Moved Android specific logger to separate plugin.

This is mainly because the other parts of the existing android plugin
can not be built in the NDK (access to keystore and system properties are
not part of the stable NDK libraries).

1 files changed, 108 insertions, 0 deletions

diff --git a/src/libcharon/plugins/android_log/android_log_logger.c b/src/libcharon/plugins/android_log/android_log_logger.c
new file mode 100644
index 000000000..48bcaa577
--- /dev/null
+++ b/src/libcharon/plugins/android_log/android_log_logger.c
@@ -0,0 +1,108 @@
+/*
+ * Copyright (C) 2010-2012 Tobias Brunner
+ * Hochschule fuer Technik Rapperswil
+ *
+ * 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.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+#include <string.h>
+#include <android/log.h>
+
+#include "android_log_logger.h"
+
+#include <library.h>
+#include <daemon.h>
+#include <threading/mutex.h>
+
+typedef struct private_android_log_logger_t private_android_log_logger_t;
+
+/**
+ * Private data of an android_log_logger_t object
+ */
+struct private_android_log_logger_t {
+
+	/**
+	 * Public interface
+	 */
+	android_log_logger_t public;
+
+	/**
+	 * logging level
+	 */
+	int level;
+
+	/**
+	 * Mutex to ensure multi-line log messages are not torn apart
+	 */
+	mutex_t *mutex;
+};
+
+METHOD(logger_t, log_, void,
+	private_android_log_logger_t *this, debug_t group, level_t level,
+	int thread, ike_sa_t* ike_sa, const char *message)
+{
+	int prio = level > 1 ? ANDROID_LOG_DEBUG : ANDROID_LOG_INFO;
+	char sgroup[16];
+	const char *current = message, *next;
+	snprintf(sgroup, sizeof(sgroup), "%N", debug_names, group);
+	this->mutex->lock(this->mutex);
+	while (TRUE)
+	{	/* log each line separately */
+		next = strchr(current, '\n');
+		if (next == NULL)
+		{
+			__android_log_print(prio, "charon", "%.2d[%s] %s\n",
+								thread, sgroup, current);
+			break;
+		}
+		__android_log_print(prio, "charon", "%.2d[%s] %.*s\n",
+							thread, sgroup, (int)(next - current), current);
+		current = next + 1;
+	}
+	this->mutex->unlock(this->mutex);
+}
+
+METHOD(logger_t, get_level, level_t,
+	private_android_log_logger_t *this, debug_t group)
+{
+	return this->level;
+}
+
+METHOD(android_log_logger_t, destroy, void,
+	private_android_log_logger_t *this)
+{
+	this->mutex->destroy(this->mutex);
+	free(this);
+}
+
+/**
+ * Described in header.
+ */
+android_log_logger_t *android_log_logger_create()
+{
+	private_android_log_logger_t *this;
+
+	INIT(this,
+		.public = {
+			.logger = {
+				.log = _log_,
+				.get_level = _get_level,
+			},
+			.destroy = _destroy,
+		},
+		.mutex = mutex_create(MUTEX_TYPE_DEFAULT),
+		.level = lib->settings->get_int(lib->settings,
+							"%s.plugins.android_log.loglevel", 1, charon->name),
+	);
+
+	return &this->public;
+}
+