godot/thirdparty/mbedtls/library/base64.c

/*
 *  RFC 1521 base64 encoding/decoding
 *
 *  Copyright The Mbed TLS Contributors
 *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 */

#include <limits.h>

#include "common.h"

#if defined(MBEDTLS_BASE64_C)

#include "mbedtls/base64.h"
#include "base64_internal.h"
#include "constant_time_internal.h"

#include <stdint.h>

#if defined(MBEDTLS_SELF_TEST)
#include <string.h>
#include "mbedtls/platform.h"
#endif /* MBEDTLS_SELF_TEST */

MBEDTLS_STATIC_TESTABLE
unsigned char mbedtls_ct_base64_enc_char(unsigned char value)
{ … }

MBEDTLS_STATIC_TESTABLE
signed char mbedtls_ct_base64_dec_value(unsigned char c)
{ … }

/*
 * Encode a buffer into base64 format
 */
int mbedtls_base64_encode(unsigned char *dst, size_t dlen, size_t *olen,
                          const unsigned char *src, size_t slen)
{ … }

/*
 * Decode a base64-formatted buffer
 */
int mbedtls_base64_decode(unsigned char *dst, size_t dlen, size_t *olen,
                          const unsigned char *src, size_t slen)
{ … }

#if defined(MBEDTLS_SELF_TEST)

static const unsigned char base64_test_dec[64] = …;

static const unsigned char base64_test_enc[] = …;

/*
 * Checkup routine
 */
int mbedtls_base64_self_test(int verbose)
{ … }

#endif /* MBEDTLS_SELF_TEST */

#endif /* MBEDTLS_BASE64_C */