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-rw-r--r--src/fs/Path.cxx131
1 files changed, 131 insertions, 0 deletions
diff --git a/src/fs/Path.cxx b/src/fs/Path.cxx
new file mode 100644
index 000000000..80b41cbaa
--- /dev/null
+++ b/src/fs/Path.cxx
@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) 2003-2013 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.
+ */
+
+#include "config.h"
+#include "fs/Path.hxx"
+#include "conf.h"
+#include "mpd_error.h"
+#include "gcc.h"
+
+#include <glib.h>
+
+#include <assert.h>
+#include <string.h>
+
+#ifdef G_OS_WIN32
+#include <windows.h> // for GetACP()
+#include <stdio.h> // for sprintf()
+#endif
+
+#undef G_LOG_DOMAIN
+#define G_LOG_DOMAIN "path"
+
+static char *fs_charset;
+
+char *
+fs_charset_to_utf8(const char *path_fs)
+{
+ return g_convert(path_fs, -1,
+ "utf-8", fs_charset,
+ NULL, NULL, NULL);
+}
+
+char *
+utf8_to_fs_charset(const char *path_utf8)
+{
+ gchar *p;
+
+ p = g_convert(path_utf8, -1,
+ fs_charset, "utf-8",
+ NULL, NULL, NULL);
+ if (p == NULL)
+ /* fall back to UTF-8 */
+ p = g_strdup(path_utf8);
+
+ return p;
+}
+
+gcc_pure
+static bool
+IsSupportedCharset(const char *charset)
+{
+ /* convert a space to check if the charset is valid */
+ char *test = g_convert(" ", 1, charset, "UTF-8", NULL, NULL, NULL);
+ if (test == NULL)
+ return false;
+
+ g_free(test);
+ return true;
+}
+
+static void
+path_set_fs_charset(const char *charset)
+{
+ assert(charset != NULL);
+
+ if (!IsSupportedCharset(charset))
+ MPD_ERROR("invalid filesystem charset: %s", charset);
+
+ g_free(fs_charset);
+ fs_charset = g_strdup(charset);
+
+ g_debug("path_set_fs_charset: fs charset is: %s", fs_charset);
+}
+
+const char *path_get_fs_charset(void)
+{
+ return fs_charset;
+}
+
+void path_global_init(void)
+{
+ const char *charset = NULL;
+
+ charset = config_get_string(CONF_FS_CHARSET, NULL);
+ if (charset == NULL) {
+#ifndef G_OS_WIN32
+ const gchar **encodings;
+ g_get_filename_charsets(&encodings);
+
+ if (encodings[0] != NULL && *encodings[0] != '\0')
+ charset = encodings[0];
+#else /* G_OS_WIN32 */
+ /* Glib claims that file system encoding is always utf-8
+ * on native Win32 (i.e. not Cygwin).
+ * However this is true only if <gstdio.h> helpers are used.
+ * MPD uses regular <stdio.h> functions.
+ * Those functions use encoding determined by GetACP(). */
+ static char win_charset[13];
+ sprintf(win_charset, "cp%u", GetACP());
+ charset = win_charset;
+#endif
+ }
+
+ if (charset) {
+ path_set_fs_charset(charset);
+ } else {
+ g_message("setting filesystem charset to ISO-8859-1");
+ path_set_fs_charset("ISO-8859-1");
+ }
+}
+
+void path_global_finish(void)
+{
+ g_free(fs_charset);
+}