short
SCTP_setPrimary(unsigned int associationID, short path_id)
{
int result;
if ((result = sctp_setPrimary(associationID, path_id)) != 0) {
if (result == SCTP_LIBRARY_NOT_INITIALIZED) {
fprintf(stderr, "sctp_setPrimary: library not initialized.\n");
} else
if (result == SCTP_ASSOC_NOT_FOUND) {
fprintf(stderr, "sctp_setPrimary: association not found.\n");
} else
if (result == SCTP_MODULE_NOT_FOUND) {
fprintf(stderr, "sctp_setPrimary: internal error.\n");
} else
if (result == SCTP_UNSPECIFIED_ERROR) {
fprintf(stderr, "sctp_setPrimary: internal error (data structure not yet allocated).\n");
} else
if (result == SCTP_PARAMETER_PROBLEM) {
fprintf(stderr, "sctp_setPrimary: Path Id invalid.\n");
} else
if (result == SCTP_SPECIFIC_FUNCTION_ERROR) {
fprintf(stderr, "sctp_setPrimary: association is not in state established, or primary path inactive\n");
}
fflush(stderr);
}
return result;
}
void networkStatusChangeNotif(unsigned int assocID, short destAddrIndex, unsigned short newState, void* ulpDataPtr)
{
SCTP_AssociationStatus assocStatus;
SCTP_PathStatus pathStatus;
unsigned short pathID;
if (verbose) {
sprintf(tstr, "%-8x: Network status change: path %u is now %s\n",
assocID, destAddrIndex, ((newState == SCTP_PATH_OK) ? "ACTIVE" : "INACTIVE"));
waddstr(statusWin,tstr);
wrefresh(statusWin);
}
/* if the primary path has become inactive */
if ((newState == SCTP_PATH_UNREACHABLE) &&
(destAddrIndex == sctp_getPrimary(assocID))) {
/* select a new one */
sctp_getAssocStatus(assocID, &assocStatus);
for (pathID=0; pathID < assocStatus.numberOfAddresses; pathID++){
sctp_getPathStatus(assocID, pathID, &pathStatus);
if (pathStatus.state == SCTP_PATH_OK)
break;
}
/* and use it */
if (pathID < assocStatus.numberOfAddresses) {
sctp_setPrimary(assocID, pathID);
getDestinationIPaddr((char *)peeraddr);
}
}
}
void networkStatusChangeNotif(unsigned int assocID, short destAddrIndex, unsigned short newState, void* ulpDataPtr)
{
SCTP_AssociationStatus assocStatus;
SCTP_PathStatus pathStatus;
unsigned short pathID;
sctp_getPathStatus(assocID, destAddrIndex , &pathStatus);
sprintf(statusInfo, " Association ID =%-8x: Network status change: path %u (towards %s) is now %s\n",
assocID, destAddrIndex, pathStatus.destinationAddress, pathStateName(newState));
waddstr(statusWin,statusInfo);
wrefresh(statusWin);
/* if the primary path has become inactive */
if ((newState == SCTP_PATH_UNREACHABLE) &&
(destAddrIndex == sctp_getPrimary(assocID))) {
sctp_getAssocStatus(assocID, &assocStatus);
for (pathID=0; pathID < assocStatus.numberOfAddresses; pathID++)
{
sctp_getPathStatus(assocID, pathID, &pathStatus);
if (pathStatus.state == SCTP_PATH_OK)
{
break;
}
}
/* and use it */
if (pathID < assocStatus.numberOfAddresses)
{
sctp_setPrimary(assocID, pathID);
}
}
/* Display functions */
ncurses_display_AssocStatus(assocID);
displayPathDetails = 0;
ncurses_display_PathStatus(assocID);
}
