9004ca4a63
This enables more clear division of spdk_sock_* functions and spdk_posix_* ones. Change-Id: I329eaf99de9390c8473b57427966dfe6af777abb Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com> Reviewed-on: https://review.gerrithub.io/403700 Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com> Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
109 lines
3.7 KiB
C
109 lines
3.7 KiB
C
/*-
|
|
* BSD LICENSE
|
|
*
|
|
* Copyright (c) Intel Corporation.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* * Neither the name of Intel Corporation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/** \file
|
|
* TCP network implementation abstraction layer
|
|
*/
|
|
|
|
#ifndef SPDK_INTERNAL_SOCK_H
|
|
#define SPDK_INTERNAL_SOCK_H
|
|
|
|
#include "spdk/stdinc.h"
|
|
#include "spdk/sock.h"
|
|
#include "spdk/queue.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define MAX_EVENTS_PER_POLL 32
|
|
|
|
struct spdk_sock {
|
|
struct spdk_net_impl *net_impl;
|
|
spdk_sock_cb cb_fn;
|
|
void *cb_arg;
|
|
TAILQ_ENTRY(spdk_sock) link;
|
|
};
|
|
|
|
struct spdk_sock_group {
|
|
STAILQ_HEAD(, spdk_sock_group_impl) group_impls;
|
|
};
|
|
|
|
struct spdk_sock_group_impl {
|
|
struct spdk_net_impl *net_impl;
|
|
TAILQ_HEAD(, spdk_sock) socks;
|
|
STAILQ_ENTRY(spdk_sock_group_impl) link;
|
|
};
|
|
|
|
struct spdk_net_impl {
|
|
const char *name;
|
|
|
|
int (*getaddr)(struct spdk_sock *sock, char *saddr, int slen, char *caddr, int clen);
|
|
struct spdk_sock *(*connect)(const char *ip, int port);
|
|
struct spdk_sock *(*listen)(const char *ip, int port);
|
|
struct spdk_sock *(*accept)(struct spdk_sock *sock);
|
|
int (*close)(struct spdk_sock *sock);
|
|
ssize_t (*recv)(struct spdk_sock *sock, void *buf, size_t len);
|
|
ssize_t (*writev)(struct spdk_sock *sock, struct iovec *iov, int iovcnt);
|
|
|
|
int (*set_recvlowat)(struct spdk_sock *sock, int nbytes);
|
|
int (*set_recvbuf)(struct spdk_sock *sock, int sz);
|
|
int (*set_sendbuf)(struct spdk_sock *sock, int sz);
|
|
|
|
bool (*is_ipv6)(struct spdk_sock *sock);
|
|
bool (*is_ipv4)(struct spdk_sock *sock);
|
|
|
|
struct spdk_sock_group_impl *(*group_impl_create)(void);
|
|
int (*group_impl_add_sock)(struct spdk_sock_group_impl *group, struct spdk_sock *sock);
|
|
int (*group_impl_remove_sock)(struct spdk_sock_group_impl *group, struct spdk_sock *sock);
|
|
int (*group_impl_poll)(struct spdk_sock_group_impl *group, int max_events,
|
|
struct spdk_sock **socks);
|
|
int (*group_impl_close)(struct spdk_sock_group_impl *group);
|
|
|
|
STAILQ_ENTRY(spdk_net_impl) link;
|
|
};
|
|
|
|
void spdk_net_impl_register(struct spdk_net_impl *impl);
|
|
|
|
#define SPDK_NET_IMPL_REGISTER(name, impl) \
|
|
static void __attribute__((constructor)) net_impl_register_##name(void) \
|
|
{ \
|
|
spdk_net_impl_register(impl); \
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* SPDK_INTERNAL_SOCK_H */
|