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