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_Poll(struct pollfd *ufds, unsigned int nfds, int timeout);

    51 int RDMA_SetSockOpt(int fd, int level, int  opt, const void *arg, int len);

    52 int RDMA_GetSockOpt(int fd, int level, int opt, void *result, int *len);