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#ifndef _GPXE_HELLO_H
#define _GPXE_HELLO_H
/** @file
*
* "Hello world" TCP protocol
*
*/
#include <stdint.h>
#include <gpxe/tcp.h>
#include <gpxe/async.h>
enum hello_state {
HELLO_SENDING_MESSAGE = 1,
HELLO_SENDING_ENDL,
};
/**
* A "hello world" request
*
*/
struct hello_request {
/** TCP connection for this request */
struct tcp_connection tcp;
/** Current state */
enum hello_state state;
/** Message to be transmitted */
const char *message;
/** Amount of message remaining to be transmitted */
size_t remaining;
/** Callback function
*
* @v data Received data
* @v len Length of received data
*
* This function is called for all data received from the
* remote server.
*/
void ( *callback ) ( char *data, size_t len );
/** Asynchronous operation */
struct async_operation aop;
};
extern struct async_operation * say_hello ( struct hello_request *hello );
#endif
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