diff options
Diffstat (limited to 'libs/libsodium/src/crypto_aead/aegis256/aegis256_soft.c')
| -rw-r--r-- | libs/libsodium/src/crypto_aead/aegis256/aegis256_soft.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/libs/libsodium/src/crypto_aead/aegis256/aegis256_soft.c b/libs/libsodium/src/crypto_aead/aegis256/aegis256_soft.c new file mode 100644 index 0000000000..38024d17ad --- /dev/null +++ b/libs/libsodium/src/crypto_aead/aegis256/aegis256_soft.c @@ -0,0 +1,54 @@ +#include <errno.h> +#include <stddef.h> +#include <stdint.h> +#include <stdlib.h> +#include <string.h> + +#include "core.h" +#include "crypto_aead_aegis256.h" +#include "crypto_verify_16.h" +#include "crypto_verify_32.h" +#include "export.h" +#include "utils.h" + +#include "private/common.h" + +#include "crypto_aead_aegis256.h" +#include "private/softaes.h" + +#if 1 + +#include "aegis256_soft.h" + +#define AES_BLOCK_LENGTH 16 + +typedef SoftAesBlock aes_block_t; +#define AES_BLOCK_XOR(A, B) softaes_block_xor((A), (B)) +#define AES_BLOCK_AND(A, B) softaes_block_and((A), (B)) +#define AES_BLOCK_LOAD(A) softaes_block_load(A) +#define AES_BLOCK_LOAD_64x2(A, B) softaes_block_load64x2((A), (B)) +#define AES_BLOCK_STORE(A, B) softaes_block_store((A), (B)) +#define AES_ENC(A, B) softaes_block_encrypt((A), (B)) + +static inline void +aegis256_update(aes_block_t *const state, const aes_block_t d) +{ + aes_block_t tmp; + + tmp = state[5]; + state[5] = AES_ENC(state[4], state[5]); + state[4] = AES_ENC(state[3], state[4]); + state[3] = AES_ENC(state[2], state[3]); + state[2] = AES_ENC(state[1], state[2]); + state[1] = AES_ENC(state[0], state[1]); + state[0] = AES_BLOCK_XOR(AES_ENC(tmp, state[0]), d); +} + +#include "aegis256_common.h" + +struct aegis256_implementation aegis256_soft_implementation = { SODIUM_C99(.encrypt_detached =) + encrypt_detached, + SODIUM_C99(.decrypt_detached =) + decrypt_detached }; + +#endif
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