From 9682a15400495ae490543e7e5af242ff5c4c9fa0 Mon Sep 17 00:00:00 2001
From: Antonio Juarez <antonio.maria.juarez@live.com>
Date: Wed, 9 Apr 2014 13:14:35 +0100
Subject: Port mapping with UPnP

---
 external/miniupnpc/minissdpc.c | 133 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100755 external/miniupnpc/minissdpc.c

(limited to 'external/miniupnpc/minissdpc.c')

diff --git a/external/miniupnpc/minissdpc.c b/external/miniupnpc/minissdpc.c
new file mode 100755
index 000000000..c4913fb89
--- /dev/null
+++ b/external/miniupnpc/minissdpc.c
@@ -0,0 +1,133 @@
+/* $Id: minissdpc.c,v 1.16 2012/03/05 19:42:46 nanard Exp $ */
+/* Project : miniupnp
+ * Web : http://miniupnp.free.fr/
+ * Author : Thomas BERNARD
+ * copyright (c) 2005-2012 Thomas Bernard
+ * This software is subjet to the conditions detailed in the
+ * provided LICENCE file. */
+/*#include <syslog.h>*/
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+#if defined(_WIN32) || defined(__amigaos__) || defined(__amigaos4__)
+#ifdef _WIN32
+#include <winsock2.h>
+#include <ws2tcpip.h>
+#include <io.h>
+#include <winsock.h>
+#include <stdint.h>
+#endif
+#if defined(__amigaos__) || defined(__amigaos4__)
+#include <sys/socket.h>
+#endif
+#if defined(__amigaos__)
+#define uint16_t unsigned short
+#endif
+/* Hack */
+#define UNIX_PATH_LEN   108
+struct sockaddr_un {
+  uint16_t sun_family;
+  char     sun_path[UNIX_PATH_LEN];
+};
+#else
+#include <sys/socket.h>
+#include <sys/un.h>
+#endif
+
+#include "minissdpc.h"
+#include "miniupnpc.h"
+
+#include "codelength.h"
+
+struct UPNPDev *
+getDevicesFromMiniSSDPD(const char * devtype, const char * socketpath)
+{
+	struct UPNPDev * tmp;
+	struct UPNPDev * devlist = NULL;
+	unsigned char buffer[2048];
+	ssize_t n;
+	unsigned char * p;
+	unsigned char * url;
+	unsigned int i;
+	unsigned int urlsize, stsize, usnsize, l;
+	int s;
+	struct sockaddr_un addr;
+
+	s = socket(AF_UNIX, SOCK_STREAM, 0);
+	if(s < 0)
+	{
+		/*syslog(LOG_ERR, "socket(unix): %m");*/
+		perror("socket(unix)");
+		return NULL;
+	}
+	addr.sun_family = AF_UNIX;
+	strncpy(addr.sun_path, socketpath, sizeof(addr.sun_path));
+	/* TODO : check if we need to handle the EINTR */
+	if(connect(s, (struct sockaddr *)&addr, sizeof(struct sockaddr_un)) < 0)
+	{
+		/*syslog(LOG_WARNING, "connect(\"%s\"): %m", socketpath);*/
+		close(s);
+		return NULL;
+	}
+	stsize = strlen(devtype);
+	buffer[0] = 1; /* request type 1 : request devices/services by type */
+	p = buffer + 1;
+	l = stsize;	CODELENGTH(l, p);
+	if(p + stsize > buffer + sizeof(buffer))
+	{
+		/* devtype is too long ! */
+		close(s);
+		return NULL;
+	}
+	memcpy(p, devtype, stsize);
+	p += stsize;
+	if(write(s, buffer, p - buffer) < 0)
+	{
+		/*syslog(LOG_ERR, "write(): %m");*/
+		perror("minissdpc.c: write()");
+		close(s);
+		return NULL;
+	}
+	n = read(s, buffer, sizeof(buffer));
+	if(n<=0)
+	{
+		perror("minissdpc.c: read()");
+		close(s);
+		return NULL;
+	}
+	p = buffer + 1;
+	for(i = 0; i < buffer[0]; i++)
+	{
+		if(p+2>=buffer+sizeof(buffer))
+			break;
+		DECODELENGTH(urlsize, p);
+		if(p+urlsize+2>=buffer+sizeof(buffer))
+			break;
+		url = p;
+		p += urlsize;
+		DECODELENGTH(stsize, p);
+		if(p+stsize+2>=buffer+sizeof(buffer))
+			break;
+		tmp = (struct UPNPDev *)malloc(sizeof(struct UPNPDev)+urlsize+stsize);
+		tmp->pNext = devlist;
+		tmp->descURL = tmp->buffer;
+		tmp->st = tmp->buffer + 1 + urlsize;
+		memcpy(tmp->buffer, url, urlsize);
+		tmp->buffer[urlsize] = '\0';
+		memcpy(tmp->buffer + urlsize + 1, p, stsize);
+		p += stsize;
+		tmp->buffer[urlsize+1+stsize] = '\0';
+		devlist = tmp;
+		/* added for compatibility with recent versions of MiniSSDPd
+		 * >= 2007/12/19 */
+		DECODELENGTH(usnsize, p);
+		p += usnsize;
+		if(p>buffer + sizeof(buffer))
+			break;
+	}
+	close(s);
+	return devlist;
+}
+
-- 
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