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Implement Magic Mount

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This commit is contained in:
topjohnwu
2017-05-01 01:58:52 +08:00
parent d3d5703f3f
commit e16d604d0d
19 changed files with 581 additions and 203 deletions
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6
jni/magiskhide/magiskhide.c
View File

@@ -60,8 +60,10 @@ void launch_magiskhide(int client) {
if (init_resetprop())
goto error;
if (setprop2("persist.magisk.hide", "1", 0))
goto error;
if (client != -1) {
if (setprop("persist.magisk.hide", "1"))
goto error;
}
hide_sensitive_props();

2
jni/magiskhide/magiskhide.h
View File

@@ -5,8 +5,6 @@
#define HIDELIST "/magisk/.core/magiskhide/hidelist"
#define DUMMYPATH "/dev/magisk/dummy"
#define ENFORCE_FILE "/sys/fs/selinux/enforce"
#define POLICY_FILE "/sys/fs/selinux/policy"
typedef enum {
HIDE_ERROR = -1,

6
jni/magiskhide/pre_process.c
View File

@@ -29,15 +29,15 @@ static int isMocked = 0;
void manage_selinux() {
if (isMocked) return;
char val[1];
int fd = xopen(ENFORCE_FILE, O_RDONLY);
int fd = xopen(SELINUX_ENFORCE, O_RDONLY);
xxread(fd, val, 1);
close(fd);
// Permissive
if (val[0] == '0') {
LOGI("hide_daemon: Permissive detected, hide the state\n");
chmod(ENFORCE_FILE, 0640);
chmod(POLICY_FILE, 0440);
chmod(SELINUX_ENFORCE, 0640);
chmod(SELINUX_POLICY, 0440);
isMocked = 1;
}
}