diff options
Diffstat (limited to 'LUFA/Drivers/USB/Class/Host/Printer.h')
-rw-r--r-- | LUFA/Drivers/USB/Class/Host/Printer.h | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/LUFA/Drivers/USB/Class/Host/Printer.h b/LUFA/Drivers/USB/Class/Host/Printer.h index 1fb08b2eac..91c13195b5 100644 --- a/LUFA/Drivers/USB/Class/Host/Printer.h +++ b/LUFA/Drivers/USB/Class/Host/Printer.h @@ -182,6 +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. @@ -195,9 +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 |