/*
- * Copyright (c) 2008, 2009 Nicira Networks.
+ * Copyright (c) 2008, 2009, 2010 Nicira Networks.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
ofm->header.version = OFP_VERSION;
ofm->header.type = OFPT_FLOW_MOD;
ofm->header.length = htons(size);
+ ofm->cookie = 0;
ofm->match.wildcards = htonl(0);
ofm->match.in_port = htons(flow->in_port == ODPP_LOCAL ? OFPP_LOCAL
: flow->in_port);
memcpy(ofm->match.dl_src, flow->dl_src, sizeof ofm->match.dl_src);
memcpy(ofm->match.dl_dst, flow->dl_dst, sizeof ofm->match.dl_dst);
ofm->match.dl_vlan = flow->dl_vlan;
+ ofm->match.dl_vlan_pcp = flow->dl_vlan_pcp;
ofm->match.dl_type = flow->dl_type;
ofm->match.nw_src = flow->nw_src;
ofm->match.nw_dst = flow->nw_dst;
return buffer;
}
+struct ofpbuf *
+make_packet_in(uint32_t buffer_id, uint16_t in_port, uint8_t reason,
+ const struct ofpbuf *payload, int max_send_len)
+{
+ struct ofp_packet_in *opi;
+ struct ofpbuf *buf;
+ int send_len;
+
+ send_len = MIN(max_send_len, payload->size);
+ buf = ofpbuf_new(sizeof *opi + send_len);
+ opi = put_openflow_xid(offsetof(struct ofp_packet_in, data),
+ OFPT_PACKET_IN, 0, buf);
+ opi->buffer_id = htonl(buffer_id);
+ opi->total_len = htons(payload->size);
+ opi->in_port = htons(in_port);
+ opi->reason = reason;
+ ofpbuf_put(buf, payload->data, send_len);
+ update_openflow_length(buf);
+
+ return buf;
+}
+
struct ofpbuf *
make_packet_out(const struct ofpbuf *packet, uint32_t buffer_id,
uint16_t in_port,
if (got_size != size) {
char *type_name = ofp_message_type_to_string(type);
VLOG_WARN_RL(&bad_ofmsg_rl,
- "received %s message of length %"PRIu16" (expected %zu)",
+ "received %s message of length %zu (expected %zu)",
type_name, got_size, size);
free(type_name);
- return ofp_mkerr(OFPET_BAD_REQUEST, OFPBRC_BAD_LENGTH);
+ return ofp_mkerr(OFPET_BAD_REQUEST, OFPBRC_BAD_LEN);
}
return 0;
got_size = ntohs(msg->length);
if (got_size < min_size) {
char *type_name = ofp_message_type_to_string(type);
- VLOG_WARN_RL(&bad_ofmsg_rl, "received %s message of length %"PRIu16" "
+ VLOG_WARN_RL(&bad_ofmsg_rl, "received %s message of length %zu "
"(expected at least %zu)",
type_name, got_size, min_size);
free(type_name);
- return ofp_mkerr(OFPET_BAD_REQUEST, OFPBRC_BAD_LENGTH);
+ return ofp_mkerr(OFPET_BAD_REQUEST, OFPBRC_BAD_LEN);
}
if ((got_size - min_size) % array_elt_size) {
char *type_name = ofp_message_type_to_string(type);
VLOG_WARN_RL(&bad_ofmsg_rl,
- "received %s message of bad length %"PRIu16": the "
+ "received %s message of bad length %zu: the "
"excess over %zu (%zu) is not evenly divisible by %zu "
"(remainder is %zu)",
type_name, got_size, min_size, got_size - min_size,
array_elt_size, (got_size - min_size) % array_elt_size);
free(type_name);
- return ofp_mkerr(OFPET_BAD_REQUEST, OFPBRC_BAD_LENGTH);
+ return ofp_mkerr(OFPET_BAD_REQUEST, OFPBRC_BAD_LEN);
}
if (n_array_elts) {
*n_array_elts = (got_size - min_size) / array_elt_size;
actions_len = ntohs(opo->actions_len);
if (actions_len > extra) {
- VLOG_WARN_RL(&bad_ofmsg_rl, "packet-out claims %zu bytes of actions "
+ VLOG_WARN_RL(&bad_ofmsg_rl, "packet-out claims %u bytes of actions "
"but message has room for only %zu bytes",
actions_len, extra);
- return ofp_mkerr(OFPET_BAD_REQUEST, OFPBRC_BAD_LENGTH);
+ return ofp_mkerr(OFPET_BAD_REQUEST, OFPBRC_BAD_LEN);
}
if (actions_len % sizeof(union ofp_action)) {
- VLOG_WARN_RL(&bad_ofmsg_rl, "packet-out claims %zu bytes of actions, "
+ VLOG_WARN_RL(&bad_ofmsg_rl, "packet-out claims %u bytes of actions, "
"which is not a multiple of %zu",
actions_len, sizeof(union ofp_action));
- return ofp_mkerr(OFPET_BAD_REQUEST, OFPBRC_BAD_LENGTH);
+ return ofp_mkerr(OFPET_BAD_REQUEST, OFPBRC_BAD_LEN);
}
n_actions = actions_len / sizeof(union ofp_action);
{
int error;
- switch (a->type) {
+ switch (ntohs(a->type)) {
case OFPAT_OUTPUT:
error = check_action_port(ntohs(a->output.port), max_ports);
if (error) {
case OFPAT_STRIP_VLAN:
case OFPAT_SET_NW_SRC:
case OFPAT_SET_NW_DST:
+ case OFPAT_SET_NW_TOS:
case OFPAT_SET_TP_SRC:
case OFPAT_SET_TP_DST:
return check_action_exact_len(a, len, 8);
break;
default:
- VLOG_WARN_RL(&bad_ofmsg_rl, "unknown action type %"PRIu16, a->type);
+ VLOG_WARN_RL(&bad_ofmsg_rl, "unknown action type %"PRIu16,
+ ntohs(a->type));
return ofp_mkerr(OFPET_BAD_ACTION, OFPBAC_BAD_TYPE);
}
if (n_slots > slots_left) {
VLOG_DBG_RL(&bad_ofmsg_rl,
- "action requires %u slots but only %td remain",
+ "action requires %u slots but only %u remain",
n_slots, slots_left);
return ofp_mkerr(OFPET_BAD_ACTION, OFPBAC_BAD_LEN);
}
if (wc & OFPFW_DL_TYPE) {
m->dl_type = 0;
- /* Can't sensibly m on network or transport headers if the
+ /* Can't sensibly match on network or transport headers if the
* data link type is unknown. */
wc |= OFPFW_NW | OFPFW_TP;
m->nw_src = m->nw_dst = m->nw_proto = 0;
if (wc & OFPFW_NW_PROTO) {
m->nw_proto = 0;
- /* Can't sensibly m on transport headers if the network
+ /* Can't sensibly match on transport headers if the network
* protocol is unknown. */
wc |= OFPFW_TP;
m->tp_src = m->tp_dst = 0;
}
} else {
/* Transport layer fields will always be extracted as zeros, so we
- * can do an exact-m on those values. */
+ * can do an exact-match on those values. */
wc &= ~OFPFW_TP;
m->tp_src = m->tp_dst = 0;
}
if (wc & OFPFW_NW_DST_MASK) {
m->nw_dst &= flow_nw_bits_to_mask(wc, OFPFW_NW_DST_SHIFT);
}
+ } else if (m->dl_type == htons(ETH_TYPE_ARP)) {
+ if (wc & OFPFW_NW_PROTO) {
+ m->nw_proto = 0;
+ }
+ if (wc & OFPFW_NW_SRC_MASK) {
+ m->nw_src &= flow_nw_bits_to_mask(wc, OFPFW_NW_SRC_SHIFT);
+ }
+ if (wc & OFPFW_NW_DST_MASK) {
+ m->nw_dst &= flow_nw_bits_to_mask(wc, OFPFW_NW_DST_SHIFT);
+ }
+ m->tp_src = m->tp_dst = 0;
} else {
/* Network and transport layer fields will always be extracted as
- * zeros, so we can do an exact-m on those values. */
+ * zeros, so we can do an exact-match on those values. */
wc &= ~(OFPFW_NW | OFPFW_TP);
m->nw_proto = m->nw_src = m->nw_dst = 0;
m->tp_src = m->tp_dst = 0;
m->wildcards = htonl(wc);
}
+/* Initializes 'vconn' as a new vconn named 'name', implemented via 'class'.
+ * The initial connection status, supplied as 'connect_status', is interpreted
+ * as follows:
+ *
+ * - 0: 'vconn' is connected. Its 'send' and 'recv' functions may be
+ * called in the normal fashion.
+ *
+ * - EAGAIN: 'vconn' is trying to complete a connection. Its 'connect'
+ * function should be called to complete the connection.
+ *
+ * - Other positive errno values indicate that the connection failed with
+ * the specified error.
+ *
+ * After calling this function, vconn_close() must be used to destroy 'vconn',
+ * otherwise resources will be leaked.
+ *
+ * The caller retains ownership of 'name'. */
void
vconn_init(struct vconn *vconn, struct vconn_class *class, int connect_status,
- const char *name, bool reconnectable)
+ const char *name)
{
vconn->class = class;
vconn->state = (connect_status == EAGAIN ? VCS_CONNECTING
vconn->local_ip = 0;
vconn->local_port = 0;
vconn->name = xstrdup(name);
- vconn->reconnectable = reconnectable;
}
void