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878ddf1f | 1 | /** @file\r |
24e25d11 | 2 | Memory Allocation Library Services\r |
878ddf1f | 3 | \r |
24e25d11 | 4 | Copyright (c) 2006, Intel Corporation \r |
5 | All rights reserved. This program and the accompanying materials \r | |
6 | are licensed and made available under the terms and conditions of the BSD License \r | |
7 | which accompanies this distribution. The full text of the license may be found at \r | |
8 | http://opensource.org/licenses/bsd-license.php \r | |
878ddf1f | 9 | \r |
24e25d11 | 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
878ddf1f | 12 | \r |
24e25d11 | 13 | Module Name: MemoryAllocationLib.h\r |
878ddf1f | 14 | \r |
15 | **/\r | |
16 | \r | |
17 | #ifndef __MEMORY_ALLOCATION_LIB_H__\r | |
18 | #define __MEMORY_ALLOCATION_LIB_H__\r | |
19 | \r | |
20 | /**\r | |
24e25d11 | 21 | Allocates the number of 4KB pages specified by Pages of type EfiBootServicesData.\r |
878ddf1f | 22 | \r |
24e25d11 | 23 | @param Pages The number of 4 KB pages to allocate.\r |
878ddf1f | 24 | \r |
24e25d11 | 25 | @return\r |
26 | A pointer to the allocated buffer. The buffer returned is aligned on a 4KB boundary.\r | |
27 | If Pages is 0, then NULL is returned.\r | |
28 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 29 | \r |
30 | **/\r | |
31 | VOID *\r | |
32 | EFIAPI\r | |
33 | AllocatePages (\r | |
34 | IN UINTN Pages\r | |
35 | )\r | |
36 | ;\r | |
37 | \r | |
38 | /**\r | |
24e25d11 | 39 | Allocates the number of 4KB pages specified by Pages of type EfiRuntimeServicesData. \r |
878ddf1f | 40 | \r |
24e25d11 | 41 | @param Pages The number of 4 KB pages to allocate.\r |
878ddf1f | 42 | \r |
24e25d11 | 43 | @return\r |
44 | A pointer to the allocated buffer. The buffer returned is aligned on a 4KB boundary.\r | |
45 | If Pages is 0, then NULL is returned.\r | |
46 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 47 | \r |
48 | **/\r | |
49 | VOID *\r | |
50 | EFIAPI\r | |
51 | AllocateRuntimePages (\r | |
52 | IN UINTN Pages\r | |
53 | )\r | |
54 | ;\r | |
55 | \r | |
56 | /**\r | |
24e25d11 | 57 | Allocates the number of 4KB pages specified by Pages of type EfiReservedMemoryType. \r |
878ddf1f | 58 | \r |
24e25d11 | 59 | @param Pages The number of 4 KB pages to allocate.\r |
878ddf1f | 60 | \r |
24e25d11 | 61 | @return\r |
62 | A pointer to the allocated buffer. The buffer returned is aligned on a 4KB boundary.\r | |
63 | If Pages is 0, then NULL is returned.\r | |
64 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 65 | \r |
66 | **/\r | |
67 | VOID *\r | |
68 | EFIAPI\r | |
69 | AllocateReservedPages (\r | |
70 | IN UINTN Pages\r | |
71 | )\r | |
72 | ;\r | |
73 | \r | |
74 | /**\r | |
24e25d11 | 75 | Frees one or more 4KB pages that were previously allocated with \r |
76 | one of the page allocation functions in the Memory Allocation Library.\r | |
878ddf1f | 77 | \r |
24e25d11 | 78 | @param Buffer Pointer to the buffer of pages to free.\r |
79 | @param Pages The number of 4 KB pages to free.\r | |
878ddf1f | 80 | \r |
24e25d11 | 81 | None.\r |
878ddf1f | 82 | \r |
83 | **/\r | |
84 | VOID\r | |
85 | EFIAPI\r | |
86 | FreePages (\r | |
87 | IN VOID *Buffer,\r | |
88 | IN UINTN Pages\r | |
89 | )\r | |
90 | ;\r | |
91 | \r | |
92 | /**\r | |
24e25d11 | 93 | Allocates the number of 4KB pages specified by Pages of type EfiBootServicesData with an alignment specified by Alignment. \r |
878ddf1f | 94 | \r |
24e25d11 | 95 | @param Pages The number of 4 KB pages to allocate.\r |
96 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
97 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 98 | \r |
24e25d11 | 99 | @return\r |
100 | The allocated buffer is returned. If Pages is 0, then NULL is returned.\r | |
101 | If there is not enough memory at the specified alignment remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 102 | \r |
103 | **/\r | |
104 | VOID *\r | |
105 | EFIAPI\r | |
106 | AllocateAlignedPages (\r | |
107 | IN UINTN Pages,\r | |
108 | IN UINTN Alignment\r | |
109 | )\r | |
110 | ;\r | |
111 | \r | |
112 | /**\r | |
24e25d11 | 113 | Allocates the number of 4KB pages specified by Pages of type EfiRuntimeServicesData with an alignment specified by Alignment. \r |
878ddf1f | 114 | \r |
24e25d11 | 115 | @param Pages The number of 4 KB pages to allocate.\r |
116 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
117 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 118 | \r |
24e25d11 | 119 | @return\r |
120 | The allocated buffer is returned. If Pages is 0, then NULL is returned.\r | |
121 | If there is not enough memory at the specified alignment remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 122 | \r |
123 | **/\r | |
124 | VOID *\r | |
125 | EFIAPI\r | |
126 | AllocateAlignedRuntimePages (\r | |
127 | IN UINTN Pages,\r | |
128 | IN UINTN Alignment\r | |
129 | )\r | |
130 | ;\r | |
131 | \r | |
132 | /**\r | |
24e25d11 | 133 | Allocates one or more 4KB pages of type EfiReservedMemoryType at a specified alignment.\r |
878ddf1f | 134 | \r |
24e25d11 | 135 | @param Pages The number of 4 KB pages to allocate.\r |
136 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
137 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 138 | \r |
24e25d11 | 139 | @return\r |
140 | The allocated buffer is returned. If Pages is 0, then NULL is returned.\r | |
141 | If there is not enough memory at the specified alignment remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 142 | \r |
143 | **/\r | |
144 | VOID *\r | |
145 | EFIAPI\r | |
146 | AllocateAlignedReservedPages (\r | |
147 | IN UINTN Pages,\r | |
148 | IN UINTN Alignment\r | |
149 | )\r | |
150 | ;\r | |
151 | \r | |
152 | /**\r | |
24e25d11 | 153 | Frees one or more 4KB pages that were previously allocated with \r |
154 | one of the aligned page allocation functions in the Memory Allocation Library.\r | |
878ddf1f | 155 | \r |
24e25d11 | 156 | @param Buffer Pointer to the buffer of pages to free.\r |
157 | @param Pages The number of 4 KB pages to free.\r | |
878ddf1f | 158 | \r |
24e25d11 | 159 | None.\r |
878ddf1f | 160 | \r |
161 | **/\r | |
162 | VOID\r | |
163 | EFIAPI\r | |
164 | FreeAlignedPages (\r | |
165 | IN VOID *Buffer,\r | |
166 | IN UINTN Pages\r | |
167 | )\r | |
168 | ;\r | |
169 | \r | |
170 | /**\r | |
24e25d11 | 171 | Allocates a buffer of type EfiBootServicesData.\r |
878ddf1f | 172 | \r |
24e25d11 | 173 | @param AllocationSize The number of bytes to allocate.\r |
878ddf1f | 174 | \r |
24e25d11 | 175 | @return\r |
176 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
177 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 178 | \r |
179 | **/\r | |
180 | VOID *\r | |
181 | EFIAPI\r | |
182 | AllocatePool (\r | |
183 | IN UINTN AllocationSize\r | |
184 | )\r | |
185 | ;\r | |
186 | \r | |
187 | /**\r | |
24e25d11 | 188 | Allocates a buffer of type EfiRuntimeServicesData.\r |
878ddf1f | 189 | \r |
24e25d11 | 190 | @param AllocationSize The number of bytes to allocate.\r |
878ddf1f | 191 | \r |
24e25d11 | 192 | @return\r |
193 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
194 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 195 | \r |
196 | **/\r | |
197 | VOID *\r | |
198 | EFIAPI\r | |
199 | AllocateRuntimePool (\r | |
200 | IN UINTN AllocationSize\r | |
201 | )\r | |
202 | ;\r | |
203 | \r | |
204 | /**\r | |
24e25d11 | 205 | Allocates a buffer of type EfiReservedMemoryType.\r |
878ddf1f | 206 | \r |
24e25d11 | 207 | @param AllocationSize The number of bytes to allocate.\r |
878ddf1f | 208 | \r |
24e25d11 | 209 | @return\r |
210 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
211 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 212 | \r |
213 | **/\r | |
214 | VOID *\r | |
215 | EFIAPI\r | |
216 | AllocateReservedPool (\r | |
217 | IN UINTN AllocationSize\r | |
218 | )\r | |
219 | ;\r | |
220 | \r | |
221 | /**\r | |
24e25d11 | 222 | Allocates and zeros a buffer of type EfiBootServicesData.\r |
878ddf1f | 223 | \r |
24e25d11 | 224 | @param AllocationSize The number of bytes to allocate and zero.\r |
878ddf1f | 225 | \r |
24e25d11 | 226 | @return\r |
227 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
228 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 229 | \r |
230 | **/\r | |
231 | VOID *\r | |
232 | EFIAPI\r | |
233 | AllocateZeroPool (\r | |
234 | IN UINTN AllocationSize\r | |
235 | )\r | |
236 | ;\r | |
237 | \r | |
238 | /**\r | |
24e25d11 | 239 | Allocates and zeros a buffer of type EfiRuntimeServicesData.\r |
878ddf1f | 240 | \r |
24e25d11 | 241 | @param AllocationSize The number of bytes to allocate and zero.\r |
878ddf1f | 242 | \r |
24e25d11 | 243 | @return\r |
244 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
245 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 246 | \r |
247 | **/\r | |
248 | VOID *\r | |
249 | EFIAPI\r | |
250 | AllocateRuntimeZeroPool (\r | |
251 | IN UINTN AllocationSize\r | |
252 | )\r | |
253 | ;\r | |
254 | \r | |
255 | /**\r | |
24e25d11 | 256 | Allocates and zeros a buffer of type EfiReservedMemoryType.\r |
878ddf1f | 257 | \r |
24e25d11 | 258 | @param AllocationSize The number of bytes to allocate and zero.\r |
878ddf1f | 259 | \r |
24e25d11 | 260 | @return\r |
261 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
262 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 263 | \r |
264 | **/\r | |
265 | VOID *\r | |
266 | EFIAPI\r | |
267 | AllocateReservedZeroPool (\r | |
268 | IN UINTN AllocationSize\r | |
269 | )\r | |
270 | ;\r | |
271 | \r | |
272 | /**\r | |
24e25d11 | 273 | Copies a buffer to an allocated buffer of type EfiBootServicesData. \r |
878ddf1f | 274 | \r |
24e25d11 | 275 | @param AllocationSize The number of bytes to allocate.\r |
276 | @param Buffer The buffer to copy to the allocated buffer.\r | |
878ddf1f | 277 | \r |
24e25d11 | 278 | @return\r |
279 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
280 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 281 | \r |
282 | **/\r | |
283 | VOID *\r | |
284 | EFIAPI\r | |
285 | AllocateCopyPool (\r | |
286 | IN UINTN AllocationSize,\r | |
287 | IN CONST VOID *Buffer\r | |
288 | )\r | |
289 | ;\r | |
290 | \r | |
291 | /**\r | |
24e25d11 | 292 | Copies a buffer to an allocated buffer of type EfiRuntimeServicesData. \r |
878ddf1f | 293 | \r |
24e25d11 | 294 | @param AllocationSize The number of bytes to allocate.\r |
295 | @param Buffer The buffer to copy to the allocated buffer.\r | |
878ddf1f | 296 | \r |
24e25d11 | 297 | @return\r |
298 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
299 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 300 | \r |
301 | **/\r | |
302 | VOID *\r | |
303 | EFIAPI\r | |
304 | AllocateRuntimeCopyPool (\r | |
305 | IN UINTN AllocationSize,\r | |
306 | IN CONST VOID *Buffer\r | |
307 | )\r | |
308 | ;\r | |
309 | \r | |
310 | /**\r | |
24e25d11 | 311 | Copies a buffer to an allocated buffer of type EfiReservedMemoryType. \r |
878ddf1f | 312 | \r |
24e25d11 | 313 | @param AllocationSize The number of bytes to allocate.\r |
314 | @param Buffer The buffer to copy to the allocated buffer.\r | |
878ddf1f | 315 | \r |
24e25d11 | 316 | @return\r |
317 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
318 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 319 | \r |
320 | **/\r | |
321 | VOID *\r | |
322 | EFIAPI\r | |
323 | AllocateReservedCopyPool (\r | |
324 | IN UINTN AllocationSize,\r | |
325 | IN CONST VOID *Buffer\r | |
326 | )\r | |
327 | ;\r | |
328 | \r | |
329 | /**\r | |
24e25d11 | 330 | Frees a buffer that was previously allocated with one of the pool allocation functions \r |
331 | in the Memory Allocation Library.\r | |
878ddf1f | 332 | \r |
24e25d11 | 333 | @param Buffer Pointer to the buffer to free.\r |
878ddf1f | 334 | \r |
24e25d11 | 335 | None.\r |
878ddf1f | 336 | \r |
337 | **/\r | |
338 | VOID\r | |
339 | EFIAPI\r | |
340 | FreePool (\r | |
341 | IN VOID *Buffer\r | |
342 | )\r | |
343 | ;\r | |
344 | \r | |
345 | /**\r | |
24e25d11 | 346 | Allocates a buffer of type EfiBootServicesData at a specified alignment.\r |
878ddf1f | 347 | \r |
24e25d11 | 348 | @param AllocationSize The number of bytes to allocate.\r |
349 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
350 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 351 | \r |
24e25d11 | 352 | @return\r |
353 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
354 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 355 | \r |
356 | **/\r | |
357 | VOID *\r | |
358 | EFIAPI\r | |
359 | AllocateAlignedPool (\r | |
360 | IN UINTN AllocationSize,\r | |
361 | IN UINTN Alignment\r | |
362 | )\r | |
363 | ;\r | |
364 | \r | |
365 | /**\r | |
24e25d11 | 366 | Allocates a buffer of type EfiRuntimeServicesData at a specified alignment.\r |
878ddf1f | 367 | \r |
24e25d11 | 368 | @param AllocationSize The number of bytes to allocate.\r |
369 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
370 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 371 | \r |
24e25d11 | 372 | @return\r |
373 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
374 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 375 | \r |
376 | **/\r | |
377 | VOID *\r | |
378 | EFIAPI\r | |
379 | AllocateAlignedRuntimePool (\r | |
380 | IN UINTN AllocationSize,\r | |
381 | IN UINTN Alignment\r | |
382 | )\r | |
383 | ;\r | |
384 | \r | |
385 | /**\r | |
24e25d11 | 386 | Allocates a buffer of type EfiReservedMemoryType at a specified alignment.\r |
878ddf1f | 387 | \r |
24e25d11 | 388 | @param AllocationSize The number of bytes to allocate.\r |
389 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
390 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 391 | \r |
24e25d11 | 392 | @return\r |
393 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
394 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 395 | \r |
396 | **/\r | |
397 | VOID *\r | |
398 | EFIAPI\r | |
399 | AllocateAlignedReservedPool (\r | |
400 | IN UINTN AllocationSize,\r | |
401 | IN UINTN Alignment\r | |
402 | )\r | |
403 | ;\r | |
404 | \r | |
405 | /**\r | |
24e25d11 | 406 | Allocates and zeros a buffer of type EfiBootServicesData at a specified alignment.\r |
878ddf1f | 407 | \r |
24e25d11 | 408 | @param AllocationSize The number of bytes to allocate.\r |
409 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
410 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 411 | \r |
24e25d11 | 412 | @return\r |
413 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
414 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 415 | \r |
416 | **/\r | |
417 | VOID *\r | |
418 | EFIAPI\r | |
419 | AllocateAlignedZeroPool (\r | |
420 | IN UINTN AllocationSize,\r | |
421 | IN UINTN Alignment\r | |
422 | )\r | |
423 | ;\r | |
424 | \r | |
425 | /**\r | |
24e25d11 | 426 | Allocates and zeros a buffer of type EfiRuntimeServicesData at a specified alignment.\r |
878ddf1f | 427 | \r |
24e25d11 | 428 | @param AllocationSize The number of bytes to allocate.\r |
429 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
430 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 431 | \r |
24e25d11 | 432 | @return\r |
433 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
434 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 435 | \r |
436 | **/\r | |
437 | VOID *\r | |
438 | EFIAPI\r | |
439 | AllocateAlignedRuntimeZeroPool (\r | |
440 | IN UINTN AllocationSize,\r | |
441 | IN UINTN Alignment\r | |
442 | )\r | |
443 | ;\r | |
444 | \r | |
445 | /**\r | |
24e25d11 | 446 | Allocates and zeros a buffer of type EfiReservedMemoryType at a specified alignment.\r |
878ddf1f | 447 | \r |
24e25d11 | 448 | @param AllocationSize The number of bytes to allocate.\r |
449 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
450 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 451 | \r |
24e25d11 | 452 | @return\r |
453 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
454 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 455 | \r |
456 | **/\r | |
457 | VOID *\r | |
458 | EFIAPI\r | |
459 | AllocateAlignedReservedZeroPool (\r | |
460 | IN UINTN AllocationSize,\r | |
461 | IN UINTN Alignment\r | |
462 | )\r | |
463 | ;\r | |
464 | \r | |
465 | /**\r | |
24e25d11 | 466 | Copies a buffer to an allocated buffer of type EfiBootServicesData at a specified alignment.\r |
878ddf1f | 467 | \r |
24e25d11 | 468 | @param AllocationSize The number of bytes to allocate.\r |
469 | @param Buffer The buffer to copy to the allocated buffer.\r | |
470 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
471 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 472 | \r |
24e25d11 | 473 | @return\r |
474 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
475 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 476 | \r |
477 | **/\r | |
478 | VOID *\r | |
479 | EFIAPI\r | |
480 | AllocateAlignedCopyPool (\r | |
481 | IN UINTN AllocationSize,\r | |
482 | IN CONST VOID *Buffer,\r | |
483 | IN UINTN Alignment\r | |
484 | )\r | |
485 | ;\r | |
486 | \r | |
487 | /**\r | |
24e25d11 | 488 | Copies a buffer to an allocated buffer of type EfiRuntimeServicesData at a specified alignment.\r |
878ddf1f | 489 | \r |
24e25d11 | 490 | @param AllocationSize The number of bytes to allocate.\r |
491 | @param Buffer The buffer to copy to the allocated buffer.\r | |
492 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
493 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 494 | \r |
24e25d11 | 495 | @return\r |
496 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
497 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 498 | \r |
499 | **/\r | |
500 | VOID *\r | |
501 | EFIAPI\r | |
502 | AllocateAlignedRuntimeCopyPool (\r | |
503 | IN UINTN AllocationSize,\r | |
504 | IN CONST VOID *Buffer,\r | |
505 | IN UINTN Alignment\r | |
506 | )\r | |
507 | ;\r | |
508 | \r | |
509 | /**\r | |
24e25d11 | 510 | Copies a buffer to an allocated buffer of type EfiReservedMemoryType at a specified alignment.\r |
878ddf1f | 511 | \r |
24e25d11 | 512 | @param AllocationSize The number of bytes to allocate.\r |
513 | @param Buffer The buffer to copy to the allocated buffer.\r | |
514 | @param Alignment The requested alignment of the allocation. Must be a power of two.\r | |
515 | If Alignment is zero, then byte alignment is used.\r | |
878ddf1f | 516 | \r |
24e25d11 | 517 | @return\r |
518 | A pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned.\r | |
519 | If there is not enough memory remaining to satisfy the request, then NULL is returned.\r | |
878ddf1f | 520 | \r |
521 | **/\r | |
522 | VOID *\r | |
523 | EFIAPI\r | |
524 | AllocateAlignedReservedCopyPool (\r | |
525 | IN UINTN AllocationSize,\r | |
526 | IN CONST VOID *Buffer,\r | |
527 | IN UINTN Alignment\r | |
528 | )\r | |
529 | ;\r | |
530 | \r | |
531 | /**\r | |
24e25d11 | 532 | Frees a buffer that was previously allocated with one of the aligned pool allocation functions \r |
533 | in the Memory Allocation Library.\r | |
878ddf1f | 534 | \r |
24e25d11 | 535 | @param Buffer Pointer to the buffer to free.\r |
878ddf1f | 536 | \r |
24e25d11 | 537 | None.\r |
878ddf1f | 538 | \r |
539 | **/\r | |
540 | VOID\r | |
541 | EFIAPI\r | |
542 | FreeAlignedPool (\r | |
543 | IN VOID *Buffer\r | |
544 | )\r | |
545 | ;\r | |
546 | \r | |
547 | #endif\r |