From 54a577d44fc467221d6e7d831bd6f9c1d88849c5 Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Wed, 4 May 2016 13:04:42 +0200
Subject: subr_prf.c: Port to RTEMS

---
 rtemsbsd/rtems/syslog.c | 125 ++----------------------------------------------
 1 file changed, 4 insertions(+), 121 deletions(-)

(limited to 'rtemsbsd/rtems/syslog.c')

diff --git a/rtemsbsd/rtems/syslog.c b/rtemsbsd/rtems/syslog.c
index d8274e09..76162563 100644
--- a/rtemsbsd/rtems/syslog.c
+++ b/rtemsbsd/rtems/syslog.c
@@ -7,7 +7,7 @@
  */
 
 /*
- * Copyright (c) 2014 embedded brains GmbH.  All rights reserved.
+ * Copyright (c) 2014, 2016 embedded brains GmbH.  All rights reserved.
  *
  *  embedded brains GmbH
  *  Dornierstr. 4
@@ -37,46 +37,9 @@
  * SUCH DAMAGE.
  */
 
-#include <machine/rtems-bsd-user-space.h>
-#include <machine/rtems-bsd-program.h>
-
 #include <syslog.h>
-#include <stdarg.h>
-#include <errno.h>
-#include <stdio.h>
-#include <string.h>
-
-typedef struct {
-  int mask;
-} rtems_bsd_syslog_context;
-
-/* FIXME: This should be thread specific */
-static rtems_bsd_syslog_context rtems_bsd_syslog_instance = {
-	.mask = LOG_UPTO(LOG_DEBUG)
-};
-
-static const char * const rtems_bsd_syslog_priorities[] = {
-	[LOG_EMERG] = "emerg",
-	[LOG_ALERT] = "alert",
-	[LOG_CRIT] = "crit",
-	[LOG_ERR] = "err",
-	[LOG_WARNING] = "warning",
-	[LOG_NOTICE] = "notice",
-	[LOG_INFO] = "info",
-	[LOG_DEBUG] = "debug"
-};
-
-static rtems_bsd_syslog_context *
-rtems_bsd_syslog_get_context(void)
-{
-	return &rtems_bsd_syslog_instance;
-}
 
-static void
-rtems_bsd_syslog_format_buffer_overflow(void)
-{
-	fputs("err: syslog: format buffer overflow\n", stderr);
-}
+#include <rtems/bsd/bsd.h>
 
 void
 syslog(int priority, const char *format, ...)
@@ -91,83 +54,8 @@ syslog(int priority, const char *format, ...)
 void
 vsyslog(int priority, const char *format, va_list ap)
 {
-	rtems_bsd_syslog_context *ctx = rtems_bsd_syslog_get_context();
-	int pri = LOG_PRI(priority);
-	char fmt[128];
-	char buf[128];
-	const char *src;
-	char *dst;
-	size_t rem;
-	char *m;
-	int n;
-	size_t len;
-
-	if ((LOG_MASK(pri) & ctx->mask) == 0) {
-		return;
-	}
-
-	/* Expand the %m in the format string and add a newline character */
-
-	src = format;
-	dst = &fmt[0];
-	rem = sizeof(fmt) - 2;
-
-	while ((m = strstr(src, "%m")) != NULL) {
-		size_t c = m - src;
-
-		if (c > rem) {
-			rtems_bsd_syslog_format_buffer_overflow();
-			return;
-		}
 
-		memcpy(dst, src, c);
-		dst += c;
-		src += c + 2;
-		rem -= c;
-
-		n = sniprintf(dst, rem, "%s", strerror(errno));
-		if (n > rem || n < 0) {
-			rtems_bsd_syslog_format_buffer_overflow();
-			return;
-		}
-
-		dst += (size_t) n;
-		rem -= (size_t) n;
-	}
-
-	len = strlen(src);
-	if (len > rem) {
-		rtems_bsd_syslog_format_buffer_overflow();
-		return;
-	}
-
-	memcpy(dst, src, len);
-	dst += len;
-	dst[0] = '\n';
-	dst[1] = '\0';
-
-	/* Print into buffer */
-
-	dst = &buf[0];
-	rem = sizeof(buf) - 1;
-
-	n = sniprintf(dst, rem, "%s: ", rtems_bsd_syslog_priorities[pri]);
-	if (n <= rem) {
-		dst += (size_t) n;
-		rem -= (size_t) n;
-	}
-
-	n = sniprintf(dst, rem, "%s: ", rtems_bsd_program_get_name());
-	if (n <= rem) {
-		dst += (size_t) n;
-		rem -= (size_t) n;
-	}
-
-	vsniprintf(dst, rem, &fmt[0], ap);
-
-	/* Write in one rush */
-
-	fputs(&buf[0], stderr);
+	rtems_bsd_vprintf(priority, format, ap);
 }
 
 void
@@ -185,10 +73,5 @@ closelog(void)
 int
 setlogmask(int mask)
 {
-	rtems_bsd_syslog_context *ctx = rtems_bsd_syslog_get_context();
-	int cur = ctx->mask;
-
-	ctx->mask = mask & LOG_UPTO(LOG_DEBUG);
-
-	return cur;
+	/* TODO */
 }
-- 
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