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-rw-r--r--other-licenses/7zstub/src/Windows/DLL.cpp115
1 files changed, 115 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/Windows/DLL.cpp b/other-licenses/7zstub/src/Windows/DLL.cpp
new file mode 100644
index 000000000..b5aca7098
--- /dev/null
+++ b/other-licenses/7zstub/src/Windows/DLL.cpp
@@ -0,0 +1,115 @@
+// Windows/DLL.cpp
+
+#include "StdAfx.h"
+
+#include "DLL.h"
+#include "Defs.h"
+#ifndef _UNICODE
+#include "../Common/StringConvert.h"
+#endif
+
+#ifndef _UNICODE
+extern bool g_IsNT;
+#endif
+
+namespace NWindows {
+namespace NDLL {
+
+CLibrary::~CLibrary()
+{
+ Free();
+}
+
+bool CLibrary::Free()
+{
+ if (_module == 0)
+ return true;
+ // MessageBox(0, TEXT(""), TEXT("Free"), 0);
+ // Sleep(5000);
+ if (!::FreeLibrary(_module))
+ return false;
+ _module = 0;
+ return true;
+}
+
+bool CLibrary::LoadOperations(HMODULE newModule)
+{
+ if (newModule == NULL)
+ return false;
+ if(!Free())
+ return false;
+ _module = newModule;
+ return true;
+}
+
+bool CLibrary::LoadEx(LPCTSTR fileName, DWORD flags)
+{
+ // MessageBox(0, fileName, TEXT("LoadEx"), 0);
+ return LoadOperations(::LoadLibraryEx(fileName, NULL, flags));
+}
+
+bool CLibrary::Load(LPCTSTR fileName)
+{
+ // MessageBox(0, fileName, TEXT("Load"), 0);
+ // Sleep(5000);
+ // OutputDebugString(fileName);
+ // OutputDebugString(TEXT("\n"));
+ return LoadOperations(::LoadLibrary(fileName));
+}
+
+#ifndef _UNICODE
+static inline UINT GetCurrentCodePage() { return ::AreFileApisANSI() ? CP_ACP : CP_OEMCP; }
+CSysString GetSysPath(LPCWSTR sysPath)
+ { return UnicodeStringToMultiByte(sysPath, GetCurrentCodePage()); }
+
+bool CLibrary::LoadEx(LPCWSTR fileName, DWORD flags)
+{
+ if (g_IsNT)
+ return LoadOperations(::LoadLibraryExW(fileName, NULL, flags));
+ return LoadEx(GetSysPath(fileName), flags);
+}
+bool CLibrary::Load(LPCWSTR fileName)
+{
+ if (g_IsNT)
+ return LoadOperations(::LoadLibraryW(fileName));
+ return Load(GetSysPath(fileName));
+}
+#endif
+
+bool MyGetModuleFileName(HMODULE hModule, CSysString &result)
+{
+ result.Empty();
+ TCHAR fullPath[MAX_PATH + 2];
+ DWORD size = ::GetModuleFileName(hModule, fullPath, MAX_PATH + 1);
+ if (size <= MAX_PATH && size != 0)
+ {
+ result = fullPath;
+ return true;
+ }
+ return false;
+}
+
+#ifndef _UNICODE
+bool MyGetModuleFileName(HMODULE hModule, UString &result)
+{
+ result.Empty();
+ if (g_IsNT)
+ {
+ wchar_t fullPath[MAX_PATH + 2];
+ DWORD size = ::GetModuleFileNameW(hModule, fullPath, MAX_PATH + 1);
+ if (size <= MAX_PATH && size != 0)
+ {
+ result = fullPath;
+ return true;
+ }
+ return false;
+ }
+ CSysString resultSys;
+ if (!MyGetModuleFileName(hModule, resultSys))
+ return false;
+ result = MultiByteToUnicodeString(resultSys, GetCurrentCodePage());
+ return true;
+}
+#endif
+
+}}