| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <fcntl.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <sys/stat.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| |
| /* |
| * Get the file size of a given file |
| * |
| * @params fname name of the file relative to the __TEST_DATA_DIR__ directory |
| * |
| * @return On success file size in bytes is returned. On failure -1 is returned. |
| */ |
| int test_get_file_size(const char *fname) |
| { |
| char path[strlen(__TEST_DATA_DIR__) + strlen(fname) + 2]; |
| sprintf(path, "%s/%s", __TEST_DATA_DIR__, fname); |
| |
| struct stat st; |
| if (stat(path, &st) == -1) |
| return -1; |
| return st.st_size; |
| } |
| |
| /* |
| * Read a file and write its contents into a buffer |
| * |
| * @params fname name of the file relative to the __TEST_DATA_DIR__ directory |
| * @params buf buffer to write file contents into |
| * @params size size of buf |
| * |
| * @return On success number of bytes read is returned. On failure -1 is returned. |
| */ |
| int test_read_file(const char *fname, uint8_t *buf, size_t size) |
| { |
| char path[strlen(__TEST_DATA_DIR__) + strlen(fname) + 2]; |
| sprintf(path, "%s/%s", __TEST_DATA_DIR__, fname); |
| |
| int f = open(path, O_RDONLY); |
| if (f == -1) |
| return -1; |
| |
| int read_size = read(f, buf, size); |
| |
| close(f); |
| return read_size; |
| } |