You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
358 lines
13 KiB
358 lines
13 KiB
/***************************************************************************/
|
|
/* */
|
|
/* Project: OpenSLP - OpenSource implementation of Service Location */
|
|
/* Protocol Version 2 */
|
|
/* */
|
|
/* File: slplib_dereg.c */
|
|
/* */
|
|
/* Abstract: Implementation for SLPDeReg() call. */
|
|
/* */
|
|
/*-------------------------------------------------------------------------*/
|
|
/* */
|
|
/* Please submit patches to http://www.openslp.org */
|
|
/* */
|
|
/*-------------------------------------------------------------------------*/
|
|
/* */
|
|
/* Copyright (C) 2000 Caldera Systems, Inc */
|
|
/* All rights reserved. */
|
|
/* */
|
|
/* Redistribution and use in source and binary forms, with or without */
|
|
/* modification, are permitted provided that the following conditions are */
|
|
/* met: */
|
|
/* */
|
|
/* Redistributions of source code must retain the above copyright */
|
|
/* notice, this list of conditions and the following disclaimer. */
|
|
/* */
|
|
/* 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. */
|
|
/* */
|
|
/* Neither the name of Caldera Systems nor the names of its */
|
|
/* contributors may be used to endorse or promote products derived */
|
|
/* from this software without specific prior written permission. */
|
|
/* */
|
|
/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 CALDERA */
|
|
/* SYSTEMS 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 "slp.h"
|
|
#include "libslp.h"
|
|
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
SLPBoolean CallbackSrvDeReg(SLPError errorcode,
|
|
struct sockaddr_in* peerinfo,
|
|
SLPBuffer replybuf,
|
|
void* cookie)
|
|
/*-------------------------------------------------------------------------*/
|
|
{
|
|
SLPMessage replymsg;
|
|
PSLPHandleInfo handle = (PSLPHandleInfo) cookie;
|
|
|
|
/*-------------------------------------------*/
|
|
/* Check the errorcode and bail if it is set */
|
|
/*-------------------------------------------*/
|
|
if(errorcode == 0)
|
|
{
|
|
/*--------------------*/
|
|
/* Parse the replybuf */
|
|
/*--------------------*/
|
|
replymsg = SLPMessageAlloc();
|
|
if(replymsg)
|
|
{
|
|
errorcode = SLPMessageParseBuffer(peerinfo,replybuf,replymsg);
|
|
if(errorcode == 0)
|
|
{
|
|
if(replymsg->header.functionid == SLP_FUNCT_SRVACK)
|
|
{
|
|
errorcode = replymsg->body.srvack.errorcode * - 1;
|
|
}
|
|
}
|
|
|
|
SLPMessageFree(replymsg);
|
|
}
|
|
else
|
|
{
|
|
errorcode = SLP_MEMORY_ALLOC_FAILED;
|
|
}
|
|
}
|
|
|
|
/*----------------------------*/
|
|
/* Call the callback function */
|
|
/*----------------------------*/
|
|
handle->params.dereg.callback((SLPHandle)handle,
|
|
errorcode,
|
|
handle->params.dereg.cookie);
|
|
return SLP_FALSE;
|
|
}
|
|
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
SLPError ProcessSrvDeReg(PSLPHandleInfo handle)
|
|
/*-------------------------------------------------------------------------*/
|
|
{
|
|
int sock;
|
|
struct sockaddr_in peeraddr;
|
|
int bufsize = 0;
|
|
char* buf = 0;
|
|
char* curpos = 0;
|
|
SLPError result = 0;
|
|
|
|
#ifdef ENABLE_SLPv2_SECURITY
|
|
int urlauthlen = 0;
|
|
unsigned char* urlauth = 0;
|
|
if(SLPPropertyAsBoolean(SLPGetProperty("net.slp.securityEnabled")))
|
|
{
|
|
result = SLPAuthSignUrl(handle->hspi,
|
|
0,
|
|
0,
|
|
handle->params.dereg.urllen,
|
|
handle->params.dereg.url,
|
|
&urlauthlen,
|
|
&urlauth);
|
|
bufsize += urlauthlen;
|
|
}
|
|
#endif
|
|
|
|
/*-------------------------------------------------------------------*/
|
|
/* determine the size of the fixed portion of the SRVDEREG */
|
|
/*-------------------------------------------------------------------*/
|
|
bufsize += handle->params.dereg.scopelistlen + 2; /* 2 bytes for len field*/
|
|
bufsize += handle->params.dereg.urllen + 6; /* 1 byte for reserved */
|
|
/* 2 bytes for lifetime */
|
|
/* 2 bytes for urllen */
|
|
/* 1 byte for authcount */
|
|
bufsize += 2; /* 2 bytes for taglistlen*/
|
|
|
|
/*--------------------------------------------*/
|
|
/* Allocate a buffer for the SRVDEREG message */
|
|
/*--------------------------------------------*/
|
|
buf = curpos = (char*)xmalloc(bufsize);
|
|
if(buf == 0)
|
|
{
|
|
result = SLP_MEMORY_ALLOC_FAILED;
|
|
goto FINISHED;
|
|
}
|
|
|
|
/*------------------------------------------------------------*/
|
|
/* Build a buffer containing the fixed portion of the SRVDEREG*/
|
|
/*------------------------------------------------------------*/
|
|
/* scope list */
|
|
ToUINT16(curpos,handle->params.dereg.scopelistlen);
|
|
curpos = curpos + 2;
|
|
memcpy(curpos,
|
|
handle->params.dereg.scopelist,
|
|
handle->params.dereg.scopelistlen);
|
|
curpos = curpos + handle->params.dereg.scopelistlen;
|
|
/* url-entry reserved */
|
|
*curpos = 0;
|
|
curpos = curpos + 1;
|
|
/* url-entry lifetime */
|
|
ToUINT16(curpos, 0);
|
|
curpos = curpos + 2;
|
|
/* url-entry urllen */
|
|
ToUINT16(curpos,handle->params.dereg.urllen);
|
|
curpos = curpos + 2;
|
|
/* url-entry url */
|
|
memcpy(curpos,
|
|
handle->params.dereg.url,
|
|
handle->params.dereg.urllen);
|
|
curpos = curpos + handle->params.dereg.urllen;
|
|
/* url-entry authcount */
|
|
#ifdef ENABLE_SLPv2_SECURITY
|
|
if(urlauth)
|
|
{
|
|
/* authcount */
|
|
*(curpos) = 1;
|
|
curpos = curpos + 1;
|
|
/* authblock */
|
|
memcpy(curpos,urlauth,urlauthlen);
|
|
curpos = curpos + urlauthlen;
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
/* authcount */
|
|
*(curpos) = 0;
|
|
curpos = curpos + 1;
|
|
}
|
|
/* tag list */
|
|
/* TODO: No tag list for now put in taglist stuff */
|
|
ToUINT16(curpos,0);
|
|
|
|
|
|
/*--------------------------*/
|
|
/* Call the RqstRply engine */
|
|
/*--------------------------*/
|
|
sock = NetworkConnectToSA(handle,
|
|
handle->params.dereg.scopelist,
|
|
handle->params.dereg.scopelistlen,
|
|
&peeraddr);
|
|
if(sock >= 0)
|
|
{
|
|
result = NetworkRqstRply(sock,
|
|
&peeraddr,
|
|
handle->langtag,
|
|
0,
|
|
buf,
|
|
SLP_FUNCT_SRVDEREG,
|
|
bufsize,
|
|
CallbackSrvDeReg,
|
|
handle);
|
|
if (result)
|
|
{
|
|
NetworkDisconnectSA(handle);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
result = SLP_NETWORK_INIT_FAILED;
|
|
goto FINISHED;
|
|
}
|
|
|
|
|
|
FINISHED:
|
|
if(buf) xfree(buf);
|
|
#ifdef ENABLE_SLPv2_SECURITY
|
|
if(urlauth) xfree(urlauth);
|
|
#endif
|
|
|
|
return result;
|
|
}
|
|
|
|
#ifdef ENABLE_ASYNC_API
|
|
/*-------------------------------------------------------------------------*/
|
|
SLPError AsyncProcessSrvDeReg(PSLPHandleInfo handle)
|
|
/*-------------------------------------------------------------------------*/
|
|
{
|
|
SLPError result = ProcessSrvDeReg(handle);
|
|
xfree((void*)handle->params.dereg.scopelist);
|
|
xfree((void*)handle->params.dereg.url);
|
|
handle->inUse = SLP_FALSE;
|
|
return result;
|
|
}
|
|
#endif
|
|
|
|
/*=========================================================================*/
|
|
SLPError SLPAPI SLPDereg(SLPHandle hSLP,
|
|
const char *srvUrl,
|
|
SLPRegReport callback,
|
|
void *cookie)
|
|
/* */
|
|
/* See slplib.h for detailed documentation */
|
|
/*=========================================================================*/
|
|
{
|
|
PSLPHandleInfo handle = 0;
|
|
SLPError result = SLP_OK;
|
|
SLPSrvURL* parsedurl = 0;
|
|
|
|
/*------------------------------*/
|
|
/* check for invalid parameters */
|
|
/*------------------------------*/
|
|
if(hSLP == 0 ||
|
|
*(unsigned int*)hSLP != SLP_HANDLE_SIG ||
|
|
srvUrl == 0 ||
|
|
*srvUrl == 0 || /* url can't be empty string */
|
|
callback == 0)
|
|
{
|
|
return SLP_PARAMETER_BAD;
|
|
}
|
|
|
|
/*-----------------------------------------*/
|
|
/* cast the SLPHandle into a SLPHandleInfo */
|
|
/*-----------------------------------------*/
|
|
handle = (PSLPHandleInfo)hSLP;
|
|
|
|
/*-----------------------------------------*/
|
|
/* Check to see if the handle is in use */
|
|
/*-----------------------------------------*/
|
|
if(handle->inUse == SLP_TRUE)
|
|
{
|
|
return SLP_HANDLE_IN_USE;
|
|
}
|
|
handle->inUse = SLP_TRUE;
|
|
|
|
|
|
/*------------------*/
|
|
/* Parse the srvurl */
|
|
/*------------------*/
|
|
result = SLPParseSrvURL(srvUrl,&parsedurl);
|
|
if(result)
|
|
{
|
|
if(result == SLP_PARSE_ERROR)
|
|
{
|
|
result = SLP_INVALID_REGISTRATION;
|
|
}
|
|
|
|
if(parsedurl) SLPFree(parsedurl);
|
|
handle->inUse = SLP_FALSE;
|
|
return result;
|
|
}
|
|
|
|
/*-------------------------------------------*/
|
|
/* Set the handle up to reference parameters */
|
|
/*-------------------------------------------*/
|
|
handle->params.dereg.scopelist = SLPGetProperty("net.slp.useScopes");
|
|
if(handle->params.dereg.scopelist)
|
|
{
|
|
handle->params.dereg.scopelistlen = strlen(handle->params.dereg.scopelist);
|
|
}
|
|
handle->params.dereg.urllen = strlen(srvUrl);
|
|
handle->params.dereg.url = srvUrl;
|
|
handle->params.dereg.callback = callback;
|
|
handle->params.dereg.cookie = cookie;
|
|
|
|
|
|
/*----------------------------------------------*/
|
|
/* Check to see if we should be async or sync */
|
|
/*----------------------------------------------*/
|
|
#ifdef ENABLE_ASYNC_API
|
|
if(handle->isAsync)
|
|
{
|
|
/* COPY all the parameters */
|
|
handle->params.dereg.scopelist = xstrdup(handle->params.dereg.scopelist);
|
|
handle->params.dereg.url = xstrdup(handle->params.dereg.url);
|
|
|
|
/* make sure the strdups did not fail */
|
|
if(handle->params.dereg.scopelist &&
|
|
handle->params.dereg.url)
|
|
{
|
|
result = ThreadCreate((ThreadStartProc)AsyncProcessSrvDeReg,handle);
|
|
}
|
|
else
|
|
{
|
|
result = SLP_MEMORY_ALLOC_FAILED;
|
|
}
|
|
|
|
if(result)
|
|
{
|
|
if(handle->params.dereg.scopelist) xfree((void*)handle->params.dereg.scopelist);
|
|
if(handle->params.dereg.url) xfree((void*)handle->params.dereg.url);
|
|
handle->inUse = SLP_FALSE;
|
|
}
|
|
}
|
|
else
|
|
#endif /* ifdef ENABLE_ASYNC_API */
|
|
{
|
|
/* REFERENCE all the parameters */
|
|
result = ProcessSrvDeReg(handle);
|
|
handle->inUse = SLP_FALSE;
|
|
}
|
|
|
|
if(parsedurl) SLPFree(parsedurl);
|
|
|
|
return result;
|
|
}
|