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| author | Nicolas Pennequin <nicolas.pennequin@free.fr> | 2008-07-11 16:51:25 +0000 |
|---|---|---|
| committer | Nicolas Pennequin <nicolas.pennequin@free.fr> | 2008-07-11 16:51:25 +0000 |
| commit | ca5bb76d2b8f65aa97e50b633f828c1deb241526 (patch) | |
| tree | 453a1b2de3a0dc0d0b2f7080d10d033bf8fbcdf1 /utils/zenutils/source/shared/crypt.cpp | |
| parent | 141774be48940d56e3ad4dbf451d245b61d4f8b2 (diff) | |
| download | rockbox-ca5bb76d2b8f65aa97e50b633f828c1deb241526.zip rockbox-ca5bb76d2b8f65aa97e50b633f828c1deb241526.tar.gz rockbox-ca5bb76d2b8f65aa97e50b633f828c1deb241526.tar.bz2 rockbox-ca5bb76d2b8f65aa97e50b633f828c1deb241526.tar.xz | |
Delete the svn:executable property and set svn:eol-style to native for all those text files.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18012 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to '')
| -rw-r--r--[-rwxr-xr-x] | utils/zenutils/source/shared/crypt.cpp | 182 |
1 files changed, 91 insertions, 91 deletions
diff --git a/utils/zenutils/source/shared/crypt.cpp b/utils/zenutils/source/shared/crypt.cpp index 9c2d338..3f15ac6 100755..100644 --- a/utils/zenutils/source/shared/crypt.cpp +++ b/utils/zenutils/source/shared/crypt.cpp @@ -1,91 +1,91 @@ -/* zenutils - Utilities for working with creative firmwares.
- * Copyright 2007 (c) Rasmus Ry <rasmus.ry{at}gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include "crypt.h"
-#include <stdexcept>
-#include <beecrypt/hmacsha1.h>
-#include <beecrypt/blockmode.h>
-#include <beecrypt/blowfish.h>
-
-
-bool zen::hmac_sha1_calc(const byte* key, size_t keylen, const byte* data,
- size_t datalen, byte* sig, size_t* siglen)
-{
- hmacsha1Param param;
- if (hmacsha1Setup(¶m, key, keylen * 8))
- return false;
- if (hmacsha1Update(¶m, data, datalen))
- return false;
- if (hmacsha1Digest(¶m, sig))
- return false;
- return true;
-}
-
-bool zen::bf_cbc_encrypt(const byte* key, size_t keylen, byte* data,
- size_t datalen, const byte* iv)
-{
- if (datalen % blowfish.blocksize)
- throw std::invalid_argument(
- "The length must be aligned on a 8 byte boundary.");
-
- blowfishParam param;
- if (blowfishSetup(¶m, key, keylen * 8, ENCRYPT))
- return false;
- if (blowfishSetIV(¶m, iv))
- return false;
-
- byte* plain = new byte[datalen];
- memcpy(plain, data, datalen);
-
- unsigned int nblocks = datalen / blowfish.blocksize;
- if (blockEncryptCBC(&blowfish, ¶m, (uint32_t*)data, (uint32_t*)plain,
- nblocks))
- {
- delete [] plain;
- return false;
- }
-
- return true;
-}
-
-bool zen::bf_cbc_decrypt(const byte* key, size_t keylen, byte* data,
- size_t datalen, const byte* iv)
-{
- if (datalen % blowfish.blocksize)
- throw std::invalid_argument(
- "The length must be aligned on a 8 byte boundary.");
-
- blowfishParam param;
- if (blowfishSetup(¶m, key, keylen * 8, ENCRYPT))
- return false;
- if (blowfishSetIV(¶m, iv))
- return false;
-
- byte* cipher = new byte[datalen];
- memcpy(cipher, data, datalen);
-
- unsigned int nblocks = datalen / blowfish.blocksize;
- if (blockDecryptCBC(&blowfish, ¶m, (uint32_t*)data, (uint32_t*)cipher,
- nblocks))
- {
- delete [] cipher;
- return false;
- }
-
- return true;
-}
+/* zenutils - Utilities for working with creative firmwares. + * Copyright 2007 (c) Rasmus Ry <rasmus.ry{at}gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include "crypt.h" +#include <stdexcept> +#include <beecrypt/hmacsha1.h> +#include <beecrypt/blockmode.h> +#include <beecrypt/blowfish.h> + + +bool zen::hmac_sha1_calc(const byte* key, size_t keylen, const byte* data, + size_t datalen, byte* sig, size_t* siglen) +{ + hmacsha1Param param; + if (hmacsha1Setup(¶m, key, keylen * 8)) + return false; + if (hmacsha1Update(¶m, data, datalen)) + return false; + if (hmacsha1Digest(¶m, sig)) + return false; + return true; +} + +bool zen::bf_cbc_encrypt(const byte* key, size_t keylen, byte* data, + size_t datalen, const byte* iv) +{ + if (datalen % blowfish.blocksize) + throw std::invalid_argument( + "The length must be aligned on a 8 byte boundary."); + + blowfishParam param; + if (blowfishSetup(¶m, key, keylen * 8, ENCRYPT)) + return false; + if (blowfishSetIV(¶m, iv)) + return false; + + byte* plain = new byte[datalen]; + memcpy(plain, data, datalen); + + unsigned int nblocks = datalen / blowfish.blocksize; + if (blockEncryptCBC(&blowfish, ¶m, (uint32_t*)data, (uint32_t*)plain, + nblocks)) + { + delete [] plain; + return false; + } + + return true; +} + +bool zen::bf_cbc_decrypt(const byte* key, size_t keylen, byte* data, + size_t datalen, const byte* iv) +{ + if (datalen % blowfish.blocksize) + throw std::invalid_argument( + "The length must be aligned on a 8 byte boundary."); + + blowfishParam param; + if (blowfishSetup(¶m, key, keylen * 8, ENCRYPT)) + return false; + if (blowfishSetIV(¶m, iv)) + return false; + + byte* cipher = new byte[datalen]; + memcpy(cipher, data, datalen); + + unsigned int nblocks = datalen / blowfish.blocksize; + if (blockDecryptCBC(&blowfish, ¶m, (uint32_t*)data, (uint32_t*)cipher, + nblocks)) + { + delete [] cipher; + return false; + } + + return true; +} |