static int handle_eamt_flush(struct eam_table *eamt)
{
if (verify_superpriv())
return -EPERM;
eamt_flush(eamt);
return 0;
}
static int handle_eamt_config(struct nlmsghdr *nl_hdr, struct request_hdr *jool_hdr,
union request_eamt *request)
{
__u64 count;
int error;
if (xlat_is_nat64()) {
log_err("Stateful NAT64 doesn't have an EAMT.");
return -EINVAL;
}
switch (jool_hdr->operation) {
case OP_DISPLAY:
return handle_eamt_display(nl_hdr, request);
case OP_COUNT:
log_debug("Returning EAMT count.");
error = eamt_count(&count);
if (error)
return respond_error(nl_hdr, error);
return respond_setcfg(nl_hdr, &count, sizeof(count));
case OP_TEST:
return handle_eamt_test(nl_hdr, request);
case OP_ADD:
if (verify_superpriv())
return respond_error(nl_hdr, -EPERM);
log_debug("Adding EAMT entry.");
return respond_error(nl_hdr, eamt_add(&request->add.prefix6,
&request->add.prefix4, request->add.force));
case OP_REMOVE:
if (verify_superpriv())
return respond_error(nl_hdr, -EPERM);
log_debug("Removing EAMT entry.");
return respond_error(nl_hdr, eamt_rm(
request->rm.prefix6_set ? &request->rm.prefix6 : NULL,
request->rm.prefix4_set ? &request->rm.prefix4 : NULL));
case OP_FLUSH:
if (verify_superpriv())
return respond_error(nl_hdr, -EPERM);
eamt_flush();
return respond_error(nl_hdr, 0);
default:
log_err("Unknown operation: %d", jool_hdr->operation);
return respond_error(nl_hdr, -EINVAL);
}
}
static bool remove_test(void)
{
bool success = true;
/* trie is empty */
success &= remove_entry("10.0.0.0", 24, "1::", 120, -ESRCH);
/* trie is one node high */
success &= add_entry("20.0.0.0", 25, "2::", 121);
success &= remove_entry("30.0.0.1", 25, NULL, 0, -ESRCH);
success &= remove_entry("20.0.0.130", 25, NULL, 0, -ESRCH);
success &= remove_entry("20.0.0.120", 25, NULL, 0, 0);
success &= add_entry("30.0.0.0", 24, "3::", 120);
success &= test("30.0.0.0", "3::");
success &= remove_entry(NULL, 0, "3::1:0", 120, -ESRCH);
success &= test("30.0.0.0", "3::");
success &= remove_entry(NULL, 0, "3::0", 120, 0);
success &= test_6to4("3::", NULL);
success &= test_4to6("30.0.0.0", NULL);
success &= ASSERT_U64(0ULL, eamt.count, "Table count");
if (!success)
return false;
/* trie is two nodes high */
success &= create_two_story_trie();
success &= remove_entry(NULL, 0, "1::10", 124, 0);
success &= test("1.0.0.0", "1::00");
success &= test_6to4("1::10", "1.0.0.0");
success &= test_4to6("2.0.0.0", NULL);
success &= test("3.0.0.0", "1::20");
eamt_flush();
success &= create_two_story_trie();
success &= remove_entry(NULL, 0, "1::20", 124, 0);
success &= test("1.0.0.0", "1::00");
success &= test("2.0.0.0", "1::10");
success &= test_6to4("1::20", "1.0.0.0");
success &= test_4to6("3.0.0.0", NULL);
eamt_flush();
success &= create_two_story_trie();
success &= remove_entry(NULL, 0, "1::00", 120, 0);
success &= test_6to4("1::00", NULL);
success &= test_4to6("1.0.0.0", NULL);
success &= test("2.0.0.0", "1::10");
success &= test("3.0.0.0", "1::20");
eamt_flush();
/* trie is three or more nodes high */
success &= create_four_story_trie();
success &= remove_entry(NULL, 0, "1::", 16, 0);
success &= test_6to4("1::", NULL);
success &= test_4to6("1.0.0.0", NULL);
success &= test("2.0.0.0", "1:1::");
success &= test("3.0.0.0", "1:2::");
success &= test("4.0.0.0", "1:1:1::");
success &= test("5.0.0.0", "1:1:2::");
success &= test("6.0.0.0", "1:2:1::");
success &= test("7.0.0.0", "1:2:1:1::");
eamt_flush();
success &= create_four_story_trie();
success &= remove_entry(NULL, 0, "1:1::", 32, 0);
success &= test("1.0.0.0", "1::");
success &= test_6to4("1:1::", "1.0.0.0");
success &= test("3.0.0.0", "1:2::");
success &= test("4.0.0.0", "1:1:1::");
success &= test("5.0.0.0", "1:1:2::");
success &= test("6.0.0.0", "1:2:1::");
success &= test("7.0.0.0", "1:2:1:1::");
eamt_flush();
success &= create_four_story_trie();
success &= remove_entry(NULL, 0, "1:2::", 32, 0);
success &= test("1.0.0.0", "1::");
success &= test("2.0.0.0", "1:1::");
success &= test_6to4("1:2::", "1.0.0.0");
success &= test("4.0.0.0", "1:1:1::");
success &= test("5.0.0.0", "1:1:2::");
success &= test("6.0.0.0", "1:2:1::");
success &= test("7.0.0.0", "1:2:1:1::");
eamt_flush();
success &= create_four_story_trie();
success &= remove_entry(NULL, 0, "1:1:1::", 48, 0);
success &= test("1.0.0.0", "1::");
success &= test("2.0.0.0", "1:1::");
success &= test("3.0.0.0", "1:2::");
success &= test_6to4("1:1:1::", "2.0.0.0");
success &= test("5.0.0.0", "1:1:2::");
success &= test("6.0.0.0", "1:2:1::");
success &= test("7.0.0.0", "1:2:1:1::");
eamt_flush();
success &= create_four_story_trie();
success &= remove_entry(NULL, 0, "1:1:2::", 48, 0);
success &= test("1.0.0.0", "1::");
success &= test("2.0.0.0", "1:1::");
success &= test("3.0.0.0", "1:2::");
success &= test("4.0.0.0", "1:1:1::");
success &= test_6to4("1:1:2::", "2.0.0.0");
success &= test("6.0.0.0", "1:2:1::");
success &= test("7.0.0.0", "1:2:1:1::");
eamt_flush();
success &= create_four_story_trie();
success &= remove_entry(NULL, 0, "1:2:1::", 48, 0);
success &= test("1.0.0.0", "1::");
success &= test("2.0.0.0", "1:1::");
success &= test("3.0.0.0", "1:2::");
success &= test("4.0.0.0", "1:1:1::");
success &= test("5.0.0.0", "1:1:2::");
success &= test_6to4("1:2:1::", "3.0.0.0");
success &= test("7.0.0.0", "1:2:1:1::");
eamt_flush();
success &= create_four_story_trie();
success &= remove_entry(NULL, 0, "1:2:1:1::", 64, 0);
success &= test("1.0.0.0", "1::");
success &= test("2.0.0.0", "1:1::");
success &= test("3.0.0.0", "1:2::");
success &= test("4.0.0.0", "1:1:1::");
success &= test("5.0.0.0", "1:1:2::");
success &= test("6.0.0.0", "1:2:1::");
success &= test_6to4("1:2:1:1::", "6.0.0.0");
eamt_flush();
return success;
}
static int handle_eamt_flush(struct eam_table *eamt)
{
eamt_flush(eamt);
return 0;
}
