| -rw-r--r-- | pwmanager/pwmanager/libgcryptif.cpp | 2 | ||||
| -rw-r--r-- | pwmanager/pwmanager/libgcryptif.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/pwmanager/pwmanager/libgcryptif.cpp b/pwmanager/pwmanager/libgcryptif.cpp index 8175510..eafd318 100644 --- a/pwmanager/pwmanager/libgcryptif.cpp +++ b/pwmanager/pwmanager/libgcryptif.cpp @@ -1,82 +1,82 @@ /*************************************************************************** * * * copyright (C) 2004 by Michael Buesch * * email: mbuesch@freenet.de * * * * hashPassphrase() is derived from GnuPG and is * * Copyright (C) 1998, 1999, 2000, 2001, 2003 * * Free Software Foundation, Inc. * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License version 2 * * as published by the Free Software Foundation. * * * ***************************************************************************/ /*************************************************************************** * copyright (C) 2004 by Ulf Schenk - * This file is originaly based on version 2.0 of pwmanager + * This file is originaly based on version 1.1 of pwmanager * and was modified to run on embedded devices that run microkde * * $Id$ **************************************************************************/ #include "libgcryptif.h" #ifdef CONFIG_PWMANAGER_GCRY #include "pwmdoc.h" #include "randomizer.h" #include <gcrypt.h> #ifdef PWM_EMBEDDED #include <pwmprefs.h> #endif PwMerror LibGCryptIf::encrypt(unsigned char **outBuf, size_t *outBufLen, unsigned char *inBuf, size_t inBufLen, const unsigned char *key, size_t keylen, char _algo) { PwMerror ret = e_success; gcry_error_t err; gcry_cipher_hd_t handle; size_t blklen; size_t unpaddedLen = inBufLen; size_t cipherKeylen; unsigned char *hashedKey; unsigned char salt[STRING2KEY_SALTLEN]; int algo = mapCipherId(_algo); if (!inBufLen || !keylen) return e_invalidArg; // test if algo is ready for encryption err = gcry_cipher_algo_info(algo, GCRYCTL_TEST_ALGO, 0, 0); if (err != GPG_ERR_NO_ERROR) { printDebug(string("LibGCryptIf::doEncrypt(): GCRYCTL_TEST_ALGO failed: ") + gcry_strerror(err)); ret = e_cryptNotImpl; goto out; } // get the algo block length err = gcry_cipher_algo_info(algo, GCRYCTL_GET_BLKLEN, 0, &blklen); if (err != GPG_ERR_NO_ERROR) { printDebug(string("LibGCryptIf::doEncrypt(): GCRYCTL_GET_BLKLEN failed: ") + gcry_strerror(err)); ret = e_cryptNotImpl; goto out; } /* double check if we have enough space. * We have only 1024 extra bytes for padding and salt. */ diff --git a/pwmanager/pwmanager/libgcryptif.h b/pwmanager/pwmanager/libgcryptif.h index ce76675..dffd55b 100644 --- a/pwmanager/pwmanager/libgcryptif.h +++ b/pwmanager/pwmanager/libgcryptif.h @@ -1,82 +1,82 @@ /*************************************************************************** * * * copyright (C) 2004 by Michael Buesch * * email: mbuesch@freenet.de * * * * hashPassphrase() is derived from GnuPG and is * * Copyright (C) 1998, 1999, 2000, 2001, 2003 * * Free Software Foundation, Inc. * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License version 2 * * as published by the Free Software Foundation. * * * ***************************************************************************/ /*************************************************************************** * copyright (C) 2004 by Ulf Schenk - * This file is originaly based on version 2.0 of pwmanager + * This file is originaly based on version 1.1 of pwmanager * and was modified to run on embedded devices that run microkde * * $Id$ **************************************************************************/ #ifndef __LIBGCRYPTIF_H #define __LIBGCRYPTIF_H #include "pwmexception.h" //#undef CONFIG_PWMANAGER_GCRY // for debugging only. #ifdef CONFIG_PWMANAGER_GCRY #include <stddef.h> #include <sys/types.h> #include <stdint.h> #define STRING2KEY_SALTLEN 8 /** interface class for the libgcrypt cipher and hash algorithms * NOTE: Always allocate 1024 extra bytes for the inBuf (for padding) */ class LibGCryptIf { protected: struct STRING2KEY { int mode; int hash_algo; uint8_t salt[STRING2KEY_SALTLEN]; uint32_t count; }; struct DEK { size_t keylen; uint8_t key[32]; // this is the largest used keylen (256 bit) }; public: LibGCryptIf() { } /** is libgcrypt available? */ static bool available() { return true; } /** encrypt data. _algo is the PWM_CRYPT_* ID * of the algorithm. */ PwMerror encrypt(unsigned char **outBuf, size_t *outBufLen, unsigned char *inBuf, size_t inBufLen, const unsigned char *key, size_t keylen, char _algo); /** decrypt data. _algo is the PWM_CRYPT_* ID * of the algorithm. */ PwMerror decrypt(unsigned char **outBuf, size_t *outBufLen, const unsigned char *inBuf, size_t inBufLen, const unsigned char *key, size_t keylen, char _algo); /** hash data. _algo is the PWM_HASH_* ID of the hash */ |