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Diffstat (limited to 'lib_generic/lzma/LzmaTools.c')
-rw-r--r--lib_generic/lzma/LzmaTools.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/lib_generic/lzma/LzmaTools.c b/lib_generic/lzma/LzmaTools.c
index 408b577f17..8860bfbf3d 100644
--- a/lib_generic/lzma/LzmaTools.c
+++ b/lib_generic/lzma/LzmaTools.c
@@ -97,11 +97,14 @@ int lzmaBuffToBuffDecompress (unsigned char *outStream, SizeT *uncompressedSize,
} else if (outSizeHigh != 0 || (UInt32)(SizeT)outSize != outSize) {
/*
* SizeT is a 32 bit uint => We cannot manage files larger than
- * 4GB!
+ * 4GB! Assume however that all 0xf values is "unknown size" and
+ * not actually a file of 2^64 bits.
*
*/
- debug ("LZMA: 64bit support not enabled.\n");
- return SZ_ERROR_DATA;
+ if (outSizeHigh != (SizeT)-1 || outSize != (SizeT)-1) {
+ debug ("LZMA: 64bit support not enabled.\n");
+ return SZ_ERROR_DATA;
+ }
}
debug ("LZMA: Uncompresed size............ 0x%lx\n", outSizeFull);