int main(int argc, char *argv[]) { struct nl_cache *link_cache; int dev = 0; params.dp_fd = stdout; sock = nlt_alloc_socket(); nlt_connect(sock, NETLINK_ROUTE); link_cache = nlt_alloc_link_cache(sock); cls = nlt_alloc_cls(); for (;;) { int c, optidx = 0; enum { ARG_PROTO = 257, ARG_PRIO = 258, ARG_ID, }; static struct option long_opts[] = { { "format", 1, 0, 'f' }, { "help", 0, 0, 'h' }, { "version", 0, 0, 'v' }, { "dev", 1, 0, 'd' }, { "parent", 1, 0, 'p' }, { "proto", 1, 0, ARG_PROTO }, { "prio", 1, 0, ARG_PRIO }, { "id", 1, 0, ARG_ID }, { 0, 0, 0, 0 } }; c = getopt_long(argc, argv, "+f:qhva:d:", long_opts, &optidx); if (c == -1) break; switch (c) { case '?': exit(NLE_INVAL); case 'f': params.dp_type = nlt_parse_dumptype(optarg); break; case 'h': print_usage(); break; case 'v': nlt_print_version(); break; case 'd': dev = 1; parse_dev(cls, link_cache, optarg); break; case 'p': parse_parent(cls, optarg); break; case ARG_PRIO: parse_prio(cls, optarg); break; case ARG_ID: parse_handle(cls, optarg); break; case ARG_PROTO: parse_proto(cls, optarg); break; } } if (!dev) nl_cache_foreach(link_cache, print_cls, NULL); else print_cls(NULL, NULL); return 0; }
static void parse_prio_range(const char *portstring, uint8_t *prio) { char *buffer; char *cp; buffer = strdup(portstring); if ((cp = strchr(buffer, ':')) == NULL) prio[0] = prio[1] = parse_prio(buffer); else { *cp = '\0'; cp++; prio[0] = buffer[0] ? parse_prio(buffer) : 0; if (ebt_errormsg[0] != '\0') return; prio[1] = cp[0] ? parse_prio(cp) : 0x07; if (ebt_errormsg[0] != '\0') return; if (prio[0] > prio[1]) ebt_print_error("Invalid VlanPrio range (min > max)"); } free(buffer); }
int swapon_main(int argc, char **argv) { int err = 0; int flags = 0; int prio; opterr = 0; do { int c = getopt(argc, argv, "hp:"); if (c == -1) break; switch (c) { case 'p': if (optarg != NULL) prio = parse_prio(optarg); else prio = -1; if (prio < 0) { usage(argv[0]); return -EINVAL; } flags |= SWAP_FLAG_PREFER; flags |= (prio << SWAP_FLAG_PRIO_SHIFT) & SWAP_FLAG_PRIO_MASK; break; case 'h': usage(argv[0]); return 0; case '?': fprintf(stderr, "unknown option: %c\n", optopt); return -EINVAL; } } while (1); if (optind != argc - 1) { usage(argv[0]); return -EINVAL; } err = swapon(argv[argc - 1], flags); if (err) { fprintf(stderr, "swapon failed for %s\n", argv[argc - 1]); } return err; }
int main(int argc, char *argv[]) { struct nl_sock *sock; struct rtnl_cls *cls; struct nl_cache *link_cache; struct rtnl_cls_ops *ops; struct cls_module *mod; struct nl_dump_params dp = { .dp_type = NL_DUMP_DETAILS, .dp_fd = stdout, }; char *kind; int err, nlflags = NLM_F_CREATE; sock = nlt_alloc_socket(); nlt_connect(sock, NETLINK_ROUTE); link_cache = nlt_alloc_link_cache(sock); cls = nlt_alloc_cls(); for (;;) { int c, optidx = 0; enum { ARG_PROTO = 257, ARG_PRIO = 258, ARG_ID, }; static struct option long_opts[] = { { "quiet", 0, 0, 'q' }, { "help", 0, 0, 'h' }, { "version", 0, 0, 'v' }, { "dev", 1, 0, 'd' }, { "parent", 1, 0, 'p' }, { "proto", 1, 0, ARG_PROTO }, { "prio", 1, 0, ARG_PRIO }, { "id", 1, 0, ARG_ID }, { 0, 0, 0, 0 } }; c = getopt_long(argc, argv, "+qhva:d:", long_opts, &optidx); if (c == -1) break; switch (c) { case '?': exit(NLE_INVAL); case 'q': quiet = 1; break; case 'h': print_usage(); break; case 'v': nlt_print_version(); break; case 'd': parse_dev(cls, link_cache, optarg); break; case 'p': parse_parent(cls, optarg); break; case ARG_PRIO: parse_prio(cls, optarg); break; case ARG_ID: parse_handle(cls, optarg); break; case ARG_PROTO: parse_proto(cls, optarg); break; } } if (optind >= argc) { print_usage(); fatal(EINVAL, "Missing classifier type"); } kind = argv[optind++]; if ((err = rtnl_cls_set_kind(cls, kind)) < 0) fatal(ENOENT, "Unknown classifier type \"%s\".", kind); ops = rtnl_cls_get_ops(cls); if (!(mod = lookup_cls_mod(ops))) fatal(ENOTSUP, "Classifier type \"%s\" not supported.", kind); mod->parse_argv(cls, argc, argv); printf("Adding "); nl_object_dump(OBJ_CAST(cls), &dp); if ((err = rtnl_cls_add(sock, cls, nlflags)) < 0) fatal(err, "Unable to add classifier: %s", nl_geterror(err)); if (!quiet) { printf("Added "); nl_object_dump(OBJ_CAST(cls), &dp); } return 0; }