From 87c88fcb27692a21060b9824d3d14b9fa2d22e60 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Sat, 29 Nov 2014 23:59:37 +0100
Subject: fs/Charset: move code to wrapper class IcuConverter

Prepare for a ICU-based backend without GLib.
---
 src/lib/icu/Converter.hxx | 72 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 src/lib/icu/Converter.hxx

(limited to 'src/lib/icu/Converter.hxx')

diff --git a/src/lib/icu/Converter.hxx b/src/lib/icu/Converter.hxx
new file mode 100644
index 000000000..f20dc6f7c
--- /dev/null
+++ b/src/lib/icu/Converter.hxx
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef MPD_ICU_CONVERTER_HXX
+#define MPD_ICU_CONVERTER_HXX
+
+#include "check.h"
+#include "Compiler.h"
+
+#ifdef HAVE_GLIB
+#include <glib.h>
+#define HAVE_ICU_CONVERTER
+#endif
+
+#ifdef HAVE_ICU_CONVERTER
+
+#include <string>
+
+class Error;
+
+/**
+ * This class can convert strings with a certain character set to and
+ * from UTF-8.
+ */
+class IcuConverter {
+	const GIConv to_utf8, from_utf8;
+
+	IcuConverter(GIConv _to, GIConv _from)
+		:to_utf8(_to), from_utf8(_from) {}
+
+public:
+	~IcuConverter() {
+		g_iconv_close(to_utf8);
+		g_iconv_close(from_utf8);
+	}
+
+	static IcuConverter *Create(const char *charset, Error &error);
+
+	/**
+	 * Convert the string to UTF-8.
+	 * Returns empty string on error.
+	 */
+	gcc_pure gcc_nonnull_all
+	std::string ToUTF8(const char *s) const;
+
+	/**
+	 * Convert the string from UTF-8.
+	 * Returns empty string on error.
+	 */
+	gcc_pure gcc_nonnull_all
+	std::string FromUTF8(const char *s) const;
+};
+
+#endif
+
+#endif
-- 
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