From ae581a19fbe896a797450b9d9573fb66f2735227 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 16:37:38 +0200 Subject: Adding upstream version 1.9.13p3. Signed-off-by: Daniel Baumann --- lib/iolog/iolog_conf.c | 202 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 202 insertions(+) create mode 100644 lib/iolog/iolog_conf.c (limited to 'lib/iolog/iolog_conf.c') diff --git a/lib/iolog/iolog_conf.c b/lib/iolog/iolog_conf.c new file mode 100644 index 0000000..61a35a5 --- /dev/null +++ b/lib/iolog/iolog_conf.c @@ -0,0 +1,202 @@ +/* + * SPDX-License-Identifier: ISC + * + * Copyright (c) 2009-2021 Todd C. Miller + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +/* + * This is an open source non-commercial project. Dear PVS-Studio, please check it. + * PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com + */ + +#include + +#include +#include +#include +#include +#ifdef HAVE_STDBOOL_H +# include +#else +# include "compat/stdbool.h" +#endif + +#include "pathnames.h" +#include "sudo_compat.h" +#include "sudo_debug.h" +#include "sudo_util.h" +#include "sudo_iolog.h" + +static unsigned int sessid_max = SESSID_MAX; +static mode_t iolog_filemode = S_IRUSR|S_IWUSR; +static mode_t iolog_dirmode = S_IRWXU; +static uid_t iolog_uid = ROOT_UID; +static gid_t iolog_gid = ROOT_GID; +static bool iolog_gid_set; +static bool iolog_docompress; +static bool iolog_doflush; + +/* + * Reset I/O log settings to default values. + */ +void +iolog_set_defaults(void) +{ + sessid_max = SESSID_MAX; + iolog_filemode = S_IRUSR|S_IWUSR; + iolog_dirmode = S_IRWXU; + iolog_uid = ROOT_UID; + iolog_gid = ROOT_GID; + iolog_gid_set = false; + iolog_docompress = false; + iolog_doflush = false; +} + +/* + * Set max sequence number (aka session ID) + */ +void +iolog_set_maxseq(unsigned int newval) +{ + debug_decl(iolog_set_maxseq, SUDO_DEBUG_UTIL); + + /* Clamp to SESSID_MAX as documented. */ + if (newval > SESSID_MAX) + newval = SESSID_MAX; + sessid_max = newval; + + debug_return; +} + +/* + * Set iolog_uid (and iolog_gid if gid not explicitly set). + */ +void +iolog_set_owner(uid_t uid, gid_t gid) +{ + debug_decl(iolog_set_owner, SUDO_DEBUG_UTIL); + + iolog_uid = uid; + if (!iolog_gid_set) + iolog_gid = gid; + + debug_return; +} + +/* + * Set iolog_gid. + */ +void +iolog_set_gid(gid_t gid) +{ + debug_decl(iolog_set_gid, SUDO_DEBUG_UTIL); + + iolog_gid = gid; + iolog_gid_set = true; + + debug_return; +} + +/* + * Set iolog_filemode and iolog_dirmode. + */ +void +iolog_set_mode(mode_t mode) +{ + debug_decl(iolog_set_mode, SUDO_DEBUG_UTIL); + + /* I/O log files must be readable and writable by owner. */ + iolog_filemode = S_IRUSR|S_IWUSR; + + /* Add in group and other read/write if specified. */ + iolog_filemode |= mode & (S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH); + + /* For directory mode, add execute bits as needed. */ + iolog_dirmode = iolog_filemode | S_IXUSR; + if (iolog_dirmode & (S_IRGRP|S_IWGRP)) + iolog_dirmode |= S_IXGRP; + if (iolog_dirmode & (S_IROTH|S_IWOTH)) + iolog_dirmode |= S_IXOTH; + + debug_return; +} + +/* + * Set iolog_docompress + */ +void +iolog_set_compress(bool newval) +{ + debug_decl(iolog_set_compress, SUDO_DEBUG_UTIL); + iolog_docompress = newval; + debug_return; +} + +/* + * Set iolog_doflush + */ +void +iolog_set_flush(bool newval) +{ + debug_decl(iolog_set_flush, SUDO_DEBUG_UTIL); + iolog_doflush = newval; + debug_return; +} + +/* + * Getters. + */ + +unsigned int +iolog_get_maxseq(void) +{ + return sessid_max; +} + +uid_t +iolog_get_uid(void) +{ + return iolog_uid; +} + +gid_t +iolog_get_gid(void) +{ + return iolog_gid; +} + +mode_t +iolog_get_file_mode(void) +{ + return iolog_filemode; +} + +mode_t +iolog_get_dir_mode(void) +{ + return iolog_dirmode; +} + +bool +iolog_get_compress(void) +{ + return iolog_docompress; +} + +bool +iolog_get_flush(void) +{ + return iolog_doflush; +} -- cgit v1.2.3