From 3d7c48a6e5c5c532cdd66b3ba5a8c5911bcf2383 Mon Sep 17 00:00:00 2001
From: ZoRo <dos21h@gmail.com>
Date: Sat, 19 Feb 2022 12:47:26 +0000
Subject: Initial

---
 src/os/threads_posix.h | 98 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 src/os/threads_posix.h

(limited to 'src/os/threads_posix.h')

diff --git a/src/os/threads_posix.h b/src/os/threads_posix.h
new file mode 100644
index 0000000..9322834
--- /dev/null
+++ b/src/os/threads_posix.h
@@ -0,0 +1,98 @@
+/*
+ * libusb synchronization using POSIX Threads
+ *
+ * Copyright © 2010 Peter Stuge <peter@stuge.se>
+ *
+ * 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
+ */
+
+#ifndef LIBUSB_THREADS_POSIX_H
+#define LIBUSB_THREADS_POSIX_H
+
+#include <pthread.h>
+
+#define PTHREAD_CHECK(expression)	ASSERT_EQ(expression, 0)
+
+#define USBI_MUTEX_INITIALIZER	PTHREAD_MUTEX_INITIALIZER
+typedef pthread_mutex_t usbi_mutex_static_t;
+static inline void usbi_mutex_static_lock(usbi_mutex_static_t *mutex)
+{
+	PTHREAD_CHECK(pthread_mutex_lock(mutex));
+}
+static inline void usbi_mutex_static_unlock(usbi_mutex_static_t *mutex)
+{
+	PTHREAD_CHECK(pthread_mutex_unlock(mutex));
+}
+
+typedef pthread_mutex_t usbi_mutex_t;
+static inline void usbi_mutex_init(usbi_mutex_t *mutex)
+{
+	PTHREAD_CHECK(pthread_mutex_init(mutex, NULL));
+}
+static inline void usbi_mutex_lock(usbi_mutex_t *mutex)
+{
+	PTHREAD_CHECK(pthread_mutex_lock(mutex));
+}
+static inline void usbi_mutex_unlock(usbi_mutex_t *mutex)
+{
+	PTHREAD_CHECK(pthread_mutex_unlock(mutex));
+}
+static inline int usbi_mutex_trylock(usbi_mutex_t *mutex)
+{
+	return pthread_mutex_trylock(mutex) == 0;
+}
+static inline void usbi_mutex_destroy(usbi_mutex_t *mutex)
+{
+	PTHREAD_CHECK(pthread_mutex_destroy(mutex));
+}
+
+typedef pthread_cond_t usbi_cond_t;
+void usbi_cond_init(pthread_cond_t *cond);
+static inline void usbi_cond_wait(usbi_cond_t *cond, usbi_mutex_t *mutex)
+{
+	PTHREAD_CHECK(pthread_cond_wait(cond, mutex));
+}
+int usbi_cond_timedwait(usbi_cond_t *cond,
+	usbi_mutex_t *mutex, const struct timeval *tv);
+static inline void usbi_cond_broadcast(usbi_cond_t *cond)
+{
+	PTHREAD_CHECK(pthread_cond_broadcast(cond));
+}
+static inline void usbi_cond_destroy(usbi_cond_t *cond)
+{
+	PTHREAD_CHECK(pthread_cond_destroy(cond));
+}
+
+typedef pthread_key_t usbi_tls_key_t;
+static inline void usbi_tls_key_create(usbi_tls_key_t *key)
+{
+	PTHREAD_CHECK(pthread_key_create(key, NULL));
+}
+static inline void *usbi_tls_key_get(usbi_tls_key_t key)
+{
+	return pthread_getspecific(key);
+}
+static inline void usbi_tls_key_set(usbi_tls_key_t key, void *ptr)
+{
+	PTHREAD_CHECK(pthread_setspecific(key, ptr));
+}
+static inline void usbi_tls_key_delete(usbi_tls_key_t key)
+{
+	PTHREAD_CHECK(pthread_key_delete(key));
+}
+
+unsigned int usbi_get_tid(void);
+
+#endif /* LIBUSB_THREADS_POSIX_H */
-- 
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