222 lines
5.2 KiB
Ragel
Executable File
222 lines
5.2 KiB
Ragel
Executable File
/*
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* Copyright (C) 2010-2011 Mamadou Diop.
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*
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* Contact: Mamadou Diop <diopmamadou(at)doubango[dot]org>
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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 tsip_header_Date.c
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* @brief SIP DUmmy header.
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*
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* @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
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*
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*/
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#include "tinysip/headers/tsip_header_Date.h"
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#include "tinysip/parsers/tsip_parser_uri.h"
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#include "tsk_debug.h"
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#include "tsk_memory.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 tsip_machine_parser_header_Date;
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# Includes
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include tsip_machine_utils "./ragel/tsip_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_wkday{
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TSK_PARSER_SET_STRING(hdr_Date->wkday);
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}
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action parse_day{
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TSK_PARSER_SET_INTEGER(hdr_Date->day);
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}
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action parse_month{
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TSK_PARSER_SET_STRING(hdr_Date->month);
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}
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action parse_year{
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TSK_PARSER_SET_INTEGER(hdr_Date->year);
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}
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action parse_h{
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TSK_PARSER_SET_INTEGER(hdr_Date->time.h);
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}
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action parse_m{
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TSK_PARSER_SET_INTEGER(hdr_Date->time.m);
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}
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action parse_s{
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TSK_PARSER_SET_INTEGER(hdr_Date->time.s);
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}
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action eob{
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}
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wkday = "Mon"i | "Tue"i | "Wed"i | "Thu"i | "Fri"i | "Sat"i | "Sun"i;
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month = "Jan"i | "Feb"i | "Mar"i | "Apr"i | "May"i | "Jun"i | "Jul"i | "Aug"i | "Sep"i | "Oct"i | "Nov"i | "Dec"i;
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date1 = DIGIT{2}>tag %parse_day SP month>tag %parse_month SP DIGIT{4}>tag %parse_year;
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time = DIGIT{2}>tag %parse_h ":" DIGIT{2}>tag %parse_m ":" DIGIT{2}>tag %parse_s;
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rfc1123_date = wkday>tag %parse_wkday "," SP date1 SP time SP "GMT"i;
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SIP_date = rfc1123_date;
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Date = "Date"i HCOLON SIP_date;
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# Entry point
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main := Date :>CRLF @eob;
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}%%
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tsip_header_Date_t* tsip_header_Date_create(const char* wkday, const char* month, int8_t day, int16_t year, int8_t h, int8_t m, int8_t s)
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{
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return tsk_object_new(TSIP_HEADER_DATE_VA_ARGS(wkday, month, day, year, h, m, s));
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}
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tsip_header_Date_t* tsip_header_Date_create_null()
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{
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return tsip_header_Date_create(tsk_null, tsk_null, -1, -1, -1, -1, -1);
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}
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int tsip_header_Date_serialize(const tsip_header_t* header, tsk_buffer_t* output)
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{
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/* Date: Wed, 28 Apr 2010 23:42:50 GMT */
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if(header){
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const tsip_header_Date_t *Date = (const tsip_header_Date_t *)header;
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if(Date->month){
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tsk_buffer_append_2(output, "%s, %d %s %d %d:%d:%d GMT",
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Date->wkday, Date->day, Date->month, Date->year, Date->time.h, Date->time.m, Date->time.s);
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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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tsip_header_Date_t *tsip_header_Date_parse(const char *data, tsk_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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tsip_header_Date_t *hdr_Date = tsip_header_Date_create_null();
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const char *tag_start = tsk_null;
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%%write data;
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(void)(eof);
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(void)(tsip_machine_parser_header_Date_first_final);
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(void)(tsip_machine_parser_header_Date_error);
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(void)(tsip_machine_parser_header_Date_en_main);
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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 'Date' header.");
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TSK_OBJECT_SAFE_FREE(hdr_Date);
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}
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return hdr_Date;
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}
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//========================================================
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// Date header object definition
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//
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static tsk_object_t* tsip_header_Date_ctor(tsk_object_t *self, va_list * app)
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{
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tsip_header_Date_t *Date = self;
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if(Date){
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const char* wkday;
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const char* month;
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TSIP_HEADER(Date)->type = tsip_htype_Date;
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TSIP_HEADER(Date)->serialize = tsip_header_Date_serialize;
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Date->day = Date->time.h = Date->time.m = Date->time.s = -1;
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Date->year = -1;
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if((wkday = va_arg(*app, const char*))){
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month = va_arg(*app, const char*);
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Date->wkday = tsk_strdup(wkday);
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Date->month = tsk_strdup(month);
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#if defined __GNUC__
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Date->day = (int8_t)va_arg(*app, int);
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Date->year = (int16_t)va_arg(*app, int);
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Date->time.h = (int8_t)va_arg(*app, int);
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Date->time.m = (int8_t)va_arg(*app, int);
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Date->time.s = (int8_t)va_arg(*app, int);
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#else
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Date->day = va_arg(*app, int8_t);
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Date->year = va_arg(*app, int16_t);
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Date->time.h = va_arg(*app, int8_t);
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Date->time.m = va_arg(*app, int8_t);
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Date->time.s = va_arg(*app, int8_t);
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#endif
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}
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}
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else{
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TSK_DEBUG_ERROR("Failed to create new Date header.");
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}
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return self;
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}
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static tsk_object_t* tsip_header_Date_dtor(tsk_object_t *self)
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{
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tsip_header_Date_t *Date = self;
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if(Date){
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TSK_FREE(Date->wkday);
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TSK_FREE(Date->month);
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TSK_OBJECT_SAFE_FREE(TSIP_HEADER_PARAMS(Date));
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}
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else{
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TSK_DEBUG_ERROR("Null Date header.");
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}
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return self;
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}
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static const tsk_object_def_t tsip_header_Date_def_s =
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{
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sizeof(tsip_header_Date_t),
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tsip_header_Date_ctor,
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tsip_header_Date_dtor,
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tsk_null
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};
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const tsk_object_def_t *tsip_header_Date_def_t = &tsip_header_Date_def_s;
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