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-rw-r--r--gpxe/src/image/script.c126
1 files changed, 0 insertions, 126 deletions
diff --git a/gpxe/src/image/script.c b/gpxe/src/image/script.c
deleted file mode 100644
index 0835ecb5..00000000
--- a/gpxe/src/image/script.c
+++ /dev/null
@@ -1,126 +0,0 @@
-/*
- * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-FILE_LICENCE ( GPL2_OR_LATER );
-
-/**
- * @file
- *
- * gPXE scripts
- *
- */
-
-#include <string.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <errno.h>
-#include <gpxe/image.h>
-
-struct image_type script_image_type __image_type ( PROBE_NORMAL );
-
-/**
- * Execute script
- *
- * @v image Script
- * @ret rc Return status code
- */
-static int script_exec ( struct image *image ) {
- size_t offset = 0;
- off_t eol;
- size_t len;
- int rc;
-
- /* Temporarily de-register image, so that a "boot" command
- * doesn't throw us into an execution loop.
- */
- unregister_image ( image );
-
- while ( offset < image->len ) {
-
- /* Find length of next line, excluding any terminating '\n' */
- eol = memchr_user ( image->data, offset, '\n',
- ( image->len - offset ) );
- if ( eol < 0 )
- eol = image->len;
- len = ( eol - offset );
-
- /* Copy line, terminate with NUL, and execute command */
- {
- char cmdbuf[ len + 1 ];
-
- copy_from_user ( cmdbuf, image->data, offset, len );
- cmdbuf[len] = '\0';
- DBG ( "$ %s\n", cmdbuf );
- if ( ( rc = system ( cmdbuf ) ) != 0 ) {
- DBG ( "Command \"%s\" failed: %s\n",
- cmdbuf, strerror ( rc ) );
- goto done;
- }
- }
-
- /* Move to next line */
- offset += ( len + 1 );
- }
-
- rc = 0;
- done:
- /* Re-register image and return */
- register_image ( image );
- return rc;
-}
-
-/**
- * Load script into memory
- *
- * @v image Script
- * @ret rc Return status code
- */
-static int script_load ( struct image *image ) {
- static const char magic[] = "#!gpxe";
- char test[ sizeof ( magic ) - 1 /* NUL */ + 1 /* terminating space */];
-
- /* Sanity check */
- if ( image->len < sizeof ( test ) ) {
- DBG ( "Too short to be a script\n" );
- return -ENOEXEC;
- }
-
- /* Check for magic signature */
- copy_from_user ( test, image->data, 0, sizeof ( test ) );
- if ( ( memcmp ( test, magic, ( sizeof ( test ) - 1 ) ) != 0 ) ||
- ! isspace ( test[ sizeof ( test ) - 1 ] ) ) {
- DBG ( "Invalid magic signature\n" );
- return -ENOEXEC;
- }
-
- /* This is a script */
- image->type = &script_image_type;
-
- /* We don't actually load it anywhere; we will pick the lines
- * out of the image as we need them.
- */
-
- return 0;
-}
-
-/** Script image type */
-struct image_type script_image_type __image_type ( PROBE_NORMAL ) = {
- .name = "script",
- .load = script_load,
- .exec = script_exec,
-};