Disk ARchive  2.4.17
List of all members
libdar_4_4::blowfish Class Reference

wrapper class for blowfish More...

#include <libdar_4_4.hpp>

Inherits libdar::crypto_sym.

Additional Inherited Members

- Public Member Functions inherited from libdar::crypto_sym
 crypto_sym (U_32 block_size, const secu_string &password, generic_file &encrypted_side, bool no_initial_shift, const archive_version &reading_ver, crypto_algo algo)
 
- Public Member Functions inherited from libdar::tronconneuse
 tronconneuse (U_32 block_size, generic_file &encrypted_side, bool no_initial_shift, const archive_version &reading_ver)
 This is the constructor. More...
 
 tronconneuse (const tronconneuse &ref)
 copy constructor
 
const tronconneuseoperator= (const tronconneuse &ref)
 assignment operator
 
virtual ~tronconneuse ()
 destructor
 
bool skip (const infinint &pos)
 inherited from generic_file
 
bool skip_to_eof ()
 inherited from generic_file
 
bool skip_relative (S_I x)
 inherited from generic_file
 
infinint get_position ()
 inherited from generic_file
 
void write_end_of_file ()
 in write_only mode indicate that end of file is reached More...
 
void set_initial_shift (const infinint &x)
 this method to modify the initial shift. This overrides the constructor "no_initial_shift" of the constructor
 
void set_callback_trailing_clear_data (infinint(*call_back)(generic_file &below, const archive_version &reading_ver))
 
- Public Member Functions inherited from libdar::generic_file
 generic_file (gf_mode m)
 main constructor
 
 generic_file (const generic_file &ref)
 copy constructor
 
void terminate () const
 virtual destructor, this let inherited destructor to be called even from a generic_file pointer to an inherited class More...
 
const generic_fileoperator= (const generic_file &ref)
 assignment operator
 
gf_mode get_mode () const
 retreive the openning mode for this object
 
U_I read (char *a, U_I size)
 read data from the generic_file More...
 
void write (const char *a, U_I size)
 write data to the generic_file More...
 
void write (const std::string &arg)
 write a string to the generic_file More...
 
S_I read_back (char &a)
 skip back one char, read on char and skip back one char
 
S_I read_forward (char &a)
 read one char
 
virtual void copy_to (generic_file &ref)
 copy all data from current position to the object in argument
 
virtual void copy_to (generic_file &ref, const infinint &crc_size, crc *&value)
 copy all data from the current position to the object in argument and computes a CRC value of the transmitted data More...
 
U_32 copy_to (generic_file &ref, U_32 size)
 small copy (up to 4GB) with CRC calculation
 
infinint copy_to (generic_file &ref, infinint size)
 copy the given amount to the object in argument
 
bool diff (generic_file &f, const infinint &crc_size, crc *&value)
 compares the contents with the object in argument More...
 
bool diff (generic_file &f, const infinint &crc_size, crc *&value, infinint &err_offset)
 
void reset_crc (const infinint &width)
 reset CRC on read or writen data More...
 
bool crc_status () const
 to known whether CRC calculation is activated or not
 
crc * get_crc ()
 get CRC of the transfered date since last reset More...
 
void sync_write ()
 write any pending data
 
- Protected Member Functions inherited from libdar::crypto_sym
U_32 encrypted_block_size_for (U_32 clear_block_size)
 defines the size necessary to encrypt a given amount of clear data More...
 
U_32 clear_block_allocated_size_for (U_32 clear_block_size)
 it may be necessary by the inherited class have few more bytes allocated after the clear data given for encryption More...
 
U_32 encrypt_data (const infinint &block_num, const char *clear_buf, const U_32 clear_size, const U_32 clear_allocated, char *crypt_buf, U_32 crypt_size)
 this method encrypts the clear data given More...
 
U_32 decrypt_data (const infinint &block_num, const char *crypt_buf, const U_32 crypt_size, char *clear_buf, U_32 clear_size)
 this method decyphers data More...
 
- Protected Member Functions inherited from libdar::generic_file
void set_mode (gf_mode x)
 
bool is_terminated () const
 

Detailed Description

wrapper class for blowfish

Definition at line 213 of file libdar_4_4.hpp.


The documentation for this class was generated from the following file: