e4213e66b2
Using `misc/scripts/fix_headers.py` on all Godot files. Some missing header guards were added, and the header inclusion order was fixed in the Bullet module.
526 lines
13 KiB
C++
526 lines
13 KiB
C++
/*************************************************************************/
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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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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
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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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#include "io/marshalls.h"
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Error StreamPeer::_put_data(const PoolVector<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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PoolVector<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 PoolVector<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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PoolVector<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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PoolVector<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(PoolVector<uint8_t>());
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return ret;
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}
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PoolVector<uint8_t>::Write w = data.write();
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Error err = get_data(&w[0], p_bytes);
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w = PoolVector<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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PoolVector<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(PoolVector<uint8_t>());
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return ret;
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}
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PoolVector<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 = PoolVector<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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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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put_u32(cs.length());
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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.ptrw(), 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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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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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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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.ptrw(), p_bytes);
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ERR_FAIL_COND_V(err != OK, String());
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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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Error err = var.resize(len);
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ERR_FAIL_COND_V(err != OK, Variant());
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err = get_data(var.ptrw(), len);
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ERR_FAIL_COND_V(err != OK, Variant());
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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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void StreamPeer::_bind_methods() {
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ClassDB::bind_method(D_METHOD("put_data", "data"), &StreamPeer::_put_data);
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ClassDB::bind_method(D_METHOD("put_partial_data", "data"), &StreamPeer::_put_partial_data);
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ClassDB::bind_method(D_METHOD("get_data", "bytes"), &StreamPeer::_get_data);
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ClassDB::bind_method(D_METHOD("get_partial_data", "bytes"), &StreamPeer::_get_partial_data);
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ClassDB::bind_method(D_METHOD("get_available_bytes"), &StreamPeer::get_available_bytes);
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ClassDB::bind_method(D_METHOD("set_big_endian", "enable"), &StreamPeer::set_big_endian);
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ClassDB::bind_method(D_METHOD("is_big_endian_enabled"), &StreamPeer::is_big_endian_enabled);
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ClassDB::bind_method(D_METHOD("put_8", "val"), &StreamPeer::put_8);
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ClassDB::bind_method(D_METHOD("put_u8", "val"), &StreamPeer::put_u8);
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ClassDB::bind_method(D_METHOD("put_16", "val"), &StreamPeer::put_16);
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ClassDB::bind_method(D_METHOD("put_u16", "val"), &StreamPeer::put_u16);
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ClassDB::bind_method(D_METHOD("put_32", "val"), &StreamPeer::put_32);
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ClassDB::bind_method(D_METHOD("put_u32", "val"), &StreamPeer::put_u32);
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ClassDB::bind_method(D_METHOD("put_64", "val"), &StreamPeer::put_64);
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ClassDB::bind_method(D_METHOD("put_u64", "val"), &StreamPeer::put_u64);
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ClassDB::bind_method(D_METHOD("put_float", "val"), &StreamPeer::put_float);
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ClassDB::bind_method(D_METHOD("put_double", "val"), &StreamPeer::put_double);
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ClassDB::bind_method(D_METHOD("put_utf8_string", "val"), &StreamPeer::put_utf8_string);
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ClassDB::bind_method(D_METHOD("put_var", "val"), &StreamPeer::put_var);
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ClassDB::bind_method(D_METHOD("get_8"), &StreamPeer::get_8);
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ClassDB::bind_method(D_METHOD("get_u8"), &StreamPeer::get_u8);
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ClassDB::bind_method(D_METHOD("get_16"), &StreamPeer::get_16);
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ClassDB::bind_method(D_METHOD("get_u16"), &StreamPeer::get_u16);
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ClassDB::bind_method(D_METHOD("get_32"), &StreamPeer::get_32);
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ClassDB::bind_method(D_METHOD("get_u32"), &StreamPeer::get_u32);
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ClassDB::bind_method(D_METHOD("get_64"), &StreamPeer::get_64);
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ClassDB::bind_method(D_METHOD("get_u64"), &StreamPeer::get_u64);
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ClassDB::bind_method(D_METHOD("get_float"), &StreamPeer::get_float);
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ClassDB::bind_method(D_METHOD("get_double"), &StreamPeer::get_double);
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ClassDB::bind_method(D_METHOD("get_string", "bytes"), &StreamPeer::get_string);
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ClassDB::bind_method(D_METHOD("get_utf8_string", "bytes"), &StreamPeer::get_utf8_string);
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ClassDB::bind_method(D_METHOD("get_var"), &StreamPeer::get_var);
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}
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////////////////////////////////
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void StreamPeerBuffer::_bind_methods() {
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ClassDB::bind_method(D_METHOD("seek", "position"), &StreamPeerBuffer::seek);
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ClassDB::bind_method(D_METHOD("get_size"), &StreamPeerBuffer::get_size);
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ClassDB::bind_method(D_METHOD("get_position"), &StreamPeerBuffer::get_position);
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ClassDB::bind_method(D_METHOD("resize", "size"), &StreamPeerBuffer::resize);
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ClassDB::bind_method(D_METHOD("set_data_array", "data"), &StreamPeerBuffer::set_data_array);
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ClassDB::bind_method(D_METHOD("get_data_array"), &StreamPeerBuffer::get_data_array);
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ClassDB::bind_method(D_METHOD("clear"), &StreamPeerBuffer::clear);
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ClassDB::bind_method(D_METHOD("duplicate"), &StreamPeerBuffer::duplicate);
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}
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Error StreamPeerBuffer::put_data(const uint8_t *p_data, int p_bytes) {
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if (p_bytes <= 0)
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return OK;
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if (pointer + p_bytes > data.size()) {
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data.resize(pointer + p_bytes);
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}
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PoolVector<uint8_t>::Write w = data.write();
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copymem(&w[pointer], p_data, p_bytes);
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pointer += p_bytes;
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return OK;
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}
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Error StreamPeerBuffer::put_partial_data(const uint8_t *p_data, int p_bytes, int &r_sent) {
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r_sent = p_bytes;
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return put_data(p_data, p_bytes);
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}
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Error StreamPeerBuffer::get_data(uint8_t *p_buffer, int p_bytes) {
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int recv;
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get_partial_data(p_buffer, p_bytes, recv);
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if (recv != p_bytes)
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return ERR_INVALID_PARAMETER;
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return OK;
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}
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Error StreamPeerBuffer::get_partial_data(uint8_t *p_buffer, int p_bytes, int &r_received) {
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if (pointer + p_bytes > data.size()) {
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r_received = data.size() - pointer;
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if (r_received <= 0) {
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r_received = 0;
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return OK; //you got 0
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}
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} else {
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r_received = p_bytes;
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}
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PoolVector<uint8_t>::Read r = data.read();
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copymem(p_buffer, r.ptr() + pointer, r_received);
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pointer += r_received;
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// FIXME: return what? OK or ERR_*
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// return OK for now so we don't maybe return garbage
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return OK;
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}
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int StreamPeerBuffer::get_available_bytes() const {
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return data.size() - pointer;
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}
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void StreamPeerBuffer::seek(int p_pos) {
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ERR_FAIL_COND(p_pos < 0);
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ERR_FAIL_COND(p_pos > data.size());
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pointer = p_pos;
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}
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int StreamPeerBuffer::get_size() const {
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return data.size();
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}
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int StreamPeerBuffer::get_position() const {
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return pointer;
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}
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void StreamPeerBuffer::resize(int p_size) {
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data.resize(p_size);
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}
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void StreamPeerBuffer::set_data_array(const PoolVector<uint8_t> &p_data) {
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data = p_data;
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pointer = 0;
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}
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PoolVector<uint8_t> StreamPeerBuffer::get_data_array() const {
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return data;
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}
|
|
|
|
void StreamPeerBuffer::clear() {
|
|
|
|
data.resize(0);
|
|
pointer = 0;
|
|
}
|
|
|
|
Ref<StreamPeerBuffer> StreamPeerBuffer::duplicate() const {
|
|
|
|
Ref<StreamPeerBuffer> spb;
|
|
spb.instance();
|
|
spb->data = data;
|
|
return spb;
|
|
}
|
|
|
|
StreamPeerBuffer::StreamPeerBuffer() {
|
|
|
|
pointer = 0;
|
|
}
|