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Test base64url en/decoding 

Add tests for base64url and fix a bug discovered while doing that
This commit is contained in:
fifthdegree 2023-03-08 10:04:28 -05:00 committed by akallabeth
parent 429c361435
commit 304ce6d702
2 changed files with 62 additions and 9 deletions
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3
libfreerdp/crypto/base64.c
View File

@ -119,6 +119,9 @@ static void* base64_decode(const char* alphabet, const char* s, size_t length, s
if ((pad && remainder > 0) || (remainder == 1))
return NULL;
if (!pad && remainder)
length += 4 - remainder;
q = data = (BYTE*)malloc(length / 4 * 3 + 1);
if (!q)
return NULL;

68
libfreerdp/crypto/test/TestBase64.c
View File

@ -26,7 +26,7 @@ struct Encode64test
const char* output;
};
static const struct Encode64test encodeTests[] = {
static const struct Encode64test encodeTests_base64[] = {
{ "\x00", 1, "AA==" },
{ "\x00\x00", 2, "AAA=" },
{ "\x00\x00\x00", 3, "AAAA" },
@ -38,6 +38,18 @@ static const struct Encode64test encodeTests[] = {
{ NULL, -1, NULL }, /* /!\ last one /!\ */
};
static const struct Encode64test encodeTests_base64url[] = {
{ "\x00", 1, "AA" },
{ "\x00\x00", 2, "AAA" },
{ "\x00\x00\x00", 3, "AAAA" },
{ "01?34>6", 7, "MDE_MzQ-Ng" },
{ "90123456", 8, "OTAxMjM0NTY" },
{ "890123456", 9, "ODkwMTIzNDU2" },
{ "78?01>3456", 10, "Nzg_MDE-MzQ1Ng" },
{ NULL, -1, NULL }, /* /!\ last one /!\ */
};
int TestBase64(int argc, char* argv[])
{
int i, testNb = 0;
@ -48,11 +60,30 @@ int TestBase64(int argc, char* argv[])
testNb++;
fprintf(stderr, "%d:encode base64...", testNb);
for (i = 0; encodeTests[i].input; i++)
for (i = 0; encodeTests_base64[i].input; i++)
{
char* encoded = crypto_base64_encode((const BYTE*)encodeTests[i].input, encodeTests[i].len);
char* encoded = crypto_base64_encode((const BYTE*)encodeTests_base64[i].input,
encodeTests_base64[i].len);
if (strcmp(encodeTests[i].output, encoded))
if (strcmp(encodeTests_base64[i].output, encoded))
{
fprintf(stderr, "ko, error for string %d\n", i);
return -1;
}
free(encoded);
}
fprintf(stderr, "ok\n");
testNb++;
fprintf(stderr, "%d:encode base64url...", testNb);
for (i = 0; encodeTests_base64url[i].input; i++)
{
char* encoded = crypto_base64url_encode((const BYTE*)encodeTests_base64url[i].input,
encodeTests_base64url[i].len);
if (strcmp(encodeTests_base64url[i].output, encoded))
{
fprintf(stderr, "ko, error for string %d\n", i);
return -1;
@ -65,13 +96,32 @@ int TestBase64(int argc, char* argv[])
testNb++;
fprintf(stderr, "%d:decode base64...", testNb);
for (i = 0; encodeTests[i].input; i++)
for (i = 0; encodeTests_base64[i].input; i++)
{
crypto_base64_decode(encodeTests[i].output, strlen(encodeTests[i].output), &decoded,
&outLen);
crypto_base64_decode(encodeTests_base64[i].output, strlen(encodeTests_base64[i].output),
&decoded, &outLen);
if (!decoded || (outLen != encodeTests[i].len) ||
memcmp(encodeTests[i].input, decoded, outLen))
if (!decoded || (outLen != encodeTests_base64[i].len) ||
memcmp(encodeTests_base64[i].input, decoded, outLen))
{
fprintf(stderr, "ko, error for string %d\n", i);
return -1;
}
free(decoded);
}
fprintf(stderr, "ok\n");
testNb++;
fprintf(stderr, "%d:decode base64url...", testNb);
for (i = 0; encodeTests_base64url[i].input; i++)
{
crypto_base64url_decode(encodeTests_base64url[i].output,
strlen(encodeTests_base64url[i].output), &decoded, &outLen);
if (!decoded || (outLen != encodeTests_base64url[i].len) ||
memcmp(encodeTests_base64url[i].input, decoded, outLen))
{
fprintf(stderr, "ko, error for string %d\n", i);
return -1;