mirrors/wolfssl
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

AES ECB/CTR/XTS: enable AES-NI usage

Browse Source 
Perform multiple blocks of encryption/decryption in assembly call with
ECB.
This improves performance of ECB, CTR and XTS on Intel x64.
This commit is contained in:
Sean Parkinson 2023-02-10 11:14:06 +10:00
parent d336e22b85
commit b359dd27e4
1 changed files with 16 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
wolfcrypt/src/aes.c
View File

@ -10915,6 +10915,14 @@ static WARN_UNUSED_RESULT int _AesEcbEncrypt(
#ifdef WOLFSSL_IMXRT_DCP
if (aes->keylen == 16)
return DCPAesEcbEncrypt(aes, out, in, sz);
#endif
#ifdef WOLFSSL_AESNI
if (haveAESNI && aes->use_aesni) {
SAVE_VECTOR_REGISTERS(return _svr_ret;);
AES_ECB_encrypt(in, out, sz, (byte*)aes->key, aes->rounds);
RESTORE_VECTOR_REGISTERS();
blocks = 0;
}
#endif
while (blocks > 0) {
int ret = wc_AesEncryptDirect(aes, out, in);
@ -10943,6 +10951,14 @@ static WARN_UNUSED_RESULT int _AesEcbDecrypt(
#ifdef WOLFSSL_IMXRT_DCP
if (aes->keylen == 16)
return DCPAesEcbDecrypt(aes, out, in, sz);
#endif
#ifdef WOLFSSL_AESNI
if (haveAESNI && aes->use_aesni) {
SAVE_VECTOR_REGISTERS(return _svr_ret;);
AES_ECB_decrypt(in, out, sz, (byte*)aes->key, aes->rounds);
RESTORE_VECTOR_REGISTERS();
blocks = 0;
}
#endif
while (blocks > 0) {
int ret = wc_AesDecryptDirect(aes, out, in);