diff options
Diffstat (limited to 'tinySIP/src/headers/tsip_header_User_Agent.c')
-rw-r--r-- | tinySIP/src/headers/tsip_header_User_Agent.c | 319 |
1 files changed, 319 insertions, 0 deletions
diff --git a/tinySIP/src/headers/tsip_header_User_Agent.c b/tinySIP/src/headers/tsip_header_User_Agent.c new file mode 100644 index 0000000..a054de7 --- /dev/null +++ b/tinySIP/src/headers/tsip_header_User_Agent.c @@ -0,0 +1,319 @@ + +/* #line 1 "./ragel/tsip_parser_header_User_Agent.rl" */ +/* +* Copyright (C) 2010-2011 Mamadou Diop. +* +* Contact: Mamadou Diop <diopmamadou(at)doubango[dot]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 tsip_header_User_Agent.c + * @brief SIP User-Agent/t header. + * + * @author Mamadou Diop <diopmamadou(at)doubango[dot]org> + * + + */ +#include "tinysip/headers/tsip_header_User_Agent.h" + +#include "tinysip/parsers/tsip_parser_uri.h" + +#include "tsk_debug.h" +#include "tsk_memory.h" + +#include <string.h> + +/*********************************** +* Ragel state machine. +*/ + +/* #line 64 "./ragel/tsip_parser_header_User_Agent.rl" */ + + +tsip_header_User_Agent_t* tsip_header_User_Agent_create(const char* ua) +{ + return tsk_object_new(TSIP_HEADER_USER_AGENT_VA_ARGS(ua)); +} + +tsip_header_User_Agent_t* tsip_header_User_Agent_create_null() +{ + return tsip_header_User_Agent_create(tsk_null); +} + +int tsip_header_User_Agent_serialize(const tsip_header_t* header, tsk_buffer_t* output) +{ + if(header){ + const tsip_header_User_Agent_t *User_Agent = (const tsip_header_User_Agent_t *)header; + if(User_Agent->value){ + return tsk_buffer_append(output, User_Agent->value, tsk_strlen(User_Agent->value)); + } + return 0; + } + + return -1; +} + +tsip_header_User_Agent_t *tsip_header_User_Agent_parse(const char *data, tsk_size_t size) +{ + int cs = 0; + const char *p = data; + const char *pe = p + size; + const char *eof = pe; + tsip_header_User_Agent_t *hdr_user_agent = tsip_header_User_Agent_create_null(); + + const char *tag_start = tsk_null; + + +/* #line 83 "./src/headers/tsip_header_User_Agent.c" */ +static const char _tsip_machine_parser_header_User_Agent_actions[] = { + 0, 1, 0, 1, 1, 1, 2, 2, + 0, 1 +}; + +static const char _tsip_machine_parser_header_User_Agent_key_offsets[] = { + 0, 0, 2, 4, 6, 8, 9, 11, + 13, 15, 17, 19, 22, 25, 26, 27 +}; + +static const char _tsip_machine_parser_header_User_Agent_trans_keys[] = { + 85, 117, 83, 115, 69, 101, 82, 114, + 45, 65, 97, 71, 103, 69, 101, 78, + 110, 84, 116, 9, 32, 58, 9, 13, + 32, 13, 10, 0 +}; + +static const char _tsip_machine_parser_header_User_Agent_single_lengths[] = { + 0, 2, 2, 2, 2, 1, 2, 2, + 2, 2, 2, 3, 3, 1, 1, 0 +}; + +static const char _tsip_machine_parser_header_User_Agent_range_lengths[] = { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0 +}; + +static const char _tsip_machine_parser_header_User_Agent_index_offsets[] = { + 0, 0, 3, 6, 9, 12, 14, 17, + 20, 23, 26, 29, 33, 37, 39, 41 +}; + +static const char _tsip_machine_parser_header_User_Agent_indicies[] = { + 0, 0, 1, 2, 2, 1, 3, 3, + 1, 4, 4, 1, 5, 1, 6, 6, + 1, 7, 7, 1, 8, 8, 1, 9, + 9, 1, 10, 10, 1, 10, 10, 11, + 1, 13, 14, 13, 12, 16, 15, 17, + 1, 1, 0 +}; + +static const char _tsip_machine_parser_header_User_Agent_trans_targs[] = { + 2, 0, 3, 4, 5, 6, 7, 8, + 9, 10, 11, 12, 13, 12, 14, 13, + 14, 15 +}; + +static const char _tsip_machine_parser_header_User_Agent_trans_actions[] = { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 1, 1, 7, 0, + 3, 5 +}; + +static const int tsip_machine_parser_header_User_Agent_start = 1; +static const int tsip_machine_parser_header_User_Agent_first_final = 15; +static const int tsip_machine_parser_header_User_Agent_error = 0; + +static const int tsip_machine_parser_header_User_Agent_en_main = 1; + + +/* #line 100 "./ragel/tsip_parser_header_User_Agent.rl" */ + (void)(eof); + (void)(tsip_machine_parser_header_User_Agent_first_final); + (void)(tsip_machine_parser_header_User_Agent_error); + (void)(tsip_machine_parser_header_User_Agent_en_main); + +/* #line 150 "./src/headers/tsip_header_User_Agent.c" */ + { + cs = tsip_machine_parser_header_User_Agent_start; + } + +/* #line 105 "./ragel/tsip_parser_header_User_Agent.rl" */ + +/* #line 157 "./src/headers/tsip_header_User_Agent.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 = _tsip_machine_parser_header_User_Agent_trans_keys + _tsip_machine_parser_header_User_Agent_key_offsets[cs]; + _trans = _tsip_machine_parser_header_User_Agent_index_offsets[cs]; + + _klen = _tsip_machine_parser_header_User_Agent_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 = _tsip_machine_parser_header_User_Agent_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 = _tsip_machine_parser_header_User_Agent_indicies[_trans]; + cs = _tsip_machine_parser_header_User_Agent_trans_targs[_trans]; + + if ( _tsip_machine_parser_header_User_Agent_trans_actions[_trans] == 0 ) + goto _again; + + _acts = _tsip_machine_parser_header_User_Agent_actions + _tsip_machine_parser_header_User_Agent_trans_actions[_trans]; + _nacts = (unsigned int) *_acts++; + while ( _nacts-- > 0 ) + { + switch ( *_acts++ ) + { + case 0: +/* #line 48 "./ragel/tsip_parser_header_User_Agent.rl" */ + { + tag_start = p; + } + break; + case 1: +/* #line 52 "./ragel/tsip_parser_header_User_Agent.rl" */ + { + TSK_PARSER_SET_STRING(hdr_user_agent->value); + } + break; + case 2: +/* #line 56 "./ragel/tsip_parser_header_User_Agent.rl" */ + { + } + break; +/* #line 248 "./src/headers/tsip_header_User_Agent.c" */ + } + } + +_again: + if ( cs == 0 ) + goto _out; + if ( ++p != pe ) + goto _resume; + _test_eof: {} + _out: {} + } + +/* #line 106 "./ragel/tsip_parser_header_User_Agent.rl" */ + + if( cs < +/* #line 264 "./src/headers/tsip_header_User_Agent.c" */ +15 +/* #line 107 "./ragel/tsip_parser_header_User_Agent.rl" */ + ){ + TSK_DEBUG_ERROR("Failed to parse 'User-Agent' header."); + TSK_OBJECT_SAFE_FREE(hdr_user_agent); + } + + return hdr_user_agent; +} + + + + + + + +//======================================================== +// User_Agent header object definition +// + +static tsk_object_t* tsip_header_User_Agent_ctor(tsk_object_t *self, va_list * app) +{ + tsip_header_User_Agent_t *User_Agent = self; + if(User_Agent){ + TSIP_HEADER(User_Agent)->type = tsip_htype_User_Agent; + TSIP_HEADER(User_Agent)->serialize = tsip_header_User_Agent_serialize; + User_Agent->value = tsk_strdup(va_arg(*app, const char*)); + } + else{ + TSK_DEBUG_ERROR("Failed to create new User_Agent header."); + } + return self; +} + +static tsk_object_t* tsip_header_User_Agent_dtor(tsk_object_t *self) +{ + tsip_header_User_Agent_t *User_Agent = self; + if(User_Agent){ + TSK_FREE(User_Agent->value); + TSK_OBJECT_SAFE_FREE(TSIP_HEADER_PARAMS(User_Agent)); + } + else{ + TSK_DEBUG_ERROR("Null User_Agent header."); + } + + return self; +} + +static const tsk_object_def_t tsip_header_User_Agent_def_s = +{ + sizeof(tsip_header_User_Agent_t), + tsip_header_User_Agent_ctor, + tsip_header_User_Agent_dtor, + tsk_null +}; +const tsk_object_def_t *tsip_header_User_Agent_def_t = &tsip_header_User_Agent_def_s; |