Changeset 9a3eec1 in mainline for uspace/srv/bd/hr/util.c

Timestamp:

2025-05-15T19:23:42Z (4 weeks ago)

Author:

Miroslav Cimerman <mc@…>

Children:

c9ce6d22

Parents:

287b2ea

Message:

hr: util: hr_get_volume_svcs()

File:

• uspace/srv/bd/hr/util.c (modified) (1 diff)

uspace/srv/bd/hr/util.c

@@ -173 +173 @@
 }
 
+errno_t hr_get_volume_svcs(size_t *rcnt, service_id_t **rsvcs)
+{
+        size_t i;
+        service_id_t *vol_svcs;
+
+        if (rcnt == NULL || rsvcs == NULL)
+                return EINVAL;
+
+        fibril_rwlock_read_lock(&hr_volumes_lock);
+
+        size_t vol_cnt = list_count(&hr_volumes);
+        vol_svcs = malloc(vol_cnt * sizeof(service_id_t));
+        if (vol_svcs == NULL) {
+                fibril_rwlock_read_unlock(&hr_volumes_lock);
+                return ENOMEM;
+        }
+
+        i = 0;
+        list_foreach(hr_volumes, lvolumes, hr_volume_t, iter)
+                vol_svcs[i++] = iter->svc_id;
+
+        fibril_rwlock_read_unlock(&hr_volumes_lock);
+
+        *rcnt = vol_cnt;
+        *rsvcs = vol_svcs;
+
+        return EOK;
+}
+
 hr_volume_t *hr_get_volume(service_id_t svc_id)
 {