#ifndef _OSAUTH2LIB_BASE64_
#define _OSAUTH2LIB_BASE64_

#include <stdint.h>
#include <stddef.h>

/**
* base64_encode - Base64 encode
* @src: Data to be encoded
* @len: Length of the data to be encoded
* @out_len: Pointer to output length variable, or %NULL if not used
* Returns: Allocated buffer of out_len bytes of encoded data,
* or %NULL on failure
*
* Caller is responsible for freeing the returned buffer. Returned buffer is
* nul terminated to make it easier to use as a C string. The nul terminator is
* not included in out_len.
*/
char *base64_encode(const uint8_t* src, size_t len, size_t* out_len);

/**
 * base64_decode - Base64 decode
 * @src: Data to be decoded
 * @len: Length of the data to be decoded
 * @out_len: Pointer to output length variable
 * Returns: Allocated buffer of out_len bytes of decoded data,
 * or %NULL on failure
 *
 * Caller is responsible for freeing the returned buffer.
 */
uint8_t *base64_decode(const char* src, size_t len, size_t* out_len);


char *base64url_encode(const uint8_t* src, size_t len, size_t* out_len);
uint8_t *base64url_decode(const char* src, size_t len, size_t* out_len);

#endif //_OSAUTH2LIB_BASE64_