static string GetProviderName(ProviderHandle providerHandle)
{
if (providerHandle == null)
{
throw new ArgumentNullException(nameof(providerHandle));
}
var providerNameLength_Bytes = 0;
if (CryptGetProvParam(providerHandle, CryptGetProvParamParameterTypes.PP_NAME, null, ref providerNameLength_Bytes, 0) == false)
{
throw new Win32Exception();
}
var providerName = new byte[providerNameLength_Bytes];
if (CryptGetProvParam(providerHandle, CryptGetProvParamParameterTypes.PP_NAME, providerName, ref providerNameLength_Bytes, 0) == false)
{
throw new Win32Exception();
}
return(Encoding.ASCII.GetString(providerName).TrimEnd('\0'));
}
static bool CryptGetSecurityDescriptor(ProviderHandle providerHandle, byte[] securityDescriptor, ref int securityDescriptorLength_Bytes, SecurityDescriptorFlags flags)
{
return(CryptGetProvParam(providerHandle, CryptGetProvParamParameterTypes.PP_KEYSET_SEC_DESCR, securityDescriptor, ref securityDescriptorLength_Bytes, (uint)flags));
}
static bool CryptEnumerateContainerNames(ProviderHandle providerHandle, byte[] containerName, ref int containerNameLength_Bytes, EnumerationFlags flags)
{
return(CryptGetProvParam(providerHandle, CryptGetProvParamParameterTypes.PP_ENUMCONTAINERS, containerName, ref containerNameLength_Bytes, (uint)flags));
}
static extern bool CryptGetProvParam(ProviderHandle hProv, CryptGetProvParamParameterTypes dwParam, [Out] byte[] pbData, ref int dwDataLen, uint dwFlags);
static extern bool CryptAcquireContext(out ProviderHandle hProv, string pszContainer, string pszProvider, ProviderType.Ids dwProvType, CryptAcquireContextFlags dwFlags);
