e_aes.o: ../../include/openssl/modes.h ../../include/openssl/obj_mac.h
e_aes.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
e_aes.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
-e_aes.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
-e_aes.o: ../../include/openssl/symhacks.h e_aes.c evp_locl.h
+e_aes.o: ../../include/openssl/rand.h ../../include/openssl/safestack.h
+e_aes.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+e_aes.o: ../modes/modes_lcl.h e_aes.c evp_locl.h
e_bf.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h
e_bf.o: ../../include/openssl/blowfish.h ../../include/openssl/buffer.h
e_bf.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
e_rc4.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
e_rc4.o: ../../include/openssl/ossl_typ.h ../../include/openssl/rc4.h
e_rc4.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
-e_rc4.o: ../../include/openssl/symhacks.h ../cryptlib.h e_rc4.c
+e_rc4.o: ../../include/openssl/symhacks.h ../cryptlib.h e_rc4.c evp_locl.h
e_rc5.o: ../../e_os.h ../../include/openssl/bio.h
e_rc5.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
e_rc5.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
evp_err.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
evp_err.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
evp_err.o: ../../include/openssl/symhacks.h evp_err.c
+evp_fips.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
+evp_fips.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
+evp_fips.o: ../../include/openssl/evp.h ../../include/openssl/obj_mac.h
+evp_fips.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
+evp_fips.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+evp_fips.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+evp_fips.o: ../../include/openssl/symhacks.h evp_fips.c
evp_key.o: ../../e_os.h ../../include/openssl/asn1.h
evp_key.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
evp_key.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
m_md4.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
m_md4.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
m_md4.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h
-m_md4.o: ../../include/openssl/x509_vfy.h ../cryptlib.h m_md4.c
+m_md4.o: ../../include/openssl/x509_vfy.h ../cryptlib.h evp_locl.h m_md4.c
m_md5.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h
m_md5.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
m_md5.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h
m_md5.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
m_md5.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
m_md5.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h
-m_md5.o: ../../include/openssl/x509_vfy.h ../cryptlib.h m_md5.c
+m_md5.o: ../../include/openssl/x509_vfy.h ../cryptlib.h evp_locl.h m_md5.c
m_mdc2.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h
m_mdc2.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
m_mdc2.o: ../../include/openssl/des.h ../../include/openssl/des_old.h
m_mdc2.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
m_mdc2.o: ../../include/openssl/symhacks.h ../../include/openssl/ui.h
m_mdc2.o: ../../include/openssl/ui_compat.h ../../include/openssl/x509.h
-m_mdc2.o: ../../include/openssl/x509_vfy.h ../cryptlib.h m_mdc2.c
+m_mdc2.o: ../../include/openssl/x509_vfy.h ../cryptlib.h evp_locl.h m_mdc2.c
m_null.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h
m_null.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
m_null.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h
m_ripemd.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
m_ripemd.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
m_ripemd.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h
-m_ripemd.o: ../../include/openssl/x509_vfy.h ../cryptlib.h m_ripemd.c
+m_ripemd.o: ../../include/openssl/x509_vfy.h ../cryptlib.h evp_locl.h
+m_ripemd.o: m_ripemd.c
m_sha.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h
m_sha.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
m_sha.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h
m_sha.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
m_sha.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
m_sha.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h
-m_sha.o: ../cryptlib.h m_sha.c
+m_sha.o: ../cryptlib.h evp_locl.h m_sha.c
m_sha1.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h
m_sha1.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
m_sha1.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h
m_wp.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
m_wp.o: ../../include/openssl/symhacks.h ../../include/openssl/whrlpool.h
m_wp.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h
-m_wp.o: ../cryptlib.h m_wp.c
+m_wp.o: ../cryptlib.h evp_locl.h m_wp.c
names.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h
names.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
names.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h
#include <string.h>
#include <assert.h>
#include <openssl/aes.h>
-#include <openssl/rand.h>
-#include "modes_lcl.h"
#include "evp_locl.h"
-
#ifndef OPENSSL_FIPS
+#include "modes_lcl.h"
+#include <openssl/rand.h>
typedef struct
{
int tls_aad_len; /* TLS AAD length */
} EVP_AES_GCM_CTX;
+typedef struct
+ {
+ AES_KEY ks1, ks2; /* AES key schedules to use */
+ XTS128_CONTEXT xts;
+ } EVP_AES_XTS_CTX;
+
+typedef struct
+ {
+ AES_KEY 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 */
+ int len_set; /* Set if message length set */
+ int L, M; /* L and M parameters from RFC3610 */
+ CCM128_CONTEXT ccm;
+ } EVP_AES_CCM_CTX;
+
#define MAXBITCHUNK ((size_t)1<<(sizeof(size_t)*8-4))
#if defined(AES_ASM) && !defined(I386_ONLY) && ( \
const void *key,
const unsigned char *ivec);
+void aesni_xts_encrypt(const unsigned char *in,
+ unsigned char *out,
+ size_t length,
+ const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
+
+void aesni_xts_decrypt(const unsigned char *in,
+ unsigned char *out,
+ size_t length,
+ const AES_KEY *key1, const AES_KEY *key2,
+ const unsigned char iv[16]);
+
+void aesni_ccm64_encrypt_blocks (const unsigned char *in,
+ unsigned char *out,
+ size_t blocks,
+ const void *key,
+ const unsigned char ivec[16],
+ unsigned char cmac[16]);
+
+void aesni_ccm64_decrypt_blocks (const unsigned char *in,
+ unsigned char *out,
+ size_t blocks,
+ const void *key,
+ const unsigned char ivec[16],
+ unsigned char cmac[16]);
+
static int aesni_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv, int enc)
{
return 1;
}
+static int aesni_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)
+ {
+ aesni_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks);
+ CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks,
+ (block128_f)aesni_encrypt);
+ /* 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;
+ }
+
+static int aesni_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+ {
+ EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
+ /* If not set up, return error */
+ if (!gctx->iv_set && !gctx->key_set)
+ return -1;
+ if (!ctx->encrypt && gctx->taglen < 0)
+ return -1;
+ if (in)
+ {
+ if (out == NULL)
+ {
+ if (CRYPTO_gcm128_aad(&gctx->gcm, in, len))
+ return -1;
+ }
+ else if (ctx->encrypt)
+ {
+ if (CRYPTO_gcm128_encrypt_ctr32(&gctx->gcm,
+ in, out, len,
+ aesni_ctr32_encrypt_blocks))
+ return -1;
+ }
+ else
+ {
+ if (CRYPTO_gcm128_decrypt_ctr32(&gctx->gcm,
+ in, out, len,
+ aesni_ctr32_encrypt_blocks))
+ return -1;
+ }
+ return len;
+ }
+ else
+ {
+ if (!ctx->encrypt)
+ {
+ if (CRYPTO_gcm128_finish(&gctx->gcm,
+ ctx->buf, gctx->taglen) != 0)
+ return -1;
+ gctx->iv_set = 0;
+ return 0;
+ }
+ CRYPTO_gcm128_tag(&gctx->gcm, ctx->buf, 16);
+ gctx->taglen = 16;
+ /* Don't reuse the IV */
+ gctx->iv_set = 0;
+ return 0;
+ }
+
+ }
+
+static int aesni_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)
+ {
+ /* key_len is two AES keys */
+ if (enc)
+ {
+ aesni_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1);
+ xctx->xts.block1 = (block128_f)aesni_encrypt;
+ }
+ else
+ {
+ aesni_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1);
+ xctx->xts.block1 = (block128_f)aesni_decrypt;
+ }
+
+ aesni_set_encrypt_key(key + ctx->key_len/2,
+ ctx->key_len * 4, &xctx->ks2);
+ xctx->xts.block2 = (block128_f)aesni_encrypt;
+
+ xctx->xts.key1 = &xctx->ks1;
+ }
+
+ if (iv)
+ {
+ xctx->xts.key2 = &xctx->ks2;
+ memcpy(ctx->iv, iv, 16);
+ }
+
+ return 1;
+ }
+
+static int aesni_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+ {
+ EVP_AES_XTS_CTX *xctx = ctx->cipher_data;
+ if (!xctx->xts.key1 || !xctx->xts.key2)
+ return -1;
+ if (!out || !in)
+ return -1;
+#ifdef OPENSSL_FIPS
+ /* Requirement of SP800-38E */
+ if (FIPS_module_mode() && !(ctx->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW) &&
+ (len > (1L<<20)*16))
+ {
+ EVPerr(EVP_F_AES_XTS, EVP_R_TOO_LARGE);
+ return -1;
+ }
+#endif
+ if (ctx->encrypt)
+ aesni_xts_encrypt(in, out, len,
+ xctx->xts.key1, xctx->xts.key2, ctx->iv);
+ else
+ aesni_xts_decrypt(in, out, len,
+ xctx->xts.key1, xctx->xts.key2, ctx->iv);
+
+ return len;
+ }
+
+static int aesni_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)
+ {
+ aesni_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks);
+ CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L,
+ &cctx->ks, (block128_f)aesni_encrypt);
+ cctx->key_set = 1;
+ }
+ if (iv)
+ {
+ memcpy(ctx->iv, iv, 15 - cctx->L);
+ cctx->iv_set = 1;
+ }
+ return 1;
+ }
+
+static int aesni_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+ {
+ EVP_AES_CCM_CTX *cctx = ctx->cipher_data;
+ CCM128_CONTEXT *ccm = &cctx->ccm;
+ /* If not set up, return error */
+ if (!cctx->iv_set && !cctx->key_set)
+ return -1;
+ if (!ctx->encrypt && !cctx->tag_set)
+ return -1;
+ if (!out)
+ {
+ if (!in)
+ {
+ if (CRYPTO_ccm128_setiv(ccm, ctx->iv, 15 - cctx->L,len))
+ return -1;
+ cctx->len_set = 1;
+ return len;
+ }
+ /* If have AAD need message length */
+ if (!cctx->len_set && len)
+ return -1;
+ CRYPTO_ccm128_aad(ccm, in, len);
+ return len;
+ }
+ /* EVP_*Final() doesn't return any data */
+ if (!in)
+ return 0;
+ /* If not set length yet do it */
+ if (!cctx->len_set)
+ {
+ if (CRYPTO_ccm128_setiv(ccm, ctx->iv, 15 - cctx->L, len))
+ return -1;
+ cctx->len_set = 1;
+ }
+ if (ctx->encrypt)
+ {
+ if (CRYPTO_ccm128_encrypt_ccm64(ccm, in, out, len,
+ aesni_ccm64_encrypt_blocks))
+ return -1;
+ cctx->tag_set = 1;
+ return len;
+ }
+ else
+ {
+ int rv = -1;
+ if (!CRYPTO_ccm128_decrypt_ccm64(ccm, in, out, len,
+ aesni_ccm64_decrypt_blocks))
+ {
+ unsigned char tag[16];
+ if (CRYPTO_ccm128_tag(ccm, tag, cctx->M))
+ {
+ if (!memcmp(tag, ctx->buf, cctx->M))
+ rv = len;
+ }
+ }
+ if (rv == -1)
+ OPENSSL_cleanse(out, len);
+ cctx->iv_set = 0;
+ cctx->tag_set = 0;
+ cctx->len_set = 0;
+ return rv;
+ }
+
+ }
+
#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, \
{ return (OPENSSL_ia32cap_P[1]&AESNI_CAPABLE)? \
&aesni_##keylen##_##mode:&aes_##keylen##_##mode; }
+#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, \
+ flags|EVP_CIPH_##MODE##_MODE, \
+ aesni_##mode##_init_key, \
+ aesni_##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 (OPENSSL_ia32cap_P[1]&AESNI_CAPABLE)? \
+ &aesni_##keylen##_##mode:&aes_##keylen##_##mode; }
+
#else
#define BLOCK_CIPHER_generic(nid,keylen,blocksize,ivlen,nmode,mode,MODE,flags) \
NULL,NULL,NULL,NULL }; \
const EVP_CIPHER *EVP_aes_##keylen##_##mode(void) \
{ return &aes_##keylen##_##mode; }
+
+#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, \
+ 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 &aes_##keylen##_##mode; }
#endif
#define BLOCK_CIPHER_generic_pack(nid,keylen,flags) \
return 1;
}
-BLOCK_CIPHER_generic_pack(NID_aes,128,0)
-BLOCK_CIPHER_generic_pack(NID_aes,192,0)
-BLOCK_CIPHER_generic_pack(NID_aes,256,0)
+BLOCK_CIPHER_generic_pack(NID_aes,128,EVP_CIPH_FLAG_FIPS)
+BLOCK_CIPHER_generic_pack(NID_aes,192,EVP_CIPH_FLAG_FIPS)
+BLOCK_CIPHER_generic_pack(NID_aes,256,EVP_CIPH_FLAG_FIPS)
static int aes_gcm_cleanup(EVP_CIPHER_CTX *c)
{
}
-#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, \
- 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 &aes_##keylen##_##mode; }
-
#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)
BLOCK_CIPHER_custom(NID_aes,128,1,12,gcm,GCM,
- EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
+ EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
BLOCK_CIPHER_custom(NID_aes,192,1,12,gcm,GCM,
- EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
+ EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
BLOCK_CIPHER_custom(NID_aes,256,1,12,gcm,GCM,
- EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
+ EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS)
+
+static int aes_xts_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+ {
+ EVP_AES_XTS_CTX *xctx = c->cipher_data;
+ if (type != EVP_CTRL_INIT)
+ return -1;
+ /* key1 and key2 are used as an indicator both key and IV are set */
+ xctx->xts.key1 = NULL;
+ xctx->xts.key2 = NULL;
+ return 1;
+ }
+
+static int aes_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)
+ {
+ /* key_len is two AES keys */
+ if (enc)
+ {
+ AES_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1);
+ xctx->xts.block1 = (block128_f)AES_encrypt;
+ }
+ else
+ {
+ AES_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1);
+ xctx->xts.block1 = (block128_f)AES_decrypt;
+ }
+
+ AES_set_encrypt_key(key + ctx->key_len/2,
+ ctx->key_len * 4, &xctx->ks2);
+ xctx->xts.block2 = (block128_f)AES_encrypt;
+
+ xctx->xts.key1 = &xctx->ks1;
+ }
+
+ if (iv)
+ {
+ xctx->xts.key2 = &xctx->ks2;
+ memcpy(ctx->iv, iv, 16);
+ }
+
+ return 1;
+ }
+
+static int aes_xts_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+ {
+ EVP_AES_XTS_CTX *xctx = ctx->cipher_data;
+ if (!xctx->xts.key1 || !xctx->xts.key2)
+ return -1;
+ if (!out || !in)
+ return -1;
+#ifdef OPENSSL_FIPS
+ /* Requirement of SP800-38E */
+ if (FIPS_module_mode() && !(ctx->flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW) &&
+ (len > (1L<<20)*16))
+ {
+ EVPerr(EVP_F_AES_XTS, EVP_R_TOO_LARGE);
+ return -1;
+ }
+#endif
+ if (CRYPTO_xts128_encrypt(&xctx->xts, ctx->iv, in, out, len,
+ ctx->encrypt))
+ return -1;
+ return len;
+ }
+
+#define aes_xts_cleanup NULL
+
+BLOCK_CIPHER_custom(NID_aes,128,1,16,xts,XTS,EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes,256,1,16,xts,XTS,EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
+
+static int aes_ccm_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
+ {
+ EVP_AES_CCM_CTX *cctx = c->cipher_data;
+ switch (type)
+ {
+ case EVP_CTRL_INIT:
+ cctx->key_set = 0;
+ cctx->iv_set = 0;
+ cctx->L = 8;
+ cctx->M = 12;
+ cctx->tag_set = 0;
+ cctx->len_set = 0;
+ return 1;
+
+ case EVP_CTRL_CCM_SET_IVLEN:
+ arg = 15 - arg;
+ case EVP_CTRL_CCM_SET_L:
+ if (arg < 2 || arg > 8)
+ return 0;
+ cctx->L = arg;
+ return 1;
+
+ case EVP_CTRL_CCM_SET_TAG:
+ if ((arg & 1) || arg < 4 || arg > 16)
+ return 0;
+ if ((c->encrypt && ptr) || (!c->encrypt && !ptr))
+ return 0;
+ if (ptr)
+ {
+ cctx->tag_set = 1;
+ memcpy(c->buf, ptr, arg);
+ }
+ cctx->M = arg;
+ return 1;
+
+ case EVP_CTRL_CCM_GET_TAG:
+ if (!c->encrypt || !cctx->tag_set)
+ return 0;
+ if(!CRYPTO_ccm128_tag(&cctx->ccm, ptr, (size_t)arg))
+ return 0;
+ cctx->tag_set = 0;
+ cctx->iv_set = 0;
+ cctx->len_set = 0;
+ return 1;
+
+ default:
+ return -1;
+
+ }
+ }
+
+static int aes_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)
+ {
+ AES_set_encrypt_key(key, ctx->key_len * 8, &cctx->ks);
+ CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L,
+ &cctx->ks, (block128_f)AES_encrypt);
+ cctx->key_set = 1;
+ }
+ if (iv)
+ {
+ memcpy(ctx->iv, iv, 15 - cctx->L);
+ cctx->iv_set = 1;
+ }
+ return 1;
+ }
+
+static int aes_ccm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t len)
+ {
+ EVP_AES_CCM_CTX *cctx = ctx->cipher_data;
+ CCM128_CONTEXT *ccm = &cctx->ccm;
+ /* If not set up, return error */
+ if (!cctx->iv_set && !cctx->key_set)
+ return -1;
+ if (!ctx->encrypt && !cctx->tag_set)
+ return -1;
+ if (!out)
+ {
+ if (!in)
+ {
+ if (CRYPTO_ccm128_setiv(ccm, ctx->iv, 15 - cctx->L,len))
+ return -1;
+ cctx->len_set = 1;
+ return len;
+ }
+ /* If have AAD need message length */
+ if (!cctx->len_set && len)
+ return -1;
+ CRYPTO_ccm128_aad(ccm, in, len);
+ return len;
+ }
+ /* EVP_*Final() doesn't return any data */
+ if (!in)
+ return 0;
+ /* If not set length yet do it */
+ if (!cctx->len_set)
+ {
+ if (CRYPTO_ccm128_setiv(ccm, ctx->iv, 15 - cctx->L, len))
+ return -1;
+ cctx->len_set = 1;
+ }
+ if (ctx->encrypt)
+ {
+ if (CRYPTO_ccm128_encrypt(ccm, in, out, len))
+ return -1;
+ cctx->tag_set = 1;
+ return len;
+ }
+ else
+ {
+ int rv = -1;
+ if (!CRYPTO_ccm128_decrypt(ccm, in, out, len))
+ {
+ unsigned char tag[16];
+ if (CRYPTO_ccm128_tag(ccm, tag, cctx->M))
+ {
+ if (!memcmp(tag, ctx->buf, cctx->M))
+ rv = len;
+ }
+ }
+ if (rv == -1)
+ OPENSSL_cleanse(out, len);
+ cctx->iv_set = 0;
+ cctx->tag_set = 0;
+ cctx->len_set = 0;
+ return rv;
+ }
+
+ }
+
+#define aes_ccm_cleanup NULL
+
+BLOCK_CIPHER_custom(NID_aes,128,1,12,ccm,CCM,EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS)
+BLOCK_CIPHER_custom(NID_aes,192,1,12,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
projects / oweals / openssl.git / commitdiff