/// <summary> /// Checks if the client's proof matches our proof. /// </summary> /// <param name="packet">the packet to read from</param> /// <returns>true if the client proof matches; false otherwise</returns> public bool IsClientProofValid(PacketIn packet) { m_srp.PublicEphemeralValueA = packet.ReadBigInteger(32); BigInteger proof = packet.ReadBigInteger(20); // SHA1 of PublicEphemeralValueA and the 16 random bytes sent in // AUTH_LOGON_CHALLENGE from the server byte[] arr = packet.ReadBytes(20); byte keyCount = packet.ReadByte(); for (int i = 0; i < keyCount; i++) { ushort keyUnk1 = packet.ReadUInt16(); uint keyUnk2 = packet.ReadUInt32(); byte[] keyUnkArray = packet.ReadBytes(4); // sha of the SRP's PublicEphemeralValueA, PublicEphemeralValueB, // and 20 unknown bytes byte[] keyUnkSha = packet.ReadBytes(20); } byte securityFlags = packet.ReadByte(); if ((securityFlags & 1) != 0) { // PIN byte[] pinRandom = packet.ReadBytes(16); byte[] pinSha = packet.ReadBytes(20); } if ((securityFlags & 2) != 0) { byte[] security2Buf = packet.ReadBytes(20); } if ((securityFlags & 4) != 0) { byte arrLen = packet.ReadByte(); byte[] security4Buf = packet.ReadBytes(arrLen); } return(m_srp.IsClientProofValid(proof)); }
/// <summary>Checks if the client's proof matches our proof.</summary> /// <param name="packet">the packet to read from</param> /// <returns>true if the client proof matches; false otherwise</returns> public bool IsClientProofValid(PacketIn packet) { this.m_srp.PublicEphemeralValueA = packet.ReadBigInteger(32); BigInteger client_proof = packet.ReadBigInteger(20); packet.ReadBytes(20); byte num1 = packet.ReadByte(); for (int index = 0; index < (int)num1; ++index) { packet.ReadUInt16(); packet.ReadUInt32(); packet.ReadBytes(4); packet.ReadBytes(20); } byte num2 = packet.ReadByte(); if (((int)num2 & 1) != 0) { packet.ReadBytes(16); packet.ReadBytes(20); } if (((int)num2 & 2) != 0) { packet.ReadBytes(20); } if (((int)num2 & 4) != 0) { byte num3 = packet.ReadByte(); packet.ReadBytes((int)num3); } return(this.m_srp.IsClientProofValid(client_proof)); }