/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _CHRE_API_H_
#define _CHRE_API_H_
#include <stdarg.h>
#include <stdint.h>
#include "util.h"
/* if va_list is passed by value it must fit in 32-bit register */
#if !defined(SYSCALL_PARAMS_PASSED_AS_PTRS) || !defined(SYSCALL_VARARGS_PARAMS_PASSED_AS_PTRS)
C_STATIC_ASSERT(va_list_size, sizeof(va_list) == sizeof(uint32_t));
#endif
/*
* many syscalls rely on the property that uintptr_t can hold uint32_t without data loss
* This is enforced by static assertion below.
*/
C_STATIC_ASSERT(uintptr_size, sizeof(uintptr_t) >= sizeof(uint32_t));
//EXTERNAL API
//level 1 indices in the CHRE table
#define SYSCALL_CHRE_MAIN 0
#define SYSCALL_CHRE_DRIVERS 1
#define SYSCALL_CHRE_LAST 2 // always last. holes are allowed, but not immediately before this
//level 2 indices in the CHRE.main table
#define SYSCALL_CHRE_MAIN_API 0
#define SYSCALL_CHRE_MAIN_EVENT 1
#define SYSCALL_CHRE_MAIN_LAST 2 // always last. holes are allowed, but not immediately before this
//level 3 indices in the CHRE.main.api table
#define SYSCALL_CHRE_MAIN_API_GET_APP_ID 0 // (void) -> uint64_t
#define SYSCALL_CHRE_MAIN_API_GET_INST_ID 1 // (void) -> uint32_t
#define SYSCALL_CHRE_MAIN_API_LOG_OLD 2 // (enum LogLevel, const char *, uintptr_t) -> void
#define SYSCALL_CHRE_MAIN_API_GET_TIME 3 // (void) -> uint64_t
#define SYSCALL_CHRE_MAIN_API_TIMER_SET 4 // (uint64_t, const void *, bool) -> uint32_t
#define SYSCALL_CHRE_MAIN_API_TIMER_CANCEL 5 // (uint32_t) -> bool
#define SYSCALL_CHRE_MAIN_API_ABORT 6 // (uint32_t) -> void
#define SYSCALL_CHRE_MAIN_API_HEAP_ALLOC 7 // (uint32_t) -> void *
#define SYSCALL_CHRE_MAIN_API_HEAP_FREE 8 // (void *) -> void
#define SYSCALL_CHRE_MAIN_API_SEND_EVENT 9 // (uint32_t, void *, chreEventCompleteFunction*, uint32_t) -> bool
#define SYSCALL_CHRE_MAIN_API_SEND_MSG 10 // (void *, uint32_t, uint32_t, chreMessageFreeFunction *) -> bool
#define SYSCALL_CHRE_MAIN_API_SENSOR_FIND_DEFAULT 11 //
#define SYSCALL_CHRE_MAIN_API_SENSOR_GET_INFO_OLD 12 //
#define SYSCALL_CHRE_MAIN_API_SENSOR_GET_STATUS 13 //
#define SYSCALL_CHRE_MAIN_API_SENSOR_CONFIG 14 //
#define SYSCALL_CHRE_MAIN_API_GET_OS_API_VERSION 15 //
#define SYSCALL_CHRE_MAIN_API_GET_OS_VERSION 16 //
#define SYSCALL_CHRE_MAIN_API_GET_PLATFORM_ID 17 //
#define SYSCALL_CHRE_MAIN_API_LOG 18 // (enum LogLevel, const char *, uintptr_t) -> void
#define SYSCALL_CHRE_MAIN_API_SENSOR_GET_INFO 19 //
#define SYSCALL_CHRE_MAIN_API_GET_HOST_TIME_OFFSET 20 // (void) -> int64_t
#define SYSCALL_CHRE_MAIN_API_LAST 21 // always last. holes are allowed, but not immediately before this
//level 3 indices in the CHRE.main.event table
#define SYSCALL_CHRE_MAIN_EVENT_SEND_EVENT 0 // (uint32_t, void *, chreEventCompleteFunction*, uint32_t) -> bool
#define SYSCALL_CHRE_MAIN_EVENT_SEND_MSG 1 // (void *, size_t, uint32_t, uint16_t, chreMessageFreeFunction *) -> bool
#define SYSCALL_CHRE_MAIN_EVENT_INFO_BY_APP_ID 2 // (uint64_t, struct chreNanoappInfo *) -> bool
#define SYSCALL_CHRE_MAIN_EVENT_INFO_BY_INST_ID 3 // (uint32_t, struct chreNanoappInfo *) -> bool
#define SYSCALL_CHRE_MAIN_EVENT_CFG_INFO 4 // (bool) -> void
#define SYSCALL_CHRE_MAIN_EVENT_HOST_SLEEP 5 // (bool) -> void
#define SYSCALL_CHRE_MAIN_EVENT_IS_HOST_AWAKE 6 // (void) -> bool
#define SYSCALL_CHRE_MAIN_EVENT_LAST 7 // always last. holes are allowed, but not immediately before this
//level 2 indices in the CHRE.drivers table
#define SYSCALL_CHRE_DRV_GNSS 0
#define SYSCALL_CHRE_DRV_WIFI 1
#define SYSCALL_CHRE_DRV_WWAN 2
#define SYSCALL_CHRE_DRV_AUDIO 3
#define SYSCALL_CHRE_DRV_LAST 4 // always last. holes are allowed, but not immediately before this
//level 3 indices in the CHRE.drivers.gnss table
#define SYSCALL_CHRE_DRV_GNSS_GET_CAP 0 // (void) -> uint32_t
#define SYSCALL_CHRE_DRV_GNSS_LOC_START_ASYNC 1 // (uint32_t, uint32_t const void *) -> bool
#define SYSCALL_CHRE_DRV_GNSS_LOC_STOP_ASYNC 2 // (const void *) -> bool
#define SYSCALL_CHRE_DRV_GNSS_MEAS_START_ASYNC 3 // (uint32_t, const void *) -> bool
#define SYSCALL_CHRE_DRV_GNSS_MEAS_STOP_ASYNC 4 // (const void *) -> bool
#define SYSCALL_CHRE_DRV_GNSS_CONF_PASV_LOC_LIS 5 // (bool) -> bool
#define SYSCALL_CHRE_DRV_GNSS_LAST 6 // always last. holes are allowed, but not immediately before this
//level 3 indices in the CHRE.drivers.wifi table
#define SYSCALL_CHRE_DRV_WIFI_GET_CAP 0 // (void) -> uint32_t
#define SYSCALL_CHRE_DRV_WIFI_CONF_SCAN_MON_ASYNC 1 // (bool, const void *) -> bool
#define SYSCALL_CHRE_DRV_WIFI_REQ_SCAN_ASYNC 2 // (const struct chreWifiScanParams *, const void *) -> bool
#define SYSCALL_CHRE_DRV_WIFI_LAST 3 // always last. holes are allowed, but not immediately before this
//level 3 indices in the CHRE.drivers.wwan table
#define SYSCALL_CHRE_DRV_WWAN_GET_CAP 0 // (void) -> uint32_t
#define SYSCALL_CHRE_DRV_WWAN_GET_CELL_INFO_ASYNC 1 // (const void *) -> bool
#define SYSCALL_CHRE_DRV_WWAN_LAST 2 // always last. holes are allowed, but not immediately before this
//level 3 indicies in the CHRE.drivers.audio table
#define SYSCALL_CHRE_DRV_AUDIO_GET_SRC 0 // (uint32_t, struct chreAudioSource *) -> bool
#define SYSCALL_CHRE_DRV_AUDIO_CONF_SRC 1 // (uint32_t, bool, uint64_t, uint64_t) -> bool
#define SYSCALL_CHRE_DRV_AUDIO_GET_STATUS 2 // (uint32_t, struct chreAudioSourceStatus *) -> bool
#define SYSCALL_CHRE_DRV_AUDIO_LAST 3 // always last. holes are allowed, but not immediately before this
//called by os entry point to export the api
void osChreApiExport(void);
// release CHRE event and optionally call completion callback
void osChreFreeEvent(uint32_t tid, void (*free_info)(uint16_t, void *), uint32_t evtType, void * evtData);
#endif