[mirror_edk2.git] / EdkModulePkg / Core / Dxe / Image.h

/*++\r
\r
Copyright (c) 2006, Intel Corporation\r
All rights reserved. This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution.  The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php\r
\r
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
Module Name:\r
\r
  Image.h\r
\r
Abstract:\r
\r
Revision History\r
\r
--*/\r
\r
\r
#ifndef _IMAGE_H_\r
#define _IMAGE_H_\r
\r
\r
\r
#define LOADED_IMAGE_PRIVATE_DATA_SIGNATURE   EFI_SIGNATURE_32('l','d','r','i')\r
\r
typedef struct {\r
    UINTN                       Signature;\r
    EFI_HANDLE                  Handle;         // Image handle\r
    UINTN                       Type;           // Image type\r
\r
    BOOLEAN                     Started;        // If entrypoint has been called\r
\r
    EFI_IMAGE_ENTRY_POINT       EntryPoint;     // The image's entry point\r
    EFI_LOADED_IMAGE_PROTOCOL   Info;           // loaded image protocol\r
\r
    EFI_PHYSICAL_ADDRESS        ImageBasePage;  // Location in memory\r
    UINTN                       NumberOfPages;  // Number of pages\r
\r
    CHAR8                       *FixupData;     // Original fixup data\r
\r
    EFI_TPL                     Tpl;            // Tpl of started image\r
    EFI_STATUS                  Status;         // Status returned by started image\r
\r
    UINTN                       ExitDataSize;   // Size of ExitData from started image\r
    VOID                        *ExitData;      // Pointer to exit data from started image\r
    BASE_LIBRARY_JUMP_BUFFER    *JumpContext;   // Pointer to buffer for context save/retore\r
    UINT16                      Machine;        // Machine type from PE image\r
\r
    EFI_EBC_PROTOCOL            *Ebc;           // EBC Protocol pointer\r
\r
    BOOLEAN                     RuntimeFixupValid; // True if RT image needs fixup\r
    VOID                        *RuntimeFixup;     // Copy of fixup data;\r
    LIST_ENTRY                  Link;              // List of RT LOADED_IMAGE_PRIVATE_DATA\r
\r
    PE_COFF_LOADER_IMAGE_CONTEXT  ImageContext;     // PeCoffLoader ImageContext\r
\r
} LOADED_IMAGE_PRIVATE_DATA;\r
\r
#define LOADED_IMAGE_PRIVATE_DATA_FROM_THIS(a) \\r
          CR(a, LOADED_IMAGE_PRIVATE_DATA, Info, LOADED_IMAGE_PRIVATE_DATA_SIGNATURE)\r
\r
\r
\r
#define LOAD_PE32_IMAGE_PRIVATE_DATA_SIGNATURE  EFI_SIGNATURE_32('l','p','e','i')\r
\r
typedef struct {\r
    UINTN                       Signature;\r
    EFI_HANDLE                  Handle;         // Image handle\r
    EFI_PE32_IMAGE_PROTOCOL     Pe32Image;\r
} LOAD_PE32_IMAGE_PRIVATE_DATA;\r
\r
#define LOAD_PE32_IMAGE_PRIVATE_DATA_FROM_THIS(a) \\r
          CR(a, LOAD_PE32_IMAGE_PRIVATE_DATA, Pe32Image, LOAD_PE32_IMAGE_PRIVATE_DATA_SIGNATURE)\r
\r
\r
\r
//\r
// Private Data Types\r
//\r
#define IMAGE_FILE_HANDLE_SIGNATURE       EFI_SIGNATURE_32('i','m','g','f')\r
typedef struct {\r
  UINTN               Signature;\r
  BOOLEAN             FreeBuffer;\r
  VOID                *Source;\r
  UINTN               SourceSize;\r
} IMAGE_FILE_HANDLE;\r
\r
\r
//\r
// Abstractions for reading image contents\r
//\r
\r
EFI_STATUS\r
CoreOpenImageFile (\r
  IN BOOLEAN                        BootPolicy,\r
  IN VOID                           *SourceBuffer   OPTIONAL,\r
  IN UINTN                          SourceSize,\r
  IN OUT EFI_DEVICE_PATH_PROTOCOL   *FilePath,\r
  OUT EFI_HANDLE                    *DeviceHandle,\r
  IN IMAGE_FILE_HANDLE              *ImageFileHandle,\r
  OUT UINT32                        *AuthenticationStatus\r
  )\r
/*++\r
\r
Routine Description:\r
\r
    Opens a file for (simple) reading.  The simple read abstraction\r
    will access the file either from a memory copy, from a file\r
    system interface, or from the load file interface.\r
\r
Arguments:\r
\r
  BootPolicy    - Policy for Open Image File.\r
  SourceBuffer  - Pointer to the memory location containing copy\r
                  of the image to be loaded.\r
  SourceSize    - The size in bytes of SourceBuffer.\r
  FilePath      - The specific file path from which the image is loaded\r
  DeviceHandle  - Pointer to the return device handle.\r
  ImageFileHandle      - Pointer to the image file handle.\r
  AuthenticationStatus - Pointer to a caller-allocated UINT32 in which the authentication status is returned.\r
\r
Returns:\r
\r
    A handle to access the file\r
\r
--*/\r
;\r
\r
\r
EFI_STATUS\r
EFIAPI\r
CoreReadImageFile (\r
  IN     VOID     *UserHandle,\r
  IN     UINTN    Offset,\r
  IN OUT UINTN    *ReadSize,\r
  OUT     VOID    *Buffer\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  Read image file (specified by UserHandle) into user specified buffer with specified offset\r
  and length.\r
\r
Arguments:\r
\r
  UserHandle      - Image file handle\r
\r
  Offset          - Offset to the source file\r
\r
  ReadSize        - For input, pointer of size to read;\r
                    For output, pointer of size actually read.\r
\r
  Buffer          - Buffer to write into\r
\r
Returns:\r
\r
  EFI_SUCCESS     - Successfully read the specified part of file into buffer.\r
\r
--*/\r
;\r
\r
VOID\r
EFIAPI\r
CoreCloseImageFile (\r
  IN IMAGE_FILE_HANDLE *ImageFileHandle\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  A function out of date, should be removed.\r
\r
Arguments:\r
\r
  ImageFileHandle    - Handle of the file to close\r
\r
Returns:\r
\r
  None\r
\r
--*/\r
;\r
\r
//\r
// Image processing worker functions\r
//\r
EFI_STATUS\r
CoreDevicePathToInterface (\r
  IN EFI_GUID                     *Protocol,\r
  IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath,\r
  OUT VOID                        **Interface,\r
  OUT EFI_HANDLE                  *Handle\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  Search a handle to a device on a specified device path that supports a specified protocol,\r
  interface of that protocol on that handle is another output.\r
\r
Arguments:\r
\r
  Protocol      - The protocol to search for\r
\r
  FilePath      - The specified device path\r
\r
  Interface     - Interface of the protocol on the handle\r
\r
  Handle        - The handle to the device on the specified device path that supports the protocol.\r
\r
Returns:\r
\r
  Status code.\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
CoreLoadPeImage (\r
  IN  VOID                       *Pe32Handle,\r
  IN  LOADED_IMAGE_PRIVATE_DATA  *Image,\r
  IN  EFI_PHYSICAL_ADDRESS       DstBuffer   OPTIONAL,\r
  OUT EFI_PHYSICAL_ADDRESS       *EntryPoint  OPTIONAL,\r
  IN  UINT32                     Attribute\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  Loads, relocates, and invokes a PE/COFF image\r
\r
Arguments:\r
\r
  Pe32Handle       - The handle of PE32 image\r
  Image            - PE image to be loaded\r
  DstBuffer        - The buffer to store the image\r
  EntryPoint       - A pointer to the entry point\r
  Attribute        - The bit mask of attributes to set for the load PE image\r
\r
Returns:\r
\r
  EFI_SUCCESS           - The file was loaded, relocated, and invoked\r
\r
  EFI_OUT_OF_RESOURCES  - There was not enough memory to load and relocate the PE/COFF file\r
\r
  EFI_INVALID_PARAMETER - Invalid parameter\r
\r
  EFI_BUFFER_TOO_SMALL  - Buffer for image is too small\r
\r
--*/\r
;\r
\r
LOADED_IMAGE_PRIVATE_DATA *\r
CoreLoadedImageInfo (\r
  IN EFI_HANDLE  ImageHandle\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  TODO: Add function description\r
\r
Arguments:\r
\r
  ImageHandle - TODO: add argument description\r
\r
Returns:\r
\r
  TODO: add return values\r
\r
--*/\r
;\r
\r
VOID\r
CoreUnloadAndCloseImage (\r
  IN LOADED_IMAGE_PRIVATE_DATA  *Image,\r
  IN BOOLEAN                    FreePage\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  Unloads EFI image from memory.\r
\r
Arguments:\r
\r
  Image      - EFI image\r
  FreePage   - Free allocated pages\r
\r
Returns:\r
\r
  None\r
\r
--*/\r
;\r
\r
\r
//\r
// Exported Image functions\r
//\r
\r
EFI_STATUS\r
EFIAPI\r
CoreLoadImageEx (\r
  IN EFI_PE32_IMAGE_PROTOCOL           *This,\r
  IN  EFI_HANDLE                       ParentImageHandle,\r
  IN  EFI_DEVICE_PATH_PROTOCOL         *FilePath,\r
  IN  VOID                             *SourceBuffer       OPTIONAL,\r
  IN  UINTN                            SourceSize,\r
  IN  EFI_PHYSICAL_ADDRESS             DstBuffer           OPTIONAL,\r
  OUT UINTN                            *NumberOfPages      OPTIONAL,\r
  OUT EFI_HANDLE                       *ImageHandle,\r
  OUT EFI_PHYSICAL_ADDRESS             *EntryPoint         OPTIONAL,\r
  IN  UINT32                           Attribute\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  Loads an EFI image into memory and returns a handle to the image with extended parameters.\r
\r
Arguments:\r
\r
  ParentImageHandle   - The caller's image handle.\r
  FilePath            - The specific file path from which the image is loaded.\r
  SourceBuffer        - If not NULL, a pointer to the memory location containing a copy of\r
                        the image to be loaded.\r
  SourceSize          - The size in bytes of SourceBuffer.\r
  DstBuffer           - The buffer to store the image.\r
  NumberOfPages       - For input, specifies the space size of the image by caller if not NULL.\r
                        For output, specifies the actual space size needed.\r
  ImageHandle         - Image handle for output.\r
  EntryPoint          - Image entry point for output.\r
  Attribute           - The bit mask of attributes to set for the load PE image.\r
\r
Returns:\r
\r
  EFI_SUCCESS            - The image was loaded into memory.\r
  EFI_NOT_FOUND          - The FilePath was not found.\r
  EFI_INVALID_PARAMETER  - One of the parameters has an invalid value.\r
  EFI_UNSUPPORTED        - The image type is not supported, or the device path cannot be\r
                           parsed to locate the proper protocol for loading the file.\r
  EFI_OUT_OF_RESOURCES   - Image was not loaded due to insufficient resources.\r
--*/\r
;\r
\r
EFI_STATUS\r
EFIAPI\r
CoreUnloadImageEx (\r
  IN EFI_PE32_IMAGE_PROTOCOL            *This,\r
  IN EFI_HANDLE                         ImageHandle\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  Unload the specified image.\r
\r
Arguments:\r
\r
  This              - Indicates the calling context.\r
\r
  ImageHandle       - The specified image handle.\r
\r
Returns:\r
\r
  EFI_INVALID_PARAMETER       - Image handle is NULL.\r
\r
  EFI_UNSUPPORTED             - Attempt to unload an unsupported image.\r
\r
  EFI_SUCCESS                 - Image successfully unloaded.\r
\r
--*/\r
;\r
#endif\r
Commit	Line	Data
878ddf1f	1	/*++\r
	2	\r
	3	Copyright (c) 2006, Intel Corporation\r
	4	All rights reserved. This program and the accompanying materials\r
	5	are licensed and made available under the terms and conditions of the BSD License\r
	6	which accompanies this distribution. The full text of the license may be found at\r
	7	http://opensource.org/licenses/bsd-license.php\r
	8	\r
	9	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	10	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	11	\r
	12	Module Name:\r
	13	\r
	14	Image.h\r
	15	\r
	16	Abstract:\r
	17	\r
	18	Revision History\r
	19	\r
	20	--*/\r
	21	\r
	22	\r
	23	#ifndef _IMAGE_H_\r
	24	#define _IMAGE_H_\r
	25	\r
	26	\r
	27	\r
	28	#define LOADED_IMAGE_PRIVATE_DATA_SIGNATURE EFI_SIGNATURE_32('l','d','r','i')\r
	29	\r
	30	typedef struct {\r
	31	UINTN Signature;\r
	32	EFI_HANDLE Handle; // Image handle\r
	33	UINTN Type; // Image type\r
	34	\r
	35	BOOLEAN Started; // If entrypoint has been called\r
	36	\r
	37	EFI_IMAGE_ENTRY_POINT EntryPoint; // The image's entry point\r
	38	EFI_LOADED_IMAGE_PROTOCOL Info; // loaded image protocol\r
	39	\r
	40	EFI_PHYSICAL_ADDRESS ImageBasePage; // Location in memory\r
	41	UINTN NumberOfPages; // Number of pages\r
	42	\r
	43	CHAR8 *FixupData; // Original fixup data\r
	44	\r
	45	EFI_TPL Tpl; // Tpl of started image\r
	46	EFI_STATUS Status; // Status returned by started image\r
	47	\r
	48	UINTN ExitDataSize; // Size of ExitData from started image\r
	49	VOID *ExitData; // Pointer to exit data from started image\r
	50	BASE_LIBRARY_JUMP_BUFFER *JumpContext; // Pointer to buffer for context save/retore\r
	51	UINT16 Machine; // Machine type from PE image\r
	52	\r
	53	EFI_EBC_PROTOCOL *Ebc; // EBC Protocol pointer\r
	54	\r
	55	BOOLEAN RuntimeFixupValid; // True if RT image needs fixup\r
	56	VOID *RuntimeFixup; // Copy of fixup data;\r
	57	LIST_ENTRY Link; // List of RT LOADED_IMAGE_PRIVATE_DATA\r
	58	\r
	59	PE_COFF_LOADER_IMAGE_CONTEXT ImageContext; // PeCoffLoader ImageContext\r
	60	\r
	61	} LOADED_IMAGE_PRIVATE_DATA;\r
	62	\r
	63	#define LOADED_IMAGE_PRIVATE_DATA_FROM_THIS(a) \\r
	64	CR(a, LOADED_IMAGE_PRIVATE_DATA, Info, LOADED_IMAGE_PRIVATE_DATA_SIGNATURE)\r
65	\r
66	\r
67	\r
68	#define LOAD_PE32_IMAGE_PRIVATE_DATA_SIGNATURE EFI_SIGNATURE_32('l','p','e','i')\r
69	\r
70	typedef struct {\r
71	UINTN Signature;\r
72	EFI_HANDLE Handle; // Image handle\r
73	EFI_PE32_IMAGE_PROTOCOL Pe32Image;\r
74	} LOAD_PE32_IMAGE_PRIVATE_DATA;\r
75	\r
76	#define LOAD_PE32_IMAGE_PRIVATE_DATA_FROM_THIS(a) \\r
77	CR(a, LOAD_PE32_IMAGE_PRIVATE_DATA, Pe32Image, LOAD_PE32_IMAGE_PRIVATE_DATA_SIGNATURE)\r
78	\r
79	\r
80	\r
81	//\r
82	// Private Data Types\r
83	//\r
84	#define IMAGE_FILE_HANDLE_SIGNATURE EFI_SIGNATURE_32('i','m','g','f')\r
85	typedef struct {\r
86	UINTN Signature;\r
87	BOOLEAN FreeBuffer;\r
88	VOID *Source;\r
89	UINTN SourceSize;\r
90	} IMAGE_FILE_HANDLE;\r
91	\r
92	\r
93	//\r
94	// Abstractions for reading image contents\r
95	//\r
96	\r
97	EFI_STATUS\r
98	CoreOpenImageFile (\r
99	IN BOOLEAN BootPolicy,\r
100	IN VOID *SourceBuffer OPTIONAL,\r
101	IN UINTN SourceSize,\r
102	IN OUT EFI_DEVICE_PATH_PROTOCOL *FilePath,\r
103	OUT EFI_HANDLE *DeviceHandle,\r
104	IN IMAGE_FILE_HANDLE *ImageFileHandle,\r
105	OUT UINT32 *AuthenticationStatus\r
106	)\r
107	/*++\r
108	\r
109	Routine Description:\r
110	\r
111	Opens a file for (simple) reading. The simple read abstraction\r
112	will access the file either from a memory copy, from a file\r
113	system interface, or from the load file interface.\r
114	\r
115	Arguments:\r
116	\r
117	BootPolicy - Policy for Open Image File.\r
118	SourceBuffer - Pointer to the memory location containing copy\r
119	of the image to be loaded.\r
120	SourceSize - The size in bytes of SourceBuffer.\r
121	FilePath - The specific file path from which the image is loaded\r
122	DeviceHandle - Pointer to the return device handle.\r
123	ImageFileHandle - Pointer to the image file handle.\r
124	AuthenticationStatus - Pointer to a caller-allocated UINT32 in which the authentication status is returned.\r
125	\r
126	Returns:\r
127	\r
128	A handle to access the file\r
129	\r
130	--*/\r
131	;\r
132	\r
133	\r
134	EFI_STATUS\r
135	EFIAPI\r
136	CoreReadImageFile (\r
137	IN VOID *UserHandle,\r
138	IN UINTN Offset,\r
139	IN OUT UINTN *ReadSize,\r
140	OUT VOID *Buffer\r
141	)\r
142	/*++\r
143	\r
144	Routine Description:\r
145	\r
146	Read image file (specified by UserHandle) into user specified buffer with specified offset\r
147	and length.\r
148	\r
149	Arguments:\r
150	\r
151	UserHandle - Image file handle\r
152	\r
153	Offset - Offset to the source file\r
154	\r
155	ReadSize - For input, pointer of size to read;\r
156	For output, pointer of size actually read.\r
157	\r
158	Buffer - Buffer to write into\r
159	\r
160	Returns:\r
161	\r
162	EFI_SUCCESS - Successfully read the specified part of file into buffer.\r
163	\r
164	--*/\r
165	;\r
166	\r
167	VOID\r
168	EFIAPI\r
169	CoreCloseImageFile (\r
170	IN IMAGE_FILE_HANDLE *ImageFileHandle\r
171	)\r
172	/*++\r
173	\r
174	Routine Description:\r
175	\r
176	A function out of date, should be removed.\r
177	\r
178	Arguments:\r
179	\r
180	ImageFileHandle - Handle of the file to close\r
181	\r
182	Returns:\r
183	\r
184	None\r
185	\r
186	--*/\r
187	;\r
188	\r
189	//\r
190	// Image processing worker functions\r
191	//\r
192	EFI_STATUS\r
193	CoreDevicePathToInterface (\r
194	IN EFI_GUID *Protocol,\r
195	IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath,\r
196	OUT VOID **Interface,\r
197	OUT EFI_HANDLE *Handle\r
198	)\r
199	/*++\r
200	\r
201	Routine Description:\r
202	\r
203	Search a handle to a device on a specified device path that supports a specified protocol,\r
204	interface of that protocol on that handle is another output.\r
205	\r
206	Arguments:\r
207	\r
208	Protocol - The protocol to search for\r
209	\r
210	FilePath - The specified device path\r
211	\r
212	Interface - Interface of the protocol on the handle\r
213	\r
214	Handle - The handle to the device on the specified device path that supports the protocol.\r
215	\r
216	Returns:\r
217	\r
218	Status code.\r
219	\r
220	--*/\r
221	;\r
222	\r
223	EFI_STATUS\r
224	CoreLoadPeImage (\r
225	IN VOID *Pe32Handle,\r
226	IN LOADED_IMAGE_PRIVATE_DATA *Image,\r
227	IN EFI_PHYSICAL_ADDRESS DstBuffer OPTIONAL,\r
228	OUT EFI_PHYSICAL_ADDRESS *EntryPoint OPTIONAL,\r
229	IN UINT32 Attribute\r
230	)\r
231	/*++\r
232	\r
233	Routine Description:\r
234	\r
235	Loads, relocates, and invokes a PE/COFF image\r
236	\r
237	Arguments:\r
238	\r
239	Pe32Handle - The handle of PE32 image\r
240	Image - PE image to be loaded\r
241	DstBuffer - The buffer to store the image\r
242	EntryPoint - A pointer to the entry point\r
243	Attribute - The bit mask of attributes to set for the load PE image\r
244	\r
245	Returns:\r
246	\r
247	EFI_SUCCESS - The file was loaded, relocated, and invoked\r
248	\r
249	EFI_OUT_OF_RESOURCES - There was not enough memory to load and relocate the PE/COFF file\r
250	\r
251	EFI_INVALID_PARAMETER - Invalid parameter\r
252	\r
253	EFI_BUFFER_TOO_SMALL - Buffer for image is too small\r
254	\r
255	--*/\r
256	;\r
257	\r
258	LOADED_IMAGE_PRIVATE_DATA *\r
259	CoreLoadedImageInfo (\r
260	IN EFI_HANDLE ImageHandle\r
261	)\r
262	/*++\r
263	\r
264	Routine Description:\r
265	\r
266	TODO: Add function description\r
267	\r
268	Arguments:\r
269	\r
270	ImageHandle - TODO: add argument description\r
271	\r
272	Returns:\r
273	\r
274	TODO: add return values\r
275	\r
276	--*/\r
277	;\r
278	\r
279	VOID\r
280	CoreUnloadAndCloseImage (\r
281	IN LOADED_IMAGE_PRIVATE_DATA *Image,\r
282	IN BOOLEAN FreePage\r
283	)\r
284	/*++\r
285	\r
286	Routine Description:\r
287	\r
288	Unloads EFI image from memory.\r
289	\r
290	Arguments:\r
291	\r
292	Image - EFI image\r
293	FreePage - Free allocated pages\r
294	\r
295	Returns:\r
296	\r
297	None\r
298	\r
299	--*/\r
300	;\r
301	\r
302	\r
303	//\r
304	// Exported Image functions\r
305	//\r
306	\r
307	EFI_STATUS\r
308	EFIAPI\r
309	CoreLoadImageEx (\r
310	IN EFI_PE32_IMAGE_PROTOCOL *This,\r
311	IN EFI_HANDLE ParentImageHandle,\r
312	IN EFI_DEVICE_PATH_PROTOCOL *FilePath,\r
313	IN VOID *SourceBuffer OPTIONAL,\r
314	IN UINTN SourceSize,\r
315	IN EFI_PHYSICAL_ADDRESS DstBuffer OPTIONAL,\r
316	OUT UINTN *NumberOfPages OPTIONAL,\r
317	OUT EFI_HANDLE *ImageHandle,\r
318	OUT EFI_PHYSICAL_ADDRESS *EntryPoint OPTIONAL,\r
319	IN UINT32 Attribute\r
320	)\r
321	/*++\r
322	\r
323	Routine Description:\r
324	\r
325	Loads an EFI image into memory and returns a handle to the image with extended parameters.\r
326	\r
327	Arguments:\r
328	\r
329	ParentImageHandle - The caller's image handle.\r
330	FilePath - The specific file path from which the image is loaded.\r
331	SourceBuffer - If not NULL, a pointer to the memory location containing a copy of\r
332	the image to be loaded.\r
333	SourceSize - The size in bytes of SourceBuffer.\r
334	DstBuffer - The buffer to store the image.\r
335	NumberOfPages - For input, specifies the space size of the image by caller if not NULL.\r
336	For output, specifies the actual space size needed.\r
337	ImageHandle - Image handle for output.\r
338	EntryPoint - Image entry point for output.\r
339	Attribute - The bit mask of attributes to set for the load PE image.\r
340	\r
341	Returns:\r
342	\r
343	EFI_SUCCESS - The image was loaded into memory.\r
344	EFI_NOT_FOUND - The FilePath was not found.\r
345	EFI_INVALID_PARAMETER - One of the parameters has an invalid value.\r
346	EFI_UNSUPPORTED - The image type is not supported, or the device path cannot be\r
347	parsed to locate the proper protocol for loading the file.\r
348	EFI_OUT_OF_RESOURCES - Image was not loaded due to insufficient resources.\r
349	--*/\r
350	;\r
351	\r
352	EFI_STATUS\r
353	EFIAPI\r
354	CoreUnloadImageEx (\r
355	IN EFI_PE32_IMAGE_PROTOCOL *This,\r
356	IN EFI_HANDLE ImageHandle\r
357	)\r
358	/*++\r
359	\r
360	Routine Description:\r
361	\r
362	Unload the specified image.\r
363	\r
364	Arguments:\r
365	\r
366	This - Indicates the calling context.\r
367	\r
368	ImageHandle - The specified image handle.\r
369	\r
370	Returns:\r
371	\r
372	EFI_INVALID_PARAMETER - Image handle is NULL.\r
373	\r
374	EFI_UNSUPPORTED - Attempt to unload an unsupported image.\r
375	\r
376	EFI_SUCCESS - Image successfully unloaded.\r
377	\r
378	--*/\r
379	;\r
380	#endif\r