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#ifndef _IPXE_BASE16_H
#define _IPXE_BASE16_H
/** @file
*
* Base16 encoding
*
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <stdint.h>
#include <string.h>
/**
* Calculate length of base16-encoded data
*
* @v raw_len Raw data length
* @ret encoded_len Encoded string length (excluding NUL)
*/
static inline size_t base16_encoded_len ( size_t raw_len ) {
return ( 2 * raw_len );
}
/**
* Calculate maximum length of base16-decoded string
*
* @v encoded Encoded string
* @v max_raw_len Maximum length of raw data
*/
static inline size_t base16_decoded_max_len ( const char *encoded ) {
return ( ( strlen ( encoded ) + 1 ) / 2 );
}
extern void base16_encode ( const uint8_t *raw, size_t len, char *encoded );
extern int hex_decode ( const char *string, char separator, void *data,
size_t len );
extern int base16_decode ( const char *encoded, uint8_t *raw );
#endif /* _IPXE_BASE16_H */
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