loader-OSX_Preloader: Add PAGEZERO section for wine-preloader executable.

For wine64-preloader we already do that, but apparently there are also kernel
versions which enforce a PAGEZERO section for 32-bit executables.

(cherry picked from commit 907dc4eae6)
This commit is contained in:
Sebastian Lackner 2017-06-16 22:44:39 +02:00
parent abb1f3201c
commit dfdeb2e61a

View File

@ -1,20 +1,20 @@
From 79d2d9e8f181ce3d5f4ba05ae31c4c5ebf4721ed Mon Sep 17 00:00:00 2001
From 9d3cd3764ad26ae8f190524943ce63a771f6b992 Mon Sep 17 00:00:00 2001
From: Sebastian Lackner <sebastian@fds-team.de>
Date: Mon, 12 Jun 2017 00:16:08 +0200
Subject: loader: Implement preloader for Mac OS.
---
Makefile.in | 1 +
configure.ac | 30 +++-
configure.ac | 23 ++-
dlls/ntdll/virtual.c | 2 -
libs/wine/config.c | 2 +-
loader/Makefile.in | 4 +-
loader/main.c | 44 ++---
loader/preloader.c | 449 +++++++++++++++++++++++++++++++++++++++++++++++++--
7 files changed, 480 insertions(+), 52 deletions(-)
loader/main.c | 44 +----
loader/preloader.c | 451 +++++++++++++++++++++++++++++++++++++++++++++++++--
7 files changed, 475 insertions(+), 52 deletions(-)
diff --git a/Makefile.in b/Makefile.in
index 22b2ae72305..29b6cbdd535 100644
index 22b2ae7230..29b6cbdd53 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -89,6 +89,7 @@ WINELOADER_PROGRAMS = @WINELOADER_PROGRAMS@
@ -26,7 +26,7 @@ index 22b2ae72305..29b6cbdd535 100644
LIBWINE_IMPORTLIB = @LIBWINE_IMPORTLIB@
LIBWINE_INSTALL_LIB = @LIBWINE_INSTALL_LIB@
diff --git a/configure.ac b/configure.ac
index 0f2221963dc..86c3276d28e 100644
index 0f2221963d..d9bdf413bb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -683,6 +683,7 @@ AC_SUBST(LDRPATH_INSTALL,"")
@ -37,7 +37,7 @@ index 0f2221963dc..86c3276d28e 100644
LIBEXT="so"
DLLEXT=".so"
IMPLIBEXT="def"
@@ -741,9 +742,24 @@ case $host_os in
@@ -741,9 +742,17 @@ case $host_os in
AC_SUBST(APPLICATIONSERVICES_LIBS,"-framework ApplicationServices")
AC_SUBST(CORESERVICES_LIBS,"-framework CoreServices")
AC_SUBST(APPKIT_LIBS,"-framework AppKit")
@ -47,24 +47,17 @@ index 0f2221963dc..86c3276d28e 100644
+ WINE_TRY_CFLAGS([-fPIC -Wl,--export-dynamic],
+ [WINELOADER_LDFLAGS="-Wl,--export-dynamic $WINELOADER_LDFLAGS"])
+
+ WINEPRELOADER_LDFLAGS="-nostartfiles -nodefaultlibs -e _start -ldylib1.o -Wl,-image_base,0x7c400000,-sectcreate,__TEXT,__info_plist,wine_info.plist"
+ WINEPRELOADER_LDFLAGS="-nostartfiles -nodefaultlibs -e _start -ldylib1.o -Wl,-image_base,0x7c400000,-pagezero_size,0x1000,-sectcreate,__TEXT,__info_plist,wine_info.plist"
+ WINE_TRY_CFLAGS([-Wl,-no_new_main -e _main],
+ [WINEPRELOADER_LDFLAGS="-Wl,-no_new_main $WINEPRELOADER_LDFLAGS"])
WINE_TRY_CFLAGS([-Wl,-no_pie],
- [WINELOADER_LDFLAGS="-Wl,-no_pie $WINELOADER_LDFLAGS"])
+ [WINEPRELOADER_LDFLAGS="-Wl,-no_pie $WINEPRELOADER_LDFLAGS"])
+
+ case $host_cpu in
+ *i[[3456789]]86*)
+ WINEPRELOADER_LDFLAGS="-Wl,-pagezero_size,0x0 $WINEPRELOADER_LDFLAGS" ;;
+ *x86_64*)
+ WINEPRELOADER_LDFLAGS="-Wl,-pagezero_size,0x1000 $WINEPRELOADER_LDFLAGS" ;;
+ esac
+
if test "$ac_cv_header_DiskArbitration_DiskArbitration_h" = "yes"
then
dnl DiskArbitration API is not public on Darwin < 8.0, use it only if header found
@@ -856,6 +872,7 @@ case $host_os in
@@ -856,6 +865,7 @@ case $host_os in
enable_wineandroid_drv=${enable_wineandroid_drv:-yes}
WINE_TRY_CFLAGS([-fPIC -Wl,--export-dynamic],
[WINELOADER_LDFLAGS="-Wl,--export-dynamic"])
@ -72,7 +65,7 @@ index 0f2221963dc..86c3276d28e 100644
WINE_TRY_CFLAGS([-fPIC -Wl,--rpath,\$ORIGIN/../lib],
[LDRPATH_INSTALL="-Wl,--rpath,\\\$\$ORIGIN/\`\$(MAKEDEP) -R \${bindir} \${libdir}\`"
LDRPATH_LOCAL="-Wl,--rpath,\\\$\$ORIGIN/\$(top_builddir)/libs/wine"],
@@ -900,6 +917,7 @@ case $host_os in
@@ -900,6 +910,7 @@ case $host_os in
WINE_TRY_CFLAGS([-fPIC -Wl,--export-dynamic],
[WINELOADER_LDFLAGS="-Wl,--export-dynamic"])
@ -80,7 +73,7 @@ index 0f2221963dc..86c3276d28e 100644
WINE_TRY_CFLAGS([-fPIC -Wl,--rpath,\$ORIGIN/../lib],
[LDRPATH_INSTALL="-Wl,--rpath,\\\$\$ORIGIN/\`\$(MAKEDEP) -R \${bindir} \${libdir}\`:\$(DESTDIR)\${libdir}"
@@ -2009,6 +2027,14 @@ case $host_os in
@@ -2009,6 +2020,14 @@ case $host_os in
;;
esac
;;
@ -96,7 +89,7 @@ index 0f2221963dc..86c3276d28e 100644
dnl **** Check for functions ****
diff --git a/dlls/ntdll/virtual.c b/dlls/ntdll/virtual.c
index ee9c8d0195d..f115576e1db 100644
index ee9c8d0195..f115576e1d 100644
--- a/dlls/ntdll/virtual.c
+++ b/dlls/ntdll/virtual.c
@@ -1840,11 +1840,9 @@ void virtual_release_address_space(void)
@ -112,7 +105,7 @@ index ee9c8d0195d..f115576e1db 100644
server_leave_uninterrupted_section( &csVirtual, &sigset );
diff --git a/libs/wine/config.c b/libs/wine/config.c
index be9f401d9e7..bccb36a6c12 100644
index be9f401d9e..bccb36a6c1 100644
--- a/libs/wine/config.c
+++ b/libs/wine/config.c
@@ -654,7 +654,7 @@ void wine_exec_wine_binary( const char *name, char **argv, const char *env_var )
@ -125,7 +118,7 @@ index be9f401d9e7..bccb36a6c12 100644
#else
use_preloader = 0;
diff --git a/loader/Makefile.in b/loader/Makefile.in
index 4fb91ff5417..b715f022578 100644
index 4fb91ff541..b715f02257 100644
--- a/loader/Makefile.in
+++ b/loader/Makefile.in
@@ -26,7 +26,7 @@ wine64_DEPS = $(WINELOADER_DEPENDS)
@ -139,7 +132,7 @@ index 4fb91ff5417..b715f022578 100644
-wine64_preloader_LDFLAGS = -static -nostartfiles -nodefaultlibs -Wl,-Ttext=0x7c400000
+wine64_preloader_LDFLAGS = $(WINEPRELOADER_LDFLAGS)
diff --git a/loader/main.c b/loader/main.c
index 13740c7b3c5..5212e3f0798 100644
index 13740c7b3c..5212e3f079 100644
--- a/loader/main.c
+++ b/loader/main.c
@@ -50,30 +50,6 @@
@ -222,7 +215,7 @@ index 13740c7b3c5..5212e3f0798 100644
wine_init( argc, argv, error, sizeof(error) );
diff --git a/loader/preloader.c b/loader/preloader.c
index 5e6add7830f..63cf9eccb12 100644
index 5e6add7830..5b09b79cf3 100644
--- a/loader/preloader.c
+++ b/loader/preloader.c
@@ -4,6 +4,8 @@
@ -578,7 +571,7 @@ index 5e6add7830f..63cf9eccb12 100644
{
int i;
@@ -1125,6 +1357,201 @@ static void remove_preload_range( int i )
@@ -1125,6 +1357,203 @@ static void remove_preload_range( int i )
}
}
@ -695,8 +688,10 @@ index 5e6add7830f..63cf9eccb12 100644
+ flags |= MAP_FIXED;
+ }
+
+ wld_printf( "preloader: Warning: failed to reserve range %p-%p\n",
+ info->addr, (char *)info->addr + info->size );
+ /* don't warn for zero page */
+ if (info->addr >= (void *)0x1000)
+ wld_printf( "preloader: Warning: failed to reserve range %p-%p\n",
+ info->addr, (char *)info->addr + info->size );
+ return 0;
+}
+
@ -780,7 +775,7 @@ index 5e6add7830f..63cf9eccb12 100644
/*
* is_in_preload_range
*
@@ -1293,3 +1720,5 @@ void* wld_start( void **stack )
@@ -1293,3 +1722,5 @@ void* wld_start( void **stack )
return (void *)ld_so_map.l_entry;
}