diff options
Diffstat (limited to 'tinySIP/ragel/tsip_parser_header_Content_Length.rl')
| -rw-r--r-- | tinySIP/ragel/tsip_parser_header_Content_Length.rl | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/tinySIP/ragel/tsip_parser_header_Content_Length.rl b/tinySIP/ragel/tsip_parser_header_Content_Length.rl new file mode 100644 index 0000000..fdb08cc --- /dev/null +++ b/tinySIP/ragel/tsip_parser_header_Content_Length.rl @@ -0,0 +1,157 @@ +/* +* 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_Content_Length.c + * @brief SIP Content-Length/l header. + * + * @author Mamadou Diop <diopmamadou(at)doubango[dot]org> + * + + */ +#include "tinysip/headers/tsip_header_Content_Length.h" + +#include "tsk_debug.h" +#include "tsk_memory.h" + + + +/*********************************** +* Ragel state machine. +*/ +%%{ + machine tsip_machine_parser_header_Content_Length; + + # Includes + include tsip_machine_utils "./ragel/tsip_machine_utils.rl"; + + action tag{ + tag_start = p; + } + + action parse_content_length{ + TSK_PARSER_SET_INTEGER(hdr_clength->length); + } + + action eob{ + } + + Content_Length = ( "Content-Length"i | "l"i ) HCOLON (DIGIT+)>tag %parse_content_length; + + # Entry point + main := Content_Length :>CRLF @eob; + +}%% + + +tsip_header_Content_Length_t* tsip_header_Content_Length_create(uint32_t length) +{ + return tsk_object_new(TSIP_HEADER_CONTENT_LENGTH_VA_ARGS(length)); +} + +tsip_header_Content_Length_t* tsip_header_Content_Length_create_null() +{ + return tsip_header_Content_Length_create(0); +} + +int tsip_header_Content_Length_serialize(const tsip_header_t* header, tsk_buffer_t* output) +{ + if(header){ + const tsip_header_Content_Length_t *Content_Length = (const tsip_header_Content_Length_t *)header; + return tsk_buffer_append_2(output, "%u", Content_Length->length); + } + + return -1; +} + +tsip_header_Content_Length_t *tsip_header_Content_Length_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_Content_Length_t *hdr_clength = tsip_header_Content_Length_create(0); + + const char *tag_start = tsk_null; + + %%write data; + (void)(eof); + (void)(tsip_machine_parser_header_Content_Length_first_final); + (void)(tsip_machine_parser_header_Content_Length_error); + (void)(tsip_machine_parser_header_Content_Length_en_main); + %%write init; + %%write exec; + + if( cs < %%{ write first_final; }%% ){ + TSK_DEBUG_ERROR("Failed to parse SIP 'Content-Length' header."); + TSK_OBJECT_SAFE_FREE(hdr_clength); + } + + return hdr_clength; +} + + + + + + + +//======================================================== +// Content_Length header object definition +// + +static tsk_object_t* tsip_header_Content_Length_ctor(tsk_object_t *self, va_list * app) +{ + tsip_header_Content_Length_t *Content_Length = self; + if(Content_Length){ + Content_Length->length = va_arg(*app, uint32_t); + + TSIP_HEADER(Content_Length)->type = tsip_htype_Content_Length; + TSIP_HEADER(Content_Length)->serialize = tsip_header_Content_Length_serialize; + } + else{ + TSK_DEBUG_ERROR("Failed to create new Content_Length header."); + } + return self; +} + +static tsk_object_t* tsip_header_Content_Length_dtor(tsk_object_t *self) +{ + tsip_header_Content_Length_t *Content_Length = self; + if(Content_Length){ + TSK_OBJECT_SAFE_FREE(TSIP_HEADER_PARAMS(Content_Length)); + } + else{ + TSK_DEBUG_ERROR("Null Content_Length header."); + } + + return self; +} + +static const tsk_object_def_t tsip_header_Content_Length_def_s = +{ + sizeof(tsip_header_Content_Length_t), + tsip_header_Content_Length_ctor, + tsip_header_Content_Length_dtor, + tsk_null +}; +const tsk_object_def_t *tsip_header_Content_Length_def_t = &tsip_header_Content_Length_def_s; + |
