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Version 2.2.5p0

    1: /* $Id: minisoap.c,v 1.1.1.1 2023/09/27 11:21:37 misho Exp $ */
    2: /* vim: tabstop=4 shiftwidth=4 noexpandtab
    3:  * Project : miniupnp
    4:  * Author : Thomas Bernard
    5:  * Copyright (c) 2005-2020 Thomas Bernard
    6:  * This software is subject to the conditions detailed in the
    7:  * LICENCE file provided in this distribution.
    8:  *
    9:  * Minimal SOAP implementation for UPnP protocol.
   10:  */
   11: #include <stdio.h>
   12: #include <string.h>
   13: #ifdef _WIN32
   14: #include <io.h>
   15: #include <winsock2.h>
   16: #include "win32_snprintf.h"
   17: #else
   18: #include <unistd.h>
   19: #include <sys/types.h>
   20: #include <sys/socket.h>
   21: #endif
   22: #include "minisoap.h"
   23: #include "miniupnpcstrings.h"
   24: 
   25: /* only for malloc */
   26: #include <stdlib.h>
   27: 
   28: /* httpWrite sends the headers and the body to the socket
   29:  * and returns the number of bytes sent */
   30: static int
   31: httpWrite(SOCKET fd, const char * body, int bodysize,
   32:           const char * headers, int headerssize)
   33: {
   34: 	int n = 0;
   35: 	/*n = write(fd, headers, headerssize);*/
   36: 	/*if(bodysize>0)
   37: 		n += write(fd, body, bodysize);*/
   38: 	/* Note : my old linksys router only took into account
   39: 	 * soap request that are sent into only one packet */
   40: 	char * p;
   41: 	/* TODO: AVOID MALLOC, we could use writev() for that */
   42: 	p = malloc(headerssize+bodysize);
   43: 	if(!p)
   44: 	  return -1;
   45: 	memcpy(p, headers, headerssize);
   46: 	memcpy(p+headerssize, body, bodysize);
   47: 	/*n = write(fd, p, headerssize+bodysize);*/
   48: 	n = send(fd, p, headerssize+bodysize, 0);
   49: 	if(n<0) {
   50: 	  PRINT_SOCKET_ERROR("send");
   51: 	}
   52: 	/* disable send on the socket */
   53: 	/* draytek routers don't seem to like that... */
   54: #if 0
   55: #ifdef _WIN32
   56: 	if(shutdown(fd, SD_SEND)<0) {
   57: #else
   58: 	if(shutdown(fd, SHUT_WR)<0)	{ /*SD_SEND*/
   59: #endif
   60: 		PRINT_SOCKET_ERROR("shutdown");
   61: 	}
   62: #endif
   63: 	free(p);
   64: 	return n;
   65: }
   66: 
   67: /* self explanatory  */
   68: int soapPostSubmit(SOCKET fd,
   69:                    const char * url,
   70: 				   const char * host,
   71: 				   unsigned short port,
   72: 				   const char * action,
   73: 				   const char * body,
   74: 				   const char * httpversion)
   75: {
   76: 	char headerbuf[512];
   77: 	int headerssize;
   78: 	char portstr[8];
   79: 	int bodysize = (int)strlen(body);
   80: 	/* We are not using keep-alive HTTP connections.
   81: 	 * HTTP/1.1 needs the header Connection: close to do that.
   82: 	 * This is the default with HTTP/1.0
   83: 	 * Using HTTP/1.1 means we need to support chunked transfer-encoding :
   84: 	 * When using HTTP/1.1, the router "BiPAC 7404VNOX" always use chunked
   85: 	 * transfer encoding. */
   86:     /* Connection: Close is normally there only in HTTP/1.1 but who knows */
   87: 	portstr[0] = '\0';
   88: 	if(port != 80)
   89: 		snprintf(portstr, sizeof(portstr), ":%hu", port);
   90: 	headerssize = snprintf(headerbuf, sizeof(headerbuf),
   91:                        "POST %s HTTP/%s\r\n"
   92: 	                   "Host: %s%s\r\n"
   93: 					   "User-Agent: " OS_STRING ", " UPNP_VERSION_STRING ", MiniUPnPc/" MINIUPNPC_VERSION_STRING "\r\n"
   94: 	                   "Content-Length: %d\r\n"
   95: 					   "Content-Type: text/xml\r\n"
   96: 					   "SOAPAction: \"%s\"\r\n"
   97: 					   "Connection: Close\r\n"
   98: 					   "Cache-Control: no-cache\r\n"	/* ??? */
   99: 					   "Pragma: no-cache\r\n"
  100: 					   "\r\n",
  101: 					   url, httpversion, host, portstr, bodysize, action);
  102: 	if ((unsigned int)headerssize >= sizeof(headerbuf))
  103: 		return -1;
  104: #ifdef DEBUG
  105: 	/*printf("SOAP request : headersize=%d bodysize=%d\n",
  106: 	       headerssize, bodysize);
  107: 	*/
  108: 	printf("SOAP request : POST %s HTTP/%s - Host: %s%s\n",
  109: 	        url, httpversion, host, portstr);
  110: 	printf("SOAPAction: \"%s\" - Content-Length: %d\n", action, bodysize);
  111: 	printf("Headers :\n%s", headerbuf);
  112: 	printf("Body :\n%s\n", body);
  113: #endif
  114: 	return httpWrite(fd, body, bodysize, headerbuf, headerssize);
  115: }
  116: 
  117: