Update lzma_sdk to 9.20

Copied only C code required to open 7z archive files and
uncompress LZMA compression.
Updated chrome/installer/util/lzma_util.cc to follow API
changes.

BUG=None
TEST=installer_util_unittests --gtest_filter='LzmaUtilTest.*'

Review URL: http://codereview.chromium.org/10114005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@132887 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 76 insertions, 0 deletions

diff --git a/third_party/lzma_sdk/7zAlloc.c b/third_party/lzma_sdk/7zAlloc.c
new file mode 100644
index 0000000..964b28d
--- /dev/null
+++ b/third_party/lzma_sdk/7zAlloc.c
@@ -0,0 +1,76 @@
+/* 7zAlloc.c -- Allocation functions
+2010-10-29 : Igor Pavlov : Public domain */
+
+#include "7zAlloc.h"
+
+/* #define _SZ_ALLOC_DEBUG */
+/* use _SZ_ALLOC_DEBUG to debug alloc/free operations */
+
+#ifdef _SZ_ALLOC_DEBUG
+
+#ifdef _WIN32
+#include <windows.h>
+#endif
+
+#include <stdio.h>
+int g_allocCount = 0;
+int g_allocCountTemp = 0;
+
+#endif
+
+void *SzAlloc(void *p, size_t size)
+{
+  p = p;
+  if (size == 0)
+    return 0;
+  #ifdef _SZ_ALLOC_DEBUG
+  fprintf(stderr, "\nAlloc %10d bytes; count = %10d", size, g_allocCount);
+  g_allocCount++;
+  #endif
+  return malloc(size);
+}
+
+void SzFree(void *p, void *address)
+{
+  p = p;
+  #ifdef _SZ_ALLOC_DEBUG
+  if (address != 0)
+  {
+    g_allocCount--;
+    fprintf(stderr, "\nFree; count = %10d", g_allocCount);
+  }
+  #endif
+  free(address);
+}
+
+void *SzAllocTemp(void *p, size_t size)
+{
+  p = p;
+  if (size == 0)
+    return 0;
+  #ifdef _SZ_ALLOC_DEBUG
+  fprintf(stderr, "\nAlloc_temp %10d bytes;  count = %10d", size, g_allocCountTemp);
+  g_allocCountTemp++;
+  #ifdef _WIN32
+  return HeapAlloc(GetProcessHeap(), 0, size);
+  #endif
+  #endif
+  return malloc(size);
+}
+
+void SzFreeTemp(void *p, void *address)
+{
+  p = p;
+  #ifdef _SZ_ALLOC_DEBUG
+  if (address != 0)
+  {
+    g_allocCountTemp--;
+    fprintf(stderr, "\nFree_temp; count = %10d", g_allocCountTemp);
+  }
+  #ifdef _WIN32
+  HeapFree(GetProcessHeap(), 0, address);
+  return;
+  #endif
+  #endif
+  free(address);
+}