#include "printer.h"
#include "cfwi/cfwi.h"
#include "stdint.h"

#define hexchar( i ) ( ( ( i ) < 10 ) ? ( '0' + ( i ) ) : ( 'A' - 10 + ( i ) ) )

void
printer_uint16( uint16_t n )
{
    if ( n / 10 != 0 )
    {
        printer_uint16( n / 10 );
    }

    fw_mc_send_printer( ( n % 10 ) + '0' );
}

void
printer_uint8_as_hex( uint8_t v ) __z88dk_fastcall
{
    fw_mc_send_printer( hexchar( v >> 4 ) );
    fw_mc_send_printer( hexchar( v & 0x0F ) );
}

void
printer_uint8_as_hex_with_prefix( uint8_t v ) __z88dk_fastcall
{
    fw_mc_send_printer( ' ' );
    fw_mc_send_printer( '0' );
    fw_mc_send_printer( 'x' );
    printer_uint8_as_hex( v );
}

void
printer_uint16_as_hex_with_prefix( uint16_t v ) __z88dk_fastcall
{
    fw_mc_send_printer( ' ' );
    fw_mc_send_printer( '0' );
    fw_mc_send_printer( 'x' );
    printer_uint8_as_hex( v >> 8 );
    printer_uint8_as_hex( v );
}

void
printer_uint32_as_hex_with_prefix( uint32_t v ) __z88dk_fastcall
{
    fw_mc_send_printer( ' ' );
    fw_mc_send_printer( '0' );
    fw_mc_send_printer( 'x' );
    printer_uint8_as_hex( v >> 24 );
    printer_uint8_as_hex( v >> 16 );
    printer_uint8_as_hex( v >> 8 );
    printer_uint8_as_hex( v );
}