Edit File: xprtsock.h
/* * linux/include/linux/sunrpc/xprtsock.h * * Declarations for the RPC transport socket provider. */ #ifndef _LINUX_SUNRPC_XPRTSOCK_H #define _LINUX_SUNRPC_XPRTSOCK_H #ifdef __KERNEL__ int init_socket_xprt(void); void cleanup_socket_xprt(void); #define RPC_MIN_RESVPORT (1U) #define RPC_MAX_RESVPORT (65535U) #define RPC_DEF_MIN_RESVPORT (665U) #define RPC_DEF_MAX_RESVPORT (1023U) struct sock_xprt { struct rpc_xprt xprt; /* * Network layer */ struct socket * sock; struct sock * inet; /* * State of TCP reply receive */ __be32 tcp_fraghdr, tcp_xid, tcp_calldir; u32 tcp_offset, tcp_reclen; unsigned long tcp_copied, tcp_flags; /* * Connection of transports */ unsigned long sock_state; struct delayed_work connect_worker; struct work_struct recv_worker; struct mutex recv_mutex; struct sockaddr_storage srcaddr; unsigned short srcport; /* * UDP socket buffer size parameters */ size_t rcvsize, sndsize; struct rpc_timeout tcp_timeout; /* * Saved socket callback addresses */ void (*old_data_ready)(struct sock *, int); void (*old_state_change)(struct sock *); void (*old_write_space)(struct sock *); void (*old_error_report)(struct sock *); }; /* * TCP receive state flags */ #define TCP_RCV_LAST_FRAG (1UL << 0) #define TCP_RCV_COPY_FRAGHDR (1UL << 1) #define TCP_RCV_COPY_XID (1UL << 2) #define TCP_RCV_COPY_DATA (1UL << 3) #define TCP_RCV_READ_CALLDIR (1UL << 4) #define TCP_RCV_COPY_CALLDIR (1UL << 5) /* * TCP RPC flags */ #define TCP_RPC_REPLY (1UL << 6) #define XPRT_SOCK_CONNECTING 1U #define XPRT_SOCK_DATA_READY (2) #define XPRT_SOCK_UPD_TIMEOUT (3) #endif /* __KERNEL__ */ #endif /* _LINUX_SUNRPC_XPRTSOCK_H */