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8c542cac07
This patch remove the struct information stored both in the struct sample_data and in the striuct sample. Now, only thestruct sample_data contains data, and the struct sample use the struct sample_data for storing his own data.
67 lines
2.7 KiB
C
67 lines
2.7 KiB
C
/*
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* include/proto/sample.h
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* Functions for samples management.
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*
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* Copyright (C) 2009-2010 EXCELIANCE, Emeric Brun <ebrun@exceliance.fr>
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* Copyright (C) 2012 Willy Tarreau <w@1wt.eu>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation, version 2.1
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* exclusively.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _PROTO_SAMPLE_H
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#define _PROTO_SAMPLE_H
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#include <types/sample.h>
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#include <types/stick_table.h>
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extern const char *smp_to_type[SMP_TYPES];
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struct sample_expr *sample_parse_expr(char **str, int *idx, const char *file, int line, char **err, struct arg_list *al);
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struct sample_conv *find_sample_conv(const char *kw, int len);
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struct sample *sample_process(struct proxy *px, struct session *sess,
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struct stream *strm, unsigned int opt,
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struct sample_expr *expr, struct sample *p);
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struct sample *sample_fetch_as_type(struct proxy *px, struct session *sess,
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struct stream *strm, unsigned int opt,
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struct sample_expr *expr, int smp_type);
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void sample_register_fetches(struct sample_fetch_kw_list *psl);
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void sample_register_convs(struct sample_conv_kw_list *psl);
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const char *sample_src_names(unsigned int use);
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const char *sample_ckp_names(unsigned int use);
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struct sample_fetch *find_sample_fetch(const char *kw, int len);
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struct sample_fetch *sample_fetch_getnext(struct sample_fetch *current, int *idx);
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struct sample_conv *sample_conv_getnext(struct sample_conv *current, int *idx);
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int smp_resolve_args(struct proxy *p);
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int smp_expr_output_type(struct sample_expr *expr);
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int c_none(struct sample *smp);
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int smp_dup(struct sample *smp);
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/*
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* This function just apply a cast on sample. It returns 0 if the cast is not
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* avalaible or if the cast fails, otherwise returns 1. It does not modify the
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* input sample on failure.
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*/
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static inline
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int sample_convert(struct sample *sample, int req_type)
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{
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if (!sample_casts[sample->data.type][req_type])
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return 0;
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if (sample_casts[sample->data.type][req_type] == c_none)
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return 1;
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return sample_casts[sample->data.type][req_type](sample);
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}
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#endif /* _PROTO_SAMPLE_H */
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