README.txt
1 Last changed in libpng 1.6.33 [September 28, 2017]
2 Copyright (c) 2017 Glenn Randers-Pehrson
3
4 This code is released under the libpng license.
5 For conditions of distribution and use, see the disclaimer
6 and license in png.h
7
8 Files in this directory are used by the oss-fuzz project
9 (https://github.com/google/oss-fuzz/tree/master/projects/libpng).
10 for "fuzzing" libpng.
11
12 They were licensed by Google Inc, using the BSD-like Chromium license,
13 which may be found at https://cs.chromium.org/chromium/src/LICENSE, or, if
14 noted in the source, under the Apache-2.0 license, which may
15 be found at http://www.apache.org/licenses/LICENSE-2.0 .
16 If they have been modified, the derivatives are copyright Glenn Randers-Pehrson
17 and are released under the same licenses as the originals. Several of
18 the original files (libpng_read_fuzzer.options, png.dict, project.yaml)
19 had no licensing information; we assumed that these were under the Chromium
20 license. Any new files are released under the libpng license (see png.h).
21
22 The files are
23 Original
24 Filename or derived Copyright License
25 ========================= ========== ================ ==========
26 Dockerfile* derived 2017, Glenn R-P Apache 2.0
27 build.sh* derived 2017, Glenn R-P Apache 2.0
28 libpng_read_fuzzer.cc derived 2017, Glenn R-P Chromium
29 libpng_read_fuzzer.options original 2015, Chrome Devs Chromium
30 png.dict original 2015, Chrome Devs Chromium
31 README.txt (this file) original 2017, Glenn R-P libpng
32
33 * Dockerfile and build.sh are copies of the files used by oss-fuzz.
34 png.dict and libpng_read_fuzzer.* are the actual files used by oss-fuzz,
35 which retrieves them from the libpng repository at Github.
36
37 To do: exercise the progressive reader and the png encoder.
38