mirror of
https://github.com/yourtion/30dayMakeOS.git
synced 2026-02-08 12:33:29 +08:00
269 lines
7.4 KiB
C
269 lines
7.4 KiB
C
/* 命令行窗口相关 */
|
||
|
||
#include "bootpack.h"
|
||
#include <stdio.h>
|
||
#include <string.h>
|
||
|
||
void console_task(struct SHEET *sheet, unsigned int memtotal)
|
||
{
|
||
struct TIMER *timer;
|
||
struct TASK *task = task_now();
|
||
struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR;
|
||
int i, fifobuf[128], *fat = (int *) memman_alloc_4k(memman, 4 * 2880);
|
||
struct CONSOLE cons;
|
||
char cmdline[30];
|
||
cons.sht = sheet;
|
||
cons.cur_x = 8;
|
||
cons.cur_y = 28;
|
||
cons.cur_c = -1;
|
||
*((int *) 0x0fec) = (int) &cons;
|
||
|
||
fifo32_init(&task->fifo, 128, fifobuf, task);
|
||
timer = timer_alloc();
|
||
timer_init(timer, &task->fifo, 1);
|
||
timer_settime(timer, 50);
|
||
file_readfat(fat, (unsigned char *) (ADR_DISKIMG + 0x000200));
|
||
|
||
/*显示提示符*/
|
||
cons_putchar(&cons, '>', 1);
|
||
for (;;) {
|
||
io_cli();
|
||
if (fifo32_status(&task->fifo) == 0) {
|
||
task_sleep(task);
|
||
io_sti();
|
||
} else {
|
||
i = fifo32_get(&task->fifo);
|
||
io_sti();
|
||
if (i <= 1) { /*光标用定时器*/
|
||
if (i != 0) {
|
||
timer_init(timer, &task->fifo, 0); /*下次置0 */
|
||
if (cons.cur_c >= 0) {
|
||
cons.cur_c = COL8_FFFFFF;
|
||
}
|
||
} else {
|
||
timer_init(timer, &task->fifo, 1); /*下次置1 */
|
||
if (cons.cur_c >= 0) {
|
||
cons.cur_c = COL8_000000;
|
||
}
|
||
}
|
||
timer_settime(timer, 50);
|
||
}
|
||
if (i == 2) { /*光标ON */
|
||
cons.cur_c = COL8_FFFFFF;
|
||
}
|
||
if (i == 3) { /*光标OFF */
|
||
boxfill8(sheet->buf, sheet->bxsize, COL8_000000, cons.cur_x, cons.cur_y, cons.cur_x + 7, cons.cur_y + 15);
|
||
cons.cur_c = -1;
|
||
}
|
||
if (256 <= i && i <= 511) { /*键盘数据（通过任务A）*/
|
||
if (i == 8 + 256) {
|
||
/*退格键*/
|
||
if (cons.cur_x > 16) {
|
||
/*用空格擦除光标后将光标前移一位*/
|
||
cons_putchar(&cons, ' ', 0);
|
||
cons.cur_x -= 8;
|
||
}
|
||
} else if (i == 10 + 256) {
|
||
/*回车键*/
|
||
/*将光标用空格擦除后换行 */
|
||
cons_putchar(&cons, ' ', 0);
|
||
cmdline[cons.cur_x / 8 - 2] = 0;
|
||
cons_newline(&cons);
|
||
cons_runcmd(cmdline, &cons, fat, memtotal); /*运行命令*/
|
||
/*显示提示符*/
|
||
cons_putchar(&cons, '>', 1);
|
||
} else {
|
||
/*一般字符*/
|
||
if (cons.cur_x < 240) {
|
||
/*显示一个字符之后将光标后移一位*/
|
||
cmdline[cons.cur_x / 8 - 2] = i - 256;
|
||
cons_putchar(&cons, i - 256, 1);
|
||
}
|
||
}
|
||
}
|
||
/*重新显示光标*/
|
||
if (cons.cur_c >= 0) {
|
||
boxfill8(sheet->buf, sheet->bxsize, cons.cur_c, cons.cur_x, cons.cur_y, cons.cur_x + 7, cons.cur_y + 15);
|
||
}
|
||
sheet_refresh(sheet, cons.cur_x, cons.cur_y, cons.cur_x + 8, cons.cur_y + 16);
|
||
}
|
||
}
|
||
}
|
||
|
||
void cons_putchar(struct CONSOLE *cons, int chr, char move)
|
||
{
|
||
char s[2];
|
||
s[0] = chr;
|
||
s[1] = 0;
|
||
if (s[0] == 0x09) { /*制表符*/
|
||
for (;;) {
|
||
putfonts8_asc_sht(cons->sht, cons->cur_x, cons->cur_y, COL8_FFFFFF, COL8_000000, " ", 1);
|
||
cons->cur_x += 8;
|
||
if (cons->cur_x == 8 + 240) {
|
||
cons_newline(cons);
|
||
}
|
||
if (((cons->cur_x - 8) & 0x1f) == 0) {
|
||
break; /*被32整除则break*/
|
||
}
|
||
}
|
||
} else if (s[0] == 0x0a) { /*换行*/
|
||
cons_newline(cons);
|
||
} else if (s[0] == 0x0d) { /*回车*/
|
||
/*先不做任何操作*/
|
||
} else { /*一般字符*/
|
||
putfonts8_asc_sht(cons->sht, cons->cur_x, cons->cur_y, COL8_FFFFFF, COL8_000000, s, 1);
|
||
if (move != 0) {
|
||
/* move为0时光标不后移*/
|
||
cons->cur_x += 8;
|
||
if (cons->cur_x == 8 + 240) {
|
||
cons_newline(cons);
|
||
}
|
||
}
|
||
}
|
||
return;
|
||
}
|
||
|
||
void cons_newline(struct CONSOLE *cons)
|
||
{
|
||
int x, y;
|
||
struct SHEET *sheet = cons->sht;
|
||
if (cons->cur_y < 28 + 112) {
|
||
cons->cur_y += 16; /*到下一行*/
|
||
} else {
|
||
/*滚动*/
|
||
for (y = 28; y < 28 + 112; y++) {
|
||
for (x = 8; x < 8 + 240; x++) {
|
||
sheet->buf[x + y * sheet->bxsize] = sheet->buf[x + (y + 16) * sheet->bxsize];
|
||
}
|
||
}
|
||
for (y = 28 + 112; y < 28 + 128; y++) {
|
||
for (x = 8; x < 8 + 240; x++) {
|
||
sheet->buf[x + y * sheet->bxsize] = COL8_000000;
|
||
}
|
||
}
|
||
sheet_refresh(sheet, 8, 28, 8 + 240, 28 + 128);
|
||
}
|
||
cons->cur_x = 8;
|
||
return;
|
||
}
|
||
|
||
void cons_runcmd(char *cmdline, struct CONSOLE *cons, int *fat, unsigned int memtotal)
|
||
{
|
||
if (strcmp(cmdline, "mem") == 0) {
|
||
cmd_mem(cons, memtotal);
|
||
} else if (strcmp(cmdline, "cls") == 0) {
|
||
cmd_cls(cons);
|
||
} else if (strcmp(cmdline, "dir") == 0 || strcmp(cmdline, "ls") == 0) {
|
||
cmd_dir(cons);
|
||
} else if (strncmp(cmdline, "type ", 5) == 0) {
|
||
cmd_type(cons, fat, cmdline);
|
||
} else if (strcmp(cmdline, "hlt") == 0) {
|
||
cmd_hlt(cons, fat);
|
||
} else if (cmdline[0] != 0) {
|
||
/*不是命令，也不是空行*/
|
||
putfonts8_asc_sht(cons->sht, 8, cons->cur_y, COL8_FFFFFF, COL8_000000, "Bad command.", 12);
|
||
cons_newline(cons);
|
||
cons_newline(cons);
|
||
}
|
||
return;
|
||
}
|
||
|
||
void cmd_mem(struct CONSOLE *cons, unsigned int memtotal)
|
||
{
|
||
struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR;
|
||
char s[30];
|
||
sprintf(s, "total %dMB", memtotal / (1024 * 1024));
|
||
putfonts8_asc_sht(cons->sht, 8, cons->cur_y, COL8_FFFFFF, COL8_000000, s, 30);
|
||
cons_newline(cons); sprintf(s, "free %dKB", memman_total(memman) / 1024);
|
||
putfonts8_asc_sht(cons->sht, 8, cons->cur_y, COL8_FFFFFF, COL8_000000, s, 30);
|
||
cons_newline(cons);
|
||
cons_newline(cons);
|
||
return;
|
||
}
|
||
|
||
void cmd_cls(struct CONSOLE *cons)
|
||
{
|
||
int x, y;
|
||
struct SHEET *sheet = cons->sht;
|
||
for (y = 28; y < 28 + 128; y++) {
|
||
for (x = 8; x < 8 + 240; x++) {
|
||
sheet->buf[x + y * sheet->bxsize] = COL8_000000;
|
||
}
|
||
}
|
||
sheet_refresh(sheet, 8, 28, 8 + 240, 28 + 128);
|
||
cons->cur_y = 28;
|
||
return;
|
||
}
|
||
|
||
void cmd_dir(struct CONSOLE *cons)
|
||
{
|
||
struct FILEINFO *finfo = (struct FILEINFO *) (ADR_DISKIMG + 0x002600);
|
||
int i, j;
|
||
char s[30];
|
||
for (i = 0; i < 224; i++) {
|
||
if (finfo[i].name[0] == 0x00) {
|
||
break;
|
||
}
|
||
if (finfo[i].name[0] != 0xe5) {
|
||
if ((finfo[i].type & 0x18) == 0) {
|
||
sprintf(s, "filename.ext %7d", finfo[i].size);
|
||
for (j = 0; j < 8; j++) {
|
||
s[j] = finfo[i].name[j];
|
||
}
|
||
s[ 9] = finfo[i].ext[0];
|
||
s[10] = finfo[i].ext[1];
|
||
s[11] = finfo[i].ext[2];
|
||
putfonts8_asc_sht(cons->sht, 8, cons->cur_y, COL8_FFFFFF, COL8_000000, s, 30);
|
||
cons_newline(cons);
|
||
}
|
||
}
|
||
}
|
||
cons_newline(cons);
|
||
return;
|
||
}
|
||
|
||
void cmd_type(struct CONSOLE *cons, int *fat, char *cmdline)
|
||
{
|
||
struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR;
|
||
struct FILEINFO *finfo = file_search(cmdline + 5, (struct FILEINFO *) (ADR_DISKIMG + 0x002600), 224);
|
||
char *p;
|
||
int i;
|
||
if (finfo != 0) {
|
||
/*找到文件的情况*/
|
||
p = (char *) memman_alloc_4k(memman, finfo->size);
|
||
file_loadfile(finfo->clustno, finfo->size, p, fat, (char *) (ADR_DISKIMG + 0x003e00));
|
||
for (i = 0; i < finfo->size; i++) {
|
||
cons_putchar(cons, p[i], 1);
|
||
}
|
||
memman_free_4k(memman, (int) p, finfo->size);
|
||
} else {
|
||
/*没有找到文件的情况*/
|
||
putfonts8_asc_sht(cons->sht, 8, cons->cur_y, COL8_FFFFFF, COL8_000000, "File not found.", 15);
|
||
cons_newline(cons);
|
||
}
|
||
cons_newline(cons);
|
||
return;
|
||
}
|
||
|
||
void cmd_hlt(struct CONSOLE *cons, int *fat)
|
||
{
|
||
struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR;
|
||
struct FILEINFO *finfo = file_search("HLT.HRB", (struct FILEINFO *) (ADR_DISKIMG + 0x002600), 224);
|
||
struct SEGMENT_DESCRIPTOR *gdt = (struct SEGMENT_DESCRIPTOR *) ADR_GDT;
|
||
char *p;
|
||
if (finfo != 0) {
|
||
/*找到文件的情况*/
|
||
p = (char *) memman_alloc_4k(memman, finfo->size);
|
||
file_loadfile(finfo->clustno, finfo->size, p, fat, (char *) (ADR_DISKIMG + 0x003e00));
|
||
set_segmdesc(gdt + 1003, finfo->size - 1, (int) p, AR_CODE32_ER);
|
||
farcall(0, 1003 * 8);
|
||
memman_free_4k(memman, (int) p, finfo->size);
|
||
} else {
|
||
/*没有找到文件的情况*/
|
||
putfonts8_asc_sht(cons->sht, 8, cons->cur_y, COL8_FFFFFF, COL8_000000, "File not found.", 15);
|
||
cons_newline(cons);
|
||
}
|
||
cons_newline(cons);
|
||
return;
|
||
}
|