src/basic/syslog-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2
   3 #include <string.h>
   4 #include <syslog.h>
   5
   6 #include "hexdecoct.h"
   7 #include "macro.h"
   8 #include "string-table.h"
   9 #include "syslog-util.h"
  10
  11 #if 0 /// UNNEEDED by elogind
  12 int syslog_parse_priority(const char **p, int *priority, bool with_facility) {
  13         int a = 0, b = 0, c = 0;
  14         int k;
  15
  16         assert(p);
  17         assert(*p);
  18         assert(priority);
  19
  20         if ((*p)[0] != '<')
  21                 return 0;
  22
  23         if (!strchr(*p, '>'))
  24                 return 0;
  25
  26         if ((*p)[2] == '>') {
  27                 c = undecchar((*p)[1]);
  28                 k = 3;
  29         } else if ((*p)[3] == '>') {
  30                 b = undecchar((*p)[1]);
  31                 c = undecchar((*p)[2]);
  32                 k = 4;
  33         } else if ((*p)[4] == '>') {
  34                 a = undecchar((*p)[1]);
  35                 b = undecchar((*p)[2]);
  36                 c = undecchar((*p)[3]);
  37                 k = 5;
  38         } else
  39                 return 0;
  40
  41         if (a < 0 || b < 0 || c < 0 ||
  42             (!with_facility && (a || b || c > 7)))
  43                 return 0;
  44
  45         if (with_facility)
  46                 *priority = a*100 + b*10 + c;
  47         else
  48                 *priority = (*priority & LOG_FACMASK) | c;
  49
  50         *p += k;
  51         return 1;
  52 }
  53 #endif // 0
  54
  55 static const char *const log_facility_unshifted_table[LOG_NFACILITIES] = {
  56         [LOG_FAC(LOG_KERN)] = "kern",
  57         [LOG_FAC(LOG_USER)] = "user",
  58         [LOG_FAC(LOG_MAIL)] = "mail",
  59         [LOG_FAC(LOG_DAEMON)] = "daemon",
  60         [LOG_FAC(LOG_AUTH)] = "auth",
  61         [LOG_FAC(LOG_SYSLOG)] = "syslog",
  62         [LOG_FAC(LOG_LPR)] = "lpr",
  63         [LOG_FAC(LOG_NEWS)] = "news",
  64         [LOG_FAC(LOG_UUCP)] = "uucp",
  65         [LOG_FAC(LOG_CRON)] = "cron",
  66         [LOG_FAC(LOG_AUTHPRIV)] = "authpriv",
  67         [LOG_FAC(LOG_FTP)] = "ftp",
  68         [LOG_FAC(LOG_LOCAL0)] = "local0",
  69         [LOG_FAC(LOG_LOCAL1)] = "local1",
  70         [LOG_FAC(LOG_LOCAL2)] = "local2",
  71         [LOG_FAC(LOG_LOCAL3)] = "local3",
  72         [LOG_FAC(LOG_LOCAL4)] = "local4",
  73         [LOG_FAC(LOG_LOCAL5)] = "local5",
  74         [LOG_FAC(LOG_LOCAL6)] = "local6",
  75         [LOG_FAC(LOG_LOCAL7)] = "local7"
  76 };
  77
  78 DEFINE_STRING_TABLE_LOOKUP_WITH_FALLBACK(log_facility_unshifted, int, LOG_FAC(~0));
  79
  80 #if 0 /// UNNEEDED by elogind
  81 bool log_facility_unshifted_is_valid(int facility) {
  82         return facility >= 0 && facility <= LOG_FAC(~0);
  83 }
  84 #endif // 0
  85
  86 static const char *const log_level_table[] = {
  87         [LOG_EMERG] = "emerg",
  88         [LOG_ALERT] = "alert",
  89         [LOG_CRIT] = "crit",
  90         [LOG_ERR] = "err",
  91         [LOG_WARNING] = "warning",
  92         [LOG_NOTICE] = "notice",
  93         [LOG_INFO] = "info",
  94         [LOG_DEBUG] = "debug"
  95 };
  96
  97 DEFINE_STRING_TABLE_LOOKUP_WITH_FALLBACK(log_level, int, LOG_DEBUG);
  98
  99 #if 0 /// UNNEEDED by elogind
 100 bool log_level_is_valid(int level) {
 101         return level >= 0 && level <= LOG_DEBUG;
 102 }
 103 #endif // 0