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Diffstat (limited to 'LUFA/Drivers/USB/Class/Host/CDC.c')
-rw-r--r--LUFA/Drivers/USB/Class/Host/CDC.c79
1 files changed, 40 insertions, 39 deletions
diff --git a/LUFA/Drivers/USB/Class/Host/CDC.c b/LUFA/Drivers/USB/Class/Host/CDC.c
index 0f81d0ea4..57ca35cdc 100644
--- a/LUFA/Drivers/USB/Class/Host/CDC.c
+++ b/LUFA/Drivers/USB/Class/Host/CDC.c
@@ -1,7 +1,7 @@
/*
LUFA Library
Copyright (C) Dean Camera, 2010.
-
+
dean [at] fourwalledcubicle [dot] com
www.fourwalledcubicle.com
*/
@@ -9,13 +9,13 @@
/*
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
- Permission to use, copy, modify, distribute, and sell this
+ Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
- without fee, provided that the above copyright notice appear in
+ without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
@@ -62,7 +62,7 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo
DCOMP_CDC_Host_NextCDCDataInterface) != DESCRIPTOR_SEARCH_COMP_Found)
{
return CDC_ENUMERROR_NoCompatibleInterfaceFound;
- }
+ }
DataINEndpoint = NULL;
DataOUTEndpoint = NULL;
@@ -79,10 +79,10 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo
NotificationEndpoint = NULL;
}
-
+
continue;
}
-
+
USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t);
if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
@@ -97,7 +97,7 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo
DataOUTEndpoint = EndpointData;
}
}
-
+
for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++)
{
if (PipeNum == CDCInterfaceInfo->Config.DataINPipeNumber)
@@ -141,7 +141,7 @@ static uint8_t DCOMP_CDC_Host_NextCDCControlInterface(void* const CurrentDescrip
{
USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor,
USB_Descriptor_Interface_t);
-
+
if ((CurrentInterface->Class == CDC_CONTROL_CLASS) &&
(CurrentInterface->SubClass == CDC_CONTROL_SUBCLASS) &&
(CurrentInterface->Protocol == CDC_CONTROL_PROTOCOL))
@@ -149,7 +149,7 @@ static uint8_t DCOMP_CDC_Host_NextCDCControlInterface(void* const CurrentDescrip
return DESCRIPTOR_SEARCH_Found;
}
}
-
+
return DESCRIPTOR_SEARCH_NotFound;
}
@@ -159,7 +159,7 @@ static uint8_t DCOMP_CDC_Host_NextCDCDataInterface(void* const CurrentDescriptor
{
USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor,
USB_Descriptor_Interface_t);
-
+
if ((CurrentInterface->Class == CDC_DATA_CLASS) &&
(CurrentInterface->SubClass == CDC_DATA_SUBCLASS) &&
(CurrentInterface->Protocol == CDC_DATA_PROTOCOL))
@@ -167,7 +167,7 @@ static uint8_t DCOMP_CDC_Host_NextCDCDataInterface(void* const CurrentDescriptor
return DESCRIPTOR_SEARCH_Found;
}
}
-
+
return DESCRIPTOR_SEARCH_NotFound;
}
@@ -177,9 +177,9 @@ static uint8_t DCOMP_CDC_Host_NextCDCInterfaceEndpoint(void* const CurrentDescri
{
USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor,
USB_Descriptor_Endpoint_t);
-
+
uint8_t EndpointType = (CurrentEndpoint->Attributes & EP_TYPE_MASK);
-
+
if (((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT)) &&
!(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress)))
{
@@ -198,7 +198,7 @@ void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
{
if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.IsActive))
return;
-
+
Pipe_SelectPipe(CDCInterfaceInfo->Config.NotificationPipeNumber);
Pipe_Unfreeze();
@@ -206,14 +206,14 @@ void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
{
USB_Request_Header_t Notification;
Pipe_Read_Stream_LE(&Notification, sizeof(USB_Request_Header_t), NO_STREAM_CALLBACK);
-
+
if ((Notification.bRequest == CDC_NOTIF_SerialState) &&
(Notification.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE)))
{
Pipe_Read_Stream_LE(&CDCInterfaceInfo->State.ControlLineStates.DeviceToHost,
sizeof(CDCInterfaceInfo->State.ControlLineStates.DeviceToHost),
NO_STREAM_CALLBACK);
-
+
Pipe_ClearIN();
EVENT_CDC_Host_ControLineStateChanged(CDCInterfaceInfo);
@@ -223,7 +223,7 @@ void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
Pipe_ClearIN();
}
}
-
+
Pipe_Freeze();
CDC_Host_Flush(CDCInterfaceInfo);
@@ -241,7 +241,7 @@ uint8_t CDC_Host_SetLineEncoding(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInf
};
Pipe_SelectPipe(PIPE_CONTROLPIPE);
-
+
return USB_Host_SendControlRequest(&CDCInterfaceInfo->State.LineEncoding);
}
@@ -257,7 +257,7 @@ uint8_t CDC_Host_SendControlLineStateChange(USB_ClassInfo_CDC_Host_t* const CDCI
};
Pipe_SelectPipe(PIPE_CONTROLPIPE);
-
+
return USB_Host_SendControlRequest(NULL);
}
@@ -274,7 +274,7 @@ uint8_t CDC_Host_SendBreak(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
};
Pipe_SelectPipe(PIPE_CONTROLPIPE);
-
+
return USB_Host_SendControlRequest(NULL);
}
@@ -287,12 +287,12 @@ uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
uint8_t ErrorCode;
- Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);
+ Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);
Pipe_Unfreeze();
ErrorCode = Pipe_Write_Stream_LE(Data, Length, NO_STREAM_CALLBACK);
Pipe_Freeze();
-
+
return ErrorCode;
}
@@ -301,12 +301,12 @@ uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
{
if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.IsActive))
return PIPE_READYWAIT_DeviceDisconnected;
-
+
uint8_t ErrorCode;
- Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);
+ Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);
Pipe_Unfreeze();
-
+
if (!(Pipe_IsReadWriteAllowed()))
{
Pipe_ClearOUT();
@@ -315,9 +315,9 @@ uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
return ErrorCode;
}
- Pipe_Write_Byte(Data);
+ Pipe_Write_Byte(Data);
Pipe_Freeze();
-
+
return PIPE_READYWAIT_NoError;
}
@@ -325,7 +325,7 @@ uint16_t CDC_Host_BytesReceived(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo
{
if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.IsActive))
return 0;
-
+
Pipe_SelectPipe(CDCInterfaceInfo->Config.DataINPipeNumber);
Pipe_Unfreeze();
@@ -346,7 +346,7 @@ uint16_t CDC_Host_BytesReceived(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo
else
{
Pipe_Freeze();
-
+
return 0;
}
}
@@ -355,7 +355,7 @@ int16_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
{
if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.IsActive))
return -1;
-
+
int16_t ReceivedByte = -1;
Pipe_SelectPipe(CDCInterfaceInfo->Config.DataINPipeNumber);
@@ -369,7 +369,7 @@ int16_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
if (!(Pipe_BytesInPipe()))
Pipe_ClearIN();
}
-
+
Pipe_Freeze();
return ReceivedByte;
@@ -379,12 +379,12 @@ uint8_t CDC_Host_Flush(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
{
if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.IsActive))
return PIPE_READYWAIT_DeviceDisconnected;
-
+
uint8_t ErrorCode;
- Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);
+ Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);
Pipe_Unfreeze();
-
+
if (!(Pipe_BytesInPipe()))
return PIPE_READYWAIT_NoError;
@@ -401,7 +401,7 @@ uint8_t CDC_Host_Flush(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
}
Pipe_Freeze();
-
+
return PIPE_READYWAIT_NoError;
}
@@ -438,7 +438,7 @@ static int CDC_Host_getchar(FILE* Stream)
static int CDC_Host_getchar_Blocking(FILE* Stream)
{
int16_t ReceivedByte;
-
+
while ((ReceivedByte = CDC_Host_ReceiveByte((USB_ClassInfo_CDC_Host_t*)fdev_get_udata(Stream))) < 0)
{
if (USB_HostState == HOST_STATE_Unattached)
@@ -457,3 +457,4 @@ void CDC_Host_Event_Stub(void)
}
#endif
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-17 18:49:32 +0000