From: deraadt <deraadt@openbsd.org>
Date: Sat, 5 Nov 2022 18:44:09 +0000 (+0000)
Subject: teach ld.so how to call the mimmutable() system call
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=baca2ca69e4060baafc40e8655b1c9fa68b70613;p=openbsd

teach ld.so how to call the mimmutable() system call
ok kettenis
---

diff --git a/libexec/ld.so/Makefile b/libexec/ld.so/Makefile
index b84590c911e..308043209a6 100644
--- a/libexec/ld.so/Makefile
+++ b/libexec/ld.so/Makefile
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile,v 1.82 2021/12/23 18:50:32 guenther Exp $
+#	$OpenBSD: Makefile,v 1.83 2022/11/05 18:44:09 deraadt Exp $
 
 SUBDIR=ldconfig ldd
 MAN=	ld.so.1
@@ -28,8 +28,8 @@ SRCS+=	dl_uname.c dl_dirname.c strlcat.c strlen.c trace.c
 SRCS+=	malloc.c reallocarray.c tib.c ffs.c
 
 syscall=close exit fstat getdents getentropy getthrid issetugid kbind \
-	mmap mprotect munmap msyscall open pledge read __realpath sendsyslog \
-	__set_tcb sysctl thrkill utrace write
+	mimmutable mmap mprotect munmap msyscall open pledge read \
+	__realpath sendsyslog __set_tcb sysctl thrkill utrace write
 
 .if (${MACHINE_ARCH} == "i386")
 syscall+=mquery
diff --git a/libexec/ld.so/syscall.h b/libexec/ld.so/syscall.h
index d23b01d68c1..a42f7164d83 100644
--- a/libexec/ld.so/syscall.h
+++ b/libexec/ld.so/syscall.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: syscall.h,v 1.2 2022/01/08 06:49:41 guenther Exp $ */
+/*	$OpenBSD: syscall.h,v 1.3 2022/11/05 18:44:09 deraadt Exp $ */
 
 /*
  * Copyright (c) 1998 Per Fogelstrom, Opsycon AB
@@ -52,6 +52,7 @@ int	_dl_mprotect(const void *, size_t, int);
 void   *_dl_mquery(void *, size_t, int, int, int, off_t);
 int	_dl_msyscall(void *addr, size_t len);
 int	_dl_munmap(const void *, size_t);
+int	_dl_mimmutable(const void *, size_t);
 int	_dl_open(const char *, int);
 int	_dl_pledge(const char *, const char **);
 ssize_t	_dl_read(int, const char *, size_t);