#if HAVE_CRT #define _CRTDBG_MAP_ALLOC #include <stdlib.h> #include <crtdbg.h> #endif //HAVE_CRT /* #line 1 "./ragel/tsdp_parser_header_A.rl" */ /* * Copyright (C) 2020, University of the Basque Country (UPV/EHU) * Contact for licensing options: <licensing-mcpttclient(at)mcopenplatform(dot)com> * * The original file was part of Open Source Doubango Framework * Copyright (C) 2010-2011 Mamadou Diop. * Copyright (C) 2012 Doubango Telecom <http://doubango.org> * * This file is part of Open Source Doubango Framework. * * DOUBANGO is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * DOUBANGO is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with DOUBANGO. * */ /**@file tsdp_header_A.c * @brief SDP "a=" header (Attributes). * */ #include "tinysdp/headers/tsdp_header_A.h" #include "tsk_debug.h" #include "tsk_memory.h" #include "tsk_string.h" #include <string.h> /*********************************** * Ragel state machine. */ /* #line 62 "./ragel/tsdp_parser_header_A.rl" */ tsdp_header_A_t* tsdp_header_A_create(const char* field, const char* value) { return tsk_object_new(TSDP_HEADER_A_VA_ARGS(field, value)); } tsdp_header_A_t* tsdp_header_A_create_null() { return tsdp_header_A_create(tsk_null, tsk_null); } int tsdp_header_A_tostring(const tsdp_header_t* header, tsk_buffer_t* output) { if(header){ const tsdp_header_A_t *A = (const tsdp_header_A_t *)header; return tsk_buffer_append_2(output, "%s%s%s", A->field, A->value ? ":" : "", A->value ? A->value : "" ); } return -1; } tsdp_header_t* tsdp_header_A_clone(const tsdp_header_t* header) { if(header){ const tsdp_header_A_t *A = (const tsdp_header_A_t *)header; return (tsdp_header_t*)tsdp_header_A_create(A->field, A->value); } return tsk_null; } tsdp_header_A_t *tsdp_header_A_parse(const char *data, tsk_size_t size) { int cs = 0; const char *p = data; const char *pe = p + size; const char *eof = pe; tsdp_header_A_t *hdr_A = tsdp_header_A_create_null(); const char *tag_start = tsk_null; TSK_RAGEL_DISABLE_WARNINGS_BEGIN() /* #line 93 "./src/headers/tsdp_header_A.c" */ static const char _tsdp_machine_parser_header_A_actions[] = { 0, 1, 0, 1, 1, 1, 2, 2, 0, 2 }; static const char _tsdp_machine_parser_header_A_key_offsets[] = { 0, 0, 1, 3, 18, 19, 35, 35, 36 }; static const char _tsdp_machine_parser_header_A_trans_keys[] = { 97, 32, 61, 32, 33, 37, 39, 126, 42, 43, 45, 46, 48, 57, 65, 90, 95, 122, 10, 13, 33, 37, 39, 58, 126, 42, 43, 45, 46, 48, 57, 65, 90, 95, 122, 13, 13, 0 }; static const char _tsdp_machine_parser_header_A_single_lengths[] = { 0, 1, 2, 5, 1, 6, 0, 1, 1 }; static const char _tsdp_machine_parser_header_A_range_lengths[] = { 0, 0, 0, 5, 0, 5, 0, 0, 0 }; static const char _tsdp_machine_parser_header_A_index_offsets[] = { 0, 0, 2, 5, 16, 18, 30, 31, 33 }; static const char _tsdp_machine_parser_header_A_indicies[] = { 0, 1, 0, 2, 1, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 4, 1, 5, 6, 6, 6, 7, 6, 6, 6, 6, 6, 6, 1, 1, 9, 8, 11, 10, 0 }; static const char _tsdp_machine_parser_header_A_trans_targs[] = { 2, 0, 3, 5, 6, 4, 5, 7, 8, 4, 8, 4 }; static const char _tsdp_machine_parser_header_A_trans_actions[] = { 0, 0, 0, 1, 0, 3, 0, 3, 1, 7, 0, 5 }; static const char _tsdp_machine_parser_header_A_eof_actions[] = { 0, 0, 0, 0, 0, 3, 0, 7, 5 }; static const int tsdp_machine_parser_header_A_start = 1; static const int tsdp_machine_parser_header_A_first_final = 5; static const int tsdp_machine_parser_header_A_error = 0; static const int tsdp_machine_parser_header_A_en_main = 1; /* #line 114 "./ragel/tsdp_parser_header_A.rl" */ /* #line 159 "./src/headers/tsdp_header_A.c" */ { cs = tsdp_machine_parser_header_A_start; } /* #line 115 "./ragel/tsdp_parser_header_A.rl" */ (void)(tsdp_machine_parser_header_A_first_final); (void)(tsdp_machine_parser_header_A_error); (void)(tsdp_machine_parser_header_A_en_main); /* #line 169 "./src/headers/tsdp_header_A.c" */ { int _klen; unsigned int _trans; const char *_acts; unsigned int _nacts; const char *_keys; if ( p == pe ) goto _test_eof; if ( cs == 0 ) goto _out; _resume: _keys = _tsdp_machine_parser_header_A_trans_keys + _tsdp_machine_parser_header_A_key_offsets[cs]; _trans = _tsdp_machine_parser_header_A_index_offsets[cs]; _klen = _tsdp_machine_parser_header_A_single_lengths[cs]; if ( _klen > 0 ) { const char *_lower = _keys; const char *_mid; const char *_upper = _keys + _klen - 1; while (1) { if ( _upper < _lower ) break; _mid = _lower + ((_upper-_lower) >> 1); if ( (*p) < *_mid ) _upper = _mid - 1; else if ( (*p) > *_mid ) _lower = _mid + 1; else { _trans += (_mid - _keys); goto _match; } } _keys += _klen; _trans += _klen; } _klen = _tsdp_machine_parser_header_A_range_lengths[cs]; if ( _klen > 0 ) { const char *_lower = _keys; const char *_mid; const char *_upper = _keys + (_klen<<1) - 2; while (1) { if ( _upper < _lower ) break; _mid = _lower + (((_upper-_lower) >> 1) & ~1); if ( (*p) < _mid[0] ) _upper = _mid - 2; else if ( (*p) > _mid[1] ) _lower = _mid + 2; else { _trans += ((_mid - _keys)>>1); goto _match; } } _trans += _klen; } _match: _trans = _tsdp_machine_parser_header_A_indicies[_trans]; cs = _tsdp_machine_parser_header_A_trans_targs[_trans]; if ( _tsdp_machine_parser_header_A_trans_actions[_trans] == 0 ) goto _again; _acts = _tsdp_machine_parser_header_A_actions + _tsdp_machine_parser_header_A_trans_actions[_trans]; _nacts = (unsigned int) *_acts++; while ( _nacts-- > 0 ) { switch ( *_acts++ ) { case 0: /* #line 42 "./ragel/tsdp_parser_header_A.rl" */ { tag_start = p; } break; case 1: /* #line 46 "./ragel/tsdp_parser_header_A.rl" */ { TSK_PARSER_SET_STRING(hdr_A->field); } break; case 2: /* #line 50 "./ragel/tsdp_parser_header_A.rl" */ { TSK_PARSER_SET_STRING(hdr_A->value); } break; /* #line 261 "./src/headers/tsdp_header_A.c" */ } } _again: if ( cs == 0 ) goto _out; if ( ++p != pe ) goto _resume; _test_eof: {} if ( p == eof ) { const char *__acts = _tsdp_machine_parser_header_A_actions + _tsdp_machine_parser_header_A_eof_actions[cs]; unsigned int __nacts = (unsigned int) *__acts++; while ( __nacts-- > 0 ) { switch ( *__acts++ ) { case 0: /* #line 42 "./ragel/tsdp_parser_header_A.rl" */ { tag_start = p; } break; case 1: /* #line 46 "./ragel/tsdp_parser_header_A.rl" */ { TSK_PARSER_SET_STRING(hdr_A->field); } break; case 2: /* #line 50 "./ragel/tsdp_parser_header_A.rl" */ { TSK_PARSER_SET_STRING(hdr_A->value); } break; /* #line 295 "./src/headers/tsdp_header_A.c" */ } } } _out: {} } /* #line 119 "./ragel/tsdp_parser_header_A.rl" */ TSK_RAGEL_DISABLE_WARNINGS_END() if( cs < /* #line 307 "./src/headers/tsdp_header_A.c" */ 5 /* #line 121 "./ragel/tsdp_parser_header_A.rl" */ ){ TSK_DEBUG_ERROR("Failed to parse \"a=\" header."); TSK_OBJECT_SAFE_FREE(hdr_A); } return hdr_A; } int tsdp_header_A_removeAll_by_field(tsdp_headers_A_L_t *attributes, const char* field) { tsk_list_item_t* item; const tsdp_header_A_t* A; if(!attributes || !field){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } again: tsk_list_foreach(item, attributes){ if(!(A = item->data) || TSDP_HEADER(A)->type != tsdp_htype_A){ continue; } if(tsk_striequals(field, A->field)){ tsk_list_remove_item(attributes, item); goto again; } } return 0; } int tsdp_header_A_removeAll_by_fields(tsdp_headers_A_L_t *attributes, const char** fields, tsk_size_t fields_count) { tsk_size_t i; if(!attributes || !fields){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } for(i = 0; i < fields_count; ++i){ if(!fields[i]){ continue; } tsdp_header_A_removeAll_by_field(attributes, fields[i]); } return 0; } //======================================================== // A header object definition // static tsk_object_t* tsdp_header_A_ctor(tsk_object_t *self, va_list * app) { tsdp_header_A_t *A = self; if(A) { TSDP_HEADER(A)->type = tsdp_htype_A; TSDP_HEADER(A)->tostring = tsdp_header_A_tostring; TSDP_HEADER(A)->clone = tsdp_header_A_clone; TSDP_HEADER(A)->rank = TSDP_HTYPE_A_RANK; A->field = tsk_strdup(va_arg(*app, const char*)); A->value = tsk_strdup(va_arg(*app, const char*)); } else{ TSK_DEBUG_ERROR("Failed to create new A header."); } return self; } static tsk_object_t* tsdp_header_A_dtor(tsk_object_t *self) { tsdp_header_A_t *A = self; if(A){ TSK_FREE(A->field); TSK_FREE(A->value); } else{ TSK_DEBUG_ERROR("Null A header."); } return self; } static int tsdp_header_A_cmp(const tsk_object_t *obj1, const tsk_object_t *obj2) { if(obj1 && obj2){ return tsdp_header_rank_cmp(obj1, obj2); } else{ return -1; } } static const tsk_object_def_t tsdp_header_A_def_s = { sizeof(tsdp_header_A_t), tsdp_header_A_ctor, tsdp_header_A_dtor, tsdp_header_A_cmp }; const tsk_object_def_t *tsdp_header_A_def_t = &tsdp_header_A_def_s;