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[PXEXT] Add FILE_API_CHECK API function

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Add FILE_API_CHECK to the PXEXT API so the NBP can query the
availability and status of the API.
This commit is contained in:
H. Peter Anvin
2008-03-26 15:10:56 -07:00
parent 83617e5b1c
commit d62e89d776
4 changed files with 67 additions and 0 deletions
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1
src/include/pxe.h
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@@ -64,6 +64,7 @@ union u_PXENV_ANY {
struct s_PXENV_FILE_READ file_read;
struct s_PXENV_GET_FILE_SIZE get_file_size;
struct s_PXENV_FILE_EXEC file_exec;
struct s_PXENV_FILE_API_CHECK file_api_check;
};
typedef union u_PXENV_ANY PXENV_ANY_t;

26
src/include/pxe_api.h
View File

@@ -1706,6 +1706,32 @@ extern PXENV_EXIT_t pxenv_file_exec ( struct s_PXENV_FILE_EXEC *file_exec );
/** @} */ /* pxenv_file_exec */
/** @defgroup pxenv_file_api_check PXENV_FILE_API_CHECK
*
* FILE API CHECK
*
* @{
*/
/** PXE API function code for pxenv_file_api_check() */
#define PXENV_FILE_API_CHECK 0x00e6
/** Parameter block for pxenv_file_api_check() */
struct s_PXENV_FILE_API_CHECK {
PXENV_STATUS_t Status; /**< PXE status code */
UINT16_t Size; /**< Size of structure */
UINT32_t Magic; /**< Magic number */
UINT32_t Provider; /**< Implementation identifier */
UINT32_t APIMask; /**< Supported API functions */
UINT32_t Flags; /**< Reserved for the future */
} PACKED;
typedef struct s_PXENV_FILE_API_CHECK PXENV_FILE_API_CHECK_t;
extern PXENV_EXIT_t pxenv_file_api_check ( struct s_PXENV_FILE_API_CHECK *file_api_check );
/** @} */ /* pxenv_file_api_check */
/** @} */ /* pxe_file_api */
/** @defgroup pxe_loader_api PXE Loader API