godot/core/io/stream_peer.cpp

127 lines
3.9 KiB
C++

/*************************************************************************/
/* stream_peer.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "stream_peer.h"
Error StreamPeer::_put_data(const DVector<uint8_t>& p_data) {
int len = p_data.size();
if (len==0)
return OK;
DVector<uint8_t>::Read r = p_data.read();
return put_data(&r[0],len);
}
Array StreamPeer::_put_partial_data(const DVector<uint8_t>& p_data) {
Array ret;
int len = p_data.size();
if (len==0) {
ret.push_back(OK);
ret.push_back(0);
return ret;
}
DVector<uint8_t>::Read r = p_data.read();
int sent;
Error err = put_partial_data(&r[0],len,sent);
if (err!=OK) {
sent=0;
}
ret.push_back(err);
ret.push_back(sent);
return ret;
}
Array StreamPeer::_get_data(int p_bytes) {
Array ret;
DVector<uint8_t> data;
data.resize(p_bytes);
if (data.size()!=p_bytes) {
ret.push_back(ERR_OUT_OF_MEMORY);
ret.push_back(DVector<uint8_t>());
return ret;
}
DVector<uint8_t>::Write w = data.write();
Error err = get_data(&w[0],p_bytes);
w = DVector<uint8_t>::Write();
ret.push_back(err);
ret.push_back(data);
return ret;
}
Array StreamPeer::_get_partial_data(int p_bytes) {
Array ret;
DVector<uint8_t> data;
data.resize(p_bytes);
if (data.size()!=p_bytes) {
ret.push_back(ERR_OUT_OF_MEMORY);
ret.push_back(DVector<uint8_t>());
return ret;
}
DVector<uint8_t>::Write w = data.write();
int received;
Error err = get_partial_data(&w[0],p_bytes,received);
w = DVector<uint8_t>::Write();
if (err!=OK) {
data.resize(0);
} else if (received!=data.size()) {
data.resize(received);
}
ret.push_back(err);
ret.push_back(data);
return ret;
}
void StreamPeer::_bind_methods() {
ObjectTypeDB::bind_method(_MD("put_data","data"),&StreamPeer::_put_data);
ObjectTypeDB::bind_method(_MD("put_partial_data","data"),&StreamPeer::_put_partial_data);
ObjectTypeDB::bind_method(_MD("get_data","bytes"),&StreamPeer::_get_data);
ObjectTypeDB::bind_method(_MD("get_partial_data","bytes"),&StreamPeer::_get_partial_data);
}