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/* Copyright (C) 2018 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <tap/basic.h>
#include "libknot/yparser/yptrafo.h"
#include "knot/conf/tools.h"
#include "libknot/libknot.h"
static void mod_id_test(const char *txt, const char *val)
{
int ret;
uint8_t b[64];
size_t b_len = sizeof(b);
char t[64];
size_t t_len = sizeof(t);
yp_item_t i = { NULL, YP_TDATA, YP_VDATA = { 0, NULL,
mod_id_to_bin,
mod_id_to_txt } };
diag("module id \"%s\":", txt);
ret = yp_item_to_bin(&i, txt, strlen(txt), b, &b_len);
is_int(KNOT_EOK, ret, "txt to bin");
ok(memcmp(b, val, b_len) == 0, "compare");
ret = yp_item_to_txt(&i, b, b_len, t, &t_len, YP_SNOQUOTE);
is_int(KNOT_EOK, ret, "bin to txt");
ok(strlen(t) == t_len, "txt ret length");
ok(strlen(txt) == t_len, "txt length");
ok(memcmp(txt, t, t_len) == 0, "compare");
}
static void mod_id_bad_test(const char *txt, int code)
{
int ret;
uint8_t b[64];
size_t b_len = sizeof(b);
yp_item_t i = { NULL, YP_TDATA, YP_VDATA = { 0, NULL,
mod_id_to_bin,
mod_id_to_txt } };
diag("module id \"%s\":", txt);
ret = yp_item_to_bin(&i, txt, strlen(txt), b, &b_len);
ok(ret == code, "invalid txt to bin");
}
static void edns_opt_test(const char *txt, uint16_t code, const char *val)
{
int ret;
uint8_t b[64];
size_t b_len = sizeof(b);
char t[64];
size_t t_len = sizeof(t);
yp_item_t i = { NULL, YP_TDATA, YP_VDATA = { 0, NULL,
edns_opt_to_bin,
edns_opt_to_txt } };
diag("edns option \"%s\":", txt);
ret = yp_item_to_bin(&i, txt, strlen(txt), b, &b_len);
is_int(KNOT_EOK, ret, "txt to bin");
uint64_t c = knot_wire_read_u64(b);
ok(c == code, "compare code");
ok(memcmp(yp_bin(b + sizeof(uint64_t)), val,
yp_bin_len(b + sizeof(uint64_t))) == 0, "compare");
ret = yp_item_to_txt(&i, b, b_len, t, &t_len, YP_SNOQUOTE);
is_int(KNOT_EOK, ret, "bin to txt");
ok(strlen(t) == t_len, "txt ret length");
ok(strlen(txt) == t_len, "txt length");
ok(memcmp(txt, t, t_len) == 0, "compare");
}
static void edns_opt_bad_test(const char *txt, int code)
{
int ret;
uint8_t b[64];
size_t b_len = sizeof(b);
yp_item_t i = { NULL, YP_TDATA, YP_VDATA = { 0, NULL,
edns_opt_to_bin,
edns_opt_to_txt } };
diag("edns option \"%s\":", txt);
ret = yp_item_to_bin(&i, txt, strlen(txt), b, &b_len);
ok(ret == code, "invalid txt to bin");
}
int main(int argc, char *argv[])
{
plan_lazy();
/* Module id tests. */
mod_id_test("module/id", "\x06moduleid");
mod_id_test("module", "\x06module");
mod_id_bad_test("module/", KNOT_EINVAL);
mod_id_bad_test("/", KNOT_EINVAL);
mod_id_bad_test("/id", KNOT_EINVAL);
/* EDNS option tests. */
edns_opt_test("0:", 0, "");
edns_opt_test("65535:", 65535, "");
edns_opt_test("1:abc", 1, "abc");
edns_opt_test("1:0x0102", 1, "\x01\x02");
edns_opt_bad_test("0", KNOT_EINVAL);
edns_opt_bad_test("-1:a", KNOT_ERANGE);
edns_opt_bad_test("65536:a", KNOT_ERANGE);
edns_opt_bad_test("0:0xa", KNOT_EINVAL);
return 0;
}
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