libosmogsm 1.10.0
Osmocom GSM library
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aes_wrap.h File Reference

AES-based functions. More...

Go to the source code of this file.

Functions

int __must_check aes_wrap (const u8 *kek, int n, const u8 *plain, u8 *cipher)
 
int __must_check aes_unwrap (const u8 *kek, int n, const u8 *cipher, u8 *plain)
 
int __must_check omac1_aes_128_vector (const u8 *key, size_t num_elem, const u8 *addr[], const size_t *len, u8 *mac)
 
int __must_check omac1_aes_128 (const u8 *key, const u8 *data, size_t data_len, u8 *mac)
 
int __must_check aes_128_encrypt_block (const u8 *key, const u8 *in, u8 *out)
 aes_128_encrypt_block - Perform one AES 128-bit block operation @key: Key for AES @in: Input data (16 bytes) @out: Output of the AES block operation (16 bytes) Returns: 0 on success, -1 on failure
 
int __must_check aes_128_ctr_encrypt (const u8 *key, const u8 *nonce, u8 *data, size_t data_len)
 
int __must_check aes_128_eax_encrypt (const u8 *key, const u8 *nonce, size_t nonce_len, const u8 *hdr, size_t hdr_len, u8 *data, size_t data_len, u8 *tag)
 
int __must_check aes_128_eax_decrypt (const u8 *key, const u8 *nonce, size_t nonce_len, const u8 *hdr, size_t hdr_len, u8 *data, size_t data_len, const u8 *tag)
 
int __must_check aes_128_cbc_encrypt (const u8 *key, const u8 *iv, u8 *data, size_t data_len)
 
int __must_check aes_128_cbc_decrypt (const u8 *key, const u8 *iv, u8 *data, size_t data_len)
 

Detailed Description

AES-based functions.

  • AES Key Wrap Algorithm (128-bit KEK) (RFC3394)
  • One-Key CBC MAC (OMAC1) hash with AES-128
  • AES-128 CTR mode encryption
  • AES-128 EAX mode encryption/decryption
  • AES-128 CBC

Function Documentation

◆ aes_128_cbc_decrypt()

int __must_check aes_128_cbc_decrypt ( const u8 * key,
const u8 * iv,
u8 * data,
size_t data_len )

References __must_check.

◆ aes_128_cbc_encrypt()

int __must_check aes_128_cbc_encrypt ( const u8 * key,
const u8 * iv,
u8 * data,
size_t data_len )

References __must_check.

◆ aes_128_ctr_encrypt()

int __must_check aes_128_ctr_encrypt ( const u8 * key,
const u8 * nonce,
u8 * data,
size_t data_len )

References __must_check.

◆ aes_128_eax_decrypt()

int __must_check aes_128_eax_decrypt ( const u8 * key,
const u8 * nonce,
size_t nonce_len,
const u8 * hdr,
size_t hdr_len,
u8 * data,
size_t data_len,
const u8 * tag )

References __must_check, and hdr.

◆ aes_128_eax_encrypt()

int __must_check aes_128_eax_encrypt ( const u8 * key,
const u8 * nonce,
size_t nonce_len,
const u8 * hdr,
size_t hdr_len,
u8 * data,
size_t data_len,
u8 * tag )

References __must_check, and hdr.

◆ aes_128_encrypt_block()

int __must_check aes_128_encrypt_block ( const u8 * key,
const u8 * in,
u8 * out )

aes_128_encrypt_block - Perform one AES 128-bit block operation @key: Key for AES @in: Input data (16 bytes) @out: Output of the AES block operation (16 bytes) Returns: 0 on success, -1 on failure

References aes_encrypt(), aes_encrypt_deinit(), and aes_encrypt_init().

Referenced by milenage_f1(), milenage_f2345(), and milenage_opc_gen().

◆ aes_unwrap()

int __must_check aes_unwrap ( const u8 * kek,
int n,
const u8 * cipher,
u8 * plain )

References __must_check.

◆ aes_wrap()

int __must_check aes_wrap ( const u8 * kek,
int n,
const u8 * plain,
u8 * cipher )

References __must_check.

◆ omac1_aes_128()

int __must_check omac1_aes_128 ( const u8 * key,
const u8 * data,
size_t data_len,
u8 * mac )

References __must_check.

◆ omac1_aes_128_vector()

int __must_check omac1_aes_128_vector ( const u8 * key,
size_t num_elem,
const u8 * addr[],
const size_t * len,
u8 * mac )

References __must_check, and len.