This commit was generated by cvs2svn to compensate for changes in r786,

[libnl.git] / src / nl-fib-lookup.c

diff --git a/src/nl-fib-lookup.c b/src/nl-fib-lookup.c
new file mode 100644 (file)
index 0000000..69e9923
--- /dev/null
+++ b/src/nl-fib-lookup.c
@@ -0,0 +1,130 @@
+/*
+ * src/nl-fib-lookup.c         FIB Route Lookup
+ *
+ *     This library is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU Lesser General Public
+ *     License as published by the Free Software Foundation version 2.1
+ *     of the License.
+ *
+ * Copyright (c) 2003-2006 Thomas Graf <tgraf@suug.ch>
+ */
+
+#include "utils.h"
+
+static void print_usage(void)
+{
+       printf(
+       "Usage: nl-fib-lookup [options] <addr>\n"
+       "Options:\n"
+       "   -t, --table <table>         Table id\n"
+       "   -f, --fwmark <int>          Firewall mark\n"
+       "   -s, --scope <scope>         Routing scope\n"
+       "   -T, --tos <int>             Type of Service\n");
+       exit(1);
+}
+
+int main(int argc, char *argv[])
+{
+       struct nl_handle *nlh;
+       struct nl_cache *result;
+       struct flnl_request *request;
+       struct nl_addr *addr;
+       struct nl_dump_params params = {
+               .dp_fd = stdout,
+               .dp_type = NL_DUMP_FULL,
+       };
+       int table = RT_TABLE_UNSPEC, scope = RT_SCOPE_UNIVERSE;
+       int tos = 0, err = 1;
+       uint64_t fwmark = 0;
+
+       if (nltool_init(argc, argv) < 0)
+               return -1;
+
+       while (1) {
+               static struct option long_opts[] = {
+                       {"table", 1, 0, 't'},
+                       {"fwmark", 1, 0, 'f'},
+                       {"scope", 1, 0, 's'},
+                       {"tos", 1, 0, 'T'},
+                       {"help", 0, 0, 'h'},
+                       {0, 0, 0, 0},
+               };
+               int c, idx = 0;
+
+               c = getopt_long(argc, argv, "t:f:s:T:h", long_opts, &idx);
+               if (c == -1)
+                       break;
+
+               switch (c) {
+               case 't':
+                       table = strtoul(optarg, NULL, 0);
+                       break;
+               case 'f':
+                       fwmark = strtoul(optarg, NULL, 0);
+                       break;
+               case 's':
+                       scope = strtoul(optarg, NULL, 0);
+                       break;
+               case 'T':
+                       tos = strtoul(optarg, NULL, 0);
+                       break;
+               default:
+                       print_usage();
+               }
+       }
+
+       if (optind >= argc)
+               print_usage();
+
+       nlh = nl_handle_alloc_nondefault(nltool_cbset);
+       if (!nlh)
+               return -1;
+
+       addr = nl_addr_parse(argv[optind], AF_INET);
+       if (!addr) {
+               fprintf(stderr, "Unable to parse address \"%s\": %s\n",
+                       argv[optind], nl_geterror());
+               goto errout;
+       }
+
+       result = flnl_result_alloc_cache();
+       if (!result)
+               goto errout_addr;
+
+       request = flnl_request_alloc();
+       if (!request)
+               goto errout_result;
+
+       flnl_request_set_table(request, table);
+       flnl_request_set_fwmark(request, fwmark);
+       flnl_request_set_scope(request, scope);
+       flnl_request_set_tos(request, tos);
+
+       err = flnl_request_set_addr(request, addr);
+       nl_addr_put(addr);
+       if (err < 0)
+               goto errout_put;
+
+       if (nltool_connect(nlh, NETLINK_FIB_LOOKUP) < 0)
+               goto errout_put;
+
+       err = flnl_lookup(nlh, request, result);
+       if (err < 0) {
+               fprintf(stderr, "Unable to lookup: %s\n", nl_geterror());
+               goto errout_put;
+       }
+
+       nl_cache_dump(result, &params);
+
+       err = 0;
+errout_put:
+       flnl_request_put(request);
+errout_result:
+       nl_cache_free(result);
+errout_addr:
+       nl_addr_put(addr);
+errout:
+       nl_close(nlh);
+       nl_handle_destroy(nlh);
+       return err;
+}