bool WandReadVector(std::string::iterator &buffer,
std::string::iterator &buffer_end, binary_string &target,
uint32_t len) {
target.resize(len);
binary_string::iterator target_pos = target.begin();
for (; len > 0 && buffer < buffer_end; len--, buffer++, target_pos++) {
*target_pos = (unsigned char)*buffer;
}
return (len == 0);
}
// TODO: to factor away
binary_string_ptr prepare_frame(frame::opcode::value opcode,
bool mask,
const binary_string& payload) {
if (opcode != frame::opcode::TEXT) {
// TODO: hybi_legacy doesn't allow non-text frames.
throw;
}
// TODO: mask = ignore?
// TODO: utf8 validation on payload.
binary_string_ptr response(new binary_string(payload.size()+2));
(*response)[0] = 0x00;
std::copy(payload.begin(),payload.end(),response->begin()+1);
(*response)[response->size()-1] = 0xFF;
return response;
}
bool WandReadTagLenDataVector(std::string::iterator &buffer,
std::string::iterator &buffer_end,
uint32_t tag_len, uint32_t len_len, uint32_t &tag,
binary_string &target) {
target.resize(0);
tag = 0;
if (tag_len && !WandReadUintX(buffer, buffer_end, tag_len, tag, true))
return false;
if ((tag & TAG_MSB) != 0)
return true;
uint32_t len = 0;
if (len_len && !WandReadUintX(buffer, buffer_end, len_len, len))
return false;
if (len == 0)
return true;
return WandReadVector(buffer, buffer_end, target, len);
}