Pkcs7Signer.cs source code in C# .NET

                        Code:
                         / Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / clr / src / ManagedLibraries / Security / System / Security / Cryptography / Pkcs / Pkcs7Signer.cs / 5 / Pkcs7Signer.cs
                        
                        
                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 

// 
// Pkcs7Signer.cs 
//
 
namespace System.Security.Cryptography.Pkcs {
    using System.Globalization;
    using System.Security.Cryptography;
    using System.Security.Cryptography.X509Certificates; 

    [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] 
    public sealed class CmsSigner { 
        private SubjectIdentifierType            m_signerIdentifierType;
        private X509Certificate2                m_certificate; 
        private Oid                              m_digestAlgorithm;
        private CryptographicAttributeObjectCollection m_signedAttributes;
        private CryptographicAttributeObjectCollection m_unsignedAttributes;
        private X509Certificate2Collection      m_certificates; 
        private X509IncludeOption                m_includeOption;
        private bool                             m_dummyCert; 
 
        //
        // Constructors. 
        //

        public CmsSigner () : this(SubjectIdentifierType.IssuerAndSerialNumber, null) {}
 
        public CmsSigner (SubjectIdentifierType signerIdentifierType) : this (signerIdentifierType, null) {}
 
        public CmsSigner (X509Certificate2 certificate) : this(SubjectIdentifierType.IssuerAndSerialNumber, certificate) {} 

        public CmsSigner (CspParameters parameters) : this(SubjectIdentifierType.SubjectKeyIdentifier, 
                                                           PkcsUtils.CreateDummyCertificate(parameters)) {
            m_dummyCert = true;
            this.IncludeOption = X509IncludeOption.None;
        } 

        public CmsSigner (SubjectIdentifierType signerIdentifierType, X509Certificate2 certificate) { 
            switch (signerIdentifierType) { 
            case SubjectIdentifierType.Unknown:
                this.SignerIdentifierType = SubjectIdentifierType.IssuerAndSerialNumber; 
                this.IncludeOption = X509IncludeOption.ExcludeRoot;
                break;
            case SubjectIdentifierType.IssuerAndSerialNumber:
                this.SignerIdentifierType = signerIdentifierType; 
                this.IncludeOption = X509IncludeOption.ExcludeRoot;
                break; 
            case SubjectIdentifierType.SubjectKeyIdentifier: 
                this.SignerIdentifierType = signerIdentifierType;
                this.IncludeOption = X509IncludeOption.ExcludeRoot; 
                break;
            case SubjectIdentifierType.NoSignature:
                this.SignerIdentifierType = signerIdentifierType;
                this.IncludeOption        = X509IncludeOption.None; 
                break;
            default: 
                this.SignerIdentifierType = SubjectIdentifierType.IssuerAndSerialNumber; 
                this.IncludeOption = X509IncludeOption.ExcludeRoot;
                break; 
            }
            this.Certificate = certificate;
            this.DigestAlgorithm = new Oid(CAPI.szOID_OIWSEC_sha1);
 
            m_signedAttributes = new CryptographicAttributeObjectCollection();
            m_unsignedAttributes = new CryptographicAttributeObjectCollection(); 
            m_certificates = new X509Certificate2Collection(); 
        }
 
        //
        // Public APIs.
        //
 
        public SubjectIdentifierType SignerIdentifierType {
            get { 
                return m_signerIdentifierType; 
            }
            set { 
                if (value != SubjectIdentifierType.IssuerAndSerialNumber &&
                    value != SubjectIdentifierType.SubjectKeyIdentifier  &&
                    value != SubjectIdentifierType.NoSignature)
                    throw new ArgumentException(String.Format(CultureInfo.CurrentCulture, SecurityResources.GetResourceString("Arg_EnumIllegalVal"), "value")); 

                if (m_dummyCert && value != SubjectIdentifierType.SubjectKeyIdentifier) 
                    throw new ArgumentException(String.Format(CultureInfo.CurrentCulture, SecurityResources.GetResourceString("Arg_EnumIllegalVal"), "value")); 
                m_signerIdentifierType = value;
            } 
        }

        public X509Certificate2 Certificate {
            get { 
                return m_certificate;
            } 
            set { 
                m_certificate = value;
            } 
        }

        public Oid DigestAlgorithm {
            get { 
                return m_digestAlgorithm;
            } 
            set { 
                m_digestAlgorithm = value;
            } 
        }

        public CryptographicAttributeObjectCollection SignedAttributes {
            get { 
                return m_signedAttributes;
            } 
        } 

        public CryptographicAttributeObjectCollection UnsignedAttributes { 
            get {
                return m_unsignedAttributes;
            }
        } 

        public X509Certificate2Collection Certificates { 
            get { 
                return m_certificates;
            } 
        }

        public X509IncludeOption IncludeOption {
            get { 
                return m_includeOption;
            } 
            set { 
                if (value < X509IncludeOption.None || value > X509IncludeOption.WholeChain)
                    throw new ArgumentException(String.Format(CultureInfo.CurrentCulture, SecurityResources.GetResourceString("Arg_EnumIllegalVal"), "value")); 
                m_includeOption = value;
            }
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 

// 
// Pkcs7Signer.cs 
//
 
namespace System.Security.Cryptography.Pkcs {
    using System.Globalization;
    using System.Security.Cryptography;
    using System.Security.Cryptography.X509Certificates; 

    [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] 
    public sealed class CmsSigner { 
        private SubjectIdentifierType            m_signerIdentifierType;
        private X509Certificate2                m_certificate; 
        private Oid                              m_digestAlgorithm;
        private CryptographicAttributeObjectCollection m_signedAttributes;
        private CryptographicAttributeObjectCollection m_unsignedAttributes;
        private X509Certificate2Collection      m_certificates; 
        private X509IncludeOption                m_includeOption;
        private bool                             m_dummyCert; 
 
        //
        // Constructors. 
        //

        public CmsSigner () : this(SubjectIdentifierType.IssuerAndSerialNumber, null) {}
 
        public CmsSigner (SubjectIdentifierType signerIdentifierType) : this (signerIdentifierType, null) {}
 
        public CmsSigner (X509Certificate2 certificate) : this(SubjectIdentifierType.IssuerAndSerialNumber, certificate) {} 

        public CmsSigner (CspParameters parameters) : this(SubjectIdentifierType.SubjectKeyIdentifier, 
                                                           PkcsUtils.CreateDummyCertificate(parameters)) {
            m_dummyCert = true;
            this.IncludeOption = X509IncludeOption.None;
        } 

        public CmsSigner (SubjectIdentifierType signerIdentifierType, X509Certificate2 certificate) { 
            switch (signerIdentifierType) { 
            case SubjectIdentifierType.Unknown:
                this.SignerIdentifierType = SubjectIdentifierType.IssuerAndSerialNumber; 
                this.IncludeOption = X509IncludeOption.ExcludeRoot;
                break;
            case SubjectIdentifierType.IssuerAndSerialNumber:
                this.SignerIdentifierType = signerIdentifierType; 
                this.IncludeOption = X509IncludeOption.ExcludeRoot;
                break; 
            case SubjectIdentifierType.SubjectKeyIdentifier: 
                this.SignerIdentifierType = signerIdentifierType;
                this.IncludeOption = X509IncludeOption.ExcludeRoot; 
                break;
            case SubjectIdentifierType.NoSignature:
                this.SignerIdentifierType = signerIdentifierType;
                this.IncludeOption        = X509IncludeOption.None; 
                break;
            default: 
                this.SignerIdentifierType = SubjectIdentifierType.IssuerAndSerialNumber; 
                this.IncludeOption = X509IncludeOption.ExcludeRoot;
                break; 
            }
            this.Certificate = certificate;
            this.DigestAlgorithm = new Oid(CAPI.szOID_OIWSEC_sha1);
 
            m_signedAttributes = new CryptographicAttributeObjectCollection();
            m_unsignedAttributes = new CryptographicAttributeObjectCollection(); 
            m_certificates = new X509Certificate2Collection(); 
        }
 
        //
        // Public APIs.
        //
 
        public SubjectIdentifierType SignerIdentifierType {
            get { 
                return m_signerIdentifierType; 
            }
            set { 
                if (value != SubjectIdentifierType.IssuerAndSerialNumber &&
                    value != SubjectIdentifierType.SubjectKeyIdentifier  &&
                    value != SubjectIdentifierType.NoSignature)
                    throw new ArgumentException(String.Format(CultureInfo.CurrentCulture, SecurityResources.GetResourceString("Arg_EnumIllegalVal"), "value")); 

                if (m_dummyCert && value != SubjectIdentifierType.SubjectKeyIdentifier) 
                    throw new ArgumentException(String.Format(CultureInfo.CurrentCulture, SecurityResources.GetResourceString("Arg_EnumIllegalVal"), "value")); 
                m_signerIdentifierType = value;
            } 
        }

        public X509Certificate2 Certificate {
            get { 
                return m_certificate;
            } 
            set { 
                m_certificate = value;
            } 
        }

        public Oid DigestAlgorithm {
            get { 
                return m_digestAlgorithm;
            } 
            set { 
                m_digestAlgorithm = value;
            } 
        }

        public CryptographicAttributeObjectCollection SignedAttributes {
            get { 
                return m_signedAttributes;
            } 
        } 

        public CryptographicAttributeObjectCollection UnsignedAttributes { 
            get {
                return m_unsignedAttributes;
            }
        } 

        public X509Certificate2Collection Certificates { 
            get { 
                return m_certificates;
            } 
        }

        public X509IncludeOption IncludeOption {
            get { 
                return m_includeOption;
            } 
            set { 
                if (value < X509IncludeOption.None || value > X509IncludeOption.WholeChain)
                    throw new ArgumentException(String.Format(CultureInfo.CurrentCulture, SecurityResources.GetResourceString("Arg_EnumIllegalVal"), "value")); 
                m_includeOption = value;
            }
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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Pkcs7Signer.cs source code in C# .NET

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