Latest update.

2020-01-17 19:45:12 +09:00
parent 016df9f433
commit 0f7abb4eb6
1100 changed files with 47785 additions and 16292 deletions
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <openssl/aes.h>
+#include "prov/ciphercommon.h"
+#include "prov/ciphercommon_ccm.h"
+#include "crypto/aes_platform.h"
+
+typedef struct prov_aes_ccm_ctx_st {
+    PROV_CCM_CTX base;         /* Must be first */
+    union {
+        OSSL_UNION_ALIGN;
+        /*-
+         * Padding is chosen so that s390x.kmac.k overlaps with ks.ks and
+         * fc with ks.ks.rounds. Remember that on s390x, an AES_KEY's
+         * rounds field is used to store the function code and that the key
+         * schedule is not stored (if aes hardware support is detected).
+         */
+        struct {
+            unsigned char pad[16];
+            AES_KEY ks;
+        } ks;
+#if defined(OPENSSL_CPUID_OBJ) && defined(__s390__)
+        struct {
+            S390X_KMAC_PARAMS kmac;
+            unsigned long long blocks;
+            union {
+                unsigned long long g[2];
+                unsigned char b[AES_BLOCK_SIZE];
+            } nonce;
+            union {
+                unsigned long long g[2];
+                unsigned char b[AES_BLOCK_SIZE];
+            } buf;
+            unsigned char dummy_pad[168];
+            unsigned int fc;   /* fc has same offset as ks.ks.rounds */
+        } s390x;
+#endif /* defined(OPENSSL_CPUID_OBJ) && defined(__s390__) */
+    } ccm;
+} PROV_AES_CCM_CTX;
+
+const PROV_CCM_HW *PROV_AES_HW_ccm(size_t keylen);