kpatch/kmod/core/kpatch.h

52 lines
1.4 KiB
C

/*
* kpatch.h
*
* Copyright (C) 2014 Seth Jennings <sjenning@redhat.com>
* Copyright (C) 2013-2014 Josh Poimboeuf <jpoimboe@redhat.com>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA,
* 02110-1301, USA.
*
* Contains the API for the core kpatch module used by the patch modules
*/
#ifndef _KPATCH_H_
#define _KPATCH_H_
struct kpatch_func {
unsigned long old_func_addr;
unsigned long new_func_addr;
unsigned long old_func_addr_end;
struct module *mod;
};
struct kpatch_rela {
unsigned long dest;
unsigned long src;
unsigned long type;
};
struct kpatch_patch {
unsigned long new;
unsigned long orig;
unsigned long orig_end;
};
int kpatch_register(struct module *mod, void *kpatch_patches,
void *kpatch_patches_end);
int kpatch_unregister(struct module *mod);
#endif /* _KPATCH_H_ */