aes_xcbc_expand_key.c

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#include <stdio.h>
#include "intel-ipsec-mb.h"

#include "noaesni.h"
#include "asm.h"
#include "include/clear_regs_mem.h"

static uint32_t in[4*3] = {
        0x01010101, 0x01010101, 0x01010101, 0x01010101,
        0x02020202, 0x02020202, 0x02020202, 0x02020202,
        0x03030303, 0x03030303, 0x03030303, 0x03030303
};

void
aes_xcbc_expand_key_sse(const void *key, void *k1_exp, void *k2, void *k3)
{
#ifdef SAFE_PARAM
        if ((key == NULL) || (k1_exp == NULL) ||
            (k2 == NULL) || (k3 == NULL))
                return;
#endif
        DECLARE_ALIGNED(uint32_t keys_exp_enc[11*4], 16);

        aes_keyexp_128_enc_sse(key, keys_exp_enc);

        aes128_ecbenc_x3_sse(in, keys_exp_enc, k1_exp, k2, k3);

        aes_keyexp_128_enc_sse(k1_exp, k1_exp);

#ifdef SAFE_DATA
        clear_mem(&keys_exp_enc, sizeof(keys_exp_enc));
#endif
}

void
aes_xcbc_expand_key_sse_no_aesni(const void *key, void *k1_exp,
                                 void *k2, void *k3)
{
#ifdef SAFE_PARAM
        if ((key == NULL) || (k1_exp == NULL) ||
            (k2 == NULL) || (k3 == NULL))
                return;
#endif
        DECLARE_ALIGNED(uint32_t keys_exp_enc[11*4], 16);

        aes_keyexp_128_enc_sse_no_aesni(key, keys_exp_enc);

        aes128_ecbenc_x3_sse_no_aesni(in, keys_exp_enc, k1_exp, k2, k3);

        aes_keyexp_128_enc_sse_no_aesni(k1_exp, k1_exp);

#ifdef SAFE_DATA
        clear_mem(&keys_exp_enc, sizeof(keys_exp_enc));
#endif
}

__forceinline
void
aes_xcbc_expand_key_avx_common(const void *key,
                               void *k1_exp, void *k2, void *k3)
{
#ifdef SAFE_PARAM
        if ((key == NULL) || (k1_exp == NULL) ||
            (k2 == NULL) || (k3 == NULL))
                return;
#endif
        DECLARE_ALIGNED(uint32_t keys_exp_enc[11*4], 16);

        aes_keyexp_128_enc_avx(key, keys_exp_enc);

        aes128_ecbenc_x3_avx(in, keys_exp_enc, k1_exp, k2, k3);

        aes_keyexp_128_enc_avx(k1_exp, k1_exp);

#ifdef SAFE_DATA
        clear_mem(&keys_exp_enc, sizeof(keys_exp_enc));
#endif
}

void
aes_xcbc_expand_key_avx(const void *key, void *k1_exp, void *k2, void *k3)
{
#ifdef SAFE_PARAM
        if ((key == NULL) || (k1_exp == NULL) ||
            (k2 == NULL) || (k3 == NULL))
                return;
#endif
        aes_xcbc_expand_key_avx_common(key, k1_exp, k2, k3);
}

void
aes_xcbc_expand_key_avx2(const void *key, void *k1_exp, void *k2, void *k3)
{
#ifdef SAFE_PARAM
        if ((key == NULL) || (k1_exp == NULL) ||
            (k2 == NULL) || (k3 == NULL))
                return;
#endif
        aes_xcbc_expand_key_avx_common(key, k1_exp, k2, k3);
}

void
aes_xcbc_expand_key_avx512(const void *key, void *k1_exp, void *k2, void *k3)
{
#ifdef SAFE_PARAM
        if ((key == NULL) || (k1_exp == NULL) ||
            (k2 == NULL) || (k3 == NULL))
                return;
#endif
        aes_xcbc_expand_key_avx_common(key, k1_exp, k2, k3);
}