public int method_4(Class47 class470, Class67 class670)
{
var @class = new OggClass3();
if (class670 != null)
{
@class.method_4(class670.Byte0, class670.Int0, class670.Int1);
var array = new byte[6];
var num = @class.method_6(8);
@class.method_5(array, 6);
if (array[0] == 118 && array[1] == 111 && array[2] == 114 && array[3] == 98 && array[4] == 105)
{
if (array[5] == 115)
{
switch (num)
{
case 1:
if (class670.Int2 == 0)
{
return(-1);
}
if (Int9 != 0)
{
return(-1);
}
return(method_2(@class));
case 2:
case 4:
return(-1);
case 3:
if (Int9 == 0)
{
return(-1);
}
return(class470.method_1(@class));
case 5:
if (Int9 != 0 && class470.Byte1 != null)
{
return(method_3(@class));
}
return(-1);
default:
return(-1);
}
}
}
return(-1);
}
return(-1);
}
private int method_12()
{
_int20 = 1;
_oggClass5 = new OggClass5[_int20];
_oggClass5[0] = new OggClass5();
_class470 = new Class47[_int20];
_class470[0] = new Class47();
var array = new int[1];
if (method_2(_oggClass5[0], _class470[0], array, null) == -1)
{
return(-1);
}
_int22 = array[0];
method_4();
return(0);
}
private int method_11()
{
var oggClass5 = new OggClass5();
var class47 = new Class47();
var @class = new Class48();
var array = new int[1];
var num = method_2(oggClass5, class47, array, null);
var num2 = array[0];
var int_ = (int)_long0;
_class560.method_2();
if (num == -1)
{
return(-1);
}
_bool0 = true;
smethod_0(FileStream, 0L, Int5);
_long0 = smethod_1(FileStream);
var num3 = _long0;
num3 = method_1(@class);
if (@class.method_5() != num2)
{
if (method_13(0L, 0L, num3 + 1L, num2, 0) < 0)
{
method_22();
return(Int9);
}
}
else if (method_13(0L, num3, num3 + 1L, num2, 0) < 0)
{
method_22();
return(Int9);
}
method_3(oggClass5, class47, int_);
return(method_17(0));
}
private void method_3(OggClass5 class491, Class47 class471, int int24)
{
var @class = new Class48();
_oggClass5 = new OggClass5[_int20];
_class470 = new Class47[_int20];
_long2 = new long[_int20];
_long3 = new long[_int20];
_int21 = new int[_int20];
var i = 0;
while (i < _int20)
{
if (class491 != null && class471 != null && i == 0)
{
_oggClass5[i] = class491;
_class470[i] = class471;
_long2[i] = int24;
}
else
{
method_8(_long1[i]);
if (method_2(_oggClass5[i], _class470[i], null, null) == -1)
{
Console.Error.WriteLine("Error opening logical bitstream #" + (i + 1) + "\n");
_long2[i] = -1L;
}
else
{
_long2[i] = _long0;
_class560.method_2();
}
}
var long_ = _long1[i + 1];
method_8(long_);
long num2;
while (true)
{
var num = method_1(@class);
if (num == -1)
{
goto Block_6;
}
num2 = @class.method_4();
if (num2 != -1L)
{
goto Block_5;
}
}
IL_189:
i++;
continue;
Block_5:
_int21[i] = @class.method_5();
_long3[i] = num2;
goto IL_189;
Block_6:
Console.Error.WriteLine("Could not find last page of logical bitstream #" + i + "\n");
_oggClass5[i].method_1();
_class470[i].method_2();
goto IL_189;
}
}
private int method_2(OggClass5 oggClass5, Class47 class471, int[] int24, Class48 class480)
{
var @class = new Class48();
var class67 = new Class67();
if (class480 == null)
{
var num = method_0(@class, Int2);
if (num == Int9)
{
return(Int9);
}
if (num < 0)
{
return(Int13);
}
class480 = @class;
}
if (int24 != null)
{
int24[0] = class480.method_5();
}
_class560.method_1(class480.method_5());
oggClass5.method_0();
class471.method_0();
var i = 0;
while (i < 3)
{
_class560.method_6(class480);
while (i < 3)
{
var num2 = _class560.method_5(class67);
if (num2 == 0)
{
break;
}
if (num2 == -1)
{
Console.Error.WriteLine("Corrupt header in logical bitstream.");
oggClass5.method_1();
class471.method_2();
_class560.method_2();
return(-1);
}
if (oggClass5.method_4(class471, class67) != 0)
{
Console.Error.WriteLine("Illegal header in logical bitstream.");
oggClass5.method_1();
class471.method_2();
_class560.method_2();
return(-1);
}
i++;
}
if (i < 3 && method_0(class480, 1L) < 0)
{
Console.Error.WriteLine("Missing header in logical bitstream.");
oggClass5.method_1();
class471.method_2();
_class560.method_2();
return(-1);
}
}
return(0);
}