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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
| commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
| tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /other-licenses/7zstub/src/C/Lzma86Dec.c | |
| parent | Initial commit. (diff) | |
| download | firefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip | |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'other-licenses/7zstub/src/C/Lzma86Dec.c')
| -rw-r--r-- | other-licenses/7zstub/src/C/Lzma86Dec.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/C/Lzma86Dec.c b/other-licenses/7zstub/src/C/Lzma86Dec.c new file mode 100644 index 0000000000..20ac5e7a97 --- /dev/null +++ b/other-licenses/7zstub/src/C/Lzma86Dec.c @@ -0,0 +1,54 @@ +/* Lzma86Dec.c -- LZMA + x86 (BCJ) Filter Decoder
+2016-05-16 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include "Lzma86.h"
+
+#include "Alloc.h"
+#include "Bra.h"
+#include "LzmaDec.h"
+
+SRes Lzma86_GetUnpackSize(const Byte *src, SizeT srcLen, UInt64 *unpackSize)
+{
+ unsigned i;
+ if (srcLen < LZMA86_HEADER_SIZE)
+ return SZ_ERROR_INPUT_EOF;
+ *unpackSize = 0;
+ for (i = 0; i < sizeof(UInt64); i++)
+ *unpackSize += ((UInt64)src[LZMA86_SIZE_OFFSET + i]) << (8 * i);
+ return SZ_OK;
+}
+
+SRes Lzma86_Decode(Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen)
+{
+ SRes res;
+ int useFilter;
+ SizeT inSizePure;
+ ELzmaStatus status;
+
+ if (*srcLen < LZMA86_HEADER_SIZE)
+ return SZ_ERROR_INPUT_EOF;
+
+ useFilter = src[0];
+
+ if (useFilter > 1)
+ {
+ *destLen = 0;
+ return SZ_ERROR_UNSUPPORTED;
+ }
+
+ inSizePure = *srcLen - LZMA86_HEADER_SIZE;
+ res = LzmaDecode(dest, destLen, src + LZMA86_HEADER_SIZE, &inSizePure,
+ src + 1, LZMA_PROPS_SIZE, LZMA_FINISH_ANY, &status, &g_Alloc);
+ *srcLen = inSizePure + LZMA86_HEADER_SIZE;
+ if (res != SZ_OK)
+ return res;
+ if (useFilter == 1)
+ {
+ UInt32 x86State;
+ x86_Convert_Init(x86State);
+ x86_Convert(dest, *destLen, 0, &x86State, 0);
+ }
+ return SZ_OK;
+}
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