Re-organized sub-directory by category

[staging/basesystem.git] / service / native / backup_manager / server / include / bkup_util.h

diff --git a/service/native/backup_manager/server/include/bkup_util.h b/service/native/backup_manager/server/include/bkup_util.h
new file mode 100755 (executable)
index 0000000..78494fa
--- /dev/null
+++ b/service/native/backup_manager/server/include/bkup_util.h
@@ -0,0 +1,53 @@
+/*
+ * @copyright Copyright (c) 2016-2020 TOYOTA MOTOR CORPORATION.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License 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.
+ */
+
+#ifndef BACKUP_MANAGER_SERVER_INCLUDE_BKUP_UTIL_H_
+#define BACKUP_MANAGER_SERVER_INCLUDE_BKUP_UTIL_H_
+
+#include <sys/mman.h>
+#include <ctime>
+#include <cstring>
+
+static inline size_t BkupStrlcpy(char *dst, const char *src, size_t siz) {
+  size_t ret = strlen(src);
+  if (dst == NULL) {
+    return -1;
+  }
+  if (src == NULL) {
+    return -1;
+  }
+  if (siz) {  // LCOV_EXCL_BR_LINE 6:double check
+    size_t len = (ret >= siz) ? siz - 1 : ret;  // LCOV_EXCL_BR_LINE 11:unexpected branch
+    memcpy(dst, src, len);
+    dst[len] = '\0';
+  }
+  return ret;
+}
+
+static inline char *BkupAnonMmap(size_t size) {
+  char *map = static_cast<char *>(mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0));
+  return map;
+}
+
+static inline uint64_t BkupTimerReal(void) {
+  struct timespec ts;
+  if (clock_gettime(CLOCK_MONOTONIC_RAW, &ts) != -1) {  // LCOV_EXCL_BR_LINE 5:clock_gettime's error case.
+    return (uint64_t)ts.tv_sec * 1000000000 + ts.tv_nsec;
+  }
+  return -1;
+}
+
+#endif  // BACKUP_MANAGER_SERVER_INCLUDE_BKUP_UTIL_H_