Magisk/native/jni/core/magisk.cpp
2019-02-09 01:51:46 -05:00

102 lines
3.0 KiB
C++

#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <libgen.h>
#include <string.h>
#include "utils.h"
#include "magisk.h"
#include "daemon.h"
#include "selinux.h"
#include "db.h"
#include "flags.h"
[[noreturn]] static void usage() {
fprintf(stderr,
"Magisk v" xstr(MAGISK_VERSION) "(" xstr(MAGISK_VER_CODE) ") (by topjohnwu) multi-call binary\n"
"\n"
"Usage: magisk [applet [arguments]...]\n"
" or: magisk [options]...\n"
"\n"
"Options:\n"
" -c print current binary version\n"
" -v print running daemon version\n"
" -V print running daemon version code\n"
" --list list all available applets\n"
" --daemon manually start magisk daemon\n"
" --[init trigger] start service for init trigger\n"
" --unlock-blocks set BLKROSET flag to OFF for all block devices\n"
" --restorecon fix selinux context on Magisk files and folders\n"
" --clone-attr SRC DEST clone permission, owner, and selinux context\n"
" --sqlite SQL exec SQL to Magisk database\n"
"\n"
"Supported init triggers:\n"
" post-fs-data, service, boot-complete\n"
"\n"
"Supported applets:\n");
for (int i = 0; applet_names[i]; ++i)
fprintf(stderr, i ? ", %s" : " %s", applet_names[i]);
fprintf(stderr, "\n\n");
exit(1);
}
int magisk_main(int argc, char *argv[]) {
if (argc < 2)
usage();
if (strcmp(argv[1], "-c") == 0) {
printf("%s (%d)\n", xstr(MAGISK_VERSION) ":MAGISK", MAGISK_VER_CODE);
return 0;
} else if (strcmp(argv[1], "-v") == 0) {
int fd = connect_daemon();
write_int(fd, CHECK_VERSION);
char *v = read_string(fd);
printf("%s\n", v);
free(v);
return 0;
} else if (strcmp(argv[1], "-V") == 0) {
int fd = connect_daemon();
write_int(fd, CHECK_VERSION_CODE);
printf("%d\n", read_int(fd));
return 0;
} else if (strcmp(argv[1], "--list") == 0) {
for (int i = 0; applet_names[i]; ++i)
printf("%s\n", applet_names[i]);
return 0;
} else if (strcmp(argv[1], "--unlock-blocks") == 0) {
unlock_blocks();
return 0;
} else if (strcmp(argv[1], "--restorecon") == 0) {
restorecon();
return 0;
} else if (strcmp(argv[1], "--clone-attr") == 0) {
if (argc < 4) usage();
clone_attr(argv[2], argv[3]);
return 0;
} else if (strcmp(argv[1], "--daemon") == 0) {
int fd = connect_daemon();
write_int(fd, DO_NOTHING);
return 0;
} else if (strcmp(argv[1], "--post-fs-data") == 0) {
int fd = connect_daemon();
write_int(fd, POST_FS_DATA);
return read_int(fd);
} else if (strcmp(argv[1], "--service") == 0) {
int fd = connect_daemon();
write_int(fd, LATE_START);
return read_int(fd);
} else if (strcmp(argv[1], "--boot-complete") == 0) {
int fd = connect_daemon();
write_int(fd, BOOT_COMPLETE);
return read_int(fd);
} else if (strcmp(argv[1], "--sqlite") == 0) {
int fd = connect_daemon();
write_int(fd, SQLITE_CMD);
write_string(fd, argv[2]);
send_fd(fd, STDOUT_FILENO);
return read_int(fd);
}
usage();
}