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Implement an mlock()'d string class for storing passphrases

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SecureString is identical to std::string except with secure_allocator
substituting for std::allocator. This makes casting between them
impossible, so converting between the two at API boundaries requires
calling ::c_str() for now.
This commit is contained in:
Dylan Noblesmith
2011-11-26 06:02:04 +00:00
committed by Luke Dashjr
parent f503a1486a
commit 96f1723bb1
9 changed files with 40 additions and 54 deletions
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6
src/wallet.cpp
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@@ -42,7 +42,7 @@ bool CWallet::AddCryptedKey(const vector<unsigned char> &vchPubKey, const vector
return false;
}
bool CWallet::Unlock(const string& strWalletPassphrase)
bool CWallet::Unlock(const SecureString& strWalletPassphrase)
{
if (!IsLocked())
return false;
@@ -63,7 +63,7 @@ bool CWallet::Unlock(const string& strWalletPassphrase)
return false;
}
bool CWallet::ChangeWalletPassphrase(const string& strOldWalletPassphrase, const string& strNewWalletPassphrase)
bool CWallet::ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, const SecureString& strNewWalletPassphrase)
{
bool fWasLocked = IsLocked();
@@ -122,7 +122,7 @@ public:
)
};
bool CWallet::EncryptWallet(const string& strWalletPassphrase)
bool CWallet::EncryptWallet(const SecureString& strWalletPassphrase)
{
if (IsCrypted())
return false;