Add 26 day code

This commit is contained in:
Yourtion
2016-05-16 10:44:14 +08:00
parent b2dc361194
commit 9d45d34cce
42 changed files with 8533 additions and 0 deletions

516
26_day/console.c Normal file
View File

@@ -0,0 +1,516 @@
/* 命令行窗口相关 */
#include "bootpack.h"
#include <stdio.h>
#include <string.h>
void console_task(struct SHEET *sheet, int memtotal)
{
struct TASK *task = task_now();
struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR;
int i, *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;
task->cons = &cons;
cons.timer = timer_alloc();
timer_init(cons.timer, &task->fifo, 1);
timer_settime(cons.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(cons.timer, &task->fifo, 0); /*下次置0 */
if (cons.cur_c >= 0) {
cons.cur_c = COL8_FFFFFF;
}
} else {
timer_init(cons.timer, &task->fifo, 1); /*下次置1 */
if (cons.cur_c >= 0) {
cons.cur_c = COL8_000000;
}
}
timer_settime(cons.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_putstr0(struct CONSOLE *cons, char *s)
{
for (; *s != 0; s++) {
cons_putchar(cons, *s, 1);
}
return;
}
void cons_putstr1(struct CONSOLE *cons, char *s, int l)
{
int i;
for (i = 0; i < l; i++) {
cons_putchar(cons, s[i], 1);
}
return;
}
void cons_runcmd(char *cmdline, struct CONSOLE *cons, int *fat, 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 (cmdline[0] != 0) {
if (cmd_app(cons, fat, cmdline) == 0) {
/*不是命令,不是应用程序,也不是空行*/
cons_putstr0(cons, "Bad command.\n\n");
}
}
return;
}
void cmd_mem(struct CONSOLE *cons, int memtotal)
{
struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR;
char s[60];
sprintf(s, "total %dMB\nfree %dKB\n\n", memtotal / (1024 * 1024), memman_total(memman) / 1024);
cons_putstr0(cons, s);
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\n", 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];
cons_putstr0(cons, s);
}
}
}
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;
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));
cons_putstr1(cons, p, finfo->size);
memman_free_4k(memman, (int) p, finfo->size);
} else {
/*没有找到文件的情况*/
cons_putstr0(cons, "File not found.\n");
}
cons_newline(cons);
return;
}
int cmd_app(struct CONSOLE *cons, int *fat, char *cmdline)
{
struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR;
struct FILEINFO *finfo;
struct SEGMENT_DESCRIPTOR *gdt = (struct SEGMENT_DESCRIPTOR *) ADR_GDT;
char name[18], *p, *q;
struct TASK *task = task_now();
int i, segsiz, datsiz, esp, dathrb;
struct SHTCTL *shtctl;
struct SHEET *sht;
/*根据命令行生成文件名*/
for (i = 0; i < 13; i++) {
if (cmdline[i] <= ' ') {
break;
}
name[i] = cmdline[i];
}
name[i] = 0; /*暂且将文件名的后面置为0*/
/*寻找文件 */
finfo = file_search(name, (struct FILEINFO *) (ADR_DISKIMG + 0x002600), 224);
if (finfo == 0 && name[i - 1] != '.') {
/*由于找不到文件,故在文件名后面加上“.hrb”后重新寻找*/
name[i ] = '.';
name[i + 1] = 'H';
name[i + 2] = 'R';
name[i + 3] = 'B';
name[i + 4] = 0;
finfo = file_search(name, (struct FILEINFO *) (ADR_DISKIMG + 0x002600), 224);
}
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));
if (finfo->size >= 36 && strncmp(p + 4, "Hari", 4) == 0 && *p == 0x00) {
segsiz = *((int *) (p + 0x0000));
esp = *((int *) (p + 0x000c));
datsiz = *((int *) (p + 0x0010));
dathrb = *((int *) (p + 0x0014));
q = (char *) memman_alloc_4k(memman, segsiz);
task->ds_base = (int) q;
set_segmdesc(gdt + task->sel / 8 + 1000, finfo->size - 1, (int) p, AR_CODE32_ER + 0x60);
set_segmdesc(gdt + task->sel / 8 + 2000, segsiz - 1, (int) q, AR_DATA32_RW + 0x60);
for (i = 0; i < datsiz; i++) {
q[esp + i] = p[dathrb + i];
}
start_app(0x1b, task->sel + 1000 * 8, esp, task->sel + 2000 * 8, &(task->tss.esp0));
shtctl = (struct SHTCTL *) *((int *) 0x0fe4);
for (i = 0; i < MAX_SHEETS; i++) {
sht = &(shtctl->sheets0[i]);
if ((sht->flags & 0x11) == 0x11 && sht->task == task) {
/*找到被应用程序遗留的窗口*/
sheet_free(sht); /*关闭*/
}
}
timer_cancelall(&task->fifo);
memman_free_4k(memman, (int) q, segsiz);
} else {
cons_putstr0(cons, ".hrb file format error.\n");
}
memman_free_4k(memman, (int) p, finfo->size);
cons_newline(cons);
return 1;
}
/*没有找到文件的情况*/
return 0;
}
int *hrb_api(int edi, int esi, int ebp, int esp, int ebx, int edx, int ecx, int eax)
{
struct TASK *task = task_now();
int ds_base = task->ds_base;
struct CONSOLE *cons = task->cons;
struct SHTCTL *shtctl = (struct SHTCTL *) *((int *) 0x0fe4);
struct SHEET *sht;
int *reg = &eax + 1; /* eax后面的地址*/
/*强行改写通过PUSHAD保存的值*/
/* reg[0] : EDI, reg[1] : ESI, reg[2] : EBP, reg[3] : ESP */
/* reg[4] : EBX, reg[5] : EDX, reg[6] : ECX, reg[7] : EAX */
int i;
if (edx == 1) {
cons_putchar(cons, eax & 0xff, 1);
} else if (edx == 2) {
cons_putstr0(cons, (char *) ebx + ds_base);
} else if (edx == 3) {
cons_putstr1(cons, (char *) ebx + ds_base, ecx);
} else if (edx == 4) {
return &(task->tss.esp0);
} else if (edx == 5) {
sht = sheet_alloc(shtctl);
sht->task = task;
sht->flags |= 0x10;
sheet_setbuf(sht, (char *) ebx + ds_base, esi, edi, eax);
make_window8((char *) ebx + ds_base, esi, edi, (char *) ecx + ds_base, 0);
sheet_slide(sht, (shtctl->xsize - esi) / 2, (shtctl->ysize - edi) / 2);
sheet_updown(sht, shtctl->top); /*将窗口图层高度指定为当前鼠标所在图层的高度,鼠标移到上层*/
reg[7] = (int) sht;
} else if (edx == 6) {
sht = (struct SHEET *) (ebx & 0xfffffffe);
putfonts8_asc(sht->buf, sht->bxsize, esi, edi, eax, (char *) ebp + ds_base);
if ((ebx & 1) == 0) {
sheet_refresh(sht, esi, edi, esi + ecx * 8, edi + 16);
}
} else if (edx == 7) {
sht = (struct SHEET *) (ebx & 0xfffffffe);
boxfill8(sht->buf, sht->bxsize, ebp, eax, ecx, esi, edi);
if ((ebx & 1) == 0) {
sheet_refresh(sht, eax, ecx, esi + 1, edi + 1);
}
} else if (edx == 8) {
memman_init((struct MEMMAN *) (ebx + ds_base));
ecx &= 0xfffffff0; /*以16字节为单位*/
memman_free((struct MEMMAN *) (ebx + ds_base), eax, ecx);
} else if (edx == 9) {
ecx = (ecx + 0x0f) & 0xfffffff0; /*以16字节为单位进位取整*/
reg[7] = memman_alloc((struct MEMMAN *) (ebx + ds_base), ecx);
} else if (edx == 10) {
ecx = (ecx + 0x0f) & 0xfffffff0; /*以16字节为单位进位取整*/
memman_free((struct MEMMAN *) (ebx + ds_base), eax, ecx);
} else if (edx == 11) {
sht = (struct SHEET *) (ebx & 0xfffffffe);
sht->buf[sht->bxsize * edi + esi] = eax;
if ((ebx & 1) == 0) {
sheet_refresh(sht, esi, edi, esi + 1, edi + 1);
}
} else if (edx == 12) {
sht = (struct SHEET *) ebx;
sheet_refresh(sht, eax, ecx, esi, edi);
} else if (edx == 13) {
sht = (struct SHEET *) (ebx & 0xfffffffe);
hrb_api_linewin(sht, eax, ecx, esi, edi, ebp);
if ((ebx & 1) == 0) {
sheet_refresh(sht, eax, ecx, esi + 1, edi + 1);
}
} else if (edx == 14) {
sheet_free((struct SHEET *) ebx);
} else if (edx == 15) {
for (;;) {
io_cli();
if (fifo32_status(&task->fifo) == 0) {
if (eax != 0) {
task_sleep(task); /* FIFO为空休眠并等待*/
} else {
io_sti();
reg[7] = -1;
return 0;
}
}
i = fifo32_get(&task->fifo);
io_sti();
if (i <= 1) { /*光标用定时器*/
/*应用程序运行时不需要显示光标因此总是将下次显示用的值置为1*/
timer_init(cons->timer, &task->fifo, 1); /*下次置为1*/
timer_settime(cons->timer, 50);
}
if (i == 2) { /*光标ON */
cons->cur_c = COL8_FFFFFF;
}
if (i == 3) { /*光标OFF */
cons->cur_c = -1;
}
if (i >= 256) { /*键盘数据通过任务A等*/
reg[7] = i - 256;
return 0;
}
}
} else if (edx == 16) {
reg[7] = (int) timer_alloc();
((struct TIMER *) reg[7])->flags2 = 1; /*允许自动取消*/
} else if (edx == 17) {
timer_init((struct TIMER *) ebx, &task->fifo, eax + 256);
} else if (edx == 18) {
timer_settime((struct TIMER *) ebx, eax);
} else if (edx == 19) {
timer_free((struct TIMER *) ebx);
} else if (edx == 20) {
if (eax == 0) {
i = io_in8(0x61);
io_out8(0x61, i & 0x0d);
} else {
i = 1193180000 / eax;
io_out8(0x43, 0xb6);
io_out8(0x42, i & 0xff);
io_out8(0x42, i >> 8);
i = io_in8(0x61);
io_out8(0x61, (i | 0x03) & 0x0f);
}
}
return 0;
}
int *inthandler0c(int *esp)
{
struct TASK *task = task_now();
struct CONSOLE *cons = task->cons;
char s[30];
cons_putstr0(cons, "\nINT 0C :\n Stack Exception.\n");
sprintf(s, "EIP = %08X\n", esp[11]);
cons_putstr0(cons, s);
return &(task->tss.esp0); /*强制结束程序*/
}
int *inthandler0d(int *esp)
{
struct TASK *task = task_now();
struct CONSOLE *cons = task->cons;
char s[30];
cons_putstr0(cons, "\nINT 0D :\n General Protected Exception.\n");
sprintf(s, "EIP = %08X\n", esp[11]);
cons_putstr0(cons, s);
return &(task->tss.esp0); /*强制结束程序*/
}
void hrb_api_linewin(struct SHEET *sht, int x0, int y0, int x1, int y1, int col)
{
int i, x, y, len, dx, dy;
dx = x1 - x0;
dy = y1 - y0;
x = x0 << 10;
y = y0 << 10;
if (dx < 0) {
dx = - dx;
}
if (dy < 0) {
dy = - dy;
}
if (dx >= dy) {
len = dx + 1;
if (x0 > x1) {
dx = -1024;
} else {
dx = 1024;
}
if (y0 <= y1) {
dy = ((y1 - y0 + 1) << 10) / len;
} else {
dy = ((y1 - y0 - 1) << 10) / len;
}
} else {
len = dy + 1;
if (y0 > y1) {
dy = -1024;
} else {
dy = 1024;
}
if (x0 <= x1) {
dx = ((x1 - x0 + 1) << 10) / len;
} else {
dx = ((x1 - x0 - 1) << 10) / len;
}
}
for (i = 0; i < len; i++) {
sht->buf[(y >> 10) * sht->bxsize + (x >> 10)] = col;
x += dx;
y += dy;
}
return;
}