1 files changed, 89 insertions, 0 deletions
diff --git a/rtemslwip/common/syslog.c b/rtemslwip/common/syslog.c
new file mode 100644
index 0000000..e544074
--- /dev/null
+++ b/rtemslwip/common/syslog.c
@@ -0,0 +1,89 @@
+/*
+ * RTEMS version of syslog and associated routines
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems.h>
+#include <rtems/thread.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <errno.h>
+#include <syslog.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <string.h>
+
+#include <unistd.h>
+
+static int LogStatus = LOG_CONS;
+static const char *LogTag = "syslog";
+static int LogFacility = LOG_USER;
+static int LogMask = 0xff;
+
+void
+syslog (int pri, const char *fmt, ...)
+{
+	va_list ap;
+
+	va_start (ap, fmt);
+	vsyslog (pri, fmt, ap);
+	va_end (ap);
+}
+
+/*
+ * FIXME: Should cbuf be static?  Then we wouldn't
+ *        have to worry about blowing stacks with a local variable
+ *        that large.  Could make cbuf bigger, too.
+ */
+void
+vsyslog (int pri, const char *fmt, va_list ap)
+{
+	int cnt;
+	char cbuf[200];
+
+	if (pri & ~(LOG_PRIMASK|LOG_FACMASK)) {
+		syslog (LOG_ERR|LOG_CONS|LOG_PERROR|LOG_PID,
+								"syslog: unknown facility/priority: %#x", pri);
+		pri &= LOG_PRIMASK|LOG_FACMASK;
+	}
+
+	if (!(LOG_MASK(LOG_PRI(pri)) & LogMask))
+		return;
+
+	if ((pri & LOG_FACMASK) == 0)
+		pri |= LogFacility;
+
+	cnt = snprintf (cbuf, sizeof (cbuf), "<%d>", pri);
+	if (LogTag && cnt < sizeof (cbuf) - 1)
+		cnt += snprintf (cbuf + cnt, sizeof (cbuf) - cnt, "%s", LogTag);
+	if (LogStatus & LOG_PID && cnt < sizeof (cbuf) - 1) {
+		rtems_id tid;
+		rtems_task_ident (RTEMS_SELF, 0, &tid);
+		cnt += snprintf (cbuf + cnt, sizeof (cbuf) - cnt, "[%#lx]", (unsigned long)tid);
+	}
+	if (LogTag && cnt < sizeof (cbuf) - 1)
+		cnt += snprintf (cbuf + cnt, sizeof (cbuf) - cnt, ": ");
+	cnt += vsnprintf (cbuf + cnt, sizeof (cbuf) - cnt, fmt, ap);
+	if (cnt > sizeof (cbuf) - 1)
+		cnt = sizeof (cbuf) - 1;
+	while (cnt > 0 && cbuf[cnt-1] == '\n')
+		cbuf[--cnt] = '\0';
+
+	if (LogStatus & LOG_PERROR)
+		printf ("%s\n", cbuf);
+}
+
+int
+setlogmask (int pmask)
+{
+	int omask;
+
+	omask = LogMask;
+	if (pmask != 0)
+		LogMask = pmask;
+	return (omask);
+}