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76 lines
1.6 KiB
76 lines
1.6 KiB
/**
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@defgroup CryptoKernel Cryptographic Kernel
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All of the cryptographic functions are contained in a kernel.
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*/
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/**
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@defgroup CipherImplementations Ciphers
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@ingroup CryptoKernel
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@brief A generic cipher type enables cipher agility, that is, the
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ability to write code that runs with multiple cipher types.
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Ciphers can be used through the crypto kernel, or can be accessed
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directly, if need be.
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@{
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*/
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/**
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* @brief Allocates a cipher of a particular type.
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* @warning May be implemented as a macro.
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*/
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err_status_t
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cipher_type_alloc(cipher_type_t *ctype, cipher_t **cipher,
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unsigned key_len);
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/**
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* @brief Initialized a cipher to use a particular key. May
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* be invoked more than once on the same cipher.
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* @warning May be implemented as a macro.
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*/
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err_status_t
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cipher_init(cipher_t *cipher, const uint8_t *key);
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/**
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* @brief Sets the initialization vector of a given cipher.
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* @warning May be implemented as a macro.
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*/
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err_status_t
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cipher_set_iv(cipher_t *cipher, void *iv);
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/**
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* @brief Encrypts a buffer with a given cipher.
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* @warning May be implemented as a macro.
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*/
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err_status_t
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cipher_encrypt(cipher_t *cipher, void *buf, unsigned int *len);
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/**
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* @brief Sets a buffer to the keystream generated by the cipher.
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* @warning May be implemented as a macro.
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*/
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err_status_t
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cipher_output(cipher_t *c, uint8_t *buffer, int num_octets_to_output);
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/**
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* @brief Deallocates a cipher.
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* @warning May be implemented as a macro.
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*/
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err_status_t
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cipher_dealloc(cipher_t *cipher);
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/**
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* @}
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*/
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*/ |