/usr/include/varnish/vre.h is in libvarnishapi-dev 5.2.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | /*-
* Copyright (c) 2009 Varnish Software AS
* All rights reserved.
*
* Author: Tollef Fog Heen <tfheen@redpill-linpro.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Regular expression support
*
* We wrap PCRE in VRE to make to make it feasible to use something else
* without hunting down stuff through out the Varnish source code.
*
*/
#ifndef VRE_H_INCLUDED
#define VRE_H_INCLUDED
struct vre;
struct vre_limits {
unsigned match;
unsigned match_recursion;
};
typedef struct vre vre_t;
/* This maps to PCRE error codes */
#define VRE_ERROR_NOMATCH (-1)
/* And those to PCRE options */
extern const unsigned VRE_has_jit;
extern const unsigned VRE_CASELESS;
extern const unsigned VRE_NOTEMPTY;
vre_t *VRE_compile(const char *, unsigned, const char **, int *);
int VRE_exec(const vre_t *code, const char *subject, int length,
int startoffset, int options, int *ovector, int ovecsize,
const volatile struct vre_limits *lim);
void VRE_free(vre_t **);
#endif /* VRE_H_INCLUDED */
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