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stage2.c
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stage2.c
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/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2000,2001,2002,2004,2005 Free Software Foundation, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <shared.h>
#include <term.h>
/* indicates whether or not the next char printed will be highlighted */
unsigned int is_highlight = 0;
static int open_preset_menu (void);
static int
open_preset_menu (void)
{
if (! use_preset_menu) //如果不存在预置菜单
return 0; //返回0
return grub_open (preset_menu); //打开压缩菜单 位置0x110000 最大尺寸0x40000=256k
}
static int read_from_preset_menu (char *buf, int max_len);
static int
read_from_preset_menu (char *buf, int max_len)
{
if (! use_preset_menu) //if (preset_menu == 0)
return 0;
return grub_read ((unsigned long long)(grub_size_t)buf, max_len, 0xedde0d90);
}
#define MENU_BOX_X ((menu_border.menu_box_x > 2) ? menu_border.menu_box_x : 2)
#define MENU_BOX_W ((menu_border.menu_box_w && menu_border.menu_box_w < (current_term->chars_per_line - MENU_BOX_X - 1)) ? menu_border.menu_box_w : (current_term->chars_per_line - MENU_BOX_X * 2)) //UEFI固件的右上角(0x2510)是宽字符
#define MENU_BOX_Y (menu_border.menu_box_y)
#define MENU_KEYHELP_Y_OFFSET ((menu_border.menu_keyhelp_y_offset < 5) ? menu_border.menu_keyhelp_y_offset : 0)
/* window height */
#define MENU_BOX_H ((menu_border.menu_box_h && menu_border.menu_box_h < (current_term->max_lines - MENU_BOX_Y - 6 - MENU_KEYHELP_Y_OFFSET)) ? menu_border.menu_box_h : (current_term->max_lines - MENU_BOX_Y - 6 - MENU_KEYHELP_Y_OFFSET))
/* line end */
#define MENU_BOX_E (MENU_BOX_X + MENU_BOX_W)
/* window bottom */
#define MENU_BOX_B ((menu_border.menu_box_b) ? menu_border.menu_box_b : (current_term->max_lines - 6 - MENU_KEYHELP_Y_OFFSET))
#define MENU_HELP_X ((menu_border.menu_help_x && menu_border.menu_help_x < current_term->chars_per_line) ? menu_border.menu_help_x : (MENU_BOX_X - 2))
#define MENU_HELP_E (menu_border.menu_help_x ? (menu_border.menu_help_w ? (menu_border.menu_help_x + menu_border.menu_help_w) : (current_term->chars_per_line - MENU_HELP_X)) : (MENU_BOX_E + 1))
#define NUM_LINE_ENTRYHELP ((MENU_KEYHELP_Y_OFFSET == 0) ? 4 : MENU_KEYHELP_Y_OFFSET) //
static int temp_entryno;
static short temp_num;
static char * *titles; /* title array, point to 256 strings. 标题数组，指向256个字符串*/
static unsigned short *title_boot;
static int default_help_message_destoyed = 1;
extern int num_text_char(char *p);
struct border menu_border = {218,191,192,217,196,179,2,0,2,0,0,2,0,0,0}; /* console */
char* print_color_characters (char *message, unsigned char *character, unsigned long long *color64_back, unsigned int *color_back);
char*
print_color_characters (char *message, unsigned char *character, unsigned long long *color64_back, unsigned int *color_back)
{
if (message[2] == ']')
{
current_color_64bit = *color64_back;
current_color = *color_back;
message += 3;
*character = *(message);
}
else if ((message[3] | 0x20) == 'x')
{
unsigned long long ull;
message += 2;
if (safe_parse_maxint((char **)&message,&ull) && *message == ']')
{
*color_back = current_color;
*color64_back = current_color_64bit;
current_color_64bit = ull;
current_color = color_64_to_8 (current_color_64bit);
*character = *(++message);
}
}
return message;
}
static void print_help_message (const char *message,int flags);
static void print_help_message (const char *message,int flags)
{
grub_u32_t j,x,k;
grub_u8_t c = *message;
int start_offcet = 0;
unsigned long long current_color_64bit_back;
unsigned int current_color_back;
if (flags==2)
{
for (j=0; j<NUM_LINE_ENTRYHELP; ++j)
{
if (MENU_BOX_B + 1 + j > current_term->max_lines)
return;
gotoxy (MENU_HELP_X, MENU_BOX_B + 1 + j);
for (x = MENU_HELP_X; x < (grub_u32_t)MENU_HELP_E; x++)
grub_putchar (' ', 255);
}
}
else
{
if(flags==0)
k = 4;
else
k = NUM_LINE_ENTRYHELP;
for (j=0; j<k; ++j)
{
if(flags==0)
{
if (MENU_BOX_B + 1 + menu_border.menu_keyhelp_y_offset + j > current_term->max_lines)
return;
gotoxy (MENU_HELP_X, MENU_BOX_B + 1 + menu_border.menu_keyhelp_y_offset + j);
}
else if(flags==1)
{
if (MENU_BOX_B + 1 + j > current_term->max_lines)
return;
gotoxy (MENU_HELP_X, MENU_BOX_B + 1 + j);
}
if(flags==1 || flags==0)
{
if (c == '\n')
c = *(++message);
if((menu_tab & 8) && flags==1)
start_offcet = MENU_HELP_X + ((MENU_HELP_E - MENU_HELP_X - num_text_char((char *)message))>>1);
else if((menu_tab & 0x40) && flags==1)
{
start_offcet = MENU_HELP_E - num_text_char((char *)message);
if(start_offcet<MENU_HELP_X)
start_offcet=MENU_HELP_X;
}
for (; fontx < (grub_u32_t)MENU_HELP_E;)
{
if (c && c != '\n' && fontx >= (grub_u32_t)start_offcet)
{
if (fontx == (grub_u32_t)MENU_HELP_E - (grub_u32_t)1)
if (c > 0x7F && !(menu_tab & 0x40))
{
grub_putchar (' ', 255);
continue;
}
//处理菜单项注释中的彩色字符
if (*(unsigned short*)message == 0x5B24)//$[
message = print_color_characters ((char *)message,&c,¤t_color_64bit_back,¤t_color_back);
grub_putchar (c, 255);
c = *(++message);
}
else
grub_putchar (' ', 255);
}
for (x = fontx; x < (grub_u32_t)MENU_HELP_E; x++)
grub_putchar (' ', 255);
}
}
}
}
static void print_default_help_message (char *config_entries);
static void
print_default_help_message (char *config_entries)
{
grub_u32_t i;
char buff[256];
if (menu_tab & 0x20)
i = grub_sprintf (buff,"\n按↑和↓选择菜单。");
else
i = grub_sprintf (buff,"\nUse the ↑ and ↓ keys to highlight an entry.");
if (! auth && password_buf)
{
if (menu_tab & 0x20)
grub_strcpy (buff + i,"按回车或b启动。\n"
"按p获得特权控制。");
else
grub_strcpy (buff + i,"Press ENTER or \'b\' to boot.\n"
"Press \'p\' to gain privileged control.");
}
else
{
if (menu_tab & 0x20)
grub_strcpy(buff + i,(config_entries?("按回车或b启动。\n"
"按e可在启动前编辑菜单命令,按c进入命令行。")
:("在当前行按e进行编辑,按d进行删除。\n"
"按O和o分别在其之前或之后插入新行。\n"
"编辑结束时按b启动,按c进入命令行,按ESC退回到主菜单。")));
else
grub_strcpy(buff + i,(config_entries?(" Press ENTER or \'b\' to boot.\n"
"Press \'e\' to edit the commands before booting, or \'c\' for a command-line.")
:(" At a selected line, press \'e\' to edit, \'d\' to delete,\n"
"or \'O\'/\'o\' to open a new line before/after.\n"
"When done, press \'b\' to boot, \'c\' for a command-line,\n"
"or ESC to go back to the main menu.")));
}
if(keyhelp_color)
{
if (!(splashimage_loaded & 2))
{
current_color_64bit = keyhelp_color | (console_color_64bit[COLOR_STATE_NORMAL] & 0x00ffffff00000000);
}
else
current_color_64bit = keyhelp_color;
current_term->setcolorstate (color_64_to_8 (current_color_64bit) | 0x100);
}
print_help_message(buff,0);
default_help_message_destoyed = 0;
}
// ADDED By STEVE6375
static int num_entries;
static char *get_entry (char *list, int num);
static char *
get_entry (char *list, int num)
{
int i;
if (list == (char *)titles)
return num < num_entries ? titles[num] : (int)0;
for (i = 0; i < num && *list; i++)
{
while (*(list++));
}
return list;
}
static char ntext[256];
static void clean_entry (char *text);
static void
clean_entry (char *text)
{
int i;
//(void) strcpy (ntext, text);
for (i = 0; i < 255 && text[i]; ++i)
{
int a = (int)(char)text[i];
// if (text[i] < (char)32 || text[i] > (char)127)
if (a < (int)32 || a > (int)127)
ntext[i] = 32;
else
ntext[i] = text[i];
}
ntext[i] = 0;
return;
}
static int checkvalue (void);
static int
checkvalue (void)
{
int i, value;
// Converts a string of ASCII numbers in a string to an integer
// leading spaces are allowed
// followed by a number of digits terminated by any non-digit character or EOS nul character
// return value is number of valid numeric characters found (0 = no valid number found)
for (i = 0, value = 0; ntext[i] != '\0'; ++i)
{
if ( (ntext[i] - '0' >= 0) && (ntext[i] - '0' <= 9) )
++value;
if ( (value == 0) && (ntext[i] != 32)
&& (ntext[i] - '0' < 0 || ntext[i] - '0' > 9) )
return 0;
}
return value;
}
static int myatoi (void);
static int
myatoi (void)
{
int i, value, j;
for (i = 0, j = 0, value = 0; ntext[i] != '\0'; ++i)
{
if ( (ntext[i] - '0' >= 0) && (ntext[i] - '0' <= 9) )
{
value *= 10;
value += ntext[i] - '0';
j = 1;
}
else
{
if ( ntext[i] != ' ' || j )
return value;
}
}
return value;
}
// END OF STEVE6375 ADDED CODE
int num_text_char(char *p);
int
num_text_char(char *p)
{
int i=0;
unsigned int un16=0;
for(;*p && *p != '\n' && *p != '\r';)
{
if((*p & 0x80) == 0)
{
p++;
i++;
continue;
}else if((*p & 0xe0) == 0xc0)
{
p+=2;
i++;
continue;
}else if((*p & 0xf0) == 0xe0)
{
un16=(int)(*p & 0xf)<<12 | (int)(*(p+1) & 0x3f)<<6 | (int)(*(p+2) & 0x3f);
if(un16 >= 0x4e00 && un16 <= 0x9fff)
i+=2;
else
i++;
p+=3;
}
}
return i;
}
/* Print an entry in a line of the menu box. */
char menu_cfg[2];
unsigned char menu_num_ctrl[4];
char graphic_file_shift[32];
static void print_entry (int y, int highlight,int entryno, char *config_entries);
static void
print_entry (int y, int highlight,int entryno, char *config_entries)
{
int x;
unsigned char c = 0;
char *entry = get_entry (config_entries, entryno);
int start_offcet = 0;
int end_offcet = 0;
int first_brackets = 0;
if (current_term->setcolorstate)
current_term->setcolorstate (highlight ? COLOR_STATE_HIGHLIGHT : COLOR_STATE_NORMAL);
unsigned long long clo64_back = current_color_64bit;
unsigned int clo_back = current_color;
unsigned long long clo64_tmp;
unsigned int clo_tmp;
is_highlight = highlight;
if (graphic_type)
{
char tmp[128];
int file_len=grub_strlen(graphic_file);
int www = (font_w * MENU_BOX_W) / graphic_list;
int graphic_x_offset, graphic_y_offset, text_x_offset;
int text_y_offset = MENU_BOX_Y +
(((y-MENU_BOX_Y)/graphic_list) * (graphic_high+row_space) + (graphic_high-font_h)/2) / (font_h+line_spacing);
graphic_x_offset = font_w*MENU_BOX_X+((y-MENU_BOX_Y)%graphic_list)*(www);
if (graphic_type & 0x10)
graphic_y_offset = (font_h+line_spacing)*text_y_offset - (graphic_high-font_h)/2;
else
graphic_y_offset = font_h*MENU_BOX_Y+((y-MENU_BOX_Y)/graphic_list)*(graphic_high+row_space);
if (entryno >= num_entries)
{
clear_entry (graphic_x_offset,graphic_y_offset,graphic_wide,graphic_high);
entry++;
}
else
{
graphic_file[file_len-6] = ((entryno + graphic_file_shift[entryno]) / 10) | 0x30;
graphic_file[file_len-5] = ((entryno + graphic_file_shift[entryno]) % 10) | 0x30;
sprintf(tmp,"--offset=%d=%d=%d %s",0,graphic_x_offset,graphic_y_offset,graphic_file);
use_phys_base=1;
graphic_enable = 1;
splashimage_func(tmp,1);
graphic_enable = 0;
use_phys_base=0;
if ((graphic_type & 4) && highlight)
rectangle(graphic_x_offset,graphic_y_offset,graphic_wide,graphic_high,3);
}
c = *entry;
if (graphic_type & 0x10)
{
text_x_offset = (graphic_x_offset + graphic_wide + font_w -1) / (font_w + font_spacing);
end_offcet = MENU_BOX_E - ((www - graphic_wide) / (font_w + font_spacing)) - text_x_offset;
gotoxy (text_x_offset, text_y_offset);
goto graphic_mixing;
}
else
goto graphic_end;
}
gotoxy (MENU_BOX_X, y);
if(menu_tab & 0x40)
end_offcet = 1;
if (highlight)
menu_num_ctrl[2] = entryno;
// if (*(unsigned short *)IMG(0x8308))
if (*(unsigned short *)IMG(0x82c8))
{
if(!(menu_tab & 0x40))
{
gotoxy (MENU_BOX_X - 1, y);
grub_putchar(highlight ? (menu_num_ctrl[2] = entryno, menu_cfg[0]) : ' ', 255);
}
else
{
gotoxy (MENU_BOX_E - 1, y);
grub_putchar(highlight ? (menu_num_ctrl[2] = entryno,menu_cfg[1]) : ' ', 255);
}
}
graphic_mixing:
if (entry)
{
if (config_entries == (char*)titles)
{
c = *entry++;
expand_var (entry, (char *)SCRATCHADDR, 0x400);
entry = (char *)SCRATCHADDR;
if (menu_num_ctrl[0])
{
if(menu_tab & 0x40)
{
gotoxy (MENU_BOX_E - 4, y);
end_offcet = 4;
}
if ((!(c & menu_num_ctrl[0]) && menu_num_ctrl[0] == 1) || !*entry || *entry == '\n')
printf(" ");
else
{
if(!(menu_tab & 0x40))
printf("%2d%c",(menu_num_ctrl[0] > 1)?entryno:title_boot[entryno],menu_num_ctrl[1]);
else
printf("%c%2d",menu_num_ctrl[1],(menu_num_ctrl[0] > 1)?entryno:title_boot[entryno]);
}
}
}
c = *entry;
}
if(menu_tab & 0x40)
gotoxy (MENU_BOX_X, y);
if(entry)
{
if(menu_tab & 8)
{
if(!(menu_tab & 0x40))
start_offcet = MENU_BOX_X + ((MENU_BOX_W - num_text_char(entry) + (menu_num_ctrl[0]?3:0)) >> 1);
else
start_offcet = MENU_BOX_X + ((MENU_BOX_W - num_text_char(entry) - end_offcet) >> 1);
}
else if((menu_tab & 0x40))
{
start_offcet = MENU_BOX_E - num_text_char(entry) - end_offcet;
if(start_offcet < MENU_BOX_X)
start_offcet = MENU_BOX_X;
}
}
for (x = fontx; x < MENU_BOX_E - end_offcet; x = fontx)
{
int ret;
ret = MENU_BOX_E - x - end_offcet;
if (c && c != '\n' /* && x <= MENU_BOX_W*/ && x >= start_offcet)
{
hotkey_start:
if (hotkey_func && hotkey_color_64bit)
{
if (c == '^')
{
c = *(++entry);
goto color;
}
else if (first_brackets == 0 && c == '[')
{
first_brackets = 1;
goto color_no;
}
else if (first_brackets == 1 && c == ']')
{
first_brackets = 2;
goto color_no;
}
else if (first_brackets == 0 || first_brackets == 2)
{
first_brackets = 2;
goto color_no;
}
color:
clo64_tmp = current_color_64bit;
clo_tmp = current_color;
current_color_64bit = hotkey_color_64bit;
current_color = hotkey_color;
if (current_term == term_table)
console_setcolorstate (current_color | 0x100);
ret = grub_putchar ((unsigned char)c, ret);
current_color_64bit = clo64_tmp;
current_color = clo_tmp;
if (current_term == term_table)
current_term->setcolorstate (current_color | 0x100);
goto hotkey_end;
}
color_no:
//处理菜单项中的彩色字符
if (*(unsigned short*)entry == 0x5B24)//$[
{
entry = print_color_characters (entry,&c,&clo64_back,&clo_back);
goto hotkey_start;
}
ret = grub_putchar ((unsigned char)c, ret);
hotkey_end:
//is_highlight = 0;
if (ret < (int)0)
{
c = 0;
continue;
}
c = *(++entry);
}
else
{
if (!(menu_tab & 0x10))
{
clo64_tmp = current_color_64bit;
if(splashimage_loaded & 2)
current_color_64bit = 0;
else
if (current_term->setcolorstate)
current_term->setcolorstate (COLOR_STATE_NORMAL);
ret = grub_putchar (' ', ret);
current_color_64bit = clo64_tmp;
}
else
grub_putchar (' ', ret);
}
}
graphic_end:
is_highlight = 0;
if (highlight && ((config_entries == (char*)titles)))
{
if (current_term->setcolorstate)
current_term->setcolorstate (COLOR_STATE_HELPTEXT);
while (c && c != '\n')
c = *(++entry);
if (c == '\n')
{
default_help_message_destoyed = 1;
print_help_message(entry,1);
}
else
{
if(!(menu_border.menu_keyhelp_y_offset) && !(menu_tab & 4))
{
if (default_help_message_destoyed)
print_default_help_message (config_entries);
}
else
print_help_message(entry,2);
}
}
if (current_term->setcolorstate)
current_term->setcolorstate (COLOR_STATE_STANDARD);
}
/* Print entries in the menu box. */
static void print_entries (int first, int entryno, char *menu_entries);
static void
print_entries (int first, int entryno, char *menu_entries)
{
int i;
gotoxy (MENU_BOX_E, MENU_BOX_Y);
#ifdef SUPPORT_GRAPHICS
if (!graphics_inited || graphics_mode < 0xff)
#endif
{
if (current_term->setcolorstate)
current_term->setcolorstate (COLOR_STATE_BORDER);
if (first)
console_print_unicode (DISP_UP, 255);
else
console_print_unicode (DISP_VERT, 255);
}
if (current_term->setcolorstate)
current_term->setcolorstate (COLOR_STATE_NORMAL);
for (i = 0; i < MENU_BOX_H/*size*/; i++)
{
print_entry (MENU_BOX_Y + i, entryno == i, first + i, menu_entries);
}
#ifdef SUPPORT_GRAPHICS
if (!graphics_inited || graphics_mode < 0xff)
#endif
{
gotoxy (MENU_BOX_E, MENU_BOX_Y - 1 + MENU_BOX_H/*size*/);
if (current_term->setcolorstate)
current_term->setcolorstate (COLOR_STATE_BORDER);
char *last_entry = get_entry(menu_entries,first+MENU_BOX_H);
if (last_entry && *last_entry)
console_print_unicode (DISP_DOWN, 255);
else
console_print_unicode (DISP_VERT, 255);
if (current_term->setcolorstate)
current_term->setcolorstate (COLOR_STATE_STANDARD);
}
gotoxy (MENU_BOX_E, MENU_BOX_Y + entryno); /* XXX: Why? */
}
static void print_entries_raw (int size, int first, char *menu_entries);
static void
print_entries_raw (int size, int first, char *menu_entries)
{
int i;
char *p;
for (i = 0; i < MENU_BOX_W; i++)
grub_putchar ('-', 255);
grub_putchar ('\n', 255);
for (i = first; i < size; i++)
{
p = get_entry (menu_entries, i);
grub_printf ("%02d: %s\n", i, (((*p) & 0xF0) ? p : ++p));
}
for (i = 0; i < MENU_BOX_W; i++)
grub_putchar ('-', 255);
grub_putchar ('\n', 255);
grub_putchar ('\n', 255);
}
extern int command_func (char *arg1, int flags);
extern int commandline_func (char *arg1, int flags);
extern int errnum_func (char *arg1, int flags);
extern int checkrange_func (char *arg1, int flags);
/* Run an entry from the script SCRIPT. HEAP is used for the
command-line buffer. If an error occurs, return non-zero, otherwise
return zero. */
static int run_script (char *script, char *heap);
static int
run_script (char *script, char *heap)
{
char *old_entry = 0;
char *cur_entry = script;
struct builtin *builtin = 0;
char cmd_add[16];
char *menu_bat;
char *p;
/* Initialize the data. */
current_drive = GRUB_INVALID_DRIVE;
count_lines = -1;
/* Initialize the data for the builtin commands. */
kernel_type = KERNEL_TYPE_NONE;
errnum = 0;
errorcheck = 1; /* errorcheck on */
if (grub_memcmp (cur_entry, "!BAT", 4) == 0)
{
while (1)
{
while (*cur_entry++);
if (! *cur_entry)
break;
*(cur_entry - 1) = 0x0a;
}
// menu_bat = (char *)grub_malloc(cur_entry - script + 10 + 512);
menu_bat = (char *)grub_memalign(512, cur_entry - script + 10 + 512); //对齐分配内存
if (menu_bat == NULL)
return 0;
// p = (char *)(((grub_size_t)menu_bat + 511) & ~511);
p = menu_bat;
grub_memmove (p, script, cur_entry - script);
grub_sprintf (cmd_add, "(md)%d+%d", (grub_size_t)p >> 9, ((cur_entry - script + 10 + 511) & ~511) >> 9);
command_func (cmd_add, BUILTIN_SCRIPT);
grub_free(menu_bat);
menu_bat = 0;
if (errnum >= 1000)
{
errnum=ERR_NONE;
return 0;
}
if (errnum && errorcheck)
goto ppp;
/* If any kernel is not loaded, just exit successfully. */
if (kernel_type == KERNEL_TYPE_NONE)
return 0; /* return to main menu. */
/* Otherwise, the command boot is run implicitly. */
grub_sprintf (cmd_add, "boot", 5);
run_line (cmd_add , BUILTIN_SCRIPT);
goto ppp;
}
while (1)
{
if (errnum == MAX_ERR_NUM)
{
errnum=ERR_NONE;
return 0;
}
if (errnum && errorcheck)
break;
old_entry = cur_entry;
while (*cur_entry++)
;
grub_memmove (heap, old_entry, (grub_size_t) cur_entry - (grub_size_t) old_entry);
if (! *heap)
{
/* If there is no more command in SCRIPT... */
/* If any kernel is not loaded, just exit successfully. */
if (kernel_type == KERNEL_TYPE_NONE)
return 0; /* return to main menu. */
/* Otherwise, the command boot is run implicitly. */
grub_memmove (heap, "boot", 5);
}
/* Find a builtin. */
builtin = find_command (heap);
if (! builtin)
{
grub_printf ("%s\n", old_entry);
continue;
}
run_line (heap , BUILTIN_SCRIPT);
if (! *old_entry) /* HEAP holds the implicit BOOT command */
break;
} /* while (1) */
ppp:
kernel_type = KERNEL_TYPE_NONE;
/* If a fallback entry is defined, don't prompt a user's intervention. */
if (fallback_entryno < 0)
{
print_error ();
grub_printf ("\nPress any key to continue...");
(void) getkey ();
}
errnum = ERR_NONE;
return 1; /* use fallback. */
}
void clear_delay_display (int entryno);
void
clear_delay_display (int entryno)
{
if (grub_timeout >= 0)
{
if (current_term->setcolorstate)
current_term->setcolorstate (COLOR_STATE_HELPTEXT);
if (current_term->flags & TERM_DUMB)
grub_putchar ('\r', 255);
if(timeout_x || timeout_y)
gotoxy (timeout_x,timeout_y);
else
{
if(!(menu_tab & 0x40))
gotoxy (MENU_BOX_E - 2, MENU_BOX_Y + entryno);
else
gotoxy (MENU_BOX_X - 1, MENU_BOX_Y + entryno);
}
if(timeout_color)
{
current_term->setcolorstate (COLOR_STATE_NORMAL);
if ((timeout_color & 0xffffffff00000000) == 0)
current_color_64bit = timeout_color | (current_color_64bit & 0xffffffff00000000);
else
current_color_64bit = timeout_color;
}
else if (current_term->setcolorstate)
current_term->setcolorstate (COLOR_STATE_HIGHLIGHT);
grub_printf(" ");
if (current_term->setcolorstate)
current_term->setcolorstate (COLOR_STATE_HELPTEXT);
grub_timeout = -1;
timeout_enable = 0;
fallback_entryno = -1;
if (! (current_term->flags & TERM_DUMB))
gotoxy (MENU_BOX_E, MENU_BOX_Y + entryno);
}
}
unsigned short beep_buf[256];
int new_menu;
int new_hotkey;
int color_counting;
int password_x;
unsigned char timeout_enable = 0;
int time0 = 0, time1 = 0;
static int fallbacked_entries;
static int old_c;
static int old_c_count;
static int old_c_count_end;
void timeout_refresh(void);
void timeout_refresh(void)
{
time0++;
if (time0 == 1000)
{
time0 = 0;
time1++;
}
}
static void run_menu (char *menu_entries, char *config_entries, /*int num_entries,*/ char *heap, int entryno);
static void
run_menu (char *menu_entries, char *config_entries, /*int num_entries,*/ char *heap, int entryno)
{
int i, /*time1,*/ time2 = -1, first_entry = 0;
unsigned short c;
char *cur_entry = 0;
char *pass_config = 0;
color_counting = 0;
/*
* Main loop for menu UI.
*/
if (password_buf)//Make sure that PASSWORD is NUL-terminated.
pass_config = wee_skip_to(password_buf,SKIP_WITH_TERMINATE);
/* clear keyboard buffer before boot */
while ((unsigned short)console_checkkey () == 0x000d);
restart1:
//clear temp_num when restart menu
temp_num = 0;
font_spacing = menu_font_spacing;
line_spacing = menu_line_spacing;
if (graphics_mode > 0xff) //含字符间隙时，需重新计算 2023-02-22
{
current_term->max_lines = current_y_resolution / (font_h + line_spacing);
current_term->chars_per_line = current_x_resolution / (font_w + font_spacing);
}
/* Dumb terminal always use all entries for display
invariant for TERM_DUMB: first_entry == 0 */
if (! (current_term->flags & TERM_DUMB))
{
if (entryno > MENU_BOX_H - 1)
{
first_entry += entryno - (MENU_BOX_H - 1);
entryno = MENU_BOX_H - 1;
}
}
/* If the timeout was expired or wasn't set, force to show the menu
interface. */
if (grub_timeout < 0)
show_menu = 1;
cls();
/* If SHOW_MENU is false, don't display the menu until a key-press. */
if (! show_menu)
{
/* Get current time. */
// while ((time1 = getrtsecs ()) == 0xFF)
// ;
if (grub_timeout >= 0)
timeout_enable = 1;
while (1)
{
/* Unhide the menu on any keypress. */
if ((i = checkkey ()) != (int)-1 /*&& ASCII_CHAR (getkey ()) == '\e'*/)
{
c = i;
if (silent_hiddenmenu > 1)
{
if (c != silent_hiddenmenu)
goto boot_entry;
if (password_buf)
{
if (check_password (password_buf, password_type))
{
grub_printf ("auth failed!\n");
grub_timeout = 5;
continue;
}
if (*pass_config)
{
strcpy(config_file,pass_config);
auth = 0;
return;
}
auth = 1;
}
}
grub_timeout = -1;
timeout_enable = 0;
show_menu = 1;
break;
}
/* If GRUB_TIMEOUT is expired, boot the default entry. */
if (grub_timeout >=0
// && (time1 = getrtsecs ()) != time2
&& time1 != time2
/* && time1 != 0xFF */)
{
if (grub_timeout <= 0)
{
// grub_timeout = -1;
goto boot_entry;
}
time2 = time1;
grub_timeout--;
/* Print a message. */
if (! silent_hiddenmenu)
{
grub_printf ("\rPress any key to enter the menu... %d ",
grub_timeout);
}
}
}
}
if (current_term->setcolorstate)
current_term->setcolorstate (COLOR_STATE_NORMAL);
setcursor (2);
cls(); //clear screen so splash image will work
if (animated_type)
animated_enable = animated_enable_backup;
/* Only display the menu if the user wants to see it. */
if (show_menu)
{
cls ();
if (!(menu_tab & 0x80))
init_page ();
if (graphics_inited && graphics_mode > 0xff)/*vbe mode call rectangle_func*/
{
unsigned long long col = current_color_64bit;
for (i=0; i<16; i++)
{
if (DrawBox[i].enable == 0)
continue;
current_color_64bit = DrawBox[i].color;
rectangle(DrawBox[i].start_x, DrawBox[i].start_y, DrawBox[i].horiz, DrawBox[i].vert, DrawBox[i].linewidth);
}
current_color_64bit = col;
}
if (num_string)
{
int j;
char y;
char *p;
unsigned long long current_color_64bit_back;
unsigned int current_color_back;
grub_u8_t c1;
for (j=0; j<16; j++)