/*** This file is part of systemd. Copyright 2010 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 <string.h> #include <syslog.h> #include "hexdecoct.h" #include "macro.h" #include "string-table.h" #include "syslog-util.h" int syslog_parse_priority(const char **p, int *priority, bool with_facility) { int a = 0, b = 0, c = 0; int k; assert(p); assert(*p); assert(priority); if ((*p)[0] != '<') return 0; if (!strchr(*p, '>')) return 0; if ((*p)[2] == '>') { c = undecchar((*p)[1]); k = 3; } else if ((*p)[3] == '>') { b = undecchar((*p)[1]); c = undecchar((*p)[2]); k = 4; } else if ((*p)[4] == '>') { a = undecchar((*p)[1]); b = undecchar((*p)[2]); c = undecchar((*p)[3]); k = 5; } else return 0; if (a < 0 || b < 0 || c < 0 || (!with_facility && (a || b || c > 7))) return 0; if (with_facility) *priority = a*100 + b*10 + c; else *priority = (*priority & LOG_FACMASK) | c; *p += k; return 1; } static const char *const log_facility_unshifted_table[LOG_NFACILITIES] = { [LOG_FAC(LOG_KERN)] = "kern", [LOG_FAC(LOG_USER)] = "user", [LOG_FAC(LOG_MAIL)] = "mail", [LOG_FAC(LOG_DAEMON)] = "daemon", [LOG_FAC(LOG_AUTH)] = "auth", [LOG_FAC(LOG_SYSLOG)] = "syslog", [LOG_FAC(LOG_LPR)] = "lpr", [LOG_FAC(LOG_NEWS)] = "news", [LOG_FAC(LOG_UUCP)] = "uucp", [LOG_FAC(LOG_CRON)] = "cron", [LOG_FAC(LOG_AUTHPRIV)] = "authpriv", [LOG_FAC(LOG_FTP)] = "ftp", [LOG_FAC(LOG_LOCAL0)] = "local0", [LOG_FAC(LOG_LOCAL1)] = "local1", [LOG_FAC(LOG_LOCAL2)] = "local2", [LOG_FAC(LOG_LOCAL3)] = "local3", [LOG_FAC(LOG_LOCAL4)] = "local4", [LOG_FAC(LOG_LOCAL5)] = "local5", [LOG_FAC(LOG_LOCAL6)] = "local6", [LOG_FAC(LOG_LOCAL7)] = "local7" }; DEFINE_STRING_TABLE_LOOKUP_WITH_FALLBACK(log_facility_unshifted, int, LOG_FAC(~0)); bool log_facility_unshifted_is_valid(int facility) { return facility >= 0 && facility <= LOG_FAC(~0); } static const char *const log_level_table[] = { [LOG_EMERG] = "emerg", [LOG_ALERT] = "alert", [LOG_CRIT] = "crit", [LOG_ERR] = "err", [LOG_WARNING] = "warning", [LOG_NOTICE] = "notice", [LOG_INFO] = "info", [LOG_DEBUG] = "debug" }; DEFINE_STRING_TABLE_LOOKUP_WITH_FALLBACK(log_level, int, LOG_DEBUG); bool log_level_is_valid(int level) { return level >= 0 && level <= LOG_DEBUG; }