21c450e187
Make the core NVMf to transport interface generic and allow for multiple transport types to be registered. Change-Id: I0a2767a47d55999c45f788ae1318bb50af60ab4e Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
121 lines
3.0 KiB
C
121 lines
3.0 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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#include "transport.h"
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#include <stdlib.h>
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#include <strings.h>
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#include "spdk/log.h"
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#include "spdk/queue.h"
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static const struct spdk_nvmf_transport *const g_transports[] = {
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#ifdef SPDK_CONFIG_RDMA
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&spdk_nvmf_transport_rdma,
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#endif
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};
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#define NUM_TRANSPORTS (sizeof(g_transports) / sizeof(*g_transports))
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int
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spdk_nvmf_transport_init(void)
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{
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size_t i;
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int count = 0;
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for (i = 0; i != NUM_TRANSPORTS; i++) {
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if (g_transports[i]->transport_init() < 0) {
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SPDK_NOTICELOG("%s transport init failed\n", g_transports[i]->name);
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} else {
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count++;
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}
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}
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return count;
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}
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int
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spdk_nvmf_transport_fini(void)
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{
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size_t i;
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int count = 0;
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for (i = 0; i != NUM_TRANSPORTS; i++) {
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if (g_transports[i]->transport_fini() < 0) {
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SPDK_NOTICELOG("%s transport fini failed\n", g_transports[i]->name);
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} else {
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count++;
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}
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}
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return count;
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}
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int
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spdk_nvmf_acceptor_start(void)
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{
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size_t i;
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for (i = 0; i != NUM_TRANSPORTS; i++) {
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if (g_transports[i]->transport_start() < 0) {
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return -1;
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}
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}
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return 0;
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}
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void
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spdk_nvmf_acceptor_stop(void)
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{
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size_t i;
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for (i = 0; i != NUM_TRANSPORTS; i++) {
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g_transports[i]->transport_stop();
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}
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}
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const struct spdk_nvmf_transport *
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spdk_nvmf_transport_get(const char *name)
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{
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size_t i;
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for (i = 0; i != NUM_TRANSPORTS; i++) {
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if (strcasecmp(name, g_transports[i]->name) == 0) {
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return g_transports[i];
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}
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}
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return NULL;
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}
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