bool LLHTTPResponder::readLine(
const LLChannelDescriptors& channels,
buffer_ptr_t buffer,
U8* dest,
S32& len)
{
LLMemType m1(LLMemType::MTYPE_IO_HTTP_SERVER);
--len;
U8* last = buffer->readAfter(channels.in(), mLastRead, dest, len);
dest[len] = '\0';
U8* newline = (U8*)strchr((char*)dest, '\n');
if(!newline)
{
if(len)
{
lldebugs << "readLine failed - too long maybe?" << llendl;
markBad(channels, buffer);
}
return false;
}
S32 offset = -((len - 1) - (newline - dest));
++newline;
*newline = '\0';
mLastRead = buffer->seek(channels.in(), last, offset);
return true;
}
LLIOPipe::EStatus LLFilterXMLRPCRequest2LLSD::process_impl(
const LLChannelDescriptors& channels,
buffer_ptr_t& buffer,
bool& eos,
LLSD& context,
LLPumpIO* pump)
{
LLFastTimer t(FTM_PROCESS_XMLRPC2LLSD_REQUEST);
PUMP_DEBUG;
if(!eos) return STATUS_BREAK;
if(!buffer) return STATUS_ERROR;
PUMP_DEBUG;
// *FIX: This technique for reading data is far from optimal. We
// need to have some kind of istream interface into the xml
// parser...
S32 bytes = buffer->countAfter(channels.in(), NULL);
if(!bytes) return STATUS_ERROR;
char* buf = new char[bytes + 1];
buf[bytes] = '\0';
buffer->readAfter(channels.in(), NULL, (U8*)buf, bytes);
//lldebugs << "xmlrpc request: " << buf << llendl;
// Check the value in the buffer. XMLRPC_REQUEST_FromXML will report a error code 4 if
// values that are less than 0x20 are passed to it, except
// 0x09: Horizontal tab; 0x0a: New Line; 0x0d: Carriage
U8* cur_pBuf = (U8*)buf;
U8 cur_char;
for (S32 i=0; i<bytes; i++)
{
cur_char = *cur_pBuf;
if ( cur_char < 0x20
&& 0x09 != cur_char
&& 0x0a != cur_char
&& 0x0d != cur_char )
{
*cur_pBuf = '?';
}
++cur_pBuf;
}
PUMP_DEBUG;
XMLRPC_REQUEST request = XMLRPC_REQUEST_FromXML(
buf,
bytes,
NULL);
if(!request)
{
llwarns << "XML -> SD Request process parse error." << llendl;
delete[] buf;
return STATUS_ERROR;
}
PUMP_DEBUG;
LLBufferStream stream(channels, buffer.get());
stream.precision(DEFAULT_PRECISION);
const char* name = XMLRPC_RequestGetMethodName(request);
stream << LLSDRPC_REQUEST_HEADER_1 << (name ? name : "")
<< LLSDRPC_REQUEST_HEADER_2;
XMLRPC_VALUE param = XMLRPC_RequestGetData(request);
if(param)
{
PUMP_DEBUG;
S32 size = XMLRPC_VectorSize(param);
if(size > 1)
{
// if there are multiple parameters, stuff the values into
// an array so that the next step in the chain can read them.
stream << "[";
}
XMLRPC_VALUE current = XMLRPC_VectorRewind(param);
bool needs_comma = false;
while(current)
{
if(needs_comma)
{
stream << ",";
}
needs_comma = true;
stream_out(stream, current);
current = XMLRPC_VectorNext(param);
}
if(size > 1)
{
// close the array
stream << "]";
}
}
stream << LLSDRPC_REQUEST_FOOTER << std::flush;
XMLRPC_RequestFree(request, 1);
delete[] buf;
PUMP_DEBUG;
return STATUS_DONE;
}
LLIOPipe::EStatus LLFilterXMLRPCResponse2LLSD::process_impl(
const LLChannelDescriptors& channels,
buffer_ptr_t& buffer,
bool& eos,
LLSD& context,
LLPumpIO* pump)
{
LLFastTimer t(FTM_PROCESS_XMLRPC2LLSD_RESPONSE);
PUMP_DEBUG;
if(!eos) return STATUS_BREAK;
if(!buffer) return STATUS_ERROR;
PUMP_DEBUG;
// *FIX: This technique for reading data is far from optimal. We
// need to have some kind of istream interface into the xml
// parser...
S32 bytes = buffer->countAfter(channels.in(), NULL);
if(!bytes) return STATUS_ERROR;
char* buf = new char[bytes + 1];
buf[bytes] = '\0';
buffer->readAfter(channels.in(), NULL, (U8*)buf, bytes);
//lldebugs << "xmlrpc response: " << buf << llendl;
PUMP_DEBUG;
XMLRPC_REQUEST response = XMLRPC_REQUEST_FromXML(
buf,
bytes,
NULL);
if(!response)
{
llwarns << "XML -> SD Response unable to parse xml." << llendl;
delete[] buf;
return STATUS_ERROR;
}
PUMP_DEBUG;
LLBufferStream stream(channels, buffer.get());
stream.precision(DEFAULT_PRECISION);
if(XMLRPC_ResponseIsFault(response))
{
PUMP_DEBUG;
stream << LLSDRPC_FAULT_HADER_1
<< XMLRPC_GetResponseFaultCode(response)
<< LLSDRPC_FAULT_HADER_2;
const char* fault_str = XMLRPC_GetResponseFaultString(response);
std::string fault_string;
if(fault_str)
{
fault_string.assign(fault_str);
}
stream << "'" << LLSDNotationFormatter::escapeString(fault_string)
<< "'" <<LLSDRPC_FAULT_FOOTER << std::flush;
}
else
{
PUMP_DEBUG;
stream << LLSDRPC_RESPONSE_HEADER;
XMLRPC_VALUE param = XMLRPC_RequestGetData(response);
if(param)
{
stream_out(stream, param);
}
stream << LLSDRPC_RESPONSE_FOOTER << std::flush;
}
PUMP_DEBUG;
XMLRPC_RequestFree(response, 1);
delete[] buf;
PUMP_DEBUG;
return STATUS_DONE;
}