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Add new HiiLib API HiiCreateGotoExOpCode() to create UEFI231 IFR REF, REF2, REF3, and REF4 opcode.

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Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Eric Dong <dong.eric@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14146 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lgao4 2013-02-27 02:37:27 +00:00
parent 935efc217f
commit e8654a1a1a
2 changed files with 120 additions and 1 deletions
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45
MdeModulePkg/Include/Library/HiiLib.h
View File

@ -1,7 +1,7 @@
/** @file /** @file
Public include file for the HII Library Public include file for the HII Library
Copyright (c) 2007 - 2011, Intel Corporation. All rights reserved.<BR> Copyright (c) 2007 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available under This program and the accompanying materials are licensed and made available under
the terms and conditions of the BSD License that accompanies this distribution. the terms and conditions of the BSD License that accompanies this distribution.
The full text of the license may be found at The full text of the license may be found at
@ -679,6 +679,49 @@ HiiCreateGotoOpCode (
IN EFI_QUESTION_ID QuestionId IN EFI_QUESTION_ID QuestionId
); );
/**
Create EFI_IFR_REF_OP, EFI_IFR_REF2_OP, EFI_IFR_REF3_OP and EFI_IFR_REF4_OP opcode.
When RefDevicePath is not zero, EFI_IFR_REF4 opcode will be created.
When RefDevicePath is zero and RefFormSetId is not NULL, EFI_IFR_REF3 opcode will be created.
When RefDevicePath is zero, RefFormSetId is NULL and RefQuestionId is not zero, EFI_IFR_REF2 opcode will be created.
When RefDevicePath is zero, RefFormSetId is NULL and RefQuestionId is zero, EFI_IFR_REF opcode will be created.
If OpCodeHandle is NULL, then ASSERT().
If any reserved bits are set in QuestionFlags, then ASSERT().
@param[in] OpCodeHandle The handle to the buffer of opcodes.
@param[in] RefFormId The Destination Form ID.
@param[in] Prompt The string ID for Prompt.
@param[in] Help The string ID for Help.
@param[in] QuestionFlags The flags in Question Header
@param[in] QuestionId Question ID.
@param[in] RefQuestionId The question on the form to which this link is referring.
If its value is zero, then the link refers to the top of the form.
@param[in] RefFormSetId The form set to which this link is referring. If its value is NULL, and RefDevicePath is
zero, then the link is to the current form set.
@param[in] RefDevicePath The string identifier that specifies the string containing the text representation of
the device path to which the form set containing the form specified by FormId.
If its value is zero, then the link refers to the current page.
@retval NULL There is not enough space left in Buffer to add the opcode.
@retval Other A pointer to the created opcode.
**/
UINT8 *
EFIAPI
HiiCreateGotoExOpCode (
IN VOID *OpCodeHandle,
IN EFI_FORM_ID RefFormId,
IN EFI_STRING_ID Prompt,
IN EFI_STRING_ID Help,
IN UINT8 QuestionFlags,
IN EFI_QUESTION_ID QuestionId,
IN EFI_QUESTION_ID RefQuestionId,
IN EFI_GUID *RefFormSetId, OPTIONAL
IN EFI_STRING_ID RefDevicePath
);
/** /**
Create EFI_IFR_CHECKBOX_OP opcode. Create EFI_IFR_CHECKBOX_OP opcode.

76
MdeModulePkg/Library/UefiHiiLib/HiiLib.c
View File

@ -2858,6 +2858,82 @@ HiiCreateGotoOpCode (
return InternalHiiCreateOpCode (OpCodeHandle, &OpCode, EFI_IFR_REF_OP, sizeof (OpCode)); return InternalHiiCreateOpCode (OpCodeHandle, &OpCode, EFI_IFR_REF_OP, sizeof (OpCode));
} }
/**
Create EFI_IFR_REF_OP, EFI_IFR_REF2_OP, EFI_IFR_REF3_OP and EFI_IFR_REF4_OP opcode.
When RefDevicePath is not zero, EFI_IFR_REF4 opcode will be created.
When RefDevicePath is zero and RefFormSetId is not NULL, EFI_IFR_REF3 opcode will be created.
When RefDevicePath is zero, RefFormSetId is NULL and RefQuestionId is not zero, EFI_IFR_REF2 opcode will be created.
When RefDevicePath is zero, RefFormSetId is NULL and RefQuestionId is zero, EFI_IFR_REF opcode will be created.
If OpCodeHandle is NULL, then ASSERT().
If any reserved bits are set in QuestionFlags, then ASSERT().
@param[in] OpCodeHandle The handle to the buffer of opcodes.
@param[in] RefFormId The Destination Form ID.
@param[in] Prompt The string ID for Prompt.
@param[in] Help The string ID for Help.
@param[in] QuestionFlags The flags in Question Header
@param[in] QuestionId Question ID.
@param[in] RefQuestionId The question on the form to which this link is referring.
If its value is zero, then the link refers to the top of the form.
@param[in] RefFormSetId The form set to which this link is referring. If its value is NULL, and RefDevicePath is
zero, then the link is to the current form set.
@param[in] RefDevicePath The string identifier that specifies the string containing the text representation of
the device path to which the form set containing the form specified by FormId.
If its value is zero, then the link refers to the current page.
@retval NULL There is not enough space left in Buffer to add the opcode.
@retval Other A pointer to the created opcode.
**/
UINT8 *
EFIAPI
HiiCreateGotoExOpCode (
IN VOID *OpCodeHandle,
IN EFI_FORM_ID RefFormId,
IN EFI_STRING_ID Prompt,
IN EFI_STRING_ID Help,
IN UINT8 QuestionFlags,
IN EFI_QUESTION_ID QuestionId,
IN EFI_QUESTION_ID RefQuestionId,
IN EFI_GUID *RefFormSetId, OPTIONAL
IN EFI_STRING_ID RefDevicePath
)
{
EFI_IFR_REF4 OpCode;
UINTN OpCodeSize;
ASSERT ((QuestionFlags & (~(EFI_IFR_FLAG_READ_ONLY | EFI_IFR_FLAG_CALLBACK | EFI_IFR_FLAG_RESET_REQUIRED))) == 0);
ZeroMem (&OpCode, sizeof (OpCode));
OpCode.Question.Header.Prompt = Prompt;
OpCode.Question.Header.Help = Help;
OpCode.Question.QuestionId = QuestionId;
OpCode.Question.Flags = QuestionFlags;
OpCode.FormId = RefFormId;
OpCode.QuestionId = RefQuestionId;
OpCode.DevicePath = RefDevicePath;
if (RefFormSetId != NULL) {
CopyMem (&OpCode.FormSetId, RefFormSetId, sizeof (OpCode.FormSetId));
}
//
// Cacluate OpCodeSize based on the input Ref value.
// Try to use the small OpCode to save size.
//
OpCodeSize = sizeof (EFI_IFR_REF);
if (RefDevicePath != 0) {
OpCodeSize = sizeof (EFI_IFR_REF4);
} else if (RefFormSetId != NULL) {
OpCodeSize = sizeof (EFI_IFR_REF3);
} else if (RefQuestionId != 0) {
OpCodeSize = sizeof (EFI_IFR_REF2);
}
return InternalHiiCreateOpCode (OpCodeHandle, &OpCode, EFI_IFR_REF_OP, OpCodeSize);
}
/** /**
Create EFI_IFR_CHECKBOX_OP opcode. Create EFI_IFR_CHECKBOX_OP opcode.