// Initialize a client
//
// Initialization can be done with C function pointers, Obj-C delegates, or
// by passing in Obj-C blocks.
self.client = [[HydrogenClient alloc] initWithHydrogenDelegate:self];

// Connect to a hydrogen server
NSString *hostAddress = @"127.0.0.1";
uint16_t port = 1337;
[self.client connectToHostWithAddress:hostAddress andPort:port];

// Send a thing to server
const char *ping = "ping";
NSData *buffer = [[NSData alloc] initWithBytes:ping length:4];
[self.client write:buffer];

// Disconnect
[self.client disconnect];


// Hydrogen Protocol

// Called when connection to host has been established
- (void)onConnected
{
    NSLog(@"onConnected");
}

// Called when connection to host has been lost
- (void)onDisconnected
{
    NSLog(@"onDisconnected");
}

// Called when data is received from host
- (void)onDataReceived:(const uint8_t *)buffer withLen:(const size_t)len
{
    NSLog(@"onDataReceived");
    // Consumer is responsible for freeing buffer
}

// Called when an error has been encountered
- (void)onError:(HydrogenResult)error
{
    NSLog(@"onError");
}