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/* Self tests for base32.
Copyright (C) 2004, 2008-2018 Free Software Foundation, Inc.
Based on the tests for base64 written by Simon Josefsson.
Adapted for base32 by Gijs van Tulder.
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 <https://www.gnu.org/licenses/>. */
#include <config.h>
#include "base32.h"
#include <stddef.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#include "macros.h"
int
main (void)
{
const char *in = "abcdefghijklmnop";
const char *b32in = "MFRGGZDFMZTWQ2LKNNWG23TPOA======";
char out[255];
size_t len;
bool ok;
char *p;
memset (out, 0x42, sizeof (out));
base32_encode (in, 0, out, 0);
ASSERT (out[0] == '\x42');
memset (out, 0x42, sizeof (out));
base32_encode (in, 1, out, 10);
ASSERT (memcmp (out, "ME======", 1) == 0);
memset (out, 0x42, sizeof (out));
base32_encode (in, 1, out, 2);
ASSERT (memcmp (out, "ME======", 2) == 0);
memset (out, 0x42, sizeof (out));
base32_encode (in, 1, out, 3);
ASSERT (memcmp (out, "ME======", 3) == 0);
memset (out, 0x42, sizeof (out));
base32_encode (in, 1, out, 4);
ASSERT (memcmp (out, "ME======", 4) == 0);
memset (out, 0x42, sizeof (out));
base32_encode (in, 1, out, 8);
ASSERT (memcmp (out, "ME======", 8) == 0);
memset (out, 0x42, sizeof (out));
base32_encode (in, 2, out, 8);
ASSERT (memcmp (out, "MFRA====", 8) == 0);
memset (out, 0x42, sizeof (out));
base32_encode (in, 3, out, 8);
ASSERT (memcmp (out, "MFRGG===", 8) == 0);
memset (out, 0x42, sizeof (out));
base32_encode (in, 4, out, 8);
ASSERT (memcmp (out, "MFRGGZA=", 8) == 0);
memset (out, 0x42, sizeof (out));
base32_encode (in, 5, out, 8);
ASSERT (memcmp (out, "MFRGGZDF", 8) == 0);
memset (out, 0x42, sizeof (out));
base32_encode (in, 6, out, 16);
ASSERT (memcmp (out, "MFRGGZDFMY======", 16) == 0);
memset (out, 0x42, sizeof (out));
base32_encode (in, 6, out, 100);
ASSERT (memcmp (out, "MFRGGZDFMY======", 16) == 0);
/* Decode. */
memset (out, 0x42, sizeof (out));
len = 0;
ok = base32_decode (b32in, 8, out, &len);
ASSERT (ok);
ASSERT (len == 0);
memset (out, 0x42, sizeof (out));
len = 1;
ok = base32_decode (b32in, 8, out, &len);
ASSERT (ok);
ASSERT (len == 1);
ASSERT (memcmp (out, "abcdefghijklmnop", 1) == 0);
memset (out, 0x42, sizeof (out));
len = 2;
ok = base32_decode (b32in, 8, out, &len);
ASSERT (ok);
ASSERT (len == 2);
ASSERT (memcmp (out, "abcdefghijklmnop", 2) == 0);
memset (out, 0x42, sizeof (out));
len = 3;
ok = base32_decode (b32in, 8, out, &len);
ASSERT (ok);
ASSERT (len == 3);
ASSERT (memcmp (out, "abcdefghijklmnop", 3) == 0);
memset (out, 0x42, sizeof (out));
len = 4;
ok = base32_decode (b32in, 8, out, &len);
ASSERT (ok);
ASSERT (len == 4);
ASSERT (memcmp (out, "abcdefghijklmnop", 4) == 0);
memset (out, 0x42, sizeof (out));
len = 5;
ok = base32_decode (b32in, 8, out, &len);
ASSERT (ok);
ASSERT (len == 5);
ASSERT (memcmp (out, "abcdefghijklmnop", 5) == 0);
memset (out, 0x42, sizeof (out));
len = 6;
ok = base32_decode (b32in, 8, out, &len);
ASSERT (ok);
ASSERT (len == 5);
ASSERT (memcmp (out, "abcdefghijklmnop", 5) == 0);
memset (out, 0x42, sizeof (out));
len = 100;
ok = base32_decode (b32in, strlen (b32in), out, &len);
ASSERT (ok);
ASSERT (len == 16);
ASSERT (memcmp (out, "abcdefghijklmnop", 16) == 0);
/* Allocating encode */
len = base32_encode_alloc (in, strlen (in), &p);
ASSERT (len == 32);
ASSERT (strcmp (p, "MFRGGZDFMZTWQ2LKNNWG23TPOA======") == 0);
free (p);
len = base32_encode_alloc (in, SIZE_MAX - 5, &p);
ASSERT (len == 0);
/* Decode context function */
{
struct base32_decode_context ctx;
base32_decode_ctx_init (&ctx);
len = sizeof (out);
ok = base32_decode_ctx (&ctx, b32in, strlen (b32in), out, &len);
ASSERT (ok);
ASSERT (len == 16);
ASSERT (memcmp (out, "abcdefghijklmnop", len) == 0);
}
/* Allocating decode context function */
ok = base32_decode_alloc_ctx (NULL, b32in, strlen (b32in), &p, &len);
ASSERT (ok);
ASSERT (len == 16);
ASSERT (memcmp (out, "abcdefghijklmnop", len) == 0);
free (p);
{
struct base32_decode_context ctx;
const char *newlineb32 = "MFRG\nGZDFMZTWQ2LKNNW\nG23TPOA======";
base32_decode_ctx_init (&ctx);
ok = base32_decode_alloc_ctx (&ctx, newlineb32, strlen (newlineb32), &p, &len);
ASSERT (ok);
ASSERT (len == strlen (in));
ASSERT (memcmp (p, in, len) == 0);
free (p);
}
{
struct base32_decode_context ctx;
base32_decode_ctx_init (&ctx);
ok = base32_decode_alloc_ctx (&ctx, "MFRGGZDFM\nZTWQ2LK", 17, &p, &len);
ASSERT (ok);
ASSERT (len == 10);
ASSERT (memcmp (p, "abcdefghij", len) == 0);
free (p);
base32_decode_ctx_init (&ctx);
ok = base32_decode_alloc_ctx (&ctx, "MF\n", 3, &p, &len);
ASSERT (ok);
ASSERT (len == 0);
free (p);
ok = base32_decode_alloc_ctx (&ctx, "RGGZDFMZ", 8, &p, &len);
ASSERT (ok);
ASSERT (len == 5);
ASSERT (memcmp (p, "abcde", len) == 0);
free (p);
ok = base32_decode_alloc_ctx (&ctx, "TWQ2LK", 6, &p, &len);
ASSERT (ok);
ASSERT (len == 5);
ASSERT (memcmp (p, "fghij", len) == 0);
free (p);
ok = base32_decode_alloc_ctx (&ctx, "", 0, &p, &len);
ASSERT (ok);
free (p);
}
{
struct base32_decode_context ctx;
const char *newlineb32 = "\n\n\n\n\n";
base32_decode_ctx_init (&ctx);
ok = base32_decode_alloc_ctx (&ctx, newlineb32, strlen (newlineb32), &p, &len);
ASSERT (ok);
ASSERT (len == 0);
free (p);
}
ok = base32_decode_alloc_ctx (NULL, " ! ", 3, &p, &len);
ASSERT (!ok);
ok = base32_decode_alloc_ctx (NULL, "ABC\nDEF", 7, &p, &len);
ASSERT (!ok);
ok = base32_decode_alloc_ctx (NULL, "AA", 2, &p, &len);
ASSERT (!ok);
ok = base32_decode_alloc_ctx (NULL, "AA=", 3, &p, &len);
ASSERT (!ok);
ok = base32_decode_alloc_ctx (NULL, "AABBAAxx", 8, &p, &len);
ASSERT (!ok);
ok = base32_decode_alloc_ctx (NULL, "AABBAA=X", 8, &p, &len);
ASSERT (!ok);
ok = base32_decode_alloc_ctx (NULL, "AABBAA=X", 8, &p, &len);
ASSERT (!ok);
ok = base32_decode_alloc_ctx (NULL, "AABBAA=A", 8, &p, &len);
ASSERT (!ok);
return 0;
}
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