/*

 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

#include <sys/socket.h>

#include <poll.h>

#include "jni.h"

/* Function types to support dynamic linking of socket API extension functions

 * for RDMA. This is so that there is no linkage depandancy during build or

 * runtime for librdmacm.*/

typedef int rs_rsocket_func(int domain, int type, int protocol);

typedef int rs_rfcntl_func(int fd, int cmd, ... /* arg */ );

typedef int rs_rlisten_func(int sockfd, int backlog);

typedef int rs_rbind_func(int sockfd, const struct sockaddr *addr,

        socklen_t addrlen);

typedef int rs_rconnect_func(int sockfd, const struct sockaddr *addr,

        socklen_t addlen);

typedef int rs_rgetsockname_func(int sockfd, struct sockaddr *addr,

        socklen_t *addrlen);

typedef int rs_rgetsockopt_func(int sockfd, int level, int optname,

        void *optval, socklen_t *optlen);

typedef int rs_rsetsockopt_func(int sockfd, int level, int optname,

        const void *optval, socklen_t optlen);

typedef int rs_rshutdown_func(int sockfd, int how);

typedef int rs_rpoll_func(struct pollfd *fds, nfds_t nfds, int timeout);

typedef size_t rs_rsend_func(int sockfd, const void *buf, size_t len,

        int flags);

typedef int rs_raccept_func(int sockfd, struct sockaddr *addr,

        socklen_t *addrlen);

typedef int rs_rclose_func(int sockfd);

typedef ssize_t rs_rread_func(int sockfd, void *buf, size_t count);

typedef ssize_t rs_rreadv_func(int sockfd, const struct iovec *iov,

        int iovcnt);

typedef ssize_t rs_rwrite_func(int sockfd, const void *buf, size_t count);

typedef ssize_t rs_rwritev_func(int sockfd, const struct iovec *iov,

        int iovcnt);

typedef ssize_t rs_rrecv_func(int sockfd, void *buf, size_t len, int flags);

typedef ssize_t rs_rrecvfrom_func(int sockfd, void *buf, size_t len, int flags,

        struct sockaddr *src_addr, socklen_t *addrlen);

typedef ssize_t rs_rsendto_func(int sockfd, const void *buf, size_t len,

        int flags, const struct sockaddr *dest_addr, socklen_t addrlen);

rs_rsocket_func* rs_socket;

rs_rfcntl_func* rs_fcntl;

rs_rlisten_func* rs_listen;

rs_rbind_func* rs_bind;

rs_rconnect_func* rs_connect;

rs_rgetsockname_func* rs_getsockname;

rs_rgetsockopt_func* rs_getsockopt;

rs_rsetsockopt_func* rs_setsockopt;

rs_rshutdown_func* rs_shutdown;

rs_rpoll_func* rs_poll;

rs_rsend_func* rs_send;

rs_raccept_func* rs_accept;

rs_rclose_func* rs_close;

rs_rread_func* rs_read;

rs_rreadv_func* rs_readv;

rs_rwrite_func* rs_write;

rs_rwritev_func* rs_writev;

rs_rrecv_func* rs_recv;

rs_rrecvfrom_func* rs_recvfrom;

rs_rsendto_func* rs_sendto;

jboolean loadRdmaFuncs(JNIEnv* env);

/* Definitions taken from librdmacm/include/rdma/rsocket.h */

#ifndef SOL_RDMA

#define SOL_RDMA 0x10000

#endif

enum {

        RDMA_SQSIZE,

        RDMA_RQSIZE,

        RDMA_INLINE,

};