diff options
Diffstat (limited to 'include/uapi/linux/android/binder.h')
| -rw-r--r-- | include/uapi/linux/android/binder.h | 78 |
1 files changed, 77 insertions, 1 deletions
diff --git a/include/uapi/linux/android/binder.h b/include/uapi/linux/android/binder.h index bfaec6903b8b..36a53fdf3247 100644 --- a/include/uapi/linux/android/binder.h +++ b/include/uapi/linux/android/binder.h @@ -38,9 +38,64 @@ enum { BINDER_TYPE_PTR = B_PACK_CHARS('p', 't', '*', B_TYPE_LARGE), }; -enum { +/** + * enum flat_binder_object_shifts: shift values for flat_binder_object_flags + * @FLAT_BINDER_FLAG_SCHED_POLICY_SHIFT: shift for getting scheduler policy. + * + */ +enum flat_binder_object_shifts { + FLAT_BINDER_FLAG_SCHED_POLICY_SHIFT = 9, +}; + +/** + * enum flat_binder_object_flags - flags for use in flat_binder_object.flags + */ +enum flat_binder_object_flags { + /** + * @FLAT_BINDER_FLAG_PRIORITY_MASK: bit-mask for min scheduler priority + * + * These bits can be used to set the minimum scheduler priority + * at which transactions into this node should run. Valid values + * in these bits depend on the scheduler policy encoded in + * @FLAT_BINDER_FLAG_SCHED_POLICY_MASK. + * + * For SCHED_NORMAL/SCHED_BATCH, the valid range is between [-20..19] + * For SCHED_FIFO/SCHED_RR, the value can run between [1..99] + */ FLAT_BINDER_FLAG_PRIORITY_MASK = 0xff, + /** + * @FLAT_BINDER_FLAG_ACCEPTS_FDS: whether the node accepts fds. + */ FLAT_BINDER_FLAG_ACCEPTS_FDS = 0x100, + /** + * @FLAT_BINDER_FLAG_SCHED_POLICY_MASK: bit-mask for scheduling policy + * + * These two bits can be used to set the min scheduling policy at which + * transactions on this node should run. These match the UAPI + * scheduler policy values, eg: + * 00b: SCHED_NORMAL + * 01b: SCHED_FIFO + * 10b: SCHED_RR + * 11b: SCHED_BATCH + */ + FLAT_BINDER_FLAG_SCHED_POLICY_MASK = + 3U << FLAT_BINDER_FLAG_SCHED_POLICY_SHIFT, + + /** + * @FLAT_BINDER_FLAG_INHERIT_RT: whether the node inherits RT policy + * + * Only when set, calls into this node will inherit a real-time + * scheduling policy from the caller (for synchronous transactions). + */ + FLAT_BINDER_FLAG_INHERIT_RT = 0x800, + + /** + * @FLAT_BINDER_FLAG_TXN_SECURITY_CTX: request security contexts + * + * Only when set, causes senders to include their security + * context + */ + FLAT_BINDER_FLAG_TXN_SECURITY_CTX = 0x1000, }; #ifdef BINDER_IPC_32BIT @@ -200,6 +255,15 @@ struct binder_node_debug_info { __u32 has_weak_ref; }; +struct binder_node_info_for_ref { + __u32 handle; + __u32 strong_count; + __u32 weak_count; + __u32 reserved1; + __u32 reserved2; + __u32 reserved3; +}; + #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) @@ -208,6 +272,8 @@ struct binder_node_debug_info { #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) /* * NOTE: Two special error codes you should check for when calling @@ -266,6 +332,11 @@ struct binder_transaction_data { } 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; @@ -301,6 +372,11 @@ enum binder_driver_return_protocol { BR_OK = _IO('r', 1), /* No parameters! */ + BR_TRANSACTION_SEC_CTX = _IOR('r', 2, + struct binder_transaction_data_secctx), + /* + * binder_transaction_data_secctx: the received command. + */ BR_TRANSACTION = _IOR('r', 2, struct binder_transaction_data), BR_REPLY = _IOR('r', 3, struct binder_transaction_data), /* |