using System;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Zlib
{
	// Token: 0x02001A16 RID: 6678
	[Token(Token = "0x2001A16")]
	public sealed class ZStream
	{
		// Token: 0x06009CE6 RID: 40166 RVA: 0x002051D4 File Offset: 0x002033D4
		[Token(Token = "0x6009CE6")]
		[Address(RVA = "0x426E10", Offset = "0x425E10", VA = "0x180426E10")]
		public int inflateInit()
		{
			int num = 0;
			return this.inflateInit(15, num != 0);
		}

		// Token: 0x06009CE7 RID: 40167 RVA: 0x002051EC File Offset: 0x002033EC
		[Token(Token = "0x6009CE7")]
		[Address(RVA = "0x426DF0", Offset = "0x425DF0", VA = "0x180426DF0")]
		public int inflateInit(bool nowrap)
		{
			return this.inflateInit(15, nowrap);
		}

		// Token: 0x06009CE8 RID: 40168 RVA: 0x00205204 File Offset: 0x00203404
		[Token(Token = "0x6009CE8")]
		[Address(RVA = "0x426E00", Offset = "0x425E00", VA = "0x180426E00")]
		public int inflateInit(int w)
		{
			int num = 0;
			return this.inflateInit(w, num != 0);
		}

		// Token: 0x06009CE9 RID: 40169 RVA: 0x0020521C File Offset: 0x0020341C
		[Token(Token = "0x6009CE9")]
		[Address(RVA = "0x426C90", Offset = "0x425C90", VA = "0x180426C90")]
		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 = 1;
			if (array <= (ulong)7L)
			{
				inflate.wbits = w;
				Inflate inflate2 = this.istate;
				InfBlocks infBlocks = new InfBlocks(this, num, 1);
				inflate2.blocks = infBlocks;
				int num2 = inflate.inflateReset(this);
			}
			return -2;
		}

		// Token: 0x06009CEA RID: 40170 RVA: 0x0020529C File Offset: 0x0020349C
		[Token(Token = "0x6009CEA")]
		[Address(RVA = "0x426F80", Offset = "0x425F80", VA = "0x180426F80")]
		public int inflate(int f)
		{
			Inflate inflate = this.istate;
			if (inflate != 0)
			{
				return inflate.inflate(this, f);
			}
			return -2;
		}

		// Token: 0x06009CEB RID: 40171 RVA: 0x002052C0 File Offset: 0x002034C0
		[Token(Token = "0x6009CEB")]
		[Address(RVA = "0x426C40", Offset = "0x425C40", VA = "0x180426C40")]
		public int inflateEnd()
		{
			Inflate inflate = this.istate;
			if (inflate != 0)
			{
				InfBlocks blocks = inflate.blocks;
				if (blocks != 0)
				{
					blocks.free(this);
				}
				int num = 0;
				inflate.blocks = num;
				this.istate = num;
				return num;
			}
			return -2;
		}

		// Token: 0x06009CEC RID: 40172 RVA: 0x00205300 File Offset: 0x00203500
		[Token(Token = "0x6009CEC")]
		[Address(RVA = "0x426F60", Offset = "0x425F60", VA = "0x180426F60")]
		public int inflateSync()
		{
			Inflate inflate = this.istate;
			if (inflate != 0)
			{
				return inflate.inflateSync(this);
			}
			return -2;
		}

		// Token: 0x06009CED RID: 40173 RVA: 0x00205324 File Offset: 0x00203524
		[Token(Token = "0x6009CED")]
		[Address(RVA = "0x426E20", Offset = "0x425E20", VA = "0x180426E20")]
		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)
				{
					Adler32 adler2 = this._adler;
					Inflate inflate2 = this.istate;
					long num3;
					this.adler = num3;
					uint num4 = num2 - 1U;
					inflate2.blocks.set_dictionary(dictionary, dictLength, (int)num4);
					this.istate.mode = (int)((ulong)7L);
				}
			}
			throw new NullReferenceException();
		}

		// Token: 0x06009CEE RID: 40174 RVA: 0x002053A4 File Offset: 0x002035A4
		[Token(Token = "0x6009CEE")]
		[Address(RVA = "0x4269C0", Offset = "0x4259C0", VA = "0x1804269C0")]
		public int deflateInit(int level)
		{
			Deflate deflate = new Deflate();
			this.dstate = deflate;
			return deflate.deflateInit(this, level, 15);
		}

		// Token: 0x06009CEF RID: 40175 RVA: 0x002053D0 File Offset: 0x002035D0
		[Token(Token = "0x6009CEF")]
		[Address(RVA = "0x426A50", Offset = "0x425A50", VA = "0x180426A50")]
		public int deflateInit(int level, bool nowrap)
		{
			return this.deflateInit(level, 15, nowrap);
		}

		// Token: 0x06009CF0 RID: 40176 RVA: 0x002053E8 File Offset: 0x002035E8
		[Token(Token = "0x6009CF0")]
		[Address(RVA = "0x426930", Offset = "0x425930", VA = "0x180426930")]
		public int deflateInit(int level, int bits)
		{
			Deflate deflate = new Deflate();
			this.dstate = deflate;
			return deflate.deflateInit(this, bits, bits);
		}

		// Token: 0x06009CF1 RID: 40177 RVA: 0x00205414 File Offset: 0x00203614
		[Token(Token = "0x6009CF1")]
		[Address(RVA = "0x426880", Offset = "0x425880", VA = "0x180426880")]
		public int deflateInit(int level, int bits, bool nowrap)
		{
			Deflate deflate = new Deflate();
			this.dstate = deflate;
			return deflate.deflateInit(this, bits, bits);
		}

		// Token: 0x06009CF2 RID: 40178 RVA: 0x00205440 File Offset: 0x00203640
		[Token(Token = "0x6009CF2")]
		[Address(RVA = "0x426B00", Offset = "0x425B00", VA = "0x180426B00")]
		public int deflate(int flush)
		{
			Deflate deflate = this.dstate;
			if (deflate != 0)
			{
				return deflate.deflate(this, flush);
			}
			return -2;
		}

		// Token: 0x06009CF3 RID: 40179 RVA: 0x00205464 File Offset: 0x00203664
		[Token(Token = "0x6009CF3")]
		[Address(RVA = "0x426840", Offset = "0x425840", VA = "0x180426840")]
		public int deflateEnd()
		{
			Deflate deflate = this.dstate;
			if (deflate != 0)
			{
				int num = deflate.deflateEnd();
				this.dstate = (ulong)0L;
				return num;
			}
			return -2;
		}

		// Token: 0x06009CF4 RID: 40180 RVA: 0x00205490 File Offset: 0x00203690
		[Token(Token = "0x6009CF4")]
		[Address(RVA = "0x426A80", Offset = "0x425A80", VA = "0x180426A80")]
		public int deflateParams(int level, int strategy)
		{
			Deflate deflate = this.dstate;
			if (deflate != 0)
			{
				return deflate.deflateParams(this, strategy, strategy);
			}
			return -2;
		}

		// Token: 0x06009CF5 RID: 40181 RVA: 0x002054B4 File Offset: 0x002036B4
		[Token(Token = "0x6009CF5")]
		[Address(RVA = "0x426AC0", Offset = "0x425AC0", VA = "0x180426AC0")]
		public int deflateSetDictionary(byte[] dictionary, int dictLength)
		{
			Deflate deflate = this.dstate;
			if (deflate != 0)
			{
				return deflate.deflateSetDictionary(this, dictionary, dictLength);
			}
			return -2;
		}

		// Token: 0x06009CF6 RID: 40182 RVA: 0x002054D8 File Offset: 0x002036D8
		[Token(Token = "0x6009CF6")]
		[Address(RVA = "0x426B20", Offset = "0x425B20", VA = "0x180426B20")]
		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: 0x06009CF7 RID: 40183 RVA: 0x00205594 File Offset: 0x00203794
		[Token(Token = "0x6009CF7")]
		[Address(RVA = "0x426FA0", Offset = "0x425FA0", VA = "0x180426FA0")]
		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: 0x06009CF8 RID: 40184 RVA: 0x00205620 File Offset: 0x00203820
		[Token(Token = "0x6009CF8")]
		[Address(RVA = "0x426C20", Offset = "0x425C20", VA = "0x180426C20")]
		public void free()
		{
			int num = 0;
			this.next_in = num;
			this.next_out = num;
			this.msg = num;
			this._adler = num;
		}

		// Token: 0x06009CF9 RID: 40185 RVA: 0x0020564C File Offset: 0x0020384C
		[Token(Token = "0x6009CF9")]
		[Address(RVA = "0x4267E0", Offset = "0x4257E0", VA = "0x1804267E0")]
		public ZStream()
		{
			Adler32 adler = new Adler32();
			this._adler = adler;
			base..ctor();
		}

		// Token: 0x040069EC RID: 27116
		[Token(Token = "0x40069EC")]
		private const int MAX_WBITS = 15;

		// Token: 0x040069ED RID: 27117
		[Token(Token = "0x40069ED")]
		private const int DEF_WBITS = 15;

		// Token: 0x040069EE RID: 27118
		[Token(Token = "0x40069EE")]
		private const int Z_NO_FLUSH = 0;

		// Token: 0x040069EF RID: 27119
		[Token(Token = "0x40069EF")]
		private const int Z_PARTIAL_FLUSH = 1;

		// Token: 0x040069F0 RID: 27120
		[Token(Token = "0x40069F0")]
		private const int Z_SYNC_FLUSH = 2;

		// Token: 0x040069F1 RID: 27121
		[Token(Token = "0x40069F1")]
		private const int Z_FULL_FLUSH = 3;

		// Token: 0x040069F2 RID: 27122
		[Token(Token = "0x40069F2")]
		private const int Z_FINISH = 4;

		// Token: 0x040069F3 RID: 27123
		[Token(Token = "0x40069F3")]
		private const int MAX_MEM_LEVEL = 9;

		// Token: 0x040069F4 RID: 27124
		[Token(Token = "0x40069F4")]
		private const int Z_OK = 0;

		// Token: 0x040069F5 RID: 27125
		[Token(Token = "0x40069F5")]
		private const int Z_STREAM_END = 1;

		// Token: 0x040069F6 RID: 27126
		[Token(Token = "0x40069F6")]
		private const int Z_NEED_DICT = 2;

		// Token: 0x040069F7 RID: 27127
		[Token(Token = "0x40069F7")]
		private const int Z_ERRNO = -1;

		// Token: 0x040069F8 RID: 27128
		[Token(Token = "0x40069F8")]
		private const int Z_STREAM_ERROR = -2;

		// Token: 0x040069F9 RID: 27129
		[Token(Token = "0x40069F9")]
		private const int Z_DATA_ERROR = -3;

		// Token: 0x040069FA RID: 27130
		[Token(Token = "0x40069FA")]
		private const int Z_MEM_ERROR = -4;

		// Token: 0x040069FB RID: 27131
		[Token(Token = "0x40069FB")]
		private const int Z_BUF_ERROR = -5;

		// Token: 0x040069FC RID: 27132
		[Token(Token = "0x40069FC")]
		private const int Z_VERSION_ERROR = -6;

		// Token: 0x040069FD RID: 27133
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x40069FD")]
		public byte[] next_in;

		// Token: 0x040069FE RID: 27134
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x40069FE")]
		public int next_in_index;

		// Token: 0x040069FF RID: 27135
		[FieldOffset(Offset = "0x1C")]
		[Token(Token = "0x40069FF")]
		public int avail_in;

		// Token: 0x04006A00 RID: 27136
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4006A00")]
		public long total_in;

		// Token: 0x04006A01 RID: 27137
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4006A01")]
		public byte[] next_out;

		// Token: 0x04006A02 RID: 27138
		[FieldOffset(Offset = "0x30")]
		[Token(Token = "0x4006A02")]
		public int next_out_index;

		// Token: 0x04006A03 RID: 27139
		[FieldOffset(Offset = "0x34")]
		[Token(Token = "0x4006A03")]
		public int avail_out;

		// Token: 0x04006A04 RID: 27140
		[FieldOffset(Offset = "0x38")]
		[Token(Token = "0x4006A04")]
		public long total_out;

		// Token: 0x04006A05 RID: 27141
		[FieldOffset(Offset = "0x40")]
		[Token(Token = "0x4006A05")]
		public string msg;

		// Token: 0x04006A06 RID: 27142
		[FieldOffset(Offset = "0x48")]
		[Token(Token = "0x4006A06")]
		internal Deflate dstate;

		// Token: 0x04006A07 RID: 27143
		[FieldOffset(Offset = "0x50")]
		[Token(Token = "0x4006A07")]
		internal Inflate istate;

		// Token: 0x04006A08 RID: 27144
		[FieldOffset(Offset = "0x58")]
		[Token(Token = "0x4006A08")]
		internal int data_type;

		// Token: 0x04006A09 RID: 27145
		[FieldOffset(Offset = "0x60")]
		[Token(Token = "0x4006A09")]
		public long adler;

		// Token: 0x04006A0A RID: 27146
		[FieldOffset(Offset = "0x68")]
		[Token(Token = "0x4006A0A")]
		internal Adler32 _adler;
	}
}