| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | #ifndef NETDATA_DIR_SIZE_H |
| 4 | #define NETDATA_DIR_SIZE_H |
| 5 | |
| 6 | #include "libnetdata/libnetdata.h" |
| 7 | #include "libnetdata/simple_pattern/simple_pattern.h" |
| 8 | |
| 9 | typedef struct { |
| 10 | uint64_t bytes; // Total size in bytes |
| 11 | size_t files; // Number of files |
| 12 | size_t directories; // Number of directories (including root directory) |
| 13 | size_t depth; // Maximum depth found |
| 14 | size_t errors; // Number of errors encountered during calculation |
| 15 | } DIR_SIZE; |
| 16 | |
| 17 | #define DIR_SIZE_EMPTY (DIR_SIZE){ 0 } |
| 18 | #define DIR_SIZE_OK(ds) ((ds).bytes > 0 && (ds).errors == 0) |
| 19 | |
| 20 | /** |
| 21 | * Calculate the total size of a directory and its contents |
| 22 | * |
| 23 | * @param path Path to the directory |
| 24 | * @param pattern Simple pattern to filter files (NULL to include all files) |
| 25 | * @param max_depth Maximum recursion depth (0 for unlimited) |
| 26 | * @return DIR_SIZE structure with the size information |
| 27 | * |
| 28 | * This function recursively traverses the directory structure starting from |
| 29 | * the given path and calculates the total size in bytes, counting files and |
| 30 | * directories. It safely handles symbolic links to avoid infinite loops. |
| 31 | */ |
| 32 | DIR_SIZE dir_size(const char *path, SIMPLE_PATTERN *pattern, size_t max_depth); |
| 33 | |
| 34 | /** |
| 35 | * Calculate multiple directory sizes in one pass |
| 36 | * |
| 37 | * @param paths Array of directory paths to calculate |
| 38 | * @param num_paths Number of paths in the array |
| 39 | * @param pattern Simple pattern to filter files (NULL to include all files) |
| 40 | * @param max_depth Maximum recursion depth (0 for unlimited) |
| 41 | * @return DIR_SIZE structure with the combined size information |
| 42 | * |
| 43 | * This function calculates sizes for multiple directories and returns their combined total. |
| 44 | */ |
| 45 | DIR_SIZE dir_size_multiple(const char **paths, int num_paths, SIMPLE_PATTERN *pattern, size_t max_depth); |
| 46 | |
| 47 | #endif //NETDATA_DIR_SIZE_H |