2023-01-05 20:25:55 +08:00
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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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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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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2018-01-05 07:50:27 +08:00
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2014-02-10 09:10:30 +08:00
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#include "stream_peer.h"
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2018-09-12 00:13:45 +08:00
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#include "core/io/marshalls.h"
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2014-02-10 09:10:30 +08:00
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2020-02-18 05:06:54 +08:00
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Error StreamPeer::_put_data(const Vector<uint8_t> &p_data) {
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2014-02-10 09:10:30 +08:00
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int len = p_data.size();
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2020-05-14 22:41:43 +08:00
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if (len == 0) {
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2014-02-10 09:10:30 +08:00
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return OK;
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2020-05-14 22:41:43 +08:00
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}
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2020-02-18 05:06:54 +08:00
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const uint8_t *r = p_data.ptr();
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2014-02-10 09:10:30 +08:00
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return put_data(&r[0], len);
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}
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2020-02-18 05:06:54 +08:00
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Array StreamPeer::_put_partial_data(const Vector<uint8_t> &p_data) {
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2014-02-10 09:10:30 +08:00
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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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2020-02-18 05:06:54 +08:00
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const uint8_t *r = p_data.ptr();
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2014-02-10 09:10:30 +08:00
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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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2020-02-18 05:06:54 +08:00
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Vector<uint8_t> data;
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2014-02-10 09:10:30 +08:00
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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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2020-02-18 05:06:54 +08:00
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ret.push_back(Vector<uint8_t>());
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2014-02-10 09:10:30 +08:00
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return ret;
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}
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2020-02-18 05:06:54 +08:00
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uint8_t *w = data.ptrw();
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2014-02-10 09:10:30 +08:00
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Error err = get_data(&w[0], p_bytes);
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2020-02-18 05:06:54 +08:00
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2014-02-10 09:10:30 +08:00
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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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2020-02-18 05:06:54 +08:00
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Vector<uint8_t> data;
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2014-02-10 09:10:30 +08:00
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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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2020-02-18 05:06:54 +08:00
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ret.push_back(Vector<uint8_t>());
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2014-02-10 09:10:30 +08:00
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return ret;
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}
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2020-02-18 05:06:54 +08:00
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uint8_t *w = data.ptrw();
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2014-02-10 09:10:30 +08:00
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int received;
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Error err = get_partial_data(&w[0], p_bytes, received);
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if (err != OK) {
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2022-02-02 02:19:13 +08:00
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data.clear();
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2014-02-10 09:10:30 +08:00
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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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2021-05-20 20:58:03 +08:00
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void StreamPeer::set_big_endian(bool p_big_endian) {
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big_endian = p_big_endian;
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2018-09-22 11:08:07 +08:00
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void StreamPeer::put_string(const String &p_string) {
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CharString cs = p_string.ascii();
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2017-08-14 19:13:21 +08:00
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put_u32(cs.length());
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2015-12-13 23:53:29 +08:00
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put_data((const uint8_t *)cs.get_data(), cs.length());
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}
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2020-05-14 20:29:06 +08:00
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2019-03-26 23:52:42 +08:00
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void StreamPeer::put_var(const Variant &p_variant, bool p_full_objects) {
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2015-12-13 23:53:29 +08:00
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int len = 0;
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Vector<uint8_t> buf;
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2020-04-02 07:20:12 +08:00
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encode_variant(p_variant, nullptr, len, p_full_objects);
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2015-12-13 23:53:29 +08:00
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buf.resize(len);
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put_32(len);
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2019-03-26 23:52:42 +08:00
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encode_variant(p_variant, buf.ptrw(), len, p_full_objects);
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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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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2018-01-30 07:45:46 +08:00
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double StreamPeer::get_double() {
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2015-12-13 23:53:29 +08:00
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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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2020-05-14 20:29:06 +08:00
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2015-12-13 23:53:29 +08:00
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String StreamPeer::get_string(int p_bytes) {
|
2020-05-14 22:41:43 +08:00
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if (p_bytes < 0) {
|
2018-09-22 11:08:07 +08:00
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p_bytes = get_u32();
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2020-05-14 22:41:43 +08:00
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}
|
2015-12-13 23:53:29 +08:00
|
|
|
ERR_FAIL_COND_V(p_bytes < 0, String());
|
|
|
|
|
|
|
|
Vector<char> buf;
|
2016-08-22 12:14:08 +08:00
|
|
|
Error err = buf.resize(p_bytes + 1);
|
|
|
|
ERR_FAIL_COND_V(err != OK, String());
|
|
|
|
err = get_data((uint8_t *)&buf[0], p_bytes);
|
|
|
|
ERR_FAIL_COND_V(err != OK, String());
|
2018-07-25 09:11:03 +08:00
|
|
|
buf.write[p_bytes] = 0;
|
2015-12-13 23:53:29 +08:00
|
|
|
return buf.ptr();
|
|
|
|
}
|
2020-05-14 20:29:06 +08:00
|
|
|
|
2015-12-13 23:53:29 +08:00
|
|
|
String StreamPeer::get_utf8_string(int p_bytes) {
|
2020-05-14 22:41:43 +08:00
|
|
|
if (p_bytes < 0) {
|
2018-09-22 11:08:07 +08:00
|
|
|
p_bytes = get_u32();
|
2020-05-14 22:41:43 +08:00
|
|
|
}
|
2015-12-13 23:53:29 +08:00
|
|
|
ERR_FAIL_COND_V(p_bytes < 0, String());
|
|
|
|
|
|
|
|
Vector<uint8_t> buf;
|
2016-08-22 12:14:08 +08:00
|
|
|
Error err = buf.resize(p_bytes);
|
|
|
|
ERR_FAIL_COND_V(err != OK, String());
|
2017-11-25 11:07:54 +08:00
|
|
|
err = get_data(buf.ptrw(), p_bytes);
|
2016-08-22 12:14:08 +08:00
|
|
|
ERR_FAIL_COND_V(err != OK, String());
|
2015-12-13 23:53:29 +08:00
|
|
|
|
|
|
|
String ret;
|
|
|
|
ret.parse_utf8((const char *)buf.ptr(), buf.size());
|
|
|
|
return ret;
|
|
|
|
}
|
2020-05-14 20:29:06 +08:00
|
|
|
|
2019-03-26 23:52:42 +08:00
|
|
|
Variant StreamPeer::get_var(bool p_allow_objects) {
|
2015-12-13 23:53:29 +08:00
|
|
|
int len = get_32();
|
|
|
|
Vector<uint8_t> var;
|
2016-08-22 12:14:08 +08:00
|
|
|
Error err = var.resize(len);
|
|
|
|
ERR_FAIL_COND_V(err != OK, Variant());
|
2017-11-25 11:07:54 +08:00
|
|
|
err = get_data(var.ptrw(), len);
|
2016-08-22 12:14:08 +08:00
|
|
|
ERR_FAIL_COND_V(err != OK, Variant());
|
2015-12-13 23:53:29 +08:00
|
|
|
|
|
|
|
Variant ret;
|
2020-04-02 07:20:12 +08:00
|
|
|
err = decode_variant(ret, var.ptr(), len, nullptr, p_allow_objects);
|
2019-09-25 16:28:50 +08:00
|
|
|
ERR_FAIL_COND_V_MSG(err != OK, Variant(), "Error when trying to decode Variant.");
|
2019-07-20 14:09:57 +08:00
|
|
|
|
2015-12-13 23:53:29 +08:00
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2014-02-10 09:10:30 +08:00
|
|
|
void StreamPeer::_bind_methods() {
|
2017-02-13 19:47:24 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("put_data", "data"), &StreamPeer::_put_data);
|
|
|
|
ClassDB::bind_method(D_METHOD("put_partial_data", "data"), &StreamPeer::_put_partial_data);
|
2017-03-05 23:44:50 +08:00
|
|
|
|
2017-02-13 19:47:24 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("get_data", "bytes"), &StreamPeer::_get_data);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_partial_data", "bytes"), &StreamPeer::_get_partial_data);
|
2017-03-05 23:44:50 +08:00
|
|
|
|
2017-02-13 19:47:24 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("get_available_bytes"), &StreamPeer::get_available_bytes);
|
2017-03-05 23:44:50 +08:00
|
|
|
|
2017-02-13 19:47:24 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("set_big_endian", "enable"), &StreamPeer::set_big_endian);
|
|
|
|
ClassDB::bind_method(D_METHOD("is_big_endian_enabled"), &StreamPeer::is_big_endian_enabled);
|
2017-03-05 23:44:50 +08:00
|
|
|
|
2018-01-17 17:43:23 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("put_8", "value"), &StreamPeer::put_8);
|
|
|
|
ClassDB::bind_method(D_METHOD("put_u8", "value"), &StreamPeer::put_u8);
|
|
|
|
ClassDB::bind_method(D_METHOD("put_16", "value"), &StreamPeer::put_16);
|
|
|
|
ClassDB::bind_method(D_METHOD("put_u16", "value"), &StreamPeer::put_u16);
|
|
|
|
ClassDB::bind_method(D_METHOD("put_32", "value"), &StreamPeer::put_32);
|
|
|
|
ClassDB::bind_method(D_METHOD("put_u32", "value"), &StreamPeer::put_u32);
|
|
|
|
ClassDB::bind_method(D_METHOD("put_64", "value"), &StreamPeer::put_64);
|
|
|
|
ClassDB::bind_method(D_METHOD("put_u64", "value"), &StreamPeer::put_u64);
|
|
|
|
ClassDB::bind_method(D_METHOD("put_float", "value"), &StreamPeer::put_float);
|
|
|
|
ClassDB::bind_method(D_METHOD("put_double", "value"), &StreamPeer::put_double);
|
2018-09-22 11:08:07 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("put_string", "value"), &StreamPeer::put_string);
|
2018-01-17 17:43:23 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("put_utf8_string", "value"), &StreamPeer::put_utf8_string);
|
2019-03-26 23:52:42 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("put_var", "value", "full_objects"), &StreamPeer::put_var, DEFVAL(false));
|
2017-03-05 23:44:50 +08:00
|
|
|
|
2017-02-13 19:47:24 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("get_8"), &StreamPeer::get_8);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_u8"), &StreamPeer::get_u8);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_16"), &StreamPeer::get_16);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_u16"), &StreamPeer::get_u16);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_32"), &StreamPeer::get_32);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_u32"), &StreamPeer::get_u32);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_64"), &StreamPeer::get_64);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_u64"), &StreamPeer::get_u64);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_float"), &StreamPeer::get_float);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_double"), &StreamPeer::get_double);
|
2018-09-22 11:08:07 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("get_string", "bytes"), &StreamPeer::get_string, DEFVAL(-1));
|
|
|
|
ClassDB::bind_method(D_METHOD("get_utf8_string", "bytes"), &StreamPeer::get_utf8_string, DEFVAL(-1));
|
2019-03-26 23:52:42 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("get_var", "allow_objects"), &StreamPeer::get_var, DEFVAL(false));
|
2018-01-12 06:35:12 +08:00
|
|
|
|
|
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "big_endian"), "set_big_endian", "is_big_endian_enabled");
|
2014-02-10 09:10:30 +08:00
|
|
|
}
|
2020-05-14 20:29:06 +08:00
|
|
|
|
2016-08-22 12:14:08 +08:00
|
|
|
////////////////////////////////
|
|
|
|
|
2021-09-06 23:30:20 +08:00
|
|
|
Error StreamPeerExtension::get_data(uint8_t *r_buffer, int p_bytes) {
|
2022-09-01 11:09:07 +08:00
|
|
|
Error err;
|
2021-09-06 23:30:20 +08:00
|
|
|
int received = 0;
|
|
|
|
if (GDVIRTUAL_CALL(_get_data, r_buffer, p_bytes, &received, err)) {
|
2022-09-01 11:09:07 +08:00
|
|
|
return err;
|
2021-09-06 23:30:20 +08:00
|
|
|
}
|
|
|
|
WARN_PRINT_ONCE("StreamPeerExtension::_get_data is unimplemented!");
|
|
|
|
return FAILED;
|
|
|
|
}
|
|
|
|
|
|
|
|
Error StreamPeerExtension::get_partial_data(uint8_t *r_buffer, int p_bytes, int &r_received) {
|
2022-09-01 11:09:07 +08:00
|
|
|
Error err;
|
2021-09-06 23:30:20 +08:00
|
|
|
if (GDVIRTUAL_CALL(_get_partial_data, r_buffer, p_bytes, &r_received, err)) {
|
2022-09-01 11:09:07 +08:00
|
|
|
return err;
|
2021-09-06 23:30:20 +08:00
|
|
|
}
|
|
|
|
WARN_PRINT_ONCE("StreamPeerExtension::_get_partial_data is unimplemented!");
|
|
|
|
return FAILED;
|
|
|
|
}
|
|
|
|
|
|
|
|
Error StreamPeerExtension::put_data(const uint8_t *p_data, int p_bytes) {
|
2022-09-01 11:09:07 +08:00
|
|
|
Error err;
|
2021-09-06 23:30:20 +08:00
|
|
|
int sent = 0;
|
|
|
|
if (GDVIRTUAL_CALL(_put_data, p_data, p_bytes, &sent, err)) {
|
2022-09-01 11:09:07 +08:00
|
|
|
return err;
|
2021-09-06 23:30:20 +08:00
|
|
|
}
|
|
|
|
WARN_PRINT_ONCE("StreamPeerExtension::_put_data is unimplemented!");
|
|
|
|
return FAILED;
|
|
|
|
}
|
|
|
|
|
|
|
|
Error StreamPeerExtension::put_partial_data(const uint8_t *p_data, int p_bytes, int &r_sent) {
|
2022-09-01 11:09:07 +08:00
|
|
|
Error err;
|
2021-09-06 23:30:20 +08:00
|
|
|
if (GDVIRTUAL_CALL(_put_data, p_data, p_bytes, &r_sent, err)) {
|
2022-09-01 11:09:07 +08:00
|
|
|
return err;
|
2021-09-06 23:30:20 +08:00
|
|
|
}
|
|
|
|
WARN_PRINT_ONCE("StreamPeerExtension::_put_partial_data is unimplemented!");
|
|
|
|
return FAILED;
|
|
|
|
}
|
|
|
|
|
|
|
|
void StreamPeerExtension::_bind_methods() {
|
|
|
|
GDVIRTUAL_BIND(_get_data, "r_buffer", "r_bytes", "r_received");
|
|
|
|
GDVIRTUAL_BIND(_get_partial_data, "r_buffer", "r_bytes", "r_received");
|
|
|
|
GDVIRTUAL_BIND(_put_data, "p_data", "p_bytes", "r_sent");
|
|
|
|
GDVIRTUAL_BIND(_put_partial_data, "p_data", "p_bytes", "r_sent");
|
|
|
|
GDVIRTUAL_BIND(_get_available_bytes);
|
|
|
|
}
|
|
|
|
|
|
|
|
////////////////////////////////
|
|
|
|
|
2016-08-22 12:14:08 +08:00
|
|
|
void StreamPeerBuffer::_bind_methods() {
|
2017-09-10 21:37:49 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("seek", "position"), &StreamPeerBuffer::seek);
|
2017-02-13 19:47:24 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("get_size"), &StreamPeerBuffer::get_size);
|
2017-09-10 21:37:49 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("get_position"), &StreamPeerBuffer::get_position);
|
2017-02-13 19:47:24 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("resize", "size"), &StreamPeerBuffer::resize);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_data_array", "data"), &StreamPeerBuffer::set_data_array);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_data_array"), &StreamPeerBuffer::get_data_array);
|
|
|
|
ClassDB::bind_method(D_METHOD("clear"), &StreamPeerBuffer::clear);
|
2017-08-09 19:19:41 +08:00
|
|
|
ClassDB::bind_method(D_METHOD("duplicate"), &StreamPeerBuffer::duplicate);
|
2018-01-12 06:35:12 +08:00
|
|
|
|
2020-02-18 05:06:54 +08:00
|
|
|
ADD_PROPERTY(PropertyInfo(Variant::PACKED_BYTE_ARRAY, "data_array"), "set_data_array", "get_data_array");
|
2016-08-22 12:14:08 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
Error StreamPeerBuffer::put_data(const uint8_t *p_data, int p_bytes) {
|
2020-05-14 22:41:43 +08:00
|
|
|
if (p_bytes <= 0) {
|
2016-08-22 12:14:08 +08:00
|
|
|
return OK;
|
2020-05-14 22:41:43 +08:00
|
|
|
}
|
2016-08-22 12:14:08 +08:00
|
|
|
|
|
|
|
if (pointer + p_bytes > data.size()) {
|
|
|
|
data.resize(pointer + p_bytes);
|
|
|
|
}
|
|
|
|
|
2020-02-18 05:06:54 +08:00
|
|
|
uint8_t *w = data.ptrw();
|
2021-04-27 22:19:21 +08:00
|
|
|
memcpy(&w[pointer], p_data, p_bytes);
|
2016-08-22 12:14:08 +08:00
|
|
|
|
|
|
|
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);
|
2020-05-14 22:41:43 +08:00
|
|
|
if (recv != p_bytes) {
|
2016-08-22 12:14:08 +08:00
|
|
|
return ERR_INVALID_PARAMETER;
|
2020-05-14 22:41:43 +08:00
|
|
|
}
|
2016-08-22 12:14:08 +08:00
|
|
|
|
|
|
|
return OK;
|
|
|
|
}
|
2017-09-08 03:48:50 +08:00
|
|
|
|
2016-08-22 12:14:08 +08:00
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
2020-02-18 05:06:54 +08:00
|
|
|
const uint8_t *r = data.ptr();
|
2021-04-27 22:19:21 +08:00
|
|
|
memcpy(p_buffer, r + pointer, r_received);
|
2017-03-05 23:44:50 +08:00
|
|
|
|
2017-08-12 16:19:50 +08:00
|
|
|
pointer += r_received;
|
2017-02-23 16:28:09 +08:00
|
|
|
// FIXME: return what? OK or ERR_*
|
2017-09-08 03:48:50 +08:00
|
|
|
// return OK for now so we don't maybe return garbage
|
|
|
|
return OK;
|
2016-08-22 12:14:08 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
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;
|
|
|
|
}
|
2020-05-14 20:29:06 +08:00
|
|
|
|
2016-08-22 12:14:08 +08:00
|
|
|
int StreamPeerBuffer::get_size() const {
|
|
|
|
return data.size();
|
|
|
|
}
|
|
|
|
|
2017-09-10 21:37:49 +08:00
|
|
|
int StreamPeerBuffer::get_position() const {
|
2016-08-22 12:14:08 +08:00
|
|
|
return pointer;
|
|
|
|
}
|
|
|
|
|
|
|
|
void StreamPeerBuffer::resize(int p_size) {
|
|
|
|
data.resize(p_size);
|
|
|
|
}
|
|
|
|
|
2020-02-18 05:06:54 +08:00
|
|
|
void StreamPeerBuffer::set_data_array(const Vector<uint8_t> &p_data) {
|
2016-08-22 12:14:08 +08:00
|
|
|
data = p_data;
|
|
|
|
pointer = 0;
|
|
|
|
}
|
|
|
|
|
2020-02-18 05:06:54 +08:00
|
|
|
Vector<uint8_t> StreamPeerBuffer::get_data_array() const {
|
2016-08-22 12:14:08 +08:00
|
|
|
return data;
|
|
|
|
}
|
|
|
|
|
|
|
|
void StreamPeerBuffer::clear() {
|
2022-02-02 02:19:13 +08:00
|
|
|
data.clear();
|
2016-08-22 12:14:08 +08:00
|
|
|
pointer = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
Ref<StreamPeerBuffer> StreamPeerBuffer::duplicate() const {
|
|
|
|
Ref<StreamPeerBuffer> spb;
|
2021-06-18 06:03:09 +08:00
|
|
|
spb.instantiate();
|
2016-08-22 12:14:08 +08:00
|
|
|
spb->data = data;
|
2016-08-22 21:30:22 +08:00
|
|
|
return spb;
|
2016-08-22 12:14:08 +08:00
|
|
|
}
|