/// <summary>
/// Signs the specified content and encodes it as a COSE_Sign1 message with embedded content.
/// </summary>
/// <param name="embeddedContent">The content to sign and to include in the message.</param>
/// <param name="signer">The signer information used to sign <paramref name="embeddedContent"/>.</param>
/// <param name="associatedData">The extra data associated with the signature, which must also be provided during verification.</param>
/// <returns>The encoded message.</returns>
/// <exception cref="ArgumentNullException"><paramref name="signer"/> is <see langword="null"/>.</exception>
/// <exception cref="ArgumentException">
/// <para>
/// The <see cref="CoseSigner.ProtectedHeaders"/> and <see cref="CoseSigner.UnprotectedHeaders"/> collections in <paramref name="signer"/> have one or more labels in common.
/// </para>
/// <para>-or-</para>
/// <para>
/// One or more of the labels specified in a <see cref="CoseHeaderLabel.CriticalHeaders"/> header is missing.
/// </para>
/// </exception>
public static byte[] SignEmbedded(ReadOnlySpan <byte> embeddedContent, CoseSigner signer, ReadOnlySpan <byte> associatedData = default)
{
if (signer is null)
{
throw new ArgumentNullException(nameof(signer));
}
return(SignCore(embeddedContent, null, signer, associatedData, isDetached: false));
}
public static byte[] SignEmbedded(byte[] embeddedContent, CoseSigner signer, CoseHeaderMap?protectedHeaders = null, CoseHeaderMap?unprotectedHeaders = null, byte[]?associatedData = null)
{
if (embeddedContent is null)
{
throw new ArgumentNullException(nameof(embeddedContent));
}
return(SignCore(embeddedContent, null, signer, protectedHeaders, unprotectedHeaders, associatedData, isDetached: false));
}
/// <summary>
/// Signs the specified content and encodes it as a COSE_Sign1 message with embedded content.
/// </summary>
/// <param name="embeddedContent">The content to sign and to include in the message.</param>
/// <param name="signer">The signer information used to sign <paramref name="embeddedContent"/>.</param>
/// <param name="associatedData">The extra data associated with the signature, which must also be provided during verification.</param>
/// <returns>The encoded message.</returns>
/// <exception cref="ArgumentNullException"><paramref name="embeddedContent"/> or <paramref name="signer"/> is <see langword="null"/>.</exception>
/// <exception cref="ArgumentException">
/// <para>
/// The <see cref="CoseSigner.ProtectedHeaders"/> and <see cref="CoseSigner.UnprotectedHeaders"/> collections in <paramref name="signer"/> have one or more labels in common.
/// </para>
/// <para>-or-</para>
/// <para>
/// One or more of the labels specified in a <see cref="CoseHeaderLabel.CriticalHeaders"/> header is missing.
/// </para>
/// </exception>
public static byte[] SignEmbedded(byte[] embeddedContent, CoseSigner signer, byte[]?associatedData = null)
{
if (embeddedContent is null)
{
throw new ArgumentNullException(nameof(embeddedContent));
}
if (signer is null)
{
throw new ArgumentNullException(nameof(signer));
}
return(SignCore(embeddedContent.AsSpan(), null, signer, associatedData, isDetached: false));
}
public static byte[] SignDetached(Stream detachedContent, CoseSigner signer, CoseHeaderMap?protectedHeaders = null, CoseHeaderMap?unprotectedHeaders = null, ReadOnlySpan <byte> associatedData = default)
{
if (detachedContent is null)
{
throw new ArgumentNullException(nameof(detachedContent));
}
if (!detachedContent.CanRead)
{
throw new ArgumentException(SR.Sign1ArgumentStreamNotReadable, nameof(detachedContent));
}
if (!detachedContent.CanSeek)
{
throw new ArgumentException(SR.Sign1ArgumentStreamNotSeekable, nameof(detachedContent));
}
return(SignCore(default, detachedContent, signer, protectedHeaders, unprotectedHeaders, associatedData, isDetached: true));
public static byte[] SignEmbedded(ReadOnlySpan <byte> embeddedContent, CoseSigner signer, CoseHeaderMap?protectedHeaders = null, CoseHeaderMap?unprotectedHeaders = null, ReadOnlySpan <byte> associatedData = default) => SignCore(embeddedContent, null, signer, protectedHeaders, unprotectedHeaders, associatedData, isDetached: false);
