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/*
* Copyright (C) 2009-2010 Mamadou Diop.
*
* Contact: Mamadou Diop <diopmamadou(at)doubango.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 tsk_ragel_state.h
* @brief Ragel state for SIP, HTTP and MSRP parsing.
*
* @author Mamadou Diop <diopmamadou(at)doubango.org>
*
* @date Created: Sat Nov 8 16:54:58 2009 mdiop
*/
#ifndef TINYSAK_RAGEL_STATE_H
#define TINYSAK_RAGEL_STATE_H
#include "tinysak_config.h"
#include "tsk_params.h"
#include <string.h>
TSK_BEGIN_DECLS
#if defined(_MSC_VER)
# define atoi64 _atoi64
#else
# define atoi64 atoll
#endif
/**@ingroup tsk_ragel_state_group
*/
#define TSK_SCANNER_SET_STRING(string) \
if(!string) \
{ \
int len = (int)(te - ts); \
if(len >0) \
{ \
string = tsk_calloc(len+1, sizeof(char)), memcpy(string, ts, len); \
} \
}
/**@ingroup tsk_ragel_state_group
*/
#define TSK_PARSER_SET_STRING(string) \
{ \
int len = (int)(p - tag_start); \
if(len && tag_start){ \
if(string){ \
TSK_FREE(string); \
} \
string = tsk_calloc(len+1, sizeof(char)), memcpy(string, tag_start, len); \
} \
}
/**@ingroup tsk_ragel_state_group
*/
#define TSK_SCANNER_SET_INTEGER(integer) \
{ \
int len = (int)(te - ts); \
if(len>=0) \
{ \
char* tmp = tsk_calloc(len+1, sizeof(char)); \
memcpy(tmp, ts, len); \
integer = atoi(tmp); \
free(tmp); \
} \
}
/**@ingroup tsk_ragel_state_group
*/
#define TSK_PARSER_SET_INTEGER_EX(retval, type, func) \
{ \
int len = (int)(p - tag_start); \
if(len>=0) \
{ \
char* tmp = tsk_calloc(len+1, sizeof(char)); \
memcpy(tmp, tag_start, len); \
retval = (type) func(tmp); \
free(tmp); \
} \
}
/**@ingroup tsk_ragel_state_group
* @def TSK_PARSER_SET_INTEGER
*/
/**@ingroup tsk_ragel_state_group
* @def TSK_PARSER_SET_INT
*/
/**@ingroup tsk_ragel_state_group
* @def TSK_PARSER_SET_UINT
*/
/**@ingroup tsk_ragel_state_group
* @def TSK_PARSER_SET_FLOAT
*/
/**@ingroup tsk_ragel_state_group
* @def TSK_PARSER_SET_DOUBLE
*/
#define TSK_PARSER_SET_INTEGER(retval) TSK_PARSER_SET_INTEGER_EX(retval, int, atoi)
#define TSK_PARSER_SET_INT(retval) TSK_PARSER_SET_INTEGER(retval)
#define TSK_PARSER_SET_UINT(retval) TSK_PARSER_SET_INTEGER_EX(retval, uint32_t, atoi64)
#define TSK_PARSER_SET_FLOAT(retval) TSK_PARSER_SET_INTEGER_EX(retval, float, atof)
#define TSK_PARSER_SET_DOUBLE(retval) TSK_PARSER_SET_INTEGER_EX(retval, double, atof)
/**@ingroup tsk_ragel_state_group
*/
#define TSK_PARSER_ADD_PARAM(dest) \
{ \
tsk_size_t len = (tsk_size_t)(p - tag_start); \
tsk_param_t *param = tsk_params_parse_param(tag_start, len); \
if(param) \
{ \
if(!dest) dest = tsk_list_create(); \
tsk_list_push_back_data(dest, ((void**) ¶m)); \
} \
}
/**@ingroup tsk_ragel_state_group
*/
#define TSK_SACANNER_ADD_PARAM(dest) \
{ \
int len = (int)(te - ts); \
if(len >0) \
{ \
tsk_param_t *param = tsk_params_parse_param(ts, len); \
if(param) \
{ \
if(!dest) dest = tsk_list_create(); \
tsk_list_push_back_data(dest, ((void**) ¶m)); \
} \
} \
}
/**@ingroup tsk_ragel_state_group
*/
#define TSK_PARSER_ADD_STRING(dest) \
{ \
tsk_size_t len = (tsk_size_t)(p - tag_start); \
tsk_string_t *string = tsk_string_create(tsk_null); \
string->value = tsk_calloc(len+1, sizeof(char)), memcpy(string->value, tag_start, len); \
if(!dest) \
{ \
dest = tsk_list_create(); \
} \
tsk_list_push_back_data(dest, ((void**) &string)); \
}
/**@ingroup tsk_ragel_state_group
* Ragel state.
*/
typedef struct tsk_ragel_state_s
{
int cs; /**< Ragel current state. */
const char *p; /**< Data pointing to the buffer to parse. */
const char *pe; /**< Data end pointer. */
const char *eof; /**< End of the file (in our cas data) pointer. */
const char* tag_start; /**< Last tag start position set by ragel machine. */
const char* tag_end; /**< The end of the ragel tag. */
}
tsk_ragel_state_t;
TINYSAK_API void tsk_ragel_state_init(tsk_ragel_state_t *state, const char *data, tsk_size_t size);
TSK_END_DECLS
#endif /* TINYSAK_RAGEL_STATE_H */
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