diff options
Diffstat (limited to 'modules/tga/image_loader_tga.cpp')
| -rw-r--r-- | modules/tga/image_loader_tga.cpp | 66 |
1 files changed, 36 insertions, 30 deletions
diff --git a/modules/tga/image_loader_tga.cpp b/modules/tga/image_loader_tga.cpp index a6fc650414..e2bb89811c 100644 --- a/modules/tga/image_loader_tga.cpp +++ b/modules/tga/image_loader_tga.cpp @@ -1,32 +1,32 @@ -/*************************************************************************/ -/* image_loader_tga.cpp */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */ -/* */ -/* Permission is hereby granted, free of charge, to any person obtaining */ -/* a copy of this software and associated documentation files (the */ -/* "Software"), to deal in the Software without restriction, including */ -/* without limitation the rights to use, copy, modify, merge, publish, */ -/* distribute, sublicense, and/or sell copies of the Software, and to */ -/* permit persons to whom the Software is furnished to do so, subject to */ -/* the following conditions: */ -/* */ -/* The above copyright notice and this permission notice shall be */ -/* included in all copies or substantial portions of the Software. */ -/* */ -/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ -/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ -/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ -/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ -/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ -/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ -/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/*************************************************************************/ +/**************************************************************************/ +/* image_loader_tga.cpp */ +/**************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/**************************************************************************/ +/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ +/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/**************************************************************************/ #include "image_loader_tga.h" @@ -284,14 +284,21 @@ Error ImageLoaderTGA::load_image(Ref<Image> p_image, Ref<FileAccess> f, BitField err = FAILED; } + uint64_t color_map_size; if (has_color_map) { if (tga_header.color_map_length > 256 || (tga_header.color_map_depth != 24) || tga_header.color_map_type != 1) { err = FAILED; } + color_map_size = tga_header.color_map_length * (tga_header.color_map_depth >> 3); } else { if (tga_header.color_map_type) { err = FAILED; } + color_map_size = 0; + } + + if ((src_image_len - f->get_position()) < (tga_header.id_length + color_map_size)) { + err = FAILED; // TGA data appears to be truncated (fewer bytes than expected). } if (tga_header.image_width <= 0 || tga_header.image_height <= 0) { @@ -308,7 +315,6 @@ Error ImageLoaderTGA::load_image(Ref<Image> p_image, Ref<FileAccess> f, BitField Vector<uint8_t> palette; if (has_color_map) { - size_t color_map_size = tga_header.color_map_length * (tga_header.color_map_depth >> 3); err = palette.resize(color_map_size); if (err == OK) { uint8_t *palette_w = palette.ptrw(); |