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#define OF_MD5_DIGEST_SIZE 16
#define OF_SHA1_DIGEST_SIZE 20
extern int _OFHashing_reference;
/**
* \brief A class which provides functions to create an MD5 hash.
* \brief A base class for classes providing hash functions.
*/
@interface OFMD5Hash: OFObject
@interface OFHash: OFObject
{
uint32_t buf[4];
uint32_t bits[2];
uint8_t in[64];
/**
* \return A new autoreleased MD5 Hash
*/
+ md5Hash;
* \param buf The buffer which should be included into calculation.
* \param buf The buffer which should be included into the calculation.
* \param size The size of the buffer
*/
- (void)updateWithBuffer: (const char*)buf
ofSize: (size_t)size;
/**
* \return A buffer containing the hash (OF_MD5_DIGEST_SIZE = 16 bytes).
* The buffer is part of object's memory pool.
* \return A buffer containing the hash. The size of the buffer is depending
* on the hash used. The buffer is part of object's memory pool.
*/
- (uint8_t*)digest;
@end
/**
* \brief A class which provides functions to create an MD5 hash.
*/
@interface OFMD5Hash: OFHash
{
uint32_t buf[4];
uint32_t bits[2];
uint8_t in[64];
}
/**
* \return A new autoreleased MD5 Hash
*/
+ md5Hash;
@end
/**
* \brief A class which provides functions to create an SHA1 hash.
*/
@interface OFSHA1Hash: OFObject
@interface OFSHA1Hash: OFHash
{
uint32_t state[5];
uint64_t count;
char buffer[64];
uint8_t digest[OF_SHA1_DIGEST_SIZE];
BOOL calculated;
/**
* Adds a buffer to the hash to be calculated.
*
* \param buf The buffer which should be included into calculation.
* \param size The size of the buffer
*/
- (void)updateWithBuffer: (const char*)buf
ofSize: (size_t)size;
/**
* \return A buffer containing the hash (OF_SHA1_DIGEST_SIZE = 20 bytes).
* The buffer is part of object's memory pool.
*/
- (uint8_t*)digest;
|