160 lines
3.6 KiB
C++
160 lines
3.6 KiB
C++
#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <pthread.h>
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#include <signal.h>
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#include <string.h>
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#include <sys/wait.h>
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#include <sys/types.h>
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#include <sys/mount.h>
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#include <daemon.hpp>
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#include <utils.hpp>
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#include "magiskhide.hpp"
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using namespace std::literals;
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[[noreturn]] static void usage(char *arg0) {
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fprintf(stderr,
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"MagiskHide - Hide Config CLI\n\n"
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"Usage: %s [action [arguments...] ]\n\n"
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"Actions:\n"
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" status Return the status of magiskhide\n"
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" enable Start magiskhide\n"
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" disable Stop magiskhide\n"
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" add PKG [PROC] Add a new target to the hide list\n"
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" rm PKG [PROC] Remove target(s) from the hide list\n"
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" ls Print the current hide list\n"
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" exec CMDs... Execute commands in isolated mount\n"
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" namespace and do all hide unmounts\n"
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#ifdef MAGISK_DEBUG
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" test Run process monitor test\n"
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#endif
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, arg0);
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exit(1);
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}
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void magiskhide_handler(int client) {
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int req = read_int(client);
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int res = DAEMON_ERROR;
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switch (req) {
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case STOP_MAGISKHIDE:
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case ADD_HIDELIST:
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case RM_HIDELIST:
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case LS_HIDELIST:
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if (!hide_enabled()) {
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write_int(client, HIDE_NOT_ENABLED);
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close(client);
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return;
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}
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}
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switch (req) {
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case LAUNCH_MAGISKHIDE:
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res = launch_magiskhide();
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break;
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case STOP_MAGISKHIDE:
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res = stop_magiskhide();
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break;
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case ADD_HIDELIST:
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res = add_list(client);
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break;
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case RM_HIDELIST:
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res = rm_list(client);
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break;
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case LS_HIDELIST:
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ls_list(client);
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return;
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case HIDE_STATUS:
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res = hide_enabled() ? HIDE_IS_ENABLED : HIDE_NOT_ENABLED;
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break;
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}
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write_int(client, res);
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close(client);
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}
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int magiskhide_main(int argc, char *argv[]) {
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if (argc < 2)
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usage(argv[0]);
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// CLI backwards compatibility
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const char *opt = argv[1];
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if (opt[0] == '-' && opt[1] == '-')
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opt += 2;
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int req;
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if (opt == "enable"sv)
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req = LAUNCH_MAGISKHIDE;
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else if (opt == "disable"sv)
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req = STOP_MAGISKHIDE;
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else if (opt == "add"sv)
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req = ADD_HIDELIST;
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else if (opt == "rm"sv)
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req = RM_HIDELIST;
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else if (opt == "ls"sv)
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req = LS_HIDELIST;
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else if (opt == "status"sv)
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req = HIDE_STATUS;
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else if (opt == "exec"sv && argc > 2) {
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xunshare(CLONE_NEWNS);
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xmount(nullptr, "/", nullptr, MS_PRIVATE | MS_REC, nullptr);
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hide_unmount();
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execvp(argv[2], argv + 2);
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exit(1);
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}
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#if 0
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else if (opt == "test"sv)
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test_proc_monitor();
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#endif
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else
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usage(argv[0]);
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// Send request
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int fd = connect_daemon();
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write_int(fd, MAGISKHIDE);
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write_int(fd, req);
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if (req == ADD_HIDELIST || req == RM_HIDELIST) {
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write_string(fd, argv[2]);
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write_string(fd, argv[3] ? argv[3] : "");
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}
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if (req == LS_HIDELIST)
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send_fd(fd, STDOUT_FILENO);
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// Get response
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int code = read_int(fd);
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switch (code) {
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case DAEMON_SUCCESS:
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break;
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case HIDE_NOT_ENABLED:
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fprintf(stderr, "MagiskHide is not enabled\n");
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break;
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case HIDE_IS_ENABLED:
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fprintf(stderr, "MagiskHide is enabled\n");
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break;
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case HIDE_ITEM_EXIST:
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fprintf(stderr, "Target already exists in hide list\n");
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break;
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case HIDE_ITEM_NOT_EXIST:
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fprintf(stderr, "Target does not exist in hide list\n");
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break;
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case HIDE_NO_NS:
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fprintf(stderr, "Your kernel doesn't support mount namespace\n");
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break;
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case HIDE_INVALID_PKG:
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fprintf(stderr, "Invalid package / process name\n");
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break;
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case ROOT_REQUIRED:
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fprintf(stderr, "Root is required for this operation\n");
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break;
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case DAEMON_ERROR:
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default:
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fprintf(stderr, "Daemon error\n");
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return DAEMON_ERROR;
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}
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return req == HIDE_STATUS ? (code == HIDE_IS_ENABLED ? 0 : 1) : code != DAEMON_SUCCESS;
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}
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