C++ (Cpp) fi_ibv_update_info Examples

Example #1

File: verbs_eq.c Project: francois-wellenreiter/libfabric

/* TODO: This should copy the listening fi_info as the base */
static struct fi_info *
fi_ibv_eq_cm_getinfo(struct fi_ibv_fabric *fab, struct rdma_cm_event *event)
{
	struct fi_info *info, *fi;
	struct fi_ibv_connreq *connreq;

	fi = fi_ibv_get_verbs_info(ibv_get_device_name(event->id->verbs->device));
	if (!fi)
		return NULL;

	info = fi_dupinfo(fi);
	if (!info)
		return NULL;

	info->fabric_attr->fabric = &fab->fabric_fid;
	if (!(info->fabric_attr->prov_name = strdup(VERBS_PROV_NAME)))
		goto err;

	fi_ibv_update_info(NULL, info);

	info->src_addrlen = fi_ibv_sockaddr_len(rdma_get_local_addr(event->id));
	if (!(info->src_addr = malloc(info->src_addrlen)))
		goto err;
	memcpy(info->src_addr, rdma_get_local_addr(event->id), info->src_addrlen);

	info->dest_addrlen = fi_ibv_sockaddr_len(rdma_get_peer_addr(event->id));
	if (!(info->dest_addr = malloc(info->dest_addrlen)))
		goto err;
	memcpy(info->dest_addr, rdma_get_peer_addr(event->id), info->dest_addrlen);

	FI_INFO(&fi_ibv_prov, FI_LOG_CORE, "src_addr: %s:%d\n",
		inet_ntoa(((struct sockaddr_in *)info->src_addr)->sin_addr),
		ntohs(((struct sockaddr_in *)info->src_addr)->sin_port));

	FI_INFO(&fi_ibv_prov, FI_LOG_CORE, "dst_addr: %s:%d\n",
		inet_ntoa(((struct sockaddr_in *)info->dest_addr)->sin_addr),
		ntohs(((struct sockaddr_in *)info->dest_addr)->sin_port));

	connreq = calloc(1, sizeof *connreq);
	if (!connreq)
		goto err;

	connreq->handle.fclass = FI_CLASS_CONNREQ;
	connreq->id = event->id;
	info->handle = &connreq->handle;
	return info;
err:
	fi_freeinfo(info);
	return NULL;
}

Example #2

File: verbs_info.c Project: jpdoyle/libfabric

static int fi_ibv_get_matching_info(const char *domain_name,
		struct fi_info *hints, struct rdma_addrinfo *rai,
		struct fi_info **info)
{
	struct fi_info *check_info;
	struct fi_info *fi, *tail;
	int ret;

	*info = tail = NULL;

	for (check_info = verbs_info; check_info; check_info = check_info->next) {
		if (domain_name && strncmp(check_info->domain_attr->name,
					   domain_name, strlen(domain_name)))
			continue;

		if (hints) {
			ret = fi_ibv_check_hints(hints, check_info);
			if (ret)
				continue;
		}

		if (!(fi = fi_dupinfo(check_info))) {
			ret = -FI_ENOMEM;
			goto err1;
		}

		ret = fi_ibv_rai_to_fi(rai, fi);
		if (ret)
			goto err2;

		fi_ibv_update_info(hints, fi);

		if (!*info)
			*info = fi;
		else
			tail->next = fi;
		tail = fi;
	}

	if (!*info)
		return -FI_ENODATA;

	return 0;
err2:
	fi_freeinfo(fi);
err1:
	fi_freeinfo(*info);
	return ret;
}