static void
blake64(sph_blake_big_context *sc, const void *data, size_t len)
{
unsigned char *buf;
size_t ptr;
DECL_STATE64
buf = sc->buf;
ptr = sc->ptr;
if (len < (sizeof sc->buf) - ptr) {
memcpy(buf + ptr, data, len);
ptr += len;
sc->ptr = ptr;
return;
}
READ_STATE64(sc);
while (len > 0) {
size_t clen;
clen = (sizeof sc->buf) - ptr;
if (clen > len)
clen = len;
memcpy(buf + ptr, data, clen);
ptr += clen;
data = (const unsigned char *)data + clen;
len -= clen;
if (ptr == sizeof sc->buf) {
if ((T0 = SPH_T64(T0 + 1024)) < 1024)
T1 = SPH_T64(T1 + 1);
COMPRESS64;
ptr = 0;
}
}
WRITE_STATE64(sc);
sc->ptr = ptr;
}
CBLAKE512& CBLAKE512::Write(const unsigned char* data, size_t len)
{
unsigned char *buf;
size_t ptr;
DECL_STATE64
buf = s.buf;
ptr = s.ptr;
if (len < (sizeof s.buf) - ptr) {
memcpy(buf + ptr, data, len);
ptr += len;
s.ptr = ptr;
return *this;
}
READ_STATE64(&s);
while (len > 0) {
size_t clen;
clen = (sizeof s.buf) - ptr;
if (clen > len)
clen = len;
memcpy(buf + ptr, data, clen);
ptr += clen;
data = (const unsigned char *)data + clen;
len -= clen;
if (ptr == sizeof s.buf) {
if ((T0 = SPH_T64(T0 + 1024)) < 1024)
T1 = SPH_T64(T1 + 1);
COMPRESS64;
ptr = 0;
}
}
WRITE_STATE64(&s);
s.ptr = ptr;
return *this;
}