Move LZMA SDK to 3rdparty subdirectory

Also add attribution document.

Task-number: QTIFW-2336
Change-Id: I91546bc6c3ace244e4b546b945f40b7d204f7463
Reviewed-by: Katja Marttila <katja.marttila@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>

1 files changed, 0 insertions, 307 deletions

diff --git a/src/libs/7zip/win/C/XzIn.c b/src/libs/7zip/win/C/XzIn.c
deleted file mode 100644
index ed9eac31a..000000000
--- a/src/libs/7zip/win/C/XzIn.c
+++ /dev/null
@@ -1,307 +0,0 @@
-/* XzIn.c - Xz input
-2014-12-30 : Igor Pavlov : Public domain */
-
-#include "Precomp.h"
-
-#include <string.h>
-
-#include "7zCrc.h"
-#include "CpuArch.h"
-#include "Xz.h"
-
-SRes Xz_ReadHeader(CXzStreamFlags *p, ISeqInStream *inStream)
-{
-  Byte sig[XZ_STREAM_HEADER_SIZE];
-  RINOK(SeqInStream_Read2(inStream, sig, XZ_STREAM_HEADER_SIZE, SZ_ERROR_NO_ARCHIVE));
-  if (memcmp(sig, XZ_SIG, XZ_SIG_SIZE) != 0)
-    return SZ_ERROR_NO_ARCHIVE;
-  return Xz_ParseHeader(p, sig);
-}
-
-#define READ_VARINT_AND_CHECK(buf, pos, size, res) \
-  { unsigned s = Xz_ReadVarInt(buf + pos, size - pos, res); \
-  if (s == 0) return SZ_ERROR_ARCHIVE; pos += s; }
-
-SRes XzBlock_ReadHeader(CXzBlock *p, ISeqInStream *inStream, Bool *isIndex, UInt32 *headerSizeRes)
-{
-  Byte header[XZ_BLOCK_HEADER_SIZE_MAX];
-  unsigned headerSize;
-  *headerSizeRes = 0;
-  RINOK(SeqInStream_ReadByte(inStream, &header[0]));
-  headerSize = ((unsigned)header[0] << 2) + 4;
-  if (headerSize == 0)
-  {
-    *headerSizeRes = 1;
-    *isIndex = True;
-    return SZ_OK;
-  }
-
-  *isIndex = False;
-  *headerSizeRes = headerSize;
-  RINOK(SeqInStream_Read(inStream, header + 1, headerSize - 1));
-  return XzBlock_Parse(p, header);
-}
-
-#define ADD_SIZE_CHECH(size, val) \
-  { UInt64 newSize = size + (val); if (newSize < size) return XZ_SIZE_OVERFLOW; size = newSize; }
-
-UInt64 Xz_GetUnpackSize(const CXzStream *p)
-{
-  UInt64 size = 0;
-  size_t i;
-  for (i = 0; i < p->numBlocks; i++)
-    ADD_SIZE_CHECH(size, p->blocks[i].unpackSize);
-  return size;
-}
-
-UInt64 Xz_GetPackSize(const CXzStream *p)
-{
-  UInt64 size = 0;
-  size_t i;
-  for (i = 0; i < p->numBlocks; i++)
-    ADD_SIZE_CHECH(size, (p->blocks[i].totalSize + 3) & ~(UInt64)3);
-  return size;
-}
-
-/*
-SRes XzBlock_ReadFooter(CXzBlock *p, CXzStreamFlags f, ISeqInStream *inStream)
-{
-  return SeqInStream_Read(inStream, p->check, XzFlags_GetCheckSize(f));
-}
-*/
-
-static SRes Xz_ReadIndex2(CXzStream *p, const Byte *buf, size_t size, ISzAlloc *alloc)
-{
-  size_t i, numBlocks, pos = 1;
-  UInt32 crc;
-
-  if (size < 5 || buf[0] != 0)
-    return SZ_ERROR_ARCHIVE;
-
-  size -= 4;
-  crc = CrcCalc(buf, size);
-  if (crc != GetUi32(buf + size))
-    return SZ_ERROR_ARCHIVE;
-
-  {
-    UInt64 numBlocks64;
-    READ_VARINT_AND_CHECK(buf, pos, size, &numBlocks64);
-    numBlocks = (size_t)numBlocks64;
-    if (numBlocks != numBlocks64 || numBlocks * 2 > size)
-      return SZ_ERROR_ARCHIVE;
-  }
-
-  Xz_Free(p, alloc);
-  if (numBlocks != 0)
-  {
-    p->numBlocks = numBlocks;
-    p->numBlocksAllocated = numBlocks;
-    p->blocks = alloc->Alloc(alloc, sizeof(CXzBlockSizes) * numBlocks);
-    if (p->blocks == 0)
-      return SZ_ERROR_MEM;
-    for (i = 0; i < numBlocks; i++)
-    {
-      CXzBlockSizes *block = &p->blocks[i];
-      READ_VARINT_AND_CHECK(buf, pos, size, &block->totalSize);
-      READ_VARINT_AND_CHECK(buf, pos, size, &block->unpackSize);
-      if (block->totalSize == 0)
-        return SZ_ERROR_ARCHIVE;
-    }
-  }
-  while ((pos & 3) != 0)
-    if (buf[pos++] != 0)
-      return SZ_ERROR_ARCHIVE;
-  return (pos == size) ? SZ_OK : SZ_ERROR_ARCHIVE;
-}
-
-static SRes Xz_ReadIndex(CXzStream *p, ILookInStream *stream, UInt64 indexSize, ISzAlloc *alloc)
-{
-  SRes res;
-  size_t size;
-  Byte *buf;
-  if (indexSize > ((UInt32)1 << 31))
-    return SZ_ERROR_UNSUPPORTED;
-  size = (size_t)indexSize;
-  if (size != indexSize)
-    return SZ_ERROR_UNSUPPORTED;
-  buf = alloc->Alloc(alloc, size);
-  if (buf == 0)
-    return SZ_ERROR_MEM;
-  res = LookInStream_Read2(stream, buf, size, SZ_ERROR_UNSUPPORTED);
-  if (res == SZ_OK)
-    res = Xz_ReadIndex2(p, buf, size, alloc);
-  alloc->Free(alloc, buf);
-  return res;
-}
-
-static SRes SeekFromCur(ILookInStream *inStream, Int64 *res)
-{
-  return inStream->Seek(inStream, res, SZ_SEEK_CUR);
-}
-
-static SRes Xz_ReadBackward(CXzStream *p, ILookInStream *stream, Int64 *startOffset, ISzAlloc *alloc)
-{
-  UInt64 indexSize;
-  Byte buf[XZ_STREAM_FOOTER_SIZE];
-
-  if ((*startOffset & 3) != 0 || *startOffset < XZ_STREAM_FOOTER_SIZE)
-    return SZ_ERROR_NO_ARCHIVE;
-  *startOffset = -XZ_STREAM_FOOTER_SIZE;
-  RINOK(SeekFromCur(stream, startOffset));
-
-  RINOK(LookInStream_Read2(stream, buf, XZ_STREAM_FOOTER_SIZE, SZ_ERROR_NO_ARCHIVE));
-
-  if (memcmp(buf + 10, XZ_FOOTER_SIG, XZ_FOOTER_SIG_SIZE) != 0)
-  {
-    UInt32 total = 0;
-    *startOffset += XZ_STREAM_FOOTER_SIZE;
-    for (;;)
-    {
-      size_t i;
-      #define TEMP_BUF_SIZE (1 << 10)
-      Byte tempBuf[TEMP_BUF_SIZE];
-      if (*startOffset < XZ_STREAM_FOOTER_SIZE || total > (1 << 16))
-        return SZ_ERROR_NO_ARCHIVE;
-      i = (*startOffset > TEMP_BUF_SIZE) ? TEMP_BUF_SIZE : (size_t)*startOffset;
-      total += (UInt32)i;
-      *startOffset = -(Int64)i;
-      RINOK(SeekFromCur(stream, startOffset));
-      RINOK(LookInStream_Read2(stream, tempBuf, i, SZ_ERROR_NO_ARCHIVE));
-      for (; i != 0; i--)
-        if (tempBuf[i - 1] != 0)
-          break;
-      if (i != 0)
-      {
-        if ((i & 3) != 0)
-          return SZ_ERROR_NO_ARCHIVE;
-        *startOffset += i;
-        break;
-      }
-    }
-    if (*startOffset < XZ_STREAM_FOOTER_SIZE)
-      return SZ_ERROR_NO_ARCHIVE;
-    *startOffset -= XZ_STREAM_FOOTER_SIZE;
-    RINOK(stream->Seek(stream, startOffset, SZ_SEEK_SET));
-    RINOK(LookInStream_Read2(stream, buf, XZ_STREAM_FOOTER_SIZE, SZ_ERROR_NO_ARCHIVE));
-    if (memcmp(buf + 10, XZ_FOOTER_SIG, XZ_FOOTER_SIG_SIZE) != 0)
-      return SZ_ERROR_NO_ARCHIVE;
-  }
-
-  p->flags = (CXzStreamFlags)GetBe16(buf + 8);
-
-  if (!XzFlags_IsSupported(p->flags))
-    return SZ_ERROR_UNSUPPORTED;
-
-  if (GetUi32(buf) != CrcCalc(buf + 4, 6))
-    return SZ_ERROR_ARCHIVE;
-
-  indexSize = ((UInt64)GetUi32(buf + 4) + 1) << 2;
-
-  *startOffset = -(Int64)(indexSize + XZ_STREAM_FOOTER_SIZE);
-  RINOK(SeekFromCur(stream, startOffset));
-
-  RINOK(Xz_ReadIndex(p, stream, indexSize, alloc));
-
-  {
-    UInt64 totalSize = Xz_GetPackSize(p);
-    UInt64 sum = XZ_STREAM_HEADER_SIZE + totalSize + indexSize;
-    if (totalSize == XZ_SIZE_OVERFLOW ||
-      sum >= ((UInt64)1 << 63) ||
-      totalSize >= ((UInt64)1 << 63))
-      return SZ_ERROR_ARCHIVE;
-    *startOffset = -(Int64)sum;
-    RINOK(SeekFromCur(stream, startOffset));
-  }
-  {
-    CXzStreamFlags headerFlags;
-    CSecToRead secToRead;
-    SecToRead_CreateVTable(&secToRead);
-    secToRead.realStream = stream;
-
-    RINOK(Xz_ReadHeader(&headerFlags, &secToRead.s));
-    return (p->flags == headerFlags) ? SZ_OK : SZ_ERROR_ARCHIVE;
-  }
-}
-
-
-/* ---------- Xz Streams ---------- */
-
-void Xzs_Construct(CXzs *p)
-{
-  p->num = p->numAllocated = 0;
-  p->streams = 0;
-}
-
-void Xzs_Free(CXzs *p, ISzAlloc *alloc)
-{
-  size_t i;
-  for (i = 0; i < p->num; i++)
-    Xz_Free(&p->streams[i], alloc);
-  alloc->Free(alloc, p->streams);
-  p->num = p->numAllocated = 0;
-  p->streams = 0;
-}
-
-UInt64 Xzs_GetNumBlocks(const CXzs *p)
-{
-  UInt64 num = 0;
-  size_t i;
-  for (i = 0; i < p->num; i++)
-    num += p->streams[i].numBlocks;
-  return num;
-}
-
-UInt64 Xzs_GetUnpackSize(const CXzs *p)
-{
-  UInt64 size = 0;
-  size_t i;
-  for (i = 0; i < p->num; i++)
-    ADD_SIZE_CHECH(size, Xz_GetUnpackSize(&p->streams[i]));
-  return size;
-}
-
-/*
-UInt64 Xzs_GetPackSize(const CXzs *p)
-{
-  UInt64 size = 0;
-  size_t i;
-  for (i = 0; i < p->num; i++)
-    ADD_SIZE_CHECH(size, Xz_GetTotalSize(&p->streams[i]));
-  return size;
-}
-*/
-
-SRes Xzs_ReadBackward(CXzs *p, ILookInStream *stream, Int64 *startOffset, ICompressProgress *progress, ISzAlloc *alloc)
-{
-  Int64 endOffset = 0;
-  RINOK(stream->Seek(stream, &endOffset, SZ_SEEK_END));
-  *startOffset = endOffset;
-  for (;;)
-  {
-    CXzStream st;
-    SRes res;
-    Xz_Construct(&st);
-    res = Xz_ReadBackward(&st, stream, startOffset, alloc);
-    st.startOffset = *startOffset;
-    RINOK(res);
-    if (p->num == p->numAllocated)
-    {
-      size_t newNum = p->num + p->num / 4 + 1;
-      Byte *data = (Byte *)alloc->Alloc(alloc, newNum * sizeof(CXzStream));
-      if (data == 0)
-        return SZ_ERROR_MEM;
-      p->numAllocated = newNum;
-      if (p->num != 0)
-        memcpy(data, p->streams, p->num * sizeof(CXzStream));
-      alloc->Free(alloc, p->streams);
-      p->streams = (CXzStream *)data;
-    }
-    p->streams[p->num++] = st;
-    if (*startOffset == 0)
-      break;
-    RINOK(stream->Seek(stream, startOffset, SZ_SEEK_SET));
-    if (progress && progress->Progress(progress, endOffset - *startOffset, (UInt64)(Int64)-1) != SZ_OK)
-      return SZ_ERROR_PROGRESS;
-  }
-  return SZ_OK;
-}