// NOTE: this method can work with ANY configured (OID in machine.config) // HashAlgorithm descendant public byte[] SignData(Stream inputStream, object halg) { HashAlgorithm hash = GetHash(halg); byte[] toBeSigned = hash.ComputeHash(inputStream); return(PKCS1.Sign_v15(this, hash, toBeSigned)); }
// NOTE: this method can work with ANY configured (OID in machine.config) // HashAlgorithm descendant public byte[] SignData(byte[] buffer, int offset, int count, object halg) { HashAlgorithm hash = GetHash(halg); byte[] toBeSigned = hash.ComputeHash(buffer, offset, count); return(PKCS1.Sign_v15(this, hash, toBeSigned)); }
/// <summary>Computes the hash value of the specified input stream using the specified hash algorithm, and signs the resulting hash value.</summary> /// <returns>The <see cref="T:System.Security.Cryptography.RSA" /> signature for the specified data.</returns> /// <param name="inputStream">The input data for which to compute the hash. </param> /// <param name="halg">The hash algorithm to use to create the hash value. </param> /// <exception cref="T:System.ArgumentNullException">The <paramref name="halg" /> parameter is null. </exception> /// <exception cref="T:System.ArgumentException">The <paramref name="halg" /> parameter is not a valid type. </exception> /// <PermissionSet> /// <IPermission class="System.Security.Permissions.KeyContainerPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" /> /// </PermissionSet> public byte[] SignData(Stream inputStream, object halg) { HashAlgorithm hash = this.GetHash(halg); byte[] hashValue = hash.ComputeHash(inputStream); return(PKCS1.Sign_v15(this, hash, hashValue)); }
/// <summary>Computes the signature for the specified hash value by encrypting it with the private key.</summary> /// <returns>The <see cref="T:System.Security.Cryptography.RSA" /> signature for the specified hash value.</returns> /// <param name="rgbHash">The hash value of the data to be signed. </param> /// <param name="str">The hash algorithm identifier (OID) used to create the hash value of the data. </param> /// <exception cref="T:System.ArgumentNullException">The <paramref name="rgbHash" /> parameter is null. </exception> /// <exception cref="T:System.Security.Cryptography.CryptographicException">The cryptographic service provider (CSP) cannot be acquired.-or- There is no private key. </exception> /// <PermissionSet> /// <IPermission class="System.Security.Permissions.KeyContainerPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" /> /// </PermissionSet> public byte[] SignHash(byte[] rgbHash, string str) { if (rgbHash == null) { throw new ArgumentNullException("rgbHash"); } string hashName = (str != null) ? this.GetHashNameFromOID(str) : "SHA1"; HashAlgorithm hash = HashAlgorithm.Create(hashName); return(PKCS1.Sign_v15(this, hash, rgbHash)); }
public byte[] SignHash(byte[] rgbHash, string str) { if (rgbHash == null) { throw new ArgumentNullException("rgbHash"); } // Fx 2.0 defaults to the SHA-1 string hashName = (str == null) ? "SHA1" : GetHashNameFromOID(str); HashAlgorithm hash = HashAlgorithm.Create(hashName); return(PKCS1.Sign_v15(this, hash, rgbHash)); }
public override byte[] CreateSignature (byte[] rgbHash) { if (rsa == null) { throw new CryptographicUnexpectedOperationException ( Locale.GetText ("No key pair available.")); } if (hash == null) { throw new CryptographicUnexpectedOperationException ( Locale.GetText ("Missing hash algorithm.")); } if (rgbHash == null) throw new ArgumentNullException ("rgbHash"); return PKCS1.Sign_v15 (rsa, hash, rgbHash); }
// LAMESPEC: str is not the hash name but an OID // NOTE: this method is LIMITED to SHA1 and MD5 like the MS framework 1.0 // and 1.1 because there's no method to get a hash algorithm from an OID. // However there's no such limit when using the [De]Formatter class. public byte[] SignHash(byte[] rgbHash, string str) { if (rgbHash == null) { throw new ArgumentNullException("rgbHash"); } #if NET_2_0 // Fx 2.0 defaults to the SHA-1 string hashName = (str == null) ? "SHA1" : GetHashNameFromOID(str); #else if (str == null) { throw new CryptographicException(Locale.GetText("No OID specified")); } string hashName = GetHashNameFromOID(str); #endif HashAlgorithm hash = HashAlgorithm.Create(hashName); return(PKCS1.Sign_v15(this, hash, rgbHash)); }
byte[] SignHash(byte[] rgbHash, int calgHash) { return(PKCS1.Sign_v15(this, InternalHashToHashAlgorithm(calgHash), rgbHash)); }