static int deleteBySpaceCB(void *user, const char *k, const char *v) {
struct ctxDeleteCB *ctx = (struct ctxDeleteCB *) user;
if (!strncmp (k, ctx->buf, strlen (ctx->buf))) {
sdb_remove (ctx->anal->sdb_zigns, k, 0);
}
return 1;
}
SDB_VISIBLE char *sdb_get (Sdb* s, const char *key, ut32 *cas) {
char *buf;
ut32 hash, pos, len, keylen;
SdbKv *kv;
ut64 now = 0LL;
if (cas) *cas = 0;
if (!s || !key) return NULL;
keylen = strlen (key)+1;
hash = sdb_hash (key, keylen);
/* search in memory */
kv = (SdbKv*)ht_lookup (s->ht, hash);
if (kv) {
if (*kv->value) {
if (kv->expire) {
if (!now) now = sdb_now ();
if (now > kv->expire) {
sdb_remove (s, key, 0);
return NULL;
}
}
if (cas) *cas = kv->cas;
return strdup (kv->value); // XXX too many mallocs
}
return NULL;
}
/* search in disk */
if (s->fd == -1)
return NULL;
cdb_findstart (&s->db);
if (!cdb_findnext (&s->db, hash, key, keylen))
return NULL;
len = cdb_datalen (&s->db);
if (len == 0)
return NULL;
pos = cdb_datapos (&s->db);
if (!(buf = malloc (len+1))) // XXX too many mallocs
return NULL;
cdb_read (&s->db, buf, len, pos);
buf[len] = 0;
return buf;
}
R_API bool r_sign_delete(RAnal *a, const char *name) {
struct ctxDeleteCB ctx;
char k[R_SIGN_KEY_MAXSZ];
// Remove all zigns
if (name[0] == '*') {
if (a->zign_spaces.space_idx == -1) {
sdb_reset (a->sdb_zigns);
return true;
} else {
ctx.anal = a;
serializeKey (a, a->zign_spaces.space_idx, "", ctx.buf);
sdb_foreach (a->sdb_zigns, deleteBySpaceCB, &ctx);
return true;
}
}
// Remove specific zign
serializeKey (a, a->zign_spaces.space_idx, name, k);
return sdb_remove (a->sdb_zigns, k, 0);
}
SDB_VISIBLE const char *sdb_getc (Sdb* s, const char *key, ut32 *cas) {
ut32 hash, pos, len, keylen;
SdbKv *kv;
ut64 now = 0LL;
if (cas) *cas = 0;
if (!s||!key) return NULL;
keylen = strlen (key)+1;
hash = sdb_hash (key, keylen);
/* search in memory */
kv = (SdbKv*)ht_lookup (s->ht, hash);
if (kv) {
if (*kv->value) {
if (kv->expire) {
if (!now) now = sdb_now ();
if (now > kv->expire) {
sdb_remove (s, key, 0);
return NULL;
}
}
if (cas) *cas = kv->cas;
return kv->value;
}
return NULL;
}
/* search in disk */
if (s->fd == -1)
return NULL;
cdb_findstart (&s->db);
if (!cdb_findnext (&s->db, hash, key, keylen))
return NULL;
len = cdb_datalen (&s->db);
if (len == 0)
return NULL;
pos = cdb_datapos (&s->db);
return s->db.map+pos;
}
