tools/gen_yang_deviations.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Copyright (C) 2018  NetDEF, Inc.
   4  *                     Renato Westphal
   5  */
   6
   7 #define REALLY_NEED_PLAIN_GETOPT 1
   8
   9 #include <zebra.h>
  10
  11 #include <unistd.h>
  12
  13 #include "yang.h"
  14 #include "northbound.h"
  15
  16 static void __attribute__((noreturn)) usage(int status)
  17 {
  18         fprintf(stderr, "usage: gen_yang_deviations [-h] MODULE\n");
  19         exit(status);
  20 }
  21
  22 static int generate_yang_deviation(const struct lysc_node *snode, void *arg)
  23 {
  24         char xpath[XPATH_MAXLEN];
  25
  26         yang_snode_get_path(snode, YANG_PATH_SCHEMA, xpath, sizeof(xpath));
  27
  28         printf("  deviation \"%s\" {\n", xpath);
  29         printf("    deviate not-supported;\n");
  30         printf("  }\n\n");
  31
  32         return YANG_ITER_CONTINUE;
  33 }
  34
  35 int main(int argc, char *argv[])
  36 {
  37         struct yang_module *module;
  38         int opt;
  39
  40         while ((opt = getopt(argc, argv, "h")) != -1) {
  41                 switch (opt) {
  42                 case 'h':
  43                         usage(EXIT_SUCCESS);
  44                         /* NOTREACHED */
  45                 default:
  46                         usage(EXIT_FAILURE);
  47                         /* NOTREACHED */
  48                 }
  49         }
  50         argc -= optind;
  51         argv += optind;
  52         if (argc != 1)
  53                 usage(EXIT_FAILURE);
  54
  55         yang_init(false, false);
  56
  57         /* Load YANG module. */
  58         module = yang_module_load(argv[0]);
  59
  60         /* Generate deviations. */
  61         yang_snodes_iterate(module->info, generate_yang_deviation, 0, NULL);
  62
  63         /* Cleanup and exit. */
  64         yang_terminate();
  65
  66         return 0;
  67 }