pixbuf_test.h File Reference

#include <stdint.h>
#include <ipxe/refcnt.h>
#include <ipxe/image.h>
#include <ipxe/test.h>

Go to the source code of this file.

Data Structures
struct	pixel_buffer_test
	A pixel buffer test. More...

Macros
#define	PIX(_name, _type, _file, _width, _height, _data)
	Define a pixel buffer test. More...
#define	pixbuf_ok(test)   pixbuf_okx ( test, __FILE__, __LINE__ )
	Report pixel buffer test result. More...

Functions
	FILE_LICENCE (GPL2_OR_LATER_OR_UBDL)
void	pixbuf_okx (struct pixel_buffer_test *test, const char *file, unsigned int line)
	Report pixel buffer test result. More...

Macro Definition Documentation

PIX

#define PIX	(		_name,
			_type,
			_file,
			_width,
			_height,
			_data
	)

Value:

static const char _name ## __file[] = _file;                    \
        static const uint32_t _name ## __data[] = _data;                \
        static struct image _name ## __image = {                        \
                .refcnt = REF_INIT ( ref_no_free ),                     \
                .name = #_name,                                         \
                .data = ( userptr_t ) ( _name ## __file ),              \
                .len = sizeof ( _name ## __file ),                      \
        };                                                              \
        static struct pixel_buffer_test _name = {                       \
                .type = _type,                                          \
                .image = & _name ## __image,                            \
                .data = _name ## __data,                                \
                .len = sizeof ( _name ## __data ),                      \
                .width = _width,                                        \
                .height = _height,                                      \
        };

Define a pixel buffer test.

Parameters

_name	Test name
_type	Test image file type
_file	Test image file data
_width	Expected pixel buffer width
_height	Expected pixel buffer height
_data	Expected pixel buffer data

Return values

test	Pixel buffer test

Definition at line 38 of file pixbuf_test.h.

pixbuf_ok

#define pixbuf_ok

(

test

)

pixbuf_okx ( test, __FILE__, __LINE__ )

Report pixel buffer test result.

Parameters

test	Pixel buffer test

Definition at line 64 of file pixbuf_test.h.

Function Documentation

FILE_LICENCE()

FILE_LICENCE

(

GPL2_OR_LATER_OR_UBDL

)

pixbuf_okx()

void pixbuf_okx	(	struct pixel_buffer_test *	test,
		const char *	file,
		unsigned int	line
	)

Report pixel buffer test result.

Parameters

test	Pixel buffer test
file	Test code file
line	Test code line

Definition at line 48 of file pixbuf_test.c.

                                      {
        struct pixel_buffer *pixbuf;
        int rc;

        /* Sanity check */
        assert ( ( test->width * test->height * sizeof ( test->data[0] ) )
                 == test->len );

        /* Correct image data pointer */
        test->image->data = virt_to_user ( ( void * ) test->image->data );

        /* Check that image is detected as correct type */
        okx ( register_image ( test->image ) == 0, file, line );
        okx ( test->image->type == test->type, file, line );

        /* Check that a pixel buffer can be created from the image */
        okx ( ( rc = image_pixbuf ( test->image, &pixbuf ) ) == 0, file, line );
        if ( rc == 0 ) {

                /* Check pixel buffer dimensions */
                okx ( pixbuf->width == test->width, file, line );
                okx ( pixbuf->height == test->height, file, line );

                /* Check pixel buffer data */
                okx ( pixbuf->len == test->len, file, line );
                okx ( memcmp_user ( pixbuf->data, 0,
                                    virt_to_user ( test->data ), 0,
                                    test->len ) == 0, file, line );

                pixbuf_put ( pixbuf );
        }

        /* Unregister image */
        unregister_image ( test->image );
}

References assert(), pixel_buffer::data, pixel_buffer::height, image_pixbuf(), pixel_buffer::len, memcmp_user(), okx, rc, register_image(), test, unregister_image(), virt_to_user(), and pixel_buffer::width.