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/* ISC license. */
#undef INTERNAL_MARK
#ifndef SYSLOG_NAMES
#define SYSLOG_NAMES
#endif
#include <skalibs/nonposix.h>
#include <stdlib.h>
#include <syslog.h>
#include <skalibs/uint.h>
#include <skalibs/sgetopt.h>
#include <skalibs/bytestr.h>
#include <skalibs/buffer.h>
#include <skalibs/strerr2.h>
#include <skalibs/stralloc.h>
#include <skalibs/djbunix.h>
#include <skalibs/skamisc.h>
#define USAGE "ucspilogd [ -D default ] [ var... ]"
#define dieusage() strerr_dieusage(100, USAGE)
static inline void die (void)
{
strerr_diefu1sys(111, "write to stdout") ;
}
/*
Hack: INTERNAL_MARK is defined by all systems that
use the CODE stuff, and not by others (Solaris).
*/
#ifndef INTERNAL_MARK
typedef struct CODE_s CODE, *CODE_ref ;
struct CODE_s
{
char *c_name ;
unsigned int c_val ;
} ;
static const CODE prioritynames[] =
{
{ "emerg", LOG_EMERG },
{ "alert", LOG_ALERT },
{ "crit", LOG_CRIT },
{ "err", LOG_ERR },
{ "warning", LOG_WARNING },
{ "notice", LOG_NOTICE },
{ "info", LOG_INFO },
{ "debug", LOG_DEBUG },
{ 0, -1 }
} ;
static const CODE facilitynames[] =
{
{ "kern", LOG_KERN },
{ "user", LOG_USER },
{ "mail", LOG_MAIL },
{ "news", LOG_NEWS },
{ "uucp", LOG_UUCP },
{ "daemon", LOG_DAEMON },
{ "auth", LOG_AUTH },
{ "cron", LOG_CRON },
{ "lpr", LOG_LPR },
#ifdef LOG_SYSLOG
{ "syslog", LOG_SYSLOG },
#endif
#ifdef LOG_AUDIT
{ "audit", LOG_AUDIT },
#endif
{ "local0", LOG_LOCAL0 },
{ "local1", LOG_LOCAL1 },
{ "local2", LOG_LOCAL2 },
{ "local3", LOG_LOCAL3 },
{ "local4", LOG_LOCAL4 },
{ "local5", LOG_LOCAL5 },
{ "local6", LOG_LOCAL6 },
{ "local7", LOG_LOCAL7 },
{ 0, -1 }
} ;
#define LOG_PRI(p) ((p) & LOG_PRIMASK)
#define LOG_FAC(p) (((p) & LOG_FACMASK) / (LOG_PRIMASK + 1))
#endif
static unsigned int syslog_names (char const *line)
{
unsigned int fpr, i ;
int fp ;
CODE *p = facilitynames ;
if (line[0] != '<') return 0 ;
i = uint_scan(line+1, &fpr) ;
if (!i || (line[i+1] != '>')) return 0 ;
i += 2 ;
fp = LOG_FAC(fpr) << 3 ;
for (; p->c_name ; p++) if (p->c_val == fp) break ;
if (p->c_name)
{
if ((buffer_puts(buffer_1, p->c_name) < 0)
|| (buffer_put(buffer_1, ".", 1) < 1)) die() ;
}
else
{
if (buffer_put(buffer_1, "unknown.", 8) < 8) die() ;
i = 0 ;
}
fp = LOG_PRI(fpr) ;
for (p = prioritynames ; p->c_name ; p++) if (p->c_val == fp) break ;
if (p->c_name)
{
if ((buffer_puts(buffer_1, p->c_name) < 0)
|| (buffer_put(buffer_1, ": ", 2) < 2)) die() ;
}
else
{
if (buffer_put(buffer_1, "unknown: ", 9) < 9) die() ;
i = 0 ;
}
return i ;
}
int main (int argc, char const *const *argv, char const *const *envp)
{
char const *d = "<undefined>" ;
PROG = "ucspilogd" ;
{
subgetopt_t l = SUBGETOPT_ZERO ;
for (;;)
{
register int opt = subgetopt_r(argc, argv, "D:", &l) ;
if (opt == -1) break ;
switch (opt)
{
case 'D' : d = l.arg ; break ;
default : dieusage() ;
}
}
argc -= l.ind ; argv += l.ind ;
}
{
char const *envs[argc] ;
unsigned int i = 0 ;
for (; i < (unsigned int)argc ; i++)
{
envs[i] = env_get2(envp, argv[i]) ;
if (!envs[i]) envs[i] = d ;
}
for (;;)
{
unsigned int pos = 0 ;
satmp.len = 0 ;
{
register int r = skagetlnsep(buffer_0f1, &satmp, "\n", 2) ;
if (r < 0)
{
if (errno != EPIPE || !stralloc_0(&satmp))
strerr_diefu1sys(111, "read from stdin") ;
}
if (!r) break ;
}
if (!satmp.len) continue ;
satmp.s[satmp.len-1] = '\n' ;
if ((satmp.s[0] == '@') && (satmp.len > 26) && (byte_chr(satmp.s, 26, ' ') == 25))
{
if (buffer_put(buffer_1, satmp.s, 26) < 26) die() ;
pos += 26 ;
}
for (i = 0 ; i < (unsigned int)argc ; i++)
if ((buffer_puts(buffer_1, envs[i]) < 0)
|| (buffer_put(buffer_1, ": ", 2) < 2)) die() ;
pos += syslog_names(satmp.s + pos) ;
if (buffer_put(buffer_1, satmp.s + pos, satmp.len - pos) < (int)(satmp.len - pos)) die() ;
}
}
return 0 ;
}
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