1 /*- 2 * Copyright (c) 2013 The FreeBSD Foundation 3 * 4 * This software was developed by Pawel Jakub Dawidek under sponsorship from 5 * the FreeBSD Foundation. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _CAP_GRP_H_ 30 #define _CAP_GRP_H_ 31 32 #ifdef HAVE_CASPER 33 #define WITH_CASPER 34 #endif 35 36 #include <sys/cdefs.h> 37 38 #ifdef WITH_CASPER 39 __BEGIN_DECLS 40 41 struct group *cap_getgrent(cap_channel_t *chan); 42 struct group *cap_getgrnam(cap_channel_t *chan, const char *name); 43 struct group *cap_getgrgid(cap_channel_t *chan, gid_t gid); 44 45 int cap_getgrent_r(cap_channel_t *chan, struct group *grp, char *buffer, 46 size_t bufsize, struct group **result); 47 int cap_getgrnam_r(cap_channel_t *chan, const char *name, struct group *grp, 48 char *buffer, size_t bufsize, struct group **result); 49 int cap_getgrgid_r(cap_channel_t *chan, gid_t gid, struct group *grp, 50 char *buffer, size_t bufsize, struct group **result); 51 52 int cap_setgroupent(cap_channel_t *chan, int stayopen); 53 int cap_setgrent(cap_channel_t *chan); 54 void cap_endgrent(cap_channel_t *chan); 55 56 int cap_grp_limit_cmds(cap_channel_t *chan, const char * const *cmds, 57 size_t ncmds); 58 int cap_grp_limit_fields(cap_channel_t *chan, const char * const *fields, 59 size_t nfields); 60 int cap_grp_limit_groups(cap_channel_t *chan, const char * const *names, 61 size_t nnames, const gid_t *gids, size_t ngids); 62 63 __END_DECLS 64 65 #else 66 #define cap_getgrent(chan) getgrent() 67 #define cap_getgrnam(chan, name) getgrnam(name) 68 #define cap_getgrgid(chan, gid) getgrgid(gid) 69 70 #define cap_setgroupent(chan, stayopen) etgroupent(stayopen) 71 #define endgrent(chan) endgrent() 72 static inline int 73 cap_setgrent(cap_channel_t *chan __unused) 74 { 75 76 setgrent(); 77 return(0); 78 } 79 80 #define cap_getgrent_r(chan, grp, buffer, bufsize, result) \ 81 getgrent_r(grp, buffer, bufsize, result) 82 #define cap_getgrnam_r(chan, name, grp, buffer, bufsize, result) \ 83 getgrnam_r(name, grp, buffer, bufsize, result) 84 #define cap_getgrgid_r(chan, gid, grp, buffer, bufsize, result) \ 85 getgrgid_r(gid, grp, buffer, bufsize, result) 86 87 #define cap_grp_limit_cmds(chan, cmds, ncmds) (0) 88 #define cap_grp_limit_fields(chan, fields, nfields) (0) 89 #define cap_grp_limit_groups(chan, names, nnames, gids, ngids) (0) 90 91 #endif 92 93 #endif /* !_CAP_GRP_H_ */ 94