| /* |
| * 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> |
| |
| /* 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 |
| #define SYSCALL_CHRE_MAIN 0 |
| #define SYSCALL_CHRE_LAST 1 |
| |
| #define SYSCALL_CHRE_MAIN_API 0 |
| #define SYSCALL_CHRE_MAIN_LAST 1 |
| |
| #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 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 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_LAST 18 // 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 |
