input/file,mms: convert to C++

1 files changed, 148 insertions, 0 deletions

diff --git a/src/input/MmsInputPlugin.cxx b/src/input/MmsInputPlugin.cxx
new file mode 100644
index 00000000..45cdd072
--- /dev/null
+++ b/src/input/MmsInputPlugin.cxx
@@ -0,0 +1,148 @@
+/*
+ * Copyright (C) 2003-2011 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 "MmsInputPlugin.hxx"
+#include "input_internal.h"
+#include "input_plugin.h"
+
+#include <glib.h>
+#include <libmms/mmsx.h>
+
+#include <string.h>
+#include <errno.h>
+
+#undef G_LOG_DOMAIN
+#define G_LOG_DOMAIN "input_mms"
+
+struct MmsInputStream {
+	struct input_stream base;
+
+	mmsx_t *mms;
+
+	bool eof;
+
+	MmsInputStream(const char *uri,
+		       GMutex *mutex, GCond *cond,
+		       mmsx_t *_mms)
+		:mms(_mms), eof(false) {
+		input_stream_init(&base, &input_plugin_mms, uri, mutex, cond);
+
+		/* XX is this correct?  at least this selects the ffmpeg
+		   decoder, which seems to work fine*/
+		base.mime = g_strdup("audio/x-ms-wma");
+
+		base.ready = true;
+	}
+
+	~MmsInputStream() {
+		mmsx_close(mms);
+		input_stream_deinit(&base);
+	}
+};
+
+static inline GQuark
+mms_quark(void)
+{
+	return g_quark_from_static_string("mms");
+}
+
+static struct input_stream *
+input_mms_open(const char *url,
+	       GMutex *mutex, GCond *cond,
+	       GError **error_r)
+{
+	if (!g_str_has_prefix(url, "mms://") &&
+	    !g_str_has_prefix(url, "mmsh://") &&
+	    !g_str_has_prefix(url, "mmst://") &&
+	    !g_str_has_prefix(url, "mmsu://"))
+		return nullptr;
+
+	const auto mms = mmsx_connect(nullptr, nullptr, url, 128 * 1024);
+	if (mms == nullptr) {
+		g_set_error(error_r, mms_quark(), 0, "mmsx_connect() failed");
+		return nullptr;
+	}
+
+	auto m = new MmsInputStream(url, mutex, cond, mms);
+	return &m->base;
+}
+
+static size_t
+input_mms_read(struct input_stream *is, void *ptr, size_t size,
+	       GError **error_r)
+{
+	MmsInputStream *m = (MmsInputStream *)is;
+	int ret;
+
+	ret = mmsx_read(nullptr, m->mms, (char *)ptr, size);
+	if (ret <= 0) {
+		if (ret < 0) {
+			g_set_error(error_r, mms_quark(), errno,
+				    "mmsx_read() failed: %s",
+				    g_strerror(errno));
+		}
+
+		m->eof = true;
+		return false;
+	}
+
+	is->offset += ret;
+
+	return (size_t)ret;
+}
+
+static void
+input_mms_close(struct input_stream *is)
+{
+	MmsInputStream *m = (MmsInputStream *)is;
+
+	delete m;
+}
+
+static bool
+input_mms_eof(struct input_stream *is)
+{
+	MmsInputStream *m = (MmsInputStream *)is;
+
+	return m->eof;
+}
+
+static bool
+input_mms_seek(G_GNUC_UNUSED struct input_stream *is,
+	       G_GNUC_UNUSED goffset offset, G_GNUC_UNUSED int whence,
+	       G_GNUC_UNUSED GError **error_r)
+{
+	return false;
+}
+
+const struct input_plugin input_plugin_mms = {
+	"mms",
+	nullptr,
+	nullptr,
+	input_mms_open,
+	input_mms_close,
+	nullptr,
+	nullptr,
+	nullptr,
+	nullptr,
+	input_mms_read,
+	input_mms_eof,
+	input_mms_seek,
+};