Configure, e_aes.c: allow for XTS assembler implementation [from HEAD].

diff --git a/Configure b/Configure
index 72de077be3f08a2dadcd35de11ddffc6cdd5db64..72eee5b8cc195112deed8951a7167362c0cc0862 100755 (executable)
--- a/Configure
+++ b/Configure
@@ -134,7 +134,7 @@ my $sparcv8_asm=":sparcv8.o:des_enc-sparc.o fcrypt_b.o:::::::::::::void";
 my $alpha_asm="alphacpuid.o:bn_asm.o alpha-mont.o:::::sha1-alpha.o:::::::ghash-alpha.o::void";
 my $mips32_asm=":bn-mips.o::aes_cbc.o aes-mips.o:::sha1-mips.o sha256-mips.o::::::::";
 my $mips64_asm=":bn-mips.o mips-mont.o::aes_cbc.o aes-mips.o:::sha1-mips.o sha256-mips.o sha512-mips.o::::::::";
-my $s390x_asm="s390xcap.o s390xcpuid.o:bn-s390x.o s390x-mont.o s390x-gf2m.o::aes-ctr.o aes-s390x.o:::sha1-s390x.o sha256-s390x.o sha512-s390x.o::rc4-s390x.o:::::ghash-s390x.o:";
+my $s390x_asm="s390xcap.o s390xcpuid.o:bn-s390x.o s390x-mont.o s390x-gf2m.o::aes-s390x.o aes-ctr.o aes-xts.o:::sha1-s390x.o sha256-s390x.o sha512-s390x.o::rc4-s390x.o:::::ghash-s390x.o:";
 my $armv4_asm="armcap.o armv4cpuid.o:bn_asm.o armv4-mont.o armv4-gf2m.o::aes_cbc.o aes-armv4.o:::sha1-armv4-large.o sha256-armv4.o sha512-armv4.o:::::::ghash-armv4.o::void";
 my $parisc11_asm="pariscid.o:bn_asm.o parisc-mont.o::aes_core.o aes_cbc.o aes-parisc.o:::sha1-parisc.o sha256-parisc.o sha512-parisc.o::rc4-parisc.o:::::ghash-parisc.o::32";
 my $parisc20_asm="pariscid.o:pa-risc2W.o parisc-mont.o::aes_core.o aes_cbc.o aes-parisc.o:::sha1-parisc.o sha256-parisc.o sha512-parisc.o::rc4-parisc.o:::::ghash-parisc.o::64";
@@ -1498,6 +1498,8 @@ if ($aes_obj =~ /\.o$/)
        # aes-ctr.o is not a real file, only indication that assembler
        # module implements AES_ctr32_encrypt...
        $cflags.=" -DAES_CTR_ASM" if ($aes_obj =~ s/\s*aes\-ctr\.o//);
+       # aes-xts.o indicates presense of AES_xts_[en|de]crypt...
+       $cflags.=" -DAES_XTS_ASM" if ($aes_obj =~ s/\s*aes\-xts\.o//);
        $aes_obj =~ s/\s*(vpaes|aesni)\-x86\.o//g if ($no_sse2);
        $cflags.=" -DVPAES_ASM" if ($aes_obj =~ m/vpaes/);
        $cflags.=" -DBSAES_ASM" if ($aes_obj =~ m/bsaes/);

diff --git a/TABLE b/TABLE
index ce7de946993045494fa441d48c72bc5157b89718..c35900271610baae46ad8fe4b21962f4e53af41d 100644 (file)
--- a/TABLE
+++ b/TABLE
@@ -4334,7 +4334,7 @@ $bn_ops       = BN_LLONG RC4_CHAR RC4_CHUNK DES_INT DES_UNROLL
 $cpuid_obj    = s390xcap.o s390xcpuid.o
 $bn_obj       = bn_asm.o s390x-mont.o s390x-gf2m.o
 $des_obj      = 
-$aes_obj      = aes-ctr.o aes-s390x.o
+$aes_obj      = aes-s390x.o aes-ctr.o aes-xts.o
 $bf_obj       = 
 $md5_obj      = 
 $sha1_obj     = sha1-s390x.o sha256-s390x.o sha512-s390x.o
@@ -4367,7 +4367,7 @@ $bn_ops       = SIXTY_FOUR_BIT_LONG RC4_CHAR RC4_CHUNK DES_INT DES_UNROLL
 $cpuid_obj    = s390xcap.o s390xcpuid.o
 $bn_obj       = bn-s390x.o s390x-mont.o s390x-gf2m.o
 $des_obj      = 
-$aes_obj      = aes-ctr.o aes-s390x.o
+$aes_obj      = aes-s390x.o aes-ctr.o aes-xts.o
 $bf_obj       = 
 $md5_obj      = 
 $sha1_obj     = sha1-s390x.o sha256-s390x.o sha512-s390x.o

diff --git a/crypto/evp/e_aes.c b/crypto/evp/e_aes.c
index 0c6ef73bb160ff7e785cd73aee10ff992d94d58e..1e4af0cb7511e598b9d371e669722769e2b275ef 100644 (file)
--- a/crypto/evp/e_aes.c
+++ b/crypto/evp/e_aes.c
@@ -144,6 +144,14 @@ void AES_ctr32_encrypt(const unsigned char *in, unsigned char *out,
                        size_t blocks, const AES_KEY *key,
                        const unsigned char ivec[AES_BLOCK_SIZE]);
 #endif
+#ifdef AES_XTS_ASM
+void AES_xts_encrypt(const char *inp,char *out,size_t len,
+                       const AES_KEY *key1, const AES_KEY *key2,
+                       const unsigned char iv[16]);
+void AES_xts_decrypt(const char *inp,char *out,size_t len,
+                       const AES_KEY *key1, const AES_KEY *key2,
+                       const unsigned char iv[16]);
+#endif
 
 #if    defined(AES_ASM) && !defined(I386_ONLY) &&      (  \
        ((defined(__i386)       || defined(__i386__)    || \
@@ -1050,7 +1058,11 @@ static int aes_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
 
        if (key) do
                {
+#ifdef AES_XTS_ASM
+               xctx->stream = enc ? AES_xts_encrypt : AES_xts_decrypt;
+#else
                xctx->stream = NULL;
+#endif
                /* key_len is two AES keys */
 #ifdef BSAES_CAPABLE
                if (BSAES_CAPABLE)