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Auto use memdisk/grub2/wimboot mode if the ISO file name has _VTMEMDISK/_VTGRUB2/_VTWIMBOOT suffix. (e.g. ubuntu-22.04-desktop-amd64_VTGRUB2.iso)

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This commit is contained in:
longpanda
2022-06-08 10:15:56 +08:00
parent bf2517bb25
commit 1c0b4ee903
2 changed files with 89 additions and 19 deletions
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78
GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_cmd.c
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@@ -3715,20 +3715,70 @@ static grub_err_t ventoy_cmd_dump_persistence(grub_extcmd_context_t ctxt, int ar
return 0;
}
static int ventoy_check_mode_by_name(char *filename, const char *suffix)
{
int i;
int len1;
int len2;
len1 = (int)grub_strlen(filename);
len2 = (int)grub_strlen(suffix);
if (len1 <= len2)
{
return 0;
}
for (i = len1 - 1; i >= 0; i--)
{
if (filename[i] == '.')
{
break;
}
}
if (i < len2 + 1)
{
return 0;
}
if (filename[i - len2 - 1] != '_')
{
return 0;
}
if (grub_strncasecmp(filename + (i - len2), suffix, len2) == 0)
{
return 1;
}
return 0;
}
static grub_err_t ventoy_cmd_check_mode(grub_extcmd_context_t ctxt, int argc, char **args)
{
(void)ctxt;
(void)argc;
(void)args;
if (argc != 1)
if (argc != 1 && argc != 2)
{
return 1;
}
if (args[0][0] == '0')
{
return g_ventoy_memdisk_mode ? 0 : 1;
if (g_ventoy_memdisk_mode)
{
return 0;
}
if (argc == 2 && ventoy_check_mode_by_name(args[1], "vtmemdisk"))
{
return 0;
}
return 1;
}
else if (args[0][0] == '1')
{
@@ -3740,11 +3790,31 @@ static grub_err_t ventoy_cmd_check_mode(grub_extcmd_context_t ctxt, int argc, ch
}
else if (args[0][0] == '3')
{
return g_ventoy_grub2_mode ? 0 : 1;
if (g_ventoy_grub2_mode)
{
return 0;
}
if (argc == 2 && ventoy_check_mode_by_name(args[1], "vtgrub2"))
{
return 0;
}
return 1;
}
else if (args[0][0] == '4')
{
return g_ventoy_wimboot_mode ? 0 : 1;
if (g_ventoy_wimboot_mode)
{
return 0;
}
if (argc == 2 && ventoy_check_mode_by_name(args[1], "vtwimboot"))
{
return 0;
}
return 1;
}
return 1;