Fixed invalid data being returned when a GetStatus request is issued in Device mode...

[pub/USBasp.git] / Demos / Host / ClassDriver / CDCHost / CDCHost.c

diff --git a/Demos/Host/ClassDriver/CDCHost/CDCHost.c b/Demos/Host/ClassDriver/CDCHost/CDCHost.c
index 65f490f..7aa8dee 100644 (file)
--- a/Demos/Host/ClassDriver/CDCHost/CDCHost.c
+++ b/Demos/Host/ClassDriver/CDCHost/CDCHost.c
@@ -48,12 +48,8 @@ USB_ClassInfo_CDC_Host_t VirtualSerial_CDC_Interface =
                                .DataOUTPipeNumber      = 2,\r
                                .NotificationPipeNumber = 3,\r
                        },\r
                                .DataOUTPipeNumber      = 2,\r
                                .NotificationPipeNumber = 3,\r
                        },\r

-                       \r
-               .State =\r
-                       {\r
-                               // Leave all state values to their defaults                     \r
-                       }\r

        };\r
        };\r

+\r

        \r
 /** Main program entry point. This routine configures the hardware required by the application, then\r
  *  starts the scheduler to run the application tasks.\r
        \r
 /** Main program entry point. This routine configures the hardware required by the application, then\r
  *  starts the scheduler to run the application tasks.\r


@@ -71,8 +67,25 @@ int main(void)
                switch (USB_HostState)\r
                {\r
                        case HOST_STATE_Addressed:\r
                switch (USB_HostState)\r
                {\r
                        case HOST_STATE_Addressed:\r

-                               if (!(CDC_Host_ConfigurePipes(&VirtualSerial_CDC_Interface)))\r
+                               LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);\r
+                       \r
+                               uint16_t ConfigDescriptorSize;\r
+                               uint8_t  ConfigDescriptorData[512];\r
+\r
+                               if ((USB_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, NULL) != HOST_SENDCONTROL_Successful) ||\r
+                                   (ConfigDescriptorSize > sizeof(ConfigDescriptorData)) ||\r
+                                       (USB_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData)))\r

                                {\r
                                {\r

+                                       printf("Error Retrieving Configuration Descriptor.\r\n");\r
+                                       LEDs_SetAllLEDs(LEDMASK_USB_ERROR);\r
+                                       USB_HostState = HOST_STATE_WaitForDeviceRemoval;\r
+                                       break;\r
+                               }\r
+\r
+                               if (CDC_Host_ConfigurePipes(&VirtualSerial_CDC_Interface,\r
+                                                           ConfigDescriptorSize, ConfigDescriptorData) != CDC_ENUMERROR_NoError)\r
+                               {\r
+                                       printf("Attached Device Not a Valid CDC Class Device.\r\n");\r

                                        LEDs_SetAllLEDs(LEDMASK_USB_ERROR);\r
                                        USB_HostState = HOST_STATE_WaitForDeviceRemoval;\r
                                        break;\r
                                        LEDs_SetAllLEDs(LEDMASK_USB_ERROR);\r
                                        USB_HostState = HOST_STATE_WaitForDeviceRemoval;\r
                                        break;\r


@@ -80,17 +93,23 @@ int main(void)
                                \r
                                if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)\r
                                {\r
                                \r
                                if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)\r
                                {\r

+                                       printf("Error Setting Device Configuration.\r\n");\r

                                        LEDs_SetAllLEDs(LEDMASK_USB_ERROR);\r
                                        USB_HostState = HOST_STATE_WaitForDeviceRemoval;\r
                                        break;\r
                                }\r
                                        LEDs_SetAllLEDs(LEDMASK_USB_ERROR);\r
                                        USB_HostState = HOST_STATE_WaitForDeviceRemoval;\r
                                        break;\r
                                }\r

-\r
+                               \r
+                               printf("CDC Device Enumerated.\r\n");\r

                                USB_HostState = HOST_STATE_Configured;\r
                                break;\r
                        case HOST_STATE_Configured:\r
                                USB_HostState = HOST_STATE_Configured;\r
                                break;\r
                        case HOST_STATE_Configured:\r

-                               USB_HostState = HOST_STATE_Ready;\r
-                               break;\r
-                       case HOST_STATE_Ready:\r
+                               if (CDC_Host_BytesReceived(&VirtualSerial_CDC_Interface))\r
+                               {\r
+                                       /* Echo received bytes from the attached device through the USART */\r
+                                       while (CDC_Host_BytesReceived(&VirtualSerial_CDC_Interface))\r
+                                         putchar(CDC_Host_ReceiveByte(&VirtualSerial_CDC_Interface));\r
+                               }\r
+                       \r

                                break;\r
                }\r
        \r
                                break;\r
                }\r
        \r


@@ -118,7 +137,7 @@ void SetupHardware(void)
 /** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and\r
  *  starts the library USB task to begin the enumeration and USB management process.\r
  */\r
 /** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and\r
  *  starts the library USB task to begin the enumeration and USB management process.\r
  */\r

-void EVENT_USB_DeviceAttached(void)\r
+void EVENT_USB_Host_DeviceAttached(void)\r

 {\r
        puts_P(PSTR("Device Attached.\r\n"));\r
        LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);\r
 {\r
        puts_P(PSTR("Device Attached.\r\n"));\r
        LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);\r


@@ -127,7 +146,7 @@ void EVENT_USB_DeviceAttached(void)
 /** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and\r
  *  stops the library USB task management process.\r
  */\r
 /** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and\r
  *  stops the library USB task management process.\r
  */\r

-void EVENT_USB_DeviceUnattached(void)\r
+void EVENT_USB_Host_DeviceUnattached(void)\r

 {\r
        puts_P(PSTR("\r\nDevice Unattached.\r\n"));\r
        LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);\r
 {\r
        puts_P(PSTR("\r\nDevice Unattached.\r\n"));\r
        LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);\r


@@ -136,18 +155,18 @@ void EVENT_USB_DeviceUnattached(void)
 /** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully\r
  *  enumerated by the host and is now ready to be used by the application.\r
  */\r
 /** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully\r
  *  enumerated by the host and is now ready to be used by the application.\r
  */\r

-void EVENT_USB_DeviceEnumerationComplete(void)\r
+void EVENT_USB_Host_DeviceEnumerationComplete(void)\r

 {\r
        LEDs_SetAllLEDs(LEDMASK_USB_READY);\r
 }\r
 \r
 /** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */\r
 {\r
        LEDs_SetAllLEDs(LEDMASK_USB_READY);\r
 }\r
 \r
 /** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */\r

-void EVENT_USB_HostError(const uint8_t ErrorCode)\r
+void EVENT_USB_Host_HostError(const uint8_t ErrorCode)\r

 {\r
        USB_ShutDown();\r
 \r
 {\r
        USB_ShutDown();\r
 \r

-       puts_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"));\r
-       printf_P(PSTR(" -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);\r
+       printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"\r
+                                " -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);\r

 \r
        LEDs_SetAllLEDs(LEDMASK_USB_ERROR);\r
        for(;;);\r
 \r
        LEDs_SetAllLEDs(LEDMASK_USB_ERROR);\r
        for(;;);\r


@@ -156,12 +175,12 @@ void EVENT_USB_HostError(const uint8_t ErrorCode)
 /** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while\r
  *  enumerating an attached USB device.\r
  */\r
 /** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while\r
  *  enumerating an attached USB device.\r
  */\r

-void EVENT_USB_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode)\r
+void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode)\r

 {\r
 {\r

-       puts_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"));\r
-       printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);\r
-       printf_P(PSTR(" -- Sub Error Code %d\r\n"), SubErrorCode);\r
-       printf_P(PSTR(" -- In State %d\r\n" ESC_FG_WHITE), USB_HostState);\r
+       printf_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"\r
+                                " -- Error Code %d\r\n"\r
+                                " -- Sub Error Code %d\r\n"\r
+                                " -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);\r

        \r
        LEDs_SetAllLEDs(LEDMASK_USB_ERROR);\r
 }\r
        \r
        LEDs_SetAllLEDs(LEDMASK_USB_ERROR);\r
 }\r