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MySQL 5.1: yaSSL::EncryptedPreMasterSecret Class Reference

yaSSL::EncryptedPreMasterSecret

yaSSL::EncryptedPreMasterSecret Class Reference

#include <yassl_imp.hpp>

Inheritance diagram for yaSSL::EncryptedPreMasterSecret:

[legend]Collaboration diagram for yaSSL::EncryptedPreMasterSecret:

[legend]List of all members.


Public Member Functions
	EncryptedPreMasterSecret ()
	~EncryptedPreMasterSecret ()
void	build (SSL &)
void	read (SSL &, input_buffer &)
int	get_length () const
opaque *	get_clientKey () const
void	alloc (int sz)
Private Member Functions
	EncryptedPreMasterSecret (const EncryptedPreMasterSecret &)
EncryptedPreMasterSecret &	operator= (const EncryptedPreMasterSecret &)
Private Attributes
opaque *	secret_
int	length_

Detailed Description

Definition at line 477 of file yassl_imp.hpp.

Constructor & Destructor Documentation

yaSSL::EncryptedPreMasterSecret::EncryptedPreMasterSecret ( )

Definition at line 239 of file yassl_imp.cpp.

00240     : secret_(0), length_(0)
00241 {}

yaSSL::EncryptedPreMasterSecret::~EncryptedPreMasterSecret ( )

Definition at line 244 of file yassl_imp.cpp.

References secret_, and yaSSL::ysArrayDelete().

00245 {
00246     ysArrayDelete(secret_);
00247 }

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yaSSL::EncryptedPreMasterSecret::EncryptedPreMasterSecret ( const EncryptedPreMasterSecret & ) [private]

Member Function Documentation

void yaSSL::EncryptedPreMasterSecret::alloc ( int sz )

Definition at line 262 of file yassl_imp.cpp.

References length_, NEW_YS, and secret_.

Referenced by build(), and read().

00263 {
00264     length_ = sz;
00265     secret_ = NEW_YS opaque[sz];
00266 }

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void yaSSL::EncryptedPreMasterSecret::build ( SSL & ) [virtual]

Reimplemented from yaSSL::ClientKeyBase.

Definition at line 85 of file yassl_imp.cpp.

References alloc(), yaSSL::c16toa(), cert, yaSSL::RandomPool::Fill(), yaSSL::Crypto::get_certManager(), yaSSL::Security::get_connection(), yaSSL::Crypto::get_random(), yaSSL::SSL::getCrypto(), yaSSL::SSL::getSecurity(), yaSSL::SSL::isTLS(), yaSSL::ProtocolVersion::major_, memcpy, memset, yaSSL::ProtocolVersion::minor_, secret_, yaSSL::SECRET_LEN, yaSSL::SSL::set_preMaster(), and yaSSL::Connection::version_.

00086 {
00087     opaque tmp[SECRET_LEN];
00088     memset(tmp, 0, sizeof(tmp));
00089     ssl.getCrypto().get_random().Fill(tmp, SECRET_LEN);
00090     ProtocolVersion pv = ssl.getSecurity().get_connection().version_;
00091     tmp[0] = pv.major_;
00092     tmp[1] = pv.minor_;
00093     ssl.set_preMaster(tmp, SECRET_LEN);
00094 
00095     const CertManager& cert = ssl.getCrypto().get_certManager();
00096     RSA rsa(cert.get_peerKey(), cert.get_peerKeyLength());
00097     bool tls = ssl.isTLS();     // if TLS, put length for encrypted data
00098     alloc(rsa.get_cipherLength() + (tls ? 2 : 0));
00099     byte* holder = secret_;
00100     if (tls) {
00101         byte len[2];
00102         c16toa(rsa.get_cipherLength(), len);
00103         memcpy(secret_, len, sizeof(len));
00104         holder += 2;
00105     }
00106     rsa.encrypt(holder, tmp, SECRET_LEN, ssl.getCrypto().get_random());
00107 }

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opaque * yaSSL::EncryptedPreMasterSecret::get_clientKey ( ) const [virtual]

Reimplemented from yaSSL::ClientKeyBase.

Definition at line 256 of file yassl_imp.cpp.

References secret_.

00257 {
00258     return secret_;
00259 }

int yaSSL::EncryptedPreMasterSecret::get_length ( ) const [virtual]

Reimplemented from yaSSL::ClientKeyBase.

Definition at line 250 of file yassl_imp.cpp.

References length_.

00251 {
00252     return length_;
00253 }

EncryptedPreMasterSecret& yaSSL::EncryptedPreMasterSecret::operator= ( const EncryptedPreMasterSecret & ) [private]

void yaSSL::EncryptedPreMasterSecret::read	(	SSL &	,
		input_buffer &
	)			`[virtual]`

Reimplemented from yaSSL::ClientKeyBase.

Definition at line 217 of file yassl_imp.cpp.

References alloc(), yaSSL::ato16(), cert, yaSSL::Crypto::get_certManager(), yaSSL::Crypto::get_random(), yaSSL::SSL::getCrypto(), yaSSL::SSL::isTLS(), length_, yaSSL::SSL::makeMasterSecret(), yaSSL::input_buffer::read(), secret_, yaSSL::SECRET_LEN, and yaSSL::SSL::set_preMaster().

00218 {
00219     const CertManager& cert = ssl.getCrypto().get_certManager();
00220     RSA rsa(cert.get_privateKey(), cert.get_privateKeyLength(), false);
00221     uint16 cipherLen = rsa.get_cipherLength();
00222     if (ssl.isTLS()) {
00223         byte len[2];
00224         input.read(len, sizeof(len));
00225         ato16(len, cipherLen);
00226     }
00227     alloc(cipherLen);
00228     input.read(secret_, length_);
00229 
00230     opaque preMasterSecret[SECRET_LEN];
00231     rsa.decrypt(preMasterSecret, secret_, length_, 
00232                 ssl.getCrypto().get_random());
00233 
00234     ssl.set_preMaster(preMasterSecret, SECRET_LEN);
00235     ssl.makeMasterSecret();
00236 }