static void sidgen_task_destructor(Slapi_Task *task)
{
struct worker_ctx *worker_ctx;
if (task != NULL) {
worker_ctx = slapi_task_get_data(task);
if (worker_ctx != NULL) {
free_ranges(&worker_ctx->ranges);
slapi_ch_free_string(&worker_ctx->dom_sid);
slapi_ch_free_string(&worker_ctx->base_dn);
slapi_ch_free((void **) &worker_ctx);
}
}
}
double
vg_prefix_get_difficulty(int addrtype, const char *pattern)
{
BN_CTX *bnctx;
BIGNUM result, bntmp;
BIGNUM *ranges[4];
char *dbuf;
int ret;
double diffret = 0.0;
bnctx = BN_CTX_new();
BN_init(&result);
BN_init(&bntmp);
ret = get_prefix_ranges(addrtype,
pattern, ranges, bnctx);
if (ret == 0) {
BN_sub(&bntmp, ranges[1], ranges[0]);
BN_add(&result, &result, &bntmp);
if (ranges[2]) {
BN_sub(&bntmp, ranges[3], ranges[2]);
BN_add(&result, &result, &bntmp);
}
free_ranges(ranges);
BN_clear(&bntmp);
BN_set_bit(&bntmp, 192);
BN_div(&result, NULL, &bntmp, &result, bnctx);
dbuf = BN_bn2dec(&result);
diffret = strtod(dbuf, NULL);
OPENSSL_free(dbuf);
}
BN_clear_free(&result);
BN_clear_free(&bntmp);
BN_CTX_free(bnctx);
return diffret;
}
