s6

Mirror/fork of https://skarnet.org/software/s6/
git clone https://ccx.te2000.cz/git/s6
Log | Files | Refs | README | LICENSE

lolsyslog.c (1897B)

      1 /* ISC license. */
      2 
      3 #undef INTERNAL_MARK
      4 #ifndef SYSLOG_NAMES
      5 #define SYSLOG_NAMES
      6 #endif
      7 
      8 #include <skalibs/nonposix.h>
      9 
     10 #include <string.h>
     11 #include <syslog.h>
     12 
     13 #include <skalibs/types.h>
     14 
     15 #include "lolsyslog.h"
     16 
     17 #ifndef INTERNAL_MARK
     18 
     19 typedef struct CODE_s CODE, *CODE_ref ;
     20 struct CODE_s
     21 {
     22   char *c_name ;
     23   unsigned int c_val ;
     24 } ;
     25 
     26 #define LOG_PRI(p) ((p) & LOG_PRIMASK)
     27 #define LOG_FAC(p) (((p) & LOG_FACMASK) / (LOG_PRIMASK + 1))
     28 
     29 static CODE const facilitynames[] =
     30 {
     31   { "kern", LOG_KERN },
     32   { "user", LOG_USER },
     33   { "mail", LOG_MAIL },
     34   { "news", LOG_NEWS },
     35   { "uucp", LOG_UUCP },
     36   { "daemon", LOG_DAEMON },
     37   { "auth", LOG_AUTH },
     38   { "cron", LOG_CRON },
     39   { "lpr", LOG_LPR },
     40 #ifdef LOG_SYSLOG
     41   { "syslog", LOG_SYSLOG },
     42 #endif
     43 #ifdef LOG_AUDIT
     44   { "audit", LOG_AUDIT },
     45 #endif
     46   { "local0", LOG_LOCAL0 },
     47   { "local1", LOG_LOCAL1 },
     48   { "local2", LOG_LOCAL2 },
     49   { "local3", LOG_LOCAL3 },
     50   { "local4", LOG_LOCAL4 },
     51   { "local5", LOG_LOCAL5 },
     52   { "local6", LOG_LOCAL6 },
     53   { "local7", LOG_LOCAL7 },
     54   { 0, -1 }
     55 } ;
     56 
     57 static CODE const prioritynames[] =
     58 {
     59   { "emerg", LOG_EMERG },
     60   { "alert", LOG_ALERT },
     61   { "crit", LOG_CRIT },
     62   { "err", LOG_ERR },
     63   { "warning", LOG_WARNING },
     64   { "notice", LOG_NOTICE },
     65   { "info", LOG_INFO },
     66   { "debug", LOG_DEBUG },
     67   { 0, -1 }
     68 } ;
     69 
     70 #endif
     71 
     72 size_t lolsyslog_string (char *out, char const *in)
     73 {
     74   size_t i ;
     75   unsigned int fpr ;
     76   int fp ;
     77   CODE const *p = facilitynames ;
     78 
     79   if (in[0] != '<' || !(i = uint_scan(in+1, &fpr)) || in[1+i] != '>') return 0 ;
     80   fp = LOG_FAC(fpr) << 3 ;
     81   for (; p->c_name ; p++) if (p->c_val == fp) break ;
     82   out = stpcpy(out, p->c_name ? p->c_name : "unknown") ;
     83   *out++ = '.' ;
     84 
     85   p = prioritynames ;
     86   fp = LOG_PRI(fpr) ;
     87   for (; p->c_name ; p++) if (p->c_val == fp) break ;
     88   out = stpcpy(out, p->c_name ? p->c_name : "unknown") ;
     89   *out++ = ':' ; *out++ = ' ' ; *out++ = 0 ;
     90   return i+2 ;
     91 }