Build libminiupnpc from source now, and update version.

ext/miniupnpc/minisoap.c

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+/* $Id: minisoap.c,v 1.24 2015/10/26 17:05:07 nanard Exp $ */
+/* Project : miniupnp
+ * Author : Thomas Bernard
+ * Copyright (c) 2005-2015 Thomas Bernard
+ * This software is subject to the conditions detailed in the
+ * LICENCE file provided in this distribution.
+ *
+ * Minimal SOAP implementation for UPnP protocol.
+ */
+#include <stdio.h>
+#include <string.h>
+#ifdef _WIN32
+#include <io.h>
+#include <winsock2.h>
+#define snprintf _snprintf
+#else
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#endif
+#include "minisoap.h"
+#include "miniupnpcstrings.h"
+
+/* only for malloc */
+#include <stdlib.h>
+
+#ifdef _WIN32
+#define PRINT_SOCKET_ERROR(x)    printf("Socket error: %s, %d\n", x, WSAGetLastError());
+#else
+#define PRINT_SOCKET_ERROR(x) perror(x)
+#endif
+
+/* httpWrite sends the headers and the body to the socket
+ * and returns the number of bytes sent */
+static int
+httpWrite(int fd, const char * body, int bodysize,
+          const char * headers, int headerssize)
+{
+	int n = 0;
+	/*n = write(fd, headers, headerssize);*/
+	/*if(bodysize>0)
+		n += write(fd, body, bodysize);*/
+	/* Note : my old linksys router only took into account
+	 * soap request that are sent into only one packet */
+	char * p;
+	/* TODO: AVOID MALLOC, we could use writev() for that */
+	p = malloc(headerssize+bodysize);
+	if(!p)
+	  return -1;
+	memcpy(p, headers, headerssize);
+	memcpy(p+headerssize, body, bodysize);
+	/*n = write(fd, p, headerssize+bodysize);*/
+	n = send(fd, p, headerssize+bodysize, 0);
+	if(n<0) {
+	  PRINT_SOCKET_ERROR("send");
+	}
+	/* disable send on the socket */
+	/* draytek routers dont seems to like that... */
+#if 0
+#ifdef _WIN32
+	if(shutdown(fd, SD_SEND)<0) {
+#else
+	if(shutdown(fd, SHUT_WR)<0)	{ /*SD_SEND*/
+#endif
+		PRINT_SOCKET_ERROR("shutdown");
+	}
+#endif
+	free(p);
+	return n;
+}
+
+/* self explanatory  */
+int soapPostSubmit(int fd,
+                   const char * url,
+				   const char * host,
+				   unsigned short port,
+				   const char * action,
+				   const char * body,
+				   const char * httpversion)
+{
+	int bodysize;
+	char headerbuf[512];
+	int headerssize;
+	char portstr[8];
+	bodysize = (int)strlen(body);
+	/* We are not using keep-alive HTTP connections.
+	 * HTTP/1.1 needs the header Connection: close to do that.
+	 * This is the default with HTTP/1.0
+	 * Using HTTP/1.1 means we need to support chunked transfer-encoding :
+	 * When using HTTP/1.1, the router "BiPAC 7404VNOX" always use chunked
+	 * transfer encoding. */
+    /* Connection: Close is normally there only in HTTP/1.1 but who knows */
+	portstr[0] = '\0';
+	if(port != 80)
+		snprintf(portstr, sizeof(portstr), ":%hu", port);
+	headerssize = snprintf(headerbuf, sizeof(headerbuf),
+                       "POST %s HTTP/%s\r\n"
+	                   "Host: %s%s\r\n"
+					   "User-Agent: " OS_STRING ", " UPNP_VERSION_STRING ", MiniUPnPc/" MINIUPNPC_VERSION_STRING "\r\n"
+	                   "Content-Length: %d\r\n"
+					   "Content-Type: text/xml\r\n"
+					   "SOAPAction: \"%s\"\r\n"
+					   "Connection: Close\r\n"
+					   "Cache-Control: no-cache\r\n"	/* ??? */
+					   "Pragma: no-cache\r\n"
+					   "\r\n",
+					   url, httpversion, host, portstr, bodysize, action);
+	if ((unsigned int)headerssize >= sizeof(headerbuf))
+		return -1;
+#ifdef DEBUG
+	/*printf("SOAP request : headersize=%d bodysize=%d\n",
+	       headerssize, bodysize);
+	*/
+	printf("SOAP request : POST %s HTTP/%s - Host: %s%s\n",
+	        url, httpversion, host, portstr);
+	printf("SOAPAction: \"%s\" - Content-Length: %d\n", action, bodysize);
+	printf("Headers :\n%s", headerbuf);
+	printf("Body :\n%s\n", body);
+#endif
+	return httpWrite(fd, body, bodysize, headerbuf, headerssize);
+}
+
+