Vendor import of OpenSSH.

1 files changed, 140 insertions, 0 deletions

diff --git a/crypto/openssh/log-server.c b/crypto/openssh/log-server.c
new file mode 100644
index 0000000..52f56a3
--- /dev/null
+++ b/crypto/openssh/log-server.c
@@ -0,0 +1,140 @@
+/*
+ * 
+ * log-server.c
+ * 
+ * Author: Tatu Ylonen <ylo@cs.hut.fi>
+ * 
+ * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
+ *                    All rights reserved
+ * 
+ * Created: Mon Mar 20 21:19:30 1995 ylo
+ * 
+ * Server-side versions of debug(), log(), etc.  These normally send the output
+ * to the system log.
+ * 
+ */
+
+#include "includes.h"
+RCSID("$Id: log-server.c,v 1.11 1999/11/24 00:26:02 deraadt Exp $");
+
+#include <syslog.h>
+#include "packet.h"
+#include "xmalloc.h"
+#include "ssh.h"
+
+static LogLevel log_level = SYSLOG_LEVEL_INFO;
+static int log_on_stderr = 0;
+static int log_facility = LOG_AUTH;
+
+/* Initialize the log.
+ *   av0	program name (should be argv[0])
+ *   on_stderr	print also on stderr
+ *   level	logging level
+ */
+
+void 
+log_init(char *av0, LogLevel level, SyslogFacility facility, int on_stderr)
+{
+	switch (level) {
+	case SYSLOG_LEVEL_QUIET:
+	case SYSLOG_LEVEL_ERROR:
+	case SYSLOG_LEVEL_FATAL:
+	case SYSLOG_LEVEL_INFO:
+	case SYSLOG_LEVEL_VERBOSE:
+	case SYSLOG_LEVEL_DEBUG:
+		log_level = level;
+		break;
+	default:
+		fprintf(stderr, "Unrecognized internal syslog level code %d\n",
+			(int) level);
+		exit(1);
+	}
+	switch (facility) {
+	case SYSLOG_FACILITY_DAEMON:
+		log_facility = LOG_DAEMON;
+		break;
+	case SYSLOG_FACILITY_USER:
+		log_facility = LOG_USER;
+		break;
+	case SYSLOG_FACILITY_AUTH:
+		log_facility = LOG_AUTH;
+		break;
+	case SYSLOG_FACILITY_LOCAL0:
+		log_facility = LOG_LOCAL0;
+		break;
+	case SYSLOG_FACILITY_LOCAL1:
+		log_facility = LOG_LOCAL1;
+		break;
+	case SYSLOG_FACILITY_LOCAL2:
+		log_facility = LOG_LOCAL2;
+		break;
+	case SYSLOG_FACILITY_LOCAL3:
+		log_facility = LOG_LOCAL3;
+		break;
+	case SYSLOG_FACILITY_LOCAL4:
+		log_facility = LOG_LOCAL4;
+		break;
+	case SYSLOG_FACILITY_LOCAL5:
+		log_facility = LOG_LOCAL5;
+		break;
+	case SYSLOG_FACILITY_LOCAL6:
+		log_facility = LOG_LOCAL6;
+		break;
+	case SYSLOG_FACILITY_LOCAL7:
+		log_facility = LOG_LOCAL7;
+		break;
+	default:
+		fprintf(stderr, "Unrecognized internal syslog facility code %d\n",
+			(int) facility);
+		exit(1);
+	}
+	log_on_stderr = on_stderr;
+}
+
+#define MSGBUFSIZE 1024
+
+void
+do_log(LogLevel level, const char *fmt, va_list args)
+{
+	char msgbuf[MSGBUFSIZE];
+	char fmtbuf[MSGBUFSIZE];
+	char *txt = NULL;
+	int pri = LOG_INFO;
+	extern char *__progname;
+
+	if (level > log_level)
+		return;
+	switch (level) {
+	case SYSLOG_LEVEL_ERROR:
+		txt = "error";
+		pri = LOG_ERR;
+		break;
+	case SYSLOG_LEVEL_FATAL:
+		txt = "fatal";
+		pri = LOG_ERR;
+		break;
+	case SYSLOG_LEVEL_INFO:
+	case SYSLOG_LEVEL_VERBOSE:
+		pri = LOG_INFO;
+		break;
+	case SYSLOG_LEVEL_DEBUG:
+		txt = "debug";
+		pri = LOG_DEBUG;
+		break;
+	default:
+		txt = "internal error";
+		pri = LOG_ERR;
+		break;
+	}
+	if (txt != NULL) {
+		snprintf(fmtbuf, sizeof(fmtbuf), "%s: %s", txt, fmt);
+		vsnprintf(msgbuf, sizeof(msgbuf), fmtbuf, args);
+	} else {
+		vsnprintf(msgbuf, sizeof(msgbuf), fmt, args);
+	}
+	if (log_on_stderr)
+		fprintf(stderr, "%s\n", msgbuf);
+	openlog(__progname, LOG_PID, log_facility);
+	syslog(pri, "%.500s", msgbuf);
+	closelog();
+}