Oops - with new changes to the way the device Configuration Descriptor is retrieved...

[pub/USBasp.git] / LUFA / Drivers / USB / Class / Host / CDC.c

diff --git a/LUFA/Drivers/USB/Class/Host/CDC.c b/LUFA/Drivers/USB/Class/Host/CDC.c
index e0e15e1..e75bee2 100644 (file)
--- a/LUFA/Drivers/USB/Class/Host/CDC.c
+++ b/LUFA/Drivers/USB/Class/Host/CDC.c
@@ -34,12 +34,10 @@
 #define  INCLUDE_FROM_CDC_CLASS_HOST_C\r
 #include "CDC.h"\r
 \r
-#warning The CDC Host mode Class driver is currently incomplete and is for preview purposes only.\r
-\r
 uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint16_t ConfigDescriptorSize,\r
                                 uint8_t* ConfigDescriptorData)\r
 {\r
-       uint8_t  FoundEndpoints = 0;\r
+       uint8_t FoundEndpoints = 0;\r
 \r
        memset(&CDCInterfaceInfo->State, 0x00, sizeof(CDCInterfaceInfo->State));\r
 \r
@@ -54,17 +52,17 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint
        \r
        CDCInterfaceInfo->State.ControlInterfaceNumber =\r
 #if defined(USE_NONSTANDARD_DESCRIPTOR_NAMES)\r
-                         DESCRIPTOR_CAST(ConfigDescriptorData, USB_Descriptor_Interface_t).InterfaceNumber;\r
+                            DESCRIPTOR_CAST(ConfigDescriptorData, USB_Descriptor_Interface_t).InterfaceNumber;\r
 #else\r
-                         DESCRIPTOR_CAST(ConfigDescriptorData, USB_Descriptor_Interface_t).bInterfaceNumber;\r
+                            DESCRIPTOR_CAST(ConfigDescriptorData, USB_Descriptor_Interface_t).bInterfaceNumber;\r
 #endif\r
 \r
-       while (FoundEndpoints != (CDC_FOUND_DATAPIPE_IN | CDC_FOUND_DATAPIPE_OUT | CDC_FOUND_DATAPIPE_NOTIFICATION))\r
+       while (FoundEndpoints != (CDC_FOUND_NOTIFICATION_IN | CDC_FOUND_DATAPIPE_IN | CDC_FOUND_DATAPIPE_OUT))\r
        {\r
                if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,\r
-                                             DComp_CDC_Host_NextInterfaceCDCDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)\r
+                                             DComp_CDC_Host_NextCDCInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)\r
                {\r
-                       if (FoundEndpoints & CDC_FOUND_DATAPIPE_NOTIFICATION)\r
+                       if (FoundEndpoints & CDC_FOUND_NOTIFICATION_IN)\r
                        {\r
                                if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, \r
                                                              DComp_CDC_Host_NextCDCDataInterface) != DESCRIPTOR_SEARCH_COMP_Found)\r
@@ -91,7 +89,7 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint
                        }\r
 \r
                        if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,\r
-                                                     DComp_CDC_Host_NextInterfaceCDCDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)\r
+                                                     DComp_CDC_Host_NextCDCInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)\r
                        {\r
                                return CDC_ENUMERROR_EndpointsNotFound;\r
                        }\r
@@ -109,7 +107,7 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint
 \r
                                Pipe_SetInterruptPeriod(EndpointData->PollingIntervalMS);\r
                                \r
-                               FoundEndpoints |= CDC_FOUND_DATAPIPE_NOTIFICATION;\r
+                               FoundEndpoints |= CDC_FOUND_NOTIFICATION_IN;\r
                        }\r
                }\r
                else\r
@@ -173,7 +171,7 @@ static uint8_t DComp_CDC_Host_NextCDCDataInterface(void* CurrentDescriptor)
        return DESCRIPTOR_SEARCH_NotFound;\r
 }\r
 \r
-static uint8_t DComp_CDC_Host_NextInterfaceCDCDataEndpoint(void* CurrentDescriptor)\r
+static uint8_t DComp_CDC_Host_NextCDCInterfaceEndpoint(void* CurrentDescriptor)\r
 {\r
        if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)\r
        {\r
@@ -198,7 +196,32 @@ static uint8_t DComp_CDC_Host_NextInterfaceCDCDataEndpoint(void* CurrentDescript
 \r
 void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo)\r
 {\r
-       EVENT_CDC_Host_ControLineStateChanged(CDCInterfaceInfo);\r
+       if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.Active))\r
+         return;\r
+       \r
+       Pipe_SelectPipe(CDCInterfaceInfo->Config.NotificationPipeNumber);       \r
+       Pipe_Unfreeze();\r
+\r
+       if (Pipe_IsINReceived())\r
+       {\r
+               USB_Request_Header_t Notification;\r
+               Pipe_Read_Stream_LE(&Notification, sizeof(Notification), NO_STREAM_CALLBACK);\r
+               \r
+               if ((Notification.bRequest      == NOTIF_SerialState) &&\r
+                   (Notification.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE)))\r
+               {\r
+                       Pipe_Read_Stream_LE(&CDCInterfaceInfo->State.ControlLineStates.DeviceToHost,\r
+                                           sizeof(CDCInterfaceInfo->State.ControlLineStates.DeviceToHost),\r
+                                           NO_STREAM_CALLBACK);\r
+                       \r
+               }\r
+\r
+               Pipe_ClearIN();\r
+\r
+               EVENT_CDC_Host_ControLineStateChanged(CDCInterfaceInfo);\r
+       }\r
+       \r
+       Pipe_Freeze();\r
 }\r
 \r
 uint8_t CDC_Host_SetLineEncoding(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo)\r
@@ -206,7 +229,7 @@ uint8_t CDC_Host_SetLineEncoding(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo)
        USB_ControlRequest = (USB_Request_Header_t)\r
        {\r
                .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),\r
-               .bRequest      = REQ_SetControlLineState,\r
+               .bRequest      = REQ_SetLineEncoding,\r
                .wValue        = 0,\r
                .wIndex        = CDCInterfaceInfo->State.ControlInterfaceNumber,\r
                .wLength       = sizeof(CDCInterfaceInfo->State.LineEncoding),\r