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Remove unused ret variable
[openssl.git] / crypto / engine / eng_cryptodev.c
diff --git a/crypto/engine/eng_cryptodev.c b/crypto/engine/eng_cryptodev.c
index 501ebc1f6d51382d5b92ff928c6751738ac1b058..ad872fda06b2303a019a6d96ff42d7b77c6f3965 100644 (file)
--- a/crypto/engine/eng_cryptodev.c
+++ b/crypto/engine/eng_cryptodev.c
@@ -184,7 +184,6 @@ static struct {
     {
         CRYPTO_AES_CBC, NID_aes_256_cbc, 16, 32,
     },
-# ifdef CRYPTO_AES_CTR
     {
         CRYPTO_AES_CTR, NID_aes_128_ctr, 14, 16,
     },
@@ -194,7 +193,6 @@ static struct {
     {
         CRYPTO_AES_CTR, NID_aes_256_ctr, 14, 32,
     },
-# endif
     {
         CRYPTO_BLF_CBC, NID_bf_cbc, 8, 16,
     },
@@ -204,9 +202,11 @@ static struct {
     {
         CRYPTO_SKIPJACK_CBC, NID_undef, 0, 0,
     },
-    {
-        0, NID_undef, 0, 0,
-    },
+    {CRYPTO_3DES_ECB, NID_des_ede3_ecb, 0, 24},
+    {CRYPTO_AES_ECB, NID_aes_128_ecb, 0, 16},
+    {CRYPTO_AES_ECB, NID_aes_192_ecb, 0, 24},
+    {CRYPTO_AES_ECB, NID_aes_256_ecb, 0, 32},
+    {0, NID_undef, 0, 0},
 };
 
 # ifdef USE_CRYPTODEV_DIGESTS
@@ -661,6 +661,30 @@ static const EVP_CIPHER *cryptodev_3des_cbc(void)
     return des3_cbc_cipher;
 }
 
+/* 3DES ECB EVP */
+static EVP_CIPHER *des3_ecb_cipher = NULL;
+static const EVP_CIPHER *cryptodev_3des_ecb(void)
+{
+    if (des3_ecb_cipher == NULL) {
+        EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_des_ede3_ecb, 8, 24);
+
+        if (cipher == NULL
+            || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_ECB_MODE)
+            || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
+            || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
+            || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
+            || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
+            || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
+                                                  sizeof(struct
+                                                         dev_crypto_state))) {
+            EVP_CIPHER_meth_free(cipher);
+            cipher = NULL;
+        }
+        des3_ecb_cipher = cipher;
+    }
+    return des3_ecb_cipher;
+}
+
 static EVP_CIPHER *bf_cbc_cipher = NULL;
 static const EVP_CIPHER *cryptodev_bf_cbc(void)
 {
@@ -786,7 +810,6 @@ static const EVP_CIPHER *cryptodev_aes_256_cbc(void)
     return aes_256_cbc_cipher;
 }
 
-# ifdef CRYPTO_AES_CTR
 static EVP_CIPHER *aes_ctr_cipher = NULL;
 static const EVP_CIPHER *cryptodev_aes_ctr(void)
 {
@@ -861,7 +884,88 @@ static const EVP_CIPHER *cryptodev_aes_256_ctr(void)
     }
     return aes_256_ctr_cipher;
 }
-# endif
+
+static EVP_CIPHER *aes_ecb_cipher = NULL;
+static const EVP_CIPHER *cryptodev_aes_ecb(void)
+{
+    if (aes_ecb_cipher == NULL) {
+        EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_128_ecb, 16, 16);
+
+        if (cipher == NULL
+            || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_ECB_MODE)
+            || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
+            || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
+            || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
+            || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
+            || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
+                                                  sizeof(struct
+                                                         dev_crypto_state))
+            || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
+                                                    EVP_CIPHER_set_asn1_iv)
+            || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
+                                                    EVP_CIPHER_get_asn1_iv)) {
+            EVP_CIPHER_meth_free(cipher);
+            cipher = NULL;
+        }
+        aes_ecb_cipher = cipher;
+    }
+    return aes_ecb_cipher;
+}
+
+static EVP_CIPHER *aes_192_ecb_cipher = NULL;
+static const EVP_CIPHER *cryptodev_aes_192_ecb(void)
+{
+    if (aes_192_ecb_cipher == NULL) {
+        EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_192_ecb, 16, 24);
+
+        if (cipher == NULL
+            || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_ECB_MODE)
+            || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
+            || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
+            || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
+            || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
+            || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
+                                                  sizeof(struct
+                                                         dev_crypto_state))
+            || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
+                                                    EVP_CIPHER_set_asn1_iv)
+            || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
+                                                    EVP_CIPHER_get_asn1_iv)) {
+            EVP_CIPHER_meth_free(cipher);
+            cipher = NULL;
+        }
+        aes_192_ecb_cipher = cipher;
+    }
+    return aes_192_ecb_cipher;
+}
+
+static EVP_CIPHER *aes_256_ecb_cipher = NULL;
+static const EVP_CIPHER *cryptodev_aes_256_ecb(void)
+{
+    if (aes_256_ecb_cipher == NULL) {
+        EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_256_ecb, 16, 32);
+
+        if (cipher == NULL
+            || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_ECB_MODE)
+            || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
+            || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
+            || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
+            || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
+            || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
+                                                  sizeof(struct
+                                                         dev_crypto_state))
+            || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
+                                                    EVP_CIPHER_set_asn1_iv)
+            || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
+                                                    EVP_CIPHER_get_asn1_iv)) {
+            EVP_CIPHER_meth_free(cipher);
+            cipher = NULL;
+        }
+        aes_256_ecb_cipher = cipher;
+    }
+    return aes_256_ecb_cipher;
+}
+
 /*
  * Registered by the ENGINE when used to find out how to deal with
  * a particular NID in the ENGINE. this says what we'll do at the
@@ -881,6 +985,9 @@ cryptodev_engine_ciphers(ENGINE *e, const EVP_CIPHER **cipher,
     case NID_des_ede3_cbc:
         *cipher = cryptodev_3des_cbc();
         break;
+    case NID_des_ede3_ecb:
+        *cipher = cryptodev_3des_ecb();
+        break;
     case NID_des_cbc:
         *cipher = cryptodev_des_cbc();
         break;
@@ -899,7 +1006,6 @@ cryptodev_engine_ciphers(ENGINE *e, const EVP_CIPHER **cipher,
     case NID_aes_256_cbc:
         *cipher = cryptodev_aes_256_cbc();
         break;
-# ifdef CRYPTO_AES_CTR
     case NID_aes_128_ctr:
         *cipher = cryptodev_aes_ctr();
         break;
@@ -909,7 +1015,15 @@ cryptodev_engine_ciphers(ENGINE *e, const EVP_CIPHER **cipher,
     case NID_aes_256_ctr:
         *cipher = cryptodev_aes_256_ctr();
         break;
-# endif
+    case NID_aes_128_ecb:
+        *cipher = cryptodev_aes_ecb();
+        break;
+    case NID_aes_192_ecb:
+        *cipher = cryptodev_aes_192_ecb();
+        break;
+    case NID_aes_256_ecb:
+        *cipher = cryptodev_aes_256_ecb();
+        break;
     default:
         *cipher = NULL;
         break;
@@ -1017,8 +1131,6 @@ static int cryptodev_digest_final(EVP_MD_CTX *ctx, unsigned char *md)
     struct dev_crypto_state *state = EVP_MD_CTX_md_data(ctx);
     struct session_op *sess = &state->d_sess;
 
-    int ret = 1;
-
     if (!md || state->d_fd < 0) {
         printf("cryptodev_digest_final: illegal input\n");
         return (0);
@@ -1043,7 +1155,7 @@ static int cryptodev_digest_final(EVP_MD_CTX *ctx, unsigned char *md)
 
     memcpy(md, state->digest_res, EVP_MD_CTX_size(ctx));
 
-    return (ret);
+    return 1;
 }
 
 static int cryptodev_digest_cleanup(EVP_MD_CTX *ctx)
@@ -1315,6 +1427,8 @@ static int cryptodev_engine_destroy(ENGINE *e)
     des_cbc_cipher = NULL;
     EVP_CIPHER_meth_free(des3_cbc_cipher);
     des3_cbc_cipher = NULL;
+    EVP_CIPHER_meth_free(des3_ecb_cipher);
+    des3_ecb_cipher = NULL;
     EVP_CIPHER_meth_free(bf_cbc_cipher);
     bf_cbc_cipher = NULL;
     EVP_CIPHER_meth_free(cast_cbc_cipher);
@@ -1325,14 +1439,18 @@ static int cryptodev_engine_destroy(ENGINE *e)
     aes_192_cbc_cipher = NULL;
     EVP_CIPHER_meth_free(aes_256_cbc_cipher);
     aes_256_cbc_cipher = NULL;
-# ifdef CRYPTO_AES_CTR
     EVP_CIPHER_meth_free(aes_ctr_cipher);
     aes_ctr_cipher = NULL;
     EVP_CIPHER_meth_free(aes_192_ctr_cipher);
     aes_192_ctr_cipher = NULL;
     EVP_CIPHER_meth_free(aes_256_ctr_cipher);
     aes_256_ctr_cipher = NULL;
-# endif
+    EVP_CIPHER_meth_free(aes_ecb_cipher);
+    aes_ecb_cipher = NULL;
+    EVP_CIPHER_meth_free(aes_192_ecb_cipher);
+    aes_192_ecb_cipher = NULL;
+    EVP_CIPHER_meth_free(aes_256_ecb_cipher);
+    aes_256_ecb_cipher = NULL;
 # ifdef USE_CRYPTODEV_DIGESTS
     EVP_MD_meth_free(sha1_md);
     sha1_md = NULL;
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