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[efi] Provide efi_devpath_len()

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2015-09-10 23:22:43 +01:00
parent 4a7d691697
commit 7107334391
6 changed files with 19 additions and 17 deletions
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12
src/interface/efi/efi_debug.c
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@@ -359,9 +359,6 @@ const __attribute__ (( pure )) char *
efi_devpath_text ( EFI_DEVICE_PATH_PROTOCOL *path ) {
EFI_BOOT_SERVICES *bs = efi_systab->BootServices;
static char text[256];
void *start;
void *end;
size_t max_len;
size_t len;
CHAR16 *wtext;
@@ -374,13 +371,8 @@ efi_devpath_text ( EFI_DEVICE_PATH_PROTOCOL *path ) {
/* If we have no DevicePathToText protocol then use a raw hex string */
if ( ! efidpt ) {
DBG ( "[No DevicePathToText]" );
start = path;
end = efi_devpath_end ( path );
len = ( end - start );
max_len = ( ( sizeof ( text ) - 1 /* NUL */ ) / 2 /* "xx" */ );
if ( len > max_len )
len = max_len;
base16_encode ( start, len, text, sizeof ( text ) );
len = efi_devpath_len ( path );
base16_encode ( path, len, text, sizeof ( text ) );
return text;
}