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Diffstat (limited to '3rdparty/lzma/CPP/Common/MyWindows.cpp')
-rw-r--r--3rdparty/lzma/CPP/Common/MyWindows.cpp112
1 files changed, 112 insertions, 0 deletions
diff --git a/3rdparty/lzma/CPP/Common/MyWindows.cpp b/3rdparty/lzma/CPP/Common/MyWindows.cpp
new file mode 100644
index 00000000000..f940fc8aee2
--- /dev/null
+++ b/3rdparty/lzma/CPP/Common/MyWindows.cpp
@@ -0,0 +1,112 @@
+// MyWindows.cpp
+
+#include "StdAfx.h"
+
+#ifndef _WIN32
+
+#include "MyWindows.h"
+#include "Types.h"
+#include <malloc.h>
+
+static inline void *AllocateForBSTR(size_t cb) { return ::malloc(cb); }
+static inline void FreeForBSTR(void *pv) { ::free(pv);}
+
+static UINT MyStringLen(const wchar_t *s)
+{
+ UINT i;
+ for (i = 0; s[i] != '\0'; i++);
+ return i;
+}
+
+BSTR SysAllocStringByteLen(LPCSTR psz, UINT len)
+{
+ int realLen = len + sizeof(UINT) + sizeof(OLECHAR) + sizeof(OLECHAR);
+ void *p = AllocateForBSTR(realLen);
+ if (p == 0)
+ return 0;
+ *(UINT *)p = len;
+ BSTR bstr = (BSTR)((UINT *)p + 1);
+ if (psz)
+ {
+ memmove(bstr, psz, len);
+ Byte *pb = ((Byte *)bstr) + len;
+ for (unsigned i = 0; i < sizeof(OLECHAR) * 2; i++)
+ pb[i] = 0;
+ }
+ return bstr;
+}
+
+BSTR SysAllocString(const OLECHAR *sz)
+{
+ if (sz == 0)
+ return 0;
+ UINT strLen = MyStringLen(sz);
+ UINT len = (strLen + 1) * sizeof(OLECHAR);
+ void *p = AllocateForBSTR(len + sizeof(UINT));
+ if (p == 0)
+ return 0;
+ *(UINT *)p = strLen;
+ BSTR bstr = (BSTR)((UINT *)p + 1);
+ memmove(bstr, sz, len);
+ return bstr;
+}
+
+void SysFreeString(BSTR bstr)
+{
+ if (bstr != 0)
+ FreeForBSTR((UINT *)bstr - 1);
+}
+
+UINT SysStringByteLen(BSTR bstr)
+{
+ if (bstr == 0)
+ return 0;
+ return *((UINT *)bstr - 1);
+}
+
+UINT SysStringLen(BSTR bstr)
+{
+ return SysStringByteLen(bstr) / sizeof(OLECHAR);
+}
+
+HRESULT VariantClear(VARIANTARG *prop)
+{
+ if (prop->vt == VT_BSTR)
+ SysFreeString(prop->bstrVal);
+ prop->vt = VT_EMPTY;
+ return S_OK;
+}
+
+HRESULT VariantCopy(VARIANTARG *dest, VARIANTARG *src)
+{
+ HRESULT res = ::VariantClear(dest);
+ if (res != S_OK)
+ return res;
+ if (src->vt == VT_BSTR)
+ {
+ dest->bstrVal = SysAllocStringByteLen((LPCSTR)src->bstrVal,
+ SysStringByteLen(src->bstrVal));
+ if (dest->bstrVal == 0)
+ return E_OUTOFMEMORY;
+ dest->vt = VT_BSTR;
+ }
+ else
+ *dest = *src;
+ return S_OK;
+}
+
+LONG CompareFileTime(const FILETIME* ft1, const FILETIME* ft2)
+{
+ if (ft1->dwHighDateTime < ft2->dwHighDateTime) return -1;
+ if (ft1->dwHighDateTime > ft2->dwHighDateTime) return 1;
+ if (ft1->dwLowDateTime < ft2->dwLowDateTime) return -1;
+ if (ft1->dwLowDateTime > ft2->dwLowDateTime) return 1;
+ return 0;
+}
+
+DWORD GetLastError()
+{
+ return 0;
+}
+
+#endif