libspectrum_error
libspectrum_sna_write( libspectrum_byte **buffer, size_t *length,
int *out_flags, libspectrum_snap *snap,
int in_flags GCC_UNUSED )
{
libspectrum_error error = LIBSPECTRUM_ERROR_NONE;
libspectrum_byte *ptr;
/* Minor info loss already due to things like tstate count, halted state,
etc which are not stored in .sna format */
*out_flags = LIBSPECTRUM_FLAG_SNAPSHOT_MINOR_INFO_LOSS;
/* We don't store +D info at all */
if( libspectrum_snap_plusd_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't store Beta info at all */
if( libspectrum_snap_beta_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't store Opus info at all */
if( libspectrum_snap_opus_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't save IDE interface info at all */
if( libspectrum_snap_zxatasp_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
if( libspectrum_snap_zxcf_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
if( libspectrum_snap_simpleide_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
if( libspectrum_snap_divide_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't save the Interface 2 ROM at all */
if( libspectrum_snap_interface2_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't save the Timex Dock at all */
if( libspectrum_snap_dock_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't save custom ROMs at all */
if( libspectrum_snap_custom_rom( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't save AY interfaces at all */
if( libspectrum_snap_fuller_box_active( snap ) ||
libspectrum_snap_melodik_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't save the Specdrum state at all */
if( libspectrum_snap_specdrum_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't save the Spectranet state at all */
if( libspectrum_snap_spectranet_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't save the uSource state at all */
if( libspectrum_snap_usource_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't save the DISCiPLE state at all */
if( libspectrum_snap_disciple_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* We don't save the Didaktik80 state at all */
if( libspectrum_snap_didaktik80_active( snap ) )
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
ptr = *buffer;
write_header( buffer, &ptr, length, snap );
switch( libspectrum_snap_machine( snap ) ) {
case LIBSPECTRUM_MACHINE_48_NTSC:
case LIBSPECTRUM_MACHINE_TC2048:
case LIBSPECTRUM_MACHINE_TC2068:
case LIBSPECTRUM_MACHINE_TS2068:
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* Fall through */
case LIBSPECTRUM_MACHINE_16:
case LIBSPECTRUM_MACHINE_48:
error = write_48k_sna( buffer, &ptr, length, snap );
break;
case LIBSPECTRUM_MACHINE_128:
case LIBSPECTRUM_MACHINE_128E:
case LIBSPECTRUM_MACHINE_PENT512:
case LIBSPECTRUM_MACHINE_PENT1024:
case LIBSPECTRUM_MACHINE_PLUS2:
case LIBSPECTRUM_MACHINE_PLUS2A:
case LIBSPECTRUM_MACHINE_PLUS3:
case LIBSPECTRUM_MACHINE_PLUS3E:
case LIBSPECTRUM_MACHINE_SCORP:
case LIBSPECTRUM_MACHINE_SE:
*out_flags |= LIBSPECTRUM_FLAG_SNAPSHOT_MAJOR_INFO_LOSS;
/* Fall through */
case LIBSPECTRUM_MACHINE_PENT:
error = write_128k_sna( buffer, &ptr, length, snap );
break;
case LIBSPECTRUM_MACHINE_UNKNOWN:
libspectrum_print_error( LIBSPECTRUM_ERROR_LOGIC,
"Emulated machine type is set to 'unknown'!" );
return LIBSPECTRUM_ERROR_LOGIC;
}
if( error ) return error;
/* Set length to be actual length, not allocated length */
*length = ptr - *buffer;
return LIBSPECTRUM_ERROR_NONE;
}
static void
melodik_enabled_snapshot( libspectrum_snap *snap )
{
if( libspectrum_snap_melodik_active( snap ) )
settings_current.melodik = 1;
}
