des.h File Reference

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Functions
uint64_t	ff_des_encdec (uint64_t in, uint64_t key, int decrypt)
	en- or decrypt an 64-bit block of data with DES

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Function Documentation

uint64_t ff_des_encdec	(	uint64_t	in,
		uint64_t	key,
		int	decrypt
	)

en- or decrypt an 64-bit block of data with DES

Parameters:

	in	data to process.
	key	key to use for en-/decryption.
	decrypt	if 0 encrypt, else decrypt.

Returns:

processed data

If your input data is in 8-bit blocks treat it as big-endian (use e.g. AV_RB64 and AV_WB64).

Definition at line 251 of file des.c.

Referenced by ff_asfcrypt_dec(), and main().