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#ifndef AXTLS_OS_PORT_H
#define AXTLS_OS_PORT_H
/**
* @file os_port.h
*
* Trick the axtls code into building within our build environment.
*/
#include <stdint.h>
#include <byteswap.h>
/** All imported axTLS files are licensed using the three-clause BSD licence */
FILE_LICENCE ( BSD3 );
/** We can't actually abort, since we are effectively a kernel... */
#define abort() assert ( 0 )
/** rsa.c uses alloca() */
#define alloca( size ) __builtin_alloca ( size )
#include <ipxe/random_nz.h>
static inline void get_random_NZ ( int num_rand_bytes, uint8_t *rand_data ) {
/* AXTLS does not check for failures when generating random
* data. Rely on the fact that get_random_nz() does not
* request prediction resistance (and so cannot introduce new
* failures) and therefore any potential failure must already
* have been encountered by e.g. tls_generate_random(), which
* does check for failures.
*/
get_random_nz ( rand_data, num_rand_bytes );
}
/* Expose AES_encrypt() and AES_decrypt() in aes.o */
#define aes 1
#if OBJECT
struct aes_key_st;
static void AES_encrypt ( const struct aes_key_st *ctx, uint32_t *data );
static void AES_decrypt ( const struct aes_key_st *ctx, uint32_t *data );
void axtls_aes_encrypt ( void *ctx, uint32_t *data ) {
AES_encrypt ( ctx, data );
}
void axtls_aes_decrypt ( void *ctx, uint32_t *data ) {
AES_decrypt ( ctx, data );
}
#endif
#undef aes
#endif
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