120 lines
2.9 KiB
C
120 lines
2.9 KiB
C
/**
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* @file transport.c
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* @note Copyright (C) 2011 Richard Cochran <richardcochran@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <arpa/inet.h>
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#include "transport.h"
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#include "transport_private.h"
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#include "raw.h"
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#include "udp.h"
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#include "udp6.h"
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#include "uds.h"
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int transport_close(struct transport *t, struct fdarray *fda)
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{
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return t->close(t, fda);
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}
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int transport_open(struct transport *t, const char *name,
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struct fdarray *fda, enum timestamp_type tt)
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{
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return t->open(t, name, fda, tt);
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}
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int transport_recv(struct transport *t, int fd, struct ptp_message *msg)
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{
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return t->recv(t, fd, msg, sizeof(msg->data), &msg->address, &msg->hwts);
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}
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int transport_send(struct transport *t, struct fdarray *fda, int event,
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struct ptp_message *msg)
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{
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int len = ntohs(msg->header.messageLength);
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return t->send(t, fda, event, 0, msg, len, NULL, &msg->hwts);
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}
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int transport_peer(struct transport *t, struct fdarray *fda, int event,
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struct ptp_message *msg)
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{
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int len = ntohs(msg->header.messageLength);
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return t->send(t, fda, event, 1, msg, len, NULL, &msg->hwts);
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}
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int transport_sendto(struct transport *t, struct fdarray *fda, int event,
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struct ptp_message *msg)
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{
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int len = ntohs(msg->header.messageLength);
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return t->send(t, fda, event, 0, msg, len, &msg->address, &msg->hwts);
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}
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int transport_physical_addr(struct transport *t, uint8_t *addr)
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{
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if (t->physical_addr) {
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return t->physical_addr(t, addr);
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}
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return 0;
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}
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int transport_protocol_addr(struct transport *t, uint8_t *addr)
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{
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if (t->protocol_addr) {
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return t->protocol_addr(t, addr);
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}
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return 0;
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}
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enum transport_type transport_type(struct transport *t)
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{
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return t->type;
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}
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struct transport *transport_create(enum transport_type type)
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{
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struct transport *t = NULL;
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switch (type) {
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case TRANS_UDS:
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t = uds_transport_create();
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break;
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case TRANS_UDP_IPV4:
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t = udp_transport_create();
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break;
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case TRANS_UDP_IPV6:
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t = udp6_transport_create();
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break;
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case TRANS_IEEE_802_3:
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t = raw_transport_create();
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break;
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case TRANS_DEVICENET:
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case TRANS_CONTROLNET:
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case TRANS_PROFINET:
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break;
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}
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if (t)
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t->type = type;
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return t;
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}
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void transport_destroy(struct transport *t)
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{
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t->release(t);
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}
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