Upgrade openssl from 1.1.0e to 1.1.1b, with source code. 4.0.78

trunk/3rdparty/openssl-1.1-fit/crypto/ec/ec_oct.c

@@ -0,0 +1,150 @@
+/*
+ * Copyright 2011-2018 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
+ *
+ * Licensed under the OpenSSL license (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 <string.h>
+
+#include <openssl/err.h>
+#include <openssl/opensslv.h>
+
+#include "ec_lcl.h"
+
+int EC_POINT_set_compressed_coordinates(const EC_GROUP *group, EC_POINT *point,
+                                        const BIGNUM *x, int y_bit, BN_CTX *ctx)
+{
+    if (group->meth->point_set_compressed_coordinates == NULL
+        && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT)) {
+        ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES,
+              ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+        return 0;
+    }
+    if (!ec_point_is_compat(point, group)) {
+        ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES,
+              EC_R_INCOMPATIBLE_OBJECTS);
+        return 0;
+    }
+    if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
+        if (group->meth->field_type == NID_X9_62_prime_field)
+            return ec_GFp_simple_set_compressed_coordinates(group, point, x,
+                                                            y_bit, ctx);
+        else
+#ifdef OPENSSL_NO_EC2M
+        {
+            ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES,
+                  EC_R_GF2M_NOT_SUPPORTED);
+            return 0;
+        }
+#else
+            return ec_GF2m_simple_set_compressed_coordinates(group, point, x,
+                                                             y_bit, ctx);
+#endif
+    }
+    return group->meth->point_set_compressed_coordinates(group, point, x,
+                                                         y_bit, ctx);
+}
+
+#if OPENSSL_API_COMPAT < 0x10200000L
+int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *group,
+                                            EC_POINT *point, const BIGNUM *x,
+                                            int y_bit, BN_CTX *ctx)
+{
+    return EC_POINT_set_compressed_coordinates(group, point, x, y_bit, ctx);
+}
+
+# ifndef OPENSSL_NO_EC2M
+int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *group,
+                                             EC_POINT *point, const BIGNUM *x,
+                                             int y_bit, BN_CTX *ctx)
+{
+    return EC_POINT_set_compressed_coordinates(group, point, x, y_bit, ctx);
+}
+# endif
+#endif
+
+size_t EC_POINT_point2oct(const EC_GROUP *group, const EC_POINT *point,
+                          point_conversion_form_t form, unsigned char *buf,
+                          size_t len, BN_CTX *ctx)
+{
+    if (group->meth->point2oct == 0
+        && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT)) {
+        ECerr(EC_F_EC_POINT_POINT2OCT, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+        return 0;
+    }
+    if (!ec_point_is_compat(point, group)) {
+        ECerr(EC_F_EC_POINT_POINT2OCT, EC_R_INCOMPATIBLE_OBJECTS);
+        return 0;
+    }
+    if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
+        if (group->meth->field_type == NID_X9_62_prime_field)
+            return ec_GFp_simple_point2oct(group, point, form, buf, len, ctx);
+        else
+#ifdef OPENSSL_NO_EC2M
+        {
+            ECerr(EC_F_EC_POINT_POINT2OCT, EC_R_GF2M_NOT_SUPPORTED);
+            return 0;
+        }
+#else
+            return ec_GF2m_simple_point2oct(group, point,
+                                            form, buf, len, ctx);
+#endif
+    }
+
+    return group->meth->point2oct(group, point, form, buf, len, ctx);
+}
+
+int EC_POINT_oct2point(const EC_GROUP *group, EC_POINT *point,
+                       const unsigned char *buf, size_t len, BN_CTX *ctx)
+{
+    if (group->meth->oct2point == 0
+        && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT)) {
+        ECerr(EC_F_EC_POINT_OCT2POINT, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+        return 0;
+    }
+    if (!ec_point_is_compat(point, group)) {
+        ECerr(EC_F_EC_POINT_OCT2POINT, EC_R_INCOMPATIBLE_OBJECTS);
+        return 0;
+    }
+    if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
+        if (group->meth->field_type == NID_X9_62_prime_field)
+            return ec_GFp_simple_oct2point(group, point, buf, len, ctx);
+        else
+#ifdef OPENSSL_NO_EC2M
+        {
+            ECerr(EC_F_EC_POINT_OCT2POINT, EC_R_GF2M_NOT_SUPPORTED);
+            return 0;
+        }
+#else
+            return ec_GF2m_simple_oct2point(group, point, buf, len, ctx);
+#endif
+    }
+    return group->meth->oct2point(group, point, buf, len, ctx);
+}
+
+size_t EC_POINT_point2buf(const EC_GROUP *group, const EC_POINT *point,
+                          point_conversion_form_t form,
+                          unsigned char **pbuf, BN_CTX *ctx)
+{
+    size_t len;
+    unsigned char *buf;
+
+    len = EC_POINT_point2oct(group, point, form, NULL, 0, NULL);
+    if (len == 0)
+        return 0;
+    if ((buf = OPENSSL_malloc(len)) == NULL) {
+        ECerr(EC_F_EC_POINT_POINT2BUF, ERR_R_MALLOC_FAILURE);
+        return 0;
+    }
+    len = EC_POINT_point2oct(group, point, form, buf, len, ctx);
+    if (len == 0) {
+        OPENSSL_free(buf);
+        return 0;
+    }
+    *pbuf = buf;
+    return len;
+}