mirror of
https://github.com/monero-project/monero.git
synced 2025-05-02 12:26:06 -04:00
updated miniupnpc
This commit is contained in:
Riccardo Spagni
parent
9e45eadb98
commit
7da9905589
45 changed files with 2070 additions and 1472 deletions
846
external/miniupnpc/miniupnpc.c
vendored
846
external/miniupnpc/miniupnpc.c
vendored
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@ -1,26 +1,11 @@
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/* $Id: miniupnpc.c,v 1.116 2014/01/31 14:09:03 nanard Exp $ */
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/* $Id: miniupnpc.c,v 1.135 2015/07/23 20:40:08 nanard Exp $ */
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/* vim: tabstop=4 shiftwidth=4 noexpandtab */
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/* Project : miniupnp
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* Web : http://miniupnp.free.fr/
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* Author : Thomas BERNARD
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* copyright (c) 2005-2014 Thomas Bernard
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* copyright (c) 2005-2015 Thomas Bernard
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* This software is subjet to the conditions detailed in the
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* provided LICENSE file. */
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#define __EXTENSIONS__ 1
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#if !defined(__APPLE__) && !defined(__sun)
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#if !defined(_XOPEN_SOURCE) && !defined(__OpenBSD__) && !defined(__NetBSD__)
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#ifndef __cplusplus
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#define _XOPEN_SOURCE 600
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#endif
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#endif
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#ifndef __BSD_VISIBLE
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#define __BSD_VISIBLE 1
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#endif
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#endif
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#if !defined(__DragonFly__) && !defined(__OpenBSD__) && !defined(__NetBSD__) && !defined(__APPLE__) && !defined(_WIN32) && !defined(__CYGWIN__) && !defined(__sun) && !defined(__GNU__) && !defined(__FreeBSD_kernel__)
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#define HAS_IP_MREQN
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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@ -63,28 +48,11 @@
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#include <errno.h>
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#define closesocket close
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#endif /* #else _WIN32 */
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#ifdef MINIUPNPC_SET_SOCKET_TIMEOUT
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#include <sys/time.h>
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#endif
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#if defined(__amigaos__) || defined(__amigaos4__)
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/* Amiga OS specific stuff */
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#define TIMEVAL struct timeval
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#endif
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#ifdef __GNU__
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#define MAXHOSTNAMELEN 64
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#endif
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#if defined(HAS_IP_MREQN) && defined(NEED_STRUCT_IP_MREQN)
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/* Several versions of glibc don't define this structure, define it here and compile with CFLAGS NEED_STRUCT_IP_MREQN */
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struct ip_mreqn
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{
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struct in_addr imr_multiaddr; /* IP multicast address of group */
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struct in_addr imr_address; /* local IP address of interface */
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int imr_ifindex; /* Interface index */
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};
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#endif
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#include "miniupnpc.h"
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#include "minissdpc.h"
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#include "miniwget.h"
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@ -92,13 +60,9 @@ struct ip_mreqn
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#include "minixml.h"
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#include "upnpcommands.h"
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#include "connecthostport.h"
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#include "receivedata.h"
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#ifdef _WIN32
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#define PRINT_SOCKET_ERROR(x) printf("Socket error: %s, %d\n", x, WSAGetLastError());
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#else
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#define PRINT_SOCKET_ERROR(x) perror(x)
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#endif
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/* compare the begining of a string with a constant string */
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#define COMPARE(str, cstr) (0==memcmp(str, cstr, sizeof(cstr) - 1))
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#ifndef MAXHOSTNAMELEN
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#define MAXHOSTNAMELEN 64
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@ -140,73 +104,93 @@ char * simpleUPnPcommand2(int s, const char * url, const char * service,
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char * path;
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char soapact[128];
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char soapbody[2048];
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int soapbodylen;
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char * buf;
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int n;
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int n;
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*bufsize = 0;
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snprintf(soapact, sizeof(soapact), "%s#%s", service, action);
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if(args==NULL)
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{
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/*soapbodylen = */snprintf(soapbody, sizeof(soapbody),
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"<?xml version=\"1.0\"?>\r\n"
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"<" SOAPPREFIX ":Envelope "
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soapbodylen = snprintf(soapbody, sizeof(soapbody),
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"<?xml version=\"1.0\"?>\r\n"
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"<" SOAPPREFIX ":Envelope "
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"xmlns:" SOAPPREFIX "=\"http://schemas.xmlsoap.org/soap/envelope/\" "
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SOAPPREFIX ":encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\">"
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"<" SOAPPREFIX ":Body>"
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"<" SERVICEPREFIX ":%s xmlns:" SERVICEPREFIX "=\"%s\">"
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"</" SERVICEPREFIX ":%s>"
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"</" SOAPPREFIX ":Body></" SOAPPREFIX ":Envelope>"
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"\r\n", action, service, action);
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"\r\n", action, service, action);
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if ((unsigned int)soapbodylen >= sizeof(soapbody))
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return NULL;
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}
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else
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{
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char * p;
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const char * pe, * pv;
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int soapbodylen;
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const char * const pend = soapbody + sizeof(soapbody);
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soapbodylen = snprintf(soapbody, sizeof(soapbody),
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"<?xml version=\"1.0\"?>\r\n"
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"<" SOAPPREFIX ":Envelope "
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"<" SOAPPREFIX ":Envelope "
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"xmlns:" SOAPPREFIX "=\"http://schemas.xmlsoap.org/soap/envelope/\" "
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SOAPPREFIX ":encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\">"
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"<" SOAPPREFIX ":Body>"
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"<" SERVICEPREFIX ":%s xmlns:" SERVICEPREFIX "=\"%s\">",
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action, service);
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if ((unsigned int)soapbodylen >= sizeof(soapbody))
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return NULL;
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p = soapbody + soapbodylen;
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while(args->elt)
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{
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/* check that we are never overflowing the string... */
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if(soapbody + sizeof(soapbody) <= p + 100)
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{
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/* we keep a margin of at least 100 bytes */
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if(p >= pend) /* check for space to write next byte */
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return NULL;
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}
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*(p++) = '<';
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pe = args->elt;
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while(*pe)
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while(p < pend && *pe)
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*(p++) = *(pe++);
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if(p >= pend) /* check for space to write next byte */
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return NULL;
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*(p++) = '>';
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if((pv = args->val))
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{
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while(*pv)
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while(p < pend && *pv)
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*(p++) = *(pv++);
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}
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if((p+2) > pend) /* check for space to write next 2 bytes */
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return NULL;
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*(p++) = '<';
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*(p++) = '/';
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pe = args->elt;
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while(*pe)
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while(p < pend && *pe)
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*(p++) = *(pe++);
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if(p >= pend) /* check for space to write next byte */
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return NULL;
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*(p++) = '>';
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args++;
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}
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if((p+4) > pend) /* check for space to write next 4 bytes */
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return NULL;
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*(p++) = '<';
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*(p++) = '/';
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*(p++) = SERVICEPREFIX2;
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*(p++) = ':';
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pe = action;
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while(*pe)
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while(p < pend && *pe)
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*(p++) = *(pe++);
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strncpy(p, "></" SOAPPREFIX ":Body></" SOAPPREFIX ":Envelope>\r\n",
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soapbody + sizeof(soapbody) - p);
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pend - p);
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if(soapbody[sizeof(soapbody)-1]) /* strncpy pads buffer with 0s, so if it doesn't end in 0, could not fit full string */
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return NULL;
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}
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if(!parseURL(url, hostname, &port, &path, NULL)) return NULL;
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if(s < 0) {
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@ -263,98 +247,92 @@ char * simpleUPnPcommand(int s, const char * url, const char * service,
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return buf;
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}
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/* parseMSEARCHReply()
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* the last 4 arguments are filled during the parsing :
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* - location/locationsize : "location:" field of the SSDP reply packet
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* - st/stsize : "st:" field of the SSDP reply packet.
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* The strings are NOT null terminated */
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static void
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parseMSEARCHReply(const char * reply, int size,
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const char * * location, int * locationsize,
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const char * * st, int * stsize)
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{
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int a, b, i;
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i = 0;
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a = i; /* start of the line */
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b = 0; /* end of the "header" (position of the colon) */
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while(i<size)
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{
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switch(reply[i])
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{
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case ':':
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if(b==0)
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{
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b = i; /* end of the "header" */
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/*for(j=a; j<b; j++)
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{
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putchar(reply[j]);
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}
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*/
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}
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break;
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case '\x0a':
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case '\x0d':
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if(b!=0)
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{
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/*for(j=b+1; j<i; j++)
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{
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putchar(reply[j]);
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}
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putchar('\n');*/
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/* skip the colon and white spaces */
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do { b++; } while(reply[b]==' ');
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if(0==strncasecmp(reply+a, "location", 8))
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{
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*location = reply+b;
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*locationsize = i-b;
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}
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else if(0==strncasecmp(reply+a, "st", 2))
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{
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*st = reply+b;
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*stsize = i-b;
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}
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b = 0;
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}
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a = i+1;
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break;
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default:
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break;
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}
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i++;
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}
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}
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/* port upnp discover : SSDP protocol */
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#define PORT 1900
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#define XSTR(s) STR(s)
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#define STR(s) #s
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#define UPNP_MCAST_ADDR "239.255.255.250"
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/* for IPv6 */
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#define UPNP_MCAST_LL_ADDR "FF02::C" /* link-local */
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#define UPNP_MCAST_SL_ADDR "FF05::C" /* site-local */
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/* upnpDiscover() :
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/* upnpDiscoverDevices() :
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* return a chained list of all devices found or NULL if
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* no devices was found.
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* It is up to the caller to free the chained list
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* delay is in millisecond (poll) */
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* delay is in millisecond (poll).
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* UDA v1.1 says :
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* The TTL for the IP packet SHOULD default to 2 and
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* SHOULD be configurable. */
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MINIUPNP_LIBSPEC struct UPNPDev *
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upnpDiscover(int delay, const char * multicastif,
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const char * minissdpdsock, int sameport,
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int ipv6,
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int * error)
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upnpDiscoverDevices(const char * const deviceTypes[],
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int delay, const char * multicastif,
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const char * minissdpdsock, int localport,
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int ipv6, unsigned char ttl,
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int * error,
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int searchalltypes)
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{
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struct UPNPDev * tmp;
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struct UPNPDev * devlist = 0;
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unsigned int scope_id = 0;
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int opt = 1;
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static const char MSearchMsgFmt[] =
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"M-SEARCH * HTTP/1.1\r\n"
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"HOST: %s:" XSTR(PORT) "\r\n"
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"ST: %s\r\n"
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"MAN: \"ssdp:discover\"\r\n"
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"MX: %u\r\n"
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"\r\n";
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#if !defined(_WIN32) && !defined(__amigaos__) && !defined(__amigaos4__)
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int deviceIndex;
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#endif /* !defined(_WIN32) && !defined(__amigaos__) && !defined(__amigaos4__) */
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if(error)
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*error = UPNPDISCOVER_UNKNOWN_ERROR;
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#if !defined(_WIN32) && !defined(__amigaos__) && !defined(__amigaos4__)
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/* first try to get infos from minissdpd ! */
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if(!minissdpdsock)
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minissdpdsock = "/var/run/minissdpd.sock";
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for(deviceIndex = 0; deviceTypes[deviceIndex]; deviceIndex++) {
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struct UPNPDev * minissdpd_devlist;
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int only_rootdevice = 1;
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minissdpd_devlist = getDevicesFromMiniSSDPD(deviceTypes[deviceIndex],
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minissdpdsock, 0);
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if(minissdpd_devlist) {
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#ifdef DEBUG
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printf("returned by MiniSSDPD: %s\t%s\n",
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minissdpd_devlist->st, minissdpd_devlist->descURL);
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#endif /* DEBUG */
|
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if(!strstr(minissdpd_devlist->st, "rootdevice"))
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only_rootdevice = 0;
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for(tmp = minissdpd_devlist; tmp->pNext != NULL; tmp = tmp->pNext) {
|
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#ifdef DEBUG
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printf("returned by MiniSSDPD: %s\t%s\n",
|
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tmp->pNext->st, tmp->pNext->descURL);
|
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#endif /* DEBUG */
|
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if(!strstr(tmp->st, "rootdevice"))
|
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only_rootdevice = 0;
|
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}
|
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tmp->pNext = devlist;
|
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devlist = minissdpd_devlist;
|
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if(!searchalltypes && !only_rootdevice)
|
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break;
|
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}
|
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}
|
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for(tmp = devlist; tmp != NULL; tmp = tmp->pNext) {
|
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/* We return what we have found if it was not only a rootdevice */
|
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if(!strstr(tmp->st, "rootdevice")) {
|
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if(error)
|
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*error = UPNPDISCOVER_SUCCESS;
|
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return devlist;
|
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}
|
||||
}
|
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#endif /* !defined(_WIN32) && !defined(__amigaos__) && !defined(__amigaos4__) */
|
||||
|
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/* direct discovery if minissdpd responses are not sufficient */
|
||||
{
|
||||
struct UPNPDev * discovered_devlist;
|
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discovered_devlist = ssdpDiscoverDevices(deviceTypes, delay, multicastif, localport,
|
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ipv6, ttl, error, searchalltypes);
|
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if(devlist == NULL)
|
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devlist = discovered_devlist;
|
||||
else {
|
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for(tmp = devlist; tmp->pNext != NULL; tmp = tmp->pNext);
|
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tmp->pNext = discovered_devlist;
|
||||
}
|
||||
}
|
||||
return devlist;
|
||||
}
|
||||
|
||||
/* upnpDiscover() Discover IGD device */
|
||||
MINIUPNP_LIBSPEC struct UPNPDev *
|
||||
upnpDiscover(int delay, const char * multicastif,
|
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const char * minissdpdsock, int localport,
|
||||
int ipv6, unsigned char ttl,
|
||||
int * error)
|
||||
{
|
||||
static const char * const deviceList[] = {
|
||||
#if 0
|
||||
"urn:schemas-upnp-org:device:InternetGatewayDevice:2",
|
||||
|
|
@ -364,395 +342,117 @@ upnpDiscover(int delay, const char * multicastif,
|
|||
"urn:schemas-upnp-org:service:WANIPConnection:1",
|
||||
"urn:schemas-upnp-org:service:WANPPPConnection:1",
|
||||
"upnp:rootdevice",
|
||||
/*"ssdp:all",*/
|
||||
0
|
||||
};
|
||||
int deviceIndex = 0;
|
||||
char bufr[1536]; /* reception and emission buffer */
|
||||
int sudp;
|
||||
int n;
|
||||
struct sockaddr_storage sockudp_r;
|
||||
unsigned int mx;
|
||||
#ifdef NO_GETADDRINFO
|
||||
struct sockaddr_storage sockudp_w;
|
||||
#else
|
||||
int rv;
|
||||
struct addrinfo hints, *servinfo, *p;
|
||||
#endif
|
||||
#ifdef _WIN32
|
||||
MIB_IPFORWARDROW ip_forward;
|
||||
#endif
|
||||
int linklocal = 1;
|
||||
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_UNKNOWN_ERROR;
|
||||
#if !defined(_WIN32) && !defined(__amigaos__) && !defined(__amigaos4__)
|
||||
/* first try to get infos from minissdpd ! */
|
||||
if(!minissdpdsock)
|
||||
minissdpdsock = "/var/run/minissdpd.sock";
|
||||
while(!devlist && deviceList[deviceIndex]) {
|
||||
devlist = getDevicesFromMiniSSDPD(deviceList[deviceIndex],
|
||||
minissdpdsock);
|
||||
/* We return what we have found if it was not only a rootdevice */
|
||||
if(devlist && !strstr(deviceList[deviceIndex], "rootdevice")) {
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_SUCCESS;
|
||||
return devlist;
|
||||
}
|
||||
deviceIndex++;
|
||||
}
|
||||
deviceIndex = 0;
|
||||
#endif
|
||||
/* fallback to direct discovery */
|
||||
#ifdef _WIN32
|
||||
sudp = socket(ipv6 ? PF_INET6 : PF_INET, SOCK_DGRAM, IPPROTO_UDP);
|
||||
#else
|
||||
sudp = socket(ipv6 ? PF_INET6 : PF_INET, SOCK_DGRAM, 0);
|
||||
#endif
|
||||
if(sudp < 0)
|
||||
{
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_SOCKET_ERROR;
|
||||
PRINT_SOCKET_ERROR("socket");
|
||||
return NULL;
|
||||
}
|
||||
/* reception */
|
||||
memset(&sockudp_r, 0, sizeof(struct sockaddr_storage));
|
||||
if(ipv6) {
|
||||
struct sockaddr_in6 * p = (struct sockaddr_in6 *)&sockudp_r;
|
||||
p->sin6_family = AF_INET6;
|
||||
if(sameport)
|
||||
p->sin6_port = htons(PORT);
|
||||
p->sin6_addr = in6addr_any; /* in6addr_any is not available with MinGW32 3.4.2 */
|
||||
} else {
|
||||
struct sockaddr_in * p = (struct sockaddr_in *)&sockudp_r;
|
||||
p->sin_family = AF_INET;
|
||||
if(sameport)
|
||||
p->sin_port = htons(PORT);
|
||||
p->sin_addr.s_addr = INADDR_ANY;
|
||||
}
|
||||
#ifdef _WIN32
|
||||
/* This code could help us to use the right Network interface for
|
||||
* SSDP multicast traffic */
|
||||
/* Get IP associated with the index given in the ip_forward struct
|
||||
* in order to give this ip to setsockopt(sudp, IPPROTO_IP, IP_MULTICAST_IF) */
|
||||
if(!ipv6
|
||||
&& (GetBestRoute(inet_addr("223.255.255.255"), 0, &ip_forward) == NO_ERROR)) {
|
||||
DWORD dwRetVal = 0;
|
||||
PMIB_IPADDRTABLE pIPAddrTable;
|
||||
DWORD dwSize = 0;
|
||||
#ifdef DEBUG
|
||||
IN_ADDR IPAddr;
|
||||
#endif
|
||||
int i;
|
||||
#ifdef DEBUG
|
||||
printf("ifIndex=%lu nextHop=%lx \n", ip_forward.dwForwardIfIndex, ip_forward.dwForwardNextHop);
|
||||
#endif
|
||||
pIPAddrTable = (MIB_IPADDRTABLE *) malloc(sizeof (MIB_IPADDRTABLE));
|
||||
if (GetIpAddrTable(pIPAddrTable, &dwSize, 0) == ERROR_INSUFFICIENT_BUFFER) {
|
||||
free(pIPAddrTable);
|
||||
pIPAddrTable = (MIB_IPADDRTABLE *) malloc(dwSize);
|
||||
}
|
||||
if(pIPAddrTable) {
|
||||
dwRetVal = GetIpAddrTable( pIPAddrTable, &dwSize, 0 );
|
||||
#ifdef DEBUG
|
||||
printf("\tNum Entries: %ld\n", pIPAddrTable->dwNumEntries);
|
||||
#endif
|
||||
for (i=0; i < (int) pIPAddrTable->dwNumEntries; i++) {
|
||||
#ifdef DEBUG
|
||||
printf("\n\tInterface Index[%d]:\t%ld\n", i, pIPAddrTable->table[i].dwIndex);
|
||||
IPAddr.S_un.S_addr = (u_long) pIPAddrTable->table[i].dwAddr;
|
||||
printf("\tIP Address[%d]: \t%s\n", i, inet_ntoa(IPAddr) );
|
||||
IPAddr.S_un.S_addr = (u_long) pIPAddrTable->table[i].dwMask;
|
||||
printf("\tSubnet Mask[%d]: \t%s\n", i, inet_ntoa(IPAddr) );
|
||||
IPAddr.S_un.S_addr = (u_long) pIPAddrTable->table[i].dwBCastAddr;
|
||||
printf("\tBroadCast[%d]: \t%s (%ld)\n", i, inet_ntoa(IPAddr), pIPAddrTable->table[i].dwBCastAddr);
|
||||
printf("\tReassembly size[%d]:\t%ld\n", i, pIPAddrTable->table[i].dwReasmSize);
|
||||
printf("\tType and State[%d]:", i);
|
||||
printf("\n");
|
||||
#endif
|
||||
if (pIPAddrTable->table[i].dwIndex == ip_forward.dwForwardIfIndex) {
|
||||
/* Set the address of this interface to be used */
|
||||
struct in_addr mc_if;
|
||||
memset(&mc_if, 0, sizeof(mc_if));
|
||||
mc_if.s_addr = pIPAddrTable->table[i].dwAddr;
|
||||
if(setsockopt(sudp, IPPROTO_IP, IP_MULTICAST_IF, (const char *)&mc_if, sizeof(mc_if)) < 0) {
|
||||
PRINT_SOCKET_ERROR("setsockopt");
|
||||
}
|
||||
((struct sockaddr_in *)&sockudp_r)->sin_addr.s_addr = pIPAddrTable->table[i].dwAddr;
|
||||
#ifndef DEBUG
|
||||
break;
|
||||
#endif
|
||||
}
|
||||
}
|
||||
free(pIPAddrTable);
|
||||
pIPAddrTable = NULL;
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef _WIN32
|
||||
if (setsockopt(sudp, SOL_SOCKET, SO_REUSEADDR, (const char *)&opt, sizeof (opt)) < 0)
|
||||
#else
|
||||
if (setsockopt(sudp, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof (opt)) < 0)
|
||||
#endif
|
||||
{
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_SOCKET_ERROR;
|
||||
PRINT_SOCKET_ERROR("setsockopt");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if(multicastif)
|
||||
{
|
||||
if(ipv6) {
|
||||
#if !defined(_WIN32)
|
||||
/* according to MSDN, if_nametoindex() is supported since
|
||||
* MS Windows Vista and MS Windows Server 2008.
|
||||
* http://msdn.microsoft.com/en-us/library/bb408409%28v=vs.85%29.aspx */
|
||||
unsigned int ifindex = if_nametoindex(multicastif); /* eth0, etc. */
|
||||
if(setsockopt(sudp, IPPROTO_IPV6, IPV6_MULTICAST_IF, &ifindex, sizeof(&ifindex)) < 0)
|
||||
{
|
||||
PRINT_SOCKET_ERROR("setsockopt");
|
||||
}
|
||||
#else
|
||||
#ifdef DEBUG
|
||||
printf("Setting of multicast interface not supported in IPv6 under Windows.\n");
|
||||
#endif
|
||||
#endif
|
||||
} else {
|
||||
struct in_addr mc_if;
|
||||
mc_if.s_addr = inet_addr(multicastif); /* ex: 192.168.x.x */
|
||||
if(mc_if.s_addr != INADDR_NONE)
|
||||
{
|
||||
((struct sockaddr_in *)&sockudp_r)->sin_addr.s_addr = mc_if.s_addr;
|
||||
if(setsockopt(sudp, IPPROTO_IP, IP_MULTICAST_IF, (const char *)&mc_if, sizeof(mc_if)) < 0)
|
||||
{
|
||||
PRINT_SOCKET_ERROR("setsockopt");
|
||||
}
|
||||
} else {
|
||||
#ifdef HAS_IP_MREQN
|
||||
/* was not an ip address, try with an interface name */
|
||||
struct ip_mreqn reqn; /* only defined with -D_BSD_SOURCE or -D_GNU_SOURCE */
|
||||
memset(&reqn, 0, sizeof(struct ip_mreqn));
|
||||
reqn.imr_ifindex = if_nametoindex(multicastif);
|
||||
if(setsockopt(sudp, IPPROTO_IP, IP_MULTICAST_IF, (const char *)&reqn, sizeof(reqn)) < 0)
|
||||
{
|
||||
PRINT_SOCKET_ERROR("setsockopt");
|
||||
}
|
||||
#else
|
||||
#ifdef DEBUG
|
||||
printf("Setting of multicast interface not supported with interface name.\n");
|
||||
#endif
|
||||
#endif
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* Before sending the packed, we first "bind" in order to be able
|
||||
* to receive the response */
|
||||
if (bind(sudp, (const struct sockaddr *)&sockudp_r,
|
||||
ipv6 ? sizeof(struct sockaddr_in6) : sizeof(struct sockaddr_in)) != 0)
|
||||
{
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_SOCKET_ERROR;
|
||||
PRINT_SOCKET_ERROR("bind");
|
||||
closesocket(sudp);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_SUCCESS;
|
||||
/* Calculating maximum response time in seconds */
|
||||
mx = ((unsigned int)delay) / 1000u;
|
||||
if(mx == 0) {
|
||||
mx = 1;
|
||||
delay = 1000;
|
||||
}
|
||||
/* receiving SSDP response packet */
|
||||
for(n = 0; deviceList[deviceIndex]; deviceIndex++)
|
||||
{
|
||||
if(n == 0)
|
||||
{
|
||||
/* sending the SSDP M-SEARCH packet */
|
||||
n = snprintf(bufr, sizeof(bufr),
|
||||
MSearchMsgFmt,
|
||||
ipv6 ?
|
||||
(linklocal ? "[" UPNP_MCAST_LL_ADDR "]" : "[" UPNP_MCAST_SL_ADDR "]")
|
||||
: UPNP_MCAST_ADDR,
|
||||
deviceList[deviceIndex], mx);
|
||||
#ifdef DEBUG
|
||||
printf("Sending %s", bufr);
|
||||
#endif
|
||||
#ifdef NO_GETADDRINFO
|
||||
/* the following code is not using getaddrinfo */
|
||||
/* emission */
|
||||
memset(&sockudp_w, 0, sizeof(struct sockaddr_storage));
|
||||
if(ipv6) {
|
||||
struct sockaddr_in6 * p = (struct sockaddr_in6 *)&sockudp_w;
|
||||
p->sin6_family = AF_INET6;
|
||||
p->sin6_port = htons(PORT);
|
||||
inet_pton(AF_INET6,
|
||||
linklocal ? UPNP_MCAST_LL_ADDR : UPNP_MCAST_SL_ADDR,
|
||||
&(p->sin6_addr));
|
||||
} else {
|
||||
struct sockaddr_in * p = (struct sockaddr_in *)&sockudp_w;
|
||||
p->sin_family = AF_INET;
|
||||
p->sin_port = htons(PORT);
|
||||
p->sin_addr.s_addr = inet_addr(UPNP_MCAST_ADDR);
|
||||
}
|
||||
n = sendto(sudp, bufr, n, 0,
|
||||
&sockudp_w,
|
||||
ipv6 ? sizeof(struct sockaddr_in6) : sizeof(struct sockaddr_in));
|
||||
if (n < 0) {
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_SOCKET_ERROR;
|
||||
PRINT_SOCKET_ERROR("sendto");
|
||||
break;
|
||||
}
|
||||
#else /* #ifdef NO_GETADDRINFO */
|
||||
memset(&hints, 0, sizeof(hints));
|
||||
hints.ai_family = AF_UNSPEC; /* AF_INET6 or AF_INET */
|
||||
hints.ai_socktype = SOCK_DGRAM;
|
||||
/*hints.ai_flags = */
|
||||
if ((rv = getaddrinfo(ipv6
|
||||
? (linklocal ? UPNP_MCAST_LL_ADDR : UPNP_MCAST_SL_ADDR)
|
||||
: UPNP_MCAST_ADDR,
|
||||
XSTR(PORT), &hints, &servinfo)) != 0) {
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_SOCKET_ERROR;
|
||||
#ifdef _WIN32
|
||||
fprintf(stderr, "getaddrinfo() failed: %d\n", rv);
|
||||
#else
|
||||
fprintf(stderr, "getaddrinfo: %s\n", gai_strerror(rv));
|
||||
#endif
|
||||
break;
|
||||
}
|
||||
for(p = servinfo; p; p = p->ai_next) {
|
||||
n = sendto(sudp, bufr, n, 0, p->ai_addr, p->ai_addrlen);
|
||||
if (n < 0) {
|
||||
#ifdef DEBUG
|
||||
char hbuf[NI_MAXHOST], sbuf[NI_MAXSERV];
|
||||
if (getnameinfo(p->ai_addr, p->ai_addrlen, hbuf, sizeof(hbuf), sbuf,
|
||||
sizeof(sbuf), NI_NUMERICHOST | NI_NUMERICSERV) == 0) {
|
||||
fprintf(stderr, "host:%s port:%s\n", hbuf, sbuf);
|
||||
}
|
||||
#endif
|
||||
PRINT_SOCKET_ERROR("sendto");
|
||||
continue;
|
||||
}
|
||||
}
|
||||
freeaddrinfo(servinfo);
|
||||
if(n < 0) {
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_SOCKET_ERROR;
|
||||
break;
|
||||
}
|
||||
#endif /* #ifdef NO_GETADDRINFO */
|
||||
}
|
||||
/* Waiting for SSDP REPLY packet to M-SEARCH */
|
||||
n = receivedata(sudp, bufr, sizeof(bufr), delay, &scope_id);
|
||||
if (n < 0) {
|
||||
/* error */
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_SOCKET_ERROR;
|
||||
break;
|
||||
} else if (n == 0) {
|
||||
/* no data or Time Out */
|
||||
if (devlist) {
|
||||
/* no more device type to look for... */
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_SUCCESS;
|
||||
break;
|
||||
}
|
||||
if(ipv6) {
|
||||
if(linklocal) {
|
||||
linklocal = 0;
|
||||
--deviceIndex;
|
||||
} else {
|
||||
linklocal = 1;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
const char * descURL=NULL;
|
||||
int urlsize=0;
|
||||
const char * st=NULL;
|
||||
int stsize=0;
|
||||
/*printf("%d byte(s) :\n%s\n", n, bufr);*/ /* affichage du message */
|
||||
parseMSEARCHReply(bufr, n, &descURL, &urlsize, &st, &stsize);
|
||||
if(st&&descURL)
|
||||
{
|
||||
#ifdef DEBUG
|
||||
printf("M-SEARCH Reply:\nST: %.*s\nLocation: %.*s\n",
|
||||
stsize, st, urlsize, descURL);
|
||||
#endif
|
||||
for(tmp=devlist; tmp; tmp = tmp->pNext) {
|
||||
if(memcmp(tmp->descURL, descURL, urlsize) == 0 &&
|
||||
tmp->descURL[urlsize] == '\0' &&
|
||||
memcmp(tmp->st, st, stsize) == 0 &&
|
||||
tmp->st[stsize] == '\0')
|
||||
break;
|
||||
}
|
||||
/* at the exit of the loop above, tmp is null if
|
||||
* no duplicate device was found */
|
||||
if(tmp)
|
||||
continue;
|
||||
tmp = (struct UPNPDev *)malloc(sizeof(struct UPNPDev)+urlsize+stsize);
|
||||
if(!tmp) {
|
||||
/* memory allocation error */
|
||||
if(error)
|
||||
*error = UPNPDISCOVER_MEMORY_ERROR;
|
||||
break;
|
||||
}
|
||||
tmp->pNext = devlist;
|
||||
tmp->descURL = tmp->buffer;
|
||||
tmp->st = tmp->buffer + 1 + urlsize;
|
||||
memcpy(tmp->buffer, descURL, urlsize);
|
||||
tmp->buffer[urlsize] = '\0';
|
||||
memcpy(tmp->buffer + urlsize + 1, st, stsize);
|
||||
tmp->buffer[urlsize+1+stsize] = '\0';
|
||||
tmp->scope_id = scope_id;
|
||||
devlist = tmp;
|
||||
}
|
||||
}
|
||||
}
|
||||
closesocket(sudp);
|
||||
return devlist;
|
||||
return upnpDiscoverDevices(deviceList,
|
||||
delay, multicastif, minissdpdsock, localport,
|
||||
ipv6, ttl, error, 0);
|
||||
}
|
||||
|
||||
/* freeUPNPDevlist() should be used to
|
||||
* free the chained list returned by upnpDiscover() */
|
||||
MINIUPNP_LIBSPEC void freeUPNPDevlist(struct UPNPDev * devlist)
|
||||
/* upnpDiscoverAll() Discover all UPnP devices */
|
||||
MINIUPNP_LIBSPEC struct UPNPDev *
|
||||
upnpDiscoverAll(int delay, const char * multicastif,
|
||||
const char * minissdpdsock, int localport,
|
||||
int ipv6, unsigned char ttl,
|
||||
int * error)
|
||||
{
|
||||
struct UPNPDev * next;
|
||||
while(devlist)
|
||||
{
|
||||
next = devlist->pNext;
|
||||
free(devlist);
|
||||
devlist = next;
|
||||
}
|
||||
static const char * const deviceList[] = {
|
||||
/*"upnp:rootdevice",*/
|
||||
"ssdp:all",
|
||||
0
|
||||
};
|
||||
return upnpDiscoverDevices(deviceList,
|
||||
delay, multicastif, minissdpdsock, localport,
|
||||
ipv6, ttl, error, 0);
|
||||
}
|
||||
|
||||
static void
|
||||
url_cpy_or_cat(char * dst, const char * src, int n)
|
||||
/* upnpDiscoverDevice() Discover a specific device */
|
||||
MINIUPNP_LIBSPEC struct UPNPDev *
|
||||
upnpDiscoverDevice(const char * device, int delay, const char * multicastif,
|
||||
const char * minissdpdsock, int localport,
|
||||
int ipv6, unsigned char ttl,
|
||||
int * error)
|
||||
{
|
||||
if( (src[0] == 'h')
|
||||
&&(src[1] == 't')
|
||||
&&(src[2] == 't')
|
||||
&&(src[3] == 'p')
|
||||
&&(src[4] == ':')
|
||||
&&(src[5] == '/')
|
||||
&&(src[6] == '/'))
|
||||
{
|
||||
strncpy(dst, src, n);
|
||||
const char * const deviceList[] = {
|
||||
device,
|
||||
0
|
||||
};
|
||||
return upnpDiscoverDevices(deviceList,
|
||||
delay, multicastif, minissdpdsock, localport,
|
||||
ipv6, ttl, error, 0);
|
||||
}
|
||||
|
||||
static char *
|
||||
build_absolute_url(const char * baseurl, const char * descURL,
|
||||
const char * url, unsigned int scope_id)
|
||||
{
|
||||
int l, n;
|
||||
char * s;
|
||||
const char * base;
|
||||
char * p;
|
||||
#if defined(IF_NAMESIZE) && !defined(_WIN32)
|
||||
char ifname[IF_NAMESIZE];
|
||||
#else /* defined(IF_NAMESIZE) && !defined(_WIN32) */
|
||||
char scope_str[8];
|
||||
#endif /* defined(IF_NAMESIZE) && !defined(_WIN32) */
|
||||
|
||||
if( (url[0] == 'h')
|
||||
&&(url[1] == 't')
|
||||
&&(url[2] == 't')
|
||||
&&(url[3] == 'p')
|
||||
&&(url[4] == ':')
|
||||
&&(url[5] == '/')
|
||||
&&(url[6] == '/'))
|
||||
return strdup(url);
|
||||
base = (baseurl[0] == '\0') ? descURL : baseurl;
|
||||
n = strlen(base);
|
||||
if(n > 7) {
|
||||
p = strchr(base + 7, '/');
|
||||
if(p)
|
||||
n = p - base;
|
||||
}
|
||||
else
|
||||
{
|
||||
int l = strlen(dst);
|
||||
if(src[0] != '/')
|
||||
dst[l++] = '/';
|
||||
if(l<=n)
|
||||
strncpy(dst + l, src, n - l);
|
||||
l = n + strlen(url) + 1;
|
||||
if(url[0] != '/')
|
||||
l++;
|
||||
if(scope_id != 0) {
|
||||
#if defined(IF_NAMESIZE) && !defined(_WIN32)
|
||||
if(if_indextoname(scope_id, ifname)) {
|
||||
l += 3 + strlen(ifname); /* 3 == strlen(%25) */
|
||||
}
|
||||
#else /* defined(IF_NAMESIZE) && !defined(_WIN32) */
|
||||
/* under windows, scope is numerical */
|
||||
l += 3 + snprintf(scope_str, sizeof(scope_str), "%u", scope_id);
|
||||
#endif /* defined(IF_NAMESIZE) && !defined(_WIN32) */
|
||||
}
|
||||
s = malloc(l);
|
||||
if(s == NULL) return NULL;
|
||||
memcpy(s, base, n);
|
||||
if(scope_id != 0) {
|
||||
s[n] = '\0';
|
||||
if(0 == memcmp(s, "http://[fe80:", 13)) {
|
||||
/* this is a linklocal IPv6 address */
|
||||
p = strchr(s, ']');
|
||||
if(p) {
|
||||
/* insert %25<scope> into URL */
|
||||
#if defined(IF_NAMESIZE) && !defined(_WIN32)
|
||||
memmove(p + 3 + strlen(ifname), p, strlen(p) + 1);
|
||||
memcpy(p, "%25", 3);
|
||||
memcpy(p + 3, ifname, strlen(ifname));
|
||||
n += 3 + strlen(ifname);
|
||||
#else /* defined(IF_NAMESIZE) && !defined(_WIN32) */
|
||||
memmove(p + 3 + strlen(scope_str), p, strlen(p) + 1);
|
||||
memcpy(p, "%25", 3);
|
||||
memcpy(p + 3, scope_str, strlen(scope_str));
|
||||
n += 3 + strlen(scope_str);
|
||||
#endif /* defined(IF_NAMESIZE) && !defined(_WIN32) */
|
||||
}
|
||||
}
|
||||
}
|
||||
if(url[0] != '/')
|
||||
s[n++] = '/';
|
||||
memcpy(s + n, url, l - n);
|
||||
return s;
|
||||
}
|
||||
|
||||
/* Prepare the Urls for usage...
|
||||
|
|
@ -761,89 +461,24 @@ MINIUPNP_LIBSPEC void
|
|||
GetUPNPUrls(struct UPNPUrls * urls, struct IGDdatas * data,
|
||||
const char * descURL, unsigned int scope_id)
|
||||
{
|
||||
char * p;
|
||||
int n1, n2, n3, n4;
|
||||
#ifdef IF_NAMESIZE
|
||||
char ifname[IF_NAMESIZE];
|
||||
#else
|
||||
char scope_str[8];
|
||||
#endif
|
||||
|
||||
n1 = strlen(data->urlbase);
|
||||
if(n1==0)
|
||||
n1 = strlen(descURL);
|
||||
if(scope_id != 0) {
|
||||
#ifdef IF_NAMESIZE
|
||||
if(if_indextoname(scope_id, ifname)) {
|
||||
n1 += 3 + strlen(ifname); /* 3 == strlen(%25) */
|
||||
}
|
||||
#else
|
||||
/* under windows, scope is numerical */
|
||||
snprintf(scope_str, sizeof(scope_str), "%u", scope_id);
|
||||
#endif
|
||||
}
|
||||
n1 += 2; /* 1 byte more for Null terminator, 1 byte for '/' if needed */
|
||||
n2 = n1; n3 = n1; n4 = n1;
|
||||
n1 += strlen(data->first.scpdurl);
|
||||
n2 += strlen(data->first.controlurl);
|
||||
n3 += strlen(data->CIF.controlurl);
|
||||
n4 += strlen(data->IPv6FC.controlurl);
|
||||
|
||||
/* allocate memory to store URLs */
|
||||
urls->ipcondescURL = (char *)malloc(n1);
|
||||
urls->controlURL = (char *)malloc(n2);
|
||||
urls->controlURL_CIF = (char *)malloc(n3);
|
||||
urls->controlURL_6FC = (char *)malloc(n4);
|
||||
|
||||
/* strdup descURL */
|
||||
urls->rootdescURL = strdup(descURL);
|
||||
|
||||
/* get description of WANIPConnection */
|
||||
if(data->urlbase[0] != '\0')
|
||||
strncpy(urls->ipcondescURL, data->urlbase, n1);
|
||||
else
|
||||
strncpy(urls->ipcondescURL, descURL, n1);
|
||||
p = strchr(urls->ipcondescURL+7, '/');
|
||||
if(p) p[0] = '\0';
|
||||
if(scope_id != 0) {
|
||||
if(0 == memcmp(urls->ipcondescURL, "http://[fe80:", 13)) {
|
||||
/* this is a linklocal IPv6 address */
|
||||
p = strchr(urls->ipcondescURL, ']');
|
||||
if(p) {
|
||||
/* insert %25<scope> into URL */
|
||||
#ifdef IF_NAMESIZE
|
||||
memmove(p + 3 + strlen(ifname), p, strlen(p) + 1);
|
||||
memcpy(p, "%25", 3);
|
||||
memcpy(p + 3, ifname, strlen(ifname));
|
||||
#else
|
||||
memmove(p + 3 + strlen(scope_str), p, strlen(p) + 1);
|
||||
memcpy(p, "%25", 3);
|
||||
memcpy(p + 3, scope_str, strlen(scope_str));
|
||||
#endif
|
||||
}
|
||||
}
|
||||
}
|
||||
strncpy(urls->controlURL, urls->ipcondescURL, n2);
|
||||
strncpy(urls->controlURL_CIF, urls->ipcondescURL, n3);
|
||||
strncpy(urls->controlURL_6FC, urls->ipcondescURL, n4);
|
||||
|
||||
url_cpy_or_cat(urls->ipcondescURL, data->first.scpdurl, n1);
|
||||
|
||||
url_cpy_or_cat(urls->controlURL, data->first.controlurl, n2);
|
||||
|
||||
url_cpy_or_cat(urls->controlURL_CIF, data->CIF.controlurl, n3);
|
||||
|
||||
url_cpy_or_cat(urls->controlURL_6FC, data->IPv6FC.controlurl, n4);
|
||||
urls->ipcondescURL = build_absolute_url(data->urlbase, descURL,
|
||||
data->first.scpdurl, scope_id);
|
||||
urls->controlURL = build_absolute_url(data->urlbase, descURL,
|
||||
data->first.controlurl, scope_id);
|
||||
urls->controlURL_CIF = build_absolute_url(data->urlbase, descURL,
|
||||
data->CIF.controlurl, scope_id);
|
||||
urls->controlURL_6FC = build_absolute_url(data->urlbase, descURL,
|
||||
data->IPv6FC.controlurl, scope_id);
|
||||
|
||||
#ifdef DEBUG
|
||||
printf("urls->ipcondescURL='%s' %u n1=%d\n", urls->ipcondescURL,
|
||||
(unsigned)strlen(urls->ipcondescURL), n1);
|
||||
printf("urls->controlURL='%s' %u n2=%d\n", urls->controlURL,
|
||||
(unsigned)strlen(urls->controlURL), n2);
|
||||
printf("urls->controlURL_CIF='%s' %u n3=%d\n", urls->controlURL_CIF,
|
||||
(unsigned)strlen(urls->controlURL_CIF), n3);
|
||||
printf("urls->controlURL_6FC='%s' %u n4=%d\n", urls->controlURL_6FC,
|
||||
(unsigned)strlen(urls->controlURL_6FC), n4);
|
||||
printf("urls->ipcondescURL='%s'\n", urls->ipcondescURL);
|
||||
printf("urls->controlURL='%s'\n", urls->controlURL);
|
||||
printf("urls->controlURL_CIF='%s'\n", urls->controlURL_CIF);
|
||||
printf("urls->controlURL_6FC='%s'\n", urls->controlURL_6FC);
|
||||
#endif
|
||||
}
|
||||
|
||||
|
|
@ -873,9 +508,9 @@ UPNPIGD_IsConnected(struct UPNPUrls * urls, struct IGDdatas * data)
|
|||
UPNP_GetStatusInfo(urls->controlURL, data->first.servicetype,
|
||||
status, &uptime, NULL);
|
||||
if(0 == strcmp("Connected", status))
|
||||
{
|
||||
return 1;
|
||||
}
|
||||
else if(0 == strcmp("Up", status)) /* Also accept "Up" */
|
||||
return 1;
|
||||
else
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -911,6 +546,7 @@ UPNP_GetValidIGD(struct UPNPDev * devlist,
|
|||
int state = -1; /* state 1 : IGD connected. State 2 : IGD. State 3 : anything */
|
||||
int n_igd = 0;
|
||||
char extIpAddr[16];
|
||||
char myLanAddr[40];
|
||||
if(!devlist)
|
||||
{
|
||||
#ifdef DEBUG
|
||||
|
|
@ -933,7 +569,7 @@ UPNP_GetValidIGD(struct UPNPDev * devlist,
|
|||
/* we should choose an internet gateway device.
|
||||
* with st == urn:schemas-upnp-org:device:InternetGatewayDevice:1 */
|
||||
desc[i].xml = miniwget_getaddr(dev->descURL, &(desc[i].size),
|
||||
lanaddr, lanaddrlen,
|
||||
myLanAddr, sizeof(myLanAddr),
|
||||
dev->scope_id);
|
||||
#ifdef DEBUG
|
||||
if(!desc[i].xml)
|
||||
|
|
@ -946,11 +582,13 @@ UPNP_GetValidIGD(struct UPNPDev * devlist,
|
|||
memset(data, 0, sizeof(struct IGDdatas));
|
||||
memset(urls, 0, sizeof(struct UPNPUrls));
|
||||
parserootdesc(desc[i].xml, desc[i].size, data);
|
||||
if(0==strcmp(data->CIF.servicetype,
|
||||
"urn:schemas-upnp-org:service:WANCommonInterfaceConfig:1"))
|
||||
if(COMPARE(data->CIF.servicetype,
|
||||
"urn:schemas-upnp-org:service:WANCommonInterfaceConfig:"))
|
||||
{
|
||||
desc[i].is_igd = 1;
|
||||
n_igd++;
|
||||
if(lanaddr)
|
||||
strncpy(lanaddr, myLanAddr, lanaddrlen);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue