static void ctt_participant_crypto_tokens (
Domain_t *dp,
DDS_ParticipantVolatileSecureMessage *info)
{
Participant_t *pp;
prof_start (disc_ctt_ptok);
pp = participant_lookup (dp, (GuidPrefix_t *) info->message_identity.source_guid);
if (!pp)
return;
sec_set_remote_participant_tokens (dp->participant.p_crypto,
pp->p_crypto,
&info->message_data);
prof_stop (disc_ctt_ptok, 1);
}
static void ctt_data_reader_crypto_tokens (
Domain_t *dp,
DDS_ParticipantVolatileSecureMessage *info)
{
Participant_t *pp;
Endpoint_t *lep, *rep;
EntityId_t *eidp;
DataReaderCrypto_t crypto;
prof_start (disc_ctt_rtok);
pp = participant_lookup (dp, (GuidPrefix_t *) info->source_endpoint_key);
if (!pp)
return;
if (memcmp (dp->participant.p_guid_prefix.prefix,
info->destination_endpoint_key,
12)) {
warn_printf ("CTT: DataReader Token error: incorrect participant GUID.");
return;
}
lep = endpoint_lookup (&dp->participant, (EntityId_t *) &info->destination_endpoint_key [12]);
if (!lep) {
warn_printf ("CTT: DataReader Token error: not a local DataWriter.");
return;
}
rep = endpoint_lookup (pp, (EntityId_t *) &info->source_endpoint_key [12]);
if (!rep ||
(crypto = rtps_peer_reader_crypto_get ((Writer_t *) lep,
(DiscoveredReader_t *) rep)) == 0) {
eidp = (EntityId_t *) (info->source_endpoint_key + 12);
log_printf (SEC_ID, 0, "CTT: DataReader Token remember (0x%04x)!\r\n", eidp->w);
sec_remember_remote_datareader_tokens (((Writer_t *) lep)->w_crypto,
pp->p_crypto,
eidp,
&info->message_data);
}
else
sec_set_remote_datareader_tokens (((Writer_t *) lep)->w_crypto,
crypto,
&info->message_data);
prof_stop (disc_ctt_rtok, 1);
}
void msg_data_event (Reader_t *rp, NotificationType_t t, int secure)
{
Domain_t *dp = rp->r_subscriber->domain;
Participant_t *pp;
unsigned nchanges;
ChangeData_t change;
ParticipantMessageData *info = NULL;
#ifdef DISC_MSG_DUMP
InfoType_t type;
#endif
int error;
ARG_NOT_USED (secure)
if (t != NT_DATA_AVAILABLE)
return;
rp->r_status &= ~DDS_DATA_AVAILABLE_STATUS;
do {
nchanges = 1;
/*dtrc_print0 ("PMSG: get samples");*/
error = disc_get_data (rp, &change);
if (error) {
/*dtrc_print0 ("- none\r\n");*/
break;
}
/*dtrc_print1 ("- valid(%u)\r\n", change.kind);*/
if (change.kind != ALIVE) {
/*error = hc_get_key (cdp, change.h, &info, 0);
if (error)
continue;*/
#ifdef DISC_MSG_DUMP
type = EI_DELETE;
#endif
hc_inst_free (rp->r_cache, change.h);
}
else {
#ifdef DISC_MSG_DUMP
if (change.is_new)
type = EI_NEW;
else
type = EI_UPDATE;
#endif
info = change.data;
}
pp = entity_participant (change.writer);
if (!pp || /* Not found. */
pp == &dp->participant || /* Own sent info. */
entity_ignored (pp->p_flags)) { /* Ignored. */
hc_inst_free (rp->r_cache, change.h);
continue; /* Filter out unneeded info. */
}
/* If it's a liveliness indication, then propagate it. */
if (info) {
#ifdef DISC_MSG_DUMP
/* Message from remote participant. */
if (spdp_log)
msg_data_info (pp, info, 'R', type);
#endif
if (info->kind [0] == 0 &&
info->kind [1] == 0 &&
info->kind [2] == 0 &&
(info->kind [3] == 1 || info->kind [3] == 2)) {
pp = participant_lookup (dp, &info->participantGuidPrefix);
if (pp)
liveliness_participant_event (pp, info->kind [3] != 1);
}
xfree (info);
}
hc_inst_free (rp->r_cache, change.h);
}
while (nchanges);
}
