5665dbd91f
spdk_sock_group_impl represents the implementation of a sock group for a given spdk_net_impl (posix, vpp, etc.) This extra abstraction is required for enabling spdk_sock_groups with sockets associated with different spdk_net_impls. Signed-off-by: Jim Harris <james.r.harris@intel.com> Change-Id: I7a380cc62c59bdac98996faf0387550c234165a0 Reviewed-on: https://review.gerrithub.io/400527 Tested-by: SPDK Automated Test System <sys_sgsw@intel.com> Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com> Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
92 lines
3.3 KiB
C
92 lines
3.3 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright (c) Intel Corporation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/** \file
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* TCP network implementation abstraction layer
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*/
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#ifndef SPDK_INTERNAL_SOCK_H
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#define SPDK_INTERNAL_SOCK_H
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#include "spdk/stdinc.h"
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#include "spdk/sock.h"
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#include "spdk/queue.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct spdk_sock_group_impl;
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struct spdk_net_impl {
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const char *name;
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int (*getaddr)(struct spdk_sock *sock, char *saddr, int slen, char *caddr, int clen);
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struct spdk_sock *(*connect)(const char *ip, int port);
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struct spdk_sock *(*listen)(const char *ip, int port);
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struct spdk_sock *(*accept)(struct spdk_sock *sock);
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int (*close)(struct spdk_sock *sock);
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ssize_t (*recv)(struct spdk_sock *sock, void *buf, size_t len);
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ssize_t (*writev)(struct spdk_sock *sock, struct iovec *iov, int iovcnt);
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int (*set_recvlowat)(struct spdk_sock *sock, int nbytes);
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int (*set_recvbuf)(struct spdk_sock *sock, int sz);
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int (*set_sendbuf)(struct spdk_sock *sock, int sz);
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bool (*is_ipv6)(struct spdk_sock *sock);
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bool (*is_ipv4)(struct spdk_sock *sock);
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struct spdk_sock_group_impl *(*group_impl_create)(void);
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int (*group_impl_add_sock)(struct spdk_sock_group_impl *group, struct spdk_sock *sock);
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int (*group_impl_remove_sock)(struct spdk_sock_group_impl *group, struct spdk_sock *sock);
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int (*group_impl_poll)(struct spdk_sock_group_impl *group, int max_events,
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struct spdk_sock **socks);
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int (*group_impl_close)(struct spdk_sock_group_impl *group);
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STAILQ_ENTRY(spdk_net_impl) link;
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};
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void spdk_net_impl_register(struct spdk_net_impl *impl);
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#define SPDK_NET_IMPL_REGISTER(name, impl) \
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static void __attribute__((constructor)) net_impl_register_##name(void) \
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{ \
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spdk_net_impl_register(impl); \
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* SPDK_INTERNAL_SOCK_H */
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