/* Includes: */\r
#include "../../USB.h"\r
#include "../Common/CDC.h"\r
+\r
+ #include <stdio.h>\r
+ #include <string.h>\r
\r
/* Enable C linkage for C++ Compilers: */\r
#if defined(__cplusplus)\r
uint16_t DataINPipeSize; /**< Size in bytes of the CDC interface's IN data pipe */\r
uint16_t DataOUTPipeSize; /**< Size in bytes of the CDC interface's OUT data pipe */\r
uint16_t NotificationPipeSize; /**< Size in bytes of the CDC interface's IN notification pipe, if used */\r
+ \r
+ bool BidirectionalDataEndpoints; /**< Indicates if the attached CDC interface uses bidirectional data endpoints,\r
+ * and this has only the IN pipe configured (with \ref Pipe_SetPipeToken()\r
+ * used to switch the pipe's direction)\r
+ */\r
\r
struct\r
{\r
* \return A value from the \ref CDCHost_EnumerationFailure_ErrorCodes_t enum\r
*/\r
uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, uint16_t ConfigDescriptorSize,\r
- void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1, 3);\r
+ void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);\r
\r
/** Sets the line encoding for the attached device's virtual serial port. This should be called when the LineEncoding\r
* values of the interface have been changed to push the new settings to the USB device.\r
*\r
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum\r
*/\r
- uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, char* Data, const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1, 2);\r
+ uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, char* Data, const uint16_t Length)\r
+ ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);\r
\r
/** Sends a given byte to the attached USB device, if connected. If a host is not connected when the function is called, the\r
* byte is discarded.\r
*/\r
uint8_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);\r
\r
+ /** Flushes any data waiting to be sent, ensuring that the send buffer is cleared.\r
+ *\r
+ * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state\r
+ *\r
+ * \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum\r
+ */\r
+ uint8_t CDC_Host_Flush(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** Creates a standard characer stream for the given CDC Device instance so that it can be used with all the regular\r
+ * functions in the avr-libc <stdio.h> library that accept a FILE stream as a destination (e.g. fprintf). The created\r
+ * stream is bidirectional and can be used for both input and output functions.\r
+ *\r
+ * \note The created stream can be given as stdout if desired to direct the standard output from all <stdio.h> functions\r
+ * to the given CDC interface.\r
+ *\r
+ * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state\r
+ * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed\r
+ */\r
+ void CDC_Host_CreateStream(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, FILE* Stream);\r
+\r
+ /** Identical to CDC_Host_CreateStream(), except that reads are blocking until the calling stream function terminates\r
+ * the transfer. While blocking, the USB and CDC service tasks are called repeatedly to maintain USB communications.\r
+ *\r
+ * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state\r
+ * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed\r
+ */\r
+ void CDC_Host_CreateBlockingStream(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, FILE* Stream);\r
+\r
/** CDC class driver event for a control line state change on a CDC host interface. This event fires each time the device notifies\r
* the host of a control line state change (containing the virtual serial control line states, such as DCD) and may be hooked in the\r
* user program by declaring a handler function with the same name and parameters listed here. The new control line states\r
\r
/* Function Prototypes: */\r
#if defined(INCLUDE_FROM_CDC_CLASS_HOST_C)\r
+ static int CDC_Host_putchar(char c, FILE* Stream);\r
+ static int CDC_Host_getchar(FILE* Stream);\r
+ static int CDC_Host_getchar_Blocking(FILE* Stream);\r
+\r
void CDC_Host_Event_Stub(void);\r
void EVENT_CDC_Host_ControLineStateChanged(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)\r
ATTR_WEAK ATTR_NON_NULL_PTR_ARG(1) ATTR_ALIAS(CDC_Host_Event_Stub);\r
projects / pub / USBasp.git / blobdiff