65 lines
2.5 KiB
C
65 lines
2.5 KiB
C
/*
|
|
* include/proto/sample.h
|
|
* Functions for samples management.
|
|
*
|
|
* Copyright (C) 2009-2010 EXCELIANCE, Emeric Brun <ebrun@exceliance.fr>
|
|
* Copyright (C) 2012 Willy Tarreau <w@1wt.eu>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation, version 2.1
|
|
* exclusively.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef _PROTO_SAMPLE_H
|
|
#define _PROTO_SAMPLE_H
|
|
|
|
#include <types/sample.h>
|
|
#include <types/stick_table.h>
|
|
|
|
extern const char *smp_to_type[SMP_TYPES];
|
|
|
|
struct sample_expr *sample_parse_expr(char **str, int *idx, const char *file, int line, char **err, struct arg_list *al);
|
|
struct sample_conv *find_sample_conv(const char *kw, int len);
|
|
struct sample *sample_process(struct proxy *px, struct session *l4,
|
|
void *l7, unsigned int dir, struct sample_expr *expr,
|
|
struct sample *p);
|
|
struct sample *sample_fetch_string(struct proxy *px, struct session *l4, void *l7,
|
|
unsigned int opt, struct sample_expr *expr);
|
|
void sample_register_fetches(struct sample_fetch_kw_list *psl);
|
|
void sample_register_convs(struct sample_conv_kw_list *psl);
|
|
const char *sample_src_names(unsigned int use);
|
|
const char *sample_ckp_names(unsigned int use);
|
|
struct sample_fetch *find_sample_fetch(const char *kw, int len);
|
|
struct sample_fetch *sample_fetch_getnext(struct sample_fetch *current, int *idx);
|
|
int smp_resolve_args(struct proxy *p);
|
|
int smp_expr_output_type(struct sample_expr *expr);
|
|
int c_none(struct sample *smp);
|
|
int smp_dup(struct sample *smp);
|
|
|
|
/*
|
|
* This function just apply a cast on sample. It returns 0 if the cast is not
|
|
* avalaible or if the cast fails, otherwise returns 1. It does not modify the
|
|
* input sample on failure.
|
|
*/
|
|
static inline
|
|
int sample_convert(struct sample *sample, int req_type)
|
|
{
|
|
if (!sample_casts[sample->type][req_type])
|
|
return 0;
|
|
if (sample_casts[sample->type][req_type] == c_none)
|
|
return 1;
|
|
return sample_casts[sample->type][req_type](sample);
|
|
}
|
|
|
|
#endif /* _PROTO_SAMPLE_H */
|