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Added some utils methods

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This commit is contained in:
JKorf 2025-12-30 09:53:30 +01:00
parent aa1ebdc4ed
commit 177daf903b
2 changed files with 42 additions and 2 deletions
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28
CryptoExchange.Net/Authentication/AuthenticationProvider.cs
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@ -442,6 +442,14 @@ namespace CryptoExchange.Net.Authentication
/// <param name="buff"></param>
/// <returns></returns>
protected static string BytesToHexString(byte[] buff)
=> BytesToHexString(new ArraySegment<byte>(buff));
/// <summary>
/// Convert byte array to hex string
/// </summary>
/// <param name="buff"></param>
/// <returns></returns>
protected static string BytesToHexString(ArraySegment<byte> buff)
{
#if NET9_0_OR_GREATER
return Convert.ToHexString(buff);
@ -453,6 +461,26 @@ namespace CryptoExchange.Net.Authentication
#endif
}
/// <summary>
/// Convert a hex encoded string to byte array
/// </summary>
/// <param name="hexString"></param>
/// <returns></returns>
protected static byte[] HexToBytesString(string hexString)
{
if (hexString.StartsWith("0x"))
hexString = hexString.Substring(2);
byte[] bytes = new byte[hexString.Length / 2];
for (int i = 0; i < hexString.Length; i += 2)
{
string hexSubstring = hexString.Substring(i, 2);
bytes[i / 2] = Convert.ToByte(hexSubstring, 16);
}
return bytes;
}
/// <summary>
/// Convert byte array to base64 string
/// </summary>

16
CryptoExchange.Net/ExchangeHelpers.cs
View File

@ -242,8 +242,7 @@ namespace CryptoExchange.Net
/// <summary>
/// Generate a long value
/// </summary>
/// <param name="maxLength">Max character length</param>
/// <returns></returns>
/// <param name="maxLength">Max number of digits</param>
public static long RandomLong(int maxLength)
{
#if NETSTANDARD2_1_OR_GREATER || NET9_0_OR_GREATER
@ -259,6 +258,19 @@ namespace CryptoExchange.Net
return value;
}
public static long RandomLong(long minValue, long maxValue)
{
#if NET8_0_OR_GREATER
var buf = RandomNumberGenerator.GetBytes(8);
#else
byte[] buf = new byte[8];
var random = new Random();
random.NextBytes(buf);
#endif
long longRand = BitConverter.ToInt64(buf, 0);
return (Math.Abs(longRand % (maxValue - minValue)) + minValue);
}
/// <summary>
/// Generate a random string of specified length
/// </summary>