diff options
| author | Konstantin Aladyshev <aladyshev22@gmail.com> | 2021-07-12 15:28:51 +0300 |
|---|---|---|
| committer | Konstantin Aladyshev <aladyshev22@gmail.com> | 2021-07-12 15:34:20 +0300 |
| commit | ea49e59ed0fc50085716e55d66395b6afef8a554 (patch) | |
| tree | 91089f5b20ede7ee53f7f613b2d5eb72a23a1017 /UefiLessonsPkg/SimpleClassUser | |
| parent | f980e8c1e946285a212fad287164b0c9ef3b1625 (diff) | |
| download | UEFI-Lessons-ea49e59ed0fc50085716e55d66395b6afef8a554.tar.gz UEFI-Lessons-ea49e59ed0fc50085716e55d66395b6afef8a554.tar.bz2 UEFI-Lessons-ea49e59ed0fc50085716e55d66395b6afef8a554.zip | |
Update UefiLessonsPkg
Signed-off-by: Konstantin Aladyshev <aladyshev22@gmail.com>
Diffstat (limited to 'UefiLessonsPkg/SimpleClassUser')
| -rw-r--r-- | UefiLessonsPkg/SimpleClassUser/SimpleClassUser.c | 67 | ||||
| -rw-r--r-- | UefiLessonsPkg/SimpleClassUser/SimpleClassUser.inf | 22 |
2 files changed, 89 insertions, 0 deletions
diff --git a/UefiLessonsPkg/SimpleClassUser/SimpleClassUser.c b/UefiLessonsPkg/SimpleClassUser/SimpleClassUser.c new file mode 100644 index 0000000..bd3ac1d --- /dev/null +++ b/UefiLessonsPkg/SimpleClassUser/SimpleClassUser.c @@ -0,0 +1,67 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +#include <Protocol/SimpleClass.h> + +EFI_STATUS +EFIAPI +UefiMain ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + UINTN HandleCount; + EFI_HANDLE* HandleBuffer; + UINTN Index; + SIMPLE_CLASS_PROTOCOL* SimpleClass; + + EFI_STATUS Status = gBS->LocateHandleBuffer ( + ByProtocol, + &gSimpleClassProtocolGuid, + NULL, + &HandleCount, + &HandleBuffer + ); + if (EFI_ERROR (Status)) { + Print(L"Error! Can't find any handle with gSimpleClassProtocolGuid: %r\n", Status); + return Status; + } + + for (Index = 0; Index < HandleCount; Index++) { + Print(L"Handle = %p\n", HandleBuffer[Index]); + Status = gBS->OpenProtocol( + HandleBuffer[Index], + &gSimpleClassProtocolGuid, + (VOID **)&SimpleClass, + ImageHandle, + NULL, + EFI_OPEN_PROTOCOL_GET_PROTOCOL + ); + + if (!EFI_ERROR(Status)) { + UINTN Number; + + Status = SimpleClass->GetNumber(&Number); + if (!EFI_ERROR(Status)) { + Print(L"Number before=%d\n", Number); + } else { + Print(L"Error! Can't get number: %r\n", Status); + } + + Status = SimpleClass->SetNumber(Number+5); + if (EFI_ERROR(Status)) + Print(L"Error! Can't set number: %r\n", Status); + + Status = SimpleClass->GetNumber(&Number); + if (!EFI_ERROR(Status)) { + Print(L"Number after=%d\n", Number); + } else { + Print(L"Error! Can't get number: %r\n", Status); + } + } else { + Print(L"Error! Can't open SimpleClass protocol: %r\n", Status); + } + } + + return Status; +} diff --git a/UefiLessonsPkg/SimpleClassUser/SimpleClassUser.inf b/UefiLessonsPkg/SimpleClassUser/SimpleClassUser.inf new file mode 100644 index 0000000..cb57e68 --- /dev/null +++ b/UefiLessonsPkg/SimpleClassUser/SimpleClassUser.inf @@ -0,0 +1,22 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = SimpleClassUser + FILE_GUID = 466eed70-8def-44ea-9fb4-9012b266ec8c + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = UefiMain + +[Sources] + SimpleClassUser.c + +[Packages] + MdePkg/MdePkg.dec + UefiLessonsPkg/UefiLessonsPkg.dec + +[Protocols] + gSimpleClassProtocolGuid + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + |