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/* ----------------------------------------------------------------------- *
*
* Copyright 2001-2007 H. Peter Anvin - All Rights Reserved
*
* This program is free software available under the same license
* as the "OpenBSD" operating system, distributed at
* http://www.openbsd.org/.
*
* ----------------------------------------------------------------------- */
/*
* remap.h
*
* Prototypes for regular-expression based filename remapping.
*/
#ifndef TFTPD_REMAP_H
#define TFTPD_REMAP_H
/* Opaque type */
struct rule;
#ifdef WITH_REGEX
/* This is called when we encounter a substitution like \i. The
macro character is passed as the first argument; the output buffer,
if any, is passed as the second argument. The function should return
the number of characters output, or -1 on failure. */
typedef int (*match_pattern_callback) (char, char *);
/* Read a rule file */
struct rule *parserulefile(FILE *);
/* Destroy a rule file data structure */
void freerules(struct rule *);
/* Execute a rule set on a string; returns a malloc'd new string. */
char *rewrite_string(const char *, const struct rule *, char,
match_pattern_callback, const char **);
#endif /* WITH_REGEX */
#endif /* TFTPD_REMAP_H */
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