188 lines
4.8 KiB
C
188 lines
4.8 KiB
C
/*
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* Copyright (C) 2010-2015 Mamadou DIOP.
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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 tsk_ragel_state.h
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* @brief Ragel state for SIP, HTTP and MSRP parsing.
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*/
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#ifndef TINYSAK_RAGEL_STATE_H
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#define TINYSAK_RAGEL_STATE_H
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#include "tinysak_config.h"
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#include "tsk_params.h"
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#include <string.h>
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TSK_BEGIN_DECLS
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#if defined(_MSC_VER)
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# define atoi64 _atoi64
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#else
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# define atoi64 atoll
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#endif
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#if defined(_MSC_VER)
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# define TSK_RAGEL_DISABLE_WARNINGS_BEGIN() \
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__pragma(warning( push )) \
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__pragma(warning( disable : 4267 4244 ))
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# define TSK_RAGEL_DISABLE_WARNINGS_END() \
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__pragma(warning( pop ))
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#else
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# define TSK_RAGEL_DISABLE_WARNINGS_BEGIN()
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# define TSK_RAGEL_DISABLE_WARNINGS_END()
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#endif /* _MSC_VER */
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/**@ingroup tsk_ragel_state_group
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*/
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#define TSK_SCANNER_SET_STRING(string) \
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if(!string) \
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{ \
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int len = (int)(te - ts); \
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if(len >0) \
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{ \
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string = (char*)tsk_calloc(len+1, sizeof(char)), memcpy(string, ts, len); \
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} \
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}
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/**@ingroup tsk_ragel_state_group
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*/
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#define TSK_PARSER_SET_STRING(string) \
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{ \
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int len = (int)(p - tag_start); \
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TSK_FREE(string); \
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if(len && tag_start){ \
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string = (char*)tsk_calloc(len+1, sizeof(char)), memcpy(string, tag_start, len); \
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} \
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}
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/**@ingroup tsk_ragel_state_group
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*/
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#define TSK_SCANNER_SET_INTEGER(integer) \
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{ \
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int len = (int)(te - ts); \
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if(len>=0) \
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{ \
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char* tmp = (char*)tsk_calloc(len+1, sizeof(char)); \
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memcpy(tmp, ts, len); \
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integer = atoi(tmp); \
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tsk_free((void**)&tmp); \
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} \
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}
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/**@ingroup tsk_ragel_state_group
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*/
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#define TSK_PARSER_SET_INTEGER_EX(retval, type, func) \
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{ \
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int len = (int)(p - tag_start); \
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if(len>=0) \
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{ \
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char* tmp = (char*)tsk_calloc(len+1, sizeof(char)); \
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memcpy(tmp, tag_start, len); \
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retval = (type) func(tmp); \
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tsk_free((void**)&tmp); \
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} \
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}
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/**@ingroup tsk_ragel_state_group
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* @def TSK_PARSER_SET_INTEGER
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*/
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/**@ingroup tsk_ragel_state_group
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* @def TSK_PARSER_SET_INT
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*/
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/**@ingroup tsk_ragel_state_group
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* @def TSK_PARSER_SET_UINT
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*/
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/**@ingroup tsk_ragel_state_group
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* @def TSK_PARSER_SET_FLOAT
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*/
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/**@ingroup tsk_ragel_state_group
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* @def TSK_PARSER_SET_DOUBLE
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*/
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#define TSK_PARSER_SET_INTEGER(retval) TSK_PARSER_SET_INTEGER_EX(retval, int, atoi)
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#define TSK_PARSER_SET_INT(retval) TSK_PARSER_SET_INTEGER(retval)
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#define TSK_PARSER_SET_UINT(retval) TSK_PARSER_SET_INTEGER_EX(retval, uint32_t, atoi64)
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#define TSK_PARSER_SET_FLOAT(retval) TSK_PARSER_SET_INTEGER_EX(retval, float, atof)
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#define TSK_PARSER_SET_DOUBLE(retval) TSK_PARSER_SET_INTEGER_EX(retval, double, atof)
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/**@ingroup tsk_ragel_state_group
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*/
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#define TSK_PARSER_ADD_PARAM(dest) \
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{ \
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tsk_size_t len = (tsk_size_t)(p - tag_start); \
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tsk_param_t *param = tsk_params_parse_param(tag_start, len); \
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if(param) \
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{ \
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if(!dest) dest = tsk_list_create(); \
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tsk_list_push_back_data(dest, ((void**) ¶m)); \
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} \
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}
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/**@ingroup tsk_ragel_state_group
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*/
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#define TSK_SACANNER_ADD_PARAM(dest) \
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{ \
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int len = (int)(te - ts); \
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if(len >0) \
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{ \
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tsk_param_t *param = tsk_params_parse_param(ts, len); \
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if(param) \
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{ \
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if(!dest) dest = tsk_list_create(); \
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tsk_list_push_back_data(dest, ((void**) ¶m)); \
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} \
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} \
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}
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/**@ingroup tsk_ragel_state_group
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*/
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#define TSK_PARSER_ADD_STRING(dest) \
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{ \
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tsk_size_t len = (tsk_size_t)(p - tag_start); \
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tsk_string_t *string = tsk_string_create(tsk_null); \
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string->value = (char*)tsk_calloc(len+1, sizeof(char)), memcpy(string->value, tag_start, len); \
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if(!dest) \
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{ \
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dest = tsk_list_create(); \
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} \
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tsk_list_push_back_data(dest, ((void**) &string)); \
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}
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/**@ingroup tsk_ragel_state_group
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* Ragel state.
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*/
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typedef struct tsk_ragel_state_s
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{
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int cs; /**< Ragel current state. */
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const char *p; /**< Data pointing to the buffer to parse. */
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const char *pe; /**< Data end pointer. */
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const char *eof; /**< End of the file (in our case data) pointer. */
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const char *eoh; /**< End of the headers. */
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const char* tag_start; /**< Last tag start position set by ragel machine. */
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const char* tag_end; /**< The end of the ragel tag. */
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}
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tsk_ragel_state_t;
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TINYSAK_API void tsk_ragel_state_init(tsk_ragel_state_t *state, const char *data, tsk_size_t size);
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TSK_END_DECLS
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#endif /* TINYSAK_RAGEL_STATE_H */
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