1 /*
   2  * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 #include <poll.h>
  27 #include <sys/socket.h>
  28 #include <errno.h>
  29 #include <net_util_md.h>
  30 
  31 /************************************************************************
  32  * Functions
  33  */
  34 int rdma_supported();
  35 int RDMA_MapSocketOption(jint cmd, int *level, int *optname);
  36 int RDMA_Bind(int fd, SOCKETADDRESS *sa, int len);
  37 int RDMA_Timeout(JNIEnv *env, int s, long timeout, jlong  nanoTimeStamp);
  38 int RDMA_Read(int s, void* buf, size_t len);
  39 int RDMA_NonBlockingRead(int s, void* buf, size_t len);
  40 int RDMA_RecvFrom(int s, void *buf, int len, unsigned int flags,
  41                  struct sockaddr *from, socklen_t *fromlen);
  42 int RDMA_ReadV(int s, const struct iovec * vector, int count);
  43 int RDMA_Send(int s, void *msg, int len, unsigned int flags);
  44 int RDMA_SendTo(int s, const void *msg, int len,  unsigned  int
  45                flags, const struct sockaddr *to, int tolen);
  46 int RDMA_Writev(int s, const struct iovec * vector, int count);
  47 int RDMA_Connect(int s, struct sockaddr *addr, int addrlen);
  48 int RDMA_Accept(int s, struct sockaddr *addr, socklen_t *addrlen);
  49 int RDMA_SocketClose(int s);
  50 int RDMA_Dup2(int oldfd, int newfd);
  51 int RDMA_Poll(struct pollfd *ufds, unsigned int nfds, int timeout);
  52 int RDMA_SocketAvailable(int s, jint *pbytes);
  53 int RDMA_SetSockOpt(int fd, int level, int  opt, const void *arg, int len);
  54 int RDMA_GetSockOpt(int fd, int level, int opt, void *result, int *len);