using System;
using System.Runtime.InteropServices;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Zlib
{
	// Token: 0x02001359 RID: 4953
	[Token(Token = "0x2001359")]
	[StructLayout(3)]
	public sealed class ZStream
	{
		// Token: 0x06007D3E RID: 32062 RVA: 0x001A49F4 File Offset: 0x001A2BF4
		[Token(Token = "0x6007D3E")]
		[Address(RVA = "0x2038640", Offset = "0x2037040", VA = "0x182038640")]
		public int inflateInit()
		{
			int num = 0;
			return this.inflateInit(15, num != 0);
		}

		// Token: 0x06007D3F RID: 32063 RVA: 0x001A4A0C File Offset: 0x001A2C0C
		[Token(Token = "0x6007D3F")]
		[Address(RVA = "0x2038620", Offset = "0x2037020", VA = "0x182038620")]
		public int inflateInit(bool nowrap)
		{
			return this.inflateInit(15, nowrap);
		}

		// Token: 0x06007D40 RID: 32064 RVA: 0x001A4A24 File Offset: 0x001A2C24
		[Token(Token = "0x6007D40")]
		[Address(RVA = "0x2038630", Offset = "0x2037030", VA = "0x182038630")]
		public int inflateInit(int w)
		{
			int num = 0;
			return this.inflateInit(w, num != 0);
		}

		// Token: 0x06007D41 RID: 32065 RVA: 0x001A4A3C File Offset: 0x001A2C3C
		[Token(Token = "0x6007D41")]
		[Address(RVA = "0x20383E0", Offset = "0x2036DE0", VA = "0x1820383E0")]
		public int inflateInit(int w, bool nowrap)
		{
			Inflate inflate = new Inflate();
			long[] array = new long[1];
			inflate.was = array;
			this.istate = inflate;
			int num = 0;
			this.msg = num;
			inflate.blocks = num;
			inflate.nowrap = num;
			inflate.nowrap = (int)((ulong)1L);
			if (array <= (ulong)7L)
			{
				inflate.wbits = w;
				Inflate inflate2 = this.istate;
				int[] array2 = new int[1];
				InfBlocks infBlocks;
				infBlocks.bb = array2;
				int[] array3 = new int[1];
				infBlocks.tb = array3;
				int num2 = 0;
				InfCodes infCodes;
				infCodes.free(num2);
				infBlocks.codes = infCodes;
				InfTree infTree = new InfTree();
				infBlocks.inftree = infTree;
				int[] array4 = new int[4320];
				infBlocks.hufts = array4;
				byte[] array5 = new byte[1];
				infBlocks.window = array5;
				infBlocks.end = (int)((uint)1);
				infBlocks.checkfn = num;
				infBlocks.mode = num;
				infBlocks.bitk = num;
				infBlocks.read = num;
				if (num != 0)
				{
					infBlocks.check = (long)((ulong)1L);
				}
				inflate2.blocks = infBlocks;
				int num3 = inflate.inflateReset(this);
			}
			return -2;
		}

		// Token: 0x06007D42 RID: 32066 RVA: 0x001A4B58 File Offset: 0x001A2D58
		[Token(Token = "0x6007D42")]
		[Address(RVA = "0x20387B0", Offset = "0x20371B0", VA = "0x1820387B0")]
		public int inflate(int f)
		{
			Inflate inflate = this.istate;
			if (inflate != 0)
			{
				return inflate.inflate(this, f);
			}
			return -2;
		}

		// Token: 0x06007D43 RID: 32067 RVA: 0x001A4B7C File Offset: 0x001A2D7C
		[Token(Token = "0x6007D43")]
		[Address(RVA = "0x20383A0", Offset = "0x2036DA0", VA = "0x1820383A0")]
		public int inflateEnd()
		{
			Inflate inflate = this.istate;
			if (inflate != 0)
			{
				int num = inflate.inflateEnd(this);
				this.istate = (ulong)0L;
				return num;
			}
			return -2;
		}

		// Token: 0x06007D44 RID: 32068 RVA: 0x001A4BAC File Offset: 0x001A2DAC
		[Token(Token = "0x6007D44")]
		[Address(RVA = "0x2038790", Offset = "0x2037190", VA = "0x182038790")]
		public int inflateSync()
		{
			Inflate inflate = this.istate;
			if (inflate != 0)
			{
				return inflate.inflateSync(this);
			}
			return -2;
		}

		// Token: 0x06007D45 RID: 32069 RVA: 0x001A4BD0 File Offset: 0x001A2DD0
		[Token(Token = "0x6007D45")]
		[Address(RVA = "0x2038650", Offset = "0x2037050", VA = "0x182038650")]
		public int inflateSetDictionary(byte[] dictionary, int dictLength)
		{
			Inflate inflate = this.istate;
			if (inflate != 0 && inflate.mode == 6)
			{
				Adler32 adler = this._adler;
				int num = 0;
				uint num2;
				if (adler.adler32((long)num2, dictionary, num, dictLength) == this.adler)
				{
					Inflate inflate2 = this.istate;
					this.adler = (long)num2;
					uint num3 = num2 - 1U;
					InfBlocks blocks = inflate2.blocks;
					byte[] window = blocks.window;
					int num4 = 0;
					Array.Copy(dictionary, dictLength, window, num4, (int)num3);
					blocks.write = (int)num3;
					blocks.read = (int)num3;
					this.istate.mode = (int)((ulong)7L);
				}
			}
			throw new NullReferenceException();
		}

		// Token: 0x06007D46 RID: 32070 RVA: 0x001A4C70 File Offset: 0x001A2E70
		[Token(Token = "0x6007D46")]
		[Address(RVA = "0x2038190", Offset = "0x2036B90", VA = "0x182038190")]
		public int deflateInit(int level)
		{
			int num = 0;
			return this.deflateInit(level, 15, num != 0);
		}

		// Token: 0x06007D47 RID: 32071 RVA: 0x001A4C8C File Offset: 0x001A2E8C
		[Token(Token = "0x6007D47")]
		[Address(RVA = "0x20381B0", Offset = "0x2036BB0", VA = "0x1820381B0")]
		public int deflateInit(int level, bool nowrap)
		{
			return this.deflateInit(level, 15, nowrap);
		}

		// Token: 0x06007D48 RID: 32072 RVA: 0x001A4CA4 File Offset: 0x001A2EA4
		[Token(Token = "0x6007D48")]
		[Address(RVA = "0x2038170", Offset = "0x2036B70", VA = "0x182038170")]
		public int deflateInit(int level, int bits)
		{
			int num = 0;
			return this.deflateInit(level, bits, num != 0);
		}

		// Token: 0x06007D49 RID: 32073 RVA: 0x001A4CBC File Offset: 0x001A2EBC
		[Token(Token = "0x6007D49")]
		[Address(RVA = "0x2037FB0", Offset = "0x20369B0", VA = "0x182037FB0")]
		public int deflateInit(int level, int bits, bool nowrap)
		{
			Deflate deflate = new Deflate();
			ZTree ztree = new ZTree();
			deflate.l_desc = ztree;
			ZTree ztree2 = new ZTree();
			deflate.d_desc = ztree2;
			ZTree ztree3 = new ZTree();
			deflate.bl_desc = ztree3;
			short[] array = new short[16];
			deflate.bl_count = array;
			int[] array2 = new int[573];
			deflate.heap = array2;
			byte[] array3 = new byte[573];
			deflate.depth = array3;
			short[] array4 = new short[1146];
			deflate.dyn_ltree = array4;
			short[] array5 = new short[122];
			deflate.dyn_dtree = array5;
			short[] array6 = new short[78];
			deflate.bl_tree = array6;
			this.dstate = deflate;
			int num = 0;
			ulong num2;
			return deflate.deflateInit2(this, bits, 8, bits, (int)num2, num);
		}

		// Token: 0x06007D4A RID: 32074 RVA: 0x001A4D80 File Offset: 0x001A2F80
		[Token(Token = "0x6007D4A")]
		[Address(RVA = "0x2038260", Offset = "0x2036C60", VA = "0x182038260")]
		public int deflate(int flush)
		{
			Deflate deflate = this.dstate;
			if (deflate != 0)
			{
				return deflate.deflate(this, flush);
			}
			return -2;
		}

		// Token: 0x06007D4B RID: 32075 RVA: 0x001A4DA4 File Offset: 0x001A2FA4
		[Token(Token = "0x6007D4B")]
		[Address(RVA = "0x2037F50", Offset = "0x2036950", VA = "0x182037F50")]
		public int deflateEnd()
		{
			Deflate deflate = this.dstate;
			if (deflate == 0)
			{
				return -2;
			}
			int status = deflate.status;
			int num = 0;
			if (status != 42 && status != 113 && status != 666)
			{
				this.dstate = num;
				return -2;
			}
			deflate.pending_buf = num;
			deflate.head = num;
			deflate.prev = num;
			deflate.window = num;
			this.dstate = num;
			return -3;
		}

		// Token: 0x06007D4C RID: 32076 RVA: 0x001A4E0C File Offset: 0x001A300C
		[Token(Token = "0x6007D4C")]
		[Address(RVA = "0x20381E0", Offset = "0x2036BE0", VA = "0x1820381E0")]
		public int deflateParams(int level, int strategy)
		{
			Deflate deflate = this.dstate;
			if (deflate != 0)
			{
				return deflate.deflateParams(this, strategy, strategy);
			}
			return -2;
		}

		// Token: 0x06007D4D RID: 32077 RVA: 0x001A4E30 File Offset: 0x001A3030
		[Token(Token = "0x6007D4D")]
		[Address(RVA = "0x2038220", Offset = "0x2036C20", VA = "0x182038220")]
		public int deflateSetDictionary(byte[] dictionary, int dictLength)
		{
			Deflate deflate = this.dstate;
			if (deflate != 0)
			{
				return deflate.deflateSetDictionary(this, dictionary, dictLength);
			}
			return -2;
		}

		// Token: 0x06007D4E RID: 32078 RVA: 0x001A4E54 File Offset: 0x001A3054
		[Token(Token = "0x6007D4E")]
		[Address(RVA = "0x2038280", Offset = "0x2036C80", VA = "0x182038280")]
		internal void flush_pending()
		{
			Deflate deflate = this.dstate;
			int num = this.avail_out;
			int pending;
			if (deflate.pending <= num)
			{
				pending = deflate.pending;
			}
			if (pending != 0)
			{
				byte[] pending_buf = deflate.pending_buf;
				int length = pending_buf.Length;
				int pending_out = deflate.pending_out;
				if (length > pending_out)
				{
					byte[] array = this.next_out;
					int num2 = this.next_out_index;
					if (array.Length > num2)
					{
					}
				}
				int num3 = this.next_out_index;
				byte[] array2 = this.next_out;
				Array.Copy(pending_buf, pending_out, array2, num3, pending);
				Deflate deflate2 = this.dstate;
				Deflate deflate3 = this.dstate;
				Deflate deflate4 = this.dstate;
				if (deflate4.pending == 0)
				{
					deflate4.pending_out = (int)((ulong)0L);
				}
			}
		}

		// Token: 0x06007D4F RID: 32079 RVA: 0x001A4F10 File Offset: 0x001A3110
		[Token(Token = "0x6007D4F")]
		[Address(RVA = "0x20387D0", Offset = "0x20371D0", VA = "0x1820387D0")]
		internal int read_buf(byte[] buf, int start, int size)
		{
			int num = this.avail_in;
			if (num > size)
			{
				num = size;
			}
			if (num != 0)
			{
				num -= num;
				this.avail_in = num;
				if (this.dstate.noheader == 0)
				{
					Adler32 adler = this._adler;
					int num2 = this.next_in_index;
					byte[] array = this.next_in;
					long num3 = this.adler;
					long num4 = adler.adler32(num3, array, num2, num);
					this.adler = num4;
				}
				int num5 = this.next_in_index;
				Array.Copy(this.next_in, num5, buf, size, num);
			}
			return 0;
		}

		// Token: 0x06007D50 RID: 32080 RVA: 0x001A4F9C File Offset: 0x001A319C
		[Token(Token = "0x6007D50")]
		[Address(RVA = "0x2038380", Offset = "0x2036D80", VA = "0x182038380")]
		public void free()
		{
			int num = 0;
			this.next_in = num;
			this.next_out = num;
			this.msg = num;
			this._adler = num;
		}

		// Token: 0x06007D51 RID: 32081 RVA: 0x001A4FC8 File Offset: 0x001A31C8
		[Token(Token = "0x6007D51")]
		[Address(RVA = "0x2037EF0", Offset = "0x20368F0", VA = "0x182037EF0")]
		public ZStream()
		{
			Adler32 adler = new Adler32();
			this._adler = adler;
			base..ctor();
		}

		// Token: 0x040059F0 RID: 23024
		[Token(Token = "0x40059F0")]
		private const int MAX_WBITS = 15;

		// Token: 0x040059F1 RID: 23025
		[Token(Token = "0x40059F1")]
		private const int DEF_WBITS = 15;

		// Token: 0x040059F2 RID: 23026
		[Token(Token = "0x40059F2")]
		private const int Z_NO_FLUSH = 0;

		// Token: 0x040059F3 RID: 23027
		[Token(Token = "0x40059F3")]
		private const int Z_PARTIAL_FLUSH = 1;

		// Token: 0x040059F4 RID: 23028
		[Token(Token = "0x40059F4")]
		private const int Z_SYNC_FLUSH = 2;

		// Token: 0x040059F5 RID: 23029
		[Token(Token = "0x40059F5")]
		private const int Z_FULL_FLUSH = 3;

		// Token: 0x040059F6 RID: 23030
		[Token(Token = "0x40059F6")]
		private const int Z_FINISH = 4;

		// Token: 0x040059F7 RID: 23031
		[Token(Token = "0x40059F7")]
		private const int MAX_MEM_LEVEL = 9;

		// Token: 0x040059F8 RID: 23032
		[Token(Token = "0x40059F8")]
		private const int Z_OK = 0;

		// Token: 0x040059F9 RID: 23033
		[Token(Token = "0x40059F9")]
		private const int Z_STREAM_END = 1;

		// Token: 0x040059FA RID: 23034
		[Token(Token = "0x40059FA")]
		private const int Z_NEED_DICT = 2;

		// Token: 0x040059FB RID: 23035
		[Token(Token = "0x40059FB")]
		private const int Z_ERRNO = -1;

		// Token: 0x040059FC RID: 23036
		[Token(Token = "0x40059FC")]
		private const int Z_STREAM_ERROR = -2;

		// Token: 0x040059FD RID: 23037
		[Token(Token = "0x40059FD")]
		private const int Z_DATA_ERROR = -3;

		// Token: 0x040059FE RID: 23038
		[Token(Token = "0x40059FE")]
		private const int Z_MEM_ERROR = -4;

		// Token: 0x040059FF RID: 23039
		[Token(Token = "0x40059FF")]
		private const int Z_BUF_ERROR = -5;

		// Token: 0x04005A00 RID: 23040
		[Token(Token = "0x4005A00")]
		private const int Z_VERSION_ERROR = -6;

		// Token: 0x04005A01 RID: 23041
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x10")]
		[Token(Token = "0x4005A01")]
		public byte[] next_in;

		// Token: 0x04005A02 RID: 23042
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x18")]
		[Token(Token = "0x4005A02")]
		public int next_in_index;

		// Token: 0x04005A03 RID: 23043
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x1C")]
		[Token(Token = "0x4005A03")]
		public int avail_in;

		// Token: 0x04005A04 RID: 23044
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4005A04")]
		public long total_in;

		// Token: 0x04005A05 RID: 23045
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4005A05")]
		public byte[] next_out;

		// Token: 0x04005A06 RID: 23046
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x30")]
		[Token(Token = "0x4005A06")]
		public int next_out_index;

		// Token: 0x04005A07 RID: 23047
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x34")]
		[Token(Token = "0x4005A07")]
		public int avail_out;

		// Token: 0x04005A08 RID: 23048
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x38")]
		[Token(Token = "0x4005A08")]
		public long total_out;

		// Token: 0x04005A09 RID: 23049
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x40")]
		[Token(Token = "0x4005A09")]
		public string msg;

		// Token: 0x04005A0A RID: 23050
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x48")]
		[Token(Token = "0x4005A0A")]
		internal Deflate dstate;

		// Token: 0x04005A0B RID: 23051
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x50")]
		[Token(Token = "0x4005A0B")]
		internal Inflate istate;

		// Token: 0x04005A0C RID: 23052
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x58")]
		[Token(Token = "0x4005A0C")]
		internal int data_type;

		// Token: 0x04005A0D RID: 23053
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x60")]
		[Token(Token = "0x4005A0D")]
		public long adler;

		// Token: 0x04005A0E RID: 23054
		[global::Cpp2IlInjected.FieldOffset(Offset = "0x68")]
		[Token(Token = "0x4005A0E")]
		internal Adler32 _adler;
	}
}