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Administrator
Magisk
Commits
dfbd1305
Commit
dfbd1305
authored
Apr 19, 2020
by
topjohnwu
Browse files
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Android 11 support
🎉
parent
c9255ab3
Show whitespace changes
Inline
Side-by-side
Showing
3 changed files
with
30 additions
and
33 deletions
+30
-33
db.cpp
native/jni/core/db.cpp
+2
-2
rootdir.cpp
native/jni/init/rootdir.cpp
+25
-27
twostage.cpp
native/jni/init/twostage.cpp
+3
-4
No files found.
native/jni/core/db.cpp
View file @
dfbd1305
...
...
@@ -57,9 +57,9 @@ static void (*android_update_LD_LIBRARY_PATH)(const char *ld_library_path);
}
#ifdef __LP64__
constexpr
char
apex_path
[]
=
"/apex/com.android.runtime/lib64:"
;
constexpr
char
apex_path
[]
=
"/apex/com.android.runtime/lib64:
/apex/com.android.art/lib64:
"
;
#else
constexpr
char
apex_path
[]
=
"/apex/com.android.runtime/lib:"
;
constexpr
char
apex_path
[]
=
"/apex/com.android.runtime/lib:
/apex/com.android.art/lib:
"
;
#endif
static
int
dl_init
=
0
;
...
...
native/jni/init/rootdir.cpp
View file @
dfbd1305
...
...
@@ -2,6 +2,7 @@
#include <sys/stat.h>
#include <fcntl.h>
#include <vector>
#include <libgen.h>
#include <magisk.hpp>
#include <magiskpolicy.hpp>
...
...
@@ -21,8 +22,9 @@ using namespace std;
static
vector
<
raw_data
>
rc_list
;
static
void
patch_init_rc
(
FILE
*
rc
,
const
char
*
tmp_dir
)
{
file_readline
(
"/init.rc"
,
[
=
](
string_view
line
)
->
bool
{
static
void
patch_init_rc
(
const
char
*
src
,
const
char
*
dest
,
const
char
*
tmp_dir
)
{
FILE
*
rc
=
xfopen
(
dest
,
"we"
);
file_readline
(
src
,
[
=
](
string_view
line
)
->
bool
{
// Do not start vaultkeeper
if
(
str_contains
(
line
,
"start vaultkeeper"
))
{
LOGD
(
"Remove vaultkeeper
\n
"
);
...
...
@@ -53,6 +55,9 @@ static void patch_init_rc(FILE *rc, const char *tmp_dir) {
gen_rand_str
(
bc_svc
,
sizeof
(
bc_svc
));
LOGD
(
"Inject magisk services: [%s] [%s] [%s]
\n
"
,
pfd_svc
,
ls_svc
,
bc_svc
);
fprintf
(
rc
,
magiskrc
,
tmp_dir
,
pfd_svc
,
ls_svc
,
bc_svc
);
fclose
(
rc
);
clone_attr
(
src
,
dest
);
}
static
void
load_overlay_rc
(
const
char
*
overlay
)
{
...
...
@@ -98,11 +103,7 @@ void RootFSInit::setup_rootfs() {
mv_path
(
"/overlay.d"
,
"/"
);
}
// Patch init.rc
FILE
*
rc
=
xfopen
(
"/init.p.rc"
,
"we"
);
patch_init_rc
(
rc
,
"/sbin"
);
fclose
(
rc
);
clone_attr
(
"/init.rc"
,
"/init.p.rc"
);
patch_init_rc
(
"/init.rc"
,
"/init.p.rc"
,
"/sbin"
);
rename
(
"/init.p.rc"
,
"/init.rc"
);
// Create hardlink mirror of /sbin to /root
...
...
@@ -196,9 +197,7 @@ static string magic_mount_list;
static
void
magic_mount
(
const
string
&
sdir
,
const
string
&
ddir
=
""
)
{
auto
dir
=
xopen_dir
(
sdir
.
data
());
for
(
dirent
*
entry
;
(
entry
=
readdir
(
dir
.
get
()));)
{
if
(
entry
->
d_name
==
"."
sv
||
entry
->
d_name
==
".."
sv
)
continue
;
for
(
dirent
*
entry
;
(
entry
=
xreaddir
(
dir
.
get
()));)
{
string
src
=
sdir
+
"/"
+
entry
->
d_name
;
string
dest
=
ddir
+
"/"
+
entry
->
d_name
;
if
(
access
(
dest
.
data
(),
F_OK
)
==
0
)
{
...
...
@@ -219,6 +218,7 @@ static void magic_mount(const string &sdir, const string &ddir = "") {
#define ROOTBLK BLOCKDIR "/system_root"
#define MONOPOLICY "/sepolicy"
#define LIBSELINUX "/system/" LIBNAME "/libselinux.so"
#define NEW_INITRC "/system/etc/init/hw/init.rc"
void
SARBase
::
patch_rootdir
()
{
char
tmp_dir
[
16
];
...
...
@@ -229,9 +229,8 @@ void SARBase::patch_rootdir() {
p
=
tmp_dir
+
sprintf
(
tmp_dir
,
"%s"
,
"/sbin"
);
sepol
=
"/sbin/.se"
;
}
else
{
strcpy
(
tmp_dir
,
"/dev/"
);
p
=
tmp_dir
+
5
;
p
+=
gen_rand_str
(
p
,
10
);
p
=
tmp_dir
+
sprintf
(
tmp_dir
,
"%s"
,
"/dev/"
);
p
+=
gen_rand_str
(
p
,
8
);
xmkdir
(
tmp_dir
,
0
);
sepol
=
"/dev/.se"
;
}
...
...
@@ -257,12 +256,9 @@ void SARBase::patch_rootdir() {
// Patch init
raw_data
init
;
file_attr
attr
;
bool
redirect
=
false
;
int
src
=
xopen
(
"/init"
,
O_RDONLY
|
O_CLOEXEC
);
fd_full_read
(
src
,
init
.
buf
,
init
.
sz
);
fgetattr
(
src
,
&
attr
);
close
(
src
);
uint8_t
*
eof
=
init
.
buf
+
init
.
sz
;
for
(
uint8_t
*
p
=
init
.
buf
;
p
<
eof
;)
{
if
(
memcmp
(
p
,
SPLIT_PLAT_CIL
,
sizeof
(
SPLIT_PLAT_CIL
))
==
0
)
{
...
...
@@ -281,14 +277,14 @@ void SARBase::patch_rootdir() {
xmkdir
(
ROOTOVL
,
0
);
int
dest
=
xopen
(
ROOTOVL
"/init"
,
O_CREAT
|
O_WRONLY
|
O_CLOEXEC
);
xwrite
(
dest
,
init
.
buf
,
init
.
sz
);
fsetattr
(
dest
,
&
attr
);
fclone_attr
(
src
,
dest
);
close
(
src
);
close
(
dest
);
if
(
!
redirect
)
{
// init is dynamically linked, need to patch libselinux
raw_data
lib
;
full_read
(
LIBSELINUX
,
lib
.
buf
,
lib
.
sz
);
getattr
(
LIBSELINUX
,
&
attr
);
eof
=
lib
.
buf
+
lib
.
sz
;
for
(
uint8_t
*
p
=
lib
.
buf
;
p
<
eof
;
++
p
)
{
if
(
memcmp
(
p
,
MONOPOLICY
,
sizeof
(
MONOPOLICY
))
==
0
)
{
...
...
@@ -297,12 +293,11 @@ void SARBase::patch_rootdir() {
break
;
}
}
xmkdir
(
ROOTOVL
"/system"
,
0755
);
xmkdir
(
ROOTOVL
"/system/"
LIBNAME
,
0755
);
xmkdirs
(
dirname
(
ROOTOVL
LIBSELINUX
),
0755
);
dest
=
xopen
(
ROOTOVL
LIBSELINUX
,
O_CREAT
|
O_WRONLY
|
O_CLOEXEC
);
xwrite
(
dest
,
lib
.
buf
,
lib
.
sz
);
fsetattr
(
dest
,
&
attr
);
close
(
dest
);
clone_attr
(
LIBSELINUX
,
ROOTOVL
LIBSELINUX
);
}
// sepolicy
...
...
@@ -333,10 +328,13 @@ void SARBase::patch_rootdir() {
}
// Patch init.rc
FILE
*
rc
=
xfopen
(
ROOTOVL
"/init.rc"
,
"we"
);
patch_init_rc
(
rc
,
tmp_dir
);
fclose
(
rc
);
clone_attr
(
"/init.rc"
,
ROOTOVL
"/init.rc"
);
if
(
access
(
"/init.rc"
,
F_OK
)
==
0
)
{
patch_init_rc
(
"/init.rc"
,
ROOTOVL
"/init.rc"
,
tmp_dir
);
}
else
{
// Android 11's new init.rc
xmkdirs
(
dirname
(
ROOTOVL
NEW_INITRC
),
0755
);
patch_init_rc
(
NEW_INITRC
,
ROOTOVL
NEW_INITRC
,
tmp_dir
);
}
// Mount rootdir
magic_mount
(
ROOTOVL
);
...
...
native/jni/init/twostage.cpp
View file @
dfbd1305
...
...
@@ -71,10 +71,9 @@ void ForcedFirstStageInit::prepare() {
// Move stuffs for next stage
xmkdir
(
FSR
"/system"
,
0755
);
xmkdir
(
FSR
"/system/bin"
,
0755
);
rename
(
"/init"
,
FSR
"/system/bin/init"
);
rename
(
"/init"
/* magiskinit */
,
FSR
"/system/bin/init"
);
symlink
(
"/system/bin/init"
,
FSR
"/init"
);
xmkdir
(
FSR
"/.backup"
,
0
);
rename
(
"/.backup/.magisk"
,
FSR
"/.backup/.magisk"
);
rename
(
"/.backup"
,
FSR
"/.backup"
);
rename
(
"/overlay.d"
,
FSR
"/overlay.d"
);
}
...
...
@@ -90,7 +89,7 @@ void FirstStageInit::prepare() {
// Move stuffs for next stage
xmkdir
(
"/system"
,
0755
);
xmkdir
(
"/system/bin"
,
0755
);
rename
(
"/init"
,
"/system/bin/init"
);
rename
(
"/init"
/* magiskinit */
,
"/system/bin/init"
);
rename
(
"/.backup/init"
,
"/init"
);
}
...
...
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