extract public key from ceritificate

Reseed.cpp

@@ -375,6 +375,7 @@ namespace data
        		signature.SkipAll();
 			
 			// issuer
+			std::string name;
 			CryptoPP::BERSequenceDecoder issuer (tbsCert);
 			{
 				CryptoPP::BERSetDecoder c (issuer);	c.SkipAll();
@@ -388,9 +389,7 @@ namespace data
 					{			
 						CryptoPP::BERGeneralDecoder ident(attributes, CryptoPP::OBJECT_IDENTIFIER);
 						ident.SkipAll ();
-						std::string name;
 						CryptoPP::BERDecodeTextString (attributes, name, CryptoPP::UTF8_STRING);
-						LogPrint (eLogInfo, "Issuer name: ", name);
 					}	
 				}	
 			}	
@@ -403,6 +402,23 @@ namespace data
        		subject.SkipAll();
 			// public key
 			CryptoPP::BERSequenceDecoder publicKey (tbsCert);
+			{			
+				CryptoPP::BERSequenceDecoder ident (publicKey);
+				ident.SkipAll ();
+				CryptoPP::BERGeneralDecoder key (publicKey, CryptoPP::BIT_STRING);
+				key.Skip (1); // FIXME: probably bug in crypto++
+				CryptoPP::BERSequenceDecoder keyPair (key);
+				CryptoPP::Integer n;
+       			n.BERDecode (keyPair);
+				if (name.length () > 0) 
+				{	
+					PublicKey value;
+					n.Encode (value, 512);
+					m_SigningKeys[name] = value;
+				}		
+				else
+					LogPrint (eLogWarning, "Unknown issuer. Skipped");
+			}	
        		publicKey.SkipAll();
 			
 			tbsCert.SkipAll();

Reseed.h

@@ -4,6 +4,8 @@
 #include <iostream>
 #include <string>
 #include <vector>
+#include <map>
+#include "Identity.h"
 
 namespace i2p
 {
@@ -12,6 +14,8 @@ namespace data
 
 	class Reseeder
 	{
+		typedef Tag<512> PublicKey;	
+		
 		public:
 		
 			Reseeder();
@@ -28,7 +32,10 @@ namespace data
 			int ProcessSU3Stream (std::istream& s);	
 
 			bool FindZipDataDescriptor (std::istream& s);
-			
+
+		private:	
+
+			std::map<std::string, PublicKey> m_SigningKeys;
 	};
 }
 }

Signature.h

@@ -244,10 +244,6 @@ namespace crypto
 				m_PublicKey.Initialize (CryptoPP::Integer (signingKey, keyLen), CryptoPP::Integer (rsae));
 			}
 
-			RSAVerifier (const CryptoPP::RSA::PublicKey& publicKey): m_PublicKey (publicKey)
-			{
-			}
-
 			bool Verify (const uint8_t * buf, size_t len, const uint8_t * signature) const 
 			{
 				typename CryptoPP::RSASS<CryptoPP::PKCS1v15, Hash>::Verifier verifier (m_PublicKey);
@@ -306,10 +302,6 @@ namespace crypto
 			RSASHA2562048Verifier (const uint8_t * signingKey): RSAVerifier (signingKey) 
 			{
 			}
-
-			RSASHA2562048Verifier (const CryptoPP::RSA::PublicKey& publicKey): RSAVerifier (publicKey)
-			{
-			}
 	};
 
 	class RSASHA2562048Signer: public RSASigner<CryptoPP::SHA256> 
@@ -331,10 +323,6 @@ namespace crypto
 			RSASHA3843072Verifier (const uint8_t * signingKey): RSAVerifier (signingKey) 
 			{
 			}
-
-			RSASHA3843072Verifier (const CryptoPP::RSA::PublicKey& publicKey): RSAVerifier (publicKey)
-			{
-			}
 	};
 
 	class RSASHA3843072Signer: public RSASigner<CryptoPP::SHA384> 
@@ -356,10 +344,6 @@ namespace crypto
 			RSASHA5124096Verifier (const uint8_t * signingKey): RSAVerifier (signingKey) 
 			{
 			}
-
-			RSASHA5124096Verifier (const CryptoPP::RSA::PublicKey& publicKey): RSAVerifier (publicKey)
-			{
-			}
 	};
 
 	class RSASHA5124096Signer: public RSASigner<CryptoPP::SHA512>