From 75857e14a0bdcc0b0237f4a1e49b7a80503c021c Mon Sep 17 00:00:00 2001 From: blogic Date: Fri, 2 Nov 2012 20:06:45 +0000 Subject: [tools] rename patch-cmdline and add code for patching DTB files into kernel images git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34058 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- tools/patch-cmdline/src/patch-cmdline.c | 79 --------------------------------- 1 file changed, 79 deletions(-) delete mode 100644 tools/patch-cmdline/src/patch-cmdline.c (limited to 'tools/patch-cmdline/src/patch-cmdline.c') diff --git a/tools/patch-cmdline/src/patch-cmdline.c b/tools/patch-cmdline/src/patch-cmdline.c deleted file mode 100644 index 571f848d8..000000000 --- a/tools/patch-cmdline/src/patch-cmdline.c +++ /dev/null @@ -1,79 +0,0 @@ -/* - * patch-cmdline.c - patch the kernel command line on rb532 - * - * Copyright (C) 2006 Felix Fietkau - * - * 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 (at your option) 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - */ - -#include -#include -#include -#include -#include -#include -#include -#include - -#define SEARCH_SPACE (16 * 1024) -#define CMDLINE_MAX 512 - -int main(int argc, char **argv) -{ - int fd, found = 0, len, ret = -1; - char *ptr, *p; - - if (argc != 3) { - fprintf(stderr, "Usage: %s \n", argv[0]); - goto err1; - } - len = strlen(argv[2]); - if (len + 9 > CMDLINE_MAX) { - fprintf(stderr, "Command line string too long\n"); - goto err1; - } - - if (((fd = open(argv[1], O_RDWR)) < 0) || - (ptr = (char *) mmap(0, SEARCH_SPACE + CMDLINE_MAX, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0)) == (void *) (-1)) { - fprintf(stderr, "Could not open kernel image"); - goto err2; - } - - for (p = ptr; p < (ptr + SEARCH_SPACE); p += 4) { - if (memcmp(p, "CMDLINE:", 8) == 0) { - found = 1; - p += 8; - break; - } - } - if (!found) { - fprintf(stderr, "Command line marker not found!\n"); - goto err3; - } - - memset(p, 0, CMDLINE_MAX - 8); - strcpy(p, argv[2]); - msync(p, CMDLINE_MAX, MS_SYNC|MS_INVALIDATE); - ret = 0; - -err3: - munmap((void *) ptr, len); -err2: - if (fd > 0) - close(fd); -err1: - return ret; -} -- cgit v1.2.3