diff options
Diffstat (limited to 'nsframework/backup_manager/server/include/bkup_util.h')
-rwxr-xr-x | nsframework/backup_manager/server/include/bkup_util.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/nsframework/backup_manager/server/include/bkup_util.h b/nsframework/backup_manager/server/include/bkup_util.h new file mode 100755 index 0000000..78494fa --- /dev/null +++ b/nsframework/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_ |