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[efi] Make our virtual file system case insensitive 

Signed-off-by: Michael Brown <mcb30@ipxe.org>
pull/27/merge
Michael Brown 2014-08-27 03:13:43 +01:00
parent 3357a8e369
commit 2cb95c9028
1 changed files with 24 additions and 4 deletions
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28
src/interface/efi/efi_file.c
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@ -30,6 +30,7 @@ FILE_LICENCE ( GPL2_OR_LATER );
#include <stdlib.h> #include <stdlib.h>
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include <strings.h>
#include <errno.h> #include <errno.h>
#include <wchar.h> #include <wchar.h>
#include <ipxe/image.h> #include <ipxe/image.h>
@ -74,6 +75,27 @@ static const char * efi_file_name ( struct efi_file *file ) {
return ( file->image ? file->image->name : "<root>" ); return ( file->image ? file->image->name : "<root>" );
} }
/**
* Find EFI file image
*
* @v wname Filename
* @ret image Image, or NULL
*/
static struct image * efi_file_find ( const CHAR16 *wname ) {
char name[ wcslen ( wname ) + 1 /* NUL */ ];
struct image *image;
/* Find image */
snprintf ( name, sizeof ( name ), "%ls", wname );
list_for_each_entry ( image, &images, list ) {
if ( strcasecmp ( image->name, name ) == 0 )
return image;
}
return NULL;
}
/** /**
* Open file * Open file
* *
@ -89,7 +111,6 @@ efi_file_open ( EFI_FILE_PROTOCOL *this, EFI_FILE_PROTOCOL **new,
CHAR16 *wname, UINT64 mode __unused, CHAR16 *wname, UINT64 mode __unused,
UINT64 attributes __unused ) { UINT64 attributes __unused ) {
struct efi_file *file = container_of ( this, struct efi_file, file ); struct efi_file *file = container_of ( this, struct efi_file, file );
char name[ wcslen ( wname ) + 1 /* NUL */ ];
struct efi_file *new_file; struct efi_file *new_file;
struct image *image; struct image *image;
@ -113,10 +134,9 @@ efi_file_open ( EFI_FILE_PROTOCOL *this, EFI_FILE_PROTOCOL **new,
} }
/* Identify image */ /* Identify image */
snprintf ( name, sizeof ( name ), "%ls", wname ); image = efi_file_find ( wname );
image = find_image ( name );
if ( ! image ) { if ( ! image ) {
DBGC ( file, "EFIFILE \"%s\" does not exist\n", name ); DBGC ( file, "EFIFILE \"%ls\" does not exist\n", wname );
return EFI_NOT_FOUND; return EFI_NOT_FOUND;
} }