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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* SPDX-License-Identifier: curl
*
***************************************************************************/
#include "unitcheck.h"
#include "urldata.h"
#include "url.h" /* for Curl_safefree */
#include "memdebug.h" /* LAST include file */
struct etest {
const char *input;
size_t ilen;
const char *output;
size_t olen;
};
static CURLcode test_unit1302(const char *arg)
{
UNITTEST_BEGIN_SIMPLE
CURLcode rc;
unsigned int i;
/* common base64 encoding */
struct etest encode[] = {
{"iiiiii", 1, "aQ==", 4 },
{"iiiiii", 2, "aWk=", 4 },
{"iiiiii", 3, "aWlp", 4 },
{"iiiiii", 4, "aWlpaQ==", 8 },
{"iiiiii", 5, "aWlpaWk=", 8 },
{"iiiiii", 6, "aWlpaWlp", 8 },
{"iiiiiii", 7, "aWlpaWlpaQ==", 12 },
{"iiiiiiii", 8, "aWlpaWlpaWk=", 12 },
{"iiiiiiiii", 9, "aWlpaWlpaWlp", 12 },
{"iiiiiiiiii", 10, "aWlpaWlpaWlpaQ==", 16 },
{"iiiiiiiiiii", 11, "aWlpaWlpaWlpaWk=", 16 },
{"iiiiiiiiiiii", 12, "aWlpaWlpaWlpaWlp", 16 },
{"\xff\x01\xfe\x02", 4, "/wH+Ag==", 8 },
{"\xff\xff\xff\xff", 4, "/////w==", 8 },
{"\x00\x00\x00\x00", 4, "AAAAAA==", 8 },
{"\x00\x00\x00\x00", 1, "AA==", 4 },
};
/* base64 URL encoding */
struct etest url[] = {
{"", 0, "", 0 },
{"iiiiiiiiiii", 1, "aQ", 2 },
{"iiiiiiiiiii", 2, "aWk", 3 },
{"iiiiiiiiiii", 3, "aWlp", 4 },
{"iiiiiiiiiii", 4, "aWlpaQ", 6 },
{"iiiiiiiiiii", 5, "aWlpaWk", 7 },
{"iiiiiiiiiii", 6, "aWlpaWlp", 8 },
{"iiiiiiiiiii", 7, "aWlpaWlpaQ", 10 },
{"iiiiiiiiiii", 8, "aWlpaWlpaWk", 11 },
{"iiiiiiiiiii", 9, "aWlpaWlpaWlp", 12 },
{"iiiiiiiiiii", 10, "aWlpaWlpaWlpaQ", 14 },
{"iiiiiiiiiii", 11, "aWlpaWlpaWlpaWk", 15 },
{"iiiiiiiiiiii", 12, "aWlpaWlpaWlpaWlp", 16 },
{"\xff\x01\xfe\x02", 4, "_wH-Ag", 6 },
{"\xff\xff\xff\xff", 4, "_____w", 6 },
{"\xff\x00\xff\x00", 4, "_wD_AA", 6 },
{"\x00\xff\x00\xff", 4, "AP8A_w", 6 },
{"\x00\x00\x00\x00", 4, "AAAAAA", 6 },
{"\x00", 1, "AA", 2 },
{"\x01", 1, "AQ", 2 },
{"\x02", 1, "Ag", 2 },
{"\x03", 1, "Aw", 2 },
{"\x04", 1, "BA", 2 }, /* spellchecker:disable-line */
{"\x05", 1, "BQ", 2 },
{"\x06", 1, "Bg", 2 },
{"\x07", 1, "Bw", 2 },
{"\x08", 1, "CA", 2 },
{"\x09", 1, "CQ", 2 },
{"\x0a", 1, "Cg", 2 },
{"\x0b", 1, "Cw", 2 },
{"\x0c", 1, "DA", 2 },
{"\x0d", 1, "DQ", 2 },
{"\x0e", 1, "Dg", 2 },
{"\x0f", 1, "Dw", 2 },
{"\x10", 1, "EA", 2 },
};
/* bad decode inputs */
struct etest badecode[] = {
{"", 0, "", 0 }, /* no dats means error */
{"", 0, "a", 1 }, /* data is too short */
{"", 0, "aQ", 2 }, /* data is too short */
{"", 0, "aQ=", 3 }, /* data is too short */
{"", 0, "====", 1 }, /* data is only padding characters */
{"", 0, "====", 2 }, /* data is only padding characters */
{"", 0, "====", 3 }, /* data is only padding characters */
{"", 0, "====", 4 }, /* data is only padding characters */
{"", 0, "a===", 4 }, /* contains three padding characters */
{"", 0, "a=Q=", 4 }, /* contains a padding character mid input */
{"", 0, "aWlpa=Q=", 8 }, /* contains a padding character mid input */
{"", 0, "a\x1f==", 4 }, /* contains illegal base64 character */
{"", 0, "abcd ", 5 }, /* contains illegal base64 character */
{"", 0, "abcd ", 6 }, /* contains illegal base64 character */
{"", 0, " abcd", 5 }, /* contains illegal base64 character */
{"", 0, "_abcd", 5 }, /* contains illegal base64 character */
{"", 0, "abcd-", 5 }, /* contains illegal base64 character */
{"", 0, "abcd_", 5 }, /* contains illegal base64 character */
{"", 0, "aWlpaWlpaQ==-", 17}, /* bad character after padding */
{"", 0, "aWlpaWlpaQ==_", 17}, /* bad character after padding */
{"", 0, "aWlpaWlpaQ== ", 17}, /* bad character after padding */
{"", 0, "aWlpaWlpaQ=", 15} /* unaligned size, missing a padding char */
};
for(i = 0 ; i < CURL_ARRAYSIZE(encode); i++) {
struct etest *e = &encode[i];
char *out;
unsigned char *decoded;
size_t olen;
size_t dlen;
/* first encode */
rc = curlx_base64_encode(e->input, e->ilen, &out, &olen);
abort_unless(rc == CURLE_OK, "return code should be CURLE_OK");
abort_unless(olen == e->olen, "wrong output size");
if(memcmp(out, e->output, e->olen)) {
fprintf(stderr, "Test %u encoded badly\n", i);
unitfail++;
}
Curl_safefree(out);
/* then verify decode */
rc = curlx_base64_decode(e->output, &decoded, &dlen);
if(rc != CURLE_OK) {
fprintf(stderr, "Test %u URL decode returned %d\n", i, (int)rc);
unitfail++;
}
if(dlen != e->ilen) {
fprintf(stderr, "Test %u URL decode output length %d instead of %d\n",
i, (int)dlen, (int)e->ilen);
unitfail++;
}
if(memcmp(decoded, e->input, dlen)) {
fprintf(stderr, "Test %u URL decoded badly. Got '%s', expected '%s'\n",
i, decoded, e->input);
unitfail++;
}
Curl_safefree(decoded);
}
for(i = 0 ; i < CURL_ARRAYSIZE(url); i++) {
struct etest *e = &url[i];
char *out;
size_t olen;
rc = curlx_base64url_encode(e->input, e->ilen, &out, &olen);
abort_unless(rc == CURLE_OK, "return code should be CURLE_OK");
if(olen != e->olen) {
fprintf(stderr, "Test %u URL encoded output length %d instead of %d\n",
i, (int)olen, (int)e->olen);
}
if(memcmp(out, e->output, e->olen)) {
fprintf(stderr, "Test %u URL encoded badly. Got '%s', expected '%s'\n",
i, out, e->output);
unitfail++;
}
Curl_safefree(out);
}
for(i = 0 ; i < CURL_ARRAYSIZE(badecode); i++) {
struct etest *e = &badecode[i];
unsigned char *decoded;
size_t dlen;
/* then verify decode with illegal inputs */
rc = curlx_base64_decode(e->output, &decoded, &dlen);
if(rc != CURLE_BAD_CONTENT_ENCODING) {
fprintf(stderr, "Test %u URL bad decoded badly. "
"Returned '%d', expected '%d'\n",
i, (int)rc, CURLE_BAD_CONTENT_ENCODING);
unitfail++;
}
}
UNITTEST_END_SIMPLE
}
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