diff options
Diffstat (limited to 'MdePkg')
| -rw-r--r-- | MdePkg/Include/Protocol/HiiConfigKeyword.h | 199 | ||||
| -rw-r--r-- | MdePkg/MdePkg.dec | 3 |
2 files changed, 202 insertions, 0 deletions
diff --git a/MdePkg/Include/Protocol/HiiConfigKeyword.h b/MdePkg/Include/Protocol/HiiConfigKeyword.h new file mode 100644 index 0000000000..f8fe19282c --- /dev/null +++ b/MdePkg/Include/Protocol/HiiConfigKeyword.h @@ -0,0 +1,199 @@ +/** @file
+ The file provides the mechanism to set and get the values
+ associated with a keyword exposed through a x-UEFI- prefixed
+ configuration language namespace.
+
+Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
+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 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.
+
+**/
+
+#ifndef __EFI_CONFIG_KEYWORD_HANDLER_H__
+#define __EFI_CONFIG_KEYWORD_HANDLER_H__
+
+#define EFI_CONFIG_KEYWORD_HANDLER_PROTOCOL_GUID \
+{ \
+ 0x0a8badd5, 0x03b8, 0x4d19, {0xb1, 0x28, 0x7b, 0x8f, 0x0e, 0xda, 0xa5, 0x96 } \
+}
+
+//***********************************************************
+// Progress Errors
+//***********************************************************
+#define KEYWORD_HANDLER_NO_ERROR 0x00000000
+#define KEYWORD_HANDLER_NAMESPACE_ID_NOT_FOUND 0x00000001
+#define KEYWORD_HANDLER_MALFORMED_STRING 0x00000002
+#define KEYWORD_HANDLER_KEYWORD_NOT_FOUND 0x00000004
+#define KEYWORD_HANDLER_INCOMPATIBLE_VALUE_DETECTED 0x00000008
+#define KEYWORD_HANDLER_ACCESS_NOT_PERMITTED 0x00000010
+#define KEYWORD_HANDLER_UNDEFINED_PROCESSING_ERROR 0x80000000
+
+typedef struct _EFI_CONFIG_KEYWORD_HANDLER_PROTOCOL EFI_CONFIG_KEYWORD_HANDLER_PROTOCOL;
+
+/**
+
+ This function accepts a <MultiKeywordResp> formatted string, finds the associated
+ keyword owners, creates a <MultiConfigResp> string from it and forwards it to the
+ EFI_HII_ROUTING_PROTOCOL.RouteConfig function.
+
+ If there is an issue in resolving the contents of the KeywordString, then the
+ function returns an error and also sets the Progress and ProgressErr with the
+ appropriate information about where the issue occurred and additional data about
+ the nature of the issue.
+
+ In the case when KeywordString containing multiple keywords, when an EFI_NOT_FOUND
+ error is generated during processing the second or later keyword element, the system
+ storage associated with earlier keywords is not modified. All elements of the
+ KeywordString must successfully pass all tests for format and access prior to making
+ any modifications to storage.
+
+ In the case when EFI_DEVICE_ERROR is returned from the processing of a KeywordString
+ containing multiple keywords, the state of storage associated with earlier keywords
+ is undefined.
+
+
+ @param This Pointer to the EFI_KEYWORD_HANDLER _PROTOCOL instance.
+
+ @param KeywordString A null-terminated string in <MultiKeywordResp> format.
+
+ @param Progress On return, points to a character in the KeywordString.
+ Points to the string's NULL terminator if the request
+ was successful. Points to the most recent '&' before
+ the first failing string element if the request was
+ not successful.
+
+ @param ProgressErr If during the processing of the KeywordString there was
+ a failure, this parameter gives additional information
+ about the possible source of the problem. The various
+ errors are defined in "Related Definitions" below.
+
+
+ @retval EFI_SUCCESS The specified action was completed successfully.
+
+ @retval EFI_INVALID_PARAMETER One or more of the following are TRUE:
+ 1. KeywordString is NULL.
+ 2. Parsing of the KeywordString resulted in an
+ error. See Progress and ProgressErr for more data.
+
+ @retval EFI_NOT_FOUND An element of the KeywordString was not found.
+ See ProgressErr for more data.
+
+ @retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.
+ See ProgressErr for more data.
+
+ @retval EFI_ACCESS_DENIED The action violated system policy. See ProgressErr
+ for more data.
+
+ @retval EFI_DEVICE_ERROR An unexpected system error occurred. See ProgressErr
+ for more data.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_CONFIG_KEYWORD_HANDLER_SET_DATA) (
+ IN EFI_CONFIG_KEYWORD_HANDLER_PROTOCOL *This,
+ IN CONST EFI_STRING KeywordString,
+ OUT EFI_STRING *Progress,
+ OUT UINT32 *ProgressErr
+ );
+
+
+/**
+
+ This function accepts a <MultiKeywordRequest> formatted string, finds the underlying
+ keyword owners, creates a <MultiConfigRequest> string from it and forwards it to the
+ EFI_HII_ROUTING_PROTOCOL.ExtractConfig function.
+
+ If there is an issue in resolving the contents of the KeywordString, then the function
+ returns an EFI_INVALID_PARAMETER and also set the Progress and ProgressErr with the
+ appropriate information about where the issue occurred and additional data about the
+ nature of the issue.
+
+ In the case when KeywordString is NULL, or contains multiple keywords, or when
+ EFI_NOT_FOUND is generated while processing the keyword elements, the Results string
+ contains values returned for all keywords processed prior to the keyword generating the
+ error but no values for the keyword with error or any following keywords.
+
+
+ @param This Pointer to the EFI_KEYWORD_HANDLER _PROTOCOL instance.
+
+ @param NameSpaceId A null-terminated string containing the platform configuration
+ language to search through in the system. If a NULL is passed
+ in, then it is assumed that any platform configuration language
+ with the prefix of "x-UEFI-" are searched.
+
+ @param KeywordString A null-terminated string in <MultiKeywordRequest> format. If a
+ NULL is passed in the KeywordString field, all of the known
+ keywords in the system for the NameSpaceId specified are
+ returned in the Results field.
+
+ @param Progress On return, points to a character in the KeywordString. Points
+ to the string's NULL terminator if the request was successful.
+ Points to the most recent '&' before the first failing string
+ element if the request was not successful.
+
+ @param ProgressErr If during the processing of the KeywordString there was a
+ failure, this parameter gives additional information about the
+ possible source of the problem. See the definitions in SetData()
+ for valid value definitions.
+
+ @param Results A null-terminated string in <MultiKeywordResp> format is returned
+ which has all the values filled in for the keywords in the
+ KeywordString. This is a callee-allocated field, and must be freed
+ by the caller after being used.
+
+ @retval EFI_SUCCESS The specified action was completed successfully.
+
+ @retval EFI_INVALID_PARAMETER One or more of the following are TRUE:
+ 1.Progress, ProgressErr, or Resuts is NULL.
+ 2.Parsing of the KeywordString resulted in an error. See
+ Progress and ProgressErr for more data.
+
+
+ @retval EFI_NOT_FOUND An element of the KeywordString was not found. See
+ ProgressErr for more data.
+
+ @retval EFI_NOT_FOUND The NamespaceId specified was not found. See ProgressErr
+ for more data.
+
+ @retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated. See
+ ProgressErr for more data.
+
+ @retval EFI_ACCESS_DENIED The action violated system policy. See ProgressErr for
+ more data.
+
+ @retval EFI_DEVICE_ERROR An unexpected system error occurred. See ProgressErr
+ for more data.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_CONFIG_KEYWORD_HANDLER_GET_DATA) (
+ IN EFI_CONFIG_KEYWORD_HANDLER_PROTOCOL *This,
+ IN CONST EFI_STRING NameSpaceId, OPTIONAL
+ IN CONST EFI_STRING KeywordString, OPTIONAL
+ OUT EFI_STRING *Progress,
+ OUT UINT32 *ProgressErr,
+ OUT EFI_STRING *Results
+ );
+
+///
+/// The EFI_CONFIG_KEYWORD_HANDLER_PROTOCOL provides the mechanism
+/// to set and get the values associated with a keyword exposed
+/// through a x-UEFI- prefixed configuration language namespace
+///
+
+struct _EFI_CONFIG_KEYWORD_HANDLER_PROTOCOL {
+ EFI_CONFIG_KEYWORD_HANDLER_SET_DATA SetData;
+ EFI_CONFIG_KEYWORD_HANDLER_GET_DATA GetData;
+};
+
+extern EFI_GUID gEfiConfigKeywordHandlerProtocolGuid;
+
+#endif
+
diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec index fbcf4017d8..a9bbc3d131 100644 --- a/MdePkg/MdePkg.dec +++ b/MdePkg/MdePkg.dec @@ -1502,6 +1502,9 @@ ## Include/Protocol/BootManagerPolicy.h
gEfiBootManagerPolicyProtocolGuid = { 0xfedf8e0c, 0xe147, 0x11e3, { 0x99, 0x03, 0xb8, 0xe8, 0x56, 0x2c, 0xba, 0xfa }}
+ ## Include/Protocol/HiiConfigKeyword.h
+ gEfiConfigKeywordHandlerProtocolGuid = {0x0a8badd5, 0x03b8, 0x4d19, {0xb1, 0x28, 0x7b, 0x8f, 0x0e, 0xda, 0xa5, 0x96}}
+
#
# [Error.gEfiMdePkgTokenSpaceGuid]
# 0x80000001 | Invalid value provided.
|