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/* $Id: nws_nameserver.h,v 1.26 2004/08/19 23:44:37 graziano Exp $ */
#ifndef NWS_NAMESERVER_H
#define NWS_NAMESERVER_H
#ifdef __cplusplus
extern "C" {
#endif
/* used only by nws_nameserver.c. No public interface available here */
/* definitions of expired timestamp */
#define EXPIRED 1
/* how often to save the registrations to file: default is
* DEFAULT_HOST_BEAT/2 */
#define DEFAULT_COMPRESSION_FREQUENCY (15 * 30)
#define DEFAULT_FILE "registrations" /* name of the
registration's file
(backup only) */
/* defaults timeouts for nws_nameserver */
#define MIN_TIME_OUT 10
#define MAX_TIME_OUT 120
#define TIMEOUT_TIME_OUT 15
/* time to wait till try again after a failed connection */
#define NAP_TIME 60
/* attribute name we add when we use mirroring capabilities */
#define FROM_NS "fromNameserver"
#define FROM_NS_LEN 14
/*
* keep a cache of the nameservers we are registering with: we want to
* keep the socket open
*/
typedef struct {
int howMany; /* the number of nameservers */
char **reg; /* the NS registration */
struct host_cookie *cookie;
unsigned long *last; /* last time we tried to talk to them */
registrations *queue; /* messages that failed to send (register) */
registrations *deQueue; /* messages that failed to send (unregister) */
} nameServerCache;
/* forward declaration */
static int CheckNScache(Object registration, Socket sd);
static int AddToNSqueue(Object registration, long timeOut);
static int ForwardNSqueue(int);
#ifdef __cplusplus
}
#endif
#endif /* NWS_NAMESERVER_H */
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