void decode(thinger_message& message, size_t size){
size_t start_read = bytes_read();
while(size-(bytes_read()-start_read)>0) {
protoson::pb_wire_type wire_type;
uint32_t field_number;
pb_decode_tag(wire_type, field_number);
switch (wire_type) {
case protoson::length_delimited:{
uint32_t size = pb_decode_varint32();
pb_skip(size);
}
break;
case protoson::varint: {
switch (field_number) {
case thinger_message::SIGNAL_FLAG:
message.set_signal_flag((thinger_message::signal_flag)pb_decode_varint32());
break;
case thinger_message::STREAM_ID:
message.set_stream_id(pb_decode_varint32());
break;
default:
pb_skip_varint();
break;
}
break;
}
case protoson::pson_type:
switch(field_number){
case thinger_message::RESOURCE:
protoson::pson_decoder::decode(message.get_resources());
break;
case thinger_message::PSON_PAYLOAD:
protoson::pson_decoder::decode(((protoson::pson&) message));
break;
default:
break;
}
break;
case protoson::fixed_32:
pb_skip(4);
break;
case protoson::fixed_64:
pb_skip(8);
break;
default:
break;
}
}
}
bool checkreturn pb_decode_tag(pb_istream_t *stream, pb_wire_type_t *wire_type, uint32_t *tag, bool *eof)
{
uint32_t temp;
*eof = false;
*wire_type = (pb_wire_type_t) 0;
*tag = 0;
if (!pb_decode_varint32(stream, &temp))
{
if (stream->bytes_left == 0)
*eof = true;
return false;
}
if (temp == 0)
{
*eof = true; /* Special feature: allow 0-terminated messages. */
return false;
}
*tag = temp >> 3;
*wire_type = (pb_wire_type_t)(temp & 7);
return true;
}
bool checkreturn pb_skip_string(pb_istream_t *stream)
{
uint32_t length;
if (!pb_decode_varint32(stream, &length))
return false;
return pb_read(stream, NULL, length);
}
/* Decode string length from stream and return a substream with limited length.
* Remember to close the substream using pb_close_string_substream().
*/
bool checkreturn pb_make_string_substream(pb_istream_t *stream, pb_istream_t *substream)
{
uint32_t size;
if (!pb_decode_varint32(stream, &size))
return false;
*substream = *stream;
if (substream->bytes_left < size)
PB_RETURN_ERROR(stream, "parent stream too short");
substream->bytes_left = size;
stream->bytes_left -= size;
return true;
}
