Digest-SHA

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SHA.xs  view on Meta::CPAN

	RETVAL

void
add(self, ...)
	SV *	self
PREINIT:
	int i;
	UCHR *data;
	STRLEN len;
	SHA *state;
PPCODE:
	if ((state = getSHA(aTHX_ self)) == NULL)
		XSRETURN_UNDEF;
	for (i = 1; i < items; i++) {
		data = (UCHR *) (SvPVbyte(ST(i), len));
		while (len > MAX_WRITE_SIZE) {
			shawrite(data, MAX_WRITE_SIZE << 3, state);
			data += MAX_WRITE_SIZE;
			len  -= MAX_WRITE_SIZE;
		}
		shawrite(data, (ULNG) len << 3, state);

SHA.xs  view on Meta::CPAN


void
_putstate(self, packed_state)
	SV *	self
	SV *	packed_state
PREINIT:
	UINT bc;
	STRLEN len;
	SHA *state;
	UCHR *data;
PPCODE:
	if ((state = getSHA(aTHX_ self)) == NULL)
		XSRETURN_UNDEF;
	data = (UCHR *) SvPV(packed_state, len);
	if (len != (state->alg <= SHA256 ? 116U : 212U))
		XSRETURN_UNDEF;
	data = statecpy(state, data);
	Copy(data, state->block, state->blocksize >> 3, UCHR);
	data += (state->blocksize >> 3);
	bc = memw32(data), data += 4;
	if (bc >= (state->alg <= SHA256 ? 512U : 1024U))

SHA.xs  view on Meta::CPAN

	XSRETURN(1);

void
_addfilebin(self, f)
	SV *		self
	PerlIO *	f
PREINIT:
	SHA *state;
	int n;
	UCHR in[IO_BUFFER_SIZE];
PPCODE:
	if (!f || (state = getSHA(aTHX_ self)) == NULL)
		XSRETURN_UNDEF;
	while ((n = (int) PerlIO_read(f, in, sizeof(in))) > 0)
		shawrite(in, (ULNG) n << 3, state);
	XSRETURN(1);

void
_addfileuniv(self, f)
	SV *		self
	PerlIO *	f
PREINIT:
	UCHR c;
	int n;
	int cr = 0;
	UCHR *src, *dst;
	UCHR in[IO_BUFFER_SIZE+1];
	SHA *state;
PPCODE:
	if (!f || (state = getSHA(aTHX_ self)) == NULL)
		XSRETURN_UNDEF;
	while ((n = (int) PerlIO_read(f, in+1, IO_BUFFER_SIZE)) > 0) {
		for (dst = in, src = in + 1; n; n--) {
			c = *src++;
			if (!cr) {
				if (c == '\015')
					cr = 1;
				else
					*dst++ = c;



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