printer.c

isp1161驱动代码是我下载并该动后而成,还有点缺点,但对你可能有点帮助

/*
**  Kenobi2          version 1.3 
**
**      ** This code has been made to check/learn the 1161 functionalities ** 
**      ** Release 25-Feb-2002                                             **
**
**      OKANO, Akifumi 
**      
**		Computing Segment, Semisonductors Div, Philips Japan Ltd.
**      [e-mail]
**      [phone]
*/

//	12-Nov.-2001 fseek() is removed to reduce standard library call.
//	12-Nov.-2001 File access changed from fread() to read()
//	13-Nov.-2001 Bug fixed


/****************************************************************************/
/*	includes																*/
/****************************************************************************/

#include		<stdio.h>
#include		<stdlib.h>
#include		<alloc.h>
#include		<string.h>
#include		<ctype.h>
#include		<fcntl.h>
#include		<dos.h>

#include		"data_tr.h"
#include		"dev_ep.h"
#include		"tr_gene.h"
#include		"ui.h"
#include		"general.h"
#include		"sing.h"
#include		"printer.h"


/****************************************************************************/
/*	constants																*/
/****************************************************************************/

#define			COMMAND_IN					0x03F1		//	Bytes
//#define			PRINT_BUFFER_SIZE			8192		//	Bytes
//#define			PRINT_BUFFER_SIZE			(20 * (1 << 10))	//	Bytes		
#define			PRINT_BUFFER_SIZE			4096	//	Bytes		
#define			BULK_TR_MAX_SIZE			960			//	Bytes

#define			TARGET_ENDPOINT				2

#define			DEFAULT_PRINT_FILE			"default.pcl"

#define			DISPLAY_SLOWDOWN_THRESHOLD	0

#define			NUM_OF_VENDER				3

#define			PAGE_END_CHARS				3

/****************************************************************************/
/*	global vars																*/
/****************************************************************************/

char					g_printer_file_str[ MAX_NUM_OF_PRINTER_FILES ][ FILE_NAME_STR_LENGTH ];		//	Printer file list
char					g_printer_file_str_curs			= 0;										//	Printer file list cursor

char					g_printer_default_file_path[ FILE_NAME_STR_LENGTH ]		= "";

unsigned char			g_init_command_array[ 2 ][ 8 ]	= 	{
																{
																	0x01, 0x0B, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00
																},
																
																{
																	0xA1, 0x00, 0x00, 0x00, 0x00, 0x00, 0xA1, 0x00
																}
															};
unsigned char			g_debug_flg						= 0;
unsigned char			g_printer_current_target_device_address;									//	To point the current target printer device address


ptr_vid_suffix			printer_vid_suffix[ NUM_OF_VENDER ]={
																{ VENDER_ID_HP,    DEFAULT_FILE_SUFFIX_HP    },
																{ VENDER_ID_EPSON, DEFAULT_FILE_SUFFIX_EPSON },
																{ VENDER_ID_CANON, DEFAULT_FILE_SUFFIX_CANON }
															};
char					text_page_end[ PAGE_END_CHARS ]	=	{		0x0D, 0x0A, 0x0C	};
unsigned short			num_of_text_page_end_chars		= PAGE_END_CHARS;			

endpoint_info_ptr		g_printer_endpoint_ptr;



/****************************************************************************/
/*	function prototypes														*/
/****************************************************************************/

void				printer_main( void );
unsigned short		printer_init( device_instance *dvi_ptr );
unsigned long		bulk_transfer_service_from_file( unsigned char *buffer, int file_handle, unsigned long file_size, endpoint_info *epi_ptr );
int 				print_file_name_input_dialog( char *file_name );
char				*vender_independent_suffix( unsigned char address );
char				isThisTextFile( char *file_name );
unsigned long 		printer_file_size( int file_handle );


/****************************************************************************/
/*	function definitions													*/
/****************************************************************************/

void printer_main( void )
{
	int					file_handle;
	unsigned char		*print_image_buffer;
	char				file_name[ FILE_NAME_STR_LENGTH ];
	device_instance 	*dvi_ptr;
	char				text_mode;
	unsigned long		file_size;
	unsigned long		total_size					= 0;
	int					transfered_size;
	int					target_ep_index;
	double				size;

	/*								*/
	/*  Printer start message		*/
	/*								*/

	mprintf( LIGHTGREEN, CONTINUE, "\r\n\r\n  PrinterTest started\r\n" );

	/*								*/
	/*  Finding USB printer device	*/
	/*								*/
		
	if ( NULL == (dvi_ptr		= find_class_interface( PRINTER_CLASS_INTERFACE )) )
	{
		mprintf( LIGHTGREEN, CONTINUE, "\r\n  Printer device can not be found.\r\n" );
		return;
	}
	
	g_printer_current_target_device_address		= dvi_ptr->address;


	if ( 0 != printer_init( dvi_ptr ) )
	{
		mprintf( LIGHTGREEN, CONTINUE, "    error @ print initialization\r\n" );
		return;
	}
	
	
	/*								*/
	/*  Selection for printer file	*/
	/*								*/
	
	print_file_name_input_dialog( file_name );

	if ( -1 == *file_name )
	{
		mprintf( LIGHTGREEN, CONTINUE, "    Pirnt canceled by user by pressing [Esc] key.\r\n" );
		return;
	}
	
	if ( !(*file_name) )
		strcpy( file_name, DEFAULT_PRINT_FILE );
	
	/*									*/
	/*  Check TEXT file					*/
	/*									*/
	
	if ( -1 == (text_mode	= isThisTextFile( file_name )) )
	{
		mprintf( LIGHTGREEN, CONTINUE, "    error @ opening print source file \"%s\"\r\n", file_name );
		return;
	}

	
	if ( 0 != (_dos_open( file_name, O_RDONLY, &file_handle )) )
	{
		mprintf( LIGHTGREEN, CONTINUE, "    error @ opening print source file \"%s\"\r\n", file_name );
		return;
	}
	
	file_size	= printer_file_size( file_handle );
	
	mprintf( LIGHTGREEN, CONTINUE, "\r\n" );
	mprintf( LIGHTGREEN, CONTINUE, "    printing file \"%s\"\r\n", file_name );
	mprintf( LIGHTGREEN, CONTINUE, "    printing data size %lu ", file_size );
	
	if ( file_size >> 20 )
		mprintf( LIGHTGREEN,  CONTINUE, "(%.2fM)", (double)file_size / (double)(1L << 20) );
	else
		mprintf( LIGHTGREEN,  CONTINUE, "(%.2fK)", (double)file_size / (double)(1 << 10) );
		
	mprintf( LIGHTGREEN,  CONTINUE, " bytes.\r\n" );
		
	
	mprintf(      GREEN, CONTINUE, "    printing can be aborted by key [p].\r\n" );
	mprintf(      GREEN, CONTINUE, "    other key press will be ignored.\r\n" );
	
		
	/*									*/
	/*  Allocating application buffer	*/
	/*									*/
	
	if ( NULL == (print_image_buffer	= (unsigned char *)malloc( (PRINT_BUFFER_SIZE) * sizeof( unsigned char ) )) )
		mprintf( RED, ABORT, "malloc error @ printer_main\r\n" );
	

	/*								*/
	/*  Read file, send on bulk		*/
	/*								*/
	
	if ( ((dvi_ptr->epi_ptr)[ 1 ])->direction == 0 )	//	"0" means drection=OUT
		target_ep_index		= 1;
	else
		target_ep_index		= 2;

	g_printer_endpoint_ptr	= (dvi_ptr->epi_ptr)[ target_ep_index ];

	total_size	= bulk_transfer_service_from_file( print_image_buffer, file_handle, file_size, g_printer_endpoint_ptr );


	/*								*/
	/*  Bulk tr finished			*/
	/*								*/
	
	
	if ( text_mode )		//	If it was TEXT file, add pagebreak.
	{
		transfered_size		= num_of_text_page_end_chars;
	
		do
		{
			transaction( OUT, (unsigned char *)(&text_page_end), (unsigned short *)(&transfered_size), g_printer_endpoint_ptr );
		}
		while ( !transfered_size );
	}
	

	mprintf( LIGHTGREEN,  CONTINUE, "                                %8lu ", total_size );
	
	if ( total_size >> 20 )
		mprintf( LIGHTGREEN,  CONTINUE, "(%.2fM) bytes transferred.\r\n", (double)total_size / (double)(1L << 20) );
	else
		mprintf( LIGHTGREEN,  CONTINUE, "(%.2fK) bytes transferred.\r\n", (double)total_size / (double)(1 << 10) );
		
	mprintf( LIGHTGREEN, CONTINUE, "\r\n    print finished\r\n\r\n" );

	g_printer_current_target_device_address		= 0;
	
	free( print_image_buffer );
	_dos_close( file_handle );
}


unsigned short printer_init( device_instance *dvi_ptr )
{
	unsigned short			err;
	unsigned char			*buff_ptr;
	
	if ( NULL == (buff_ptr	= (unsigned char *)malloc( 161 * sizeof( unsigned char ) )) )
		mprintf( RED, ABORT, "malloc error @ print_init\r\n" );
	

#if 0
	if ( venderID( dvi_ptr ) == VENDER_ID_HP )
	{
		if ( 0x0FFF & control_transfer( (USB_Device_Request *)g_init_command_array[ 0 ], dvi_ptr, buff_ptr ) )
		{
			free( buff_ptr );
			return ( err );
		}
	}
#endif

	if ( 0x0FFF & control_transfer( (USB_Device_Request *)g_init_command_array[ 1 ], dvi_ptr, buff_ptr ) )
	{
	
		mprintf( LIGHTGREEN, CONTINUE, "    error @ print initialization 1 0x%04X\r\n"  );

		free( buff_ptr );
		return ( err );
	}
	
	free( buff_ptr );
	return ( 0 );
}


unsigned long bulk_transfer_service_from_file( unsigned char *base_buffer_ptr, int file_handle, unsigned long file_size, endpoint_info *epi_ptr )
{
	unsigned char		*current_buffer_ptr;
	device_instance 	*dvi_ptr;
	unsigned int		read_size;
	unsigned int		transfered_size;
	unsigned char		completion_code;
	unsigned long		total_size					= 0;
	unsigned long		display_slow				= 0;


	mprintf( LIGHTGREEN, CONTINUE, "                                waiting for the printer ready.\r" );

	while ( 1 )
	{
		if ( FILE_ACCESS_READ != dos_read_exclusive( file_handle, base_buffer_ptr, PRINT_BUFFER_SIZE, &read_size, FILE_ACCESS_FREE, FILE_ACCESS_REQUEST_FROM_PRTR ) )
			continue;
			
		if ( read_size == 0 )
			break;
	
		current_buffer_ptr	= base_buffer_ptr;
	
		while ( read_size )
		{
//			transfered_size		= read_size;
			transfered_size		= read_size > BULK_TR_MAX_SIZE ? BULK_TR_MAX_SIZE : read_size;
			
			completion_code		= transaction( OUT, current_buffer_ptr, (unsigned short *)(&transfered_size), epi_ptr );

			if ( isCCFatalError( completion_code ) )
			{
				mprintf( RED, CONTINUE, "\r\n    error @ communication, completion_code = 0x%01X.\r\n\r\n", completion_code );
				return ( total_size );
			}
			
			if ( !transfered_size )
			{
				if ( DISPLAY_SLOWDOWN_THRESHOLD == display_slow )
				{
					mprintf( YELLOW, CONTINUE, "      SlowedDown by Printer   \r" );
					wait_ms( 50 );
				}
				display_slow	= 1;
			}
			else
			{
				read_size			-= transfered_size;
				current_buffer_ptr	+= transfered_size;
				total_size			+= transfered_size;

				if ( key_polling_timing() )
					mprintf( LIGHTGREEN, CONTINUE, "                                %8lu bytes (%5.1f%) transferred.\r", total_size, ((double)total_size / (double)file_size) * 100.00 );
				
				display_slow	= 0;
			}
			
			
			/*								*/
			/*  Check abort command			*/
			/*								*/

			if ( key_polling_timing() )
				if ( bioskey( 1 ) )
					if ( 'p' == (bioskey( 0 ) & 0xFF) )
					{
						mprintf( RED, CONTINUE, "\r\n    printing terminated by user.\r\n\r\n" );
						return ( total_size );
					}
			
			
			/*								*/
			/*  Check device still exists	*/
			/*								*/
			
			if ( NULL == find_device( g_printer_current_target_device_address ) )
			{
				mprintf( LIGHTGREEN, CONTINUE, "    error @ printer device disappeared.\r\n" );
				return ( total_size );
			}
		}
	}
	
	return ( total_size );
}


int print_file_name_input_dialog( char *file_name )
{
	mprintf( YELLOW, CONTINUE, "\r\n" );
	mprintf( YELLOW, CONTINUE, "    type in the file name (and path) to print.\r\n" );
	mprintf( YELLOW, CONTINUE, "    just [Return] makes to use default file.\r\n\r\n" );
	
	get_string_from_console( file_name, FILE_NAME_STR_LENGTH, WHITE, "    file name >> ", YELLOW, vender_independent_suffix( g_printer_current_target_device_address ) );
	mprintf( YELLOW, CONTINUE, "\r\n" );
	
	return ( !(*file_name) );
}


char *vender_independent_suffix( unsigned char address )
{
	int		i;
	
	for ( i = 0; i < NUM_OF_VENDER; i++ )
		if ( venderID( find_device( address ) ) == printer_vid_suffix[ i ].vid )
			return ( printer_vid_suffix[ i ].suffix );
	
	return ( 0 );
}


char isThisTextFile( char *file_name )
{
	//	This function returns 0xFF, if file can not be opened.
	
	FILE	*fp;
	char	data;
	
	if ( NULL == (fp	= fopen( file_name, "rb" )) )
		return ( 0xFF );	

	fread( &data, sizeof( unsigned char ), 1, fp );
	
	fclose( fp );
	
	if ( isprint( data ) )
		return ( 1 );
	else
		return ( 0 );
}


#include	<sys\stat.h>
unsigned long printer_file_size( int file_handle )
{
	struct stat		stat_buffer;
	
	fstat( file_handle, &stat_buffer );

	return ( (unsigned long)(stat_buffer.st_size) );
}