitive); - if (b_element == NULL) { - return false; - } - - if (!cJSON_Compare(a_element, b_element, case_sensitive)) { - return false; - } - } - - /* doing this twice, once on a and b to prevent true comparison if a - * subset of b - * TODO: Do this the proper way, this is just a fix for now */ - cJSON_ArrayForEach(b_element, b) - { - a_element = - get_object_item(a, b_element->string, case_sensitive); - if (a_element == NULL) { - return false; - } - - if (!cJSON_Compare(b_element, a_element, case_sensitive)) { - return false; - } - } - - return true; - } - - default: - return false; - } -} - -CJSON_PUBLIC(void *) cJSON_malloc(size_t size) -{ - return global_hooks.allocate(size); -} - -CJSON_PUBLIC(void) cJSON_free(void *object) -{ - global_hooks.deallocate(object); -} -#endif diff --git a/6-sigsnoop/eunomia-include/cJSON/cJSON.h b/6-sigsnoop/eunomia-include/cJSON/cJSON.h deleted file mode 100644 index 6f42eb4..0000000 --- a/6-sigsnoop/eunomia-include/cJSON/cJSON.h +++ /dev/null @@ -1,358 +0,0 @@ -/* - Copyright (c) 2009-2017 Dave Gamble and cJSON contributors - Permission is hereby granted, free of charge, to any person obtaining a copy - of this software and associated documentation files (the "Software"), to deal - in the Software without restriction, including without limitation the rights - to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - copies of the Software, and to permit persons to whom the Software is - furnished to do so, subject to the following conditions: - The above copyright notice and this permission notice shall be included in - all copies or substantial portions of the Software. - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - THE SOFTWARE. - - A header only cJSON library for C and C++. - */ - -#ifndef cJSON__h -#define cJSON__h - -#ifdef __cplusplus -extern "C" { -#endif - -#if !defined(__WINDOWS__) \ - && (defined(WIN32) || defined(WIN64) || defined(_MSC_VER) \ - || defined(_WIN32)) -#define __WINDOWS__ -#endif - -#ifdef __WINDOWS__ - -/** - * When compiling for windows, we specify a specific calling convention to avoid - * issues where we are being called from a project with a different default - * calling convention. For windows you have 3 define options: - * CJSON_HIDE_SYMBOLS - Define this in the case where you don't want to ever - * dllexport symbols - * CJSON_EXPORT_SYMBOLS - Define this on library build when you want to - * dllexport symbols (default) - * CJSON_IMPORT_SYMBOLS - Define this if you want to dllimport symbol - * - * For *nix builds that support visibility attribute, you can define similar - * behavior by setting default visibility to hidden by adding - * -fvisibility=hidden (for gcc) - * or - * -xldscope=hidden (for sun cc) - * to CFLAGS, then using the CJSON_API_VISIBILITY flag to "export" the same - * symbols the way CJSON_EXPORT_SYMBOLS does - */ - -#define CJSON_CDECL __cdecl -#define CJSON_STDCALL __stdcall - -/* export symbols by default, this is necessary for copy pasting the C and - header file */ -#if !defined(CJSON_HIDE_SYMBOLS) && !defined(CJSON_IMPORT_SYMBOLS) \ - && !defined(CJSON_EXPORT_SYMBOLS) -#define CJSON_EXPORT_SYMBOLS -#endif - -#if defined(CJSON_HIDE_SYMBOLS) -#define CJSON_PUBLIC(type) type CJSON_STDCALL -#elif defined(CJSON_EXPORT_SYMBOLS) -#define CJSON_PUBLIC(type) __declspec(dllexport) type CJSON_STDCALL -#elif defined(CJSON_IMPORT_SYMBOLS) -#define CJSON_PUBLIC(type) __declspec(dllimport) type CJSON_STDCALL -#endif -#else /* !__WINDOWS__ */ -#define CJSON_CDECL -#define CJSON_STDCALL - -#if (defined(__GNUC__) || defined(__SUNPRO_CC) || defined(__SUNPRO_C)) \ - && defined(CJSON_API_VISIBILITY) -#define CJSON_PUBLIC(type) __attribute__((visibility("default"))) type -#else -#define CJSON_PUBLIC(type) type -#endif -#endif - -/* project version */ -#define CJSON_VERSION_MAJOR 1 -#define CJSON_VERSION_MINOR 7 -#define CJSON_VERSION_PATCH 10 - -#include - -/* cJSON Types: */ -#define cJSON_Invalid (0) -#define cJSON_False (1 << 0) -#define cJSON_True (1 << 1) -#define cJSON_NULL (1 << 2) -#define cJSON_Number (1 << 3) -#define cJSON_String (1 << 4) -#define cJSON_Array (1 << 5) -#define cJSON_Object (1 << 6) -#define cJSON_Raw (1 << 7) /* raw json */ - -#define cJSON_IsReference 256 -#define cJSON_StringIsConst 512 - -/* The cJSON structure: */ -typedef struct cJSON { - /* next/prev allow you to walk array/object chains. Alternatively, use - GetArraySize/GetArrayItem/GetObjectItem */ - struct cJSON *next; - struct cJSON *prev; - /* An array or object item will have a child pointer pointing to a chain of - the items in the array/object. */ - struct cJSON *child; - - /* The type of the item, as above. */ - int type; - - /* The item's string, if type==cJSON_String and type == cJSON_Raw */ - char *valuestring; - /* writing to valueint is DEPRECATED, use cJSON_SetNumberValue instead */ - int valueint; - /* The item's number, if type==cJSON_Number */ - double valuedouble; - - /* The item's name string, if this item is the child of, or is in the list - of subitems of an object. */ - char *string; -} cJSON; - -typedef struct cJSON_Hooks { - /* malloc/free are CDECL on Windows regardless of the default calling - * convention of the compiler, so ensure the hooks allow passing those - * functions directly. */ - void *(CJSON_CDECL *malloc_fn)(size_t sz); - void(CJSON_CDECL *free_fn)(void *ptr); -} cJSON_Hooks; - -typedef int cJSON_bool; - -/* Limits how deeply nested arrays/objects can be before cJSON rejects to parse - them. This is to prevent stack overflows. */ -#ifndef CJSON_NESTING_LIMIT -#define CJSON_NESTING_LIMIT 1000 -#endif - -/* returns the version of cJSON as a string */ -CJSON_PUBLIC(const char *) cJSON_Version(void); - -/* Supply malloc, realloc and free functions to cJSON */ -CJSON_PUBLIC(void) cJSON_InitHooks(cJSON_Hooks *hooks); - -/* Memory Management: the caller is always responsible to free the results from - * all variants of cJSON_Parse (with cJSON_Delete) and cJSON_Print (with stdlib - * free, cJSON_Hooks.free_fn, or cJSON_free as appropriate). The exception is - * cJSON_PrintPreallocated, where the caller has full responsibility of the - * buffer. */ -/* Supply a block of JSON, and this returns a cJSON object you can interrogate. - */ -CJSON_PUBLIC(cJSON *) cJSON_Parse(const char *value); -/* ParseWithOpts allows you to require (and check) that the JSON is null - * terminated, and to retrieve the pointer to the final byte parsed. */ -/* If you supply a ptr in return_parse_end and parsing fails, then - * return_parse_end will contain a pointer to the error so will match - * cJSON_GetErrorPtr(). */ -CJSON_PUBLIC(cJSON *) -cJSON_ParseWithOpts(const char *value, const char **return_parse_end, - cJSON_bool require_null_terminated); - -/* Render a cJSON entity to text for transfer/storage. */ -CJSON_PUBLIC(char *) cJSON_Print(const cJSON *item); -/* Render a cJSON entity to text for transfer/storage without any formatting. */ -CJSON_PUBLIC(char *) cJSON_PrintUnformatted(const cJSON *item); -/* Render a cJSON entity to text using a buffered strategy. prebuffer is a guess - * at the final size. guessing well reduces reallocation. fmt=0 gives - * unformatted, =1 gives formatted */ -CJSON_PUBLIC(char *) -cJSON_PrintBuffered(const cJSON *item, int prebuffer, cJSON_bool fmt); -/* Render a cJSON entity to text using a buffer already allocated in memory with - * given length. Returns 1 on success and 0 on failure. */ -/* NOTE: cJSON is not always 100% accurate in estimating how much memory it will - * use, so to be safe allocate 5 bytes more than you actually need */ -CJSON_PUBLIC(cJSON_bool) -cJSON_PrintPreallocated(cJSON *item, char *buffer, const int length, - const cJSON_bool format); -/* Delete a cJSON entity and all subentities. */ -CJSON_PUBLIC(void) cJSON_Delete(cJSON *c); - -/* Returns the number of items in an array (or object). */ -CJSON_PUBLIC(int) cJSON_GetArraySize(const cJSON *array); -/* Retrieve item number "index" from array "array". Returns NULL if - * unsuccessful. */ -CJSON_PUBLIC(cJSON *) cJSON_GetArrayItem(const cJSON *array, int index); -/* Get item "string" from object. Case insensitive. */ -CJSON_PUBLIC(cJSON *) -cJSON_GetObjectItem(const cJSON *const object, const char *const string); -CJSON_PUBLIC(cJSON *) -cJSON_GetObjectItemCaseSensitive(const cJSON *const object, - const char *const string); -CJSON_PUBLIC(cJSON_bool) -cJSON_HasObjectItem(const cJSON *object, const char *string); -/* For analysing failed parses. This returns a pointer to the parse error. - * You'll probably need to look a few chars back to make sense of it. Defined - * when cJSON_Parse() returns 0. 0 when cJSON_Parse() succeeds. */ -CJSON_PUBLIC(const char *) cJSON_GetErrorPtr(void); - -/* Check if the item is a string and return its valuestring */ -CJSON_PUBLIC(char *) cJSON_GetStringValue(cJSON *item); - -/* These functions check the type of an item */ -CJSON_PUBLIC(cJSON_bool) cJSON_IsInvalid(const cJSON *const item); -CJSON_PUBLIC(cJSON_bool) cJSON_IsFalse(const cJSON *const item); -CJSON_PUBLIC(cJSON_bool) cJSON_IsTrue(const cJSON *const item); -CJSON_PUBLIC(cJSON_bool) cJSON_IsBool(const cJSON *const item); -CJSON_PUBLIC(cJSON_bool) cJSON_IsNull(const cJSON *const item); -CJSON_PUBLIC(cJSON_bool) cJSON_IsNumber(const cJSON *const item); -CJSON_PUBLIC(cJSON_bool) cJSON_IsString(const cJSON *const item); -CJSON_PUBLIC(cJSON_bool) cJSON_IsArray(const cJSON *const item); -CJSON_PUBLIC(cJSON_bool) cJSON_IsObject(const cJSON *const item); -CJSON_PUBLIC(cJSON_bool) cJSON_IsRaw(const cJSON *const item); - -/* These calls create a cJSON item of the appropriate type. */ -CJSON_PUBLIC(cJSON *) cJSON_CreateNull(void); -CJSON_PUBLIC(cJSON *) cJSON_CreateTrue(void); -CJSON_PUBLIC(cJSON *) cJSON_CreateFalse(void); -CJSON_PUBLIC(cJSON *) cJSON_CreateBool(cJSON_bool boolean); -CJSON_PUBLIC(cJSON *) cJSON_CreateNumber(double num); -CJSON_PUBLIC(cJSON *) cJSON_CreateString(const char *string); -/* raw json */ -CJSON_PUBLIC(cJSON *) cJSON_CreateRaw(const char *raw); -CJSON_PUBLIC(cJSON *) cJSON_CreateArray(void); -CJSON_PUBLIC(cJSON *) cJSON_CreateObject(void); - -/* Create a string where valuestring references a string so - it will not be freed by cJSON_Delete */ -CJSON_PUBLIC(cJSON *) cJSON_CreateStringReference(const char *string); -/* Create an object/arrray that only references it's elements so - they will not be freed by cJSON_Delete */ -CJSON_PUBLIC(cJSON *) cJSON_CreateObjectReference(const cJSON *child); -CJSON_PUBLIC(cJSON *) cJSON_CreateArrayReference(const cJSON *child); - -/* These utilities create an Array of count items. */ -CJSON_PUBLIC(cJSON *) cJSON_CreateIntArray(const int *numbers, int count); -CJSON_PUBLIC(cJSON *) cJSON_CreateFloatArray(const float *numbers, int count); -CJSON_PUBLIC(cJSON *) cJSON_CreateDoubleArray(const double *numbers, int count); -CJSON_PUBLIC(cJSON *) cJSON_CreateStringArray(const char **strings, int count); - -/* Append item to the specified array/object. */ -CJSON_PUBLIC(cJSON_bool) cJSON_AddItemToArray(cJSON *array, cJSON *item); -CJSON_PUBLIC(cJSON_bool) -cJSON_AddItemToObject(cJSON *object, const char *string, cJSON *item); -/* Use this when string is definitely const (i.e. a literal, or as good as), and - * will definitely survive the cJSON object. WARNING: When this function was - * used, make sure to always check that (item->type & cJSON_StringIsConst) is - * zero before writing to `item->string` */ -CJSON_PUBLIC(cJSON_bool) -cJSON_AddItemToObjectCS(cJSON *object, const char *string, cJSON *item); -/* Append reference to item to the specified array/object. Use this when you - * want to add an existing cJSON to a new cJSON, but don't want to corrupt your - * existing cJSON. */ -CJSON_PUBLIC(cJSON_bool) -cJSON_AddItemReferenceToArray(cJSON *array, cJSON *item); -CJSON_PUBLIC(cJSON_bool) -cJSON_AddItemReferenceToObject(cJSON *object, const char *string, cJSON *item); - -/* Remove/Detatch items from Arrays/Objects. */ -CJSON_PUBLIC(cJSON *) -cJSON_DetachItemViaPointer(cJSON *parent, cJSON *const item); -CJSON_PUBLIC(cJSON *) cJSON_DetachItemFromArray(cJSON *array, int which); -CJSON_PUBLIC(void) cJSON_DeleteItemFromArray(cJSON *array, int which); -CJSON_PUBLIC(cJSON *) -cJSON_DetachItemFromObject(cJSON *object, const char *string); -CJSON_PUBLIC(cJSON *) -cJSON_DetachItemFromObjectCaseSensitive(cJSON *object, const char *string); -CJSON_PUBLIC(void) -cJSON_DeleteItemFromObject(cJSON *object, const char *string); -CJSON_PUBLIC(void) -cJSON_DeleteItemFromObjectCaseSensitive(cJSON *object, const char *string); - -/* Update array items. */ -CJSON_PUBLIC(cJSON_bool) -cJSON_InsertItemInArray( - cJSON *array, int which, - cJSON *newitem); /* Shifts pre-existing items to the right. */ -CJSON_PUBLIC(cJSON_bool) -cJSON_ReplaceItemViaPointer(cJSON *const parent, cJSON *const item, - cJSON *replacement); -CJSON_PUBLIC(void) -cJSON_ReplaceItemInArray(cJSON *array, int which, cJSON *newitem); -CJSON_PUBLIC(void) -cJSON_ReplaceItemInObject(cJSON *object, const char *string, cJSON *newitem); -CJSON_PUBLIC(void) -cJSON_ReplaceItemInObjectCaseSensitive(cJSON *object, const char *string, - cJSON *newitem); - -/* Duplicate a cJSON item */ -CJSON_PUBLIC(cJSON *) cJSON_Duplicate(const cJSON *item, cJSON_bool recurse); -/* Duplicate will create a new, identical cJSON item to the one you pass, in new - memory that will need to be released. With recurse!=0, it will duplicate any - children connected to the item. The item->next and ->prev pointers are always - zero on return from Duplicate. */ -/* Recursively compare two cJSON items for equality. If either a or b is NULL or - * invalid, they will be considered unequal. - * case_sensitive determines if object keys are treated case sensitive (1) or - * case insensitive (0) */ -CJSON_PUBLIC(cJSON_bool) -cJSON_Compare(const cJSON *const a, const cJSON *const b, - const cJSON_bool case_sensitive); - -CJSON_PUBLIC(void) cJSON_Minify(char *json); - -/* Helper functions for creating and adding items to an object at the same time. - They return the added item or NULL on failure. */ -CJSON_PUBLIC(cJSON *) -cJSON_AddNullToObject(cJSON *const object, const char *const name); -CJSON_PUBLIC(cJSON *) -cJSON_AddTrueToObject(cJSON *const object, const char *const name); -CJSON_PUBLIC(cJSON *) -cJSON_AddFalseToObject(cJSON *const object, const char *const name); -CJSON_PUBLIC(cJSON *) -cJSON_AddBoolToObject(cJSON *const object, const char *const name, - const cJSON_bool boolean); -CJSON_PUBLIC(cJSON *) -cJSON_AddNumberToObject(cJSON *const object, const char *const name, - const double number); -CJSON_PUBLIC(cJSON *) -cJSON_AddStringToObject(cJSON *const object, const char *const name, - const char *const string); -CJSON_PUBLIC(cJSON *) -cJSON_AddRawToObject(cJSON *const object, const char *const name, - const char *const raw); -CJSON_PUBLIC(cJSON *) -cJSON_AddObjectToObject(cJSON *const object, const char *const name); -CJSON_PUBLIC(cJSON *) -cJSON_AddArrayToObject(cJSON *const object, const char *const name); - -/* When assigning an integer value, it needs to be propagated to valuedouble - too. */ -#define cJSON_SetIntValue(object, number) \ - ((object) ? (object)->valueint = (object)->valuedouble = (number) \ - : (number)) -/* helper for the cJSON_SetNumberValue macro */ -CJSON_PUBLIC(double) cJSON_SetNumberHelper(cJSON *object, double number); -#define cJSON_SetNumberValue(object, number) \ - ((object != NULL) ? cJSON_SetNumberHelper(object, (double)number) \ - : (number)) - -/* Macro for iterating over an array or object */ -#define cJSON_ArrayForEach(element, array) \ - for (element = (array != NULL) ? (array)->child : NULL; element != NULL; \ - element = element->next) - -/* malloc/free objects using the malloc/free functions that have been set with - cJSON_InitHooks */ -CJSON_PUBLIC(void *) cJSON_malloc(size_t size); -CJSON_PUBLIC(void) cJSON_free(void *object); - -#endif \ No newline at end of file diff --git a/6-sigsnoop/eunomia-include/entry.h b/6-sigsnoop/eunomia-include/entry.h deleted file mode 100644 index 0aa5657..0000000 --- a/6-sigsnoop/eunomia-include/entry.h +++ /dev/null @@ -1,40 +0,0 @@ -#ifndef ENTRY_H_ -#define ENTRY_H_ - -// header only helpers for develop wasm app -#include "cJSON/cJSON.c" -#include "helpers.h" - -#define MAX_ARGS 32 - -int main(int argc, char **argv); -int bpf_main(char *env_json, int str_len) -{ - cJSON *env = cJSON_Parse(env_json); - if (!env) - { - printf("cJSON_Parse failed for env json args."); - return 1; - } - if (!cJSON_IsArray(env)) { - printf("env json args is not an array."); - return 1; - } - int argc = cJSON_GetArraySize(env); - if (argc > MAX_ARGS) { - printf("env json args is too long."); - return 1; - } - char *argv[MAX_ARGS]; - for (int i = 0; i < argc; i++) { - cJSON *item = cJSON_GetArrayItem(env, i); - if (!cJSON_IsString(item)) { - printf("env json args is not a string."); - return 1; - } - argv[i] = item->valuestring; - } - return main(argc, argv); -} - -#endif diff --git a/6-sigsnoop/eunomia-include/errno-base.h b/6-sigsnoop/eunomia-include/errno-base.h deleted file mode 100644 index 9653140..0000000 --- a/6-sigsnoop/eunomia-include/errno-base.h +++ /dev/null @@ -1,40 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -#ifndef _ASM_GENERIC_ERRNO_BASE_H -#define _ASM_GENERIC_ERRNO_BASE_H - -#define EPERM 1 /* Operation not permitted */ -#define ENOENT 2 /* No such file or directory */ -#define ESRCH 3 /* No such process */ -#define EINTR 4 /* Interrupted system call */ -#define EIO 5 /* I/O error */ -#define ENXIO 6 /* No such device or address */ -#define E2BIG 7 /* Argument list too long */ -#define ENOEXEC 8 /* Exec format error */ -#define EBADF 9 /* Bad file number */ -#define ECHILD 10 /* No child processes */ -#define EAGAIN 11 /* Try again */ -#define ENOMEM 12 /* Out of memory */ -#define EACCES 13 /* Permission denied */ -#define EFAULT 14 /* Bad address */ -#define ENOTBLK 15 /* Block device required */ -#define EBUSY 16 /* Device or resource busy */ -#define EEXIST 17 /* File exists */ -#define EXDEV 18 /* Cross-device link */ -#define ENODEV 19 /* No such device */ -#define ENOTDIR 20 /* Not a directory */ -#define EISDIR 21 /* Is a directory */ -#define EINVAL 22 /* Invalid argument */ -#define ENFILE 23 /* File table overflow */ -#define EMFILE 24 /* Too many open files */ -#define ENOTTY 25 /* Not a typewriter */ -#define ETXTBSY 26 /* Text file busy */ -#define EFBIG 27 /* File too large */ -#define ENOSPC 28 /* No space left on device */ -#define ESPIPE 29 /* Illegal seek */ -#define EROFS 30 /* Read-only file system */ -#define EMLINK 31 /* Too many links */ -#define EPIPE 32 /* Broken pipe */ -#define EDOM 33 /* Math argument out of domain of func */ -#define ERANGE 34 /* Math result not representable */ - -#endif diff --git a/6-sigsnoop/eunomia-include/helpers.h b/6-sigsnoop/eunomia-include/helpers.h deleted file mode 100644 index cda0c75..0000000 --- a/6-sigsnoop/eunomia-include/helpers.h +++ /dev/null @@ -1,54 +0,0 @@ -#ifndef EWASM_APP_HELPERS_H_ -#define EWASM_APP_HELPERS_H_ - -#include "native-ewasm.h" -#include -#include -#include -#include -#include "cJSON/cJSON.h" - -/// @brief start the eBPF program with JSON and wait for it to exit -/// @param program_data the json data of eBPF program -/// @return 0 on success, -1 on failure, the eBPF program will be terminated in failure case -int -start_bpf_program(char *program_data) -{ - int res = create_bpf(program_data, strlen(program_data)); - if (res < 0) { - printf("create_bpf failed %d", res); - return -1; - } - res = run_bpf(res); - if (res < 0) { - printf("run_bpf failed %d\n", res); - return -1; - } - res = wait_and_poll_bpf(res); - if (res < 0) { - printf("wait_and_poll_bpf failed %d\n", res); - return -1; - } - return 0; -} - -/// @brief set the global variable of bpf program to the value -/// @param program the json program data -/// @param key global -/// @param value arg value -/// @return new eBPF program -cJSON * -set_bpf_program_global_var(cJSON *program, char *key, cJSON *value) -{ - - cJSON *args = cJSON_GetObjectItem(program, "runtime_args"); - if (args == NULL) - { - args = cJSON_CreateObject(); - cJSON_AddItemToObject(program, "runtime_args", args); - } - cJSON_AddItemToObject(args, key, value); - return program; -} - -#endif // EWASM_APP_INIT_H diff --git a/6-sigsnoop/eunomia-include/native-ewasm.h b/6-sigsnoop/eunomia-include/native-ewasm.h deleted file mode 100644 index 975d675..0000000 --- a/6-sigsnoop/eunomia-include/native-ewasm.h +++ /dev/null @@ -1,50 +0,0 @@ -#ifndef EWASM_NATIVE_API_H_ -#define EWASM_NATIVE_API_H_ - -/// c function interface to called from wasm -#ifdef __cplusplus -extern "C" { -#endif -/// @brief create a ebpf program with json data -/// @param ebpf_json -/// @return id on success, -1 on failure -int -create_bpf(char *ebpf_json, int str_len); - -/// @brief start running the ebpf program -/// @details load and attach the ebpf program to the kernel to run the ebpf -/// program if the ebpf program has maps to export to user space, you need to -/// call the wait and export. -int -run_bpf(int id); - -/// @brief wait for the program to exit and receive data from export maps and -/// print the data -/// @details if the program has a ring buffer or perf event to export data -/// to user space, the program will help load the map info and poll the -/// events automatically. -int -wait_and_poll_bpf(int id); -#ifdef __cplusplus -} -#endif - - -/// @brief init the eBPF program -/// @param env_json the env config from input -/// @return 0 on success, -1 on failure, the eBPF program will be terminated in -/// failure case -int -bpf_main(char *env_json, int str_len); - -/// @brief handle the event output from the eBPF program, valid only when -/// wait_and_poll_events is called -/// @param ctx user defined context -/// @param e json event message -/// @return 0 on success, -1 on failure, -/// the event will be send to next handler in chain on success, or dropped in -/// failure -int -process_event(int ctx, char *e, int str_len); - -#endif // NATIVE_EWASM_H_ diff --git a/6-sigsnoop/eunomia-include/sigsnoop.skel.h b/6-sigsnoop/eunomia-include/sigsnoop.skel.h deleted file mode 100644 index e65696f..0000000 --- a/6-sigsnoop/eunomia-include/sigsnoop.skel.h +++ /dev/null @@ -1,195 +0,0 @@ -/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */ - -/* THIS FILE IS AUTOGENERATED BY BPFTOOL! */ -#ifndef __SIGSNOOP_BPF_SKEL_H__ -#define __SIGSNOOP_BPF_SKEL_H__ - -extern int errno; -#include - -struct bpf_object_skeleton; -struct bpf_object; -struct bpf_map; -struct bpf_program; -struct bpf_object_open_opts; -struct bpf_link; - -struct sigsnoop_bpf { - struct bpf_object_skeleton *skeleton; - struct bpf_object *obj; - struct { - struct bpf_map *events; - struct bpf_map *values; - struct bpf_map *rodata; - } maps; - struct { - struct bpf_program *kill_entry; - struct bpf_program *kill_exit; - struct bpf_program *tkill_entry; - struct bpf_program *tkill_exit; - struct bpf_program *tgkill_entry; - struct bpf_program *tgkill_exit; - struct bpf_program *sig_trace; - } progs; - struct { - struct bpf_link *kill_entry; - struct bpf_link *kill_exit; - struct bpf_link *tkill_entry; - struct bpf_link *tkill_exit; - struct bpf_link *tgkill_entry; - struct bpf_link *tgkill_exit; - struct bpf_link *sig_trace; - } links; - struct sigsnoop_bpf__rodata { - int filtered_pid; - int target_signal; - bool failed_only; - } *rodata; - -#ifdef __cplusplus - static inline struct sigsnoop_bpf *open(const struct bpf_object_open_opts *opts = nullptr); - static inline struct sigsnoop_bpf *open_and_load(); - static inline int load(struct sigsnoop_bpf *skel); - static inline int attach(struct sigsnoop_bpf *skel); - static inline void detach(struct sigsnoop_bpf *skel); - static inline void destroy(struct sigsnoop_bpf *skel); - static inline const void *elf_bytes(size_t *sz); -#endif /* __cplusplus */ -}; - -static void -sigsnoop_bpf__destroy(struct sigsnoop_bpf *obj) -{ - -} - -static inline int -sigsnoop_bpf__create_skeleton(struct sigsnoop_bpf *obj); - -static inline struct sigsnoop_bpf * -sigsnoop_bpf__open_opts(const struct bpf_object_open_opts *opts) -{ - struct sigsnoop_bpf *obj; - int err; - - obj = (struct sigsnoop_bpf *)calloc(1, sizeof(*obj)); - if (!obj) { - errno = ENOMEM; - return NULL; - } - return obj; -} - -static inline struct sigsnoop_bpf * -sigsnoop_bpf__open(void) -{ - return sigsnoop_bpf__open_opts(NULL); -} - -static inline int -sigsnoop_bpf__load(struct sigsnoop_bpf *obj) -{ - return 0; -} - -static inline struct sigsnoop_bpf * -sigsnoop_bpf__open_and_load(void) -{ - return NULL; -} - -static inline int -sigsnoop_bpf__attach(struct sigsnoop_bpf *obj) -{ - return 0; -} - -static inline void -sigsnoop_bpf__detach(struct sigsnoop_bpf *obj) -{ -} - -static inline const void *sigsnoop_bpf__elf_bytes(size_t *sz); - -static inline int -sigsnoop_bpf__create_skeleton(struct sigsnoop_bpf *obj) -{ - return 0; -} - -#ifdef __cplusplus -struct sigsnoop_bpf *sigsnoop_bpf::open(const struct bpf_object_open_opts *opts) { return sigsnoop_bpf__open_opts(opts); } -struct sigsnoop_bpf *sigsnoop_bpf::open_and_load() { return sigsnoop_bpf__open_and_load(); } -int sigsnoop_bpf::load(struct sigsnoop_bpf *skel) { return sigsnoop_bpf__load(skel); } -int sigsnoop_bpf::attach(struct sigsnoop_bpf *skel) { return sigsnoop_bpf__attach(skel); } -void sigsnoop_bpf::detach(struct sigsnoop_bpf *skel) { sigsnoop_bpf__detach(skel); } -void sigsnoop_bpf::destroy(struct sigsnoop_bpf *skel) { sigsnoop_bpf__destroy(skel); } -const void *sigsnoop_bpf::elf_bytes(size_t *sz) { return sigsnoop_bpf__elf_bytes(sz); } -#endif /* __cplusplus */ - -__attribute__((unused)) static void -sigsnoop_bpf__assert(struct sigsnoop_bpf *s __attribute__((unused))) -{ -#ifdef __cplusplus -#define _Static_assert static_assert -#endif - _Static_assert(sizeof(s->rodata->filtered_pid) == 4, "unexpected size of 'filtered_pid'"); - _Static_assert(sizeof(s->rodata->target_signal) == 4, "unexpected size of 'target_signal'"); - _Static_assert(sizeof(s->rodata->failed_only) == 1, "unexpected size of 'failed_only'"); -#ifdef __cplusplus -#undef _Static_assert -#endif -} - -struct perf_buffer; -void perf_buffer__free(struct perf_buffer *pb) { -} -int perf_buffer__poll(struct perf_buffer *pb, int timeout_ms) { - return start_bpf_program(program_data); -} -int bpf_program__set_autoload(struct bpf_program *prog, bool autoload) { - return 0; -} -char* strerror(int errnum) { - return "error"; -} -int bpf_map__fd(const struct bpf_map *map) { - return 0; -} -typedef void (*perf_buffer_sample_fn)(void *ctx, int cpu, - void *data, unsigned int size); -typedef void (*perf_buffer_lost_fn)(void *ctx, int cpu, unsigned long long cnt); -struct perf_buffer; - -perf_buffer_sample_fn global_cb; -struct perf_buffer_opts; - -struct perf_buffer * -perf_buffer__new(int map_fd, size_t page_cnt, - perf_buffer_sample_fn sample_cb, perf_buffer_lost_fn lost_cb, void *ctx, - const struct perf_buffer_opts *opts) { - global_cb = sample_cb; - return (void*)1; - } - -int process_event(int ctx, char *e, int str_len) -{ - struct event eve = {0}; - cJSON *json = cJSON_Parse(e); - eve.sig = cJSON_GetObjectItem(json, "sig")->valueint; - eve.pid = cJSON_GetObjectItem(json, "pid")->valueint; - strcpy(eve.comm, cJSON_GetObjectItem(json, "comm")->valuestring); - eve.tpid = cJSON_GetObjectItem(json, "tpid")->valueint; - eve.ret = cJSON_GetObjectItem(json, "ret")->valueint; - global_cb((void*)ctx, 0, &eve, str_len); - return 0; -} - -extern const char argp_program_doc[]; - -void argp_state_help(const struct argp_state *__state, int flag) { - printf("%s", argp_program_doc); - exit(0); -} - -#endif /* __SIGSNOOP_BPF_SKEL_H__ */ diff --git a/6-sigsnoop/eunomia-include/wasm-app.h b/6-sigsnoop/eunomia-include/wasm-app.h deleted file mode 100644 index 77eee77..0000000 --- a/6-sigsnoop/eunomia-include/wasm-app.h +++ /dev/null @@ -1,8 +0,0 @@ -#ifndef EWASM_EWASM_APP_H_ -#define EWASM_EWASM_APP_H_ - -// header only helpers for develop wasm app -#include "cJSON/cJSON.c" -#include "helpers.h" - -#endif // EWASM_EWASM_APP_H