Add Phoenix-RTOS port for ARM.

Port contributed by Jakub Sejdak <jakub.sejdak@phoesys.com>

1 files changed, 106 insertions, 0 deletions

diff --git a/newlib/libc/sys/phoenix/syslog.c b/newlib/libc/sys/phoenix/syslog.c
new file mode 100644
index 000000000..c38800e09
--- /dev/null
+++ b/newlib/libc/sys/phoenix/syslog.c
@@ -0,0 +1,106 @@
+/* Copyright (c) 2016 Phoenix Systems
+   All rights reserved.
+
+   Redistribution and use in source and binary forms, with or without
+   modification, are permitted provided that the following conditions
+   are met:
+   1. Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+   2. Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in the
+      documentation and/or other materials provided with the distribution.
+
+   THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+   ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+   ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+   FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+   OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+   LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+   OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+   SUCH DAMAGE.*/
+
+#include <arpa/inet.h>
+#include <errno.h>
+#include <netinet/in.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/socket.h>
+#include <syslog.h>
+#include <unistd.h>
+
+#define BUFFER_SIZE		1024
+#define LOG_MAX_SIZE	(3 * 512)
+
+struct {
+	int socket;
+	struct sockaddr_in addr;
+	const char *ident;
+	int option;
+	int facility;
+	int tried;
+} client = {
+	.ident = NULL,
+	.socket = -1,
+	.option = 0,
+	.facility = 0,
+};
+
+void openlog(const char *ident, int option, int facility)
+{
+	if (client.socket != -1)
+		return;
+
+	client.ident = ident;
+	client.option = option;
+	client.facility = facility;
+
+	if (client.ident == NULL)
+		client.ident = "app";
+
+	if ((client.socket = socket(AF_INET, SOCK_DGRAM, 0)) == -1) {
+		printf("Socket failed: %s\n", strerror(errno));
+		return;
+	}
+
+	memset(&(client.addr), 0, sizeof(client.addr));
+	client.addr.sin_family = AF_INET;
+	client.addr.sin_addr.s_addr = inet_addr("127.0.0.1");
+	client.addr.sin_port = htons(31000);
+}
+
+void syslog(int priority, const char *format, ...)
+{
+	char buffer[BUFFER_SIZE];
+	char msg[LOG_MAX_SIZE];
+	memset(buffer, 0, sizeof(buffer));
+	memset(msg, 0, sizeof(msg));
+	
+	if (LOG_FAC(priority) == 0)
+		priority |= client.facility;
+	
+	va_list args;
+	va_start(args, format);
+	vsnprintf(buffer, sizeof(buffer), format, args);
+	va_end(args);
+	
+	snprintf(msg, sizeof(msg), "<%d> %s[%d]: %s", priority, client.ident, getpid(), buffer);
+
+	if (sendto(client.socket, msg, strlen(msg), 0, (struct sockaddr *) &(client.addr), sizeof(client.addr)) == -1) {
+		printf("Send failed: %s\n", strerror(errno));
+		return;
+	}
+}
+
+void closelog()
+{
+	if (client.socket == -1)
+		return;
+
+	close(client.socket);
+	client.ident = NULL;
+	client.socket = -1;
+}