/**************************************************************************** **************************************************************************** *** *** This header was automatically generated from a Linux kernel header *** of the same name, to make information necessary for userspace to *** call into the kernel available to libc. It contains only constants, *** structures, and macros generated from the original header, and thus, *** contains no copyrightable information. *** *** To edit the content of this header, modify the corresponding *** source file (e.g. under external/kernel-headers/original/) then *** run bionic/libc/kernel/tools/update_all.py *** *** Any manual change here will be lost the next time this script will *** be run. You've been warned! *** **************************************************************************** ****************************************************************************/ #ifndef _UAPI_LINUX_BINDER_H #define _UAPI_LINUX_BINDER_H #include #include #define B_PACK_CHARS(c1,c2,c3,c4) ((((c1) << 24)) | (((c2) << 16)) | (((c3) << 8)) | (c4)) #define B_TYPE_LARGE 0x85 enum { BINDER_TYPE_BINDER = B_PACK_CHARS('s', 'b', '*', B_TYPE_LARGE), BINDER_TYPE_WEAK_BINDER = B_PACK_CHARS('w', 'b', '*', B_TYPE_LARGE), BINDER_TYPE_HANDLE = B_PACK_CHARS('s', 'h', '*', B_TYPE_LARGE), BINDER_TYPE_WEAK_HANDLE = B_PACK_CHARS('w', 'h', '*', B_TYPE_LARGE), BINDER_TYPE_FD = B_PACK_CHARS('f', 'd', '*', B_TYPE_LARGE), BINDER_TYPE_FDA = B_PACK_CHARS('f', 'd', 'a', B_TYPE_LARGE), BINDER_TYPE_PTR = B_PACK_CHARS('p', 't', '*', B_TYPE_LARGE), }; enum flat_binder_object_shifts { FLAT_BINDER_FLAG_SCHED_POLICY_SHIFT = 9, }; enum flat_binder_object_flags { FLAT_BINDER_FLAG_PRIORITY_MASK = 0xff, FLAT_BINDER_FLAG_ACCEPTS_FDS = 0x100, FLAT_BINDER_FLAG_SCHED_POLICY_MASK = 3U << FLAT_BINDER_FLAG_SCHED_POLICY_SHIFT, FLAT_BINDER_FLAG_INHERIT_RT = 0x800, FLAT_BINDER_FLAG_TXN_SECURITY_CTX = 0x1000, }; #ifdef BINDER_IPC_32BIT typedef __u32 binder_size_t; typedef __u32 binder_uintptr_t; #else typedef __u64 binder_size_t; typedef __u64 binder_uintptr_t; #endif struct binder_object_header { __u32 type; }; struct flat_binder_object { struct binder_object_header hdr; __u32 flags; union { binder_uintptr_t binder; __u32 handle; }; binder_uintptr_t cookie; }; struct binder_fd_object { struct binder_object_header hdr; __u32 pad_flags; union { binder_uintptr_t pad_binder; __u32 fd; }; binder_uintptr_t cookie; }; struct binder_buffer_object { struct binder_object_header hdr; __u32 flags; binder_uintptr_t buffer; binder_size_t length; binder_size_t parent; binder_size_t parent_offset; }; enum { BINDER_BUFFER_FLAG_HAS_PARENT = 0x01, }; struct binder_fd_array_object { struct binder_object_header hdr; __u32 pad; binder_size_t num_fds; binder_size_t parent; binder_size_t parent_offset; }; struct binder_write_read { binder_size_t write_size; binder_size_t write_consumed; binder_uintptr_t write_buffer; binder_size_t read_size; binder_size_t read_consumed; binder_uintptr_t read_buffer; }; struct binder_version { __s32 protocol_version; }; #ifdef BINDER_IPC_32BIT #define BINDER_CURRENT_PROTOCOL_VERSION 7 #else #define BINDER_CURRENT_PROTOCOL_VERSION 8 #endif struct binder_node_debug_info { binder_uintptr_t ptr; binder_uintptr_t cookie; __u32 has_strong_ref; __u32 has_weak_ref; }; struct binder_node_info_for_ref { __u32 handle; __u32 strong_count; __u32 weak_count; __u32 reserved1; __u32 reserved2; __u32 reserved3; }; struct binder_freeze_info { __u32 pid; __u32 enable; __u32 timeout_ms; }; struct binder_frozen_status_info { __u32 pid; __u32 sync_recv; __u32 async_recv; }; struct binder_extended_error { __u32 id; __u32 command; __s32 param; }; #define BINDER_WRITE_READ _IOWR('b', 1, struct binder_write_read) #define BINDER_SET_IDLE_TIMEOUT _IOW('b', 3, __s64) #define BINDER_SET_MAX_THREADS _IOW('b', 5, __u32) #define BINDER_SET_IDLE_PRIORITY _IOW('b', 6, __s32) #define BINDER_SET_CONTEXT_MGR _IOW('b', 7, __s32) #define BINDER_THREAD_EXIT _IOW('b', 8, __s32) #define BINDER_VERSION _IOWR('b', 9, struct binder_version) #define BINDER_GET_NODE_DEBUG_INFO _IOWR('b', 11, struct binder_node_debug_info) #define BINDER_GET_NODE_INFO_FOR_REF _IOWR('b', 12, struct binder_node_info_for_ref) #define BINDER_SET_CONTEXT_MGR_EXT _IOW('b', 13, struct flat_binder_object) #define BINDER_FREEZE _IOW('b', 14, struct binder_freeze_info) #define BINDER_GET_FROZEN_INFO _IOWR('b', 15, struct binder_frozen_status_info) #define BINDER_ENABLE_ONEWAY_SPAM_DETECTION _IOW('b', 16, __u32) #define BINDER_GET_EXTENDED_ERROR _IOWR('b', 17, struct binder_extended_error) enum transaction_flags { TF_ONE_WAY = 0x01, TF_ROOT_OBJECT = 0x04, TF_STATUS_CODE = 0x08, TF_ACCEPT_FDS = 0x10, TF_CLEAR_BUF = 0x20, TF_UPDATE_TXN = 0x40, }; struct binder_transaction_data { union { __u32 handle; binder_uintptr_t ptr; } target; binder_uintptr_t cookie; __u32 code; __u32 flags; __kernel_pid_t sender_pid; __kernel_uid32_t sender_euid; binder_size_t data_size; binder_size_t offsets_size; union { struct { binder_uintptr_t buffer; binder_uintptr_t offsets; } ptr; __u8 buf[8]; } data; }; struct binder_transaction_data_secctx { struct binder_transaction_data transaction_data; binder_uintptr_t secctx; }; struct binder_transaction_data_sg { struct binder_transaction_data transaction_data; binder_size_t buffers_size; }; struct binder_ptr_cookie { binder_uintptr_t ptr; binder_uintptr_t cookie; }; struct binder_handle_cookie { __u32 handle; binder_uintptr_t cookie; } __attribute__((__packed__)); struct binder_pri_desc { __s32 priority; __u32 desc; }; struct binder_pri_ptr_cookie { __s32 priority; binder_uintptr_t ptr; binder_uintptr_t cookie; }; enum binder_driver_return_protocol { BR_ERROR = _IOR('r', 0, __s32), BR_OK = _IO('r', 1), BR_TRANSACTION_SEC_CTX = _IOR('r', 2, struct binder_transaction_data_secctx), BR_TRANSACTION = _IOR('r', 2, struct binder_transaction_data), BR_REPLY = _IOR('r', 3, struct binder_transaction_data), BR_ACQUIRE_RESULT = _IOR('r', 4, __s32), BR_DEAD_REPLY = _IO('r', 5), BR_TRANSACTION_COMPLETE = _IO('r', 6), BR_INCREFS = _IOR('r', 7, struct binder_ptr_cookie), BR_ACQUIRE = _IOR('r', 8, struct binder_ptr_cookie), BR_RELEASE = _IOR('r', 9, struct binder_ptr_cookie), BR_DECREFS = _IOR('r', 10, struct binder_ptr_cookie), BR_ATTEMPT_ACQUIRE = _IOR('r', 11, struct binder_pri_ptr_cookie), BR_NOOP = _IO('r', 12), BR_SPAWN_LOOPER = _IO('r', 13), BR_FINISHED = _IO('r', 14), BR_DEAD_BINDER = _IOR('r', 15, binder_uintptr_t), BR_CLEAR_DEATH_NOTIFICATION_DONE = _IOR('r', 16, binder_uintptr_t), BR_FAILED_REPLY = _IO('r', 17), BR_FROZEN_REPLY = _IO('r', 18), BR_ONEWAY_SPAM_SUSPECT = _IO('r', 19), }; enum binder_driver_command_protocol { BC_TRANSACTION = _IOW('c', 0, struct binder_transaction_data), BC_REPLY = _IOW('c', 1, struct binder_transaction_data), BC_ACQUIRE_RESULT = _IOW('c', 2, __s32), BC_FREE_BUFFER = _IOW('c', 3, binder_uintptr_t), BC_INCREFS = _IOW('c', 4, __u32), BC_ACQUIRE = _IOW('c', 5, __u32), BC_RELEASE = _IOW('c', 6, __u32), BC_DECREFS = _IOW('c', 7, __u32), BC_INCREFS_DONE = _IOW('c', 8, struct binder_ptr_cookie), BC_ACQUIRE_DONE = _IOW('c', 9, struct binder_ptr_cookie), BC_ATTEMPT_ACQUIRE = _IOW('c', 10, struct binder_pri_desc), BC_REGISTER_LOOPER = _IO('c', 11), BC_ENTER_LOOPER = _IO('c', 12), BC_EXIT_LOOPER = _IO('c', 13), BC_REQUEST_DEATH_NOTIFICATION = _IOW('c', 14, struct binder_handle_cookie), BC_CLEAR_DEATH_NOTIFICATION = _IOW('c', 15, struct binder_handle_cookie), BC_DEAD_BINDER_DONE = _IOW('c', 16, binder_uintptr_t), BC_TRANSACTION_SG = _IOW('c', 17, struct binder_transaction_data_sg), BC_REPLY_SG = _IOW('c', 18, struct binder_transaction_data_sg), }; #endif