1 /* 2 * An object for a "host" directory provided via the C library. 3 * 4 * Copyright (C) 2021 Paul Boddie <paul@boddie.org.uk> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 of 9 * the License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA 20 */ 21 22 #include <dirent.h> 23 #include <stdlib.h> 24 #include <string.h> 25 26 #include <fsclient/client.h> 27 28 #include "host_directory_accessor.h" 29 30 31 32 /* Initialise the accessor, copying the path. */ 33 34 HostDirectoryAccessor::HostDirectoryAccessor(const char *path) 35 { 36 _path = strdup(path); 37 } 38 39 /* Release the copied path upon deletion. */ 40 41 HostDirectoryAccessor::~HostDirectoryAccessor() 42 { 43 if (_path != NULL) 44 free(_path); 45 } 46 47 /* Write directory entries to the given 'writer'. */ 48 49 void HostDirectoryAccessor::read_directory(file_t *writer) 50 { 51 DIR *dir = opendir(_path); 52 struct dirent *dirent; 53 54 /* Write directory entries to the pipe, closing the pipe when finished. */ 55 56 while ((dirent = readdir(dir)) != NULL) 57 { 58 offset_t nwritten = client_write(writer, (const void *) dirent, dirent->d_reclen); 59 60 /* Stop writing if the pipe is closed. */ 61 62 if (nwritten < dirent->d_reclen) 63 break; 64 } 65 } 66 67 // vim: tabstop=4 expandtab shiftwidth=4