/*
* rend_callback
*
* This gets called from the main thread when there is a
* message waiting to be processed.
*/
void rend_callback(void *info) {
REND_MESSAGE msg;
unsigned short usPort;
dns_service_discovery_ref dns_ref=NULL;
/* here, we've seen the message, now we have to process it */
if(rend_read_message(&msg) != sizeof(msg)) {
DPRINTF(E_FATAL,L_REND,"Rendezvous socket closed (daap server crashed?) Aborting.\n");
exit(EXIT_FAILURE);
}
switch(msg.cmd) {
case REND_MSG_TYPE_REGISTER:
DPRINTF(E_DBG,L_REND,"Registering %s.%s (%d)\n",msg.type,msg.name,msg.port);
usPort=htons(msg.port);
dns_ref=DNSServiceRegistrationCreate(msg.name,msg.type,"",usPort,
"txtvers=1\001Database ID=bedabb1edeadbea7",rend_reply,nil);
if(rend_addtorunloop(dns_ref)) {
DPRINTF(E_WARN,L_REND,"Add to runloop failed\n");
rend_send_response(-1);
} else {
rend_send_response(0); /* success */
}
break;
case REND_MSG_TYPE_UNREGISTER:
DPRINTF(E_WARN,L_REND,"Unsupported function: UNREGISTER\n");
rend_send_response(-1); /* error */
break;
case REND_MSG_TYPE_STOP:
DPRINTF(E_DBG,L_REND,"Stopping mDNS\n");
rend_send_response(0);
rend_stoprunloop();
break;
case REND_MSG_TYPE_STATUS:
DPRINTF(E_DBG,L_REND,"Status inquiry -- returning 0\n");
rend_send_response(0); /* success */
break;
default:
break;
}
}
static int ProcessArgs( int argc, char* argv[] )
{
DNSStatus err;
int i;
const char * name;
const char * type;
const char * domain;
uint16_t port;
const char * text;
size_t textSize;
DNSBrowserRef browser;
DNSResolverFlags resolverFlags;
DNSDomainRegistrationType domainType;
const char * label;
const char * host;
const char * ip;
unsigned int b[ 4 ];
DNSNetworkAddress addr;
dns_service_discovery_ref emulatedRef;
// Parse the command line arguments (ignore first argument since it's just the program name).
require_action_string( argc >= 2, exit, err = kDNSBadParamErr, "no arguments specified" );
for( i = 1; i < argc; ++i )
{
if( strcmp( argv[ i ], "-bbd" ) == 0 )
{
// 'b'rowse for 'b'rowsing 'd'omains
fprintf( stdout, "browsing for browsing domains\n" );
err = DNSBrowserCreate( 0, BrowserCallBack, NULL, &browser );
require_noerr_string( err, exit, "create browser failed" );
err = DNSBrowserStartDomainSearch( browser, 0 );
require_noerr_string( err, exit, "start domain search failed" );
}
else if( strcmp( argv[ i ], "-brd" ) == 0 )
{
// 'b'rowse for 'r'egistration 'd'omains
fprintf( stdout, "browsing for registration domains\n" );
err = DNSBrowserCreate( 0, BrowserCallBack, NULL, &browser );
require_noerr_string( err, exit, "create browser failed" );
err = DNSBrowserStartDomainSearch( browser, kDNSBrowserFlagRegistrationDomainsOnly );
require_noerr_string( err, exit, "start domain search failed" );
}
else if( strcmp( argv[ i ], "-bs" ) == 0 )
{
// 'b'rowse for 's'ervices <type> <domain>
require_action_string( argc > ( i + 2 ), exit, err = kDNSBadParamErr, "missing arguments" );
++i;
type = argv[ i++ ];
domain = argv[ i ];
if( ( domain[ 0 ] == '\0' ) || ( ( domain[ 0 ] == '.' ) && ( domain[ 1 ] == '\0' ) ) )
{
domain = "local.";
}
fprintf( stdout, "browsing for \"%s.%s\"\n", type, domain );
err = DNSBrowserCreate( 0, BrowserCallBack, NULL, &browser );
require_noerr_string( err, exit, "create browser failed" );
err = DNSBrowserStartServiceSearch( browser, kDNSBrowserFlagAutoResolve, type, domain );
require_noerr_string( err, exit, "start service search failed" );
}
else if( strcmp( argv[ i ], "-lsi" ) == 0 )
{
// 'l'ookup 's'ervice 'i'nstance <name> <type> <domain>
require_action_string( argc > ( i + 3 ), exit, err = kDNSBadParamErr, "missing arguments" );
++i;
name = argv[ i++ ];
type = argv[ i++ ];
domain = argv[ i ];
if( ( domain[ 0 ] == '\0' ) || ( ( domain[ 0 ] == '.' ) && ( domain[ 1 ] == '\0' ) ) )
{
domain = "local.";
}
fprintf( stdout, "resolving \"%s.%s.%s\"\n", name, type, domain );
resolverFlags = kDNSResolverFlagOnlyIfUnique |
kDNSResolverFlagAutoReleaseByName;
err = DNSResolverCreate( resolverFlags, name, type, domain, ResolverCallBack, 0, NULL, NULL );
require_noerr_string( err, exit, "create resolver failed" );
}
else if( ( strcmp( argv[ i ], "-rdb" ) == 0 ) || ( strcmp( argv[ i ], "-rdbd" ) == 0 ) )
{
// 'r'egister 'd'omain for 'b'rowsing ['d'efault] <domain>
require_action_string( argc > ( i + 1 ), exit, err = kDNSBadParamErr, "missing arguments" );
if( strcmp( argv[ i ], "-rdb" ) == 0 )
{
domainType = kDNSDomainRegistrationTypeBrowse;
label = "";
}
else
{
domainType = kDNSDomainRegistrationTypeBrowseDefault;
label = "default ";
}
++i;
domain = argv[ i ];
if( ( domain[ 0 ] == '\0' ) || ( ( domain[ 0 ] == '.' ) && ( domain[ 1 ] == '\0' ) ) )
{
domain = "local.";
}
fprintf( stdout, "registering \"%s\" as %sbrowse domain\n", domain, label );
err = DNSDomainRegistrationCreate( 0, domain, domainType, NULL );
require_noerr_string( err, exit, "create domain registration failed" );
}
else if( ( strcmp( argv[ i ], "-rdr" ) == 0 ) || ( strcmp( argv[ i ], "-rdrd" ) == 0 ) )
{
// 'r'egister 'd'omain for 'r'egistration ['d'efault] <domain>
require_action_string( argc > ( i + 1 ), exit, err = kDNSBadParamErr, "missing arguments" );
if( strcmp( argv[ i ], "-rdr" ) == 0 )
{
domainType = kDNSDomainRegistrationTypeRegistration;
label = "";
}
else
{
domainType = kDNSDomainRegistrationTypeRegistrationDefault;
label = "default ";
}
++i;
domain = argv[ i ];
if( ( domain[ 0 ] == '\0' ) || ( ( domain[ 0 ] == '.' ) && ( domain[ 1 ] == '\0' ) ) )
{
domain = "local.";
}
fprintf( stdout, "registering \"%s\" as %sregistration domain\n", domain, label );
err = DNSDomainRegistrationCreate( 0, domain, domainType, NULL );
require_noerr_string( err, exit, "create domain registration failed" );
}
else if( strcmp( argv[ i ], "-rs" ) == 0 )
{
// 'r'egister 's'ervice <name> <type> <domain> <port> <txt>
require_action_string( argc > ( i + 5 ), exit, err = kDNSBadParamErr, "missing arguments" );
++i;
name = argv[ i++ ];
type = argv[ i++ ];
domain = argv[ i++ ];
port = (uint16_t) atoi( argv[ i++ ] );
text = argv[ i ];
textSize = strlen( text );
if( ( domain[ 0 ] == '\0' ) || ( ( domain[ 0 ] == '.' ) && ( domain[ 1 ] == '\0' ) ) )
{
domain = "local.";
}
fprintf( stdout, "registering service \"%s.%s.%s\" port %d text \"%s\"\n", name, type, domain, port, text );
err = DNSRegistrationCreate( 0, name, type, domain, (DNSPort) port, text, (DNSCount) textSize, NULL, NULL,
RegistrationCallBack, NULL, NULL );
require_noerr_string( err, exit, "create registration failed" );
}
else if( strcmp( argv[ i ], "-rps" ) == 0 )
{
DNSHostRegistrationFlags hostFlags;
// 'r'egister 'p'roxy 's'ervice <host> <ip> <name> <type> <domain> <port> <txt>
require_action_string( argc > ( i + 7 ), exit, err = kDNSBadParamErr, "missing arguments" );
++i;
host = argv[ i++ ];
ip = argv[ i++ ];
name = argv[ i++ ];
type = argv[ i++ ];
domain = argv[ i++ ];
port = (uint16_t) atoi( argv[ i++ ] );
text = argv[ i ];
textSize = strlen( text );
if( ( domain[ 0 ] == '\0' ) || ( ( domain[ 0 ] == '.' ) && ( domain[ 1 ] == '\0' ) ) )
{
domain = "local.";
}
sscanf( ip, "%u.%u.%u.%u", &b[ 0 ], &b[ 1 ], &b[ 2 ], &b[ 3 ] );
addr.addressType = kDNSNetworkAddressTypeIPv4;
addr.u.ipv4.addr.v8[ 0 ] = (DNSUInt8) b[ 0 ];
addr.u.ipv4.addr.v8[ 1 ] = (DNSUInt8) b[ 1 ];
addr.u.ipv4.addr.v8[ 2 ] = (DNSUInt8) b[ 2 ];
addr.u.ipv4.addr.v8[ 3 ] = (DNSUInt8) b[ 3 ];
fprintf( stdout, "registering proxy service \"%s.%s.%s\" port %d text \"%s\"\n", name, type, domain, port, text );
hostFlags = kDNSHostRegistrationFlagOnlyIfNotFound | kDNSHostRegistrationFlagAutoRenameOnConflict;
err = DNSHostRegistrationCreate( hostFlags, host, domain, &addr, NULL,
HostRegistrationCallBack, NULL, NULL );
require_noerr_string( err, exit, "create host registration failed" );
err = DNSRegistrationCreate( 0, name, type, domain, (DNSPort) port, text, (DNSCount) textSize, host, NULL,
RegistrationCallBack, NULL, NULL );
require_noerr_string( err, exit, "create registration failed" );
}
else if( strcmp( argv[ i ], "-rnss" ) == 0 )
{
// 'r'egister 'n'o 's'uch 's'ervice <name> <type> <domain>
require_action_string( argc > ( i + 3 ), exit, err = kDNSBadParamErr, "missing arguments" );
++i;
name = argv[ i++ ];
type = argv[ i++ ];
domain = argv[ i++ ];
if( ( domain[ 0 ] == '\0' ) || ( ( domain[ 0 ] == '.' ) && ( domain[ 1 ] == '\0' ) ) )
{
domain = "local.";
}
fprintf( stdout, "registering no-such-service \"%s.%s.%s\"\n", name, type, domain );
err = DNSNoSuchServiceRegistrationCreate( 0, name, type, domain, NULL, RegistrationCallBack, NULL, NULL );
require_noerr_string( err, exit, "create no-such-service registration failed" );
}
else if( strcmp( argv[ i ], "-ebs" ) == 0 )
{
// 'e'mulated 'b'rowse for 's'ervices <type> <domain>
require_action_string( argc > ( i + 2 ), exit, err = kDNSBadParamErr, "missing arguments" );
++i;
type = argv[ i++ ];
domain = argv[ i ];
if( ( domain[ 0 ] == '\0' ) || ( ( domain[ 0 ] == '.' ) && ( domain[ 1 ] == '\0' ) ) )
{
domain = "local.";
}
fprintf( stdout, "emulated browsing for \"%s.%s\"\n", type, domain );
emulatedRef = DNSServiceBrowserCreate( type, domain, EmulatedBrowserCallBack, NULL );
require_action_string( emulatedRef, exit, err = kDNSUnknownErr, "create emulated browser failed" );
}
else if( strcmp( argv[ i ], "-ebd" ) == 0 )
{
int registrationOnly;
// 'e'mulated 'b'rowse for 'd'omains <registration/browse>
require_action_string( argc > ( i + 1 ), exit, err = kDNSBadParamErr, "missing arguments" );
++i;
type = argv[ i++ ];
if( strcmp( type, "registration" ) == 0 )
{
registrationOnly = 1;
}
else if( strcmp( type, "browse" ) == 0 )
{
registrationOnly = 0;
}
else
{
require_action_string( 0, exit, err = kDNSBadParamErr, "invalid browse type" );
}
fprintf( stdout, "emulated browsing for %s domains\n", type );
emulatedRef = DNSServiceDomainEnumerationCreate( registrationOnly, EmulatedDomainEnumerationCallBack, NULL );
require_action_string( emulatedRef, exit, err = kDNSUnknownErr, "create emulated domain browser failed" );
}
else if( strcmp( argv[ i ], "-elsi" ) == 0 )
{
// 'e'mulated 'l'ookup 's'ervice 'i'nstance <name> <type> <domain>
require_action_string( argc > ( i + 3 ), exit, err = kDNSBadParamErr, "missing arguments" );
++i;
name = argv[ i++ ];
type = argv[ i++ ];
domain = argv[ i ];
if( ( domain[ 0 ] == '\0' ) || ( ( domain[ 0 ] == '.' ) && ( domain[ 1 ] == '\0' ) ) )
{
domain = "local.";
}
fprintf( stdout, "emulated resolving \"%s.%s.%s\"\n", name, type, domain );
emulatedRef = DNSServiceResolverResolve( name, type, domain, EmulatedResolverCallBack, NULL );
require_action_string( emulatedRef, exit, err = kDNSUnknownErr, "create emulated resolver failed" );
}
else if( strcmp( argv[ i ], "-ers" ) == 0 )
{
// 'e'mulated 'r'egister 's'ervice <name> <type> <domain> <port> <txt>
require_action_string( argc > ( i + 5 ), exit, err = kDNSBadParamErr, "missing arguments" );
++i;
name = argv[ i++ ];
type = argv[ i++ ];
domain = argv[ i++ ];
port = (uint16_t) atoi( argv[ i++ ] );
text = argv[ i ];
textSize = strlen( text );
if( ( domain[ 0 ] == '\0' ) || ( ( domain[ 0 ] == '.' ) && ( domain[ 1 ] == '\0' ) ) )
{
domain = "local.";
}
fprintf( stdout, "registering service \"%s.%s.%s\" port %d text \"%s\"\n", name, type, domain, port, text );
emulatedRef = DNSServiceRegistrationCreate( name, type, domain, htons( port ), text,
EmulatedRegistrationCallBack, NULL );
require_action_string( emulatedRef, exit, err = kDNSUnknownErr, "create emulated registration failed" );
}
else if( ( argv[ i ][ 0 ] == '-' ) && isdigit( argv[ i ][ 1 ] ) )
{
// Preset
ProcessPreset( atoi( &argv[ i ][ 1 ] ) );
err = 0;
goto exit;
}
else if( strcmp( argv[ i ], "-q" ) == 0 )
{
// Quiet (no text records)
gPrintTXTRecords = 0;
}
else if( ( strcmp( argv[ i ], "-help" ) == 0 ) || ( strcmp( argv[ i ], "-h" ) == 0 ) )
{
// Help
Usage();
err = 0;
goto exit;
}
else
{
// Unknown parameter.
require_action_string( 0, exit, err = kDNSBadParamErr, "unknown parameter" );
goto exit;
}
}
// Run until control-C'd.
#if( __MACH__ )
CFRunLoopRun();
#endif
#if( defined( WINVER ) )
while( !gQuit )
{
Sleep( 200 );
}
#endif
err = kDNSNoErr;
exit:
if( err )
{
Usage();
}
return( err );
}
