common.h revision 331769 
1/*
2 * Copyright (c) 2005-2012 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 * $Id$
33 */
34
35#include <stdlib.h>
36#include <sys/types.h>
37#include <infiniband/endian.h>
38#include <poll.h>
39
40#include <rdma/rdma_cma.h>
41#include <rdma/rsocket.h>
42#include <infiniband/ib.h>
43
44extern int use_rs;
45
46#define rs_socket(f,t,p)  use_rs ? rsocket(f,t,p)  : socket(f,t,p)
47#define rs_bind(s,a,l)    use_rs ? rbind(s,a,l)    : bind(s,a,l)
48#define rs_listen(s,b)    use_rs ? rlisten(s,b)    : listen(s,b)
49#define rs_connect(s,a,l) use_rs ? rconnect(s,a,l) : connect(s,a,l)
50#define rs_accept(s,a,l)  use_rs ? raccept(s,a,l)  : accept(s,a,l)
51#define rs_shutdown(s,h)  use_rs ? rshutdown(s,h)  : shutdown(s,h)
52#define rs_close(s)       use_rs ? rclose(s)       : close(s)
53#define rs_recv(s,b,l,f)  use_rs ? rrecv(s,b,l,f)  : recv(s,b,l,f)
54#define rs_send(s,b,l,f)  use_rs ? rsend(s,b,l,f)  : send(s,b,l,f)
55#define rs_recvfrom(s,b,l,f,a,al) \
56	use_rs ? rrecvfrom(s,b,l,f,a,al) : recvfrom(s,b,l,f,a,al)
57#define rs_sendto(s,b,l,f,a,al) \
58	use_rs ? rsendto(s,b,l,f,a,al)   : sendto(s,b,l,f,a,al)
59#define rs_poll(f,n,t)	  use_rs ? rpoll(f,n,t)	   : poll(f,n,t)
60#define rs_fcntl(s,c,p)   use_rs ? rfcntl(s,c,p)   : fcntl(s,c,p)
61#define rs_setsockopt(s,l,n,v,ol) \
62	use_rs ? rsetsockopt(s,l,n,v,ol) : setsockopt(s,l,n,v,ol)
63#define rs_getsockopt(s,l,n,v,ol) \
64	use_rs ? rgetsockopt(s,l,n,v,ol) : getsockopt(s,l,n,v,ol)
65
66union socket_addr {
67	struct sockaddr		sa;
68	struct sockaddr_in	sin;
69	struct sockaddr_in6	sin6;
70};
71
72enum rs_optimization {
73	opt_mixed,
74	opt_latency,
75	opt_bandwidth
76};
77
78int get_rdma_addr(const char *src, const char *dst, const char *port,
79		  struct rdma_addrinfo *hints, struct rdma_addrinfo **rai);
80
81void size_str(char *str, size_t ssize, long long size);
82void cnt_str(char *str, size_t ssize, long long cnt);
83int size_to_count(int size);
84void format_buf(void *buf, int size);
85int verify_buf(void *buf, int size);
86int do_poll(struct pollfd *fds, int timeout);
87