xref: /freebsd/contrib/ofed/librdmacm/rsocket.h (revision 87181516ef48be852d5e5fee53c6e0dbfc62f21e)
1 /*
2  * Copyright (c) 2011-2012 Intel Corporation.  All rights reserved.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32 
33 #if !defined(RSOCKET_H)
34 #define RSOCKET_H
35 
36 #include <infiniband/verbs.h>
37 #include <rdma/rdma_cma.h>
38 #include <sys/socket.h>
39 #include <errno.h>
40 #include <poll.h>
41 #include <sys/select.h>
42 #include <sys/mman.h>
43 
44 #ifdef __cplusplus
45 extern "C" {
46 #endif
47 
48 int rsocket(int domain, int type, int protocol);
49 int rbind(int socket, const struct sockaddr *addr, socklen_t addrlen);
50 int rlisten(int socket, int backlog);
51 int raccept(int socket, struct sockaddr *addr, socklen_t *addrlen);
52 int rconnect(int socket, const struct sockaddr *addr, socklen_t addrlen);
53 int rshutdown(int socket, int how);
54 int rclose(int socket);
55 
56 ssize_t rrecv(int socket, void *buf, size_t len, int flags);
57 ssize_t rrecvfrom(int socket, void *buf, size_t len, int flags,
58 		  struct sockaddr *src_addr, socklen_t *addrlen);
59 ssize_t rrecvmsg(int socket, struct msghdr *msg, int flags);
60 ssize_t rsend(int socket, const void *buf, size_t len, int flags);
61 ssize_t rsendto(int socket, const void *buf, size_t len, int flags,
62 		const struct sockaddr *dest_addr, socklen_t addrlen);
63 ssize_t rsendmsg(int socket, const struct msghdr *msg, int flags);
64 ssize_t rread(int socket, void *buf, size_t count);
65 ssize_t rreadv(int socket, const struct iovec *iov, int iovcnt);
66 ssize_t rwrite(int socket, const void *buf, size_t count);
67 ssize_t rwritev(int socket, const struct iovec *iov, int iovcnt);
68 
69 int rpoll(struct pollfd *fds, nfds_t nfds, int timeout);
70 int rselect(int nfds, fd_set *readfds, fd_set *writefds,
71 	    fd_set *exceptfds, struct timeval *timeout);
72 
73 int rgetpeername(int socket, struct sockaddr *addr, socklen_t *addrlen);
74 int rgetsockname(int socket, struct sockaddr *addr, socklen_t *addrlen);
75 
76 #define SOL_RDMA 0x10000
77 enum {
78 	RDMA_SQSIZE,
79 	RDMA_RQSIZE,
80 	RDMA_INLINE,
81 	RDMA_IOMAPSIZE,
82 	RDMA_ROUTE
83 };
84 
85 int rsetsockopt(int socket, int level, int optname,
86 		const void *optval, socklen_t optlen);
87 int rgetsockopt(int socket, int level, int optname,
88 		void *optval, socklen_t *optlen);
89 int rfcntl(int socket, int cmd, ... /* arg */ );
90 
91 off_t riomap(int socket, void *buf, size_t len, int prot, int flags, off_t offset);
92 int riounmap(int socket, void *buf, size_t len);
93 size_t riowrite(int socket, const void *buf, size_t count, off_t offset, int flags);
94 
95 #ifdef __cplusplus
96 }
97 #endif
98 
99 #endif /* RSOCKET_H */
100