From 8bfe1c0e7f59325092edf16c1e66f86a1a02feff Mon Sep 17 00:00:00 2001
From: Nikias Bassen
Date: Fri, 19 Apr 2013 19:02:32 +0200
Subject: libusbmuxd: use common thread and mutex code

---
 libusbmuxd/thread.c | 108 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 libusbmuxd/thread.c

(limited to 'libusbmuxd/thread.c')

diff --git a/libusbmuxd/thread.c b/libusbmuxd/thread.c
new file mode 100644
index 0000000..d25a4cf
--- /dev/null
+++ b/libusbmuxd/thread.c
@@ -0,0 +1,108 @@
+/*
+ * thread.c
+ *
+ * Copyright (c) 2012 Martin Szulecki All Rights Reserved.
+ * Copyright (c) 2012 Nikias Bassen All Rights Reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ * 
+ * This library 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
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA 
+ */
+
+#include "thread.h"
+
+int thread_create(thread_t *thread, thread_func_t thread_func, void* data)
+{
+#ifdef WIN32
+	HANDLE th = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)thread_func, data, 0, NULL);
+        if (th == NULL) {
+		return -1;
+        }
+	*thread = th;
+	return 0;
+#else
+	int res = pthread_create(thread, NULL, thread_func, data);
+	return res;
+#endif
+}
+
+void thread_join(thread_t thread)
+{
+	/* wait for thread to complete */
+#ifdef WIN32
+	WaitForSingleObject(thread, INFINITE);
+#else
+	pthread_join(thread, NULL);
+#endif
+}
+
+int thread_valid(thread_t thread)
+{
+#ifdef WIN32
+	if (!thread) {
+		return 0;
+	}
+	if (WaitForSingleObject(thread, 0) == WAIT_OBJECT_0) {
+		return 0;
+	} else {
+		return 1;
+	}
+#else
+	return (pthread_kill(thread, 0) == 0);
+#endif
+}
+
+void thread_cancel(thread_t thread)
+{
+#ifdef WIN32
+	// FIXME?
+#else
+	pthread_cancel(thread);
+#endif
+}
+
+void mutex_init(mutex_t* mutex)
+{
+#ifdef WIN32
+	InitializeCriticalSection(mutex);
+#else
+	pthread_mutex_init(mutex, NULL);
+#endif
+}
+
+void mutex_destroy(mutex_t* mutex)
+{
+#ifdef WIN32
+	DeleteCriticalSection(mutex);
+#else
+	pthread_mutex_destroy(mutex);
+#endif
+}
+
+void mutex_lock(mutex_t* mutex)
+{
+#ifdef WIN32
+	EnterCriticalSection(mutex);
+#else
+	pthread_mutex_lock(mutex);
+#endif
+}
+
+void mutex_unlock(mutex_t* mutex)
+{
+#ifdef WIN32
+	LeaveCriticalSection(mutex);
+#else
+	pthread_mutex_unlock(mutex);
+#endif
+}
-- 
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