libcryptx-perl/inc/CryptX_Digest_SHAKE.xs.inc
2018-03-22 15:51:09 +01:00

75 lines
1.9 KiB
C++

MODULE = CryptX PACKAGE = Crypt::Digest::SHAKE
Crypt::Digest::SHAKE
_new(int num)
CODE:
{
int rv;
Newz(0, RETVAL, 1, struct digest_shake_struct);
if (!RETVAL) croak("FATAL: Newz failed");
RETVAL->num = num;
rv = sha3_shake_init(&RETVAL->state, RETVAL->num);
if (rv != CRYPT_OK) croak("FATAL: sha3_shake_init failed: %s", error_to_string(rv));
}
OUTPUT:
RETVAL
void
DESTROY(Crypt::Digest::SHAKE self)
CODE:
Safefree(self);
void
reset(Crypt::Digest::SHAKE self)
CODE:
{
int rv;
rv = sha3_shake_init(&self->state, self->num);
if (rv != CRYPT_OK) croak("FATAL: sha3_shake_init failed: %s", error_to_string(rv));
}
Crypt::Digest::SHAKE
clone(Crypt::Digest::SHAKE self)
CODE:
Newz(0, RETVAL, 1, struct digest_shake_struct);
Copy(&self->state, &RETVAL->state, 1, struct digest_shake_struct);
OUTPUT:
RETVAL
void
add(Crypt::Digest::SHAKE self, ...)
PPCODE:
{
STRLEN inlen;
int rv, i;
unsigned char *in;
for(i=1; i<items; i++) {
in = (unsigned char *)SvPVbyte(ST(i), inlen);
if (inlen>0) {
rv = sha3_shake_process(&self->state, in, (unsigned long)inlen);
if (rv != CRYPT_OK) croak("FATAL: sha3_shake_process failed: %s", error_to_string(rv));
}
}
XPUSHs(ST(0)); /* return self */
}
SV *
done(Crypt::Digest::SHAKE self, STRLEN out_len)
CODE:
{
int rv;
unsigned char *out_data;
RETVAL = NEWSV(0, out_len);
SvPOK_only(RETVAL);
SvCUR_set(RETVAL, out_len);
out_data = (unsigned char *)SvPV_nolen(RETVAL);
rv = sha3_shake_done(&self->state, out_data, out_len);
if (rv != CRYPT_OK) croak("FATAL: sha3_shake_done failed: %s", error_to_string(rv));
}
OUTPUT:
RETVAL