diff options
Diffstat (limited to 'tinySIP/ragel/tsip_parser_header_Event.rl')
-rw-r--r-- | tinySIP/ragel/tsip_parser_header_Event.rl | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/tinySIP/ragel/tsip_parser_header_Event.rl b/tinySIP/ragel/tsip_parser_header_Event.rl new file mode 100644 index 0000000..42bfe34 --- /dev/null +++ b/tinySIP/ragel/tsip_parser_header_Event.rl @@ -0,0 +1,168 @@ +/* +* 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_Event.c + * @brief SIP Event/o header as per RFC 3265.. + * + * @author Mamadou Diop <diopmamadou(at)doubango[dot]org> + * + + */ +#include "tinysip/headers/tsip_header_Event.h" + +#include "tinysip/parsers/tsip_parser_uri.h" + +#include "tsk_debug.h" +#include "tsk_memory.h" + +#include <string.h> + + + +/*********************************** +* Ragel state machine. +*/ +%%{ + machine tsip_machine_parser_header_Event; + + # Includes + include tsip_machine_utils "./ragel/tsip_machine_utils.rl"; + + action tag{ + tag_start = p; + } + + action parse_package{ + TSK_PARSER_SET_STRING(hdr_event->package); + } + + action parse_param{ + TSK_PARSER_ADD_PARAM(TSIP_HEADER_PARAMS(hdr_event)); + } + + action eob{ + } + + event_param = generic_param>tag %parse_param; + event_package = token_nodot; + event_template = token_nodot; + event_type = (event_package ( "." event_template )*)>tag %parse_package; + + Event = ( "Event"i | "o"i ) HCOLON event_type ( SEMI event_param )*; + + # Entry point + main := Event :>CRLF @eob; + +}%% + + +tsip_header_Event_t* tsip_header_Event_create(const char* package) +{ + return tsk_object_new(TSIP_HEADER_EVENT_VA_ARGS(package)); +} + +int tsip_header_Event_serialize(const tsip_header_t* header, tsk_buffer_t* output) +{ + if(header){ + const tsip_header_Event_t *Event = (const tsip_header_Event_t *)header; + if(Event->package){ + return tsk_buffer_append(output, Event->package, tsk_strlen(Event->package)); + } + return 0; + } + + return -1; +} + +tsip_header_Event_t *tsip_header_Event_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_Event_t *hdr_event = tsip_header_Event_create(tsk_null); + + const char *tag_start = tsk_null; + + %%write data; + (void)(eof); + (void)(tsip_machine_parser_header_Event_first_final); + (void)(tsip_machine_parser_header_Event_error); + (void)(tsip_machine_parser_header_Event_en_main); + %%write init; + %%write exec; + + if( cs < %%{ write first_final; }%% ){ + TSK_DEBUG_ERROR("Failed to parse 'Event' header."); + TSK_OBJECT_SAFE_FREE(hdr_event); + } + + return hdr_event; +} + + + + + + + +//======================================================== +// Event header object definition +// + +static tsk_object_t* tsip_header_Event_ctor(tsk_object_t *self, va_list * app) +{ + tsip_header_Event_t *Event = self; + if(Event){ + TSIP_HEADER(Event)->type = tsip_htype_Event; + TSIP_HEADER(Event)->serialize = tsip_header_Event_serialize; + Event->package = tsk_strdup(va_arg(*app, const char*)); + } + else{ + TSK_DEBUG_ERROR("Failed to create new Event header."); + } + return self; +} + +static tsk_object_t* tsip_header_Event_dtor(tsk_object_t *self) +{ + tsip_header_Event_t *Event = self; + if(Event){ + TSK_FREE(Event->package); + TSK_OBJECT_SAFE_FREE(TSIP_HEADER_PARAMS(Event)); + } + else{ + TSK_DEBUG_ERROR("Null Event header."); + } + + return self; +} + +static const tsk_object_def_t tsip_header_Event_def_s = +{ + sizeof(tsip_header_Event_t), + tsip_header_Event_ctor, + tsip_header_Event_dtor, + tsk_null +}; +const tsk_object_def_t *tsip_header_Event_def_t = &tsip_header_Event_def_s; + |