/*
LUFA Library
- Copyright (C) Dean Camera, 2013.
+ Copyright (C) Dean Camera, 2015.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
- Copyright 2013 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2015 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
/** \ingroup Group_USBClassCDC
* \defgroup Group_USBClassCDCHost CDC Class Host Mode Driver
*
- * \section Sec_Dependencies Module Source Dependencies
+ * \section Sec_USBClassCDCHost_Dependencies Module Source Dependencies
* The following files must be built with any user project that uses this module:
* - LUFA/Drivers/USB/Class/Host/CDCClassHost.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
*
- * \section Sec_ModDescription Module Description
+ * \section Sec_USBClassCDCHost_ModDescription Module Description
* Host Mode USB Class driver framework interface, for the CDC USB Class driver.
*
* @{
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
*/
uint8_t CDC_Host_SendData(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
- const uint8_t* const Buffer,
- const uint16_t Length);
+ const void* const Buffer,
+ const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Sends a given data buffer from PROGMEM space to the attached USB device, if connected. If a device is not connected when the
+ * function is called, the string is discarded. Bytes will be queued for transmission to the host until either the pipe
+ * bank becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to the device. This allows
+ * for multiple bytes to be packed into a single pipe packet, increasing data throughput.
+ *
+ * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or
+ * the call will fail.
+ *
+ * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state.
+ * \param[in] Buffer Pointer to a buffer containing the data to send to the device.
+ * \param[in] Length Length of the data to send to the host.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t CDC_Host_SendData_P(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
+ const void* const Buffer,
+ const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
/** Sends a given null-terminated string to the attached USB device, if connected. If a device is not connected when the
* function is called, the string is discarded. Bytes will be queued for transmission to the device until either the pipe
uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
const char* const String) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+ /** Sends a given null terminated string from PROGMEM space to the attached USB device, if connected. If a device is not connected
+ * when the function is called, the string is discarded. Bytes will be queued for transmission to the device until either
+ * the pipe bank becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to
+ * the device. This allows for multiple bytes to be packed into a single pipe packet, increasing data throughput.
+ *
+ * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or
+ * the call will fail.
+ *
+ * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state.
+ * \param[in] String Pointer to the null terminated string to send to the host.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t CDC_Host_SendString_P(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
+ const char* const String) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+
/** Sends a given byte to the attached USB device, if connected. If a device is not connected when the function is called, the
* byte is discarded. Bytes will be queued for transmission to the device until either the pipe bank becomes full, or the
* \ref CDC_Host_Flush() function is called to flush the pending data to the host. This allows for multiple bytes to be
* \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed.
*/
void CDC_Host_CreateStream(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
- FILE* const Stream);
+ FILE* const Stream) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
/** Identical to \ref CDC_Host_CreateStream(), except that reads are blocking until the calling stream function terminates
* the transfer. While blocking, the USB and CDC service tasks are called repeatedly to maintain USB communications.
* \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed.
*/
void CDC_Host_CreateBlockingStream(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
- FILE* const Stream);
+ FILE* const Stream) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
#endif
-
+
/** CDC class driver event for a control line state change on a CDC host interface. This event fires each time the device notifies
* the host of a control line state change (containing the virtual serial control line states, such as DCD) and may be hooked in the
* user program by declaring a handler function with the same name and parameters listed here. The new control line states
projects / pub / USBasp.git / blobdiff