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| author | watcherhd <watcherhd@e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb> | 2011-04-21 14:14:52 +0000 |
|---|---|---|
| committer | watcherhd <watcherhd@e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb> | 2011-04-21 14:14:52 +0000 |
| commit | cb4a46e7fbe62d788e66ed6121c717a2d22a4d7c (patch) | |
| tree | 30df260fdc5a1b5a7049c2f8cac8b7ef17513d6d /cryptopp/PGPw/sdk6/include/pgpSymmetricCipher.h | |
| parent | 19b6f534d2e784a1e120bf52c4aa07004798f473 (diff) | |
svn.miranda.im is moving to a new home!
git-svn-id: http://miranda-plugins.googlecode.com/svn/trunk@7 e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb
Diffstat (limited to 'cryptopp/PGPw/sdk6/include/pgpSymmetricCipher.h')
| -rw-r--r-- | cryptopp/PGPw/sdk6/include/pgpSymmetricCipher.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/cryptopp/PGPw/sdk6/include/pgpSymmetricCipher.h b/cryptopp/PGPw/sdk6/include/pgpSymmetricCipher.h new file mode 100644 index 0000000..b1dec16 --- /dev/null +++ b/cryptopp/PGPw/sdk6/include/pgpSymmetricCipher.h @@ -0,0 +1,122 @@ +/*____________________________________________________________________________
+ pgpSymmetricCipher.h
+
+ Copyright (C) 1997 Network Associates Inc. and affiliated companies.
+ All rights reserved.
+
+ public header file for symmetric ciphers
+
+ $Id: pgpSymmetricCipher.h,v 1.22 1999/03/10 02:58:47 heller Exp $
+____________________________________________________________________________*/
+#ifndef Included_pgpSymmetricCipher_h /* [ */
+#define Included_pgpSymmetricCipher_h
+
+#include "pgpPubTypes.h"
+#include "pgpMemoryMgr.h"
+
+PGP_BEGIN_C_DECLARATIONS
+#if PRAGMA_IMPORT_SUPPORTED
+#pragma import on
+#endif
+
+
+
+/*____________________________________________________________________________
+ Create a new cipher of the specified algorithm. Cannot be used until
+ PGPSetSymmetricCipherKey() has been called.
+
+ If the algorithm is not available then kPGPError_AlgorithmNotAvailable is
+ returned.
+
+ Existing algorithms have only one key size. Values:
+ kPGPCipherAlgorithm_CAST5 128 / 8 = 16
+ kPGPCipherAlgorithm_3DES 192 / 8 = 24
+ kPGPCipherAlgorithm_IDEA 128 / 8 = 16
+ In the future symmetric ciphers could be added that have different key
+ sizes for the same algorithm.
+____________________________________________________________________________*/
+PGPError PGPNewSymmetricCipherContext( PGPMemoryMgrRef memoryMgr,
+ PGPCipherAlgorithm algorithm, PGPSize keySizeInBytes,
+ PGPSymmetricCipherContextRef *outRef );
+
+
+/*____________________________________________________________________________
+ Disposal clears all data in memory before releasing it.
+____________________________________________________________________________*/
+PGPError PGPFreeSymmetricCipherContext( PGPSymmetricCipherContextRef ref );
+
+
+/*____________________________________________________________________________
+ Make an exact copy of the cipher, including the key.
+____________________________________________________________________________*/
+PGPError PGPCopySymmetricCipherContext( PGPSymmetricCipherContextRef ref,
+ PGPSymmetricCipherContextRef *outRef );
+
+
+/*____________________________________________________________________________
+ The key must be set before using; a cipher can be repeatedly reset and
+ reused with different keys to avoid having to create and destroy new
+ contexts each time (and it's also cryptographically better not to reuse
+ a key).
+
+ kKey size is implicit based on algorithm. 'key' is *copied*. Caller
+ may want to destroy the original after passing it in.
+____________________________________________________________________________*/
+PGPError PGPInitSymmetricCipher( PGPSymmetricCipherContextRef ref,
+ const void *key );
+
+/*____________________________________________________________________________
+ Wipe any sensitive data in the cipher. Cipher remains alive, but
+ key must be set before any data is encrypted.
+____________________________________________________________________________*/
+PGPError PGPWipeSymmetricCipher( PGPSymmetricCipherContextRef ref );
+
+
+/*____________________________________________________________________________
+ "Wash" the symmetric cipher
+____________________________________________________________________________*/
+PGPError PGPWashSymmetricCipher( PGPSymmetricCipherContextRef ref,
+ void const *buf, PGPSize len);
+
+
+/*____________________________________________________________________________
+ Encrypt or decrypt one "block" of data. The block size is determined
+ by the cipher (see PGPGetSymmetricCipherBlockSize()).
+____________________________________________________________________________*/
+PGPError PGPSymmetricCipherEncrypt( PGPSymmetricCipherContextRef ref,
+ const void *in, void *out );
+
+PGPError PGPSymmetricCipherDecrypt( PGPSymmetricCipherContextRef ref,
+ const void *in, void *out );
+
+
+
+
+/*____________________________________________________________________________
+ Determine key and block size for specified algorithm. Stateless routine
+ does not need a context.
+____________________________________________________________________________*/
+PGPError PGPGetSymmetricCipherSizes(
+ PGPSymmetricCipherContextRef ref,
+ PGPSize *keySize , PGPSize *blockSize );
+
+
+
+#if PRAGMA_IMPORT_SUPPORTED
+#pragma import reset
+#endif
+PGP_END_C_DECLARATIONS
+
+
+
+#endif /* ] Included_pgpSymmetricCipher_h */
+
+
+/*__Editor_settings____
+
+ Local Variables:
+ tab-width: 4
+ End:
+ vi: ts=4 sw=4
+ vim: si
+_____________________*/
|