1 files changed, 88 insertions, 0 deletions
diff --git a/src/win32/utf-conv.c b/src/win32/utf-conv.c
new file mode 100644
index 000000000..b41c78f92
--- /dev/null
+++ b/src/win32/utf-conv.c
@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) 2009-2011 the libgit2 contributors
+ *
+ * This file is part of libgit2, distributed under the GNU GPL v2 with
+ * a Linking Exception. For full terms see the included COPYING file.
+ */
+
+#include "common.h"
+#include "utf-conv.h"
+
+/*
+ * Default codepage value
+ */
+static int _active_codepage = CP_UTF8;
+
+void gitwin_set_codepage(unsigned int codepage)
+{
+	_active_codepage = codepage;
+}
+
+unsigned int gitwin_get_codepage(void)
+{
+	return _active_codepage;
+}
+
+void gitwin_set_utf8(void)
+{
+	_active_codepage = CP_UTF8;
+}
+
+wchar_t* gitwin_to_utf16(const char* str)
+{
+	wchar_t* ret;
+	int cb;
+
+	if (!str) {
+		return NULL;
+	}
+
+	cb = strlen(str) * sizeof(wchar_t);
+	if (cb == 0) {
+		ret = (wchar_t*)git__malloc(sizeof(wchar_t));
+		ret[0] = 0;
+		return ret;
+	}
+
+	/* Add space for null terminator */
+	cb += sizeof(wchar_t);
+
+	ret = (wchar_t*)git__malloc(cb);
+
+	if (MultiByteToWideChar(_active_codepage, 0, str, -1, ret, cb) == 0) {
+		git__free(ret);
+		ret = NULL;
+	}
+
+	return ret;
+}
+
+char* gitwin_from_utf16(const wchar_t* str)
+{
+	char* ret;
+	int cb;
+
+	if (!str) {
+		return NULL;
+	}
+
+	cb = wcslen(str) * sizeof(char);
+	if (cb == 0) {
+		ret = (char*)git__malloc(sizeof(char));
+		ret[0] = 0;
+		return ret;
+	}
+
+	/* Add space for null terminator */
+	cb += sizeof(char);
+
+	ret = (char*)git__malloc(cb);
+
+	if (WideCharToMultiByte(_active_codepage, 0, str, -1, ret, cb, NULL, NULL) == 0) {
+		git__free(ret);
+		ret = NULL;
+	}
+
+	return ret;
+
+}