mirror of
https://gitlab.nic.cz/knot/knot-dns.git
synced 2026-02-03 18:49:28 -05:00
241 lines
8.2 KiB
C
241 lines
8.2 KiB
C
/* Copyright (C) CZ.NIC, z.s.p.o. and contributors
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* SPDX-License-Identifier: GPL-2.0-or-later
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* For more information, see <https://www.knot-dns.cz/>
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*/
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <tap/basic.h>
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#include "libknot/libknot.h"
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#include "contrib/base64url.h"
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#include "contrib/openbsd/strlcpy.h"
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#define BUF_LEN 256
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#define MAX_BIN_DATA_LEN ((INT32_MAX / 4) * 3)
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int main(int argc, char *argv[])
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{
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plan(50);
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int32_t ret;
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uint8_t in[BUF_LEN], ref[BUF_LEN], out[BUF_LEN], out2[BUF_LEN], *out3;
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uint32_t in_len, ref_len;
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// 0. test invalid input
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ret = knot_base64url_encode(NULL, 0, out, BUF_LEN);
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is_int(KNOT_EINVAL, ret, "knot_base64ulr_encode: NULL input buffer");
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ret = knot_base64url_encode(in, BUF_LEN, NULL, 0);
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is_int(KNOT_EINVAL, ret, "knot_base64ulr_encode: NULL output buffer");
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ret = knot_base64url_encode(in, MAX_BIN_DATA_LEN + 1, out, BUF_LEN);
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is_int(KNOT_ERANGE, ret, "knot_base64ulr_encode: input buffer too large");
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ret = knot_base64url_encode(in, BUF_LEN, out, BUF_LEN);
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is_int(KNOT_ERANGE, ret, "knot_base64ulr_encode: output buffer too small");
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ret = knot_base64url_encode_alloc(NULL, 0, &out3);
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is_int(KNOT_EINVAL, ret, "knot_base64ulr_encode_alloc: NULL input buffer");
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ret = knot_base64url_encode_alloc(in, MAX_BIN_DATA_LEN + 1, &out3);
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is_int(KNOT_ERANGE, ret, "knot_base64ulr_encode_alloc: input buffer too large");
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ret = knot_base64url_encode_alloc(in, BUF_LEN, NULL);
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is_int(KNOT_EINVAL, ret, "knot_base64ulr_encode_alloc: NULL output buffer");
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ret = knot_base64url_decode(NULL, 0, out, BUF_LEN);
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is_int(KNOT_EINVAL, ret, "knot_base64ulr_decode: NULL input buffer");
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ret = knot_base64url_decode(in, BUF_LEN, NULL, 0);
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is_int(KNOT_EINVAL, ret, "knot_base64ulr_decode: NULL output buffer");
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ret = knot_base64url_decode(in, BUF_LEN, out, 0);
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is_int(KNOT_ERANGE, ret, "knot_base64ulr_decode: output buffer too small");
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ret = knot_base64url_decode_alloc(NULL, 0, &out3);
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is_int(KNOT_EINVAL, ret, "knot_base64ulr_decode_alloc: NULL input buffer");
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ret = knot_base64url_decode_alloc(in, BUF_LEN, NULL);
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is_int(KNOT_EINVAL, ret, "knot_base64ulr_decode_alloc: NULL output buffer");
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// 1. test vector -> ENC -> DEC
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strlcpy((char *)in, "", BUF_LEN);
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in_len = strlen((char *)in);
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strlcpy((char *)ref, "", BUF_LEN);
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ref_len = strlen((char *)ref);
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ret = knot_base64url_encode(in, in_len, out, BUF_LEN);
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ok(ret == ref_len, "1. test vector - ENC output length");
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if (ret < 0) {
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skip("Encode err");
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} else {
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ok(memcmp(out, ref, ret) == 0, "1. test vector - ENC output content");
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}
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ret = knot_base64url_decode(out, ret, out2, BUF_LEN);
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ok(ret == in_len, "1. test vector - DEC output length");
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if (ret < 0) {
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skip("Decode err");
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} else {
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ok(memcmp(out2, in, ret) == 0, "1. test vector - DEC output content");
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}
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// 2. test vector -> ENC -> DEC
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strlcpy((char *)in, "f", BUF_LEN);
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in_len = strlen((char *)in);
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strlcpy((char *)ref, "Zg", BUF_LEN);
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ref_len = strlen((char *)ref);
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ret = knot_base64url_encode(in, in_len, out, BUF_LEN);
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ok(ret == ref_len, "2. test vector - ENC output length");
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if (ret < 0) {
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skip("Encode err");
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} else {
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ok(memcmp(out, ref, ret) == 0, "2. test vector - ENC output content");
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}
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ret = knot_base64url_decode(out, ret, out2, BUF_LEN);
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ok(ret == in_len, "2. test vector - DEC output length");
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if (ret < 0) {
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skip("Decode err");
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} else {
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ok(memcmp(out2, in, ret) == 0, "2. test vector - DEC output content");
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}
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// 3. test vector -> ENC -> DEC
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strlcpy((char *)in, "fo", BUF_LEN);
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in_len = strlen((char *)in);
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strlcpy((char *)ref, "Zm8", BUF_LEN);
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ref_len = strlen((char *)ref);
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ret = knot_base64url_encode(in, in_len, out, BUF_LEN);
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ok(ret == ref_len, "3. test vector - ENC output length");
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if (ret < 0) {
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skip("Encode err");
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} else {
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ok(memcmp(out, ref, ret) == 0, "3. test vector - ENC output content");
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}
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ret = knot_base64url_decode(out, ret, out2, BUF_LEN);
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ok(ret == in_len, "3. test vector - DEC output length");
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if (ret < 0) {
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skip("Decode err");
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} else {
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ok(memcmp(out2, in, ret) == 0, "3. test vector - DEC output content");
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}
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// 4. test vector -> ENC -> DEC
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strlcpy((char *)in, "foo", BUF_LEN);
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in_len = strlen((char *)in);
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strlcpy((char *)ref, "Zm9v", BUF_LEN);
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ref_len = strlen((char *)ref);
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ret = knot_base64url_encode(in, in_len, out, BUF_LEN);
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ok(ret == ref_len, "4. test vector - ENC output length");
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if (ret < 0) {
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skip("Encode err");
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} else {
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ok(memcmp(out, ref, ret) == 0, "4. test vector - ENC output content");
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}
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ret = knot_base64url_decode(out, ret, out2, BUF_LEN);
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ok(ret == in_len, "4. test vector - DEC output length");
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if (ret < 0) {
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skip("Decode err");
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} else {
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ok(memcmp(out2, in, ret) == 0, "4. test vector - DEC output content");
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}
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// 5. test vector -> ENC -> DEC
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strlcpy((char *)in, "foob", BUF_LEN);
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in_len = strlen((char *)in);
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strlcpy((char *)ref, "Zm9vYg", BUF_LEN);
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ref_len = strlen((char *)ref);
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ret = knot_base64url_encode(in, in_len, out, BUF_LEN);
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ok(ret == ref_len, "5. test vector - ENC output length");
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if (ret < 0) {
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skip("Encode err");
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} else {
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ok(memcmp(out, ref, ret) == 0, "5. test vector - ENC output content");
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}
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ret = knot_base64url_decode(out, ret, out2, BUF_LEN);
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ok(ret == in_len, "5. test vector - DEC output length");
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if (ret < 0) {
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skip("Decode err");
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} else {
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ok(memcmp(out2, in, ret) == 0, "5. test vector - DEC output content");
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}
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// 6. test vector -> ENC -> DEC
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strlcpy((char *)in, "fooba", BUF_LEN);
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in_len = strlen((char *)in);
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strlcpy((char *)ref, "Zm9vYmE", BUF_LEN);
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ref_len = strlen((char *)ref);
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ret = knot_base64url_encode(in, in_len, out, BUF_LEN);
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ok(ret == ref_len, "6. test vector - ENC output length");
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if (ret < 0) {
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skip("Encode err");
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} else {
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ok(memcmp(out, ref, ret) == 0, "6. test vector - ENC output content");
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}
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ret = knot_base64url_decode(out, ret, out2, BUF_LEN);
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ok(ret == in_len, "6. test vector - DEC output length");
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if (ret < 0) {
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skip("Decode err");
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} else {
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ok(memcmp(out2, in, ret) == 0, "6. test vector - DEC output content");
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}
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// 7. test vector -> ENC -> DEC
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strlcpy((char *)in, "foobar", BUF_LEN);
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in_len = strlen((char *)in);
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strlcpy((char *)ref, "Zm9vYmFy", BUF_LEN);
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ref_len = strlen((char *)ref);
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ret = knot_base64url_encode(in, in_len, out, BUF_LEN);
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ok(ret == ref_len, "7. test vector - ENC output length");
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if (ret < 0) {
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skip("Encode err");
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} else {
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ok(memcmp(out, ref, ret) == 0, "7. test vector - ENC output content");
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}
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ret = knot_base64url_decode(out, ret, out2, BUF_LEN);
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ok(ret == in_len, "7. test vector - DEC output length");
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if (ret < 0) {
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skip("Decode err");
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} else {
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ok(memcmp(out2, in, ret) == 0, "7. test vector - DEC output content");
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}
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// 8. ENC (percent-encoded padding) -> DEC
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strlcpy((char *)in, "Zm9vYmE%3D", BUF_LEN);
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in_len = strlen((char *)in);
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strlcpy((char *)ref, "fooba", BUF_LEN);
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ref_len = strlen((char *)ref);
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ret = knot_base64url_decode(in, in_len, out, BUF_LEN);
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ok(ret == ref_len, "8. test vector - DEC output length");
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if (ret < 0) {
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skip("Decode err");
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} else {
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ok(memcmp(out, ref, ret) == 0, "8. test vector - DEC output content");
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}
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strlcpy((char *)in, "Zm9vYmFyCg%3d%3d", BUF_LEN);
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in_len = strlen((char *)in);
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strlcpy((char *)ref, "foobar\n", BUF_LEN);
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ref_len = strlen((char *)ref);
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ret = knot_base64url_decode(in, in_len, out, BUF_LEN);
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ok(ret == ref_len, "9. test vector - DEC output length");
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if (ret < 0) {
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skip("Decode err");
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} else {
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ok(memcmp(out, ref, ret) == 0, "9. test vector - DEC output content");
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}
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// Bad paddings
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ret = knot_base64url_decode((uint8_t *)"A", 1, out, BUF_LEN);
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ok(ret == KNOT_BASE64_ECHAR, "Bad padding length 3");
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ret = knot_base64url_decode((uint8_t *)"%3D", 3, out, BUF_LEN);
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ok(ret == KNOT_BASE64_ECHAR, "Bad padding length 4");
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// Paddings not at the end
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ret = knot_base64url_decode((uint8_t *)"AB%3DCDEFG", 10, out, BUF_LEN);
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ok(ret == KNOT_BASE64_ECHAR, "Bad padding 1");
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ret = knot_base64url_decode((uint8_t *)"AB\0CDEFG", 8, out, BUF_LEN);
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ok(ret == KNOT_BASE64_ECHAR, "Bad padding 2");
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// Bad data character
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ret = knot_base64url_decode((uint8_t *)"AAA$", 4, out, BUF_LEN);
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ok(ret == KNOT_BASE64_ECHAR, "Bad data character dollar");
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ret = knot_base64url_decode((uint8_t *)"AAA ", 4, out, BUF_LEN);
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ok(ret == KNOT_BASE64_ECHAR, "Bad data character space");
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return 0;
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}
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