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| author | Timo Teras <timo.teras@iki.fi> | 2009-07-10 13:52:44 +0300 |
|---|---|---|
| committer | Timo Teras <timo.teras@iki.fi> | 2009-07-10 13:53:47 +0300 |
| commit | 3cbccbaf99fde94477f1a32a7f4dab36d061e2ca (patch) | |
| tree | f487cfe9142933c0d9b1fc73a274f7d444b34490 | |
| parent | fa47cadb98c4fd96e315acb3e96bb2487358f593 (diff) | |
| download | apk-tools-3cbccbaf99fde94477f1a32a7f4dab36d061e2ca.tar.gz apk-tools-3cbccbaf99fde94477f1a32a7f4dab36d061e2ca.tar.bz2 apk-tools-3cbccbaf99fde94477f1a32a7f4dab36d061e2ca.tar.xz apk-tools-3cbccbaf99fde94477f1a32a7f4dab36d061e2ca.zip | |
gunzip: accept concatenated gzip streams
allow .apk to consist of multiple separate gzip streams which
are just concatenated together.
| -rw-r--r-- | src/gunzip.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/gunzip.c b/src/gunzip.c index 55c9e66..2c7ffc2 100644 --- a/src/gunzip.c +++ b/src/gunzip.c @@ -3,7 +3,7 @@ * Copyright (C) 2008 Timo Teräs <timo.teras@iki.fi> * All rights reserved. * - * This program is free software; you can redistribute it and/or modify it + * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published * by the Free Software Foundation. See http://www.gnu.org/ for details. */ @@ -29,6 +29,7 @@ static size_t gz_read(void *stream, void *ptr, size_t size) { struct apk_gzip_istream *gis = container_of(stream, struct apk_gzip_istream, is); + int restart_count = 0; if (gis->z_err == Z_DATA_ERROR || gis->z_err == Z_ERRNO) return -1; @@ -51,6 +52,15 @@ static size_t gz_read(void *stream, void *ptr, size_t size) } gis->z_err = inflate(&gis->zs, Z_NO_FLUSH); + if (restart_count == 0 && gis->z_err == Z_STREAM_END) { + inflateEnd(&gis->zs); + if (inflateInit2(&gis->zs, 15+32) != Z_OK) + return -1; + gis->z_err = Z_OK; + restart_count++; + } else { + restart_count = 0; + } } if (gis->z_err != Z_OK && gis->z_err != Z_STREAM_END) |