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authororivej <orivej@yandex-team.ru>2022-02-10 16:44:49 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:44:49 +0300
commit718c552901d703c502ccbefdfc3c9028d608b947 (patch)
tree46534a98bbefcd7b1f3faa5b52c138ab27db75b7 /contrib/restricted/aws/s2n/utils/s2n_str.c
parente9656aae26e0358d5378e5b63dcac5c8dbe0e4d0 (diff)
downloadydb-718c552901d703c502ccbefdfc3c9028d608b947.tar.gz
Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/restricted/aws/s2n/utils/s2n_str.c')
-rw-r--r--contrib/restricted/aws/s2n/utils/s2n_str.c98
1 files changed, 49 insertions, 49 deletions
diff --git a/contrib/restricted/aws/s2n/utils/s2n_str.c b/contrib/restricted/aws/s2n/utils/s2n_str.c
index a1be56b427..a80e7a2ed8 100644
--- a/contrib/restricted/aws/s2n/utils/s2n_str.c
+++ b/contrib/restricted/aws/s2n/utils/s2n_str.c
@@ -1,49 +1,49 @@
-/*
- * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License").
- * You may not use this file except in compliance with the License.
- * A copy of the License is located at
- *
- * http://aws.amazon.com/apache2.0
- *
- * or in the "license" file accompanying this file. This file is distributed
- * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
- * express or implied. See the License for the specific language governing
- * permissions and limitations under the License.
- */
-#include <string.h>
-#include <sys/param.h>
-#include "utils/s2n_str.h"
-
-char *s2n_strcpy(char *buf, char *last, const char *str) {
-
-/* CBMC pointer checks need to be disabled to compare buf and last for
- * the case where they are the same. */
-#pragma CPROVER check push
-#pragma CPROVER check disable "pointer"
-
- if (buf >= last) {
- return buf;
- }
-
-#pragma CPROVER check pop
-
- if (NULL == str) {
- *buf = '\0';
- return buf;
- }
-
- /* Free bytes needs to be one byte smaller than size of a storage,
- * as strncpy always writes '\0', but doesn't include it in n
- */
- size_t bytes_to_copy = MIN(last - buf - 1, strlen(str));
-
- char *p = buf;
- if (bytes_to_copy > 0) {
- p = (char *)memcpy(buf, str, bytes_to_copy) + bytes_to_copy;
- }
- *p = '\0';
-
- return p;
-}
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ * http://aws.amazon.com/apache2.0
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+#include <string.h>
+#include <sys/param.h>
+#include "utils/s2n_str.h"
+
+char *s2n_strcpy(char *buf, char *last, const char *str) {
+
+/* CBMC pointer checks need to be disabled to compare buf and last for
+ * the case where they are the same. */
+#pragma CPROVER check push
+#pragma CPROVER check disable "pointer"
+
+ if (buf >= last) {
+ return buf;
+ }
+
+#pragma CPROVER check pop
+
+ if (NULL == str) {
+ *buf = '\0';
+ return buf;
+ }
+
+ /* Free bytes needs to be one byte smaller than size of a storage,
+ * as strncpy always writes '\0', but doesn't include it in n
+ */
+ size_t bytes_to_copy = MIN(last - buf - 1, strlen(str));
+
+ char *p = buf;
+ if (bytes_to_copy > 0) {
+ p = (char *)memcpy(buf, str, bytes_to_copy) + bytes_to_copy;
+ }
+ *p = '\0';
+
+ return p;
+}