/*@null@*/
static PyObject *
rpmfi_Digest(rpmfiObject * s)
/*@*/
{
int dalgo = 0;
size_t dlen = 0;
const unsigned char * digest;
const char * fdigest;
char * t;
size_t i;
digest = rpmfiDigest(s->fi, &dalgo, &dlen);
if (digest == NULL || dlen == 0) {
Py_RETURN_NONE;
}
fdigest = t = memset(alloca(dlen), 0, dlen);
for (i = 0; i < dlen; i++, t += 2)
sprintf(t, "%02x", digest[i]);
*t = '\0';
return Py_BuildValue("s", xstrdup(fdigest));
}
static VALUE
rpmfi_FDigest_get(VALUE self)
{
rpmfi fi = rpmfi_ptr(self);
int dalgo = 0;
size_t dlen = 0;
const unsigned char * digest = rpmfiDigest(fi, &dalgo, &dlen);
const unsigned char * s = digest;
size_t nb = 2 * dlen;
char * fdigest = memset(alloca(nb+1), 0, nb+1);
char *t = fdigest;
int i;
if (_debug)
fprintf(stderr, "==> %s(0x%lx) ptr %p\n", __FUNCTION__, self, fi);
for (i = 0, s = digest, t = fdigest; i < (int)dlen; i++, s++, t+= 2) {
static const char hex[] = "0123456789abcdef";
t[0] = hex[(s[0] >> 4) & 0xf];
t[1] = hex[(s[0] ) & 0xf];
}
*t = '\0';
return rb_str_new2(fdigest);
}
