Changeset e280857 in mainline for uspace/lib/c/generic/devman.c

Timestamp:

2011-08-18T12:35:59Z (13 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

99ac5cf

Parents:

12f9f0d0

Message:

Remove class infrastructure from devman.

File:

• uspace/lib/c/generic/devman.c (modified) (3 diffs)

uspace/lib/c/generic/devman.c

@@ -333 +333 @@
                 exch = devman_exchange_begin(DEVMAN_CLIENT);
                 if (exch == NULL)
-                        return errno;
+                        return ENOMEM;
         }
         
@@ -364 +364 @@
 }
 
-int devman_device_get_handle_by_class(const char *classname,
-    const char *devname, devman_handle_t *handle, unsigned int flags)
-{
-        async_exch_t *exch;
-        
-        if (flags & IPC_FLAG_BLOCKING)
-                exch = devman_exchange_begin_blocking(DEVMAN_CLIENT);
-        else {
-                exch = devman_exchange_begin(DEVMAN_CLIENT);
-                if (exch == NULL)
-                        return errno;
-        }
-        
-        ipc_call_t answer;
-        aid_t req = async_send_1(exch, DEVMAN_DEVICE_GET_HANDLE_BY_CLASS,
-            flags, &answer);
-        sysarg_t retval = async_data_write_start(exch, classname,
-            str_size(classname));
-        
-        if (retval != EOK) {
-                devman_exchange_end(exch);
-                async_wait_for(req, NULL);
-                return retval;
-        }
-        
-        retval = async_data_write_start(exch, devname,
-            str_size(devname));
-        
-        devman_exchange_end(exch);
-        
-        if (retval != EOK) {
-                async_wait_for(req, NULL);
-                return retval;
-        }
-        
-        async_wait_for(req, &retval);
-        
-        if (retval != EOK) {
-                if (handle != NULL)
-                        *handle = (devman_handle_t) -1;
-                
-                return retval;
-        }
-        
-        if (handle != NULL)
-                *handle = (devman_handle_t) IPC_GET_ARG1(answer);
-        
-        return retval;
-}
-
 int devman_get_device_path(devman_handle_t handle, char *path, size_t path_size)
 {
         async_exch_t *exch = devman_exchange_begin(DEVMAN_CLIENT);
         if (exch == NULL)
-                return errno;
+                return ENOMEM;
         
         ipc_call_t answer;
@@ -463 +413 @@
 }
 
+int devman_fun_sid_to_handle(service_id_t sid, devman_handle_t *handle)
+{
+        async_exch_t *exch = devman_exchange_begin(DEVMAN_CLIENT);
+        if (exch == NULL)
+                return ENOMEM;
+        
+        sysarg_t retval = async_req_1_1(exch, DEVMAN_FUN_SID_TO_HANDLE,
+            sid, handle);
+        
+        devman_exchange_end(exch);
+        return (int) retval;
+}
+
 /** @}
  */