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| author | Steve McIntyre <steve@einval.com> | 2021-03-23 23:49:46 +0000 |
|---|---|---|
| committer | Steve McIntyre <steve@einval.com> | 2021-03-23 23:49:46 +0000 |
| commit | 1251a7ba86fc40a6aad8b4fecdbca2b61808d9fa (patch) | |
| tree | 2125fda549aaca55cb49a48d54be77dec7fbf3df /gnu-efi/apps/printenv.c | |
| parent | 85b409232ce89b34626df9d72abedf5d4f5ccef6 (diff) | |
| parent | 031e5cce385d3f96b1caa1d53495332a7eb03749 (diff) | |
| download | efi-boot-shim-debian/15.3-1.tar.gz efi-boot-shim-debian/15.3-1.zip | |
Update upstream source from tag 'upstream/15.3'debian/15.3-1
Update to upstream version '15.3'
with Debian dir 1b484f1c1ac270604a5a1451b34de4b0865c6211
Diffstat (limited to 'gnu-efi/apps/printenv.c')
| -rw-r--r-- | gnu-efi/apps/printenv.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/gnu-efi/apps/printenv.c b/gnu-efi/apps/printenv.c new file mode 100644 index 00000000..6341e406 --- /dev/null +++ b/gnu-efi/apps/printenv.c @@ -0,0 +1,32 @@ +#include <efi.h> +#include <efilib.h> + +EFI_STATUS +efi_main (EFI_HANDLE image, EFI_SYSTEM_TABLE *systab) +{ + EFI_STATUS status; + CHAR16 name[256], *val, fmt[20]; + EFI_GUID vendor; + UINTN size; + + InitializeLib(image, systab); + + name[0] = 0; + vendor = NullGuid; + + Print(L"GUID Variable Name Value\n"); + Print(L"=================================== ==================== ========\n"); + + StrCpy(fmt, L"%.-35g %.-20s %s\n"); + while (1) { + size = sizeof(name); + status = uefi_call_wrapper(RT->GetNextVariableName, 3, &size, name, &vendor); + if (status != EFI_SUCCESS) + break; + + val = LibGetVariable(name, &vendor); + Print(fmt, &vendor, name, val); + FreePool(val); + } + return EFI_SUCCESS; +} |