Changeset 278ac72 in mainline for uspace/srv/loc/loc.c

Timestamp:

2011-08-16T15:35:56Z (13 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

30c78c0

Parents:

16dc887

Message:

Add API for getting list of categories.

File:

• uspace/srv/loc/loc.c (modified) (2 diffs)

uspace/srv/loc/loc.c

@@ -755 +755 @@
 }
 
+static void loc_get_categories(ipc_callid_t iid, ipc_call_t *icall)
+{
+        ipc_callid_t callid;
+        size_t size;
+        size_t act_size;
+        int rc;
+        
+        if (!async_data_read_receive(&callid, &size)) {
+                async_answer_0(callid, EREFUSED);
+                async_answer_0(iid, EREFUSED);
+                return;
+        }
+        
+        category_id_t *id_buf = (category_id_t *) malloc(size);
+        if (id_buf == NULL) {
+                fibril_mutex_unlock(&cdir.mutex);
+                async_answer_0(callid, ENOMEM);
+                async_answer_0(iid, ENOMEM);
+                return;
+        }
+        
+        fibril_mutex_lock(&cdir.mutex);
+        
+        rc = categ_dir_get_categories(&cdir, id_buf, size, &act_size);
+        if (rc != EOK) {
+                fibril_mutex_unlock(&cdir.mutex);
+                async_answer_0(callid, rc);
+                async_answer_0(iid, rc);
+                return;
+        }
+        
+        fibril_mutex_unlock(&cdir.mutex);
+        
+        sysarg_t retval = async_data_read_finalize(callid, id_buf, size);
+        free(id_buf);
+        
+        async_answer_1(iid, retval, act_size);
+}
+
 static void loc_get_namespaces(ipc_callid_t iid, ipc_call_t *icall)
 {
@@ -1181 +1220 @@
                 case LOC_GET_SERVICE_COUNT:
                         loc_get_service_count(callid, &call);
+                        break;
+                case LOC_GET_CATEGORIES:
+                        loc_get_categories(callid, &call);
                         break;
                 case LOC_GET_NAMESPACES: