Mirrors/Magisk
1
0
Fork 0
mirror of https://github.com/topjohnwu/Magisk.git synced 2025-06-13 05:37:47 +02:00
Code Issues Packages Projects Releases Wiki Activity

Use a better function to read through files

Browse Source
This commit is contained in:
topjohnwu
2019-02-17 22:30:23 -05:00
parent fb55fe184c
commit 14aa6041ec
5 changed files with 49 additions and 51 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
native/jni/magiskhide/proc_monitor.cpp
View File

@ -97,41 +97,36 @@ static bool is_pid_safetynet_process(const int pid) {
}
static void hide_daemon(int pid) {
LOGD("hide_daemon: handling PID=[%d]\n", pid);
char buffer[4096];
vector<string> mounts;
manage_selinux();
clean_magisk_props();
if (switch_mnt_ns(pid))
goto exit;
LOGD("hide_daemon: handling PID=[%d]\n", pid);
manage_selinux();
clean_magisk_props();
snprintf(buffer, sizeof(buffer), "/proc/%d", pid);
chdir(buffer);
mounts = file_to_vector("mounts");
// Unmount dummy skeletons and /sbin links
for (auto &s : mounts) {
file_readline("mounts", [&](string_view &s) -> bool {
if (str_contains(s, "tmpfs /system/") || str_contains(s, "tmpfs /vendor/") ||
str_contains(s, "tmpfs /sbin")) {
sscanf(s.c_str(), "%*s %4096s", buffer);
sscanf(s.data(), "%*s %4096s", buffer);
lazy_unmount(buffer);
}
}
// Re-read mount infos
mounts = file_to_vector("mounts");
return true;
});
// Unmount everything under /system, /vendor, and data mounts
for (auto &s : mounts) {
file_readline("mounts", [&](string_view &s) -> bool {
if ((str_contains(s, " /system/") || str_contains(s, " /vendor/")) &&
(str_contains(s, system_block) || str_contains(s, vendor_block) || str_contains(s, data_block))) {
sscanf(s.c_str(), "%*s %4096s", buffer);
(str_contains(s, system_block) || str_contains(s, vendor_block) ||
str_contains(s, data_block))) {
sscanf(s.data(), "%*s %4096s", buffer);
lazy_unmount(buffer);
}
}
return true;
});
exit:
// Send resume signal