コード例 #1
0
ファイル: conf.c プロジェクト: alexchap/Albatros-Project
/**
 * config_parse - parse a configuration
 * @c: configuration
 *
 * config_parse() reads input by calling a hook function pointed to
 * by @cf_read_hook and parses it according to the configuration
 * grammar. It also calls all the preconfig and postconfig hooks
 * before, resp. after parsing.
 *
 * Result: 1 if the config has been parsed successfully, 0 if any
 * error has occurred (such as anybody calling cf_error()) and
 * the @err_msg field has been set to the error message.
 */
int
config_parse(struct config *c)
{
  DBG("Parsing configuration file `%s'\n", c->file_name);
  new_config = c;
  cfg_mem = c->mem;
  if (setjmp(conf_jmpbuf))
    return 0;
  cf_lex_init(0, c);
  sysdep_preconfig(c);
  protos_preconfig(c);
  rt_preconfig(c);
  cf_parse();
  protos_postconfig(c);
  if (EMPTY_LIST(c->protos))
    cf_error("No protocol is specified in the config file");
#ifdef IPV6
  if (!c->router_id)
    cf_error("Router ID must be configured manually on IPv6 routers");
#endif
  return 1;
}
コード例 #2
0
ファイル: conf.c プロジェクト: BIRD/bird
/**
 * config_alloc - allocate a new configuration
 * @name: name of the config
 *
 * This function creates new &config structure, attaches a resource
 * pool and a linear memory pool to it and makes it available for
 * further use. Returns a pointer to the structure.
 */
struct config *
config_alloc(const byte *name)
{
  pool *p = rp_new(&root_pool, "Config");
  linpool *l = lp_new(p, 4080);
  struct config *c = lp_allocz(l, sizeof(struct config));

  /* Duplication of name string in local linear pool */
  uint nlen = strlen(name) + 1;
  char *ndup = lp_allocu(l, nlen);
  memcpy(ndup, name, nlen);

  c->mrtdump_file = -1; /* Hack, this should be sysdep-specific */
  c->pool = p;
  c->mem = l;
  c->file_name = ndup;
  c->load_time = now;
  c->tf_route = c->tf_proto = (struct timeformat){"%T", "%F", 20*3600};
  c->tf_base = c->tf_log = (struct timeformat){"%F %T", NULL, 0};
  c->gr_wait = DEFAULT_GR_WAIT;

  return c;
}

/**
 * config_parse - parse a configuration
 * @c: configuration
 *
 * config_parse() reads input by calling a hook function pointed to
 * by @cf_read_hook and parses it according to the configuration
 * grammar. It also calls all the preconfig and postconfig hooks
 * before, resp. after parsing.
 *
 * Result: 1 if the config has been parsed successfully, 0 if any
 * error has occurred (such as anybody calling cf_error()) and
 * the @err_msg field has been set to the error message.
 */
int
config_parse(struct config *c)
{
  int done = 0;
  DBG("Parsing configuration file `%s'\n", c->file_name);
  new_config = c;
  cfg_mem = c->mem;
  if (setjmp(conf_jmpbuf))
    goto cleanup;

  cf_lex_init(0, c);
  sysdep_preconfig(c);
  protos_preconfig(c);
  rt_preconfig(c);
  roa_preconfig(c);
  cf_parse();
  protos_postconfig(c);
  if (EMPTY_LIST(c->protos))
    cf_error("No protocol is specified in the config file");
#ifdef IPV6
  if (!c->router_id)
    cf_error("Router ID must be configured manually on IPv6 routers");
#endif
  done = 1;

cleanup:
  new_config = NULL;
  cfg_mem = NULL;
  return done;
}

/**
 * cli_parse - parse a CLI command
 * @c: temporary config structure
 *
 * cli_parse() is similar to config_parse(), but instead of a configuration,
 * it parses a CLI command. See the CLI module for more information.
 */
int
cli_parse(struct config *c)
{
  int done = 0;
  c->fallback = config;
  new_config = c;
  cfg_mem = c->mem;
  if (setjmp(conf_jmpbuf))
    goto cleanup;

  cf_lex_init(1, c);
  cf_parse();
  done = 1;

cleanup:
  c->fallback = NULL;
  new_config = NULL;
  cfg_mem = NULL;
  return done;
}