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Unified Diff: third_party/lzma/v4_65/files/C/Archive/7z/7zExtract.c

Issue 624713003: Keep only base/extractor.[cc|h]. (Closed) Base URL: https://chromium.googlesource.com/external/omaha.git@master
Patch Set: Created 6 years, 2 months ago
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Index: third_party/lzma/v4_65/files/C/Archive/7z/7zExtract.c
diff --git a/third_party/lzma/v4_65/files/C/Archive/7z/7zExtract.c b/third_party/lzma/v4_65/files/C/Archive/7z/7zExtract.c
deleted file mode 100644
index ff79802bc6238ea11b4ebdafce285fc1d7fff518..0000000000000000000000000000000000000000
--- a/third_party/lzma/v4_65/files/C/Archive/7z/7zExtract.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/* 7zExtract.c -- Extracting from 7z archive
-2008-11-23 : Igor Pavlov : Public domain */
-
-#include "../../7zCrc.h"
-#include "7zDecode.h"
-#include "7zExtract.h"
-
-SRes SzAr_Extract(
- const CSzArEx *p,
- ILookInStream *inStream,
- UInt32 fileIndex,
- UInt32 *blockIndex,
- Byte **outBuffer,
- size_t *outBufferSize,
- size_t *offset,
- size_t *outSizeProcessed,
- ISzAlloc *allocMain,
- ISzAlloc *allocTemp)
-{
- UInt32 folderIndex = p->FileIndexToFolderIndexMap[fileIndex];
- SRes res = SZ_OK;
- *offset = 0;
- *outSizeProcessed = 0;
- if (folderIndex == (UInt32)-1)
- {
- IAlloc_Free(allocMain, *outBuffer);
- *blockIndex = folderIndex;
- *outBuffer = 0;
- *outBufferSize = 0;
- return SZ_OK;
- }
-
- if (*outBuffer == 0 || *blockIndex != folderIndex)
- {
- CSzFolder *folder = p->db.Folders + folderIndex;
- UInt64 unpackSizeSpec = SzFolder_GetUnpackSize(folder);
- size_t unpackSize = (size_t)unpackSizeSpec;
- UInt64 startOffset = SzArEx_GetFolderStreamPos(p, folderIndex, 0);
-
- if (unpackSize != unpackSizeSpec)
- return SZ_ERROR_MEM;
- *blockIndex = folderIndex;
- IAlloc_Free(allocMain, *outBuffer);
- *outBuffer = 0;
-
- RINOK(LookInStream_SeekTo(inStream, startOffset));
-
- if (res == SZ_OK)
- {
- *outBufferSize = unpackSize;
- if (unpackSize != 0)
- {
- *outBuffer = (Byte *)IAlloc_Alloc(allocMain, unpackSize);
- if (*outBuffer == 0)
- res = SZ_ERROR_MEM;
- }
- if (res == SZ_OK)
- {
- res = SzDecode(p->db.PackSizes +
- p->FolderStartPackStreamIndex[folderIndex], folder,
- inStream, startOffset,
- *outBuffer, unpackSize, allocTemp);
- if (res == SZ_OK)
- {
- if (folder->UnpackCRCDefined)
- {
- if (CrcCalc(*outBuffer, unpackSize) != folder->UnpackCRC)
- res = SZ_ERROR_CRC;
- }
- }
- }
- }
- }
- if (res == SZ_OK)
- {
- UInt32 i;
- CSzFileItem *fileItem = p->db.Files + fileIndex;
- *offset = 0;
- for (i = p->FolderStartFileIndex[folderIndex]; i < fileIndex; i++)
- *offset += (UInt32)p->db.Files[i].Size;
- *outSizeProcessed = (size_t)fileItem->Size;
- if (*offset + *outSizeProcessed > *outBufferSize)
- return SZ_ERROR_FAIL;
- {
- if (fileItem->FileCRCDefined)
- {
- if (CrcCalc(*outBuffer + *offset, *outSizeProcessed) != fileItem->FileCRC)
- res = SZ_ERROR_CRC;
- }
- }
- }
- return res;
-}
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