1 files changed, 143 insertions, 0 deletions
diff --git a/3rdParty/Expat/src/loadlibrary.c b/3rdParty/Expat/src/loadlibrary.c
new file mode 100644
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+++ b/3rdParty/Expat/src/loadlibrary.c
@@ -0,0 +1,143 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 2016 - 2017, Steve Holme, <steve_holme@hotmail.com>.
+ * Copyright (C) 2017, Expat development team
+ *
+ * All rights reserved.
+ * Licensed under the MIT license:
+ *
+ * Permission to  use, copy,  modify, and distribute  this software  for any
+ * purpose with  or without fee is  hereby granted, provided that  the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+ * EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+ * MERCHANTABILITY, FITNESS FOR A  PARTICULAR PURPOSE AND NONINFRINGEMENT OF
+ * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+ * CONTRACT, TORT OR  OTHERWISE, ARISING FROM, OUT OF OR  IN CONNECTION WITH
+ * THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice,  the name of a copyright holder shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings  in this  Software without  prior written  authorization of  the
+ * copyright holder.
+ *
+ ***************************************************************************/
+
+#if defined(_WIN32)
+
+#include <windows.h>
+#include <tchar.h>
+
+
+HMODULE _Expat_LoadLibrary(LPCTSTR filename);
+
+
+#if !defined(LOAD_WITH_ALTERED_SEARCH_PATH)
+#define LOAD_WITH_ALTERED_SEARCH_PATH  0x00000008
+#endif
+
+#if !defined(LOAD_LIBRARY_SEARCH_SYSTEM32)
+#define LOAD_LIBRARY_SEARCH_SYSTEM32   0x00000800
+#endif
+
+/* We use our own typedef here since some headers might lack these */
+typedef HMODULE (APIENTRY *LOADLIBRARYEX_FN)(LPCTSTR, HANDLE, DWORD);
+
+/* See function definitions in winbase.h */
+#ifdef UNICODE
+#  ifdef _WIN32_WCE
+#    define LOADLIBARYEX  L"LoadLibraryExW"
+#  else
+#    define LOADLIBARYEX  "LoadLibraryExW"
+#  endif
+#else
+#  define LOADLIBARYEX    "LoadLibraryExA"
+#endif
+
+
+/*
+ * _Expat_LoadLibrary()
+ *
+ * This is used to dynamically load DLLs using the most secure method available
+ * for the version of Windows that we are running on.
+ *
+ * Parameters:
+ *
+ * filename  [in] - The filename or full path of the DLL to load. If only the
+ *                  filename is passed then the DLL will be loaded from the
+ *                  Windows system directory.
+ *
+ * Returns the handle of the module on success; otherwise NULL.
+ */
+HMODULE _Expat_LoadLibrary(LPCTSTR filename)
+{
+  HMODULE hModule = NULL;
+  LOADLIBRARYEX_FN pLoadLibraryEx = NULL;
+
+  /* Get a handle to kernel32 so we can access it's functions at runtime */
+  HMODULE hKernel32 = GetModuleHandle(TEXT("kernel32"));
+  if(!hKernel32)
+    return NULL;  /* LCOV_EXCL_LINE */
+
+  /* Attempt to find LoadLibraryEx() which is only available on Windows 2000
+     and above */
+  pLoadLibraryEx = (LOADLIBRARYEX_FN) GetProcAddress(hKernel32, LOADLIBARYEX);
+
+  /* Detect if there's already a path in the filename and load the library if
+     there is. Note: Both back slashes and forward slashes have been supported
+     since the earlier days of DOS at an API level although they are not
+     supported by command prompt */
+  if(_tcspbrk(filename, TEXT("\\/"))) {
+    /** !checksrc! disable BANNEDFUNC 1 **/
+    hModule = pLoadLibraryEx ?
+      pLoadLibraryEx(filename, NULL, LOAD_WITH_ALTERED_SEARCH_PATH) :
+      LoadLibrary(filename);
+  }
+  /* Detect if KB2533623 is installed, as LOAD_LIBARY_SEARCH_SYSTEM32 is only
+     supported on Windows Vista, Windows Server 2008, Windows 7 and Windows
+     Server 2008 R2 with this patch or natively on Windows 8 and above */
+  else if(pLoadLibraryEx && GetProcAddress(hKernel32, "AddDllDirectory")) {
+    /* Load the DLL from the Windows system directory */
+    hModule = pLoadLibraryEx(filename, NULL, LOAD_LIBRARY_SEARCH_SYSTEM32);
+  }
+  else {
+    /* Attempt to get the Windows system path */
+    UINT systemdirlen = GetSystemDirectory(NULL, 0);
+    if(systemdirlen) {
+      /* Allocate space for the full DLL path (Room for the null terminator
+         is included in systemdirlen) */
+      size_t filenamelen = _tcslen(filename);
+      TCHAR *path = malloc(sizeof(TCHAR) * (systemdirlen + 1 + filenamelen));
+      if(path && GetSystemDirectory(path, systemdirlen)) {
+        /* Calculate the full DLL path */
+        _tcscpy(path + _tcslen(path), TEXT("\\"));
+        _tcscpy(path + _tcslen(path), filename);
+
+        /* Load the DLL from the Windows system directory */
+        /** !checksrc! disable BANNEDFUNC 1 **/
+        hModule = pLoadLibraryEx ?
+          pLoadLibraryEx(path, NULL, LOAD_WITH_ALTERED_SEARCH_PATH) :
+          LoadLibrary(path);
+
+      }
+      free(path);
+    }
+  }
+
+  return hModule;
+}
+
+#else /* defined(_WIN32) */
+
+/* ISO C requires a translation unit to contain at least one declaration
+   [-Wempty-translation-unit] */
+typedef int _TRANSLATION_UNIT_LOAD_LIBRARY_C_NOT_EMTPY;
+
+#endif /* defined(_WIN32) */