Added new Host mode Audio Class driver.

[pub/USBasp.git] / LUFA / Drivers / USB / Class / Host / Printer.h

diff --git a/LUFA/Drivers/USB/Class/Host/Printer.h b/LUFA/Drivers/USB/Class/Host/Printer.h
index 8d01427..096cc59 100644 (file)
--- a/LUFA/Drivers/USB/Class/Host/Printer.h
+++ b/LUFA/Drivers/USB/Class/Host/Printer.h
@@ -38,7 +38,7 @@
  */
 
 /** \ingroup Group_USBClassPrinter
- *  @defgroup Group_USBClassPrinterHost Printer Class Host Mode Driver
+ *  \defgroup Group_USBClassPrinterHost Printer Class Host Mode Driver
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
@@ -67,10 +67,6 @@
                        #error Do not include this file directly. Include LUFA/Drivers/USB.h instead.
                #endif
 
-               #if defined(__INCLUDE_FROM_PRINTER_HOST_C) && defined(NO_STREAM_CALLBACKS)
-                       #error The NO_STREAM_CALLBACKS compile time option cannot be used in projects using the library Class drivers.
-               #endif
-
        /* Public Interface - May be used in end-application: */
                /* Type Defines: */
                        /** \brief Printer Class Host Mode Configuration and State Structure.
@@ -186,6 +182,19 @@
                         */
                        uint8_t PRNT_Host_Flush(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
 
+                       /** Sends the given null terminated string to the attached printer's input endpoint.
+                        *
+                        *  \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] PRNTInterfaceInfo  Pointer to a structure containing a Printer Class host configuration and state.
+                        *  \param[in]     String             Pointer to a null terminated string to send.
+                        *
+                        *  \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+                        */
+                       uint8_t PRNT_Host_SendString(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo,
+                                                    void* String) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+
                        /** Sends the given raw data stream to the attached printer's input endpoint. This should contain commands that the
                         *  printer is able to understand - for example, PCL data. Not all printers accept all printer languages; see
                         *  \ref PRNT_Host_GetDeviceID() for details on determining acceptable languages for an attached printer.
@@ -199,9 +208,9 @@
                         *
                         *  \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
                         */
-                       uint8_t PRNT_Host_SendString(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo,
-                                                    void* Buffer,
-                                                    const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+                       uint8_t PRNT_Host_SendData(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo,
+                                                  void* Buffer,
+                                                  const uint16_t Length) 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