PNG  IHDR* pHYs+ IDATx]n#; cdLb Ǚ[at¤_:uP}>!Usă cag޿ ֵNu`ݼTâabO7uL&y^wFٝA"l[|ŲHLN밪4*sG3|Dv}?+y߉{OuOAt4Jj.u]Gz*҉sP'VQKbA1u\`& Af;HWj hsO;ogTu uj7S3/QzUr&wS`M$X_L7r2;aE+ώ%vikDA:dR+%KzƉo>eOth$z%: :{WwaQ:wz%4foɹE[9<]#ERINƻv溂E%P1i01 |Jvҗ&{b?9g=^wζXn/lK::90KwrюO\!ջ3uzuGv^;騢wq<Iatv09:tt~hEG`v;3@MNZD.1]L:{ծI3`L(÷ba")Y.iljCɄae#I"1 `3*Bdz>j<fU40⨬%O$3cGt]j%Fߠ_twJ;ABU8vP3uEԑwQ V:h%))LfraqX-ۿX]v-\9I gl8tzX ]ecm)-cgʒ#Uw=Wlێn(0hPP/ӨtQ“&J35 $=]r1{tLuǮ*i0_;NƝ8;-vݏr8+U-kruȕYr0RnC]*ެ(M:]gE;{]tg(#ZJ9y>utRDRMdr9㪩̞zֹb<ģ&wzJM"iI( .ꮅX)Qw:9,i좜\Ԛi7&N0:asϓc];=ΗOӣ APqz93 y $)A*kVHZwBƺnWNaby>XMN*45~ղM6Nvm;A=jֲ.~1}(9`KJ/V F9[=`~[;sRuk]rєT!)iQO)Y$V ی ۤmzWz5IM Zb )ˆC`6 rRa}qNmUfDsWuˤV{ Pݝ'=Kֳbg,UҘVz2ﴻnjNgBb{? ߮tcsͻQuxVCIY۠:(V뺕 ٥2;t`@Fo{Z9`;]wMzU~%UA蛚dI vGq\r82iu +St`cR.6U/M9IENDB` REDROOM
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Preview: regexp.h Size: 3.63 KB
/usr/include/proftpd/regexp.h
/*
 * ProFTPD - FTP server daemon
 * Copyright (c) 2001-2021 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.
 */

/* Regular expression management */

#ifndef PR_REGEXP_H
#define PR_REGEXP_H

/* We define our own wrapper struct, pr_regex_t, in order to abstract the
 * differences between POSIX regexes and PCRE regexes from the calling
 * code.
 */

#if defined(PR_USE_PCRE2)
# define PCRE2_CODE_UNIT_WIDTH	8
# include <pcre2.h>
# include <pcre2posix.h>
# define PR_USE_REGEX		1

#elif defined(PR_USE_PCRE)
# include <pcre.h>
# include <pcreposix.h>

/* Make sure that we are using PCRE-7.0 or later. */
# if defined(PCRE_MAJOR) && PCRE_MAJOR >= 7 && \
     defined(PCRE_MINOR) && PCRE_MINOR >= 0
#  define PR_USE_REGEX		1
# else
#  error "pcre-7.0 or later required"
# endif /* PCRE-7.0 or later */

#else
# if defined(HAVE_REGEX_H)
# include <regex.h>
#   ifdef HAVE_REGCOMP
#     define PR_USE_REGEX	1
#   endif /* HAVE_REGCOMP */
# endif /* HAVE_REGEX_H */
#endif /* !PR_USE_PCRE2 and !PR_USE_PCRE */

typedef struct regexp_rec pr_regex_t;

pr_regex_t *pr_regexp_alloc(module *m);
void pr_regexp_free(module *m, pr_regex_t *pre);

/* Callers wishing to explicitly use POSIX regular expressions, regardless
 * of PCRE support, should use this function.
 */
int pr_regexp_compile_posix(pr_regex_t *pre, const char *pattern, int flags);

/* If PCRE support is enabled, the given pattern will be compiled as a
 * PCRE regular expression, otherwise it will be compiled as a POSIX
 * regular expression.
 */
int pr_regexp_compile(pr_regex_t *pre, const char *pattern, int flags);

size_t pr_regexp_error(int res, const pr_regex_t *pre, char *buf, size_t bufsz);

/* Returns the original pattern used to compile the regular expression, if
 * present.
 */
const char *pr_regexp_get_pattern(const pr_regex_t *pre);

int pr_regexp_exec(pr_regex_t *pre, const char *str, size_t nmatches,
  regmatch_t *matches, int flags, unsigned long match_limit,
  unsigned long match_limit_recursion);

/* Used to set default limits on the matching, if no such limits are
 * explicitly provided by the calling code.  These limits can be set e.g.
 * for the entire vhost/daemon.
 *
 * NOTE: The match limits are only properly honored when PCRE support is
 * enabled.
 */
int pr_regexp_set_limits(unsigned long match_limit,
  unsigned long match_limit_recursion);

/* Set the "engine" to use for regular expressions, e.g. "POSIX" or "PCRE".
 * The engine value is handled case-insensitively.  This is useful for treating
 * all regular expressions as POSIX expressions, regardless of PCRE support,
 * as when there are PCRE implementation issues.
 */
int pr_regexp_set_engine(const char *engine);

/* For internal use only */
void init_regexp(void);

#endif /* PR_REGEXP_H */

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ascii.h
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auth.h
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ccan-json.h
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compat.h
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config.h
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configdb.h
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ctrls.h
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data.h
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default_paths.h
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dirtree.h
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display.h
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encode.h
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env.h
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error.h
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event.h
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expr.h
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feat.h
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filter.h
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fsio.h
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ftp.h
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glibc-glob.h
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hanson-tpl.h
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help.h
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ident.h
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inet.h
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jot.h
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json.h
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lastlog.h
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log.h
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logfmt.h
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memcache.h
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mkhome.h
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modules.h
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mod_ctrls.h
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mod_sftp.h
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mod_tls.h
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netacl.h
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netaddr.h
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netio.h
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openbsd-blowfish.h
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options.h
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os.h
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parser.h
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pidfile.h
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pool.h
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pr-syslog.h
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privs.h
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proctitle.h
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proftpd.h
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random.h
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redis.h
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regexp.h
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response.h
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rlimit.h
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scoreboard.h
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session.h
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sets.h
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signals.h
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stash.h
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str.h
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support.h
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table.h
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throttle.h
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timers.h
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trace.h
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utf8.h
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var.h
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version.h
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xferlog.h
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