Mark build test makefiles as being incompatible with parallel make builds, as they...

[pub/USBasp.git] / LUFA / Drivers / USB / Core / HostStandardReq.c

diff --git a/LUFA/Drivers/USB/Core/HostStandardReq.c b/LUFA/Drivers/USB/Core/HostStandardReq.c
index 55fee40..ccade46 100644 (file)
--- a/LUFA/Drivers/USB/Core/HostStandardReq.c
+++ b/LUFA/Drivers/USB/Core/HostStandardReq.c
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2011.
+     Copyright (C) Dean Camera, 2012.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
-  Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2012  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
   Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
@@ -38,17 +38,16 @@
 
 uint8_t USB_Host_ConfigurationNumber;
 
-uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
+static uint8_t USB_Host_SendControlRequest_PRV(void* const BufferPtr)
 {
        uint8_t* DataStream   = (uint8_t*)BufferPtr;
-       bool     BusSuspended = USB_Host_IsBusSuspended();
        uint8_t  ReturnStatus = HOST_SENDCONTROL_Successful;
        uint16_t DataLen      = USB_ControlRequest.wLength;
 
        USB_Host_ResumeBus();
 
        if ((ReturnStatus = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
-         goto End_Of_Control_Send;
+         return ReturnStatus;
 
        Pipe_SetPipeToken(PIPE_TOKEN_SETUP);
        Pipe_ClearError();
@@ -65,18 +64,18 @@ uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
        uint8_t* HeaderStream = (uint8_t*)&USB_ControlRequest;
 
        for (uint8_t HeaderByte = 0; HeaderByte < sizeof(USB_Request_Header_t); HeaderByte++)
-         Pipe_Write_Byte(*(HeaderStream++));   
+         Pipe_Write_8(*(HeaderStream++));
        #endif
-       
+
        Pipe_ClearSETUP();
 
        if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_SetupSent)) != HOST_SENDCONTROL_Successful)
-         goto End_Of_Control_Send;
+         return ReturnStatus;
 
        Pipe_Freeze();
 
        if ((ReturnStatus = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
-         goto End_Of_Control_Send;
+         return ReturnStatus;
 
        if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_DIRECTION) == REQDIR_DEVICETOHOST)
        {
@@ -89,7 +88,7 @@ uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
                                Pipe_Unfreeze();
 
                                if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_InReceived)) != HOST_SENDCONTROL_Successful)
-                                 goto End_Of_Control_Send;
+                                 return ReturnStatus;
 
                                if (!(Pipe_BytesInPipe()))
                                  DataLen = 0;
@@ -109,12 +108,12 @@ uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
                Pipe_Unfreeze();
 
                if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
-                 goto End_Of_Control_Send;
+                 return ReturnStatus;
 
                Pipe_ClearOUT();
 
                if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
-                 goto End_Of_Control_Send;
+                 return ReturnStatus;
        }
        else
        {
@@ -126,7 +125,7 @@ uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
                        while (DataLen)
                        {
                                if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
-                                 goto End_Of_Control_Send;
+                                 return ReturnStatus;
 
                                while (DataLen && (Pipe_BytesInPipe() < USB_Host_ControlPipeSize))
                                {
@@ -138,7 +137,7 @@ uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
                        }
 
                        if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
-                         goto End_Of_Control_Send;
+                         return ReturnStatus;
 
                        Pipe_Freeze();
                }
@@ -147,19 +146,11 @@ uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
                Pipe_Unfreeze();
 
                if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_InReceived)) != HOST_SENDCONTROL_Successful)
-                 goto End_Of_Control_Send;
+                 return ReturnStatus;
 
                Pipe_ClearIN();
        }
-
-End_Of_Control_Send:
-       Pipe_Freeze();
-
-       if (BusSuspended)
-         USB_Host_SuspendBus();
-
-       Pipe_ResetPipe(PIPE_CONTROLPIPE);
-
+       
        return ReturnStatus;
 }
 
@@ -187,6 +178,21 @@ static uint8_t USB_Host_WaitForIOS(const uint8_t WaitType)
        return HOST_SENDCONTROL_Successful;
 }
 
+uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
+{
+       bool BusSuspended    = USB_Host_IsBusSuspended();
+       uint8_t ReturnStatus = USB_Host_SendControlRequest_PRV(BufferPtr);
+
+       Pipe_Freeze();
+
+       if (BusSuspended)
+         USB_Host_SuspendBus();
+
+       Pipe_ResetPipe(PIPE_CONTROLPIPE);
+
+       return ReturnStatus;
+}
+
 uint8_t USB_Host_SetDeviceConfiguration(const uint8_t ConfigNumber)
 {
        uint8_t ErrorCode;
@@ -201,7 +207,7 @@ uint8_t USB_Host_SetDeviceConfiguration(const uint8_t ConfigNumber)
                };
 
        Pipe_SelectPipe(PIPE_CONTROLPIPE);
-       
+
        if ((ErrorCode = USB_Host_SendControlRequest(NULL)) == HOST_SENDCONTROL_Successful)
        {
                USB_Host_ConfigurationNumber = ConfigNumber;
@@ -211,31 +217,32 @@ uint8_t USB_Host_SetDeviceConfiguration(const uint8_t ConfigNumber)
        return ErrorCode;
 }
 
-uint8_t USB_Host_GetDeviceDescriptor(void* const DeviceDescriptorPtr)
+uint8_t USB_Host_GetDeviceConfiguration(uint8_t* const ConfigNumber)
 {
        USB_ControlRequest = (USB_Request_Header_t)
                {
                        .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE),
-                       .bRequest      = REQ_GetDescriptor,
-                       .wValue        = (DTYPE_Device << 8),
+                       .bRequest      = REQ_GetConfiguration,
+                       .wValue        = 0,
                        .wIndex        = 0,
-                       .wLength       = sizeof(USB_Descriptor_Device_t),
+                       .wLength       = sizeof(uint8_t),
                };
 
        Pipe_SelectPipe(PIPE_CONTROLPIPE);
 
-       return USB_Host_SendControlRequest(DeviceDescriptorPtr);
+       return USB_Host_SendControlRequest(ConfigNumber);
 }
 
-uint8_t USB_Host_GetDeviceStringDescriptor(const uint8_t Index,
-                                           void* const Buffer,
-                                           const uint8_t BufferLength)
+uint8_t USB_Host_GetDescriptor(const uint8_t Type,
+                               const uint8_t Index,
+                               void* const Buffer,
+                               const uint8_t BufferLength)
 {
        USB_ControlRequest = (USB_Request_Header_t)
                {
                        .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE),
                        .bRequest      = REQ_GetDescriptor,
-                       .wValue        = (DTYPE_String << 8) | Index,
+                       .wValue        = (((uint16_t)Type << 8) | Index),
                        .wIndex        = 0,
                        .wLength       = BufferLength,
                };
@@ -294,5 +301,22 @@ uint8_t USB_Host_SetInterfaceAltSetting(const uint8_t InterfaceIndex,
        return USB_Host_SendControlRequest(NULL);
 }
 
+uint8_t USB_Host_GetInterfaceAltSetting(const uint8_t InterfaceIndex,
+                                        uint8_t* const AltSetting)
+{
+       USB_ControlRequest = (USB_Request_Header_t)
+               {
+                       .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_INTERFACE),
+                       .bRequest      = REQ_GetInterface,
+                       .wValue        = 0,
+                       .wIndex        = InterfaceIndex,
+                       .wLength       = sizeof(uint8_t),
+               };
+
+       Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+       return USB_Host_SendControlRequest(AltSetting);
+}
+
 #endif