167 lines
3.5 KiB
Ragel
167 lines
3.5 KiB
Ragel
/*
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* Copyright (C) 2009 Mamadou Diop.
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*
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* Contact: Mamadou Diop <diopmamadou@yahoo.fr>
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*
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* This file is part of Open Source Doubango Framework.
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*
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* DOUBANGO is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* DOUBANGO is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with DOUBANGO.
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*
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*/
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/**@file tsdp_header_P.c
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* @brief SDP "p=" header (Phone Number).
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*
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* @author Mamadou Diop <diopmamadou(at)yahoo.fr>
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*
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* @date Created: Iat Nov 8 16:54:58 2009 mdiop
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*/
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#include "tinySDP/headers/tsdp_header_P.h"
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#include "tsk_debug.h"
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#include "tsk_memory.h"
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#include "tsk_string.h"
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#include <string.h>
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/***********************************
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* Ragel state machine.
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*/
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%%{
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machine tsdp_machine_parser_header_P;
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# Includes
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include tsdp_machine_utils "./tsdp_machine_utils.rl";
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action tag{
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tag_start = p;
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}
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action parse_value{
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TSK_PARSER_SET_STRING(hdr_P->value);
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}
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P = 'p' SP* "=" SP*<: any*>tag %parse_value;
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# Entry point
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main := P :>CRLF?;
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}%%
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int tsdp_header_P_tostring(const tsdp_header_t* header, tsk_buffer_t* output)
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{
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if(header)
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{
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const tsdp_header_P_t *P = (const tsdp_header_P_t *)header;
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if(P->value){
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tsk_buffer_append(output, P->value, strlen(P->value));
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}
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return 0;
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}
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return -1;
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}
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tsdp_header_t* tsdp_header_P_clone(const tsdp_header_t* header)
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{
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if(header){
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const tsdp_header_P_t *P = (const tsdp_header_P_t *)header;
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return TSDP_HEADER_P_CREATE(P->value);
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}
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return tsk_null;
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}
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tsdp_header_P_t *tsdp_header_P_parse(const char *data, size_t size)
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{
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int cs = 0;
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const char *p = data;
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const char *pe = p + size;
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const char *eof = pe;
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tsdp_header_P_t *hdr_P = TSDP_HEADER_P_CREATE_NULL();
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const char *tag_start;
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%%write data;
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%%write init;
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%%write exec;
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if( cs < %%{ write first_final; }%% ){
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TSK_DEBUG_ERROR("Failed to parse \"p=\" header.");
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TSK_OBJECT_SAFE_FREE(hdr_P);
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}
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return hdr_P;
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}
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//========================================================
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// P header object definition
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//
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static void* tsdp_header_P_create(void *self, va_list * app)
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{
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tsdp_header_P_t *P = self;
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if(P)
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{
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TSDP_HEADER(P)->type = tsdp_htype_P;
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TSDP_HEADER(P)->tostring = tsdp_header_P_tostring;
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TSDP_HEADER(P)->clone = tsdp_header_P_clone;
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TSDP_HEADER(P)->rank = TSDP_HTYPE_P_RANK;
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P->value = tsk_strdup(va_arg(*app, const char*));
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}
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else{
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TSK_DEBUG_ERROR("Failed to create new E header.");
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}
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return self;
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}
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static void* tsdp_header_P_destroy(void *self)
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{
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tsdp_header_P_t *P = self;
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if(P){
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TSK_FREE(P->value);
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}
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else{
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TSK_DEBUG_ERROR("Null P header.");
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}
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return self;
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}
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static int tsdp_header_P_cmp(const tsk_object_t *obj1, const tsk_object_t *obj2)
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{
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if(obj1 && obj2){
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return tsdp_header_rank_cmp(obj1, obj2);
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}
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else{
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return -1;
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}
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}
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static const tsk_object_def_t tsdp_header_P_def_s =
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{
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sizeof(tsdp_header_P_t),
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tsdp_header_P_create,
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tsdp_header_P_destroy,
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tsdp_header_P_cmp
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};
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const tsk_object_def_t *tsdp_header_P_def_t = &tsdp_header_P_def_s;
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