static void
test_netaddr_is_in_subnet(void) {
struct netaddr_str str1, str2;
size_t a, s;
START_TEST();
for (s = 0; s < sizeof(in_subnet_subnets) / sizeof(*in_subnet_subnets); s++) {
for (a = 0; a < sizeof(in_subnet_addrs) / sizeof(*in_subnet_addrs); a++) {
CHECK_TRUE(
in_subnet_results[a][s] == netaddr_binary_is_in_subnet(&in_subnet_subnets[s], &in_subnet_addrs[a],
netaddr_get_maxprefix(&in_subnet_addrs[a])/8, in_subnet_addrs[a]._type),
"%s should %sbe in %s",
netaddr_to_string(&str1, &in_subnet_addrs[a]),
in_subnet_results[a][s] ? "" : "not ",
netaddr_to_string(&str2, &in_subnet_subnets[s]));
CHECK_TRUE(
in_subnet_results[a][s] == netaddr_is_in_subnet(&in_subnet_subnets[s], &in_subnet_addrs[a]),
"%s should %sbe in %s",
netaddr_to_string(&str1, &in_subnet_addrs[a]),
in_subnet_results[a][s] ? "" : "not ",
netaddr_to_string(&str2, &in_subnet_subnets[s]));
}
}
END_TEST();
}
/**
* Validate if a value against a specific network address
* @param out output buffer for error messages
* @param section_name name of configuration section
* @param entry_name name of configuration entry
* @param value value that needs to be validated
* @param prefix true if the address might be a network prefix
* @param af_types list of address families the address might be
* @param af_types_count number of address families specified
* @return 0 if value is valid, -1 otherwise
*/
int
cfg_validate_netaddr(struct autobuf *out, const char *section_name,
const char *entry_name, const char *value,
bool prefix, const int8_t *af_types, size_t af_types_count) {
struct netaddr addr;
uint8_t max_prefix;
size_t i;
if (netaddr_from_string(&addr, value)) {
cfg_append_printable_line(out, "Value '%s' for entry '%s'"
" in section %s is no valid network address",
value, entry_name, section_name);
return -1;
}
max_prefix = netaddr_get_maxprefix(&addr);
/* check prefix length */
if (netaddr_get_prefix_length(&addr) > max_prefix) {
cfg_append_printable_line(out, "Value '%s' for entry '%s'"
" in section %s has an illegal prefix length",
value, entry_name, section_name);
return -1;
}
if (!prefix && netaddr_get_prefix_length(&addr) != max_prefix) {
cfg_append_printable_line(out, "Value '%s' for entry '%s'"
" in section %s must be a single address, not a prefix",
value, entry_name, section_name);
return -1;
}
for (i=0; i<af_types_count; i++) {
if (af_types[i] == netaddr_get_address_family(&addr)) {
return 0;
}
}
/* at least one condition was set, but no one matched */
cfg_append_printable_line(out, "Value '%s' for entry '%s'"
" in section '%s' is wrong address type",
value, entry_name, section_name);
return -1;
}
