/* build with cl -I"C:\Program Files\Rendezvous\Include" rendezvous.c $(LDLOADLIBS) "C:\Program Files\Rendezvous\lib\dnssd.lib" */

#include "dns_sd.h"
#include "dns_sd.h"
#include <stdio.h>  // For stdout, stderr
#include <stdlib.h> // For exit()
#include <string.h> // For strlen(), strcpy(), bzero()
#include <errno.h>  // For errno, EINTR
#include <time.h>

typedef union { unsigned char b[2]; unsigned short NotAnInteger; } Opaque16;

static DNSServiceRef client = NULL;
int stopNow = 0;
int timeOut = 100000000;

static void DNSSD_API
reg_reply(DNSServiceRef client, DNSServiceFlags flags, DNSServiceErrorType errorCode,
	  const char *name, const char *regtype, const char *domain, void *context) {
    (void)client;   // Unused
    (void)flags;    // Unused
    (void)context;  // Unused

    printf("Got a reply for %s.%s%s: ", name, regtype, domain);
    switch (errorCode) {
    case kDNSServiceErr_NoError:      printf("Name now registered and active\n"); break;
    case kDNSServiceErr_NameConflict: printf("Name in use, please choose another\n"); exit(-1);
    default:                          printf("Error %d\n", errorCode); return;
    }
}

void myTimerCallBack(void) { }

static void HandleEvents(void) {
    int dns_sd_fd = DNSServiceRefSockFD(client);
    int nfds = dns_sd_fd + 1;
    fd_set readfds;
    struct timeval tv;
    int result;

    printf("fd: %d\n", dns_sd_fd);

    while (!stopNow) {
	// 1. Set up the fd_set as usual here.
	// This example client has no file descriptors of its own,
	// but a real application would call FD_SET to add them to the set here
	FD_ZERO(&readfds);

	// 2. Add the fd for our client(s) to the fd_set
	FD_SET(dns_sd_fd, &readfds);

	// 3. Set up the timeout.
	tv.tv_sec = timeOut;
	tv.tv_usec = 0;

	result = select(nfds, &readfds, (fd_set*)NULL, (fd_set*)NULL, &tv);
	printf("got result: %d\n", result);
	if (result > 0)
	    {
		if (FD_ISSET(dns_sd_fd, &readfds)) DNSServiceProcessResult(client);
	    }
	else if (result == 0)
	    myTimerCallBack();
	else
	    {
		printf("select() returned %d errno %d %s\n", result, errno, strerror(errno));
		if (errno != EINTR) stopNow = 1;
	    }
    }
}

int
main(int argc, char **argv) {
    const char *name = "Astoria";
    const char *type = "_daap._tcp";
    const char *domain = "local";
    uint16_t port = 8181;
    Opaque16 registerPort = { { port << 8, port & 0xff } };

    DNSServiceErrorType err;
    err = DNSServiceRegister(&client, 0, 0, name, type, domain, NULL, registerPort.NotAnInteger, 0, NULL, reg_reply, NULL);
    HandleEvents();
    DNSServiceRefDeallocate(client);
    return 0;
}
#include "dns_sd.h"
#include <stdio.h>// For stdout, stderr
#include <stdlib.h>// For exit()
#include <string.h>// For strlen(), strcpy(), bzero()
#include <errno.h>          // For errno, EINTR
#include <time.h>

typedef union { unsigned char b[2]; unsigned short NotAnInteger; } Opaque16;

static DNSServiceRef client = NULL;
int stopNow = 0;
int timeOut = 100000000;

static void DNSSD_API
reg_reply(DNSServiceRef client, DNSServiceFlags flags, DNSServiceErrorType errorCode,
	  const char *name, const char *regtype, const char *domain, void *context) {
    (void)client;   // Unused
    (void)flags;    // Unused
    (void)context;  // Unused

    printf("Got a reply for %s.%s%s: ", name, regtype, domain);
    switch (errorCode) {
    case kDNSServiceErr_NoError:      printf("Name now registered and active\n"); break;
    case kDNSServiceErr_NameConflict: printf("Name in use, please choose another\n"); exit(-1);
    default:                          printf("Error %d\n", errorCode); return;
    }
}

void myTimerCallBack(void) { }

static void HandleEvents(void) {
    int dns_sd_fd = DNSServiceRefSockFD(client);
    int nfds = dns_sd_fd + 1;
    fd_set readfds;
    struct timeval tv;
    int result;

    printf("fd: %d\n", dns_sd_fd);

    while (!stopNow) {
	// 1. Set up the fd_set as usual here.
	// This example client has no file descriptors of its own,
	// but a real application would call FD_SET to add them to the set here
	FD_ZERO(&readfds);

	// 2. Add the fd for our client(s) to the fd_set
	FD_SET(dns_sd_fd, &readfds);

	// 3. Set up the timeout.
	tv.tv_sec = timeOut;
	tv.tv_usec = 0;

	result = select(nfds, &readfds, (fd_set*)NULL, (fd_set*)NULL, &tv);
	printf("got result: %d\n", result);
	if (result > 0)
	    {
		if (FD_ISSET(dns_sd_fd, &readfds)) DNSServiceProcessResult(client);
	    }
	else if (result == 0)
	    myTimerCallBack();
	else
	    {
		printf("select() returned %d errno %d %s\n", result, errno, strerror(errno));
		if (errno != EINTR) stopNow = 1;
	    }
    }
}

int
main(int argc, char **argv) {
    const char *name = "Astoria";
    const char *type = "_daap._tcp";
    const char *domain = "local";
    uint16_t port = 8181;
    Opaque16 registerPort = { { port << 8, port & 0xff } };

    DNSServiceErrorType err;
    err = DNSServiceRegister(&client, 0, 0, name, type, domain, NULL, registerPort.NotAnInteger, 0, NULL, reg_reply, NULL);
    HandleEvents();
    DNSServiceRefDeallocate(client);
    return 0;
}