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Fix the "Unsupported vtoy type unknown" error when boot a VDI file created by VirtualBox 7.x

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This commit is contained in:
longpanda 2025-02-12 23:00:27 +08:00
parent ee994a0569
commit f7e6bbc70c
2 changed files with 20 additions and 6 deletions
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3
GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_def.h
View File

@ -861,7 +861,8 @@ typedef struct vhd_footer_t
grub_uint8_t savedst; // Saved state
}vhd_footer_t;
#define VDI_IMAGE_FILE_INFO "<<< Oracle VM VirtualBox Disk Image >>>\n"
#define VDI_IMAGE_FILE_INFO "<<< Oracle VM VirtualBox Disk Image >>>\n"
#define VDI_IMAGE_FILE_INFO2 "<<< Oracle VirtualBox Disk Image >>>\n"
/** Image signature. */
#define VDI_IMAGE_SIGNATURE (0xbeda107f)

23
GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_vhd.c
View File

@ -536,12 +536,25 @@ grub_err_t ventoy_cmd_get_vtoy_type(grub_extcmd_context_t ctxt, int argc, char *
{
grub_file_seek(file, 0);
grub_file_read(file, &vdihdr, sizeof(vdihdr));
if (vdihdr.u32Signature == VDI_IMAGE_SIGNATURE &&
grub_strncmp(vdihdr.szFileInfo, VDI_IMAGE_FILE_INFO, grub_strlen(VDI_IMAGE_FILE_INFO)) == 0)
if (vdihdr.u32Signature == VDI_IMAGE_SIGNATURE)
{
offset = 2 * 1048576;
g_img_trim_head_secnum = offset / 512;
grub_snprintf(type, sizeof(type), "vdi");
if (grub_strncmp(vdihdr.szFileInfo, VDI_IMAGE_FILE_INFO, grub_strlen(VDI_IMAGE_FILE_INFO)) == 0)
{
offset = 2 * 1048576;
g_img_trim_head_secnum = offset / 512;
debug("VDI V1\n");
}
else if (grub_strncmp(vdihdr.szFileInfo, VDI_IMAGE_FILE_INFO2, grub_strlen(VDI_IMAGE_FILE_INFO2)) == 0)
{
offset = 2 * 1048576;
g_img_trim_head_secnum = offset / 512;
debug("VDI V2\n");
}
else
{
debug("invalid file info <%s>\n", vdihdr.szFileInfo);
}
}
else
{
@ -568,7 +581,7 @@ grub_err_t ventoy_cmd_get_vtoy_type(grub_extcmd_context_t ctxt, int argc, char *
if (gpt->MBR.Byte55 != 0x55 || gpt->MBR.ByteAA != 0xAA)
{
grub_env_set(args[1], "unknown");
debug("invalid mbr signature: 0x%x 0x%x\n", gpt->MBR.Byte55, gpt->MBR.ByteAA);
debug("invalid mbr signature: 0x%x 0x%x offset=%d\n", gpt->MBR.Byte55, gpt->MBR.ByteAA, offset);
goto end;
}