2014-02-10 01:10:30 +00:00
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/*************************************************************************/
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/* stream_peer.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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2016-01-01 13:50:53 +00:00
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/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
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2014-02-10 01:10:30 +00:00
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "stream_peer.h"
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2015-12-13 15:53:29 +00:00
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#include "io/marshalls.h"
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2014-02-10 01:10:30 +00:00
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Error StreamPeer::_put_data(const DVector<uint8_t>& p_data) {
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int len = p_data.size();
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if (len==0)
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return OK;
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DVector<uint8_t>::Read r = p_data.read();
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return put_data(&r[0],len);
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}
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Array StreamPeer::_put_partial_data(const DVector<uint8_t>& p_data) {
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Array ret;
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int len = p_data.size();
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if (len==0) {
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ret.push_back(OK);
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ret.push_back(0);
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return ret;
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}
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DVector<uint8_t>::Read r = p_data.read();
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int sent;
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Error err = put_partial_data(&r[0],len,sent);
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if (err!=OK) {
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sent=0;
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}
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ret.push_back(err);
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ret.push_back(sent);
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return ret;
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}
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Array StreamPeer::_get_data(int p_bytes) {
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Array ret;
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DVector<uint8_t> data;
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data.resize(p_bytes);
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if (data.size()!=p_bytes) {
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ret.push_back(ERR_OUT_OF_MEMORY);
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ret.push_back(DVector<uint8_t>());
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return ret;
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}
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DVector<uint8_t>::Write w = data.write();
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Error err = get_data(&w[0],p_bytes);
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w = DVector<uint8_t>::Write();
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ret.push_back(err);
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ret.push_back(data);
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return ret;
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}
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Array StreamPeer::_get_partial_data(int p_bytes) {
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Array ret;
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DVector<uint8_t> data;
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data.resize(p_bytes);
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if (data.size()!=p_bytes) {
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ret.push_back(ERR_OUT_OF_MEMORY);
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ret.push_back(DVector<uint8_t>());
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return ret;
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}
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DVector<uint8_t>::Write w = data.write();
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int received;
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Error err = get_partial_data(&w[0],p_bytes,received);
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w = DVector<uint8_t>::Write();
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if (err!=OK) {
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data.resize(0);
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} else if (received!=data.size()) {
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data.resize(received);
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}
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ret.push_back(err);
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ret.push_back(data);
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return ret;
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}
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2015-12-13 15:53:29 +00:00
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void StreamPeer::set_big_endian(bool p_enable) {
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big_endian=p_enable;
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}
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bool StreamPeer::is_big_endian_enabled() const {
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return big_endian;
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}
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void StreamPeer::put_u8(uint8_t p_val) {
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put_data((const uint8_t*)&p_val,1);
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}
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void StreamPeer::put_8(int8_t p_val){
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put_data((const uint8_t*)&p_val,1);
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}
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void StreamPeer::put_u16(uint16_t p_val){
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if (big_endian) {
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p_val=BSWAP16(p_val);
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}
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uint8_t buf[2];
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encode_uint16(p_val,buf);
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put_data(buf,2);
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}
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void StreamPeer::put_16(int16_t p_val){
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if (big_endian) {
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p_val=BSWAP16(p_val);
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}
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uint8_t buf[2];
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encode_uint16(p_val,buf);
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put_data(buf,2);
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}
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void StreamPeer::put_u32(uint32_t p_val){
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if (big_endian) {
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p_val=BSWAP32(p_val);
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}
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uint8_t buf[4];
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encode_uint32(p_val,buf);
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put_data(buf,4);
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}
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void StreamPeer::put_32(int32_t p_val){
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if (big_endian) {
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p_val=BSWAP32(p_val);
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}
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uint8_t buf[4];
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encode_uint32(p_val,buf);
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put_data(buf,4);
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}
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void StreamPeer::put_u64(uint64_t p_val){
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if (big_endian) {
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p_val=BSWAP64(p_val);
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}
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uint8_t buf[8];
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encode_uint64(p_val,buf);
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put_data(buf,8);
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}
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void StreamPeer::put_64(int64_t p_val){
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if (big_endian) {
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p_val=BSWAP64(p_val);
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}
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uint8_t buf[8];
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encode_uint64(p_val,buf);
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put_data(buf,8);
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}
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void StreamPeer::put_float(float p_val){
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uint8_t buf[4];
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encode_float(p_val,buf);
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if (big_endian) {
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uint32_t *p32=(uint32_t *)buf;
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*p32=BSWAP32(*p32);
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}
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put_data(buf,4);
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}
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void StreamPeer::put_double(double p_val){
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uint8_t buf[8];
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encode_double(p_val,buf);
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if (big_endian) {
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uint64_t *p64=(uint64_t *)buf;
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*p64=BSWAP64(*p64);
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}
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put_data(buf,8);
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}
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void StreamPeer::put_utf8_string(const String& p_string) {
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CharString cs=p_string.utf8();
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2016-08-22 04:14:08 +00:00
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put_u32(p_string.length());
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2015-12-13 15:53:29 +00:00
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put_data((const uint8_t*)cs.get_data(),cs.length());
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}
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void StreamPeer::put_var(const Variant& p_variant){
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int len=0;
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Vector<uint8_t> buf;
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encode_variant(p_variant,NULL,len);
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buf.resize(len);
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put_32(len);
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encode_variant(p_variant,buf.ptr(),len);
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put_data(buf.ptr(),buf.size());
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}
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uint8_t StreamPeer::get_u8(){
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uint8_t buf[1];
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get_data(buf,1);
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return buf[0];
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}
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int8_t StreamPeer::get_8(){
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uint8_t buf[1];
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get_data(buf,1);
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return buf[0];
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}
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uint16_t StreamPeer::get_u16(){
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uint8_t buf[2];
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get_data(buf,2);
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uint16_t r = decode_uint16(buf);
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if (big_endian) {
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r=BSWAP16(r);
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}
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return r;
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}
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int16_t StreamPeer::get_16(){
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uint8_t buf[2];
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get_data(buf,2);
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uint16_t r = decode_uint16(buf);
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if (big_endian) {
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r=BSWAP16(r);
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}
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return r;
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}
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uint32_t StreamPeer::get_u32(){
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uint8_t buf[4];
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get_data(buf,4);
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uint32_t r = decode_uint32(buf);
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if (big_endian) {
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r=BSWAP32(r);
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}
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return r;
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}
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int32_t StreamPeer::get_32(){
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uint8_t buf[4];
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get_data(buf,4);
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uint32_t r = decode_uint32(buf);
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if (big_endian) {
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r=BSWAP32(r);
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}
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return r;
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}
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uint64_t StreamPeer::get_u64(){
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uint8_t buf[8];
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get_data(buf,8);
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uint64_t r = decode_uint64(buf);
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if (big_endian) {
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r=BSWAP64(r);
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}
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return r;
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}
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int64_t StreamPeer::get_64(){
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uint8_t buf[8];
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get_data(buf,8);
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uint64_t r = decode_uint64(buf);
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if (big_endian) {
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r=BSWAP64(r);
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}
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return r;
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}
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float StreamPeer::get_float(){
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uint8_t buf[4];
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get_data(buf,4);
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if (big_endian) {
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uint32_t *p32=(uint32_t *)buf;
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*p32=BSWAP32(*p32);
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}
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return decode_float(buf);
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}
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float StreamPeer::get_double(){
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uint8_t buf[8];
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get_data(buf,8);
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if (big_endian) {
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uint64_t *p64=(uint64_t *)buf;
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*p64=BSWAP64(*p64);
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}
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return decode_double(buf);
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}
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String StreamPeer::get_string(int p_bytes){
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ERR_FAIL_COND_V(p_bytes<0,String());
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Vector<char> buf;
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2016-08-22 04:14:08 +00:00
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Error err = buf.resize(p_bytes+1);
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ERR_FAIL_COND_V(err!=OK,String());
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err = get_data((uint8_t*)&buf[0],p_bytes);
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ERR_FAIL_COND_V(err!=OK,String());
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2015-12-13 15:53:29 +00:00
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buf[p_bytes]=0;
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return buf.ptr();
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}
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String StreamPeer::get_utf8_string(int p_bytes){
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ERR_FAIL_COND_V(p_bytes<0,String());
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Vector<uint8_t> buf;
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2016-08-22 04:14:08 +00:00
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Error err = buf.resize(p_bytes);
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ERR_FAIL_COND_V(err!=OK,String());
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err = get_data(buf.ptr(),p_bytes);
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ERR_FAIL_COND_V(err!=OK,String());
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2015-12-13 15:53:29 +00:00
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String ret;
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ret.parse_utf8((const char*)buf.ptr(),buf.size());
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return ret;
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}
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Variant StreamPeer::get_var(){
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int len = get_32();
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Vector<uint8_t> var;
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2016-08-22 04:14:08 +00:00
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Error err = var.resize(len);
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ERR_FAIL_COND_V(err!=OK,Variant());
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err = get_data(var.ptr(),len);
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ERR_FAIL_COND_V(err!=OK,Variant());
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2015-12-13 15:53:29 +00:00
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Variant ret;
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decode_variant(ret,var.ptr(),len);
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return ret;
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}
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2014-02-10 01:10:30 +00:00
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void StreamPeer::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("put_data","data"),&StreamPeer::_put_data);
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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);
|
2015-12-13 15:53:29 +00:00
|
|
|
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_available_bytes"),&StreamPeer::get_available_bytes);
|
|
|
|
|
|
|
|
ObjectTypeDB::bind_method(_MD("set_big_endian","enable"),&StreamPeer::set_big_endian);
|
|
|
|
ObjectTypeDB::bind_method(_MD("is_big_endian_enabled"),&StreamPeer::is_big_endian_enabled);
|
|
|
|
|
|
|
|
ObjectTypeDB::bind_method(_MD("put_8","val"),&StreamPeer::put_8);
|
|
|
|
ObjectTypeDB::bind_method(_MD("put_u8","val"),&StreamPeer::put_u8);
|
|
|
|
ObjectTypeDB::bind_method(_MD("put_16","val"),&StreamPeer::put_16);
|
|
|
|
ObjectTypeDB::bind_method(_MD("put_u16","val"),&StreamPeer::put_u16);
|
|
|
|
ObjectTypeDB::bind_method(_MD("put_32","val"),&StreamPeer::put_32);
|
|
|
|
ObjectTypeDB::bind_method(_MD("put_u32","val"),&StreamPeer::put_u32);
|
|
|
|
ObjectTypeDB::bind_method(_MD("put_64","val"),&StreamPeer::put_64);
|
|
|
|
ObjectTypeDB::bind_method(_MD("put_u64","val"),&StreamPeer::put_u64);
|
|
|
|
ObjectTypeDB::bind_method(_MD("put_float","val"),&StreamPeer::put_float);
|
|
|
|
ObjectTypeDB::bind_method(_MD("put_double","val"),&StreamPeer::put_double);
|
|
|
|
ObjectTypeDB::bind_method(_MD("put_utf8_string","val"),&StreamPeer::put_utf8_string);
|
2015-12-14 11:28:01 +00:00
|
|
|
ObjectTypeDB::bind_method(_MD("put_var","val:Variant"),&StreamPeer::put_var);
|
2015-12-13 15:53:29 +00:00
|
|
|
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_8"),&StreamPeer::get_8);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_u8"),&StreamPeer::get_u8);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_16"),&StreamPeer::get_16);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_u16"),&StreamPeer::get_u16);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_32"),&StreamPeer::get_32);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_u32"),&StreamPeer::get_u32);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_64"),&StreamPeer::get_64);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_u64"),&StreamPeer::get_u64);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_float"),&StreamPeer::get_float);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_double"),&StreamPeer::get_double);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_string","bytes"),&StreamPeer::get_string);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_utf8_string","bytes"),&StreamPeer::get_utf8_string);
|
2015-12-14 11:28:01 +00:00
|
|
|
ObjectTypeDB::bind_method(_MD("get_var:Variant"),&StreamPeer::get_var);
|
2014-02-10 01:10:30 +00:00
|
|
|
}
|
2016-08-22 04:14:08 +00:00
|
|
|
////////////////////////////////
|
|
|
|
|
|
|
|
|
|
|
|
void StreamPeerBuffer::_bind_methods() {
|
|
|
|
|
|
|
|
ObjectTypeDB::bind_method(_MD("seek","pos"),&StreamPeerBuffer::seek);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_size"),&StreamPeerBuffer::get_size);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_pos"),&StreamPeerBuffer::get_pos);
|
|
|
|
ObjectTypeDB::bind_method(_MD("resize","size"),&StreamPeerBuffer::resize);
|
|
|
|
ObjectTypeDB::bind_method(_MD("set_data_array","data"),&StreamPeerBuffer::set_data_array);
|
|
|
|
ObjectTypeDB::bind_method(_MD("get_data_array"),&StreamPeerBuffer::get_data_array);
|
|
|
|
ObjectTypeDB::bind_method(_MD("clear"),&StreamPeerBuffer::clear);
|
|
|
|
ObjectTypeDB::bind_method(_MD("duplicate:StreamPeerBuffer"),&StreamPeerBuffer::duplicate);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
Error StreamPeerBuffer::put_data(const uint8_t* p_data,int p_bytes) {
|
|
|
|
|
|
|
|
if (p_bytes<=0)
|
|
|
|
return OK;
|
|
|
|
|
|
|
|
if (pointer+p_bytes > data.size()) {
|
|
|
|
data.resize(pointer+p_bytes);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
DVector<uint8_t>::Write w = data.write();
|
|
|
|
copymem(&w[pointer],p_data,p_bytes);
|
|
|
|
|
|
|
|
pointer+=p_bytes;
|
|
|
|
return OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
Error StreamPeerBuffer::put_partial_data(const uint8_t* p_data,int p_bytes, int &r_sent){
|
|
|
|
|
|
|
|
r_sent=p_bytes;
|
|
|
|
return put_data(p_data,p_bytes);
|
|
|
|
}
|
|
|
|
|
|
|
|
Error StreamPeerBuffer::get_data(uint8_t* p_buffer, int p_bytes){
|
|
|
|
|
|
|
|
int recv;
|
|
|
|
get_partial_data(p_buffer,p_bytes,recv);
|
|
|
|
if (recv!=p_bytes)
|
|
|
|
return ERR_INVALID_PARAMETER;
|
|
|
|
|
|
|
|
return OK;
|
|
|
|
|
|
|
|
}
|
|
|
|
Error StreamPeerBuffer::get_partial_data(uint8_t* p_buffer, int p_bytes,int &r_received){
|
|
|
|
|
|
|
|
|
|
|
|
if (pointer+p_bytes > data.size()) {
|
|
|
|
r_received=data.size()-pointer;
|
|
|
|
if (r_received<=0) {
|
|
|
|
r_received=0;
|
|
|
|
return OK; //you got 0
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
r_received=p_bytes;
|
|
|
|
}
|
|
|
|
|
|
|
|
DVector<uint8_t>::Read r = data.read();
|
|
|
|
copymem(p_buffer,r.ptr(),r_received);
|
|
|
|
}
|
|
|
|
|
|
|
|
int StreamPeerBuffer::get_available_bytes() const {
|
|
|
|
|
|
|
|
return data.size()-pointer;
|
|
|
|
}
|
|
|
|
|
|
|
|
void StreamPeerBuffer::seek(int p_pos){
|
|
|
|
|
|
|
|
ERR_FAIL_COND(p_pos < 0);
|
|
|
|
ERR_FAIL_COND(p_pos > data.size());
|
|
|
|
pointer=p_pos;
|
|
|
|
}
|
|
|
|
int StreamPeerBuffer::get_size() const{
|
|
|
|
|
|
|
|
return data.size();
|
|
|
|
}
|
|
|
|
|
|
|
|
int StreamPeerBuffer::get_pos() const {
|
|
|
|
|
|
|
|
return pointer;
|
|
|
|
}
|
|
|
|
|
|
|
|
void StreamPeerBuffer::resize(int p_size){
|
|
|
|
|
|
|
|
data.resize(p_size);
|
|
|
|
}
|
|
|
|
|
|
|
|
void StreamPeerBuffer::set_data_array(const DVector<uint8_t> & p_data){
|
|
|
|
|
|
|
|
data=p_data;
|
|
|
|
pointer=0;
|
|
|
|
}
|
|
|
|
|
|
|
|
DVector<uint8_t> StreamPeerBuffer::get_data_array() const{
|
|
|
|
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void StreamPeerBuffer::clear() {
|
|
|
|
|
|
|
|
data.resize(0);
|
|
|
|
pointer=0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
Ref<StreamPeerBuffer> StreamPeerBuffer::duplicate() const {
|
|
|
|
|
|
|
|
Ref<StreamPeerBuffer> spb;
|
|
|
|
spb.instance();
|
|
|
|
spb->data=data;
|
2016-08-22 13:30:22 +00:00
|
|
|
return spb;
|
2016-08-22 04:14:08 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
StreamPeerBuffer::StreamPeerBuffer() {
|
|
|
|
|
|
|
|
pointer=0;
|
|
|
|
}
|