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Move new Class Driver powered demos to a new ClassDriver subdirectory, re-add old...
[pub/USBasp.git] / LUFA / Drivers / USB / LowLevel / Pipe.c
diff --git a/LUFA/Drivers/USB/LowLevel/Pipe.c b/LUFA/Drivers/USB/LowLevel/Pipe.c
index 1bc08e1..720da17 100644 (file)
--- a/LUFA/Drivers/USB/LowLevel/Pipe.c
+++ b/LUFA/Drivers/USB/LowLevel/Pipe.c
@@ -27,7 +27,9 @@
   arising out of or in connection with the use or performance of\r
   this software.\r
 */\r
-#include "USBMode.h"\r
+\r
+#include "../HighLevel/USBMode.h"\r
+\r
 #if defined(USB_CAN_BE_HOST)\r
 \r
 #define  INCLUDE_FROM_PIPE_C\r
@@ -35,7 +37,7 @@
 \r
 uint8_t USB_ControlPipeSize = PIPE_CONTROLPIPE_DEFAULT_SIZE;\r
 \r
-bool Pipe_ConfigurePipe(const uint8_t  Number, const uint8_t Type, const uint8_t Token, const uint8_t EndpointNumber,\r
+bool Pipe_ConfigurePipe(const uint8_t Number, const uint8_t Type, const uint8_t Token, const uint8_t EndpointNumber,\r
                                                const uint16_t Size, const uint8_t Banks)\r
 {\r
        Pipe_SelectPipe(Number);\r
@@ -68,32 +70,43 @@ void Pipe_ClearPipes(void)
 \r
 uint8_t Pipe_WaitUntilReady(void)\r
 {\r
+       #if (USB_STREAM_TIMEOUT_MS < 0xFF)\r
+       uint8_t  TimeoutMSRem = USB_STREAM_TIMEOUT_MS;  \r
+       #else\r
        uint16_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;\r
+       #endif\r
 \r
-       USB_INT_Clear(USB_INT_HSOFI);\r
-\r
-       while (!(Pipe_ReadWriteAllowed()))\r
+       for (;;)\r
        {\r
+               if (Pipe_GetPipeToken() == PIPE_TOKEN_IN)\r
+               {\r
+                       if (Pipe_IsINReceived())\r
+                         return PIPE_READYWAIT_NoError;\r
+               }\r
+               else\r
+               {\r
+                       if (Pipe_IsOUTReady())\r
+                         return PIPE_READYWAIT_NoError;                \r
+               }\r
+\r
                if (Pipe_IsStalled())\r
                  return PIPE_READYWAIT_PipeStalled;\r
                else if (!(USB_IsConnected))\r
                  return PIPE_READYWAIT_DeviceDisconnected;\r
                          \r
-               if (USB_INT_HasOccurred(USB_INT_HSOFI))\r
+               if (FrameElapsed)\r
                {\r
-                       USB_INT_Clear(USB_INT_HSOFI);\r
+                       FrameElapsed = false;\r
 \r
                        if (!(TimeoutMSRem--))\r
                          return PIPE_READYWAIT_Timeout;\r
                }\r
        }\r
-       \r
-       return PIPE_READYWAIT_NoError;\r
 }\r
 \r
 uint8_t Pipe_Write_Stream_LE(const void* Data, uint16_t Length\r
 #if !defined(NO_STREAM_CALLBACKS)\r
-                                 , uint8_t (* const Callback)(void)\r
+                                 , StreamCallbackPtr_t Callback\r
 #endif\r
                                                                 )\r
 {\r
@@ -103,30 +116,33 @@ uint8_t Pipe_Write_Stream_LE(const void* Data, uint16_t Length
        if ((ErrorCode = Pipe_WaitUntilReady()))\r
          return ErrorCode;\r
 \r
-       while (Length--)\r
+       while (Length)\r
        {\r
-               if (!(Pipe_ReadWriteAllowed()))\r
+               if (!(Pipe_IsReadWriteAllowed()))\r
                {\r
-                       Pipe_ClearCurrentBank();\r
+                       Pipe_ClearOUT();\r
                                \r
                        #if !defined(NO_STREAM_CALLBACKS)\r
                        if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))\r
-                         return PIPE_RWSTREAM_ERROR_CallbackAborted;\r
+                         return PIPE_RWSTREAM_CallbackAborted;\r
                        #endif\r
 \r
                        if ((ErrorCode = Pipe_WaitUntilReady()))\r
                          return ErrorCode;\r
                }\r
-\r
-               Pipe_Write_Byte(*(DataStream++));\r
+               else\r
+               {\r
+                       Pipe_Write_Byte(*(DataStream++));\r
+                       Length--;\r
+               }\r
        }\r
 \r
-       return PIPE_RWSTREAM_ERROR_NoError;\r
+       return PIPE_RWSTREAM_NoError;\r
 }\r
 \r
 uint8_t Pipe_Write_Stream_BE(const void* Data, uint16_t Length\r
 #if !defined(NO_STREAM_CALLBACKS)\r
-                                 , uint8_t (* const Callback)(void)\r
+                                 , StreamCallbackPtr_t Callback\r
 #endif\r
                                                                 )\r
 {\r
@@ -136,30 +152,33 @@ uint8_t Pipe_Write_Stream_BE(const void* Data, uint16_t Length
        if ((ErrorCode = Pipe_WaitUntilReady()))\r
          return ErrorCode;\r
 \r
-       while (Length--)\r
+       while (Length)\r
        {\r
-               if (!(Pipe_ReadWriteAllowed()))\r
+               if (!(Pipe_IsReadWriteAllowed()))\r
                {\r
-                       Pipe_ClearCurrentBank();\r
+                       Pipe_ClearOUT();\r
                                \r
                        #if !defined(NO_STREAM_CALLBACKS)\r
                        if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))\r
-                         return PIPE_RWSTREAM_ERROR_CallbackAborted;\r
+                         return PIPE_RWSTREAM_CallbackAborted;\r
                        #endif\r
 \r
                        if ((ErrorCode = Pipe_WaitUntilReady()))\r
                          return ErrorCode;\r
                }\r
-\r
-               Pipe_Write_Byte(*(DataStream--));\r
+               else\r
+               {\r
+                       Pipe_Write_Byte(*(DataStream--));\r
+                       Length--;\r
+               }\r
        }\r
 \r
-       return PIPE_RWSTREAM_ERROR_NoError;\r
+       return PIPE_RWSTREAM_NoError;\r
 }\r
 \r
 uint8_t Pipe_Discard_Stream(uint16_t Length\r
 #if !defined(NO_STREAM_CALLBACKS)\r
-                                 , uint8_t (* const Callback)(void)\r
+                                 , StreamCallbackPtr_t Callback\r
 #endif\r
                                                                 )\r
 {\r
@@ -168,30 +187,33 @@ uint8_t Pipe_Discard_Stream(uint16_t Length
        if ((ErrorCode = Pipe_WaitUntilReady()))\r
          return ErrorCode;\r
 \r
-       while (Length--)\r
+       while (Length)\r
        {\r
-               if (!(Pipe_ReadWriteAllowed()))\r
+               if (!(Pipe_IsReadWriteAllowed()))\r
                {\r
-                       Pipe_ClearCurrentBank();\r
+                       Pipe_ClearIN();\r
                                \r
                        #if !defined(NO_STREAM_CALLBACKS)\r
                        if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))\r
-                         return PIPE_RWSTREAM_ERROR_CallbackAborted;\r
+                         return PIPE_RWSTREAM_CallbackAborted;\r
                        #endif\r
 \r
                        if ((ErrorCode = Pipe_WaitUntilReady()))\r
                          return ErrorCode;\r
                }\r
-\r
-               Pipe_Discard_Byte();\r
+               else\r
+               {\r
+                       Pipe_Discard_Byte();\r
+                       Length--;\r
+               }\r
        }\r
 \r
-       return PIPE_RWSTREAM_ERROR_NoError;\r
+       return PIPE_RWSTREAM_NoError;\r
 }\r
 \r
 uint8_t Pipe_Read_Stream_LE(void* Buffer, uint16_t Length\r
 #if !defined(NO_STREAM_CALLBACKS)\r
-                                 , uint8_t (* const Callback)(void)\r
+                                 , StreamCallbackPtr_t Callback\r
 #endif\r
                                                                 )\r
 {\r
@@ -201,30 +223,33 @@ uint8_t Pipe_Read_Stream_LE(void* Buffer, uint16_t Length
        if ((ErrorCode = Pipe_WaitUntilReady()))\r
          return ErrorCode;\r
 \r
-       while (Length--)\r
+       while (Length)\r
        {\r
-               if (!(Pipe_ReadWriteAllowed()))\r
+               if (!(Pipe_IsReadWriteAllowed()))\r
                {\r
-                       Pipe_ClearCurrentBank();\r
+                       Pipe_ClearIN();\r
                                \r
                        #if !defined(NO_STREAM_CALLBACKS)\r
                        if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))\r
-                         return PIPE_RWSTREAM_ERROR_CallbackAborted;\r
+                         return PIPE_RWSTREAM_CallbackAborted;\r
                        #endif\r
 \r
                        if ((ErrorCode = Pipe_WaitUntilReady()))\r
                          return ErrorCode;\r
                }\r
-               \r
-               *(DataStream++) = Pipe_Read_Byte();\r
+               else\r
+               {\r
+                       *(DataStream++) = Pipe_Read_Byte();\r
+                       Length--;\r
+               }\r
        }\r
 \r
-       return PIPE_RWSTREAM_ERROR_NoError;\r
+       return PIPE_RWSTREAM_NoError;\r
 }\r
 \r
 uint8_t Pipe_Read_Stream_BE(void* Buffer, uint16_t Length\r
 #if !defined(NO_STREAM_CALLBACKS)\r
-                                 , uint8_t (* const Callback)(void)\r
+                                 , StreamCallbackPtr_t Callback\r
 #endif\r
                                                                 )\r
 {\r
@@ -234,25 +259,28 @@ uint8_t Pipe_Read_Stream_BE(void* Buffer, uint16_t Length
        if ((ErrorCode = Pipe_WaitUntilReady()))\r
          return ErrorCode;\r
 \r
-       while (Length--)\r
+       while (Length)\r
        {\r
-               if (!(Pipe_ReadWriteAllowed()))\r
+               if (!(Pipe_IsReadWriteAllowed()))\r
                {\r
-                       Pipe_ClearCurrentBank();\r
+                       Pipe_ClearIN();\r
                                \r
                        #if !defined(NO_STREAM_CALLBACKS)\r
                        if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))\r
-                         return PIPE_RWSTREAM_ERROR_CallbackAborted;\r
+                         return PIPE_RWSTREAM_CallbackAborted;\r
                        #endif\r
 \r
                        if ((ErrorCode = Pipe_WaitUntilReady()))\r
                          return ErrorCode;\r
                }\r
-\r
-               *(DataStream--) = Pipe_Read_Byte();\r
+               else\r
+               {\r
+                       *(DataStream--) = Pipe_Read_Byte();\r
+                       Length--;\r
+               }\r
        }\r
        \r
-       return PIPE_RWSTREAM_ERROR_NoError;\r
+       return PIPE_RWSTREAM_NoError;\r
 }\r
 \r
 #endif\r
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