diff options
Diffstat (limited to 'drivers/builtin_openssl2/crypto/evp/e_aes.c')
| -rw-r--r-- | drivers/builtin_openssl2/crypto/evp/e_aes.c | 962 |
1 files changed, 850 insertions, 112 deletions
diff --git a/drivers/builtin_openssl2/crypto/evp/e_aes.c b/drivers/builtin_openssl2/crypto/evp/e_aes.c index a4327fcb05..1734a823c1 100644 --- a/drivers/builtin_openssl2/crypto/evp/e_aes.c +++ b/drivers/builtin_openssl2/crypto/evp/e_aes.c @@ -57,12 +57,17 @@ # include <assert.h> # include <openssl/aes.h> # include "evp_locl.h" -# ifndef OPENSSL_FIPS -# include "modes_lcl.h" -# include <openssl/rand.h> +# include "modes_lcl.h" +# include <openssl/rand.h> + +# undef EVP_CIPH_FLAG_FIPS +# define EVP_CIPH_FLAG_FIPS 0 typedef struct { - AES_KEY ks; + union { + double align; + AES_KEY ks; + } ks; block128_f block; union { cbc128_f cbc; @@ -71,7 +76,10 @@ typedef struct { } EVP_AES_KEY; typedef struct { - AES_KEY ks; /* AES key schedule to use */ + union { + double align; + AES_KEY ks; + } ks; /* AES key schedule to use */ int key_set; /* Set if key initialised */ int iv_set; /* Set if an iv is set */ GCM128_CONTEXT gcm; @@ -84,7 +92,10 @@ typedef struct { } EVP_AES_GCM_CTX; typedef struct { - AES_KEY ks1, ks2; /* AES key schedules to use */ + union { + double align; + AES_KEY ks; + } ks1, ks2; /* AES key schedules to use */ XTS128_CONTEXT xts; void (*stream) (const unsigned char *in, unsigned char *out, size_t length, @@ -93,7 +104,10 @@ typedef struct { } EVP_AES_XTS_CTX; typedef struct { - AES_KEY ks; /* AES key schedule to use */ + union { + double align; + AES_KEY ks; + } ks; /* AES key schedule to use */ int key_set; /* Set if key initialised */ int iv_set; /* Set if an iv is set */ int tag_set; /* Set if tag is valid */ @@ -103,9 +117,9 @@ typedef struct { ccm128_f str; } EVP_AES_CCM_CTX; -# define MAXBITCHUNK ((size_t)1<<(sizeof(size_t)*8-4)) +# define MAXBITCHUNK ((size_t)1<<(sizeof(size_t)*8-4)) -# ifdef VPAES_ASM +# ifdef VPAES_ASM int vpaes_set_encrypt_key(const unsigned char *userKey, int bits, AES_KEY *key); int vpaes_set_decrypt_key(const unsigned char *userKey, int bits, @@ -120,8 +134,8 @@ void vpaes_cbc_encrypt(const unsigned char *in, unsigned char *out, size_t length, const AES_KEY *key, unsigned char *ivec, int enc); -# endif -# ifdef BSAES_ASM +# endif +# ifdef BSAES_ASM void bsaes_cbc_encrypt(const unsigned char *in, unsigned char *out, size_t length, const AES_KEY *key, unsigned char ivec[16], int enc); @@ -134,40 +148,54 @@ void bsaes_xts_encrypt(const unsigned char *inp, unsigned char *out, void bsaes_xts_decrypt(const unsigned char *inp, unsigned char *out, size_t len, const AES_KEY *key1, const AES_KEY *key2, const unsigned char iv[16]); -# endif -# ifdef AES_CTR_ASM +# endif +# ifdef AES_CTR_ASM 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 +# 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(OPENSSL_CPUID_OBJ) && (defined(__powerpc__) || defined(__ppc__) || defined(_ARCH_PPC)) +# include "ppc_arch.h" +# ifdef VPAES_ASM +# define VPAES_CAPABLE (OPENSSL_ppccap_P & PPC_ALTIVEC) # endif +# define HWAES_CAPABLE (OPENSSL_ppccap_P & PPC_CRYPTO207) +# define HWAES_set_encrypt_key aes_p8_set_encrypt_key +# define HWAES_set_decrypt_key aes_p8_set_decrypt_key +# define HWAES_encrypt aes_p8_encrypt +# define HWAES_decrypt aes_p8_decrypt +# define HWAES_cbc_encrypt aes_p8_cbc_encrypt +# define HWAES_ctr32_encrypt_blocks aes_p8_ctr32_encrypt_blocks +# endif -# if defined(AES_ASM) && !defined(I386_ONLY) && ( \ +# if defined(AES_ASM) && !defined(I386_ONLY) && ( \ ((defined(__i386) || defined(__i386__) || \ defined(_M_IX86)) && defined(OPENSSL_IA32_SSE2))|| \ defined(__x86_64) || defined(__x86_64__) || \ defined(_M_AMD64) || defined(_M_X64) || \ defined(__INTEL__) ) -extern unsigned int OPENSSL_ia32cap_P[2]; +extern unsigned int OPENSSL_ia32cap_P[]; -# ifdef VPAES_ASM -# define VPAES_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(41-32))) -# endif -# ifdef BSAES_ASM -# define BSAES_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(41-32))) -# endif +# ifdef VPAES_ASM +# define VPAES_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(41-32))) +# endif +# ifdef BSAES_ASM +# define BSAES_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(41-32))) +# endif /* * AES-NI section */ -# define AESNI_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(57-32))) +# define AESNI_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(57-32))) int aesni_set_encrypt_key(const unsigned char *userKey, int bits, AES_KEY *key); @@ -218,6 +246,26 @@ void aesni_ccm64_decrypt_blocks(const unsigned char *in, const unsigned char ivec[16], unsigned char cmac[16]); +# if defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64) +size_t aesni_gcm_encrypt(const unsigned char *in, + unsigned char *out, + size_t len, + const void *key, unsigned char ivec[16], u64 *Xi); +# define AES_gcm_encrypt aesni_gcm_encrypt +size_t aesni_gcm_decrypt(const unsigned char *in, + unsigned char *out, + size_t len, + const void *key, unsigned char ivec[16], u64 *Xi); +# define AES_gcm_decrypt aesni_gcm_decrypt +void gcm_ghash_avx(u64 Xi[2], const u128 Htable[16], const u8 *in, + size_t len); +# define AES_GCM_ASM(gctx) (gctx->ctr==aesni_ctr32_encrypt_blocks && \ + gctx->gcm.ghash==gcm_ghash_avx) +# define AES_GCM_ASM2(gctx) (gctx->gcm.block==(block128_f)aesni_encrypt && \ + gctx->gcm.ghash==gcm_ghash_avx) +# undef AES_GCM_ASM2 /* minor size optimization */ +# endif + static int aesni_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, const unsigned char *iv, int enc) { @@ -271,23 +319,23 @@ static int aesni_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, return 1; } -# define aesni_ofb_cipher aes_ofb_cipher +# define aesni_ofb_cipher aes_ofb_cipher static int aesni_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t len); -# define aesni_cfb_cipher aes_cfb_cipher +# define aesni_cfb_cipher aes_cfb_cipher static int aesni_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t len); -# define aesni_cfb8_cipher aes_cfb8_cipher +# define aesni_cfb8_cipher aes_cfb8_cipher static int aesni_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t len); -# define aesni_cfb1_cipher aes_cfb1_cipher +# define aesni_cfb1_cipher aes_cfb1_cipher static int aesni_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t len); -# define aesni_ctr_cipher aes_ctr_cipher +# define aesni_ctr_cipher aes_ctr_cipher static int aesni_ctr_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t len); @@ -298,7 +346,7 @@ static int aesni_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, if (!iv && !key) return 1; if (key) { - aesni_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks); + aesni_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks.ks); CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks, (block128_f) aesni_encrypt); gctx->ctr = (ctr128_f) aesni_ctr32_encrypt_blocks; /* @@ -323,7 +371,7 @@ static int aesni_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, return 1; } -# define aesni_gcm_cipher aes_gcm_cipher +# define aesni_gcm_cipher aes_gcm_cipher static int aesni_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t len); @@ -337,17 +385,17 @@ static int aesni_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, if (key) { /* key_len is two AES keys */ if (enc) { - aesni_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1); + aesni_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1.ks); xctx->xts.block1 = (block128_f) aesni_encrypt; xctx->stream = aesni_xts_encrypt; } else { - aesni_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1); + aesni_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1.ks); xctx->xts.block1 = (block128_f) aesni_decrypt; xctx->stream = aesni_xts_decrypt; } aesni_set_encrypt_key(key + ctx->key_len / 2, - ctx->key_len * 4, &xctx->ks2); + ctx->key_len * 4, &xctx->ks2.ks); xctx->xts.block2 = (block128_f) aesni_encrypt; xctx->xts.key1 = &xctx->ks1; @@ -361,7 +409,7 @@ static int aesni_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, return 1; } -# define aesni_xts_cipher aes_xts_cipher +# define aesni_xts_cipher aes_xts_cipher static int aesni_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t len); @@ -372,7 +420,7 @@ static int aesni_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, if (!iv && !key) return 1; if (key) { - aesni_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks); + aesni_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks.ks); CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L, &cctx->ks, (block128_f) aesni_encrypt); cctx->str = enc ? (ccm128_f) aesni_ccm64_encrypt_blocks : @@ -386,11 +434,11 @@ static int aesni_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, return 1; } -# define aesni_ccm_cipher aes_ccm_cipher +# define aesni_ccm_cipher aes_ccm_cipher static int aesni_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t len); -# define BLOCK_CIPHER_generic(nid,keylen,blocksize,ivlen,nmode,mode,MODE,flags) \ +# define BLOCK_CIPHER_generic(nid,keylen,blocksize,ivlen,nmode,mode,MODE,flags) \ static const EVP_CIPHER aesni_##keylen##_##mode = { \ nid##_##keylen##_##nmode,blocksize,keylen/8,ivlen, \ flags|EVP_CIPH_##MODE##_MODE, \ @@ -411,7 +459,7 @@ static const EVP_CIPHER aes_##keylen##_##mode = { \ const EVP_CIPHER *EVP_aes_##keylen##_##mode(void) \ { return AESNI_CAPABLE?&aesni_##keylen##_##mode:&aes_##keylen##_##mode; } -# define BLOCK_CIPHER_custom(nid,keylen,blocksize,ivlen,mode,MODE,flags) \ +# define BLOCK_CIPHER_custom(nid,keylen,blocksize,ivlen,mode,MODE,flags) \ static const EVP_CIPHER aesni_##keylen##_##mode = { \ nid##_##keylen##_##mode,blocksize, \ (EVP_CIPH_##MODE##_MODE==EVP_CIPH_XTS_MODE?2:1)*keylen/8, ivlen, \ @@ -433,9 +481,378 @@ static const EVP_CIPHER aes_##keylen##_##mode = { \ const EVP_CIPHER *EVP_aes_##keylen##_##mode(void) \ { return AESNI_CAPABLE?&aesni_##keylen##_##mode:&aes_##keylen##_##mode; } +# elif defined(AES_ASM) && (defined(__sparc) || defined(__sparc__)) + +# include "sparc_arch.h" + +extern unsigned int OPENSSL_sparcv9cap_P[]; + +# define SPARC_AES_CAPABLE (OPENSSL_sparcv9cap_P[1] & CFR_AES) + +void aes_t4_set_encrypt_key(const unsigned char *key, int bits, AES_KEY *ks); +void aes_t4_set_decrypt_key(const unsigned char *key, int bits, AES_KEY *ks); +void aes_t4_encrypt(const unsigned char *in, unsigned char *out, + const AES_KEY *key); +void aes_t4_decrypt(const unsigned char *in, unsigned char *out, + const AES_KEY *key); +/* + * Key-length specific subroutines were chosen for following reason. + * Each SPARC T4 core can execute up to 8 threads which share core's + * resources. Loading as much key material to registers allows to + * minimize references to shared memory interface, as well as amount + * of instructions in inner loops [much needed on T4]. But then having + * non-key-length specific routines would require conditional branches + * either in inner loops or on subroutines' entries. Former is hardly + * acceptable, while latter means code size increase to size occupied + * by multiple key-length specfic subroutines, so why fight? + */ +void aes128_t4_cbc_encrypt(const unsigned char *in, unsigned char *out, + size_t len, const AES_KEY *key, + unsigned char *ivec); +void aes128_t4_cbc_decrypt(const unsigned char *in, unsigned char *out, + size_t len, const AES_KEY *key, + unsigned char *ivec); +void aes192_t4_cbc_encrypt(const unsigned char *in, unsigned char *out, + size_t len, const AES_KEY *key, + unsigned char *ivec); +void aes192_t4_cbc_decrypt(const unsigned char *in, unsigned char *out, + size_t len, const AES_KEY *key, + unsigned char *ivec); +void aes256_t4_cbc_encrypt(const unsigned char *in, unsigned char *out, + size_t len, const AES_KEY *key, + unsigned char *ivec); +void aes256_t4_cbc_decrypt(const unsigned char *in, unsigned char *out, + size_t len, const AES_KEY *key, + unsigned char *ivec); +void aes128_t4_ctr32_encrypt(const unsigned char *in, unsigned char *out, + size_t blocks, const AES_KEY *key, + unsigned char *ivec); +void aes192_t4_ctr32_encrypt(const unsigned char *in, unsigned char *out, + size_t blocks, const AES_KEY *key, + unsigned char *ivec); +void aes256_t4_ctr32_encrypt(const unsigned char *in, unsigned char *out, + size_t blocks, const AES_KEY *key, + unsigned char *ivec); +void aes128_t4_xts_encrypt(const unsigned char *in, unsigned char *out, + size_t blocks, const AES_KEY *key1, + const AES_KEY *key2, const unsigned char *ivec); +void aes128_t4_xts_decrypt(const unsigned char *in, unsigned char *out, + size_t blocks, const AES_KEY *key1, + const AES_KEY *key2, const unsigned char *ivec); +void aes256_t4_xts_encrypt(const unsigned char *in, unsigned char *out, + size_t blocks, const AES_KEY *key1, + const AES_KEY *key2, const unsigned char *ivec); +void aes256_t4_xts_decrypt(const unsigned char *in, unsigned char *out, + size_t blocks, const AES_KEY *key1, + const AES_KEY *key2, const unsigned char *ivec); + +static int aes_t4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, + const unsigned char *iv, int enc) +{ + int ret, mode, bits; + EVP_AES_KEY *dat = (EVP_AES_KEY *) ctx->cipher_data; + + mode = ctx->cipher->flags & EVP_CIPH_MODE; + bits = ctx->key_len * 8; + if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE) + && !enc) { + ret = 0; + aes_t4_set_decrypt_key(key, bits, ctx->cipher_data); + dat->block = (block128_f) aes_t4_decrypt; + switch (bits) { + case 128: + dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? + (cbc128_f) aes128_t4_cbc_decrypt : NULL; + break; + case 192: + dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? + (cbc128_f) aes192_t4_cbc_decrypt : NULL; + break; + case 256: + dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? + (cbc128_f) aes256_t4_cbc_decrypt : NULL; + break; + default: + ret = -1; + } + } else { + ret = 0; + aes_t4_set_encrypt_key(key, bits, ctx->cipher_data); + dat->block = (block128_f) aes_t4_encrypt; + switch (bits) { + case 128: + if (mode == EVP_CIPH_CBC_MODE) + dat->stream.cbc = (cbc128_f) aes128_t4_cbc_encrypt; + else if (mode == EVP_CIPH_CTR_MODE) + dat->stream.ctr = (ctr128_f) aes128_t4_ctr32_encrypt; + else + dat->stream.cbc = NULL; + break; + case 192: + if (mode == EVP_CIPH_CBC_MODE) + dat->stream.cbc = (cbc128_f) aes192_t4_cbc_encrypt; + else if (mode == EVP_CIPH_CTR_MODE) + dat->stream.ctr = (ctr128_f) aes192_t4_ctr32_encrypt; + else + dat->stream.cbc = NULL; + break; + case 256: + if (mode == EVP_CIPH_CBC_MODE) + dat->stream.cbc = (cbc128_f) aes256_t4_cbc_encrypt; + else if (mode == EVP_CIPH_CTR_MODE) + dat->stream.ctr = (ctr128_f) aes256_t4_ctr32_encrypt; + else + dat->stream.cbc = NULL; + break; + default: + ret = -1; + } + } + + if (ret < 0) { + EVPerr(EVP_F_AES_T4_INIT_KEY, EVP_R_AES_KEY_SETUP_FAILED); + return 0; + } + + return 1; +} + +# define aes_t4_cbc_cipher aes_cbc_cipher +static int aes_t4_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len); + +# define aes_t4_ecb_cipher aes_ecb_cipher +static int aes_t4_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len); + +# define aes_t4_ofb_cipher aes_ofb_cipher +static int aes_t4_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len); + +# define aes_t4_cfb_cipher aes_cfb_cipher +static int aes_t4_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len); + +# define aes_t4_cfb8_cipher aes_cfb8_cipher +static int aes_t4_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len); + +# define aes_t4_cfb1_cipher aes_cfb1_cipher +static int aes_t4_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len); + +# define aes_t4_ctr_cipher aes_ctr_cipher +static int aes_t4_ctr_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len); + +static int aes_t4_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, + const unsigned char *iv, int enc) +{ + EVP_AES_GCM_CTX *gctx = ctx->cipher_data; + if (!iv && !key) + return 1; + if (key) { + int bits = ctx->key_len * 8; + aes_t4_set_encrypt_key(key, bits, &gctx->ks.ks); + CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks, + (block128_f) aes_t4_encrypt); + switch (bits) { + case 128: + gctx->ctr = (ctr128_f) aes128_t4_ctr32_encrypt; + break; + case 192: + gctx->ctr = (ctr128_f) aes192_t4_ctr32_encrypt; + break; + case 256: + gctx->ctr = (ctr128_f) aes256_t4_ctr32_encrypt; + break; + default: + return 0; + } + /* + * If we have an iv can set it directly, otherwise use saved IV. + */ + if (iv == NULL && gctx->iv_set) + iv = gctx->iv; + if (iv) { + CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen); + gctx->iv_set = 1; + } + gctx->key_set = 1; + } else { + /* If key set use IV, otherwise copy */ + if (gctx->key_set) + CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen); + else + memcpy(gctx->iv, iv, gctx->ivlen); + gctx->iv_set = 1; + gctx->iv_gen = 0; + } + return 1; +} + +# define aes_t4_gcm_cipher aes_gcm_cipher +static int aes_t4_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len); + +static int aes_t4_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, + const unsigned char *iv, int enc) +{ + EVP_AES_XTS_CTX *xctx = ctx->cipher_data; + if (!iv && !key) + return 1; + + if (key) { + int bits = ctx->key_len * 4; + xctx->stream = NULL; + /* key_len is two AES keys */ + if (enc) { + aes_t4_set_encrypt_key(key, bits, &xctx->ks1.ks); + xctx->xts.block1 = (block128_f) aes_t4_encrypt; + switch (bits) { + case 128: + xctx->stream = aes128_t4_xts_encrypt; + break; +# if 0 /* not yet */ + case 192: + xctx->stream = aes192_t4_xts_encrypt; + break; +# endif + case 256: + xctx->stream = aes256_t4_xts_encrypt; + break; + default: + return 0; + } + } else { + aes_t4_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1.ks); + xctx->xts.block1 = (block128_f) aes_t4_decrypt; + switch (bits) { + case 128: + xctx->stream = aes128_t4_xts_decrypt; + break; +# if 0 /* not yet */ + case 192: + xctx->stream = aes192_t4_xts_decrypt; + break; +# endif + case 256: + xctx->stream = aes256_t4_xts_decrypt; + break; + default: + return 0; + } + } + + aes_t4_set_encrypt_key(key + ctx->key_len / 2, + ctx->key_len * 4, &xctx->ks2.ks); + xctx->xts.block2 = (block128_f) aes_t4_encrypt; + + xctx->xts.key1 = &xctx->ks1; + } + + if (iv) { + xctx->xts.key2 = &xctx->ks2; + memcpy(ctx->iv, iv, 16); + } + + return 1; +} + +# define aes_t4_xts_cipher aes_xts_cipher +static int aes_t4_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len); + +static int aes_t4_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, + const unsigned char *iv, int enc) +{ + EVP_AES_CCM_CTX *cctx = ctx->cipher_data; + if (!iv && !key) + return 1; + if (key) { + int bits = ctx->key_len * 8; + aes_t4_set_encrypt_key(key, bits, &cctx->ks.ks); + CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L, + &cctx->ks, (block128_f) aes_t4_encrypt); +# if 0 /* not yet */ + switch (bits) { + case 128: + cctx->str = enc ? (ccm128_f) aes128_t4_ccm64_encrypt : + (ccm128_f) ae128_t4_ccm64_decrypt; + break; + case 192: + cctx->str = enc ? (ccm128_f) aes192_t4_ccm64_encrypt : + (ccm128_f) ae192_t4_ccm64_decrypt; + break; + case 256: + cctx->str = enc ? (ccm128_f) aes256_t4_ccm64_encrypt : + (ccm128_f) ae256_t4_ccm64_decrypt; + break; + default: + return 0; + } # else + cctx->str = NULL; +# endif + cctx->key_set = 1; + } + if (iv) { + memcpy(ctx->iv, iv, 15 - cctx->L); + cctx->iv_set = 1; + } + return 1; +} -# define BLOCK_CIPHER_generic(nid,keylen,blocksize,ivlen,nmode,mode,MODE,flags) \ +# define aes_t4_ccm_cipher aes_ccm_cipher +static int aes_t4_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len); + +# define BLOCK_CIPHER_generic(nid,keylen,blocksize,ivlen,nmode,mode,MODE,flags) \ +static const EVP_CIPHER aes_t4_##keylen##_##mode = { \ + nid##_##keylen##_##nmode,blocksize,keylen/8,ivlen, \ + flags|EVP_CIPH_##MODE##_MODE, \ + aes_t4_init_key, \ + aes_t4_##mode##_cipher, \ + NULL, \ + sizeof(EVP_AES_KEY), \ + NULL,NULL,NULL,NULL }; \ +static const EVP_CIPHER aes_##keylen##_##mode = { \ + nid##_##keylen##_##nmode,blocksize, \ + keylen/8,ivlen, \ + flags|EVP_CIPH_##MODE##_MODE, \ + aes_init_key, \ + aes_##mode##_cipher, \ + NULL, \ + sizeof(EVP_AES_KEY), \ + NULL,NULL,NULL,NULL }; \ +const EVP_CIPHER *EVP_aes_##keylen##_##mode(void) \ +{ return SPARC_AES_CAPABLE?&aes_t4_##keylen##_##mode:&aes_##keylen##_##mode; } + +# define BLOCK_CIPHER_custom(nid,keylen,blocksize,ivlen,mode,MODE,flags) \ +static const EVP_CIPHER aes_t4_##keylen##_##mode = { \ + nid##_##keylen##_##mode,blocksize, \ + (EVP_CIPH_##MODE##_MODE==EVP_CIPH_XTS_MODE?2:1)*keylen/8, ivlen, \ + flags|EVP_CIPH_##MODE##_MODE, \ + aes_t4_##mode##_init_key, \ + aes_t4_##mode##_cipher, \ + aes_##mode##_cleanup, \ + sizeof(EVP_AES_##MODE##_CTX), \ + NULL,NULL,aes_##mode##_ctrl,NULL }; \ +static const EVP_CIPHER aes_##keylen##_##mode = { \ + nid##_##keylen##_##mode,blocksize, \ + (EVP_CIPH_##MODE##_MODE==EVP_CIPH_XTS_MODE?2:1)*keylen/8, ivlen, \ + flags|EVP_CIPH_##MODE##_MODE, \ + aes_##mode##_init_key, \ + aes_##mode##_cipher, \ + aes_##mode##_cleanup, \ + sizeof(EVP_AES_##MODE##_CTX), \ + NULL,NULL,aes_##mode##_ctrl,NULL }; \ +const EVP_CIPHER *EVP_aes_##keylen##_##mode(void) \ +{ return SPARC_AES_CAPABLE?&aes_t4_##keylen##_##mode:&aes_##keylen##_##mode; } + +# else + +# define BLOCK_CIPHER_generic(nid,keylen,blocksize,ivlen,nmode,mode,MODE,flags) \ static const EVP_CIPHER aes_##keylen##_##mode = { \ nid##_##keylen##_##nmode,blocksize,keylen/8,ivlen, \ flags|EVP_CIPH_##MODE##_MODE, \ @@ -447,7 +864,7 @@ static const EVP_CIPHER aes_##keylen##_##mode = { \ const EVP_CIPHER *EVP_aes_##keylen##_##mode(void) \ { return &aes_##keylen##_##mode; } -# define BLOCK_CIPHER_custom(nid,keylen,blocksize,ivlen,mode,MODE,flags) \ +# define BLOCK_CIPHER_custom(nid,keylen,blocksize,ivlen,mode,MODE,flags) \ static const EVP_CIPHER aes_##keylen##_##mode = { \ nid##_##keylen##_##mode,blocksize, \ (EVP_CIPH_##MODE##_MODE==EVP_CIPH_XTS_MODE?2:1)*keylen/8, ivlen, \ @@ -459,9 +876,42 @@ static const EVP_CIPHER aes_##keylen##_##mode = { \ NULL,NULL,aes_##mode##_ctrl,NULL }; \ const EVP_CIPHER *EVP_aes_##keylen##_##mode(void) \ { return &aes_##keylen##_##mode; } +# endif + +# if defined(OPENSSL_CPUID_OBJ) && (defined(__arm__) || defined(__arm) || defined(__aarch64__)) +# include "arm_arch.h" +# if __ARM_MAX_ARCH__>=7 +# if defined(BSAES_ASM) +# define BSAES_CAPABLE (OPENSSL_armcap_P & ARMV7_NEON) +# endif +# define HWAES_CAPABLE (OPENSSL_armcap_P & ARMV8_AES) +# define HWAES_set_encrypt_key aes_v8_set_encrypt_key +# define HWAES_set_decrypt_key aes_v8_set_decrypt_key +# define HWAES_encrypt aes_v8_encrypt +# define HWAES_decrypt aes_v8_decrypt +# define HWAES_cbc_encrypt aes_v8_cbc_encrypt +# define HWAES_ctr32_encrypt_blocks aes_v8_ctr32_encrypt_blocks # endif +# endif + +# if defined(HWAES_CAPABLE) +int HWAES_set_encrypt_key(const unsigned char *userKey, const int bits, + AES_KEY *key); +int HWAES_set_decrypt_key(const unsigned char *userKey, const int bits, + AES_KEY *key); +void HWAES_encrypt(const unsigned char *in, unsigned char *out, + const AES_KEY *key); +void HWAES_decrypt(const unsigned char *in, unsigned char *out, + const AES_KEY *key); +void HWAES_cbc_encrypt(const unsigned char *in, unsigned char *out, + size_t length, const AES_KEY *key, + unsigned char *ivec, const int enc); +void HWAES_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out, + size_t len, const AES_KEY *key, + const unsigned char ivec[16]); +# endif -# define BLOCK_CIPHER_generic_pack(nid,keylen,flags) \ +# define BLOCK_CIPHER_generic_pack(nid,keylen,flags) \ BLOCK_CIPHER_generic(nid,keylen,16,16,cbc,cbc,CBC,flags|EVP_CIPH_FLAG_DEFAULT_ASN1) \ BLOCK_CIPHER_generic(nid,keylen,16,0,ecb,ecb,ECB,flags|EVP_CIPH_FLAG_DEFAULT_ASN1) \ BLOCK_CIPHER_generic(nid,keylen,1,16,ofb128,ofb,OFB,flags|EVP_CIPH_FLAG_DEFAULT_ASN1) \ @@ -479,51 +929,80 @@ static int aes_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, mode = ctx->cipher->flags & EVP_CIPH_MODE; if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE) && !enc) -# ifdef BSAES_CAPABLE +# ifdef HWAES_CAPABLE + if (HWAES_CAPABLE) { + ret = HWAES_set_decrypt_key(key, ctx->key_len * 8, &dat->ks.ks); + dat->block = (block128_f) HWAES_decrypt; + dat->stream.cbc = NULL; +# ifdef HWAES_cbc_encrypt + if (mode == EVP_CIPH_CBC_MODE) + dat->stream.cbc = (cbc128_f) HWAES_cbc_encrypt; +# endif + } else +# endif +# ifdef BSAES_CAPABLE if (BSAES_CAPABLE && mode == EVP_CIPH_CBC_MODE) { - ret = AES_set_decrypt_key(key, ctx->key_len * 8, &dat->ks); + ret = AES_set_decrypt_key(key, ctx->key_len * 8, &dat->ks.ks); dat->block = (block128_f) AES_decrypt; dat->stream.cbc = (cbc128_f) bsaes_cbc_encrypt; } else -# endif -# ifdef VPAES_CAPABLE +# endif +# ifdef VPAES_CAPABLE if (VPAES_CAPABLE) { - ret = vpaes_set_decrypt_key(key, ctx->key_len * 8, &dat->ks); + ret = vpaes_set_decrypt_key(key, ctx->key_len * 8, &dat->ks.ks); dat->block = (block128_f) vpaes_decrypt; dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? (cbc128_f) vpaes_cbc_encrypt : NULL; } else -# endif +# endif { - ret = AES_set_decrypt_key(key, ctx->key_len * 8, &dat->ks); + ret = AES_set_decrypt_key(key, ctx->key_len * 8, &dat->ks.ks); dat->block = (block128_f) AES_decrypt; dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? (cbc128_f) AES_cbc_encrypt : NULL; } else -# ifdef BSAES_CAPABLE +# ifdef HWAES_CAPABLE + if (HWAES_CAPABLE) { + ret = HWAES_set_encrypt_key(key, ctx->key_len * 8, &dat->ks.ks); + dat->block = (block128_f) HWAES_encrypt; + dat->stream.cbc = NULL; +# ifdef HWAES_cbc_encrypt + if (mode == EVP_CIPH_CBC_MODE) + dat->stream.cbc = (cbc128_f) HWAES_cbc_encrypt; + else +# endif +# ifdef HWAES_ctr32_encrypt_blocks + if (mode == EVP_CIPH_CTR_MODE) + dat->stream.ctr = (ctr128_f) HWAES_ctr32_encrypt_blocks; + else +# endif + (void)0; /* terminate potentially open 'else' */ + } else +# endif +# ifdef BSAES_CAPABLE if (BSAES_CAPABLE && mode == EVP_CIPH_CTR_MODE) { - ret = AES_set_encrypt_key(key, ctx->key_len * 8, &dat->ks); + ret = AES_set_encrypt_key(key, ctx->key_len * 8, &dat->ks.ks); dat->block = (block128_f) AES_encrypt; dat->stream.ctr = (ctr128_f) bsaes_ctr32_encrypt_blocks; } else -# endif -# ifdef VPAES_CAPABLE +# endif +# ifdef VPAES_CAPABLE if (VPAES_CAPABLE) { - ret = vpaes_set_encrypt_key(key, ctx->key_len * 8, &dat->ks); + ret = vpaes_set_encrypt_key(key, ctx->key_len * 8, &dat->ks.ks); dat->block = (block128_f) vpaes_encrypt; dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? (cbc128_f) vpaes_cbc_encrypt : NULL; } else -# endif +# endif { - ret = AES_set_encrypt_key(key, ctx->key_len * 8, &dat->ks); + ret = AES_set_encrypt_key(key, ctx->key_len * 8, &dat->ks.ks); dat->block = (block128_f) AES_encrypt; dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? (cbc128_f) AES_cbc_encrypt : NULL; -# ifdef AES_CTR_ASM +# ifdef AES_CTR_ASM if (mode == EVP_CIPH_CTR_MODE) dat->stream.ctr = (ctr128_f) AES_ctr32_encrypt; -# endif +# endif } if (ret < 0) { @@ -544,7 +1023,7 @@ static int aes_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, else if (ctx->encrypt) CRYPTO_cbc128_encrypt(in, out, len, &dat->ks, ctx->iv, dat->block); else - CRYPTO_cbc128_encrypt(in, out, len, &dat->ks, ctx->iv, dat->block); + CRYPTO_cbc128_decrypt(in, out, len, &dat->ks, ctx->iv, dat->block); return 1; } @@ -680,11 +1159,6 @@ static int aes_gcm_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr) case EVP_CTRL_GCM_SET_IVLEN: if (arg <= 0) return 0; -# ifdef OPENSSL_FIPS - if (FIPS_module_mode() && !(c->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW) - && arg < 12) - return 0; -# endif /* Allocate memory for IV if needed */ if ((arg > EVP_MAX_IV_LENGTH) && (arg > gctx->ivlen)) { if (gctx->iv != c->iv) @@ -805,34 +1279,47 @@ static int aes_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, return 1; if (key) { do { -# ifdef BSAES_CAPABLE +# ifdef HWAES_CAPABLE + if (HWAES_CAPABLE) { + HWAES_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks.ks); + CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks, + (block128_f) HWAES_encrypt); +# ifdef HWAES_ctr32_encrypt_blocks + gctx->ctr = (ctr128_f) HWAES_ctr32_encrypt_blocks; +# else + gctx->ctr = NULL; +# endif + break; + } else +# endif +# ifdef BSAES_CAPABLE if (BSAES_CAPABLE) { - AES_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks); + AES_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks.ks); CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks, (block128_f) AES_encrypt); gctx->ctr = (ctr128_f) bsaes_ctr32_encrypt_blocks; break; } else -# endif -# ifdef VPAES_CAPABLE +# endif +# ifdef VPAES_CAPABLE if (VPAES_CAPABLE) { - vpaes_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks); + vpaes_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks.ks); CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks, (block128_f) vpaes_encrypt); gctx->ctr = NULL; break; } else -# endif +# endif (void)0; /* terminate potentially open 'else' */ - AES_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks); + AES_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks.ks); CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks, (block128_f) AES_encrypt); -# ifdef AES_CTR_ASM +# ifdef AES_CTR_ASM gctx->ctr = (ctr128_f) AES_ctr32_encrypt; -# else +# else gctx->ctr = NULL; -# endif +# endif } while (0); /* @@ -891,11 +1378,38 @@ static int aes_gcm_tls_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, if (ctx->encrypt) { /* Encrypt payload */ if (gctx->ctr) { + size_t bulk = 0; +# if defined(AES_GCM_ASM) + if (len >= 32 && AES_GCM_ASM(gctx)) { + if (CRYPTO_gcm128_encrypt(&gctx->gcm, NULL, NULL, 0)) + return -1; + + bulk = AES_gcm_encrypt(in, out, len, + gctx->gcm.key, + gctx->gcm.Yi.c, gctx->gcm.Xi.u); + gctx->gcm.len.u[1] += bulk; + } +# endif if (CRYPTO_gcm128_encrypt_ctr32(&gctx->gcm, - in, out, len, gctx->ctr)) + in + bulk, + out + bulk, + len - bulk, gctx->ctr)) goto err; } else { - if (CRYPTO_gcm128_encrypt(&gctx->gcm, in, out, len)) + size_t bulk = 0; +# if defined(AES_GCM_ASM2) + if (len >= 32 && AES_GCM_ASM2(gctx)) { + if (CRYPTO_gcm128_encrypt(&gctx->gcm, NULL, NULL, 0)) + return -1; + + bulk = AES_gcm_encrypt(in, out, len, + gctx->gcm.key, + gctx->gcm.Yi.c, gctx->gcm.Xi.u); + gctx->gcm.len.u[1] += bulk; + } +# endif + if (CRYPTO_gcm128_encrypt(&gctx->gcm, + in + bulk, out + bulk, len - bulk)) goto err; } out += len; @@ -905,11 +1419,38 @@ static int aes_gcm_tls_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, } else { /* Decrypt */ if (gctx->ctr) { + size_t bulk = 0; +# if defined(AES_GCM_ASM) + if (len >= 16 && AES_GCM_ASM(gctx)) { + if (CRYPTO_gcm128_decrypt(&gctx->gcm, NULL, NULL, 0)) + return -1; + + bulk = AES_gcm_decrypt(in, out, len, + gctx->gcm.key, + gctx->gcm.Yi.c, gctx->gcm.Xi.u); + gctx->gcm.len.u[1] += bulk; + } +# endif if (CRYPTO_gcm128_decrypt_ctr32(&gctx->gcm, - in, out, len, gctx->ctr)) + in + bulk, + out + bulk, + len - bulk, gctx->ctr)) goto err; } else { - if (CRYPTO_gcm128_decrypt(&gctx->gcm, in, out, len)) + size_t bulk = 0; +# if defined(AES_GCM_ASM2) + if (len >= 16 && AES_GCM_ASM2(gctx)) { + if (CRYPTO_gcm128_decrypt(&gctx->gcm, NULL, NULL, 0)) + return -1; + + bulk = AES_gcm_decrypt(in, out, len, + gctx->gcm.key, + gctx->gcm.Yi.c, gctx->gcm.Xi.u); + gctx->gcm.len.u[1] += bulk; + } +# endif + if (CRYPTO_gcm128_decrypt(&gctx->gcm, + in + bulk, out + bulk, len - bulk)) goto err; } /* Retrieve tag */ @@ -947,20 +1488,90 @@ static int aes_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, return -1; } else if (ctx->encrypt) { if (gctx->ctr) { + size_t bulk = 0; +# if defined(AES_GCM_ASM) + if (len >= 32 && AES_GCM_ASM(gctx)) { + size_t res = (16 - gctx->gcm.mres) % 16; + + if (CRYPTO_gcm128_encrypt(&gctx->gcm, in, out, res)) + return -1; + + bulk = AES_gcm_encrypt(in + res, + out + res, len - res, + gctx->gcm.key, gctx->gcm.Yi.c, + gctx->gcm.Xi.u); + gctx->gcm.len.u[1] += bulk; + bulk += res; + } +# endif if (CRYPTO_gcm128_encrypt_ctr32(&gctx->gcm, - in, out, len, gctx->ctr)) + in + bulk, + out + bulk, + len - bulk, gctx->ctr)) return -1; } else { - if (CRYPTO_gcm128_encrypt(&gctx->gcm, in, out, len)) + size_t bulk = 0; +# if defined(AES_GCM_ASM2) + if (len >= 32 && AES_GCM_ASM2(gctx)) { + size_t res = (16 - gctx->gcm.mres) % 16; + + if (CRYPTO_gcm128_encrypt(&gctx->gcm, in, out, res)) + return -1; + + bulk = AES_gcm_encrypt(in + res, + out + res, len - res, + gctx->gcm.key, gctx->gcm.Yi.c, + gctx->gcm.Xi.u); + gctx->gcm.len.u[1] += bulk; + bulk += res; + } +# endif + if (CRYPTO_gcm128_encrypt(&gctx->gcm, + in + bulk, out + bulk, len - bulk)) return -1; } } else { if (gctx->ctr) { + size_t bulk = 0; +# if defined(AES_GCM_ASM) + if (len >= 16 && AES_GCM_ASM(gctx)) { + size_t res = (16 - gctx->gcm.mres) % 16; + + if (CRYPTO_gcm128_decrypt(&gctx->gcm, in, out, res)) + return -1; + + bulk = AES_gcm_decrypt(in + res, + out + res, len - res, + gctx->gcm.key, + gctx->gcm.Yi.c, gctx->gcm.Xi.u); + gctx->gcm.len.u[1] += bulk; + bulk += res; + } +# endif if (CRYPTO_gcm128_decrypt_ctr32(&gctx->gcm, - in, out, len, gctx->ctr)) + in + bulk, + out + bulk, + len - bulk, gctx->ctr)) return -1; } else { - if (CRYPTO_gcm128_decrypt(&gctx->gcm, in, out, len)) + size_t bulk = 0; +# if defined(AES_GCM_ASM2) + if (len >= 16 && AES_GCM_ASM2(gctx)) { + size_t res = (16 - gctx->gcm.mres) % 16; + + if (CRYPTO_gcm128_decrypt(&gctx->gcm, in, out, res)) + return -1; + + bulk = AES_gcm_decrypt(in + res, + out + res, len - res, + gctx->gcm.key, + gctx->gcm.Yi.c, gctx->gcm.Xi.u); + gctx->gcm.len.u[1] += bulk; + bulk += res; + } +# endif + if (CRYPTO_gcm128_decrypt(&gctx->gcm, + in + bulk, out + bulk, len - bulk)) return -1; } } @@ -983,7 +1594,7 @@ static int aes_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, } -# define CUSTOM_FLAGS (EVP_CIPH_FLAG_DEFAULT_ASN1 \ +# define CUSTOM_FLAGS (EVP_CIPH_FLAG_DEFAULT_ASN1 \ | EVP_CIPH_CUSTOM_IV | EVP_CIPH_FLAG_CUSTOM_CIPHER \ | EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT \ | EVP_CIPH_CUSTOM_COPY) @@ -1032,47 +1643,69 @@ static int aes_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, if (key) do { -# ifdef AES_XTS_ASM +# ifdef AES_XTS_ASM xctx->stream = enc ? AES_xts_encrypt : AES_xts_decrypt; -# else +# else xctx->stream = NULL; -# endif +# endif /* key_len is two AES keys */ -# ifdef BSAES_CAPABLE +# ifdef HWAES_CAPABLE + if (HWAES_CAPABLE) { + if (enc) { + HWAES_set_encrypt_key(key, ctx->key_len * 4, + &xctx->ks1.ks); + xctx->xts.block1 = (block128_f) HWAES_encrypt; + } else { + HWAES_set_decrypt_key(key, ctx->key_len * 4, + &xctx->ks1.ks); + xctx->xts.block1 = (block128_f) HWAES_decrypt; + } + + HWAES_set_encrypt_key(key + ctx->key_len / 2, + ctx->key_len * 4, &xctx->ks2.ks); + xctx->xts.block2 = (block128_f) HWAES_encrypt; + + xctx->xts.key1 = &xctx->ks1; + break; + } else +# endif +# ifdef BSAES_CAPABLE if (BSAES_CAPABLE) xctx->stream = enc ? bsaes_xts_encrypt : bsaes_xts_decrypt; else -# endif -# ifdef VPAES_CAPABLE +# endif +# ifdef VPAES_CAPABLE if (VPAES_CAPABLE) { if (enc) { - vpaes_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1); + vpaes_set_encrypt_key(key, ctx->key_len * 4, + &xctx->ks1.ks); xctx->xts.block1 = (block128_f) vpaes_encrypt; } else { - vpaes_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1); + vpaes_set_decrypt_key(key, ctx->key_len * 4, + &xctx->ks1.ks); xctx->xts.block1 = (block128_f) vpaes_decrypt; } vpaes_set_encrypt_key(key + ctx->key_len / 2, - ctx->key_len * 4, &xctx->ks2); + ctx->key_len * 4, &xctx->ks2.ks); xctx->xts.block2 = (block128_f) vpaes_encrypt; xctx->xts.key1 = &xctx->ks1; break; } else -# endif +# endif (void)0; /* terminate potentially open 'else' */ if (enc) { - AES_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1); + AES_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1.ks); xctx->xts.block1 = (block128_f) AES_encrypt; } else { - AES_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1); + AES_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1.ks); xctx->xts.block1 = (block128_f) AES_decrypt; } AES_set_encrypt_key(key + ctx->key_len / 2, - ctx->key_len * 4, &xctx->ks2); + ctx->key_len * 4, &xctx->ks2.ks); xctx->xts.block2 = (block128_f) AES_encrypt; xctx->xts.key1 = &xctx->ks1; @@ -1094,14 +1727,6 @@ static int aes_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, return 0; if (!out || !in || len < AES_BLOCK_SIZE) return 0; -# ifdef OPENSSL_FIPS - /* Requirement of SP800-38E */ - if (FIPS_module_mode() && !(ctx->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW) && - (len > (1UL << 20) * 16)) { - EVPerr(EVP_F_AES_XTS_CIPHER, EVP_R_TOO_LARGE); - return 0; - } -# endif if (xctx->stream) (*xctx->stream) (in, out, len, xctx->xts.key1, xctx->xts.key2, ctx->iv); @@ -1111,9 +1736,9 @@ static int aes_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, return 1; } -# define aes_xts_cleanup NULL +# define aes_xts_cleanup NULL -# define XTS_FLAGS (EVP_CIPH_FLAG_DEFAULT_ASN1 | EVP_CIPH_CUSTOM_IV \ +# define XTS_FLAGS (EVP_CIPH_FLAG_DEFAULT_ASN1 | EVP_CIPH_CUSTOM_IV \ | EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT \ | EVP_CIPH_CUSTOM_COPY) @@ -1191,17 +1816,28 @@ static int aes_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, return 1; if (key) do { -# ifdef VPAES_CAPABLE +# ifdef HWAES_CAPABLE + if (HWAES_CAPABLE) { + HWAES_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks.ks); + + CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L, + &cctx->ks, (block128_f) HWAES_encrypt); + cctx->str = NULL; + cctx->key_set = 1; + break; + } else +# endif +# ifdef VPAES_CAPABLE if (VPAES_CAPABLE) { - vpaes_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks); + vpaes_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks.ks); CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L, &cctx->ks, (block128_f) vpaes_encrypt); cctx->str = NULL; cctx->key_set = 1; break; } -# endif - AES_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks); +# endif + AES_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks.ks); CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L, &cctx->ks, (block128_f) AES_encrypt); cctx->str = NULL; @@ -1274,7 +1910,7 @@ static int aes_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, } -# define aes_ccm_cleanup NULL +# define aes_ccm_cleanup NULL BLOCK_CIPHER_custom(NID_aes, 128, 1, 12, ccm, CCM, EVP_CIPH_FLAG_FIPS | CUSTOM_FLAGS) @@ -1282,5 +1918,107 @@ BLOCK_CIPHER_custom(NID_aes, 128, 1, 12, ccm, CCM, EVP_CIPH_FLAG_FIPS | CUSTOM_FLAGS) BLOCK_CIPHER_custom(NID_aes, 256, 1, 12, ccm, CCM, EVP_CIPH_FLAG_FIPS | CUSTOM_FLAGS) -# endif #endif +typedef struct { + union { + double align; + AES_KEY ks; + } ks; + /* Indicates if IV has been set */ + unsigned char *iv; +} EVP_AES_WRAP_CTX; + +static int aes_wrap_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, + const unsigned char *iv, int enc) +{ + EVP_AES_WRAP_CTX *wctx = ctx->cipher_data; + if (!iv && !key) + return 1; + if (key) { + if (ctx->encrypt) + AES_set_encrypt_key(key, ctx->key_len * 8, &wctx->ks.ks); + else + AES_set_decrypt_key(key, ctx->key_len * 8, &wctx->ks.ks); + if (!iv) + wctx->iv = NULL; + } + if (iv) { + memcpy(ctx->iv, iv, 8); + wctx->iv = ctx->iv; + } + return 1; +} + +static int aes_wrap_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t inlen) +{ + EVP_AES_WRAP_CTX *wctx = ctx->cipher_data; + size_t rv; + if (!in) + return 0; + if (inlen % 8) + return -1; + if (ctx->encrypt && inlen < 8) + return -1; + if (!ctx->encrypt && inlen < 16) + return -1; + if (!out) { + if (ctx->encrypt) + return inlen + 8; + else + return inlen - 8; + } + if (ctx->encrypt) + rv = CRYPTO_128_wrap(&wctx->ks.ks, wctx->iv, out, in, inlen, + (block128_f) AES_encrypt); + else + rv = CRYPTO_128_unwrap(&wctx->ks.ks, wctx->iv, out, in, inlen, + (block128_f) AES_decrypt); + return rv ? (int)rv : -1; +} + +#define WRAP_FLAGS (EVP_CIPH_WRAP_MODE \ + | EVP_CIPH_CUSTOM_IV | EVP_CIPH_FLAG_CUSTOM_CIPHER \ + | EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_FLAG_DEFAULT_ASN1) + +static const EVP_CIPHER aes_128_wrap = { + NID_id_aes128_wrap, + 8, 16, 8, WRAP_FLAGS, + aes_wrap_init_key, aes_wrap_cipher, + NULL, + sizeof(EVP_AES_WRAP_CTX), + NULL, NULL, NULL, NULL +}; + +const EVP_CIPHER *EVP_aes_128_wrap(void) +{ + return &aes_128_wrap; +} + +static const EVP_CIPHER aes_192_wrap = { + NID_id_aes192_wrap, + 8, 24, 8, WRAP_FLAGS, + aes_wrap_init_key, aes_wrap_cipher, + NULL, + sizeof(EVP_AES_WRAP_CTX), + NULL, NULL, NULL, NULL +}; + +const EVP_CIPHER *EVP_aes_192_wrap(void) +{ + return &aes_192_wrap; +} + +static const EVP_CIPHER aes_256_wrap = { + NID_id_aes256_wrap, + 8, 32, 8, WRAP_FLAGS, + aes_wrap_init_key, aes_wrap_cipher, + NULL, + sizeof(EVP_AES_WRAP_CTX), + NULL, NULL, NULL, NULL +}; + +const EVP_CIPHER *EVP_aes_256_wrap(void) +{ + return &aes_256_wrap; +} |