/*--------------------------------------------------------------------------*/
int ParseUrlEntry(SLPBuffer buffer, SLPUrlEntry* urlentry)
/* */
/* Returns - Zero on success, SLP_ERROR_INTERNAL_ERROR (out of memory) or */
/* SLP_ERROR_PARSE_ERROR. */
/*--------------------------------------------------------------------------*/
{
int result;
int i;
/* make sure that min size is met */
if(buffer->end - buffer->curpos < 6)
{
return SLP_ERROR_PARSE_ERROR;
}
/* parse out reserved */
urlentry->reserved = *(buffer->curpos);
buffer->curpos = buffer->curpos + 1;
/* parse out lifetime */
urlentry->lifetime = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
/* parse out url */
urlentry->urllen = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
if(urlentry->urllen > buffer->end - buffer->curpos)
{
return SLP_ERROR_PARSE_ERROR;
}
urlentry->url = buffer->curpos;
buffer->curpos = buffer->curpos + urlentry->urllen;
/* parse out auth block count */
urlentry->authcount = *(buffer->curpos);
buffer->curpos = buffer->curpos + 1;
/* parse out the auth block (if any) */
if(urlentry->authcount)
{
urlentry->autharray = (SLPAuthBlock*)malloc(sizeof(SLPAuthBlock) * urlentry->authcount);
if(urlentry->autharray == 0)
{
return SLP_ERROR_INTERNAL_ERROR;
}
memset(urlentry->autharray,0,sizeof(SLPAuthBlock) * urlentry->authcount);
for(i=0;i<urlentry->authcount;i++)
{
result = ParseAuthBlock(buffer,&(urlentry->autharray[i]));
if(result) return result;
}
}
return 0;
}
/*--------------------------------------------------------------------------*/
int ParseAttrRply(SLPBuffer buffer, SLPAttrRply* attrrply)
/*--------------------------------------------------------------------------*/
{
int result;
int i;
/* make sure that min size is met */
#if(defined(PARANOID) || defined(DEBUG))
if(buffer->end - buffer->curpos < 4)
{
return SLP_ERROR_PARSE_ERROR;
}
#endif
/* parse out the error code */
attrrply->errorcode = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
/* parse out the attrlist */
attrrply->attrlistlen = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
#if(defined(PARANOID) || defined(DEBUG))
if(attrrply->attrlistlen > buffer->end - buffer->curpos)
{
return SLP_ERROR_PARSE_ERROR;
}
#endif
attrrply->attrlist = buffer->curpos;
buffer->curpos = buffer->curpos + attrrply->attrlistlen;
/* parse out auth block count */
attrrply->authcount = *(buffer->curpos);
buffer->curpos = buffer->curpos + 1;
/* parse out the auth block (if any) */
if(attrrply->authcount)
{
attrrply->autharray = (SLPAuthBlock*)malloc(sizeof(SLPAuthBlock) * attrrply->authcount);
if(attrrply->autharray == 0)
{
return SLP_ERROR_INTERNAL_ERROR;
}
memset(attrrply->autharray,0,sizeof(SLPAuthBlock) * attrrply->authcount);
for(i=0;i<attrrply->authcount;i++)
{
result = ParseAuthBlock(buffer,&(attrrply->autharray[i]));
if(result) return result;
}
}
return 0;
}
/*-------------------------------------------------------------------------*/
int ParseDAAdvert(SLPBuffer buffer, SLPDAAdvert* daadvert)
/*-------------------------------------------------------------------------*/
{
int result;
int i;
/* make sure that min size is met */
if(buffer->end - buffer->curpos < 4)
{
return SLP_ERROR_PARSE_ERROR;
}
/* parse out the error code */
daadvert->errorcode = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
/* parse out the bootstamp */
daadvert->bootstamp = AsUINT32(buffer->curpos);
buffer->curpos = buffer->curpos + 4;
/* parse out the url */
daadvert->urllen = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
if(daadvert->urllen > buffer->end - buffer->curpos)
{
return SLP_ERROR_PARSE_ERROR;
}
daadvert->url = buffer->curpos;
buffer->curpos = buffer->curpos + daadvert->urllen;
/* parse the scope list */
daadvert->scopelistlen = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
if(daadvert->scopelistlen > buffer->end - buffer->curpos)
{
return SLP_ERROR_PARSE_ERROR;
}
daadvert->scopelist = buffer->curpos;
buffer->curpos = buffer->curpos + daadvert->scopelistlen;
/* parse the attr list */
daadvert->attrlistlen = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
if(daadvert->attrlistlen > buffer->end - buffer->curpos)
{
return SLP_ERROR_PARSE_ERROR;
}
daadvert->attrlist = buffer->curpos;
buffer->curpos = buffer->curpos + daadvert->attrlistlen;
/* parse the SPI list */
daadvert->spilistlen = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
if(daadvert->spilistlen > buffer->end - buffer->curpos)
{
return SLP_ERROR_PARSE_ERROR;
}
daadvert->spilist = buffer->curpos;
buffer->curpos = buffer->curpos + daadvert->spilistlen;
/* parse out auth block count */
daadvert->authcount = *(buffer->curpos);
buffer->curpos = buffer->curpos + 1;
/* parse out the auth block (if any) */
if(daadvert->authcount)
{
daadvert->autharray = (SLPAuthBlock*)malloc(sizeof(SLPAuthBlock) * daadvert->authcount);
if(daadvert->autharray == 0)
{
return SLP_ERROR_INTERNAL_ERROR;
}
memset(daadvert->autharray,0,sizeof(SLPAuthBlock) * daadvert->authcount);
for(i=0;i<daadvert->authcount;i++)
{
result = ParseAuthBlock(buffer,&(daadvert->autharray[i]));
if(result) return result;
}
}
return 0;
}
/*--------------------------------------------------------------------------*/
int ParseSrvReg(SLPBuffer buffer, SLPSrvReg* srvreg)
/*--------------------------------------------------------------------------*/
{
int result;
int i;
/* Parse out the url entry */
result = ParseUrlEntry(buffer,&(srvreg->urlentry));
if(result)
{
return result;
}
/* parse the service type */
srvreg->srvtypelen = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
if(srvreg->srvtypelen > buffer->end - buffer->curpos)
{
return SLP_ERROR_PARSE_ERROR;
}
srvreg->srvtype = buffer->curpos;
buffer->curpos = buffer->curpos + srvreg->srvtypelen;
/* parse the scope list */
srvreg->scopelistlen = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
if(srvreg->scopelistlen > buffer->end - buffer->curpos)
{
return SLP_ERROR_PARSE_ERROR;
}
srvreg->scopelist = buffer->curpos;
buffer->curpos = buffer->curpos + srvreg->scopelistlen;
/* parse the attribute list*/
srvreg->attrlistlen = AsUINT16(buffer->curpos);
buffer->curpos = buffer->curpos + 2;
if(srvreg->attrlistlen > buffer->end - buffer->curpos)
{
return SLP_ERROR_PARSE_ERROR;
}
srvreg->attrlist = buffer->curpos;
buffer->curpos = buffer->curpos + srvreg->attrlistlen;
/* parse out attribute auth block count */
srvreg->authcount = *(buffer->curpos);
buffer->curpos = buffer->curpos + 1;
/* parse out the auth block (if any) */
if(srvreg->authcount)
{
srvreg->autharray = (SLPAuthBlock*)malloc(sizeof(SLPAuthBlock) * srvreg->authcount);
if(srvreg->autharray == 0)
{
return SLP_ERROR_INTERNAL_ERROR;
}
memset(srvreg->autharray,0,sizeof(SLPAuthBlock) * srvreg->authcount);
for(i=0;i<srvreg->authcount;i++)
{
result = ParseAuthBlock(buffer,&(srvreg->autharray[i]));
if(result) return result;
}
}
return 0;
}
