/* * Copyright (c) 2018 CTCaer * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <string.h> #include <stdlib.h> #include "../libs/fatfs/ff.h" #include "../mem/heap.h" #include "../utils/types.h" char *dirlist(const char *directory, const char *pattern, bool includeHiddenFiles) { u8 max_entries = 61; int res = 0; u32 i = 0, j = 0, k = 0; DIR dir; FILINFO fno; char *dir_entries = (char *)calloc(max_entries, 256); char *temp = (char *)calloc(1, 256); if (!pattern && !f_opendir(&dir, directory)) { for (;;) { res = f_readdir(&dir, &fno); if (res || !fno.fname[0]) break; if (!(fno.fattrib & AM_DIR) && (fno.fname[0] != '.') && (includeHiddenFiles || !(fno.fattrib & AM_HID))) { strcpy(dir_entries + (k * 256), fno.fname); k++; if (k > (max_entries - 1)) break; } } f_closedir(&dir); } else if (pattern && !f_findfirst(&dir, &fno, directory, pattern) && fno.fname[0]) { do { if (!(fno.fattrib & AM_DIR) && (fno.fname[0] != '.') && (includeHiddenFiles || !(fno.fattrib & AM_HID))) { strcpy(dir_entries + (k * 256), fno.fname); k++; if (k > (max_entries - 1)) break; } res = f_findnext(&dir, &fno); } while (fno.fname[0] && !res); f_closedir(&dir); } if (!k) { free(temp); free(dir_entries); return NULL; } // Reorder ini files by ASCII ordering. for (i = 0; i < k - 1 ; i++) { for (j = i + 1; j < k; j++) { if (strcmp(&dir_entries[i * 256], &dir_entries[j * 256]) > 0) { strcpy(temp, &dir_entries[i * 256]); strcpy(&dir_entries[i * 256], &dir_entries[j * 256]); strcpy(&dir_entries[j * 256], temp); } } } free(temp); return dir_entries; }