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git-svn-id: http://encfs.googlecode.com/svn/trunk@84 db9cf616-1c43-0410-9cb8-a902689de0d6
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Valient Gough 2012-08-20 05:04:59 +00:00
parent f144de359f
commit 183dca787f
1 changed files with 102 additions and 99 deletions
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11
encfs/Cipher.h
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@ -42,8 +42,8 @@ class Cipher
public:
// if no key length was indicated when cipher was registered, then keyLen
// <= 0 will be used.
typedef boost::shared_ptr<Cipher> (*CipherConstructor)( const Interface &iface,
int keyLenBits );
typedef boost::shared_ptr<Cipher> (*CipherConstructor)(
const Interface &iface, int keyLenBits );
struct CipherAlgorithm
{
@ -70,6 +70,7 @@ public:
const Interface &iface,
CipherConstructor constructor,
bool hidden = false);
static bool Register(const char *cipherName,
const char *description,
const Interface &iface,
@ -77,7 +78,6 @@ public:
CipherConstructor constructor,
bool hidden = false);
Cipher();
virtual ~Cipher();
@ -91,8 +91,10 @@ public:
virtual CipherKey newKey(const char *password, int passwdLength,
int &iterationCount, long desiredFunctionDuration,
const unsigned char *salt, int saltLen) =0;
// deprecated - for backward compatibility
virtual CipherKey newKey(const char *password, int passwdLength ) =0;
// create a new random key
virtual CipherKey newRandomKey() =0;
@ -100,6 +102,7 @@ public:
virtual CipherKey readKey(const unsigned char *data,
const CipherKey &encodingKey,
bool checkKey = true) =0;
virtual void writeKey(const CipherKey &key, unsigned char *data,
const CipherKey &encodingKey) =0;
@ -124,6 +127,7 @@ public:
// 64 bit MAC of the data with the given key
virtual uint64_t MAC_64( const unsigned char *src, int len,
const CipherKey &key, uint64_t *chainedIV = 0 ) const =0;
// based on reductions of MAC_64
unsigned int MAC_32( const unsigned char *src, int len,
const CipherKey &key, uint64_t *chainedIV = 0 ) const;
@ -160,6 +164,5 @@ public:
uint64_t iv64, const CipherKey &key) const=0;
};
#endif