// Token: 0x060003AB RID: 939 RVA: 0x00018678 File Offset: 0x00016878
internal static int ReadEntrySignature(Stream s)
{
int num = 0;
try
{
num = Class_155._ReadFourBytes(s, "n/a");
if (num == 134695760)
{
s.Seek(12L, SeekOrigin.Current);
num = Class_155._ReadFourBytes(s, "n/a");
if (num != 67324752)
{
s.Seek(8L, SeekOrigin.Current);
num = Class_155._ReadFourBytes(s, "n/a");
if (num != 67324752)
{
s.Seek(-24L, SeekOrigin.Current);
num = Class_155._ReadFourBytes(s, "n/a");
}
}
}
}
catch (Class_137)
{
}
return(num);
}
// Token: 0x060003F0 RID: 1008 RVA: 0x00019C2C File Offset: 0x00017E2C
public void cmethod_574(string str_0)
{
byte[] array = Class_155.StringToByteArray(str_0);
for (int i = 0; i < str_0.Length; i++)
{
this.vmethod_575(array[i]);
}
}
// Token: 0x060003AA RID: 938 RVA: 0x00018640 File Offset: 0x00016840
internal static int ReadSignature(Stream s)
{
int result = 0;
try
{
result = Class_155._ReadFourBytes(s, "n/a");
}
catch (Class_137)
{
}
return(result);
}
// Token: 0x0600062E RID: 1582 RVA: 0x00026E28 File Offset: 0x00025028
public long tmethod_1102(uint arg_0, long sayıUınt_0)
{
if (arg_0 >= 99U)
{
throw new ArgumentOutOfRangeException("diskNumber");
}
if (this.field_0 != Class_179.NClass_0.field_6)
{
this.field_1 = true;
throw new Class_135("bad state.");
}
if (arg_0 == this.prop_1)
{
return(this.field_9.Seek(sayıUınt_0, SeekOrigin.Begin));
}
if (this.field_9 != null)
{
this.field_9.Dispose();
if (File.Exists(this.field_5))
{
File.Delete(this.field_5);
}
}
for (uint num = this.prop_1 - 1U; num > arg_0; num -= 1U)
{
string path = this.vmethod_1095(num);
if (File.Exists(path))
{
File.Delete(path);
}
}
this.prop_1 = arg_0;
for (int i = 0; i < 3; i++)
{
try
{
this.field_5 = Class_155.InternalGetTempFileName();
File.Move(this.prop_2, this.field_5);
break;
}
catch (IOException)
{
if (i == 2)
{
throw;
}
}
}
this.field_9 = new FileStream(this.field_5, FileMode.Open);
return(this.field_9.Seek(sayıUınt_0, SeekOrigin.Begin));
}
// Token: 0x060003A5 RID: 933 RVA: 0x0001857C File Offset: 0x0001677C
public static string NormalizePathForUseInZipFile(string pathName)
{
if (string.IsNullOrEmpty(pathName))
{
return(pathName);
}
if (pathName.Length >= 2 && pathName[1] == ':' && pathName[2] == '\\')
{
pathName = pathName.Substring(3);
}
pathName = pathName.Replace('\\', '/');
while (pathName.StartsWith("/"))
{
pathName = pathName.Substring(1);
}
return(Class_155.SimplifyFwdSlashPath(pathName));
}
// Token: 0x060003AE RID: 942 RVA: 0x0001878C File Offset: 0x0001698C
internal static long FindSignature(Stream stream, int SignatureToFind)
{
long position = stream.Position;
int num = 65536;
byte[] array = new byte[]
{
(byte)(SignatureToFind >> 24),
(byte)((SignatureToFind & 16711680) >> 16),
(byte)((SignatureToFind & 65280) >> 8),
(byte)(SignatureToFind & 255)
};
byte[] array2 = new byte[num];
bool flag = false;
do
{
int num2 = stream.Read(array2, 0, array2.Length);
if (num2 == 0)
{
break;
}
for (int i = 0; i < num2; i++)
{
if (array2[i] == array[3])
{
long position2 = stream.Position;
stream.Seek((long)(i - num2), SeekOrigin.Current);
int num3 = Class_155.ReadSignature(stream);
flag = (num3 == SignatureToFind);
if (flag)
{
break;
}
stream.Seek(position2, SeekOrigin.Begin);
}
}
}while (!flag);
if (!flag)
{
stream.Seek(position, SeekOrigin.Begin);
return(-1L);
}
return(stream.Position - position - 4L);
}
// Token: 0x060003B2 RID: 946 RVA: 0x00018C58 File Offset: 0x00016E58
public static void CreateAndOpenUniqueTempFile(string dir, out Stream fs, out string filename)
{
for (int i = 0; i < 3; i++)
{
try
{
filename = Path.Combine(dir, Class_155.InternalGetTempFileName());
fs = new FileStream(filename, FileMode.CreateNew);
return;
}
catch (IOException)
{
if (i == 2)
{
throw;
}
}
}
throw new IOException();
}
// Token: 0x0600062C RID: 1580 RVA: 0x00026CD4 File Offset: 0x00024ED4
private void smethod_1100(uint arg_0)
{
if (this.field_9 != null)
{
this.field_9.Dispose();
if (File.Exists(this.prop_2))
{
File.Delete(this.prop_2);
}
File.Move(this.field_5, this.prop_2);
}
if (arg_0 > 0U)
{
this.prop_1 += arg_0;
}
Class_155.CreateAndOpenUniqueTempFile(this.field_3, out this.field_9, out this.field_5);
if (this.prop_1 == 0U)
{
this.field_9.Write(BitConverter.GetBytes(134695760), 0, 4);
}
}
// Token: 0x060005C6 RID: 1478 RVA: 0x00025CCC File Offset: 0x00023ECC
public Class_163 gmethod_1003()
{
if (this.field_13)
{
long num = Class_155.FindSignature(this.field_0, 67324752);
if (num == -1L)
{
return(null);
}
this.field_0.Seek(-4L, SeekOrigin.Current);
}
else if (this.field_3)
{
this.field_0.Seek(this.field_9, SeekOrigin.Begin);
}
this.field_2 = Class_163.kmethod_707(this.field_5, !this.field_3);
this.field_9 = this.field_0.Position;
this.field_3 = true;
this.field_4 = true;
this.field_13 = false;
return(this.field_2);
}
// Token: 0x060005FB RID: 1531 RVA: 0x00026212 File Offset: 0x00024412
public bool gmethod_1053(string str_0)
{
return(this.field_7.ContainsKey(Class_155.NormalizePathForUseInZipFile(str_0)));
}
// Token: 0x060003A8 RID: 936 RVA: 0x00018617 File Offset: 0x00016817
internal static string Utf8StringFromBuffer(byte[] buf)
{
return(Class_155.StringFromBuffer(buf, Class_155.utf8));
}
// Token: 0x060003A7 RID: 935 RVA: 0x0001860A File Offset: 0x0001680A
internal static byte[] StringToByteArray(string value)
{
return(Class_155.StringToByteArray(value, Class_155.ibm437));
}
// Token: 0x060003AC RID: 940 RVA: 0x00018714 File Offset: 0x00016914
internal static int ReadInt(Stream s)
{
return(Class_155._ReadFourBytes(s, "Could not read block - no data! (position 0x{0:X8})"));
}
