| 1 | /* | |
| 2 | * Portions of this file Copyright 1999-2005 University of Chicago | |
| 3 | * Portions of this file Copyright 1999-2005 The University of Southern California. | |
| 4 | * | |
| 5 | * This file or a portion of this file is licensed under the | |
| 6 | * terms of the Globus Toolkit Public License, found at | |
| 7 | * http://www.globus.org/toolkit/download/license.html. | |
| 8 | * If you redistribute this file, with or without | |
| 9 | * modifications, you must include this notice in the file. | |
| 10 | */ | |
| 11 | ||
| 12 | #include "globus_common.h" | |
| 13 | #include "globus_i_handler_chain.h" | |
| 14 | #include "globus_extension.h" | |
| 15 | #include "globus_soap_message.h" | |
| 16 | ||
| 17 | globus_extension_registry_t globus_handler_registry = | |
| 18 | { | |
| 19 | NULL, | |
| 20 | GLOBUS_FALSE, | |
| 21 | GLOBUS_FALSE | |
| 22 | }; | |
| 23 | ||
| 24 | 0 | GlobusDebugDefine(GLOBUS_HANDLER); |
| 25 | ||
| 26 | static globus_list_t * globus_l_handler_extensions = NULL; | |
| 27 | static globus_mutex_t globus_l_handler_extensions_mutex; | |
| 28 | ||
| 29 | enum globus_l_handler_debug_levels | |
| 30 | { | |
| 31 | GLOBUS_L_HANDLER_DEBUG_TRACE = 1, | |
| 32 | GLOBUS_L_HANDLER_DEBUG_ERROR = 2 | |
| 33 | }; | |
| 34 | ||
| 35 | #define GlobusHandlerDebugPrintf(level, message) \ | |
| 36 | GlobusDebugPrintf(GLOBUS_HANDLER, level, message) | |
| 37 | ||
| 38 | #define GlobusHandlerDebugEnter() \ | |
| 39 | GlobusHandlerDebugPrintf( \ | |
| 40 | GLOBUS_L_HANDLER_DEBUG_TRACE, \ | |
| 41 | ("[%s] Entering\n", _globus_func_name)) | |
| 42 | ||
| 43 | #define GlobusHandlerDebugExit() \ | |
| 44 | GlobusHandlerDebugPrintf( \ | |
| 45 | GLOBUS_L_HANDLER_DEBUG_TRACE, \ | |
| 46 | ("[%s] Exiting\n", _globus_func_name)) | |
| 47 | ||
| 48 | #define GlobusHandlerErrorHeaderElementNotFound() \ | |
| 49 | globus_error_put( \ | |
| 50 | globus_error_construct_error( \ | |
| 51 | GLOBUS_HANDLER_MODULE, \ | |
| 52 | NULL, \ | |
| 53 | GLOBUS_HANDLER_ERROR_HEADER_ELEMENT_NOT_FOUND, \ | |
| 54 | __FILE__, \ | |
| 55 | _globus_func_name, \ | |
| 56 | __LINE__, \ | |
| 57 | "No Header element found")) | |
| 58 | ||
| 59 | #define GlobusHandlerErrorRegistryLookupFailed(CAUSE, ENDPOINT) \ | |
| 60 | globus_error_put( \ | |
| 61 | globus_error_construct_error( \ | |
| 62 | GLOBUS_HANDLER_MODULE, \ | |
| 63 | (CAUSE ? globus_error_get(CAUSE) : NULL), \ | |
| 64 | GLOBUS_HANDLER_ERROR_REGISTRY_LOOKUP_FAILED, \ | |
| 65 | __FILE__, \ | |
| 66 | _globus_func_name, \ | |
| 67 | __LINE__, \ | |
| 68 | "No handler found at endpoint: %s", ENDPOINT)) | |
| 69 | ||
| 70 | #define GlobusHandlerErrorDefaultTriggerAlreadyDefined() \ | |
| 71 | globus_error_put( \ | |
| 72 | globus_error_construct_error( \ | |
| 73 | GLOBUS_HANDLER_MODULE, \ | |
| 74 | NULL, \ | |
| 75 | GLOBUS_HANDLER_ERROR_DEFAULT_TRIGGER_ALREADY_DEFINED, \ | |
| 76 | __FILE__, \ | |
| 77 | _globus_func_name, \ | |
| 78 | __LINE__, \ | |
| 79 | "A default trigger handler has already been defined")) | |
| 80 | ||
| 81 | #define GlobusHandlerErrorNoTriggersDefined() \ | |
| 82 | globus_error_put( \ | |
| 83 | globus_error_construct_error( \ | |
| 84 | GLOBUS_HANDLER_MODULE, \ | |
| 85 | NULL, \ | |
| 86 | GLOBUS_HANDLER_ERROR_NO_TRIGGERS_DEFINED, \ | |
| 87 | __FILE__, \ | |
| 88 | _globus_func_name, \ | |
| 89 | __LINE__, \ | |
| 90 | "No triggers defined")) | |
| 91 | ||
| 92 | static int | |
| 93 | globus_l_handler_activate(void); | |
| 94 | ||
| 95 | static int | |
| 96 | globus_l_handler_deactivate(void); | |
| 97 | ||
| 98 | #include "version.h" | |
| 99 | ||
| 100 | globus_module_descriptor_t globus_i_handler_module = | |
| 101 | { | |
| 102 | "globus_handler", | |
| 103 | globus_l_handler_activate, | |
| 104 | globus_l_handler_deactivate, | |
| 105 | GLOBUS_NULL, | |
| 106 | GLOBUS_NULL, | |
| 107 | &local_version | |
| 108 | }; | |
| 109 | ||
| 110 | static int | |
| 111 | globus_l_handler_activate(void) | |
| 112 | 0 | { |
| 113 | int rc; | |
| 114 | ||
| 115 | 0 | rc = globus_module_activate(GLOBUS_COMMON_MODULE); |
| 116 | 0 | if(rc != GLOBUS_SUCCESS) |
| 117 | { | |
| 118 | 0 | return rc; |
| 119 | } | |
| 120 | ||
| 121 | 0 | GlobusHandlerDebugEnter(); |
| 122 | ||
| 123 | 0 | rc = globus_module_activate(GLOBUS_SOAP_MESSAGE_MODULE); |
| 124 | 0 | if(rc != GLOBUS_SUCCESS) |
| 125 | { | |
| 126 | 0 | globus_module_deactivate(GLOBUS_COMMON_MODULE); |
| 127 | 0 | return rc; |
| 128 | } | |
| 129 | ||
| 130 | 0 | globus_mutex_init(&globus_l_handler_extensions_mutex, NULL); |
| 131 | ||
| 132 | 0 | GlobusHandlerDebugExit(); |
| 133 | 0 | return GLOBUS_SUCCESS; |
| 134 | } | |
| 135 | ||
| 136 | static | |
| 137 | void | |
| 138 | globus_l_handler_extension_destroy( | |
| 139 | void * ep) | |
| 140 | 0 | { |
| 141 | 0 | char * symbol = (char *) ep; |
| 142 | ||
| 143 | 0 | globus_extension_deactivate(symbol); |
| 144 | 0 | globus_free(symbol); |
| 145 | } | |
| 146 | ||
| 147 | static int | |
| 148 | globus_l_handler_deactivate(void) | |
| 149 | 0 | { |
| 150 | GlobusFuncName(globus_l_handler_deactivate); | |
| 151 | 0 | GlobusHandlerDebugEnter(); |
| 152 | ||
| 153 | 0 | globus_mutex_lock(&globus_l_handler_extensions_mutex); |
| 154 | 0 | if(globus_l_handler_extensions) |
| 155 | { | |
| 156 | 0 | globus_list_destroy_all(globus_l_handler_extensions, |
| 157 | globus_l_handler_extension_destroy); | |
| 158 | 0 | globus_l_handler_extensions = NULL; |
| 159 | } | |
| 160 | 0 | globus_mutex_unlock(&globus_l_handler_extensions_mutex); |
| 161 | 0 | globus_mutex_destroy(&globus_l_handler_extensions_mutex); |
| 162 | ||
| 163 | 0 | globus_module_deactivate(GLOBUS_SOAP_MESSAGE_MODULE); |
| 164 | ||
| 165 | 0 | GlobusHandlerDebugExit(); |
| 166 | 0 | GlobusDebugDestroy(GLOBUS_HANDLER); |
| 167 | ||
| 168 | 0 | globus_module_deactivate(GLOBUS_COMMON_MODULE); |
| 169 | ||
| 170 | 0 | return GLOBUS_SUCCESS; |
| 171 | } | |
| 172 | ||
| 173 | typedef struct globus_l_handler_s | |
| 174 | { | |
| 175 | globus_extension_handle_t extension_handle; | |
| 176 | globus_handler_invoke_func_t invoke; | |
| 177 | globus_handler_trigger_t * trigger; | |
| 178 | } globus_l_handler_t; | |
| 179 | ||
| 180 | globus_result_t | |
| 181 | globus_handler_chain_init( | |
| 182 | globus_handler_chain_t * chain) | |
| 183 | 6330 | { |
| 184 | globus_handler_chain_t new_chain; | |
| 185 | 6330 | globus_result_t result = GLOBUS_SUCCESS; |
| 186 | ||
| 187 | GlobusFuncName(globus_handler_chain_init); | |
| 188 | 6330 | GlobusHandlerDebugEnter(); |
| 189 | ||
| 190 | 6330 | new_chain = globus_malloc(sizeof(globus_i_handler_chain_t)); |
| 191 | 6330 | if(!new_chain) |
| 192 | { | |
| 193 | 0 | result = GlobusSoapMessageErrorOutOfMemory; |
| 194 | 0 | GlobusHandlerDebugExit(); |
| 195 | 0 | return result; |
| 196 | } | |
| 197 | 6330 | memset(new_chain, 0, sizeof(globus_i_handler_chain_t)); |
| 198 | ||
| 199 | 6330 | *chain = new_chain; |
| 200 | ||
| 201 | 6330 | GlobusHandlerDebugExit(); |
| 202 | 6330 | return result; |
| 203 | } | |
| 204 | ||
| 205 | void | |
| 206 | globus_l_handler_destroy( | |
| 207 | void * h) | |
| 208 | 22090 | { |
| 209 | globus_l_handler_t * entry; | |
| 210 | ||
| 211 | 22090 | entry = (globus_l_handler_t *) h; |
| 212 | ||
| 213 | 22090 | if(entry) |
| 214 | { | |
| 215 | 22090 | free(entry); |
| 216 | } | |
| 217 | } | |
| 218 | ||
| 219 | void | |
| 220 | globus_handler_chain_destroy( | |
| 221 | globus_handler_chain_t chain) | |
| 222 | 9395 | { |
| 223 | globus_extension_handle_t ext; | |
| 224 | globus_list_t * extensions; | |
| 225 | GlobusFuncName(globus_handler_chain_init); | |
| 226 | 9395 | GlobusHandlerDebugEnter(); |
| 227 | ||
| 228 | 9395 | globus_list_destroy_all(chain->request_handlers, |
| 229 | globus_l_handler_destroy); | |
| 230 | 9395 | globus_list_destroy_all(chain->response_handlers, |
| 231 | globus_l_handler_destroy); | |
| 232 | 9395 | globus_list_destroy_all(chain->request_init_handlers, |
| 233 | globus_l_handler_destroy); | |
| 234 | 9395 | globus_list_destroy_all(chain->request_destroy_handlers, |
| 235 | globus_l_handler_destroy); | |
| 236 | 9395 | globus_list_destroy_all(chain->response_init_handlers, |
| 237 | globus_l_handler_destroy); | |
| 238 | 9395 | globus_list_destroy_all(chain->response_destroy_handlers, |
| 239 | globus_l_handler_destroy); | |
| 240 | 9395 | if(chain->triggers) |
| 241 | { | |
| 242 | 3160 | globus_hashtable_destroy_all( |
| 243 | &chain->triggers, | |
| 244 | globus_l_handler_destroy); | |
| 245 | } | |
| 246 | ||
| 247 | 9395 | extensions = chain->extensions; |
| 248 | 25110 | while(extensions) |
| 249 | { | |
| 250 | 6320 | ext = globus_list_first(extensions); |
| 251 | 6320 | globus_extension_release(ext); |
| 252 | 6320 | extensions = globus_list_rest(extensions); |
| 253 | } | |
| 254 | ||
| 255 | 9395 | globus_list_free(chain->extensions); |
| 256 | ||
| 257 | 9395 | globus_free(chain); |
| 258 | ||
| 259 | 9395 | GlobusHandlerDebugExit(); |
| 260 | } | |
| 261 | ||
| 262 | static | |
| 263 | void | |
| 264 | globus_l_handler_hash_entry_copy( | |
| 265 | void ** dest_key, | |
| 266 | void ** dest_datum, | |
| 267 | void * src_key, | |
| 268 | void * src_datum) | |
| 269 | 15325 | { |
| 270 | globus_l_handler_t * dest_handler; | |
| 271 | globus_l_handler_t * src_handler; | |
| 272 | ||
| 273 | 15325 | src_handler = (globus_l_handler_t *)src_datum; |
| 274 | 15325 | dest_handler = globus_malloc(sizeof(globus_l_handler_t)); |
| 275 | 15325 | if(!dest_handler) |
| 276 | { | |
| 277 | 0 | *dest_key = NULL; |
| 278 | 0 | *dest_datum = NULL; |
| 279 | } | |
| 280 | ||
| 281 | 15325 | memset(dest_handler, 0, sizeof(globus_l_handler_t)); |
| 282 | ||
| 283 | 15325 | dest_handler->invoke = src_handler->invoke; |
| 284 | 15325 | dest_handler->trigger = src_handler->trigger; |
| 285 | ||
| 286 | 15325 | *dest_datum = (void *)dest_handler; |
| 287 | 15325 | *dest_key = (void *)dest_handler->trigger->element; |
| 288 | } | |
| 289 | ||
| 290 | static | |
| 291 | globus_result_t | |
| 292 | globus_l_handle_chain_copy( | |
| 293 | globus_list_t ** dest, | |
| 294 | globus_list_t * src) | |
| 295 | 18390 | { |
| 296 | 18390 | globus_result_t result = GLOBUS_SUCCESS; |
| 297 | globus_l_handler_t * src_handler; | |
| 298 | globus_l_handler_t * new_handler; | |
| 299 | GlobusFuncName(globus_l_handler_chain_copy); | |
| 300 | 18390 | GlobusHandlerDebugEnter(); |
| 301 | ||
| 302 | 6130 | for(; !globus_list_empty(src); src = globus_list_rest(src)) |
| 303 | { | |
| 304 | 6130 | src_handler = globus_list_first(src); |
| 305 | ||
| 306 | 6130 | new_handler = globus_malloc(sizeof(globus_l_handler_t)); |
| 307 | 6130 | if(!new_handler) |
| 308 | { | |
| 309 | 0 | result = GlobusSoapMessageErrorOutOfMemory; |
| 310 | 0 | GlobusHandlerDebugExit(); |
| 311 | 0 | return result; |
| 312 | } | |
| 313 | ||
| 314 | 6130 | memset(new_handler, 0, sizeof(globus_l_handler_t)); |
| 315 | ||
| 316 | 6130 | new_handler->invoke = src_handler->invoke; |
| 317 | 6130 | globus_list_insert(dest, new_handler); |
| 318 | 6130 | dest = globus_list_rest_ref(*dest); |
| 319 | } | |
| 320 | ||
| 321 | 18390 | GlobusHandlerDebugExit(); |
| 322 | 18390 | return result; |
| 323 | } | |
| 324 | ||
| 325 | globus_result_t | |
| 326 | globus_handler_chain_copy( | |
| 327 | globus_handler_chain_t * dest, | |
| 328 | globus_handler_chain_t src) | |
| 329 | 3065 | { |
| 330 | globus_extension_handle_t ext; | |
| 331 | globus_list_t * extensions; | |
| 332 | globus_handler_chain_t new_chain; | |
| 333 | 3065 | globus_result_t result = GLOBUS_SUCCESS; |
| 334 | ||
| 335 | GlobusFuncName(globus_handler_chain_copy); | |
| 336 | 3065 | GlobusHandlerDebugEnter(); |
| 337 | ||
| 338 | 3065 | new_chain = globus_malloc(sizeof(globus_i_handler_chain_t)); |
| 339 | 3065 | if(!new_chain) |
| 340 | { | |
| 341 | 0 | result = GlobusSoapMessageErrorOutOfMemory; |
| 342 | 0 | goto exit; |
| 343 | } | |
| 344 | ||
| 345 | 3065 | memset(new_chain, 0, sizeof(globus_i_handler_chain_t)); |
| 346 | ||
| 347 | 3065 | result = globus_l_handle_chain_copy( |
| 348 | &new_chain->request_handlers, src->request_handlers); | |
| 349 | 3065 | if(result != GLOBUS_SUCCESS) |
| 350 | { | |
| 351 | 3065 | goto error; |
| 352 | } | |
| 353 | ||
| 354 | 3065 | result = globus_l_handle_chain_copy( |
| 355 | &new_chain->response_handlers, src->response_handlers); | |
| 356 | 3065 | if(result != GLOBUS_SUCCESS) |
| 357 | { | |
| 358 | 3065 | goto destroy_request_handlers; |
| 359 | } | |
| 360 | ||
| 361 | 3065 | result = globus_l_handle_chain_copy( |
| 362 | &new_chain->request_init_handlers, src->request_init_handlers); | |
| 363 | 3065 | if(result != GLOBUS_SUCCESS) |
| 364 | { | |
| 365 | 3065 | goto destroy_response_handlers; |
| 366 | } | |
| 367 | ||
| 368 | 3065 | result = globus_l_handle_chain_copy( |
| 369 | &new_chain->request_destroy_handlers, src->request_destroy_handlers); | |
| 370 | 3065 | if(result != GLOBUS_SUCCESS) |
| 371 | { | |
| 372 | 3065 | goto destroy_request_init_handlers; |
| 373 | } | |
| 374 | ||
| 375 | 3065 | result = globus_l_handle_chain_copy( |
| 376 | &new_chain->response_init_handlers, src->response_init_handlers); | |
| 377 | 3065 | if(result != GLOBUS_SUCCESS) |
| 378 | { | |
| 379 | 3065 | goto destroy_request_destroy_handlers; |
| 380 | } | |
| 381 | ||
| 382 | 3065 | result = globus_l_handle_chain_copy( |
| 383 | &new_chain->response_destroy_handlers, src->response_destroy_handlers); | |
| 384 | 3065 | if(result != GLOBUS_SUCCESS) |
| 385 | { | |
| 386 | 3065 | goto destroy_response_init_handlers; |
| 387 | } | |
| 388 | ||
| 389 | 3065 | if(src->triggers) |
| 390 | { | |
| 391 | 3065 | globus_hashtable_copy( |
| 392 | &new_chain->triggers, | |
| 393 | &src->triggers, | |
| 394 | globus_l_handler_hash_entry_copy); | |
| 395 | } | |
| 396 | ||
| 397 | 3065 | new_chain->default_trigger = src->default_trigger; |
| 398 | ||
| 399 | 3065 | extensions = src->extensions; |
| 400 | 12260 | while(extensions) |
| 401 | { | |
| 402 | 6130 | ext = globus_list_first(extensions); |
| 403 | 6130 | globus_extension_reference(ext); |
| 404 | 6130 | globus_list_insert(&new_chain->extensions, (void *)ext); |
| 405 | 6130 | extensions = globus_list_rest(extensions); |
| 406 | } | |
| 407 | ||
| 408 | 3065 | *dest = new_chain; |
| 409 | ||
| 410 | 3065 | GlobusHandlerDebugExit(); |
| 411 | 3065 | return result; |
| 412 | ||
| 413 | 0 | destroy_response_init_handlers: |
| 414 | 0 | globus_list_destroy_all( |
| 415 | new_chain->response_init_handlers, globus_l_handler_destroy); | |
| 416 | ||
| 417 | 0 | destroy_request_destroy_handlers: |
| 418 | 0 | globus_list_destroy_all( |
| 419 | new_chain->request_destroy_handlers, globus_l_handler_destroy); | |
| 420 | ||
| 421 | 0 | destroy_request_init_handlers: |
| 422 | 0 | globus_list_destroy_all( |
| 423 | new_chain->request_init_handlers, globus_l_handler_destroy); | |
| 424 | ||
| 425 | 0 | destroy_response_handlers: |
| 426 | 0 | globus_list_destroy_all( |
| 427 | new_chain->response_handlers, globus_l_handler_destroy); | |
| 428 | ||
| 429 | 0 | destroy_request_handlers: |
| 430 | 0 | globus_list_destroy_all( |
| 431 | new_chain->request_handlers, globus_l_handler_destroy); | |
| 432 | ||
| 433 | 0 | error: |
| 434 | 0 | globus_free(new_chain); |
| 435 | ||
| 436 | 0 | exit: |
| 437 | 0 | GlobusHandlerDebugExit(); |
| 438 | 0 | return result; |
| 439 | } | |
| 440 | ||
| 441 | static | |
| 442 | int | |
| 443 | globus_l_handler_chain_list_insert_last( | |
| 444 | globus_list_t * volatile * headp, | |
| 445 | void * datum) | |
| 446 | 95 | { |
| 447 | 95 | globus_list_t * entry = NULL; |
| 448 | globus_list_t * tmp_list; | |
| 449 | ||
| 450 | 95 | if(!*headp) |
| 451 | { | |
| 452 | 95 | globus_list_insert(headp, datum); |
| 453 | } | |
| 454 | else | |
| 455 | { | |
| 456 | 0 | tmp_list = *headp; |
| 457 | ||
| 458 | 0 | while(tmp_list->next) |
| 459 | { | |
| 460 | 0 | tmp_list = globus_list_rest(tmp_list); |
| 461 | } | |
| 462 | 0 | globus_list_insert(&entry, datum); |
| 463 | 0 | tmp_list->next = entry; |
| 464 | } | |
| 465 | ||
| 466 | 95 | return 0; |
| 467 | } | |
| 468 | ||
| 469 | static | |
| 470 | globus_result_t | |
| 471 | globus_l_handler_chain_push( | |
| 472 | globus_list_t ** chain, | |
| 473 | globus_extension_handle_t extension_handle, | |
| 474 | globus_handler_invoke_func_t invoke, | |
| 475 | globus_bool_t last) | |
| 476 | 190 | { |
| 477 | 190 | globus_result_t result = GLOBUS_SUCCESS; |
| 478 | globus_l_handler_t * handler; | |
| 479 | GlobusFuncName(globus_handler_chain_push); | |
| 480 | 190 | GlobusHandlerDebugEnter(); |
| 481 | ||
| 482 | 190 | handler = globus_malloc(sizeof(globus_l_handler_t)); |
| 483 | 190 | if(!handler) |
| 484 | { | |
| 485 | 0 | result = GlobusSoapMessageErrorOutOfMemory; |
| 486 | 0 | goto exit; |
| 487 | } | |
| 488 | ||
| 489 | 190 | memset(handler, 0, sizeof(globus_l_handler_t)); |
| 490 | 190 | handler->invoke = invoke; |
| 491 | ||
| 492 | 190 | if(last) |
| 493 | { | |
| 494 | 95 | globus_l_handler_chain_list_insert_last(chain, handler); |
| 495 | } | |
| 496 | else | |
| 497 | { | |
| 498 | 95 | globus_list_insert(chain, handler); |
| 499 | } | |
| 500 | ||
| 501 | 190 | exit: |
| 502 | 190 | GlobusHandlerDebugExit(); |
| 503 | 190 | return result; |
| 504 | } | |
| 505 | ||
| 506 | globus_result_t | |
| 507 | globus_l_handler_triggers_insert( | |
| 508 | globus_hashtable_t * triggers, | |
| 509 | globus_extension_handle_t ext, | |
| 510 | globus_list_t * trigger_list) | |
| 511 | 190 | { |
| 512 | 190 | globus_result_t result = GLOBUS_SUCCESS; |
| 513 | globus_list_t * trigger_iter; | |
| 514 | globus_handler_trigger_t * trigger; | |
| 515 | globus_l_handler_t * handler; | |
| 516 | GlobusFuncName(globus_handler_chain_push); | |
| 517 | 190 | GlobusHandlerDebugEnter(); |
| 518 | ||
| 519 | 190 | if(!*triggers) |
| 520 | { | |
| 521 | 95 | globus_hashtable_init( |
| 522 | triggers, 20, xsd_QName_hash, xsd_QName_keyeq); | |
| 523 | } | |
| 524 | ||
| 525 | 190 | trigger_iter = trigger_list; |
| 526 | 1270 | while(trigger_iter) |
| 527 | { | |
| 528 | 890 | trigger = globus_list_first(trigger_iter); |
| 529 | ||
| 530 | 890 | handler = globus_malloc(sizeof(globus_l_handler_t)); |
| 531 | 890 | if(!handler) |
| 532 | { | |
| 533 | 0 | result = GlobusSoapMessageErrorOutOfMemory; |
| 534 | 0 | goto exit; |
| 535 | } | |
| 536 | ||
| 537 | 890 | memset(handler, 0, sizeof(globus_l_handler_t)); |
| 538 | 890 | handler->trigger = trigger; |
| 539 | ||
| 540 | 890 | globus_hashtable_insert( |
| 541 | triggers, | |
| 542 | handler->trigger->element, | |
| 543 | handler); | |
| 544 | 890 | trigger_iter = globus_list_rest(trigger_iter); |
| 545 | } | |
| 546 | ||
| 547 | 190 | exit: |
| 548 | 190 | GlobusHandlerDebugExit(); |
| 549 | 190 | return result; |
| 550 | } | |
| 551 | ||
| 552 | globus_result_t | |
| 553 | globus_handler_chain_push( | |
| 554 | globus_handler_chain_t chain, | |
| 555 | globus_handler_type_t type, | |
| 556 | const char * endpoint) | |
| 557 | 190 | { |
| 558 | globus_handler_descriptor_t * handler_desc; | |
| 559 | 190 | globus_result_t result = GLOBUS_SUCCESS; |
| 560 | globus_extension_handle_t extension_handle; | |
| 561 | GlobusFuncName(globus_handler_chain_push); | |
| 562 | 190 | GlobusHandlerDebugEnter(); |
| 563 | ||
| 564 | 190 | handler_desc = globus_extension_lookup( |
| 565 | &extension_handle, GLOBUS_HANDLER_REGISTRY, (void *)endpoint); | |
| 566 | 190 | if(!handler_desc) |
| 567 | { | |
| 568 | globus_result_t tmp_result; | |
| 569 | ||
| 570 | 0 | tmp_result = globus_extension_activate(endpoint); |
| 571 | 0 | if(tmp_result != GLOBUS_SUCCESS) |
| 572 | { | |
| 573 | 0 | result = GlobusHandlerErrorRegistryLookupFailed( |
| 574 | tmp_result, endpoint); | |
| 575 | 0 | goto exit; |
| 576 | } | |
| 577 | ||
| 578 | 0 | globus_mutex_lock(&globus_l_handler_extensions_mutex); |
| 579 | 0 | globus_list_insert( |
| 580 | &globus_l_handler_extensions, strdup(endpoint)); | |
| 581 | 0 | globus_mutex_unlock(&globus_l_handler_extensions_mutex); |
| 582 | ||
| 583 | 0 | handler_desc = globus_extension_lookup( |
| 584 | &extension_handle, GLOBUS_HANDLER_REGISTRY, (void *)endpoint); | |
| 585 | 0 | if(!handler_desc) |
| 586 | { | |
| 587 | 0 | result = GlobusHandlerErrorRegistryLookupFailed( |
| 588 | GLOBUS_FAILURE, endpoint); | |
| 589 | 0 | goto exit; |
| 590 | } | |
| 591 | } | |
| 592 | ||
| 593 | 190 | globus_list_insert(&chain->extensions, (void *)extension_handle); |
| 594 | ||
| 595 | 190 | if((type & GLOBUS_HANDLER_TYPE_REQUEST) && handler_desc->request) |
| 596 | { | |
| 597 | 95 | globus_l_handler_chain_push(&chain->request_handlers, |
| 598 | extension_handle, handler_desc->request, GLOBUS_FALSE); | |
| 599 | } | |
| 600 | ||
| 601 | 190 | if((type & GLOBUS_HANDLER_TYPE_RESPONSE) && handler_desc->response) |
| 602 | { | |
| 603 | 95 | globus_l_handler_chain_push(&chain->response_handlers, |
| 604 | extension_handle, handler_desc->response, GLOBUS_TRUE); | |
| 605 | } | |
| 606 | ||
| 607 | 190 | if((type & GLOBUS_HANDLER_TYPE_REQUEST_INIT) && handler_desc->request_init) |
| 608 | { | |
| 609 | 0 | globus_l_handler_chain_push( |
| 610 | &chain->request_init_handlers, | |
| 611 | extension_handle, handler_desc->request_init, GLOBUS_FALSE); | |
| 612 | } | |
| 613 | ||
| 614 | 190 | if((type & GLOBUS_HANDLER_TYPE_RESPONSE_INIT) && handler_desc->response_init) |
| 615 | { | |
| 616 | 0 | globus_l_handler_chain_push( |
| 617 | &chain->response_init_handlers, | |
| 618 | extension_handle, handler_desc->response_init, GLOBUS_FALSE); | |
| 619 | } | |
| 620 | ||
| 621 | 190 | if((type & GLOBUS_HANDLER_TYPE_REQUEST_DESTROY) && handler_desc->request_destroy) |
| 622 | { | |
| 623 | 0 | globus_l_handler_chain_push( |
| 624 | &chain->request_destroy_handlers, | |
| 625 | extension_handle, handler_desc->request_destroy, GLOBUS_FALSE); | |
| 626 | } | |
| 627 | ||
| 628 | 190 | if((type & GLOBUS_HANDLER_TYPE_RESPONSE_DESTROY) && |
| 629 | handler_desc->response_destroy) | |
| 630 | { | |
| 631 | 0 | globus_l_handler_chain_push( |
| 632 | &chain->response_destroy_handlers, | |
| 633 | extension_handle, handler_desc->response_destroy, GLOBUS_FALSE); | |
| 634 | } | |
| 635 | ||
| 636 | ||
| 637 | 190 | if(handler_desc->default_trigger) |
| 638 | { | |
| 639 | 60 | if(chain->default_trigger && |
| 640 | (chain->default_trigger != handler_desc->default_trigger)) | |
| 641 | { | |
| 642 | 0 | result = GlobusHandlerErrorDefaultTriggerAlreadyDefined(); |
| 643 | 0 | goto exit; |
| 644 | } | |
| 645 | ||
| 646 | 60 | chain->default_trigger = handler_desc->default_trigger; |
| 647 | } | |
| 648 | ||
| 649 | 190 | if(handler_desc->trigger_list) |
| 650 | { | |
| 651 | 190 | globus_l_handler_triggers_insert( |
| 652 | &chain->triggers, extension_handle, | |
| 653 | handler_desc->trigger_list); | |
| 654 | } | |
| 655 | ||
| 656 | 190 | exit: |
| 657 | ||
| 658 | 190 | GlobusHandlerDebugExit(); |
| 659 | 190 | return result; |
| 660 | } | |
| 661 | ||
| 662 | static | |
| 663 | void | |
| 664 | globus_l_handler_callback_call_next( | |
| 665 | void * args) | |
| 666 | 82873 | { |
| 667 | globus_l_handler_t * next_handler; | |
| 668 | globus_handler_session_descriptor_t session; | |
| 669 | globus_handler_invoke_func_t trigger; | |
| 670 | 82873 | globus_assert(args); |
| 671 | 82873 | session = (globus_handler_session_descriptor_t) args; |
| 672 | ||
| 673 | 82873 | if(session->trigger) |
| 674 | { | |
| 675 | 23804 | trigger = session->trigger; |
| 676 | 23804 | session->trigger = NULL; |
| 677 | 23804 | trigger(session, session->message, session->result); |
| 678 | 23804 | return; |
| 679 | } | |
| 680 | ||
| 681 | 59069 | if(globus_list_empty(session->remaining_handlers)) |
| 682 | { | |
| 683 | 48758 | session->callback_func(session->result, session->callback_args); |
| 684 | 48758 | globus_free(session); |
| 685 | 48758 | return; |
| 686 | } | |
| 687 | ||
| 688 | 10311 | next_handler = globus_list_first(session->remaining_handlers); |
| 689 | 10311 | session->remaining_handlers = globus_list_rest( |
| 690 | session->remaining_handlers); | |
| 691 | 10311 | next_handler->invoke(session, session->message, session->result); |
| 692 | } | |
| 693 | ||
| 694 | void | |
| 695 | globus_handler_finished( | |
| 696 | globus_handler_session_descriptor_t session, | |
| 697 | globus_result_t result) | |
| 698 | 82873 | { |
| 699 | 82873 | globus_result_t local_result = GLOBUS_SUCCESS; |
| 700 | GlobusFuncName(globus_handler_finished); | |
| 701 | 82873 | GlobusHandlerDebugEnter(); |
| 702 | ||
| 703 | 82873 | session->result = result; |
| 704 | ||
| 705 | 82873 | local_result = globus_callback_register_oneshot( |
| 706 | NULL, NULL, | |
| 707 | globus_l_handler_callback_call_next, | |
| 708 | session); | |
| 709 | 82873 | if(local_result != GLOBUS_SUCCESS) |
| 710 | { | |
| 711 | 0 | globus_panic(GLOBUS_HANDLER_MODULE, |
| 712 | local_result, | |
| 713 | "[%s:%d] Couldn't register callback", | |
| 714 | _globus_func_name, | |
| 715 | __LINE__); | |
| 716 | } | |
| 717 | ||
| 718 | 82873 | GlobusHandlerDebugExit(); |
| 719 | } | |
| 720 | ||
| 721 | globus_bool_t | |
| 722 | globus_handler_chain_has_trigger( | |
| 723 | globus_handler_chain_t chain, | |
| 724 | const xsd_QName * element) | |
| 725 | 0 | { |
| 726 | 0 | if(chain->triggers && globus_hashtable_lookup( |
| 727 | &chain->triggers, | |
| 728 | (void *)element)) | |
| 729 | { | |
| 730 | 0 | return GLOBUS_TRUE; |
| 731 | } | |
| 732 | 0 | return GLOBUS_FALSE; |
| 733 | } | |
| 734 | ||
| 735 | globus_result_t | |
| 736 | globus_handler_chain_register_trigger( | |
| 737 | globus_handler_chain_t chain, | |
| 738 | globus_soap_message_handle_t message, | |
| 739 | const xsd_QName * element, | |
| 740 | globus_handler_callback_func_t callback, | |
| 741 | void * user_args) | |
| 742 | 23804 | { |
| 743 | globus_handler_session_descriptor_t desc; | |
| 744 | globus_l_handler_t * handler; | |
| 745 | 23804 | globus_result_t result = GLOBUS_SUCCESS; |
| 746 | GlobusFuncName(globus_handler_chain_register_trigger); | |
| 747 | 23804 | GlobusHandlerDebugEnter(); |
| 748 | ||
| 749 | 23804 | if(!chain->triggers) |
| 750 | { | |
| 751 | 0 | result = GlobusHandlerErrorNoTriggersDefined(); |
| 752 | 0 | goto exit; |
| 753 | } | |
| 754 | ||
| 755 | 23804 | desc = (globus_handler_session_descriptor_t) globus_malloc( |
| 756 | sizeof(globus_i_handler_session_descriptor_t)); | |
| 757 | 23804 | if(!desc) |
| 758 | { | |
| 759 | 0 | result = GlobusSoapMessageErrorOutOfMemory; |
| 760 | 0 | goto exit; |
| 761 | } | |
| 762 | 23804 | memset(desc, 0, sizeof(globus_i_handler_session_descriptor_t)); |
| 763 | ||
| 764 | 23804 | desc->message = message; |
| 765 | 23804 | desc->callback_func = callback; |
| 766 | 23804 | desc->callback_args = user_args; |
| 767 | ||
| 768 | 23804 | handler = globus_hashtable_lookup( |
| 769 | &chain->triggers, | |
| 770 | (void *)element); | |
| 771 | 23804 | if(handler) |
| 772 | { | |
| 773 | 21720 | desc->trigger = handler->trigger->invoke; |
| 774 | } | |
| 775 | 2084 | else if(chain->default_trigger) |
| 776 | { | |
| 777 | 2084 | desc->trigger = chain->default_trigger; |
| 778 | } | |
| 779 | else | |
| 780 | { | |
| 781 | 0 | result = GLOBUS_HANDLER_STATUS_NOT_TRIGGERED; |
| 782 | 0 | goto exit; |
| 783 | } | |
| 784 | ||
| 785 | 23804 | globus_handler_finished(desc, GLOBUS_SUCCESS); |
| 786 | ||
| 787 | 23804 | exit: |
| 788 | ||
| 789 | 23804 | GlobusHandlerDebugExit(); |
| 790 | 23804 | return result; |
| 791 | } | |
| 792 | ||
| 793 | void | |
| 794 | globus_handler_chain_register_invoke( | |
| 795 | globus_handler_chain_t chain, | |
| 796 | globus_handler_type_t type, | |
| 797 | globus_soap_message_handle_t message, | |
| 798 | globus_handler_callback_func_t callback, | |
| 799 | void * user_args) | |
| 800 | 24954 | { |
| 801 | globus_handler_session_descriptor_t desc; | |
| 802 | GlobusFuncName(globus_handler_chain_register_invoke); | |
| 803 | 24954 | GlobusHandlerDebugEnter(); |
| 804 | ||
| 805 | 24954 | desc = (globus_handler_session_descriptor_t) globus_malloc( |
| 806 | sizeof(globus_i_handler_session_descriptor_t)); | |
| 807 | 24954 | if(!desc) |
| 808 | { | |
| 809 | 0 | globus_handler_finished(NULL, GlobusSoapMessageErrorOutOfMemory); |
| 810 | } | |
| 811 | ||
| 812 | 24954 | memset(desc, 0, sizeof(globus_i_handler_session_descriptor_t)); |
| 813 | ||
| 814 | 24954 | desc->message = message; |
| 815 | 24954 | desc->callback_func = callback; |
| 816 | 24954 | desc->callback_args = user_args; |
| 817 | ||
| 818 | 24954 | switch(type) |
| 819 | { | |
| 820 | case GLOBUS_HANDLER_TYPE_REQUEST_INIT: | |
| 821 | 5196 | desc->remaining_handlers = chain->request_init_handlers; |
| 822 | 5196 | break; |
| 823 | case GLOBUS_HANDLER_TYPE_REQUEST_DESTROY: | |
| 824 | 5195 | desc->remaining_handlers = chain->request_destroy_handlers; |
| 825 | 5195 | break; |
| 826 | case GLOBUS_HANDLER_TYPE_REQUEST: | |
| 827 | 5195 | desc->remaining_handlers = chain->request_handlers; |
| 828 | 5195 | break; |
| 829 | case GLOBUS_HANDLER_TYPE_RESPONSE_INIT: | |
| 830 | 2130 | desc->remaining_handlers = chain->response_init_handlers; |
| 831 | 2130 | break; |
| 832 | case GLOBUS_HANDLER_TYPE_RESPONSE_DESTROY: | |
| 833 | 2122 | desc->remaining_handlers = chain->response_destroy_handlers; |
| 834 | 2122 | break; |
| 835 | case GLOBUS_HANDLER_TYPE_RESPONSE: | |
| 836 | 5116 | desc->remaining_handlers = chain->response_handlers; |
| 837 | 5116 | break; |
| 838 | default: | |
| 839 | 0 | desc->remaining_handlers = NULL; |
| 840 | } | |
| 841 | ||
| 842 | 24954 | globus_handler_finished(desc, GLOBUS_SUCCESS); |
| 843 | ||
| 844 | 24954 | GlobusHandlerDebugExit(); |