/**
* Report pixel buffer test result
*
* @v test Pixel buffer test
* @v file Test code file
* @v line Test code line
*/
void pixbuf_okx ( struct pixel_buffer_test *test, const char *file,
unsigned int line ) {
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 PNM */
okx ( image_probe ( 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 );
}
}
/**
* Initialise command line
*
* @ret rc Return status code
*/
static int cmdline_init ( void ) {
userptr_t cmdline_user;
char *cmdline;
size_t len;
int rc;
/* Do nothing if no command line was specified */
if ( ! cmdline_phys ) {
DBGC ( colour, "RUNTIME found no command line\n" );
return 0;
}
cmdline_user = phys_to_user ( cmdline_phys );
len = ( strlen_user ( cmdline_user, 0 ) + 1 /* NUL */ );
/* Allocate and copy command line */
cmdline_copy = malloc ( len );
if ( ! cmdline_copy ) {
DBGC ( colour, "RUNTIME could not allocate %zd bytes for "
"command line\n", len );
rc = -ENOMEM;
goto err_alloc_cmdline_copy;
}
cmdline = cmdline_copy;
copy_from_user ( cmdline, cmdline_user, 0, len );
DBGC ( colour, "RUNTIME found command line \"%s\" at %08x\n",
cmdline, cmdline_phys );
/* Mark command line as consumed */
cmdline_phys = 0;
/* Strip unwanted cruft from the command line */
cmdline_strip ( cmdline, "BOOT_IMAGE=" );
cmdline_strip ( cmdline, "initrd=" );
while ( isspace ( *cmdline ) )
cmdline++;
DBGC ( colour, "RUNTIME using command line \"%s\"\n", cmdline );
/* Prepare and register image */
cmdline_image.data = virt_to_user ( cmdline );
cmdline_image.len = strlen ( cmdline );
if ( cmdline_image.len ) {
if ( ( rc = register_image ( &cmdline_image ) ) != 0 ) {
DBGC ( colour, "RUNTIME could not register command "
"line: %s\n", strerror ( rc ) );
goto err_register_image;
}
}
/* Drop our reference to the image */
image_put ( &cmdline_image );
return 0;
err_register_image:
image_put ( &cmdline_image );
err_alloc_cmdline_copy:
return rc;
}
/**
* Report content information test result
*
* @v test Content information test
* @v info Content information to fill in
* @v file Test code file
* @v line Test code line
*/
static void peerdist_info_okx ( struct peerdist_info_test *test,
struct peerdist_info *info,
const char *file, unsigned int line ) {
/* Parse content information */
okx ( peerdist_info ( virt_to_user ( test->data ), test->len,
info ) == 0, file, line );
/* Verify content information */
okx ( info->raw.data == virt_to_user ( test->data ), file, line );
okx ( info->raw.len == test->len, file, line );
okx ( info->digest == test->expected_digest, file, line );
okx ( info->digestsize == test->expected_digestsize, file, line );
okx ( info->trim.start >= info->range.start, file, line );
okx ( info->trim.start == test->expected_trim.start, file, line );
okx ( info->trim.end <= info->range.end, file, line );
okx ( info->trim.end == test->expected_trim.end, file, line );
okx ( info->segments == test->expected_segments, file, line );
}
/**
* Register all embedded images
*/
static void embedded_init ( void ) {
int i;
struct image *image;
void *data;
int rc;
/* Skip if we have no embedded images */
if ( ! sizeof ( embedded_images ) )
return;
/* Fix up data pointers and register images */
for ( i = 0 ; i < ( int ) ( sizeof ( embedded_images ) /
sizeof ( embedded_images[0] ) ) ; i++ ) {
image = &embedded_images[i];
/* virt_to_user() cannot be used in a static
* initialiser, so we cast the pointer to a userptr_t
* in the initialiser and fix it up here. (This will
* actually be a no-op on most platforms.)
*/
data = ( ( void * ) image->data );
image->data = virt_to_user ( data );
DBG ( "Embedded image \"%s\": %zd bytes at %p\n",
image->name, image->len, data );
if ( ( rc = register_image ( image ) ) != 0 ) {
DBG ( "Could not register embedded image \"%s\": "
"%s\n", image->name, strerror ( rc ) );
return;
}
}
/* Select the first image */
image = &embedded_images[0];
if ( ( rc = image_select ( image ) ) != 0 ) {
DBG ( "Could not select embedded image \"%s\": %s\n",
image->name, strerror ( rc ) );
return;
}
}