cli.c

   1 /*
   2  * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2
   6  * as published by the Free Software Foundation
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  */
  13 #include <strings.h>
  14 #include <stdlib.h>
  15 #include "uci.h"
  16
  17 static struct uci_context *ctx;
  18
  19 static void uci_usage(int argc, char **argv)
  20 {
  21         fprintf(stderr,
  22                 "Usage: %s [options] <command> [arguments]\n\n"
  23                 "Commands:\n"
  24                 "\tshow [<config>[.<section>[.<option>]]]\n"
  25                 "\n",
  26                 argv[0]
  27         );
  28         exit(255);
  29 }
  30
  31 static void uci_show_section(struct uci_section *p)
  32 {
  33         struct uci_option *o;
  34         const char *cname, *sname;
  35
  36         cname = p->config->name;
  37         sname = p->name;
  38         uci_foreach_entry(option, &p->options, o) {
  39                 printf("%s.%s.%s=%s\n", cname, sname, o->name, o->value);
  40         }
  41 }
  42
  43 static void uci_show_file(const char *name)
  44 {
  45         struct uci_config *cfg;
  46         struct uci_section *p;
  47
  48         if (uci_load(ctx, name, &cfg) != UCI_OK) {
  49                 uci_perror(ctx, "uci_load");
  50                 return;
  51         }
  52
  53         uci_list_empty(&cfg->sections);
  54         uci_foreach_entry(section, &cfg->sections, p) {
  55                 uci_show_section(p);
  56         }
  57         uci_unload(ctx, name);
  58 }
  59
  60 static int uci_show(int argc, char **argv)
  61 {
  62         char **configs = uci_list_configs(ctx);
  63         char **p;
  64
  65         if (!configs)
  66                 return 0;
  67
  68         for (p = configs; *p; p++) {
  69                 fprintf(stderr, "# config: %s\n", *p);
  70                 uci_show_file(*p);
  71         }
  72
  73         return 0;
  74 }
  75
  76 static int uci_cmd(int argc, char **argv)
  77 {
  78         if (!strcasecmp(argv[0], "show"))
  79                 uci_show(argc, argv);
  80         return 0;
  81 }
  82
  83 int main(int argc, char **argv)
  84 {
  85         int ret;
  86
  87         ctx = uci_alloc();
  88         if (argc < 2)
  89                 uci_usage(argc, argv);
  90         ret = uci_cmd(argc - 1, argv + 1);
  91         uci_free(ctx);
  92
  93         return ret;
  94 }