import of enigma2

1 files changed, 60 insertions, 0 deletions

diff --git a/lib/base/elock.h b/lib/base/elock.h
new file mode 100644
index 00000000..6a47f8c9
--- /dev/null
+++ b/lib/base/elock.h
@@ -0,0 +1,60 @@
+#ifndef __elock_h
+#define __elock_h
+
+#include <pthread.h>
+
+class singleLock
+{
+	pthread_mutex_t &lock;
+public:
+	singleLock( pthread_mutex_t &m )
+		:lock(m)
+	{
+		pthread_mutex_lock(&lock);
+	}
+	~singleLock()
+	{
+		pthread_mutex_unlock(&lock);
+	}
+};
+
+class eLock
+{
+	pthread_mutex_t mutex;
+	pthread_cond_t cond;
+
+	int pid;
+	int counter, max;
+public:
+	void lock(int res=100);
+	void unlock(int res=100);
+
+	eLock(int max=100);
+	~eLock();
+};
+
+class eLocker
+{
+	eLock &lock;
+	int res;
+public:
+	eLocker(eLock &lock, int res=100);
+	~eLocker();
+};
+
+class eSemaphore
+{
+	int v;
+	pthread_mutex_t mutex;
+	pthread_cond_t cond;
+public:
+	eSemaphore();
+	~eSemaphore();
+	
+	int down();
+	int decrement();
+	int up();
+	int value();
+};
+
+#endif