$op = $x['op'];
++$p;
switch ( $op ) {
- case self::XDL_BDOP_INS:
- $x = unpack( 'Csize', substr( $diff, $p, 1 ) );
- $p++;
- $out .= substr( $diff, $p, $x['size'] );
- $p += $x['size'];
- break;
- case self::XDL_BDOP_INSB:
- $x = unpack( 'Vcsize', substr( $diff, $p, 4 ) );
- $p += 4;
- $out .= substr( $diff, $p, $x['csize'] );
- $p += $x['csize'];
- break;
- case self::XDL_BDOP_CPY:
- $x = unpack( 'Voff/Vcsize', substr( $diff, $p, 8 ) );
- $p += 8;
- $out .= substr( $base, $x['off'], $x['csize'] );
- break;
- default:
- wfDebug( __METHOD__ . ": invalid op\n" );
- return false;
+ case self::XDL_BDOP_INS:
+ $x = unpack( 'Csize', substr( $diff, $p, 1 ) );
+ $p++;
+ $out .= substr( $diff, $p, $x['size'] );
+ $p += $x['size'];
+ break;
+ case self::XDL_BDOP_INSB:
+ $x = unpack( 'Vcsize', substr( $diff, $p, 4 ) );
+ $p += 4;
+ $out .= substr( $diff, $p, $x['csize'] );
+ $p += $x['csize'];
+ break;
+ case self::XDL_BDOP_CPY:
+ $x = unpack( 'Voff/Vcsize', substr( $diff, $p, 8 ) );
+ $p += 8;
+ $out .= substr( $base, $x['off'], $x['csize'] );
+ break;
+ default:
+ wfDebug( __METHOD__ . ": invalid op\n" );
+ return false;
}
}
return $out;