381 lines
9.4 KiB
C
381 lines
9.4 KiB
C
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/* #line 1 "tmsrp_parser_header_Byte-Range.rl" */
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/*
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* Copyright (C) 2009 Mamadou Diop.
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*
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* Contact: Mamadou Diop <diopmamadou(at)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 tmsrp_header_Byte_Range.c
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* @brief MSRP 'Byte-Range' header.
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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: Sat Nov 8 16:54:58 2009 mdiop
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*/
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#include "tinyMSRP/headers/tmsrp_header_Byte-Range.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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/* #line 82 "tmsrp_parser_header_Byte-Range.rl" */
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int tmsrp_header_Byte_Range_tostring(const tmsrp_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 tmsrp_header_Byte_Range_t *Byte_Range = (const tmsrp_header_Byte_Range_t *)header;
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tsk_istr_t start, end, total;
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if(Byte_Range->start>=0){
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tsk_itoa(Byte_Range->start, &start);
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}
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if(Byte_Range->end>=0){
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tsk_itoa(Byte_Range->end, &end);
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}
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if(Byte_Range->total>=0){
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tsk_itoa(Byte_Range->total, &total);
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}
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return tsk_buffer_appendEx(output, "%s-%s/%s",
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Byte_Range->start>=0 ? start : "*",
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Byte_Range->end>=0 ? end : "*",
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Byte_Range->total>=0 ? total : "*"
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);
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}
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return -1;
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}
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tmsrp_header_Byte_Range_t *tmsrp_header_Byte_Range_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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tmsrp_header_Byte_Range_t *hdr_Byte_Range = TMSRP_HEADER_BYTE_RANGE_CREATE_NULL();
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const char *tag_start;
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/* #line 86 "../src/headers/tmsrp_header_Byte-Range.c" */
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static const char _tmsrp_machine_parser_header_Byte_Range_actions[] = {
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0, 1, 0, 1, 1, 1, 2, 1,
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3
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};
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static const char _tmsrp_machine_parser_header_Byte_Range_key_offsets[] = {
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0, 0, 2, 4, 6, 8, 9, 11,
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13, 15, 17, 19, 20, 21, 23, 26,
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29, 30, 33, 34, 37, 38, 38
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};
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static const char _tmsrp_machine_parser_header_Byte_Range_trans_keys[] = {
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66, 98, 89, 121, 84, 116, 69, 101,
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45, 82, 114, 65, 97, 78, 110, 71,
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103, 69, 101, 58, 32, 48, 57, 45,
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48, 57, 42, 48, 57, 47, 42, 48,
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57, 10, 47, 48, 57, 13, 13, 48,
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57, 0
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};
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static const char _tmsrp_machine_parser_header_Byte_Range_single_lengths[] = {
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0, 2, 2, 2, 2, 1, 2, 2,
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2, 2, 2, 1, 1, 0, 1, 1,
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1, 1, 1, 1, 1, 0, 1
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};
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static const char _tmsrp_machine_parser_header_Byte_Range_range_lengths[] = {
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 1, 1, 1,
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0, 1, 0, 1, 0, 0, 1
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};
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static const char _tmsrp_machine_parser_header_Byte_Range_index_offsets[] = {
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0, 0, 3, 6, 9, 12, 14, 17,
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20, 23, 26, 29, 31, 33, 35, 38,
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41, 43, 46, 48, 51, 53, 54
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};
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static const char _tmsrp_machine_parser_header_Byte_Range_indicies[] = {
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0, 0, 1, 2, 2, 1, 3, 3,
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1, 4, 4, 1, 5, 1, 6, 6,
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1, 7, 7, 1, 8, 8, 1, 9,
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9, 1, 10, 10, 1, 11, 1, 12,
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1, 13, 1, 14, 15, 1, 16, 17,
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1, 18, 1, 19, 20, 1, 21, 1,
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18, 22, 1, 23, 1, 1, 23, 24,
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1, 0
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};
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static const char _tmsrp_machine_parser_header_Byte_Range_trans_targs[] = {
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2, 0, 3, 4, 5, 6, 7, 8,
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9, 10, 11, 12, 13, 14, 15, 14,
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16, 19, 17, 20, 22, 21, 19, 18,
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22
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};
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static const char _tmsrp_machine_parser_header_Byte_Range_trans_actions[] = {
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 1, 3, 0,
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1, 1, 5, 1, 1, 0, 0, 7,
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0
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};
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static const char _tmsrp_machine_parser_header_Byte_Range_eof_actions[] = {
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 7, 0, 7
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};
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static const int tmsrp_machine_parser_header_Byte_Range_start = 1;
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static const int tmsrp_machine_parser_header_Byte_Range_first_final = 20;
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static const int tmsrp_machine_parser_header_Byte_Range_error = 0;
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static const int tmsrp_machine_parser_header_Byte_Range_en_main = 1;
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/* #line 122 "tmsrp_parser_header_Byte-Range.rl" */
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/* #line 165 "../src/headers/tmsrp_header_Byte-Range.c" */
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{
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cs = tmsrp_machine_parser_header_Byte_Range_start;
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}
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/* #line 123 "tmsrp_parser_header_Byte-Range.rl" */
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/* #line 172 "../src/headers/tmsrp_header_Byte-Range.c" */
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{
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int _klen;
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unsigned int _trans;
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const char *_acts;
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unsigned int _nacts;
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const char *_keys;
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if ( p == pe )
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goto _test_eof;
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if ( cs == 0 )
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goto _out;
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_resume:
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_keys = _tmsrp_machine_parser_header_Byte_Range_trans_keys + _tmsrp_machine_parser_header_Byte_Range_key_offsets[cs];
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_trans = _tmsrp_machine_parser_header_Byte_Range_index_offsets[cs];
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_klen = _tmsrp_machine_parser_header_Byte_Range_single_lengths[cs];
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if ( _klen > 0 ) {
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const char *_lower = _keys;
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const char *_mid;
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const char *_upper = _keys + _klen - 1;
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while (1) {
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if ( _upper < _lower )
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break;
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_mid = _lower + ((_upper-_lower) >> 1);
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if ( (*p) < *_mid )
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_upper = _mid - 1;
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else if ( (*p) > *_mid )
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_lower = _mid + 1;
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else {
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_trans += (_mid - _keys);
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goto _match;
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}
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}
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_keys += _klen;
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_trans += _klen;
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}
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_klen = _tmsrp_machine_parser_header_Byte_Range_range_lengths[cs];
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if ( _klen > 0 ) {
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const char *_lower = _keys;
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const char *_mid;
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const char *_upper = _keys + (_klen<<1) - 2;
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while (1) {
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if ( _upper < _lower )
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break;
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_mid = _lower + (((_upper-_lower) >> 1) & ~1);
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if ( (*p) < _mid[0] )
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_upper = _mid - 2;
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else if ( (*p) > _mid[1] )
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_lower = _mid + 2;
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else {
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_trans += ((_mid - _keys)>>1);
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goto _match;
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}
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}
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_trans += _klen;
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}
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_match:
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_trans = _tmsrp_machine_parser_header_Byte_Range_indicies[_trans];
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cs = _tmsrp_machine_parser_header_Byte_Range_trans_targs[_trans];
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if ( _tmsrp_machine_parser_header_Byte_Range_trans_actions[_trans] == 0 )
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goto _again;
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_acts = _tmsrp_machine_parser_header_Byte_Range_actions + _tmsrp_machine_parser_header_Byte_Range_trans_actions[_trans];
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_nacts = (unsigned int) *_acts++;
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while ( _nacts-- > 0 )
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{
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switch ( *_acts++ )
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{
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case 0:
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/* #line 47 "tmsrp_parser_header_Byte-Range.rl" */
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{
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tag_start = p;
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}
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break;
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case 1:
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/* #line 51 "tmsrp_parser_header_Byte-Range.rl" */
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{
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TSK_PARSER_SET_INTEGER_EX(hdr_Byte_Range->start, int64_t, atoi64);
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}
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break;
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case 2:
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/* #line 55 "tmsrp_parser_header_Byte-Range.rl" */
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{
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if(tag_start && *tag_start == '*'){
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hdr_Byte_Range->end = -1;
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}
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else{
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TSK_PARSER_SET_INTEGER_EX(hdr_Byte_Range->end, int64_t, atoi64);
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}
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}
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break;
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case 3:
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/* #line 64 "tmsrp_parser_header_Byte-Range.rl" */
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{
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if(tag_start && *tag_start == '*'){
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hdr_Byte_Range->end = -1;
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}
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else{
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TSK_PARSER_SET_INTEGER_EX(hdr_Byte_Range->total, int64_t, atoi64);
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}
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}
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break;
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/* #line 280 "../src/headers/tmsrp_header_Byte-Range.c" */
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}
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}
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_again:
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if ( cs == 0 )
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goto _out;
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if ( ++p != pe )
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goto _resume;
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_test_eof: {}
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if ( p == eof )
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{
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const char *__acts = _tmsrp_machine_parser_header_Byte_Range_actions + _tmsrp_machine_parser_header_Byte_Range_eof_actions[cs];
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unsigned int __nacts = (unsigned int) *__acts++;
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while ( __nacts-- > 0 ) {
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switch ( *__acts++ ) {
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case 3:
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/* #line 64 "tmsrp_parser_header_Byte-Range.rl" */
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{
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if(tag_start && *tag_start == '*'){
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hdr_Byte_Range->end = -1;
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}
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else{
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TSK_PARSER_SET_INTEGER_EX(hdr_Byte_Range->total, int64_t, atoi64);
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}
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}
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break;
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/* #line 307 "../src/headers/tmsrp_header_Byte-Range.c" */
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}
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}
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}
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_out: {}
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}
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/* #line 124 "tmsrp_parser_header_Byte-Range.rl" */
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if( cs <
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/* #line 318 "../src/headers/tmsrp_header_Byte-Range.c" */
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20
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/* #line 125 "tmsrp_parser_header_Byte-Range.rl" */
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){
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TSK_DEBUG_ERROR("Failed to parse 'Byte-Range' header.");
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TSK_OBJECT_SAFE_FREE(hdr_Byte_Range);
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}
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return hdr_Byte_Range;
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}
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//========================================================
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// Byte_Range header object definition
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//
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static void* tmsrp_header_Byte_Range_create(void *self, va_list * app)
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{
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tmsrp_header_Byte_Range_t *Byte_Range = self;
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if(Byte_Range)
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{
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TMSRP_HEADER(Byte_Range)->type = tmsrp_htype_Byte_Range;
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TMSRP_HEADER(Byte_Range)->tostring = tmsrp_header_Byte_Range_tostring;
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Byte_Range->start = va_arg(*app, int64_t);
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Byte_Range->end = va_arg(*app, int64_t);
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Byte_Range->total = va_arg(*app, int64_t);
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}
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else{
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TSK_DEBUG_ERROR("Failed to create new Byte-Range header.");
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}
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return self;
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}
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static void* tmsrp_header_Byte_Range_destroy(void *self)
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{
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tmsrp_header_Byte_Range_t *Byte_Range = self;
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if(Byte_Range){
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}
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else{
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TSK_DEBUG_ERROR("Null Byte-Range header.");
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}
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return self;
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}
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static int tmsrp_header_Byte_Range_cmp(const tsk_object_t *obj1, const tsk_object_t *obj2)
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{
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return -1;
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}
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static const tsk_object_def_t tmsrp_header_Byte_Range_def_s =
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{
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sizeof(tmsrp_header_Byte_Range_t),
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tmsrp_header_Byte_Range_create,
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tmsrp_header_Byte_Range_destroy,
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tmsrp_header_Byte_Range_cmp
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};
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const void *tmsrp_header_Byte_Range_def_t = &tmsrp_header_Byte_Range_def_s;
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