/*
* ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001-2003 by Alexander Barton (alex@barton.de)
+ * Copyright (c)2001-2004 by Alexander Barton (alex@barton.de)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* (at your option) any later version.
* Please read the file COPYING, README and AUTHORS for more information.
*
- * Rendezvous service registration (using Mach Ports, e.g. Mac OS X)
+ * Rendezvous service registration.
+ *
+ * Supported APIs are:
+ * - Apple Mac OS X
+ * - Howl
*/
#include "portab.h"
-#ifdef RENDEZVOUS
+#ifdef ZEROCONF
-static char UNUSED id[] = "$Id: rendezvous.c,v 1.1 2003/02/23 12:02:26 alex Exp $";
+static char UNUSED id[] = "$Id: rendezvous.c,v 1.8 2006/05/10 21:24:01 alex Exp $";
#include "imp.h"
#include <assert.h>
#include <DNSServiceDiscovery/DNSServiceDiscovery.h>
#endif
+#ifdef HAVE_RENDEZVOUS_RENDEZVOUS_H
+#include <rendezvous/rendezvous.h>
+#endif
+
#include "defines.h"
#include "log.h"
#include "rendezvous.h"
+#if defined(HAVE_DNSSERVICEREGISTRATIONCREATE)
+# define APPLE
+#elif defined(HAVE_SW_DISCOVERY_INIT)
+# define HOWL
+#else
+# error "Can't detect Rendezvous API!?"
+#endif
+
+
+#define MAX_RENDEZVOUS 1000
+
typedef struct _service
{
+ char Desc[CLIENT_ID_LEN];
+#ifdef APPLE
dns_service_discovery_ref Discovery_Ref;
mach_port_t Mach_Port;
- CHAR Desc[CLIENT_ID_LEN];
+#endif
+#ifdef HOWL
+ sw_discovery_oid Id;
+#endif
} SERVICE;
+static SERVICE My_Rendezvous[MAX_RENDEZVOUS];
-LOCAL VOID Registration_Reply_Handler( DNSServiceRegistrationReplyErrorType ErrCode, VOID *Context );
-LOCAL VOID Unregister( INT Idx );
+static void Unregister( int Idx );
+
+
+/* -- Apple API -- */
+
+#ifdef APPLE
-#define MAX_RENDEZVOUS 1000
#define MAX_MACH_MSG_SIZE 512
+static void Registration_Reply_Handler( DNSServiceRegistrationReplyErrorType ErrCode, void *Context );
+
+#endif /* Apple */
+
+
+/* -- Howl API -- */
+
+#ifdef HOWL
+
+static sw_discovery My_Discovery_Session = NULL;
+static sw_salt My_Salt;
-LOCAL SERVICE My_Rendezvous[MAX_RENDEZVOUS];
+static sw_result HOWL_API Registration_Reply_Handler( sw_discovery Session, sw_discovery_publish_status Status, sw_discovery_oid Id, sw_opaque Extra );
+#endif /* Howl */
-GLOBAL VOID Rendezvous_Init( VOID )
+
+GLOBAL void Rendezvous_Init( void )
{
/* Initialize structures */
- INT i;
+ int i;
- for( i = 0; i < MAX_RENDEZVOUS; i++ )
+#ifdef HOWL
+ if( sw_discovery_init( &My_Discovery_Session ) != SW_OKAY )
{
- My_Rendezvous[i].Discovery_Ref = 0;
- My_Rendezvous[i].Mach_Port = 0;
+ Log( LOG_EMERG, "Can't initialize Rendezvous (Howl): sw_discovery_init() failed!" );
+ Log( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME );
+ exit( 1 );
+ }
+
+ if( sw_discovery_salt( My_Discovery_Session, &My_Salt ) != SW_OKAY )
+ {
+ Log( LOG_EMERG, "Can't initialize Rendezvous (Howl): sw_discovery_salt() failed!" );
+ Log( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME );
+ exit( 1 );
}
+#endif
+
+ for( i = 0; i < MAX_RENDEZVOUS; i++ ) My_Rendezvous[i].Desc[0] = '\0';
} /* Rendezvous_Init */
-GLOBAL VOID Rendezvous_Exit( VOID )
+GLOBAL void Rendezvous_Exit( void )
{
/* Clean up & exit module */
- INT i;
+ int i;
for( i = 0; i < MAX_RENDEZVOUS; i++ )
{
- if( My_Rendezvous[i].Discovery_Ref ) Unregister( i );
+ if( My_Rendezvous[i].Desc[0] ) Unregister( i );
}
+
+#ifdef HOWL
+ sw_discovery_fina( My_Discovery_Session );
+#endif
} /* Rendezvous_Exit */
-GLOBAL BOOLEAN Rendezvous_Register( CHAR *Name, CHAR *Type, UINT Port )
+GLOBAL bool Rendezvous_Register( char *Name, char *Type, UINT16 Port )
{
/* Register new service */
- INT i;
+ int i;
/* Search free port structure */
- for( i = 0; i < MAX_RENDEZVOUS; i++ ) if( ! My_Rendezvous[i].Discovery_Ref ) break;
+ for( i = 0; i < MAX_RENDEZVOUS; i++ ) if( ! My_Rendezvous[i].Desc[0] ) break;
if( i >= MAX_RENDEZVOUS )
{
Log( LOG_ERR, "Can't register \"%s\" with Rendezvous: limit (%d) reached!", Name, MAX_RENDEZVOUS );
- return FALSE;
+ return false;
}
strlcpy( My_Rendezvous[i].Desc, Name, sizeof( My_Rendezvous[i].Desc ));
+#ifdef APPLE
/* Register new service */
- My_Rendezvous[i].Discovery_Ref = DNSServiceRegistrationCreate( Name, Type, "", htonl( Port ), "", Registration_Reply_Handler, My_Rendezvous[i].Desc );
+ My_Rendezvous[i].Discovery_Ref = DNSServiceRegistrationCreate( Name, Type, "", htonl( Port ), "", Registration_Reply_Handler, &My_Rendezvous[i] );
if( ! My_Rendezvous[i].Discovery_Ref )
{
Log( LOG_ERR, "Can't register \"%s\" with Rendezvous: can't register service!", My_Rendezvous[i].Desc );
- return FALSE;
+ My_Rendezvous[i].Desc[0] = '\0';
+ return false;
}
/* Get and save the corresponding Mach Port */
Log( LOG_ERR, "Can't register \"%s\" with Rendezvous: got no Mach Port!", My_Rendezvous[i].Desc );
/* Here we actually leek a descriptor :-( */
My_Rendezvous[i].Discovery_Ref = 0;
- return FALSE;
+ My_Rendezvous[i].Desc[0] = '\0';
+ return false;
}
+#endif /* Apple */
+
+#ifdef HOWL
+ if( sw_discovery_publish( My_Discovery_Session, 0, Name, Type, NULL, NULL, Port, NULL, 0, Registration_Reply_Handler, &My_Rendezvous[i], &My_Rendezvous[i].Id ) != SW_OKAY )
+ {
+ Log( LOG_ERR, "Can't register \"%s\" with Rendezvous: can't register service!", My_Rendezvous[i].Desc );
+ My_Rendezvous[i].Desc[0] = '\0';
+ return false;
+ }
+#endif /* Howl */
Log( LOG_DEBUG, "Rendezvous: Registering \"%s\" ...", My_Rendezvous[i].Desc );
- return TRUE;
+ return true;
} /* Rendezvous_Register */
-GLOBAL BOOLEAN Rendezvous_Unregister( CHAR *Name )
+GLOBAL bool Rendezvous_Unregister( char *Name )
{
/* Unregister service from rendezvous */
- INT i;
- BOOLEAN ok;
+ int i;
+ bool ok;
- ok = FALSE;
+ ok = false;
for( i = 0; i < MAX_RENDEZVOUS; i++ )
{
if( strcmp( Name, My_Rendezvous[i].Desc ) == 0 )
{
Unregister( i );
- ok = TRUE;
+ ok = true;
}
}
} /* Rendezvous_Unregister */
-GLOBAL VOID Rendezvous_UnregisterListeners( VOID )
+GLOBAL void Rendezvous_UnregisterListeners( void )
{
/* Unregister all our listening sockets from Rendezvous */
- INT i;
+ int i;
for( i = 0; i < MAX_RENDEZVOUS; i++ )
{
- if( strchr( My_Rendezvous[i].Desc, '.' )) Unregister( i );
+ if( My_Rendezvous[i].Desc[0] ) Unregister( i );
}
} /* Rendezvous_UnregisterListeners */
-GLOBAL VOID Rendezvous_Handler( VOID )
+GLOBAL void Rendezvous_Handler( void )
{
/* Handle all Rendezvous stuff; this function must be called
* periodically from the run loop of the main program */
- INT i;
- CHAR buffer[MAX_MACH_MSG_SIZE];
+#ifdef APPLE
+ int i;
+ char buffer[MAX_MACH_MSG_SIZE];
mach_msg_return_t result;
mach_msg_header_t *msg;
/* Handle message */
if( result == MACH_MSG_SUCCESS ) DNSServiceDiscovery_handleReply( msg );
#ifdef DEBUG
- else if( result != MACH_RCV_TIMED_OUT ) Log( LOG_DEBUG, "mach_msg(): %ld", (LONG)result );
-#endif
+ else if( result != MACH_RCV_TIMED_OUT ) Log( LOG_DEBUG, "mach_msg(): %ld", (long)result );
+#endif /* Debug */
}
+#endif /* Apple */
+
+#ifdef HOWL
+ sw_ulong msecs = 10;
+ sw_salt_step( My_Salt, &msecs );
+#endif
} /* Rendezvous_Handler */
-LOCAL VOID Registration_Reply_Handler( DNSServiceRegistrationReplyErrorType ErrCode, VOID *Context )
+static void Unregister( int Idx )
{
- CHAR txt[50];
+ /* Unregister service */
+
+#ifdef APPLE
+ DNSServiceDiscoveryDeallocate( My_Rendezvous[Idx].Discovery_Ref );
+#endif /* Apple */
+
+#ifdef HOWL
+ if( sw_discovery_cancel( My_Discovery_Session, My_Rendezvous[Idx].Id ) != SW_OKAY )
+ {
+ Log( LOG_ERR, "Rendezvous: Failed to unregister \"%s\"!", My_Rendezvous[Idx].Desc );
+ return;
+ }
+#endif /* Howl */
+
+ Log( LOG_INFO, "Unregistered \"%s\" from Rendezvous.", My_Rendezvous[Idx].Desc );
+ My_Rendezvous[Idx].Desc[0] = '\0';
+} /* Unregister */
+
+
+/* -- Apple API -- */
+
+#ifdef APPLE
+
+
+static void Registration_Reply_Handler( DNSServiceRegistrationReplyErrorType ErrCode, void *Context )
+{
+ SERVICE *s = (SERVICE *)Context;
+ char txt[50];
if( ErrCode == kDNSServiceDiscoveryNoError )
{
/* Success! */
- Log( LOG_INFO, "Successfully registered \"%s\" with Rendezvous.", Context ? Context : "NULL" );
+ Log( LOG_INFO, "Successfully registered \"%s\" with Rendezvous.", s->Desc );
return;
}
strcpy( txt, "name conflict!" );
break;
default:
- sprintf( txt, "error code %ld!", (LONG)ErrCode );
+ snprintf(txt, sizeof txt, "error code %ld!",
+ (long)ErrCode);
}
- Log( LOG_INFO, "Can't register \"%s\" with Rendezvous: %s", Context ? Context : "NULL", txt );
+ Log( LOG_INFO, "Can't register \"%s\" with Rendezvous: %s", s->Desc, txt );
+ s->Desc[0] = '\0';
} /* Registration_Reply_Handler */
-LOCAL VOID Unregister( INT Idx )
+#endif /* Apple */
+
+
+/* -- Howl API -- */
+
+#ifdef HOWL
+
+
+static sw_result HOWL_API Registration_Reply_Handler( sw_discovery Session, sw_discovery_publish_status Status, UNUSED sw_discovery_oid Id, sw_opaque Extra )
{
- /* Unregister service */
+ SERVICE *s = (SERVICE *)Extra;
+ char txt[50];
- DNSServiceDiscoveryDeallocate( My_Rendezvous[Idx].Discovery_Ref );
- Log( LOG_INFO, "Unregistered \"%s\" from Rendezvous.", My_Rendezvous[Idx].Desc );
- My_Rendezvous[Idx].Discovery_Ref = 0;
-} /* Unregister */
+ assert( Session == My_Discovery_Session );
+ assert( Extra != NULL );
+
+ if( Status == SW_DISCOVERY_PUBLISH_STARTED || Status == SW_DISCOVERY_PUBLISH_STOPPED )
+ {
+ /* Success! */
+ Log( LOG_INFO, "Successfully registered \"%s\" with Rendezvous.", s->Desc );
+ return SW_OKAY;
+ }
+
+ switch( Status )
+ {
+ case SW_DISCOVERY_PUBLISH_NAME_COLLISION:
+ strcpy( txt, "name conflict!" );
+ break;
+ default:
+ snprintf(txt, sizeof txt, "error code %ld!",
+ (long)Status);
+ }
+
+ Log( LOG_INFO, "Can't register \"%s\" with Rendezvous: %s", s->Desc, txt );
+ s->Desc[0] = '\0';
+
+ return SW_OKAY;
+} /* Registration_Reply_Handler */
+
+
+#endif /* Howl */
-#endif /* RENDEZVOUS */
+#endif /* ZEROCONF */
/* -eof- */