diff options
Diffstat (limited to 'ShellPkg/Library/UefiShellCEntryLib')
| -rw-r--r-- | ShellPkg/Library/UefiShellCEntryLib/UefiShellCEntryLib.c | 82 | ||||
| -rw-r--r-- | ShellPkg/Library/UefiShellCEntryLib/UefiShellCEntryLib.inf | 47 |
2 files changed, 129 insertions, 0 deletions
diff --git a/ShellPkg/Library/UefiShellCEntryLib/UefiShellCEntryLib.c b/ShellPkg/Library/UefiShellCEntryLib/UefiShellCEntryLib.c new file mode 100644 index 0000000000..0ce5271f22 --- /dev/null +++ b/ShellPkg/Library/UefiShellCEntryLib/UefiShellCEntryLib.c @@ -0,0 +1,82 @@ +/** @file
+ Provides application point extension for "C" style main funciton
+
+Copyright (c) 2009, Intel Corporation
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <Base.h>
+
+#include <Protocol/SimpleFileSystem.h>
+#include <Protocol/EfiShellInterface.h>
+#include <Protocol/EfiShellParameters.h>
+
+#include <Library/DebugLib.h>
+
+INT32
+EFIAPI
+main(
+ UINTN Argc,
+ CHAR16 **Argv
+);
+
+EFI_STATUS
+EFIAPI
+ShellCEntryLib(
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ ){
+ INT32 ReturnFromMain;
+ EFI_SHELL_PARAMETERS_PROTOCOL *EfiShellParametersProtocol;
+ EFI_SHELL_INTERFACE *EfiShellInterface;
+ EFI_STATUS Status;
+
+ ReturnFromMain = -1;
+ EfiShellParametersProtocol = NULL;
+ EfiShellInterface = NULL;
+
+ Status = SystemTable->BootServices->OpenProtocol(ImageHandle,
+ &gEfiShellParametersProtocolGuid,
+ (VOID **)&EfiShellParametersProtocol,
+ ImageHandle,
+ NULL,
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL
+ );
+ if (!EFI_ERROR(Status)) {
+ //
+ // use shell 2.0 interface
+ //
+ ReturnFromMain = main(EfiShellInterface->Argc, EfiShellInterface->Argv);
+ } else {
+ //
+ // try to get shell 1.0 interface instead.
+ //
+ Status = SystemTable->BootServices->OpenProtocol(ImageHandle,
+ &gEfiShellInterfaceGuid,
+ (VOID **)&EfiShellInterface,
+ ImageHandle,
+ NULL,
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL
+ );
+ if (!EFI_ERROR(Status)) {
+ //
+ // use shell 1.0 interface
+ //
+ ReturnFromMain = main(EfiShellParametersProtocol->Argc, EfiShellParametersProtocol->Argv);
+ } else {
+ ASSERT(FALSE);
+ }
+ }
+ if (ReturnFromMain == 0) {
+ return (EFI_SUCCESS);
+ } else {
+ return (EFI_UNSUPPORTED);
+ }
+}
diff --git a/ShellPkg/Library/UefiShellCEntryLib/UefiShellCEntryLib.inf b/ShellPkg/Library/UefiShellCEntryLib/UefiShellCEntryLib.inf new file mode 100644 index 0000000000..15a744ff88 --- /dev/null +++ b/ShellPkg/Library/UefiShellCEntryLib/UefiShellCEntryLib.inf @@ -0,0 +1,47 @@ +#/** @file
+# Provides interface to shell functionality for shell commands and applications.
+#
+# Copyright (c) 2006 - 2009, Intel Corporation.
+#
+# All rights reserved. This program and the accompanying materials
+# are licensed and made available under the terms and conditions of the BSD License
+# which accompanies this distribution. The full text of the license may be found at
+# http://opensource.org/licenses/bsd-license.php
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+#
+#**/
+
+[Defines]
+ INF_VERSION = 0x00010006
+ BASE_NAME = UefiShellCEntryLib
+ FILE_GUID = 0e205c8a-8586-4dec-9f5c-4f9e394aefe8
+ MODULE_TYPE = UEFI_DRIVER
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = ShellCEntryLib|UEFI_APPLICATION
+
+#
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC
+#
+
+[Sources.common]
+ UefiShellCEntryLib.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ ShellPkg/ShellPkg.dec
+
+[LibraryClasses]
+ UefiApplicationEntryPoint
+ DebugLib
+
+
+[Protocols]
+ gEfiShellParametersProtocolGuid # ALWAYS_CONSUMED
+ gEfiShellInterfaceGuid # SOMETIMES_CONSUMED
+
+[Guids]
+
+[Pcd.common]
+
|