2017-11-18 17:09:20 +01:00
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/* SPDX-License-Identifier: LGPL-2.1+ */
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2015-10-27 00:40:25 +01:00
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/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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2015-11-30 21:43:37 +01:00
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#include <string.h>
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2015-10-27 00:40:25 +01:00
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#include <syslog.h>
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#include "hexdecoct.h"
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2015-11-30 21:43:37 +01:00
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#include "macro.h"
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2015-10-27 00:40:25 +01:00
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#include "string-table.h"
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#include "syslog-util.h"
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int syslog_parse_priority(const char **p, int *priority, bool with_facility) {
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int a = 0, b = 0, c = 0;
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int k;
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assert(p);
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assert(*p);
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assert(priority);
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if ((*p)[0] != '<')
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return 0;
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if (!strchr(*p, '>'))
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return 0;
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if ((*p)[2] == '>') {
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c = undecchar((*p)[1]);
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k = 3;
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} else if ((*p)[3] == '>') {
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b = undecchar((*p)[1]);
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c = undecchar((*p)[2]);
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k = 4;
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} else if ((*p)[4] == '>') {
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a = undecchar((*p)[1]);
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b = undecchar((*p)[2]);
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c = undecchar((*p)[3]);
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k = 5;
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} else
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return 0;
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if (a < 0 || b < 0 || c < 0 ||
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(!with_facility && (a || b || c > 7)))
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return 0;
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if (with_facility)
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*priority = a*100 + b*10 + c;
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else
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*priority = (*priority & LOG_FACMASK) | c;
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*p += k;
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return 1;
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}
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static const char *const log_facility_unshifted_table[LOG_NFACILITIES] = {
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[LOG_FAC(LOG_KERN)] = "kern",
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[LOG_FAC(LOG_USER)] = "user",
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[LOG_FAC(LOG_MAIL)] = "mail",
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[LOG_FAC(LOG_DAEMON)] = "daemon",
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[LOG_FAC(LOG_AUTH)] = "auth",
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[LOG_FAC(LOG_SYSLOG)] = "syslog",
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[LOG_FAC(LOG_LPR)] = "lpr",
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[LOG_FAC(LOG_NEWS)] = "news",
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[LOG_FAC(LOG_UUCP)] = "uucp",
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[LOG_FAC(LOG_CRON)] = "cron",
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[LOG_FAC(LOG_AUTHPRIV)] = "authpriv",
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[LOG_FAC(LOG_FTP)] = "ftp",
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[LOG_FAC(LOG_LOCAL0)] = "local0",
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[LOG_FAC(LOG_LOCAL1)] = "local1",
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[LOG_FAC(LOG_LOCAL2)] = "local2",
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[LOG_FAC(LOG_LOCAL3)] = "local3",
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[LOG_FAC(LOG_LOCAL4)] = "local4",
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[LOG_FAC(LOG_LOCAL5)] = "local5",
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[LOG_FAC(LOG_LOCAL6)] = "local6",
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[LOG_FAC(LOG_LOCAL7)] = "local7"
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};
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DEFINE_STRING_TABLE_LOOKUP_WITH_FALLBACK(log_facility_unshifted, int, LOG_FAC(~0));
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bool log_facility_unshifted_is_valid(int facility) {
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return facility >= 0 && facility <= LOG_FAC(~0);
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}
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static const char *const log_level_table[] = {
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[LOG_EMERG] = "emerg",
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[LOG_ALERT] = "alert",
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[LOG_CRIT] = "crit",
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[LOG_ERR] = "err",
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[LOG_WARNING] = "warning",
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[LOG_NOTICE] = "notice",
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[LOG_INFO] = "info",
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[LOG_DEBUG] = "debug"
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};
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DEFINE_STRING_TABLE_LOOKUP_WITH_FALLBACK(log_level, int, LOG_DEBUG);
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bool log_level_is_valid(int level) {
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return level >= 0 && level <= LOG_DEBUG;
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}
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