1 /* 2 * Access a filesystem. 3 * 4 * Copyright (C) 2019, 2022 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 <stdio.h> 23 #include <unistd.h> 24 25 #include "ops.h" 26 #include "session.h" 27 28 29 30 /* Help message. */ 31 32 char help_text[] = "\ 33 Usage: %s [ <options> ] <operation> <filename>...\n\ 34 \n\ 35 File permission options:\n\ 36 \n\ 37 -m MASK Set mode/permissions mask for new directories\n\ 38 \n\ 39 Transfer operations:\n\ 40 \n\ 41 copy-in Copy files into a directory within the image\n\ 42 \n\ 43 Image operations:\n\ 44 \n\ 45 ls List files and directories within the image\n\ 46 mkdir Make directories within the image\n\ 47 rm Remove non-directory objects from the image\n\ 48 rmdir Remove directories from the image\n\ 49 stat Show statistics for files and directories\n\ 50 \n\ 51 Script operations:\n\ 52 \n\ 53 script Read operations from a script file\n\ 54 "; 55 56 /* Operations exposed by the program. */ 57 58 struct operation operations[] = { 59 {"copy-in", copy_in}, 60 {"ls", list_objects}, 61 {"mkdir", make_dirs}, 62 {"rm", remove_non_dirs}, 63 {"rmdir", remove_dirs}, 64 {"script", run_script}, 65 {"stat", stat_objects}, 66 {NULL, NULL}, 67 }; 68 69 /* Main program. */ 70 71 int main(int argc, char *argv[]) 72 { 73 /* Program argument details. */ 74 75 char **args; 76 int num_args; 77 enum op_results op_result; 78 79 /* Parse program options and initialise the argument details. */ 80 81 if (parse_options(argc, argv)) 82 return 1; 83 84 args = &argv[optind]; 85 num_args = argc - optind; 86 87 if (num_args < 2) 88 { 89 fprintf(stderr, help_text, argv[0]); 90 return 1; 91 } 92 93 /* Perform the requested operation. */ 94 95 op_result = run_operation(args[0], num_args - 1, &args[1]); 96 return handle_op_result(args[0], op_result); 97 } 98 99 /* vim: tabstop=4 expandtab shiftwidth=4 100 */