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authorMax Kellermann <max@duempel.org>2014-11-29 23:59:37 +0100
committerMax Kellermann <max@duempel.org>2014-11-30 00:31:13 +0100
commit87c88fcb27692a21060b9824d3d14b9fa2d22e60 (patch)
tree48ea0a5f49e07fd48c3144a506d522ab8fa17dc9 /src/lib/icu/Converter.hxx
parent4f80a129f13daae72e0463923250534e0d437026 (diff)
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fs/Charset: move code to wrapper class IcuConverter
Prepare for a ICU-based backend without GLib.
Diffstat (limited to 'src/lib/icu/Converter.hxx')
-rw-r--r--src/lib/icu/Converter.hxx72
1 files changed, 72 insertions, 0 deletions
diff --git a/src/lib/icu/Converter.hxx b/src/lib/icu/Converter.hxx
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+++ b/src/lib/icu/Converter.hxx
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+/*
+ * 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