diff options
Diffstat (limited to 'tinySIP/ragel/tsip_parser_header_Session_Expires.rl')
| -rw-r--r-- | tinySIP/ragel/tsip_parser_header_Session_Expires.rl | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/tinySIP/ragel/tsip_parser_header_Session_Expires.rl b/tinySIP/ragel/tsip_parser_header_Session_Expires.rl new file mode 100644 index 0000000..9b266a4 --- /dev/null +++ b/tinySIP/ragel/tsip_parser_header_Session_Expires.rl @@ -0,0 +1,172 @@ + + +/* +* 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_Session_Expires.c + * @brief SIP Min-SE header. + * + * @author Mamadou Diop <diopmamadou(at)doubango[dot]org> + * + + */ +#include "tinysip/headers/tsip_header_Session_Expires.h" + +#include "tinysip/parsers/tsip_parser_uri.h" + +#include "tsk_debug.h" +#include "tsk_memory.h" + + + +/*********************************** +* Ragel state machine. +*/ +%%{ + machine tsip_machine_parser_header_Session_Expires; + + # Includes + include tsip_machine_utils "./ragel/tsip_machine_utils.rl"; + + action tag{ + tag_start = p; + } + + action parse_delta_seconds{ + TSK_PARSER_SET_INTEGER(hdr_session_expires->delta_seconds); + } + + action is_uas{ + hdr_session_expires->refresher_uas = tsk_true; + } + action is_uac{ + hdr_session_expires->refresher_uas = tsk_false; + } + + action parse_param{ + TSK_PARSER_ADD_PARAM(TSIP_HEADER_PARAMS(hdr_session_expires)); + } + + action eob{ + } + + refresher_param = "refresher"i EQUAL ( "uas"i>tag %is_uas | "uac"i>tag %is_uac ); + se_params = (refresher_param)@1 | (generic_param)@0>tag %parse_param; + Session_Expires = ( "Session-Expires"i | "x"i ) HCOLON delta_seconds>tag %parse_delta_seconds ( SEMI se_params )*; + + # Entry point + main := Session_Expires :>CRLF @eob; + +}%% + +tsip_header_Session_Expires_t* tsip_header_Session_Expires_create(int64_t delta_seconds, tsk_bool_t refresher_uas) +{ + return tsk_object_new(TSIP_HEADER_SESSION_EXPIRES_VA_ARGS(delta_seconds, refresher_uas)); +} + +int tsip_header_Session_Expires_serialize(const tsip_header_t* header, tsk_buffer_t* output) +{ + if(header){ + const tsip_header_Session_Expires_t *Session_Expires = (const tsip_header_Session_Expires_t *)header; + if(Session_Expires->delta_seconds >=0){ + return tsk_buffer_append_2(output, "%lld;refresher=%s", + Session_Expires->delta_seconds, Session_Expires->refresher_uas ? "uas" : "uac"); + } + return 0; + } + + return -1; +} + +tsip_header_Session_Expires_t *tsip_header_Session_Expires_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_Session_Expires_t *hdr_session_expires = tsip_header_Session_Expires_create(TSIP_SESSION_EXPIRES_DEFAULT_VALUE, tsk_false); + + const char *tag_start = tsk_null; + + %%write data; + (void)(eof); + (void)(tsip_machine_parser_header_Session_Expires_first_final); + (void)(tsip_machine_parser_header_Session_Expires_error); + (void)(tsip_machine_parser_header_Session_Expires_en_main); + %%write init; + %%write exec; + + if( cs < %%{ write first_final; }%% ){ + TSK_DEBUG_ERROR("Failed to parse 'Session-Expires' header."); + TSK_OBJECT_SAFE_FREE(hdr_session_expires); + } + + return hdr_session_expires; +} + + + + + + + +//======================================================== +// Session_Expires header object definition +// + +static tsk_object_t* tsip_header_Session_Expires_ctor(tsk_object_t *self, va_list * app) +{ + tsip_header_Session_Expires_t *Session_Expires = self; + if(Session_Expires){ + TSIP_HEADER(Session_Expires)->type = tsip_htype_Session_Expires; + TSIP_HEADER(Session_Expires)->serialize = tsip_header_Session_Expires_serialize; + Session_Expires->delta_seconds = va_arg(*app, int64_t); + Session_Expires->refresher_uas = va_arg(*app, tsk_bool_t); + } + else{ + TSK_DEBUG_ERROR("Failed to create new Session-Expires header."); + } + return self; +} + +static tsk_object_t* tsip_header_Session_Expires_dtor(tsk_object_t *self) +{ + tsip_header_Session_Expires_t *Session_Expires = self; + if(Session_Expires){ + TSK_OBJECT_SAFE_FREE(TSIP_HEADER_PARAMS(Session_Expires)); + } + else{ + TSK_DEBUG_ERROR("Null Session-Expires header."); + } + + return self; +} + +static const tsk_object_def_t tsip_header_Session_Expires_def_s = +{ + sizeof(tsip_header_Session_Expires_t), + tsip_header_Session_Expires_ctor, + tsip_header_Session_Expires_dtor, + tsk_null +}; +const tsk_object_def_t *tsip_header_Session_Expires_def_t = &tsip_header_Session_Expires_def_s; + |
