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82 lines
2.4 KiB
C
82 lines
2.4 KiB
C
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/*
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* Copyright (c) 2006 Cisco Systems. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "pingpong.h"
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#include <endian.h> // TODO
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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enum ibv_mtu pp_mtu_to_enum(int mtu)
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{
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switch (mtu) {
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case 256: return IBV_MTU_256;
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case 512: return IBV_MTU_512;
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case 1024: return IBV_MTU_1024;
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case 2048: return IBV_MTU_2048;
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case 4096: return IBV_MTU_4096;
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default: return 0;
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}
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}
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int pp_get_port_info(struct ibv_context *context, int port,
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struct ibv_port_attr *attr)
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{
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return ibv_query_port(context, port, attr);
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}
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void wire_gid_to_gid(const char *wgid, union ibv_gid *gid)
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{
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char tmp[9];
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__be32 v32;
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int i;
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uint32_t tmp_gid[4];
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for (tmp[8] = 0, i = 0; i < 4; ++i) {
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memcpy(tmp, wgid + i * 8, 8);
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sscanf(tmp, "%x", &v32);
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tmp_gid[i] = be32toh(v32);
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}
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memcpy(gid, tmp_gid, sizeof(*gid));
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}
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void gid_to_wire_gid(const union ibv_gid *gid, char wgid[])
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{
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uint32_t tmp_gid[4];
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int i;
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memcpy(tmp_gid, gid, sizeof(tmp_gid));
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for (i = 0; i < 4; ++i)
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sprintf(&wgid[i * 8], "%08x", htobe32(tmp_gid[i]));
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}
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