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42 static int ListCmd(int ac, char **av);
44 const struct ngcmd list_cmd = {
47 "Show information about all nodes",
48 "The list command shows information every node that currently"
49 " exists in the netgraph system. The optional -n argument limits"
50 " this list to only those nodes with a global name assignment.",
55 ListCmd(int ac, char **av)
57 u_char rbuf[16 * 1024];
58 struct ng_mesg *const resp = (struct ng_mesg *) rbuf;
59 struct namelist *const nlist = (struct namelist *) resp->data;
61 int k, ch, rtn = CMDRTN_OK;
65 while ((ch = getopt(ac, av, "n")) != EOF) {
87 /* Get list of nodes */
88 if (NgSendMsg(csock, ".", NGM_GENERIC_COOKIE,
89 named_only ? NGM_LISTNAMES : NGM_LISTNODES, NULL, 0) < 0) {
93 if (NgRecvMsg(csock, resp, sizeof(rbuf), NULL) < 0) {
99 printf("There are %d total %snodes:\n",
100 nlist->numnames, named_only ? "named " : "");
101 for (k = 0; k < nlist->numnames; k++) {
102 char path[NG_PATHLEN+1];
103 char *av[3] = { "list", "-n", path };
105 snprintf(path, sizeof(path),
106 "[%lx]:", (u_long) nlist->nodeinfo[k].id);
107 if ((rtn = (*show_cmd.func)(3, av)) != CMDRTN_OK)