whyred: Import gps from LA.UM.6.2.r2-03600-sdm660.0

gps/utils/loc_timer.h

@@ -0,0 +1,73 @@
+/* Copyright (c) 2013,2015 The Linux Foundation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ *       copyright notice, this list of conditions and the following
+ *       disclaimer in the documentation and/or other materials provided
+ *       with the distribution.
+ *     * Neither the name of The Linux Foundation, nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#ifndef __LOC_DELAY_H__
+#define __LOC_DELAY_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+#include <stddef.h>
+#include <platform_lib_includes.h>
+/*
+    user_data: client context pointer, passthrough. Originally received
+               from calling client when loc_timer_start() is called.
+    result:    0 if timer successfully timed out; else timer failed.
+*/
+typedef void (*loc_timer_callback)(void *user_data, int32_t result);
+
+
+/*
+    delay_msec:         timeout value for the timer.
+    cb_func:            callback function pointer, implemented by client.
+                        Can not be NULL.
+    user_data:          client context pointer, passthrough.  Will be
+                        returned when loc_timer_callback() is called.
+    wakeOnExpire:       true if to wake up CPU (if sleeping) upon timer
+                                expiration and notify the client.
+                        false if to wait until next time CPU wakes up (if
+                                 sleeping) and then notify the client.
+    Returns the handle, which can be used to stop the timer
+                        NULL, if timer start fails (e.g. if cb_func is NULL).
+*/
+void* loc_timer_start(uint64_t delay_msec,
+                      loc_timer_callback cb_func,
+                      void *user_data,
+                      bool wake_on_expire=false);
+
+/*
+    handle becomes invalid upon the return of the callback
+*/
+void loc_timer_stop(void*& handle);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif //__LOC_DELAY_H__