From 56bc3b4f9135fde1764e15046bf7799538aff18b Mon Sep 17 00:00:00 2001 From: Erwin Nindl Date: Tue, 11 Dec 2007 12:58:31 +0000 Subject: now set really key in KD --- keyDerivation.cpp | 27 ++++++++++++++++----------- 1 file changed, 16 insertions(+), 11 deletions(-) (limited to 'keyDerivation.cpp') diff --git a/keyDerivation.cpp b/keyDerivation.cpp index 2c3d84b..c9db305 100644 --- a/keyDerivation.cpp +++ b/keyDerivation.cpp @@ -52,26 +52,26 @@ void KeyDerivation::init(Buffer key, Buffer salt) if( !gcry_control(GCRYCTL_ANY_INITIALIZATION_P) ) { if( !gcry_check_version( MIN_GCRYPT_VERSION ) ) { - cLog.msg(Log::PRIO_ERR) << "Invalid Version of libgcrypt, should be >= " << MIN_GCRYPT_VERSION; + cLog.msg(Log::PRIO_ERR) << "KeyDerivation::init: Invalid Version of libgcrypt, should be >= " << MIN_GCRYPT_VERSION; return; } // do NOT allocate a pool of secure memory! // this is NOT thread safe! -// /* Allocate a pool of 16k secure memory. This also drops priviliges -// * on some systems. */ -// err = gcry_control(GCRYCTL_INIT_SECMEM, 16384, 0); -// if( err ) -// { -// std::cerr << "Failed to allocate 16k secure memory: " << gpg_strerror( err ) << std::endl; -// return; -// } + // /* Allocate a pool of 16k secure memory. This also drops priviliges + // * on some systems. */ + // err = gcry_control(GCRYCTL_INIT_SECMEM, 16384, 0); + // if( err ) + // { + // std::cerr << "Failed to allocate 16k secure memory: " << gpg_strerror( err ) << std::endl; + // return; + // } /* Tell Libgcrypt that initialization has completed. */ err = gcry_control(GCRYCTL_INITIALIZATION_FINISHED); if( err ) { - cLog.msg(Log::PRIO_ERR) << "Failed to finish the initialization of libgcrypt: " << gpg_strerror( err ); + cLog.msg(Log::PRIO_ERR) << "KeyDerivation::init: Failed to finish the initialization of libgcrypt: " << gpg_strerror( err ); return; } else { cLog.msg(Log::PRIO_NOTICE) << "KeyDerivation::init: libgcrypt init finished"; @@ -80,10 +80,15 @@ void KeyDerivation::init(Buffer key, Buffer salt) err = gcry_cipher_open( &cipher_, GCRY_CIPHER_AES128, GCRY_CIPHER_MODE_CTR, 0 ); if( err ) { - cLog.msg(Log::PRIO_ERR) << "Failed to open cipher: " << gpg_strerror( err ); + cLog.msg(Log::PRIO_ERR) << "KeyDerivation::init: Failed to open cipher: " << gpg_strerror( err ); return; } + // FIXXME: hardcoded keysize! + err = gcry_cipher_setkey( cipher_, key.getBuf(), 16 ); + if( err ) + cLog.msg(Log::PRIO_ERR) << "KeyDerivation::init: Failed to set cipher key: " << gpg_strerror( err ); + salt_ = SyncBuffer(salt); } -- cgit v1.2.3