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/*
* ProFTPD - FTP server daemon
* Copyright (c) 2009-2014 The ProFTPD Project team
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA.
*
* As a special exemption, The ProFTPD Project team and other respective
* copyright holders give permission to link this program with OpenSSL, and
* distribute the resulting executable, without including the source code for
* OpenSSL in the source distribution.
*/
#ifndef PR_FILTER_H
#define PR_FILTER_H
/* Checks the given path against any configured PathAllowFilter and
* PathDenyFilter directives that may appear in the configuration set.
*
* Returns 0 if the path is allowed by the filters, or a negative value if
* the path fails to pass a filter. A return value of
* PR_FILTER_ERR_FAILS_ALLOW_FILTER indicates that a PathAllowFilter was
* configured which does not match the given path. Likewise, a return
* value of PR_FILTER_ERR_FAILS_DENY_FILTER indicates that the path DID
* match a configured PathDenyFilter.
*/
int pr_filter_allow_path(xaset_t *set, const char *path);
#define PR_FILTER_ERR_FAILS_ALLOW_FILTER -2
#define PR_FILTER_ERR_FAILS_DENY_FILTER -3
/* Parse the optional flags parameter for PathAllowFilter, PathDenyFilter
* directive configurations.
*
* Returns -1 (with errno set appropriately) if there was an error, otherwise
* returns the pertinent regcomp(3) flags.
*/
int pr_filter_parse_flags(pool *p, const char *flags_str);
#endif /* PR_FILTER_H */