/**************************************************************************** **************************************************************************** *** *** 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_CAN_H #define _UAPI_CAN_H #include #include #define CAN_EFF_FLAG 0x80000000U #define CAN_RTR_FLAG 0x40000000U #define CAN_ERR_FLAG 0x20000000U #define CAN_SFF_MASK 0x000007FFU #define CAN_EFF_MASK 0x1FFFFFFFU #define CAN_ERR_MASK 0x1FFFFFFFU typedef __u32 canid_t; #define CAN_SFF_ID_BITS 11 #define CAN_EFF_ID_BITS 29 typedef __u32 can_err_mask_t; #define CAN_MAX_DLC 8 #define CAN_MAX_RAW_DLC 15 #define CAN_MAX_DLEN 8 #define CANFD_MAX_DLC 15 #define CANFD_MAX_DLEN 64 struct can_frame { canid_t can_id; union { __u8 len; __u8 can_dlc; } __attribute__((packed)); __u8 __pad; __u8 __res0; __u8 len8_dlc; __u8 data[CAN_MAX_DLEN] __attribute__((aligned(8))); }; #define CANFD_BRS 0x01 #define CANFD_ESI 0x02 struct canfd_frame { canid_t can_id; __u8 len; __u8 flags; __u8 __res0; __u8 __res1; __u8 data[CANFD_MAX_DLEN] __attribute__((aligned(8))); }; #define CAN_MTU (sizeof(struct can_frame)) #define CANFD_MTU (sizeof(struct canfd_frame)) #define CAN_RAW 1 #define CAN_BCM 2 #define CAN_TP16 3 #define CAN_TP20 4 #define CAN_MCNET 5 #define CAN_ISOTP 6 #define CAN_J1939 7 #define CAN_NPROTO 8 #define SOL_CAN_BASE 100 struct sockaddr_can { __kernel_sa_family_t can_family; int can_ifindex; union { struct { canid_t rx_id, tx_id; } tp; struct { __u64 name; __u32 pgn; __u8 addr; } j1939; } can_addr; }; struct can_filter { canid_t can_id; canid_t can_mask; }; #define CAN_INV_FILTER 0x20000000U #define CAN_RAW_FILTER_MAX 512 #endif