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circuits_uart

1.6.0
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Discover and use UARTs and serial ports in Elixir

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circuits_uart src ei_copy encode_version.c
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src/ei_copy/encode_version.c 

// SPDX-FileCopyrightText: Ericsson AB 1998-2009. All Rights Reserved.

//

// SPDX-License-Identifier: Apache-2.0

#include "eidef.h"

#include "eiext.h"

#include "putget.h"



/* add the version identifier to the start of the buffer */

int ei_encode_version(char *buf, int *index)

{

  char *s = buf + *index;

  char *s0 = s;



  if (!buf) s ++;

  else put8(s,(unsigned char)ERL_VERSION_MAGIC);

  *index += s-s0;

  

  return 0;

}