summaryrefslogtreecommitdiffstats
path: root/contrib/tcpdump/print-syslog.c
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/tcpdump/print-syslog.c')
-rw-r--r--contrib/tcpdump/print-syslog.c78
1 files changed, 30 insertions, 48 deletions
diff --git a/contrib/tcpdump/print-syslog.c b/contrib/tcpdump/print-syslog.c
index 3685d62..5e3cd4f 100644
--- a/contrib/tcpdump/print-syslog.c
+++ b/contrib/tcpdump/print-syslog.c
@@ -14,25 +14,19 @@
* FOR A PARTICULAR PURPOSE.
*/
-#ifndef lint
-static const char rcsid[] _U_ =
- "@(#) $Header: /tcpdump/master/tcpdump/print-syslog.c,v 1.1 2004-10-29 11:42:53 hannes Exp $";
-#endif
-
+#define NETDISSECT_REWORKED
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <tcpdump-stdinc.h>
-#include <stdio.h>
-#include <stdlib.h>
-
#include "interface.h"
#include "extract.h"
-#include "addrtoname.h"
-/*
+static const char tstr[] = "[|syslog]";
+
+/*
* tokenlists and #defines taken from Ethereal - Network traffic analyzer
* by Gerald Combs <gerald@ethereal.com>
*/
@@ -82,11 +76,12 @@ static const struct tok syslog_facility_values[] = {
};
void
-syslog_print(register const u_char *pptr, register u_int len)
+syslog_print(netdissect_options *ndo,
+ register const u_char *pptr, register u_int len)
{
- u_int16_t msg_off = 0;
- u_int16_t pri = 0;
- u_int16_t facility,severity;
+ uint16_t msg_off = 0;
+ uint16_t pri = 0;
+ uint16_t facility,severity;
/* extract decimal figures that are
* encapsulated within < > tags
@@ -94,70 +89,57 @@ syslog_print(register const u_char *pptr, register u_int len)
* severity and facility values
*/
- if (!TTEST2(*pptr, 1))
- goto trunc;
-
+ ND_TCHECK2(*pptr, 1);
if (*(pptr+msg_off) == '<') {
msg_off++;
-
- if (!TTEST2(*(pptr+msg_off), 1))
- goto trunc;
-
+ ND_TCHECK2(*(pptr + msg_off), 1);
while ( *(pptr+msg_off) >= '0' &&
*(pptr+msg_off) <= '9' &&
msg_off <= SYSLOG_MAX_DIGITS) {
-
- if (!TTEST2(*(pptr+msg_off), 1))
- goto trunc;
-
pri = pri * 10 + (*(pptr+msg_off) - '0');
msg_off++;
-
- if (!TTEST2(*(pptr+msg_off), 1))
- goto trunc;
-
- if (*(pptr+msg_off) == '>')
- msg_off++;
+ ND_TCHECK2(*(pptr + msg_off), 1);
+ }
+ if (*(pptr+msg_off) != '>') {
+ ND_PRINT((ndo, "%s", tstr));
+ return;
}
+ msg_off++;
} else {
- printf("[|syslog]");
+ ND_PRINT((ndo, "%s", tstr));
return;
}
facility = (pri & SYSLOG_FACILITY_MASK) >> 3;
severity = pri & SYSLOG_SEVERITY_MASK;
-
- if (vflag < 1 )
+ if (ndo->ndo_vflag < 1 )
{
- printf("SYSLOG %s.%s, length: %u",
+ ND_PRINT((ndo, "SYSLOG %s.%s, length: %u",
tok2str(syslog_facility_values, "unknown (%u)", facility),
tok2str(syslog_severity_values, "unknown (%u)", severity),
- len);
+ len));
return;
}
-
- printf("SYSLOG, length: %u\n\tFacility %s (%u), Severity %s (%u)\n\tMsg: ",
+
+ ND_PRINT((ndo, "SYSLOG, length: %u\n\tFacility %s (%u), Severity %s (%u)\n\tMsg: ",
len,
tok2str(syslog_facility_values, "unknown (%u)", facility),
facility,
tok2str(syslog_severity_values, "unknown (%u)", severity),
- severity);
+ severity));
/* print the syslog text in verbose mode */
for (; msg_off < len; msg_off++) {
- if (!TTEST2(*(pptr+msg_off), 1))
- goto trunc;
- safeputchar(*(pptr+msg_off));
+ ND_TCHECK2(*(pptr + msg_off), 1);
+ safeputchar(ndo, *(pptr + msg_off));
}
- if (vflag > 1) {
- if(!print_unknown_data(pptr,"\n\t",len))
- return;
- }
-
+ if (ndo->ndo_vflag > 1)
+ print_unknown_data(ndo, pptr, "\n\t", len);
+
return;
trunc:
- printf("[|syslog]");
+ ND_PRINT((ndo, "%s", tstr));
}
OpenPOWER on IntegriCloud