]> wagner.pp.ru Git - openssl-gost/engine.git/commitdiff
Backport of the ctrl-function from the 1_1_0 branch
authorDmitry Belyavskiy <beldmit@gmail.com>
Thu, 10 Mar 2016 17:17:41 +0000 (20:17 +0300)
committerDmitry Belyavskiy <beldmit@gmail.com>
Thu, 10 Mar 2016 17:17:41 +0000 (20:17 +0300)
gost_crypt.c

index 8132a1eaaffee8b3e899bbae60b362dc5d221113..8587bd13bb0b4ba1550c28d6afb763c5c33678d0 100644 (file)
@@ -558,7 +558,52 @@ int gost_cipher_ctl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
         } else {
             return 0;
         }
+#ifdef EVP_CTRL_SET_SBOX
+    case EVP_CTRL_SET_SBOX:
+        if (ptr) {
+            struct ossl_gost_cipher_ctx *c = ctx->cipher_data;
+            int nid;
+            int cur_meshing;
+            int ret;
+
+            if (c == NULL) {
+                return -1;
+            }
+
+            if (c->count != 0) {
+                return -1;
+            }
 
+            nid = OBJ_txt2nid(ptr);
+            if (nid == NID_undef) {
+                return 0;
+            }
+
+            cur_meshing = c->key_meshing;
+            ret = gost_cipher_set_param(c, nid);
+            c->key_meshing = cur_meshing;
+            return ret;
+        } else {
+          return 0;
+        }
+#endif
+#ifdef EVP_CTRL_KEY_MESH
+    case EVP_CTRL_KEY_MESH:
+        {
+            struct ossl_gost_cipher_ctx *c = ctx->cipher_data;
+
+            if (c == NULL) {
+                return -1;
+            }
+
+            if (c->count != 0) {
+                return -1;
+            }
+
+            c->key_meshing = arg;
+            return 1;
+        }                              
+#endif
     default:
         GOSTerr(GOST_F_GOST_CIPHER_CTL,
                 GOST_R_UNSUPPORTED_CIPHER_CTL_COMMAND);