// Token: 0x06001149 RID: 4425
// RVA: 0x0005E2D0 File Offset: 0x0005C4D0
internal int Initialize(GClass1 gclass1_1, int int_4)
{
this.gclass1_0 = gclass1_1;
this.gclass1_0.string_0 = null;
this.class139_0 = null;
if (int_4 >= 8 && int_4 <= 15)
{
this.int_3 = int_4;
this.class139_0 = new Class139(gclass1_1, this.method_2() ? this : null, 1 << int_4);
this.Reset();
return 0;
}
this.method_0();
throw new GException0("Bad window size.");
}
// Token: 0x0600114D RID: 4429
// RVA: 0x0005E7C0 File Offset: 0x0005C9C0
internal int method_1(int[] int_12, int[] int_13, int[] int_14, int[] int_15, GClass1 gclass1_0)
{
this.method_3(19);
this.int_7[0] = 0;
int num = this.method_0(int_12, 0, 19, 19, null, null, int_14, int_13, int_15, this.int_7, this.int_10);
if (num == -3)
{
gclass1_0.string_0 = "oversubscribed dynamic bit lengths tree";
return num;
}
if (num == -5 || int_13[0] == 0)
{
gclass1_0.string_0 = "incomplete dynamic bit lengths tree";
num = -3;
}
return num;
}
// Token: 0x0600114E RID: 4430
// RVA: 0x0005E82C File Offset: 0x0005CA2C
internal int method_2(int int_12, int int_13, int[] int_14, int[] int_15, int[] int_16, int[] int_17, int[] int_18, int[] int_19, GClass1 gclass1_0)
{
this.method_3(288);
this.int_7[0] = 0;
int num = this.method_0(int_14, 0, int_12, 257, Class142.int_3, Class142.int_4, int_17, int_15, int_19, this.int_7, this.int_10);
if (num == 0 && int_15[0] != 0)
{
this.method_3(288);
num = this.method_0(int_14, int_12, int_13, 0, Class142.int_2, Class142.int_1, int_18, int_16, int_19, this.int_7, this.int_10);
if (num == 0 && (int_16[0] != 0 || int_12 <= 257))
{
return 0;
}
if (num == -3)
{
gclass1_0.string_0 = "oversubscribed distance tree";
return num;
}
if (num == -5)
{
gclass1_0.string_0 = "incomplete distance tree";
return -3;
}
if (num != -4)
{
gclass1_0.string_0 = "empty distance tree with lengths";
num = -3;
}
return num;
}
else
{
if (num == -3)
{
gclass1_0.string_0 = "oversubscribed literal/length tree";
return num;
}
if (num != -4)
{
gclass1_0.string_0 = "incomplete literal/length tree";
num = -3;
}
return num;
}
}
// Token: 0x0600114F RID: 4431
// RVA: 0x000108C8 File Offset: 0x0000EAC8
internal static int smethod_0(int[] int_12, int[] int_13, int[][] int_14, int[][] int_15, GClass1 gclass1_0)
{
int_12[0] = 9;
int_13[0] = 5;
int_14[0] = Class142.int_6;
int_15[0] = Class142.int_5;
return 0;
}
// Token: 0x0600110D RID: 4365
// RVA: 0x0005A80C File Offset: 0x00058A0C
internal int Initialize(GClass1 gclass1_1, Enum11 enum11_1, int int_35, int int_36, Enum13 enum13_1)
{
this.gclass1_0 = gclass1_1;
this.gclass1_0.string_0 = null;
if (int_35 < 9 || int_35 > 15)
{
throw new GException0("windowBits must be in the range 9..15.");
}
if (int_36 < 1 || int_36 > 9)
{
throw new GException0(string.Format("memLevel must be in the range 1.. {0}", 9));
}
this.gclass1_0.class137_0 = this;
this.int_31 = int_35;
this.int_33 = 1 << this.int_31;
this.int_32 = this.int_33 - 1;
this.int_3 = int_36 + 7;
this.int_6 = 1 << this.int_3;
this.int_4 = this.int_6 - 1;
this.int_5 = (this.int_3 + 3 - 1) / 3;
this.byte_1 = new byte[this.int_33 * 2];
this.short_6 = new short[this.int_33];
this.short_5 = new short[this.int_6];
this.int_16 = 1 << int_36 + 6;
this.byte_0 = new byte[this.int_16 * 4];
this.int_2 = this.int_16 / 2;
this.int_12 = 3 * this.int_16;
this.enum11_0 = enum11_1;
this.enum13_0 = enum13_1;
this.sbyte_2 = 8;
this.Reset();
return 0;
}
// Token: 0x0600110C RID: 4364
// RVA: 0x00010658 File Offset: 0x0000E858
internal int Initialize(GClass1 gclass1_1, Enum11 enum11_1, int int_35, Enum13 enum13_1)
{
return this.Initialize(gclass1_1, enum11_1, int_35, 8, enum13_1);
}
// Token: 0x0600113A RID: 4410
// RVA: 0x0005B74C File Offset: 0x0005994C
internal Class139(GClass1 gclass1_1, object object_1, int int_16)
{
this.gclass1_0 = gclass1_1;
this.int_6 = new int[4320];
this.byte_0 = new byte[int_16];
this.int_5 = int_16;
this.object_0 = object_1;
this.int_11 = 0;
this.Reset(null);
}
// Token: 0x06001141 RID: 4417
// RVA: 0x0005CA40 File Offset: 0x0005AC40
internal int method_0(int int_13, int int_14, int[] int_15, int int_16, int[] int_17, int int_18, Class139 class139_0, GClass1 gclass1_0)
{
int num = gclass1_0.int_2;
int num2 = gclass1_0.int_0;
int num3 = class139_0.int_1;
int i = class139_0.int_2;
int num4 = class139_0.int_15;
int num5 = (num4 < class139_0.int_12) ? (class139_0.int_12 - num4 - 1) : (class139_0.int_5 - num4);
int num6 = Class140.int_4[int_13];
int num7 = Class140.int_4[int_14];
int num10;
int num11;
while (true)
{
if (i >= 20)
{
int num8 = num3 & num6;
int num9 = (int_16 + num8) * 3;
num10 = int_15[num9];
if (num10 == 0)
{
num3 >>= int_15[num9 + 1];
i -= int_15[num9 + 1];
class139_0.byte_0[num4++] = (byte)int_15[num9 + 2];
num5--;
}
else
{
while (true)
{
num3 >>= int_15[num9 + 1];
i -= int_15[num9 + 1];
if ((num10 & 16) != 0)
{
break;
}
if ((num10 & 64) != 0)
{
goto IL_538;
}
num8 += int_15[num9 + 2];
num8 += (num3 & Class140.int_4[num10]);
num9 = (int_16 + num8) * 3;
num10 = int_15[num9];
if (num10 == 0)
{
goto IL_3F9;
}
}
num10 &= 15;
num11 = int_15[num9 + 2] + (num3 & Class140.int_4[num10]);
num3 >>= num10;
for (i -= num10; i < 15; i += 8)
{
num2--;
num3 |= (int)(gclass1_0.byte_0[num++] & 255) << i;
}
num8 = (num3 & num7);
num9 = (int_18 + num8) * 3;
num10 = int_17[num9];
while (true)
{
num3 >>= int_17[num9 + 1];
i -= int_17[num9 + 1];
if ((num10 & 16) != 0)
{
break;
}
if ((num10 & 64) != 0)
{
goto IL_451;
}
num8 += int_17[num9 + 2];
num8 += (num3 & Class140.int_4[num10]);
num9 = (int_18 + num8) * 3;
num10 = int_17[num9];
}
num10 &= 15;
while (i < num10)
{
num2--;
num3 |= (int)(gclass1_0.byte_0[num++] & 255) << i;
i += 8;
}
int num12 = int_17[num9 + 2] + (num3 & Class140.int_4[num10]);
num3 >>= num10;
i -= num10;
num5 -= num11;
int num13;
if (num4 >= num12)
{
num13 = num4 - num12;
if (num4 - num13 > 0 && 2 > num4 - num13)
{
class139_0.byte_0[num4++] = class139_0.byte_0[num13++];
class139_0.byte_0[num4++] = class139_0.byte_0[num13++];
num11 -= 2;
}
else
{
Array.Copy(class139_0.byte_0, num13, class139_0.byte_0, num4, 2);
num4 += 2;
num13 += 2;
num11 -= 2;
}
}
else
{
num13 = num4 - num12;
do
{
num13 += class139_0.int_5;
}
while (num13 < 0);
num10 = class139_0.int_5 - num13;
if (num11 > num10)
{
num11 -= num10;
if (num4 - num13 > 0 && num10 > num4 - num13)
{
do
{
class139_0.byte_0[num4++] = class139_0.byte_0[num13++];
}
while (--num10 != 0);
}
else
{
Array.Copy(class139_0.byte_0, num13, class139_0.byte_0, num4, num10);
num4 += num10;
num13 += num10;
}
num13 = 0;
}
}
if (num4 - num13 > 0 && num11 > num4 - num13)
{
do
{
class139_0.byte_0[num4++] = class139_0.byte_0[num13++];
}
while (--num11 != 0);
goto IL_42F;
}
Array.Copy(class139_0.byte_0, num13, class139_0.byte_0, num4, num11);
num4 += num11;
num13 += num11;
goto IL_42F;
IL_3F9:
num3 >>= int_15[num9 + 1];
i -= int_15[num9 + 1];
class139_0.byte_0[num4++] = (byte)int_15[num9 + 2];
num5--;
}
IL_42F:
if (num5 < 258 || num2 < 10)
{
goto IL_4CB;
}
}
else
{
num2--;
num3 |= (int)(gclass1_0.byte_0[num++] & 255) << i;
i += 8;
}
}
IL_451:
gclass1_0.string_0 = "invalid distance code";
num11 = gclass1_0.int_0 - num2;
num11 = ((i >> 3 < num11) ? (i >> 3) : num11);
num2 += num11;
num -= num11;
i -= num11 << 3;
class139_0.int_1 = num3;
class139_0.int_2 = i;
gclass1_0.int_0 = num2;
gclass1_0.long_1 += (long)(num - gclass1_0.int_2);
gclass1_0.int_2 = num;
class139_0.int_15 = num4;
return -3;
IL_4CB:
num11 = gclass1_0.int_0 - num2;
num11 = ((i >> 3 < num11) ? (i >> 3) : num11);
num2 += num11;
num -= num11;
i -= num11 << 3;
class139_0.int_1 = num3;
class139_0.int_2 = i;
gclass1_0.int_0 = num2;
gclass1_0.long_1 += (long)(num - gclass1_0.int_2);
gclass1_0.int_2 = num;
class139_0.int_15 = num4;
return 0;
IL_538:
if ((num10 & 32) != 0)
{
num11 = gclass1_0.int_0 - num2;
num11 = ((i >> 3 < num11) ? (i >> 3) : num11);
num2 += num11;
num -= num11;
i -= num11 << 3;
class139_0.int_1 = num3;
class139_0.int_2 = i;
gclass1_0.int_0 = num2;
gclass1_0.long_1 += (long)(num - gclass1_0.int_2);
gclass1_0.int_2 = num;
class139_0.int_15 = num4;
return 1;
}
gclass1_0.string_0 = "invalid literal/length code";
num11 = gclass1_0.int_0 - num2;
num11 = ((i >> 3 < num11) ? (i >> 3) : num11);
num2 += num11;
num -= num11;
i -= num11 << 3;
class139_0.int_1 = num3;
class139_0.int_2 = i;
gclass1_0.int_0 = num2;
gclass1_0.long_1 += (long)(num - gclass1_0.int_2);
gclass1_0.int_2 = num;
class139_0.int_15 = num4;
return -3;
}
