/// <summary>
/// Encrypts the specified entity.
/// </summary>
/// <remarks>
/// Encrypts the entity to the specified recipients using the supplied <see cref="SecureMimeContext"/>.
/// </remarks>
/// <returns>The encrypted entity.</returns>
/// <param name="ctx">The S/MIME context to use for encrypting.</param>
/// <param name="recipients">The recipients.</param>
/// <param name="entity">The entity.</param>
/// <exception cref="System.ArgumentNullException">
/// <para><paramref name="ctx"/> is <c>null</c>.</para>
/// <para>-or-</para>
/// <para><paramref name="recipients"/> is <c>null</c>.</para>
/// <para>-or-</para>
/// <para><paramref name="entity"/> is <c>null</c>.</para>
/// </exception>
/// <exception cref="System.ArgumentException">
/// Valid certificates could not be found for one or more of the <paramref name="recipients"/>.
/// </exception>
/// <exception cref="CertificateNotFoundException">
/// A certificate could not be found for one or more of the <paramref name="recipients"/>.
/// </exception>
/// <exception cref="Org.BouncyCastle.Cms.CmsException">
/// An error occurred in the cryptographic message syntax subsystem.
/// </exception>
public static ApplicationPkcs7Mime Encrypt(SecureMimeContext ctx, IEnumerable <MailboxAddress> recipients, MimeEntity entity)
{
if (ctx == null)
{
throw new ArgumentNullException("ctx");
}
if (recipients == null)
{
throw new ArgumentNullException("recipients");
}
if (entity == null)
{
throw new ArgumentNullException("entity");
}
using (var memory = new MemoryBlockStream()) {
var options = FormatOptions.CloneDefault();
options.NewLineFormat = NewLineFormat.Dos;
entity.WriteTo(options, memory);
memory.Position = 0;
return((ApplicationPkcs7Mime)ctx.Encrypt(recipients, memory));
}
}
/// <summary>
/// Encrypts the specified entity.
/// </summary>
/// <remarks>
/// Encrypts the entity to the specified recipients using the supplied <see cref="SecureMimeContext"/>.
/// </remarks>
/// <returns>The encrypted entity.</returns>
/// <param name="ctx">The S/MIME context to use for encrypting.</param>
/// <param name="recipients">The recipients.</param>
/// <param name="entity">The entity.</param>
/// <exception cref="System.ArgumentNullException">
/// <para><paramref name="ctx"/> is <c>null</c>.</para>
/// <para>-or-</para>
/// <para><paramref name="recipients"/> is <c>null</c>.</para>
/// <para>-or-</para>
/// <para><paramref name="entity"/> is <c>null</c>.</para>
/// </exception>
/// <exception cref="Org.BouncyCastle.Cms.CmsException">
/// An error occurred in the cryptographic message syntax subsystem.
/// </exception>
public static ApplicationPkcs7Mime Encrypt(SecureMimeContext ctx, CmsRecipientCollection recipients, MimeEntity entity)
{
if (ctx == null)
{
throw new ArgumentNullException(nameof(ctx));
}
if (recipients == null)
{
throw new ArgumentNullException(nameof(recipients));
}
if (entity == null)
{
throw new ArgumentNullException(nameof(entity));
}
using (var memory = new MemoryBlockStream()) {
var options = FormatOptions.CloneDefault();
options.NewLineFormat = NewLineFormat.Dos;
entity.WriteTo(options, memory);
memory.Position = 0;
return(ctx.Encrypt(recipients, memory));
}
}
/// <summary>
/// Encrypt the specified entity.
/// </summary>
/// <param name="ctx">The S/MIME context to use for encrypting.</param>
/// <param name="recipients">The recipients.</param>
/// <param name="entity">The entity.</param>
/// <exception cref="System.ArgumentNullException">
/// <para><paramref name="ctx"/> is <c>null</c>.</para>
/// <para>-or-</para>
/// <para><paramref name="recipients"/> is<c>null</c>.</para>
/// <para>-or-</para>
/// <para><paramref name="entity"/> is<c>null</c>.</para>
/// </exception>
/// <exception cref="System.ArgumentException">
/// Valid certificates could not be found for one or more of the <paramref name="recipients"/>.
/// </exception>
/// <exception cref="CertificateNotFoundException">
/// A certificate could not be found for one or more of the <paramref name="recipients"/>.
/// </exception>
public static ApplicationPkcs7Mime Encrypt(SecureMimeContext ctx, IEnumerable <MailboxAddress> recipients, MimeEntity entity)
{
// FIXME: find out what exceptions BouncyCastle can throw...
if (ctx == null)
{
throw new ArgumentNullException("ctx");
}
if (recipients == null)
{
throw new ArgumentNullException("recipients");
}
if (entity == null)
{
throw new ArgumentNullException("entity");
}
using (var memory = new MemoryStream()) {
var options = FormatOptions.Default.Clone();
options.NewLineFormat = NewLineFormat.Dos;
PrepareEntityForEncrypting(entity);
entity.WriteTo(options, memory);
memory.Position = 0;
return((ApplicationPkcs7Mime)ctx.Encrypt(recipients, memory));
}
}
/// <summary>
/// Encrypts the specified entity.
/// </summary>
/// <remarks>
/// Encrypts the entity to the specified recipients using the supplied <see cref="SecureMimeContext"/>.
/// </remarks>
/// <returns>The encrypted entity.</returns>
/// <param name="ctx">The S/MIME context to use for encrypting.</param>
/// <param name="recipients">The recipients.</param>
/// <param name="entity">The entity.</param>
/// <exception cref="System.ArgumentNullException">
/// <para><paramref name="ctx"/> is <c>null</c>.</para>
/// <para>-or-</para>
/// <para><paramref name="recipients"/> is <c>null</c>.</para>
/// <para>-or-</para>
/// <para><paramref name="entity"/> is <c>null</c>.</para>
/// </exception>
/// <exception cref="System.ArgumentException">
/// Valid certificates could not be found for one or more of the <paramref name="recipients"/>.
/// </exception>
/// <exception cref="CertificateNotFoundException">
/// A certificate could not be found for one or more of the <paramref name="recipients"/>.
/// </exception>
/// <exception cref="Org.BouncyCastle.Cms.CmsException">
/// An error occurred in the cryptographic message syntax subsystem.
/// </exception>
public static ApplicationPkcs7Mime Encrypt (SecureMimeContext ctx, IEnumerable<MailboxAddress> recipients, MimeEntity entity)
{
if (ctx == null)
throw new ArgumentNullException ("ctx");
if (recipients == null)
throw new ArgumentNullException ("recipients");
if (entity == null)
throw new ArgumentNullException ("entity");
using (var memory = new MemoryBlockStream ()) {
var options = FormatOptions.CloneDefault ();
options.NewLineFormat = NewLineFormat.Dos;
entity.WriteTo (options, memory);
memory.Position = 0;
return (ApplicationPkcs7Mime) ctx.Encrypt (recipients, memory);
}
}
/// <summary>
/// Encrypts the specified entity.
/// </summary>
/// <remarks>
/// Encrypts the entity to the specified recipients using the supplied <see cref="SecureMimeContext"/>.
/// </remarks>
/// <returns>The encrypted entity.</returns>
/// <param name="ctx">The S/MIME context to use for encrypting.</param>
/// <param name="recipients">The recipients.</param>
/// <param name="entity">The entity.</param>
/// <exception cref="System.ArgumentNullException">
/// <para><paramref name="ctx"/> is <c>null</c>.</para>
/// <para>-or-</para>
/// <para><paramref name="recipients"/> is <c>null</c>.</para>
/// <para>-or-</para>
/// <para><paramref name="entity"/> is <c>null</c>.</para>
/// </exception>
/// <exception cref="Org.BouncyCastle.Cms.CmsException">
/// An error occurred in the cryptographic message syntax subsystem.
/// </exception>
public static ApplicationPkcs7Mime Encrypt (SecureMimeContext ctx, CmsRecipientCollection recipients, MimeEntity entity)
{
if (ctx == null)
throw new ArgumentNullException (nameof (ctx));
if (recipients == null)
throw new ArgumentNullException (nameof (recipients));
if (entity == null)
throw new ArgumentNullException (nameof (entity));
using (var memory = new MemoryBlockStream ()) {
var options = FormatOptions.CloneDefault ();
options.NewLineFormat = NewLineFormat.Dos;
entity.WriteTo (options, memory);
memory.Position = 0;
return ctx.Encrypt (recipients, memory);
}
}
