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| author | Matthew Garrett <mjg@redhat.com> | 2012-10-23 13:01:25 -0400 |
|---|---|---|
| committer | Matthew Garrett <mjg@redhat.com> | 2012-10-23 13:01:25 -0400 |
| commit | d5a2d9ea083f329f71a9cc5c3aac45b60fa60b93 (patch) | |
| tree | a0314a0fd5389ac7fa4c53b9ef6fe299310a0215 /shim.c | |
| parent | 3a5933619965b4ba8c3aa0e3abbb4755bb80dc78 (diff) | |
| download | efi-boot-shim-d5a2d9ea083f329f71a9cc5c3aac45b60fa60b93.tar.gz efi-boot-shim-d5a2d9ea083f329f71a9cc5c3aac45b60fa60b93.zip | |
Clean up checks for MokManager entry
Add a helper function and tidy up the calls for getting into MokManager
Diffstat (limited to 'shim.c')
| -rw-r--r-- | shim.c | 32 |
1 files changed, 15 insertions, 17 deletions
@@ -1035,32 +1035,30 @@ done: return efi_status; } -EFI_STATUS check_mok_request(EFI_HANDLE image_handle) +static BOOLEAN check_var(CHAR16 *varname) { + EFI_STATUS efi_status; EFI_GUID shim_lock_guid = SHIM_LOCK_GUID; - EFI_STATUS moknew_status, moksb_status, mokpw_status, efi_status; UINTN size = sizeof(UINT32); UINT32 MokVar; UINT32 attributes; - moknew_status = uefi_call_wrapper(RT->GetVariable, 5, L"MokNew", - &shim_lock_guid, &attributes, - &size, (void *)&MokVar); + efi_status = uefi_call_wrapper(RT->GetVariable, 5, varname, + &shim_lock_guid, &attributes, + &size, (void *)&MokVar); - moksb_status = uefi_call_wrapper(RT->GetVariable, 5, L"MokSB", - &shim_lock_guid, &attributes, - &size, (void *)&MokVar); + if (efi_status == EFI_SUCCESS || efi_status == EFI_BUFFER_TOO_SMALL) + return TRUE; + + return FALSE; +} - mokpw_status = uefi_call_wrapper(RT->GetVariable, 5, L"MokPW", - &shim_lock_guid, &attributes, - &size, (void *)&MokVar); +EFI_STATUS check_mok_request(EFI_HANDLE image_handle) +{ + EFI_STATUS efi_status; - if (moknew_status == EFI_SUCCESS || - moknew_status == EFI_BUFFER_TOO_SMALL || - moksb_status == EFI_SUCCESS || - moksb_status == EFI_BUFFER_TOO_SMALL || - mokpw_status == EFI_SUCCESS || - mokpw_status == EFI_BUFFER_TOO_SMALL) { + if (check_var(L"MokNew") || check_var(L"MokSB") || + check_var(L"MokPW") || check_var(L"MokAuth")) { efi_status = start_image(image_handle, MOK_MANAGER); if (efi_status != EFI_SUCCESS) { |