public static string hash_value(string originalText, CryptoHashProviderType providerType)
{
HashAlgorithm hashAlgorithm = null;
switch (providerType)
{
case CryptoHashProviderType.Md5:
hashAlgorithm = new HashAlgorithm(MD5.Create());
break;
case CryptoHashProviderType.Sha1:
hashAlgorithm = new HashAlgorithm(SHA1.Create());
break;
case CryptoHashProviderType.Sha256:
hashAlgorithm = new HashAlgorithm(SHA256.Create());
break;
case CryptoHashProviderType.Sha512:
hashAlgorithm = new HashAlgorithm(SHA512.Create());
break;
}
if (hashAlgorithm == null)
{
return(string.Empty);
}
var hash = hashAlgorithm.ComputeHash(Encoding.ASCII.GetBytes(originalText));
return(BitConverter.ToString(hash).Replace("-", string.Empty));
}
public static string hash_value(string originalText, CryptoHashProviderType providerType)
{
IHashAlgorithm hashAlgorithm = get_hash_algorithm_static(providerType);
if (hashAlgorithm == null) return string.Empty;
var hash = hashAlgorithm.ComputeHash(Encoding.ASCII.GetBytes(originalText));
return BitConverter.ToString(hash).Replace("-", string.Empty);
}
private static IHashAlgorithm get_hash_algorithm_static(CryptoHashProviderType algorithmType)
{
var fipsOnly = false;
try
{
fipsOnly = CryptoConfig.AllowOnlyFipsAlgorithms;
}
catch (Exception ex)
{
"chocolatey".Log().Debug("Unable to get FipsPolicy from CryptoConfig:{0} {1}".format_with(Environment.NewLine, ex.Message));
}
HashAlgorithm hashAlgorithm = null;
switch (algorithmType)
{
case CryptoHashProviderType.Md5:
hashAlgorithm = new HashAlgorithm(MD5.Create());
break;
#if NETFRAMEWORK
case CryptoHashProviderType.Sha1:
hashAlgorithm = new HashAlgorithm(fipsOnly ? new SHA1Cng() : SHA1.Create());
break;
case CryptoHashProviderType.Sha256:
hashAlgorithm = new HashAlgorithm(fipsOnly ? new SHA256Cng() : SHA256.Create());
break;
case CryptoHashProviderType.Sha512:
hashAlgorithm = new HashAlgorithm(fipsOnly ? new SHA512Cng() : SHA512.Create());
break;
#else
// On .net core there does not exists SHA1Cng/SHA256Cng/SHA512Cng - there exists SHA1Managed alternative
// but it's not clear whether they map one to one. Maybe some obsolete .NET Framework feature ?
case CryptoHashProviderType.Sha1:
hashAlgorithm = new HashAlgorithm(SHA1.Create());
break;
case CryptoHashProviderType.Sha256:
hashAlgorithm = new HashAlgorithm(SHA256.Create());
break;
case CryptoHashProviderType.Sha512:
hashAlgorithm = new HashAlgorithm(SHA512.Create());
break;
#endif
}
return(hashAlgorithm);
}
public static string hash_value(string originalText, CryptoHashProviderType providerType)
{
IHashAlgorithm hashAlgorithm = get_hash_algorithm_static(providerType);
if (hashAlgorithm == null)
{
return(string.Empty);
}
var hash = hashAlgorithm.ComputeHash(Encoding.ASCII.GetBytes(originalText));
return(BitConverter.ToString(hash).Replace("-", string.Empty));
}
public CrytpoHashProvider(IFileSystem fileSystem, CryptoHashProviderType providerType)
{
_fileSystem = fileSystem;
switch (providerType)
{
case CryptoHashProviderType.Md5:
_hashAlgorithm = new HashAlgorithm(MD5.Create());
break;
case CryptoHashProviderType.Sha1:
_hashAlgorithm = new HashAlgorithm(SHA1.Create());
break;
case CryptoHashProviderType.Sha256:
_hashAlgorithm = new HashAlgorithm(SHA256.Create());
break;
case CryptoHashProviderType.Sha512:
_hashAlgorithm = new HashAlgorithm(SHA512.Create());
break;
}
}
public CrytpoHashProvider(IFileSystem fileSystem, CryptoHashProviderType providerType)
{
_fileSystem = fileSystem;
switch (providerType)
{
case CryptoHashProviderType.Md5:
_hashAlgorithm = new HashAlgorithm(MD5.Create());
break;
case CryptoHashProviderType.Sha1:
_hashAlgorithm = new HashAlgorithm(SHA1.Create());
break;
case CryptoHashProviderType.Sha256:
_hashAlgorithm = new HashAlgorithm(SHA256.Create());
break;
case CryptoHashProviderType.Sha512:
_hashAlgorithm = new HashAlgorithm(SHA512.Create());
break;
}
}
private static IHashAlgorithm get_hash_algorithm_static(CryptoHashProviderType algorithmType)
{
var fipsOnly = false;
try
{
fipsOnly = CryptoConfig.AllowOnlyFipsAlgorithms;
}
catch (Exception ex)
{
"chocolatey".Log().Debug("Unable to get FipsPolicy from CryptoConfig:{0} {1}".format_with(Environment.NewLine, ex.Message));
}
HashAlgorithm hashAlgorithm = null;
switch (algorithmType)
{
case CryptoHashProviderType.Md5:
hashAlgorithm = new HashAlgorithm(MD5.Create());
break;
case CryptoHashProviderType.Sha1:
hashAlgorithm = new HashAlgorithm(fipsOnly ? new SHA1Cng() : SHA1.Create());
break;
case CryptoHashProviderType.Sha256:
hashAlgorithm = new HashAlgorithm(fipsOnly ? new SHA256Cng() : SHA256.Create());
break;
case CryptoHashProviderType.Sha512:
hashAlgorithm = new HashAlgorithm(fipsOnly ? new SHA512Cng() : SHA512.Create());
break;
}
return(hashAlgorithm);
}
public static string hash_value(string originalText, CryptoHashProviderType providerType)
{
HashAlgorithm hashAlgorithm = null;
switch (providerType)
{
case CryptoHashProviderType.Md5:
hashAlgorithm = new HashAlgorithm(MD5.Create());
break;
case CryptoHashProviderType.Sha1:
hashAlgorithm = new HashAlgorithm(SHA1.Create());
break;
case CryptoHashProviderType.Sha256:
hashAlgorithm = new HashAlgorithm(SHA256.Create());
break;
case CryptoHashProviderType.Sha512:
hashAlgorithm = new HashAlgorithm(SHA512.Create());
break;
}
if (hashAlgorithm == null) return string.Empty;
var hash = hashAlgorithm.ComputeHash(Encoding.ASCII.GetBytes(originalText));
return BitConverter.ToString(hash).Replace("-", string.Empty);
}
public void set_hash_algorithm(CryptoHashProviderType algorithmType)
{
_hashAlgorithm = get_hash_algorithm_static(algorithmType);
}
public void set_hash_algorithm(CryptoHashProviderType algorithmType)
{
_hashAlgorithm = get_hash_algorithm_static(algorithmType);
}
private static IHashAlgorithm get_hash_algorithm_static(CryptoHashProviderType algorithmType)
{
var fipsOnly = false;
try
{
fipsOnly = CryptoConfig.AllowOnlyFipsAlgorithms;
}
catch (Exception ex)
{
"chocolatey".Log().Debug("Unable to get FipsPolicy from CryptoConfig:{0} {1}".format_with(Environment.NewLine, ex.Message));
}
HashAlgorithm hashAlgorithm = null;
switch (algorithmType)
{
case CryptoHashProviderType.Md5:
hashAlgorithm = new HashAlgorithm(MD5.Create());
break;
case CryptoHashProviderType.Sha1:
hashAlgorithm = new HashAlgorithm(fipsOnly ? new SHA1Cng() : SHA1.Create());
break;
case CryptoHashProviderType.Sha256:
hashAlgorithm = new HashAlgorithm(fipsOnly ? new SHA256Cng() : SHA256.Create());
break;
case CryptoHashProviderType.Sha512:
hashAlgorithm = new HashAlgorithm(fipsOnly ? new SHA512Cng() : SHA512.Create());
break;
}
return hashAlgorithm;
}
