Magisk Hide: Unmount dummy skeleton
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parent
da94c2e1e5
commit
0498540439
@ -56,8 +56,11 @@ int hideMagisk(int pid) {
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char *path = NULL;
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asprintf(&path, "/proc/%d/ns/mnt", pid);
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int fd = open(path, O_RDONLY);
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if(fd == -1) return 2;
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if(setns(fd, 0) == -1) return 3;
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if(fd == -1) return 2; // Maybe process died..
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if(setns(fd, 0) == -1) {
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fprintf(logfile, "Unable to change namespace for pid=%d\n", pid);
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return 3;
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}
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free(path);
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path = NULL;
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@ -65,7 +68,7 @@ int hideMagisk(int pid) {
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FILE *mount_fp = fopen(path, "r");
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if (mount_fp == NULL) {
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fprintf(logfile, "Error opening mount list!\n");
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return 1;
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return 4;
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}
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free(path);
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@ -73,15 +76,17 @@ int hideMagisk(int pid) {
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char **mount_list = file_to_str_arr(mount_fp, &mount_size), mountpoint[256], *sbstr;
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fclose(mount_fp);
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// Unmount in inverse order
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for(i = mount_size - 1; i >= 0; --i) {
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if(strstr(mount_list[i], "/dev/block/loop")) {
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if (strstr(mount_list[i], "/dev/block/loop")) {
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if (strstr(mount_list[i], "/dev/magisk")) continue;
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// Everything from loop mount
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sscanf(mount_list[i], "%256s %256s", mountpoint, mountpoint);
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if (!strstr(mountpoint, "/dev/magisk/dummy"))
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lazy_unmount(mountpoint);
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} else if ((sbstr = strstr(mount_list[i], "/dev/magisk/dummy"))) {
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sscanf(sbstr, "/dev/magisk/dummy%256s", mountpoint);
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lazy_unmount(mountpoint);
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}
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} else if (strstr(mount_list[i], "tmpfs /system/")) {
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// Directly unmount skeletons
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sscanf(mount_list[i], "%256s %256s", mountpoint, mountpoint);
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} else continue;
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lazy_unmount(mountpoint);
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free(mount_list[i]);
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}
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// Free memory
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@ -192,7 +197,7 @@ int main(int argc, char **argv, char **envp) {
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for (i = 0; i < list_size; ++i) {
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if(strstr(processName, hide_list[i])) {
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fprintf(logfile, "MagiskHide: Disabling for process = %s, PID = %d, UID = %d\n", processName, pid, uid);
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fprintf(logfile, "MagiskHide: Disabling for process=%s, PID=%d, UID=%d\n", processName, pid, uid);
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forkpid = fork();
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if (forkpid < 0)
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break;
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@ -200,7 +205,7 @@ int main(int argc, char **argv, char **envp) {
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hideMagisk(pid);
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return 0;
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}
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wait(&i);
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waitpid(forkpid, NULL, 0);
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kill(forkpid, SIGTERM);
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break;
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}
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