Commit | Line | Data |
---|---|---|
49c36fcc TT |
1 | /* |
2 | * linux/include/linux/sunrpc/xprtsock.h | |
3 | * | |
4 | * Declarations for the RPC transport socket provider. | |
5 | */ | |
6 | ||
7 | #ifndef _LINUX_SUNRPC_XPRTSOCK_H | |
8 | #define _LINUX_SUNRPC_XPRTSOCK_H | |
9 | ||
10 | #ifdef __KERNEL__ | |
11 | ||
49c36fcc TT |
12 | int init_socket_xprt(void); |
13 | void cleanup_socket_xprt(void); | |
14 | ||
49c36fcc TT |
15 | #define RPC_MIN_RESVPORT (1U) |
16 | #define RPC_MAX_RESVPORT (65535U) | |
17 | #define RPC_DEF_MIN_RESVPORT (665U) | |
18 | #define RPC_DEF_MAX_RESVPORT (1023U) | |
19 | ||
1a867a08 JL |
20 | struct sock_xprt { |
21 | struct rpc_xprt xprt; | |
22 | ||
23 | /* | |
24 | * Network layer | |
25 | */ | |
26 | struct socket * sock; | |
27 | struct sock * inet; | |
28 | ||
29 | /* | |
30 | * State of TCP reply receive | |
31 | */ | |
32 | __be32 tcp_fraghdr, | |
33 | tcp_xid, | |
34 | tcp_calldir; | |
35 | ||
36 | u32 tcp_offset, | |
37 | tcp_reclen; | |
38 | ||
39 | unsigned long tcp_copied, | |
40 | tcp_flags; | |
41 | ||
42 | /* | |
43 | * Connection of transports | |
44 | */ | |
0fdea1e8 | 45 | unsigned long sock_state; |
1a867a08 | 46 | struct delayed_work connect_worker; |
edc1b01c TM |
47 | struct work_struct recv_worker; |
48 | struct mutex recv_mutex; | |
1a867a08 JL |
49 | struct sockaddr_storage srcaddr; |
50 | unsigned short srcport; | |
51 | ||
52 | /* | |
53 | * UDP socket buffer size parameters | |
54 | */ | |
55 | size_t rcvsize, | |
56 | sndsize; | |
57 | ||
58 | /* | |
59 | * Saved socket callback addresses | |
60 | */ | |
61 | void (*old_data_ready)(struct sock *); | |
62 | void (*old_state_change)(struct sock *); | |
63 | void (*old_write_space)(struct sock *); | |
64 | void (*old_error_report)(struct sock *); | |
65 | }; | |
66 | ||
67 | /* | |
68 | * TCP receive state flags | |
69 | */ | |
70 | #define TCP_RCV_LAST_FRAG (1UL << 0) | |
71 | #define TCP_RCV_COPY_FRAGHDR (1UL << 1) | |
72 | #define TCP_RCV_COPY_XID (1UL << 2) | |
73 | #define TCP_RCV_COPY_DATA (1UL << 3) | |
74 | #define TCP_RCV_READ_CALLDIR (1UL << 4) | |
75 | #define TCP_RCV_COPY_CALLDIR (1UL << 5) | |
76 | ||
77 | /* | |
78 | * TCP RPC flags | |
79 | */ | |
80 | #define TCP_RPC_REPLY (1UL << 6) | |
81 | ||
0fdea1e8 TM |
82 | #define XPRT_SOCK_CONNECTING 1U |
83 | ||
49c36fcc TT |
84 | #endif /* __KERNEL__ */ |
85 | ||
86 | #endif /* _LINUX_SUNRPC_XPRTSOCK_H */ |