diff options
author | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-02 13:16:04 -0400 |
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committer | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-02 13:16:04 -0400 |
commit | fccd290a8373438c26ed4e4f8130db18eb9b3dfe (patch) | |
tree | 2f032e1b125aa88e456644de865e9f42fffa4150 /src/libcore/audit-fd.c | |
parent | 6169d05b4a456e26a0197242464e3e2bca12a29d (diff) |
./move.sh
Diffstat (limited to 'src/libcore/audit-fd.c')
-rw-r--r-- | src/libcore/audit-fd.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/libcore/audit-fd.c b/src/libcore/audit-fd.c new file mode 100644 index 0000000000..76afe3fe15 --- /dev/null +++ b/src/libcore/audit-fd.c @@ -0,0 +1,73 @@ +/*** + This file is part of systemd. + + Copyright 2012 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + + +#include <errno.h> + +#include "audit-fd.h" + +#ifdef HAVE_AUDIT + +#include <libaudit.h> +#include <stdbool.h> + +#include "fd-util.h" +#include "log.h" +#include "util.h" + +static bool initialized = false; +static int audit_fd; + +int get_audit_fd(void) { + + if (!initialized) { + audit_fd = audit_open(); + + if (audit_fd < 0) { + if (errno != EAFNOSUPPORT && errno != EPROTONOSUPPORT) + log_error_errno(errno, "Failed to connect to audit log: %m"); + + audit_fd = errno ? -errno : -EINVAL; + } + + initialized = true; + } + + return audit_fd; +} + +void close_audit_fd(void) { + + if (initialized && audit_fd >= 0) + safe_close(audit_fd); + + initialized = true; + audit_fd = -ECONNRESET; +} + +#else + +int get_audit_fd(void) { + return -EAFNOSUPPORT; +} + +void close_audit_fd(void) { +} + +#endif |