| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* GATE PROJECT LICENSE: | ||
| 2 | +----------------------------------------------------------------------------+ | ||
| 3 | | Copyright(c) 2018-2025, Stefan Meislinger <sm@opengate.at> | | ||
| 4 | | All rights reserved. | | ||
| 5 | | | | ||
| 6 | | Redistribution and use in source and binary forms, with or without | | ||
| 7 | | modification, are permitted provided that the following conditions are met:| | ||
| 8 | | | | ||
| 9 | | 1. Redistributions of source code must retain the above copyright notice, | | ||
| 10 | | this list of conditions and the following disclaimer. | | ||
| 11 | | 2. Redistributions in binary form must reproduce the above copyright | | ||
| 12 | | notice, this list of conditions and the following disclaimer in the | | ||
| 13 | | documentation and/or other materials provided with the distribution. | | ||
| 14 | | | | ||
| 15 | | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"| | ||
| 16 | | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | | ||
| 17 | | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | | ||
| 18 | | ARE DISCLAIMED.IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | | ||
| 19 | | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | | ||
| 20 | | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | | ||
| 21 | | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | | ||
| 22 | | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | | ||
| 23 | | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | | ||
| 24 | | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | | ||
| 25 | | THE POSSIBILITY OF SUCH DAMAGE. | | ||
| 26 | +----------------------------------------------------------------------------+ | ||
| 27 | */ | ||
| 28 | |||
| 29 | #include "gate/io/ipcsharedmem.h" | ||
| 30 | #include "gate/results.h" | ||
| 31 | |||
| 32 | #if defined(GATE_SYS_WIN16) | ||
| 33 | # define GATE_IO_SHAREDMEM_NO_IMPL 1 | ||
| 34 | #elif defined(GATE_SYS_WIN) | ||
| 35 | # define GATE_IO_SHAREDMEM_WINAPI 1 | ||
| 36 | #elif defined(GATE_SYS_ANDROID) || defined(GATE_SYS_BEOS) | ||
| 37 | # define GATE_IO_SHAREDMEM_NO_IMPL 1 | ||
| 38 | #elif defined(GATE_SYS_POSIX) | ||
| 39 | # define GATE_IO_SHAREDMEM_POSIX 1 | ||
| 40 | #else | ||
| 41 | # define GATE_IO_SHAREDMEM_NO_IMPL 1 | ||
| 42 | #endif | ||
| 43 | |||
| 44 | |||
| 45 | typedef struct gate_ipcsharedmem_data_class | ||
| 46 | { | ||
| 47 | gate_uint32_t version; | ||
| 48 | gate_enumint_t flags; | ||
| 49 | gate_uint64_t mem_size; | ||
| 50 | void* data; | ||
| 51 | } gate_ipcsharedmem_data_t; | ||
| 52 | |||
| 53 | #define GATE_IO_SHAREDMEM_VERSION_1 1 | ||
| 54 | |||
| 55 | |||
| 56 | |||
| 57 | #if defined(GATE_IO_SHAREDMEM_WINAPI) | ||
| 58 | |||
| 59 | #include "gate/platforms.h" | ||
| 60 | |||
| 61 | static gate_size_t gate_ipcsharedmem_create_uid(HANDLE handle, char* buffer, gate_size_t buffer_len) | ||
| 62 | { | ||
| 63 | gate_size_t ret = 0; | ||
| 64 | gate_strbuilder_t builder = GATE_INIT_EMPTY; | ||
| 65 | DWORD current_process_id = GetCurrentProcessId(); | ||
| 66 | gate_uint64_t handle_uid = (gate_uint64_t)(gate_uintptr_t)handle; | ||
| 67 | |||
| 68 | gate_strbuilder_create_static(&builder, buffer, buffer_len, 0); | ||
| 69 | |||
| 70 | ret += gate_strbuilder_append_uint32(&builder, (gate_uint32_t)current_process_id); | ||
| 71 | ret += gate_strbuilder_append_chars(&builder, 1, '~'); | ||
| 72 | ret += gate_strbuilder_append_uint64(&builder, handle_uid); | ||
| 73 | return ret; | ||
| 74 | } | ||
| 75 | |||
| 76 | static gate_result_t gate_ipcsharedmem_parse_uid(gate_string_t const* text, DWORD* ptr_procid, HANDLE* ptr_handle) | ||
| 77 | { | ||
| 78 | gate_result_t ret = GATE_RESULT_FAILED; | ||
| 79 | gate_size_t pos; | ||
| 80 | gate_uint64_t n; | ||
| 81 | |||
| 82 | pos = gate_string_char_pos(text, '~', 0); | ||
| 83 | if (pos != GATE_STR_NPOS) | ||
| 84 | { | ||
| 85 | n = 0; | ||
| 86 | gate_str_parse_uint64(gate_string_ptr(text, 0), pos, &n); | ||
| 87 | if (ptr_procid) | ||
| 88 | { | ||
| 89 | *ptr_procid = (DWORD)n; | ||
| 90 | } | ||
| 91 | |||
| 92 | n = 0; | ||
| 93 | gate_str_parse_uint64(gate_string_ptr(text, pos + 1), gate_string_length(text) - pos - 1, &n); | ||
| 94 | if (ptr_handle) | ||
| 95 | { | ||
| 96 | *ptr_handle = (HANDLE)(gate_uintptr_t)n; | ||
| 97 | } | ||
| 98 | ret = GATE_RESULT_OK; | ||
| 99 | } | ||
| 100 | |||
| 101 | return ret; | ||
| 102 | } | ||
| 103 | |||
| 104 | |||
| 105 | gate_result_t gate_ipcsharedmem_create(gate_ipcsharedmem_t* ptr_shmem, gate_size_t memsize, gate_enumint_t flags, gate_string_t* out_uid) | ||
| 106 | { | ||
| 107 | gate_result_t ret = GATE_RESULT_FAILED; | ||
| 108 | SECURITY_ATTRIBUTES sec_attrs = GATE_INIT_EMPTY; | ||
| 109 | gate_size_t total_size = sizeof(gate_ipcsharedmem_data_t) + memsize; | ||
| 110 | DWORD sz_low = 0, sz_high = 0; | ||
| 111 | HANDLE handle = NULL; | ||
| 112 | gate_ipcsharedmem_data_t* dataptr = NULL; | ||
| 113 | char uid_buffer[256]; | ||
| 114 | gate_size_t uid_buffer_used = 0; | ||
| 115 | |||
| 116 | do | ||
| 117 | { | ||
| 118 | if ((memsize == 0) && (ptr_shmem == NULL)) | ||
| 119 | { | ||
| 120 | ret = GATE_RESULT_INVALIDARG; | ||
| 121 | break; | ||
| 122 | } | ||
| 123 | |||
| 124 | sz_high = (DWORD)(((gate_uint64_t)memsize) >> 32); | ||
| 125 | sz_low = (DWORD)(memsize % 0xffffffff); | ||
| 126 | |||
| 127 | sec_attrs.nLength = sizeof(sec_attrs); | ||
| 128 | sec_attrs.lpSecurityDescriptor = NULL; | ||
| 129 | sec_attrs.bInheritHandle = TRUE; | ||
| 130 | |||
| 131 | handle = CreateFileMapping(INVALID_HANDLE_VALUE, &sec_attrs, PAGE_READWRITE, sz_high, sz_low, NULL); | ||
| 132 | if (NULL == handle) | ||
| 133 | { | ||
| 134 | ret = GATE_RESULT_OUTOFRESOURCES; | ||
| 135 | break; | ||
| 136 | } | ||
| 137 | |||
| 138 | dataptr = (gate_ipcsharedmem_data_t*)MapViewOfFile(handle, FILE_MAP_WRITE, 0, 0, total_size); | ||
| 139 | if (NULL == dataptr) | ||
| 140 | { | ||
| 141 | ret = GATE_RESULT_OUTOFRESOURCES; | ||
| 142 | break; | ||
| 143 | } | ||
| 144 | gate_mem_clear(dataptr, total_size); | ||
| 145 | dataptr->version = GATE_IO_SHAREDMEM_VERSION_1; | ||
| 146 | dataptr->flags = flags; | ||
| 147 | dataptr->mem_size = memsize; | ||
| 148 | |||
| 149 | UnmapViewOfFile(dataptr); | ||
| 150 | |||
| 151 | if (out_uid) | ||
| 152 | { | ||
| 153 | uid_buffer_used = gate_ipcsharedmem_create_uid(handle, uid_buffer, sizeof(uid_buffer)); | ||
| 154 | gate_string_create(out_uid, uid_buffer, uid_buffer_used); | ||
| 155 | } | ||
| 156 | |||
| 157 | *ptr_shmem = handle; | ||
| 158 | handle = NULL; | ||
| 159 | |||
| 160 | ret = GATE_RESULT_OK; | ||
| 161 | } while (0); | ||
| 162 | |||
| 163 | if (NULL != handle) | ||
| 164 | { | ||
| 165 | CloseHandle(handle); | ||
| 166 | } | ||
| 167 | |||
| 168 | return ret; | ||
| 169 | } | ||
| 170 | gate_result_t gate_ipcsharedmem_open(gate_ipcsharedmem_t* ptr_shmem, gate_string_t const* uid, gate_size_t* out_memsize, gate_enumint_t* out_flags) | ||
| 171 | { | ||
| 172 | gate_result_t ret = GATE_RESULT_FAILED; | ||
| 173 | DWORD proc_id = 0; | ||
| 174 | HANDLE hproc = GetCurrentProcess(); | ||
| 175 | HANDLE src_handle = NULL; | ||
| 176 | HANDLE target_handle = NULL; | ||
| 177 | void* ptr_mem; | ||
| 178 | gate_ipcsharedmem_data_t info_data; | ||
| 179 | |||
| 180 | do | ||
| 181 | { | ||
| 182 | ret = gate_ipcsharedmem_parse_uid(uid, &proc_id, &src_handle); | ||
| 183 | GATE_BREAK_IF_FAILED(ret); | ||
| 184 | |||
| 185 | if (!DuplicateHandle(hproc, src_handle, hproc, &target_handle, 0, FALSE, DUPLICATE_SAME_ACCESS)) | ||
| 186 | { | ||
| 187 | ret = GATE_RESULT_FAILED; | ||
| 188 | break; | ||
| 189 | } | ||
| 190 | ptr_mem = MapViewOfFile(target_handle, FILE_MAP_READ, 0, 0, sizeof(gate_ipcsharedmem_data_t)); | ||
| 191 | if (!ptr_mem) | ||
| 192 | { | ||
| 193 | ret = GATE_RESULT_FAILED; | ||
| 194 | break; | ||
| 195 | } | ||
| 196 | info_data = *((gate_ipcsharedmem_data_t*)ptr_mem); | ||
| 197 | UnmapViewOfFile(ptr_mem); | ||
| 198 | |||
| 199 | if (out_memsize) *out_memsize = (gate_size_t)(info_data.mem_size); | ||
| 200 | if (out_flags) *out_flags = info_data.flags; | ||
| 201 | |||
| 202 | *ptr_shmem = (gate_ipcsharedmem_t)target_handle; | ||
| 203 | target_handle = NULL; | ||
| 204 | ret = GATE_RESULT_OK; | ||
| 205 | |||
| 206 | } while (0); | ||
| 207 | |||
| 208 | if (target_handle != NULL) | ||
| 209 | { | ||
| 210 | CloseHandle(target_handle); | ||
| 211 | } | ||
| 212 | |||
| 213 | return ret; | ||
| 214 | } | ||
| 215 | gate_result_t gate_ipcsharedmem_destroy(gate_ipcsharedmem_t shmem) | ||
| 216 | { | ||
| 217 | gate_result_t ret = GATE_RESULT_OK; | ||
| 218 | if (shmem) | ||
| 219 | { | ||
| 220 | if (!CloseHandle((HANDLE)shmem)) | ||
| 221 | { | ||
| 222 | ret = GATE_RESULT_FAILED; | ||
| 223 | } | ||
| 224 | } | ||
| 225 | return ret; | ||
| 226 | } | ||
| 227 | gate_result_t gate_ipcsharedmem_attach(gate_ipcsharedmem_t shmem, void** ptr_dataptr) | ||
| 228 | { | ||
| 229 | HANDLE hmem = (HANDLE)shmem; | ||
| 230 | gate_ipcsharedmem_data_t* ptr_data = NULL; | ||
| 231 | void* ptr = MapViewOfFile((HANDLE)hmem, FILE_MAP_READ | FILE_MAP_WRITE, 0, 0, 0); | ||
| 232 | if (!ptr) | ||
| 233 | { | ||
| 234 | return GATE_RESULT_FAILED; | ||
| 235 | } | ||
| 236 | else | ||
| 237 | { | ||
| 238 | ptr_data = (gate_ipcsharedmem_data_t*)ptr; | ||
| 239 | if (ptr_dataptr) | ||
| 240 | { | ||
| 241 | *ptr_dataptr = (void*)&ptr_data->data; | ||
| 242 | } | ||
| 243 | else | ||
| 244 | { | ||
| 245 | UnmapViewOfFile(ptr); | ||
| 246 | } | ||
| 247 | return GATE_RESULT_OK; | ||
| 248 | } | ||
| 249 | } | ||
| 250 | gate_result_t gate_ipcsharedmem_detach(gate_ipcsharedmem_t shmem, void* dataptr) | ||
| 251 | { | ||
| 252 | static gate_size_t offset = offsetof(gate_ipcsharedmem_data_t, data); | ||
| 253 | char* root_ptr = ((char*)dataptr) - offset; | ||
| 254 | gate_ipcsharedmem_data_t* ptr_data = (gate_ipcsharedmem_data_t*)root_ptr; | ||
| 255 | |||
| 256 | GATE_UNUSED_ARG(shmem); | ||
| 257 | |||
| 258 | if (!dataptr) | ||
| 259 | { | ||
| 260 | return GATE_RESULT_INVALIDARG; | ||
| 261 | } | ||
| 262 | |||
| 263 | if (!UnmapViewOfFile((void*)ptr_data)) | ||
| 264 | { | ||
| 265 | return GATE_RESULT_FAILED; | ||
| 266 | } | ||
| 267 | return GATE_RESULT_OK; | ||
| 268 | } | ||
| 269 | |||
| 270 | #endif /* GATE_IO_SHAREDMEM_WINAPI */ | ||
| 271 | |||
| 272 | |||
| 273 | |||
| 274 | |||
| 275 | #if defined(GATE_IO_SHAREDMEM_POSIX) | ||
| 276 | |||
| 277 | #include "gate/platforms.h" | ||
| 278 | #include "gate/utilities.h" | ||
| 279 | #include <sys/shm.h> | ||
| 280 | |||
| 281 | 2 | gate_result_t gate_ipcsharedmem_create(gate_ipcsharedmem_t* ptr_ipc_mem, gate_size_t memsize, gate_enumint_t flags, gate_string_t* out_uid) | |
| 282 | { | ||
| 283 | 2 | gate_result_t ret = GATE_RESULT_FAILED; | |
| 284 | int id; | ||
| 285 | gate_ipcsharedmem_data_t* ptr; | ||
| 286 | int err_code; | ||
| 287 | 2 | gate_size_t total_size = sizeof(gate_ipcsharedmem_data_t) + memsize; | |
| 288 | |||
| 289 | do | ||
| 290 | { | ||
| 291 | 2 | id = shmget(IPC_PRIVATE, total_size, IPC_CREAT | SHM_R | SHM_W); | |
| 292 |
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2 | if (id == -1) |
| 293 | { | ||
| 294 | ✗ | err_code = gate_posix_errno(&ret); | |
| 295 | ✗ | break; | |
| 296 | } | ||
| 297 | |||
| 298 | 2 | ptr = (gate_ipcsharedmem_data_t*)shmat(id, NULL, 0); | |
| 299 |
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2 | if (ptr == ((void*)-1)) |
| 300 | { | ||
| 301 | ✗ | err_code = gate_posix_errno(&ret); | |
| 302 | ✗ | shmctl(id, IPC_RMID, NULL); | |
| 303 | ✗ | break; | |
| 304 | } | ||
| 305 | |||
| 306 | 2 | gate_mem_clear(ptr, total_size); | |
| 307 | 2 | ptr->version = GATE_IO_SHAREDMEM_VERSION_1; | |
| 308 | 2 | ptr->flags = flags; | |
| 309 | 2 | ptr->mem_size = memsize; | |
| 310 | |||
| 311 | 2 | shmdt((void*)ptr); | |
| 312 | |||
| 313 |
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2 | if (out_uid != NULL) |
| 314 | { | ||
| 315 |
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2 | if (NULL == gate_util_int_to_string(out_uid, id)) |
| 316 | { | ||
| 317 | ✗ | ret = GATE_RESULT_OUTOFMEMORY; | |
| 318 | ✗ | shmctl(id, IPC_RMID, NULL); | |
| 319 | ✗ | break; | |
| 320 | } | ||
| 321 | } | ||
| 322 | |||
| 323 | 2 | *ptr_ipc_mem = (void*)(gate_intptr_t)id; | |
| 324 | 2 | ret = GATE_RESULT_OK; | |
| 325 | } while (0); | ||
| 326 | |||
| 327 | 2 | return ret; | |
| 328 | } | ||
| 329 | ✗ | gate_result_t gate_ipcsharedmem_open(gate_ipcsharedmem_t* ptr_ipc_mem, gate_string_t const* uid, gate_size_t* out_memsize, gate_enumint_t* out_flags) | |
| 330 | { | ||
| 331 | ✗ | gate_result_t ret = GATE_RESULT_FAILED; | |
| 332 | gate_int64_t parsed_id; | ||
| 333 | int id; | ||
| 334 | int err_code; | ||
| 335 | gate_ipcsharedmem_data_t* ptr; | ||
| 336 | |||
| 337 | do | ||
| 338 | { | ||
| 339 | ✗ | if (0 == gate_str_parse_int64(uid->str, uid->length, &parsed_id)) | |
| 340 | { | ||
| 341 | ✗ | ret = GATE_RESULT_INVALIDARG; | |
| 342 | ✗ | break; | |
| 343 | } | ||
| 344 | ✗ | id = (int)parsed_id; | |
| 345 | ✗ | ptr = shmat(id, NULL, 0); | |
| 346 | ✗ | if (((void*)ptr) == ((void*)-1)) | |
| 347 | { | ||
| 348 | ✗ | err_code = gate_posix_errno(&ret); | |
| 349 | ✗ | break; | |
| 350 | } | ||
| 351 | |||
| 352 | ✗ | if (out_memsize) | |
| 353 | { | ||
| 354 | ✗ | *out_memsize = ptr->mem_size; | |
| 355 | } | ||
| 356 | ✗ | if (out_flags) | |
| 357 | { | ||
| 358 | ✗ | *out_flags = ptr->flags; | |
| 359 | } | ||
| 360 | ✗ | shmdt((void*)ptr); | |
| 361 | |||
| 362 | ✗ | *ptr_ipc_mem = (void*)(gate_intptr_t)id; | |
| 363 | ✗ | ret = GATE_RESULT_OK; | |
| 364 | } while (0); | ||
| 365 | |||
| 366 | ✗ | return ret; | |
| 367 | } | ||
| 368 | 2 | gate_result_t gate_ipcsharedmem_destroy(gate_ipcsharedmem_t shmem) | |
| 369 | { | ||
| 370 | 2 | gate_result_t ret = GATE_RESULT_OK; | |
| 371 | 2 | int id = (int)(intptr_t)shmem; | |
| 372 | do | ||
| 373 | { | ||
| 374 | 2 | shmctl(id, IPC_RMID, NULL); | |
| 375 | 2 | ret = GATE_RESULT_OK; | |
| 376 | } while (0); | ||
| 377 | |||
| 378 | 2 | return ret; | |
| 379 | } | ||
| 380 | 2 | gate_result_t gate_ipcsharedmem_attach(gate_ipcsharedmem_t shmem, void** ptr_dataptr) | |
| 381 | { | ||
| 382 | 2 | gate_result_t ret = GATE_RESULT_FAILED; | |
| 383 | 2 | int id = (int)(intptr_t)shmem; | |
| 384 | 2 | gate_ipcsharedmem_data_t* ptr = NULL; | |
| 385 | |||
| 386 | do | ||
| 387 | { | ||
| 388 | 2 | ptr = (gate_ipcsharedmem_data_t*)shmat(id, NULL, 0); | |
| 389 |
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2 | if (((void*)ptr) == ((void*)-1)) |
| 390 | { | ||
| 391 | ✗ | ret = GATE_RESULT_FAILED; | |
| 392 | ✗ | break; | |
| 393 | } | ||
| 394 |
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2 | if (ptr_dataptr) |
| 395 | { | ||
| 396 | 2 | *ptr_dataptr = (void*)(ptr + 1); | |
| 397 | } | ||
| 398 | 2 | ret = GATE_RESULT_OK; | |
| 399 | } while (0); | ||
| 400 | 2 | return ret; | |
| 401 | } | ||
| 402 | 2 | gate_result_t gate_ipcsharedmem_detach(gate_ipcsharedmem_t handle, void* dataptr) | |
| 403 | { | ||
| 404 | 2 | gate_result_t ret = GATE_RESULT_FAILED; | |
| 405 | gate_ipcsharedmem_data_t* ptr; | ||
| 406 | do | ||
| 407 | { | ||
| 408 |
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2 | if (dataptr == NULL) |
| 409 | { | ||
| 410 | ✗ | ret = GATE_RESULT_NULLPOINTER; | |
| 411 | ✗ | break; | |
| 412 | } | ||
| 413 | 2 | ptr = (gate_ipcsharedmem_data_t*)dataptr; | |
| 414 | 2 | --ptr; | |
| 415 | 2 | shmdt((void*)ptr); | |
| 416 | 2 | ret = GATE_RESULT_OK; | |
| 417 | } while (0); | ||
| 418 | 2 | return ret; | |
| 419 | } | ||
| 420 | |||
| 421 | #endif /* GATE_IO_SHAREDMEM_POSIX */ | ||
| 422 | |||
| 423 | |||
| 424 | |||
| 425 | |||
| 426 | #if defined(GATE_IO_SHAREDMEM_NO_IMPL) | ||
| 427 | |||
| 428 | gate_result_t gate_ipcsharedmem_create(gate_ipcsharedmem_t* mem, gate_size_t memsize, gate_enumint_t flags, gate_string_t* out_uid) | ||
| 429 | { | ||
| 430 | (void)mem; | ||
| 431 | (void)memsize; | ||
| 432 | (void)flags; | ||
| 433 | (void)out_uid; | ||
| 434 | return GATE_RESULT_NOTIMPLEMENTED; | ||
| 435 | } | ||
| 436 | gate_result_t gate_ipcsharedmem_open(gate_ipcsharedmem_t* mem, gate_string_t const* uid, gate_size_t* out_memsize, gate_enumint_t* out_flags) | ||
| 437 | { | ||
| 438 | (void)mem; | ||
| 439 | (void)uid; | ||
| 440 | (void)out_memsize; | ||
| 441 | (void)out_flags; | ||
| 442 | return GATE_RESULT_NOTIMPLEMENTED; | ||
| 443 | } | ||
| 444 | gate_result_t gate_ipcsharedmem_destroy(gate_ipcsharedmem_t handle) | ||
| 445 | { | ||
| 446 | (void)handle; | ||
| 447 | return GATE_RESULT_NOTIMPLEMENTED; | ||
| 448 | } | ||
| 449 | gate_result_t gate_ipcsharedmem_attach(gate_ipcsharedmem_t handle, void** ptr_dataptr) | ||
| 450 | { | ||
| 451 | (void)handle; | ||
| 452 | (void)ptr_dataptr; | ||
| 453 | return GATE_RESULT_NOTIMPLEMENTED; | ||
| 454 | } | ||
| 455 | gate_result_t gate_ipcsharedmem_detach(gate_ipcsharedmem_t handle, void* dataptr) | ||
| 456 | { | ||
| 457 | (void)handle; | ||
| 458 | (void)dataptr; | ||
| 459 | return GATE_RESULT_NOTIMPLEMENTED; | ||
| 460 | } | ||
| 461 | |||
| 462 | #endif /* GATE_IO_SHAREDMEM_NO_IMPL */ | ||
| 463 | |||
| 464 |