1 files changed, 87 insertions, 0 deletions
diff --git a/src/VBox/Runtime/r3/generic/RTLocaleQueryUserCountryCode-r3-generic.cpp b/src/VBox/Runtime/r3/generic/RTLocaleQueryUserCountryCode-r3-generic.cpp
new file mode 100644
index 00000000..64d675e2
--- /dev/null
+++ b/src/VBox/Runtime/r3/generic/RTLocaleQueryUserCountryCode-r3-generic.cpp
@@ -0,0 +1,87 @@
+/* $Id: RTLocaleQueryUserCountryCode-r3-generic.cpp $ */
+/** @file
+ * IPRT - RTLocaleQueryLocaleName, ring-3 generic.
+ */
+
+/*
+ * Copyright (C) 2017-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+
+/*********************************************************************************************************************************
+*   Header Files                                                                                                                 *
+*********************************************************************************************************************************/
+#include <locale.h>
+
+#include <iprt/locale.h>
+#include "internal/iprt.h"
+
+#include <iprt/ctype.h>
+#include <iprt/errcore.h>
+#include <iprt/string.h>
+
+
+
+RTDECL(int) RTLocaleQueryUserCountryCode(char pszCountryCode[3])
+{
+    static const int s_aiLocales[] =
+    {
+        LC_ALL,
+        LC_CTYPE,
+        LC_COLLATE,
+        LC_MONETARY,
+        LC_NUMERIC,
+        LC_TIME
+    };
+
+    for (unsigned i = 0; i < RT_ELEMENTS(s_aiLocales); i++)
+    {
+        const char *pszLocale = setlocale(s_aiLocales[i], NULL);
+        if (   pszLocale
+            && strlen(pszLocale) >= 5
+            && RT_C_IS_ALPHA(pszLocale[0])
+            && RT_C_IS_ALPHA(pszLocale[1])
+            && pszLocale[2] == '_'
+            && RT_C_IS_ALPHA(pszLocale[3])
+            && RT_C_IS_ALPHA(pszLocale[4]))
+        {
+            pszCountryCode[0] = RT_C_TO_UPPER(pszLocale[3]);
+            pszCountryCode[1] = RT_C_TO_UPPER(pszLocale[4]);
+            pszCountryCode[2] = '\0';
+            return VINF_SUCCESS;
+        }
+    }
+
+    pszCountryCode[0] = 'Z';
+    pszCountryCode[1] = 'Z';
+    pszCountryCode[2] = '\0';
+    return VERR_NOT_AVAILABLE;
+}
+