internal static Sequence PackMessage(VersionCode version, ISegment header, SecurityParameters parameters, ISegment scope, IPrivacyProvider privacy)
{
if (scope == null)
{
throw new ArgumentNullException("scope");
}
if (parameters == null)
{
throw new ArgumentNullException("parameters");
}
if (header == null)
{
throw new ArgumentNullException("header");
}
if (privacy == null)
{
throw new ArgumentNullException("privacy");
}
ISnmpData[] collection = new ISnmpData[4]
{
new Integer32((int)version),
header.GetData(version),
parameters.GetData(version),
privacy.Encrypt(scope.GetData(version), parameters)
};
return(new Sequence(collection));
}
/// <summary>
/// Gets the scope data.
/// </summary>
/// <param name="privacy">The privacy provider.</param>
/// <param name="header">The header.</param>
/// <param name="parameters">The parameters.</param>
/// <param name="rawScopeData">The raw scope data.</param>
/// <returns>ISnmpData.</returns>
/// <exception cref="System.ArgumentNullException">
/// privacy
/// or
/// header
/// </exception>
public static ISnmpData GetScopeData(this IPrivacyProvider privacy, Header header, SecurityParameters parameters, ISnmpData rawScopeData)
{
if (privacy == null)
{
throw new ArgumentNullException("privacy");
}
if (header == null)
{
throw new ArgumentNullException("header");
}
return(Levels.Privacy == (header.SecurityLevel & Levels.Privacy) ? privacy.Encrypt(rawScopeData, parameters) : rawScopeData);
}
/// <summary>
/// Computes the hash.
/// </summary>
/// <param name="version">The version.</param>
/// <param name="header">The header.</param>
/// <param name="parameters">The parameters.</param>
/// <param name="scope">The scope.</param>
/// <param name="privacy">The privacy provider.</param>
/// <returns></returns>
public OctetString ComputeHash(VersionCode version, Header header, SecurityParameters parameters, Scope scope, IPrivacyProvider privacy)
{
if (header == null)
{
throw new ArgumentNullException("header");
}
if (parameters == null)
{
throw new ArgumentNullException("parameters");
}
if (scope == null)
{
throw new ArgumentNullException("scope");
}
if (privacy == null)
{
throw new ArgumentNullException("privacy");
}
return(ComputeHash(version, header, parameters, privacy.Encrypt(scope.GetData(version), parameters), privacy));
}
/// <summary>
/// Computes the hash.
/// </summary>
/// <param name="authen">The authentication provider.</param>
/// <param name="version">The version.</param>
/// <param name="header">The header.</param>
/// <param name="parameters">The parameters.</param>
/// <param name="scope">The scope.</param>
/// <param name="privacy">The privacy provider.</param>
public static void ComputeHash(this IAuthenticationProvider authen, VersionCode version, Header header, SecurityParameters parameters, Scope scope, IPrivacyProvider privacy)
{
if (authen == null)
{
throw new ArgumentNullException("authen");
}
if (header == null)
{
throw new ArgumentNullException("header");
}
if (parameters == null)
{
throw new ArgumentNullException("parameters");
}
if (scope == null)
{
throw new ArgumentNullException("scope");
}
if (privacy == null)
{
throw new ArgumentNullException("privacy");
}
if (authen is DefaultAuthenticationProvider)
{
return;
}
// replace the hash.
parameters.AuthenticationParameters = authen.ComputeHash(version, header, parameters, privacy.Encrypt(scope.GetData(version), parameters), privacy);
}
internal static Sequence PackMessage(VersionCode version, ISegment header, SecurityParameters parameters, ISegment scope, IPrivacyProvider privacy)
{
if (scope == null)
{
throw new ArgumentNullException("scope");
}
if (parameters == null)
{
throw new ArgumentNullException("parameters");
}
if (header == null)
{
throw new ArgumentNullException("header");
}
if (privacy == null)
{
throw new ArgumentNullException("privacy");
}
ISnmpData[] collection = new ISnmpData[4]
{
new Integer32((int)version),
header.GetData(version),
parameters.GetData(version),
privacy.Encrypt(scope.GetData(version), parameters)
};
return new Sequence(collection);
}
/// <summary>
/// Computes the hash.
/// </summary>
/// <param name="version">The version.</param>
/// <param name="header">The header.</param>
/// <param name="parameters">The parameters.</param>
/// <param name="scope">The scope.</param>
/// <param name="privacy">The privacy provider.</param>
/// <returns></returns>
public OctetString ComputeHash(VersionCode version, Header header, SecurityParameters parameters, Scope scope, IPrivacyProvider privacy)
{
if (header == null)
{
throw new ArgumentNullException("header");
}
if (parameters == null)
{
throw new ArgumentNullException("parameters");
}
if (scope == null)
{
throw new ArgumentNullException("scope");
}
if (privacy == null)
{
throw new ArgumentNullException("privacy");
}
return ComputeHash(version, header, parameters, privacy.Encrypt(scope.GetData(version), parameters), privacy);
}
