benchmark: Add AES-XTS benchmark
diff --git a/programs/test/benchmark.c b/programs/test/benchmark.c
index cecf3e3..0366f9c 100644
--- a/programs/test/benchmark.c
+++ b/programs/test/benchmark.c
@@ -94,7 +94,7 @@
#define OPTIONS \
"md4, md5, ripemd160, sha1, sha256, sha512,\n" \
"arc4, des3, des, camellia, blowfish,\n" \
- "aes_cbc, aes_gcm, aes_ccm, aes_cmac, des3_cmac,\n" \
+ "aes_cbc, aes_gcm, aes_ccm, aes_cmac, aes_xts, des3_cmac,\n" \
"havege, ctr_drbg, hmac_drbg\n" \
"rsa, dhm, ecdsa, ecdh.\n"
@@ -228,7 +228,7 @@
typedef struct {
char md4, md5, ripemd160, sha1, sha256, sha512,
arc4, des3, des,
- aes_cbc, aes_gcm, aes_ccm, aes_cmac, des3_cmac,
+ aes_cbc, aes_gcm, aes_ccm, aes_cmac, aes_xts, des3_cmac,
camellia, blowfish,
havege, ctr_drbg, hmac_drbg,
rsa, dhm, ecdsa, ecdh;
@@ -280,6 +280,8 @@
todo.aes_ccm = 1;
else if( strcmp( argv[i], "aes_cmac" ) == 0 )
todo.aes_cmac = 1;
+ else if( strcmp( argv[i], "aes_xts" ) == 0 )
+ todo.aes_xts = 1;
else if( strcmp( argv[i], "des3_cmac" ) == 0 )
todo.des3_cmac = 1;
else if( strcmp( argv[i], "camellia" ) == 0 )
@@ -496,6 +498,29 @@
output ) );
}
#endif /* MBEDTLS_CMAC_C */
+#if defined(MBEDTLS_CIPHER_MODE_XTS)
+ if( todo.aes_xts )
+ {
+ int keysize;
+ mbedtls_aes_xts_context ctx;
+
+ mbedtls_aes_xts_init( &ctx );
+ for( keysize = 128; keysize <= 256; keysize += 64 )
+ {
+ mbedtls_snprintf( title, sizeof( title ), "AES-XTS-%d", keysize );
+
+ memset( buf, 0, sizeof( buf ) );
+ memset( tmp, 0, sizeof( tmp ) );
+ mbedtls_aes_xts_setkey_enc( &ctx, tmp, keysize * 2);
+
+ TIME_AND_TSC( title,
+ mbedtls_aes_crypt_xts( &ctx, MBEDTLS_AES_ENCRYPT, BUFSIZE,
+ tmp, buf, buf ) );
+
+ mbedtls_aes_xts_free( &ctx );
+ }
+ }
+#endif /* MBEDTLS_CIPHER_MODE_XTS */
#endif /* MBEDTLS_AES_C */
#if defined(MBEDTLS_CAMELLIA_C) && defined(MBEDTLS_CIPHER_MODE_CBC)