Changeset 9a487cc in mainline for uspace/srv

Timestamp:

2012-06-18T09:55:40Z (14 years ago)

Author:

Frantisek Princ <frantisek.princ@…>

Branches:

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

Children:

06d85e5

Parents:

49c94a3 (diff), 75b9c3d (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge with mainline

Location:

uspace/srv

Files:

• devman/main.c (modified) (2 diffs)
• locsrv/locsrv.c (modified) (2 diffs)

uspace/srv/devman/main.c

@@ -855 +855 @@
 }
 
+/** Get function driver name. */
+static void devman_fun_get_driver_name(ipc_callid_t iid, ipc_call_t *icall)
+{
+        devman_handle_t handle = IPC_GET_ARG1(*icall);
+
+        fun_node_t *fun = find_fun_node(&device_tree, handle);
+        if (fun == NULL) {
+                async_answer_0(iid, ENOMEM);
+                return;
+        }
+
+        ipc_callid_t data_callid;
+        size_t data_len;
+        if (!async_data_read_receive(&data_callid, &data_len)) {
+                async_answer_0(iid, EINVAL);
+                fun_del_ref(fun);
+                return;
+        }
+
+        void *buffer = malloc(data_len);
+        if (buffer == NULL) {
+                async_answer_0(data_callid, ENOMEM);
+                async_answer_0(iid, ENOMEM);
+                fun_del_ref(fun);
+                return;
+        }
+
+        fibril_rwlock_read_lock(&device_tree.rwlock);
+
+        /* Check function state */
+        if (fun->state == FUN_REMOVED) {
+                fibril_rwlock_read_unlock(&device_tree.rwlock);
+                free(buffer);
+
+                async_answer_0(data_callid, ENOENT);
+                async_answer_0(iid, ENOENT);
+                fun_del_ref(fun);
+                return;
+        }
+
+        /* Check whether function has a driver */
+        if (fun->child == NULL || fun->child->drv == NULL) {
+                fibril_rwlock_read_unlock(&device_tree.rwlock);
+                free(buffer);
+
+                async_answer_0(data_callid, EINVAL);
+                async_answer_0(iid, EINVAL);
+                fun_del_ref(fun);
+                return;
+        }
+
+        size_t sent_length = str_size(fun->child->drv->name);
+        if (sent_length > data_len) {
+                sent_length = data_len;
+        }
+
+        async_data_read_finalize(data_callid, fun->child->drv->name,
+            sent_length);
+        async_answer_0(iid, EOK);
+
+        fibril_rwlock_read_unlock(&device_tree.rwlock);
+        fun_del_ref(fun);
+        free(buffer);
+}
 
 /** Get device path. */
@@ -1082 +1146 @@
                 case DEVMAN_FUN_GET_NAME:
                         devman_fun_get_name(callid, &call);
+                        break;
+                case DEVMAN_FUN_GET_DRIVER_NAME:
+                        devman_fun_get_driver_name(callid, &call);
                         break;
                 case DEVMAN_FUN_GET_PATH:

uspace/srv/locsrv/locsrv.c

@@ -656 +656 @@
 }
 
+static void loc_service_get_server_name(ipc_callid_t iid, ipc_call_t *icall)
+{
+        ipc_callid_t callid;
+        size_t size;
+        size_t act_size;
+        loc_service_t *svc;
+        
+        if (!async_data_read_receive(&callid, &size)) {
+                async_answer_0(callid, EREFUSED);
+                async_answer_0(iid, EREFUSED);
+                return;
+        }
+        
+        fibril_mutex_lock(&services_list_mutex);
+        
+        svc = loc_service_find_id(IPC_GET_ARG1(*icall));
+        if (svc == NULL) {
+                fibril_mutex_unlock(&services_list_mutex);
+                async_answer_0(callid, ENOENT);
+                async_answer_0(iid, ENOENT);
+                return;
+        }
+        
+        if (svc->server == NULL) {
+                fibril_mutex_unlock(&services_list_mutex);
+                async_answer_0(callid, EINVAL);
+                async_answer_0(iid, EINVAL);
+                return;
+        }
+        
+        act_size = str_size(svc->server->name);
+        if (act_size > size) {
+                fibril_mutex_unlock(&services_list_mutex);
+                async_answer_0(callid, EOVERFLOW);
+                async_answer_0(iid, EOVERFLOW);
+                return;
+        }
+        
+        sysarg_t retval = async_data_read_finalize(callid, svc->server->name,
+            min(size, act_size));
+        
+        fibril_mutex_unlock(&services_list_mutex);
+        
+        async_answer_0(iid, retval);
+}
+
 /** Connect client to the service.
  *
@@ -1404 +1450 @@
                 case LOC_SERVICE_GET_NAME:
                         loc_service_get_name(callid, &call);
+                        break;
+                case LOC_SERVICE_GET_SERVER_NAME:
+                        loc_service_get_server_name(callid, &call);
                         break;
                 case LOC_NAMESPACE_GET_ID: