Magisk/native/jni/core/magisk.cpp

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#include <sys/mount.h>
#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
#include <libgen.h>
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#include <string.h>
#include <utils.h>
#include <magisk.h>
#include <daemon.h>
#include <selinux.h>
#include <db.h>
#include <flags.h>
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using namespace std::literals;
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[[noreturn]] static void usage() {
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fprintf(stderr,
FULL_VER(Magisk) R"EOF( multi-call binary
Usage: magisk [applet [arguments]...]
or: magisk [options]...
Options:
-c print current binary version
-v print running daemon version
-V print running daemon version code
--list list all available applets
--daemon manually start magisk daemon
--remove-modules remove all modules and reboot
--[init trigger] start service for init trigger
Advanced Options (Internal APIs):
--unlock-blocks set BLKROSET flag to OFF for all block devices
--restorecon restore selinux context on Magisk files
--clone-attr SRC DEST clone permission, owner, and selinux context
--clone SRC DEST clone SRC to DEST
--sqlite SQL exec SQL commands to Magisk database
--use-broadcast use broadcast for su logging and notify
Supported init triggers:
post-fs-data, service, boot-complete
Supported applets:
)EOF");
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for (int i = 0; applet_names[i]; ++i)
fprintf(stderr, i ? ", %s" : " %s", applet_names[i]);
fprintf(stderr, "\n\n");
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exit(1);
}
int magisk_main(int argc, char *argv[]) {
if (argc < 2)
usage();
if (argv[1] == "-c"sv) {
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printf(MAGISK_VERSION ":MAGISK (" str(MAGISK_VER_CODE) ")\n");
return 0;
} else if (argv[1] == "-v"sv) {
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int fd = connect_daemon();
write_int(fd, CHECK_VERSION);
char *v = read_string(fd);
printf("%s\n", v);
free(v);
return 0;
} else if (argv[1] == "-V"sv) {
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int fd = connect_daemon();
write_int(fd, CHECK_VERSION_CODE);
printf("%d\n", read_int(fd));
return 0;
} else if (argv[1] == "--list"sv) {
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for (int i = 0; applet_names[i]; ++i)
printf("%s\n", applet_names[i]);
return 0;
} else if (argv[1] == "--unlock-blocks"sv) {
unlock_blocks();
return 0;
} else if (argv[1] == "--restorecon"sv) {
restore_rootcon();
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restorecon();
return 0;
} else if (argv[1] == "--clone-attr"sv) {
if (argc < 4) usage();
clone_attr(argv[2], argv[3]);
return 0;
} else if (argv[1] == "--clone"sv) {
if (argc < 4) usage();
cp_afc(argv[2], argv[3]);
return 0;
} else if (argv[1] == "--daemon"sv) {
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int fd = connect_daemon(true);
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write_int(fd, DO_NOTHING);
return 0;
} else if (argv[1] == "--post-fs-data"sv) {
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int fd = connect_daemon(true);
write_int(fd, POST_FS_DATA);
return read_int(fd);
} else if (argv[1] == "--service"sv) {
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int fd = connect_daemon(true);
write_int(fd, LATE_START);
return read_int(fd);
} else if (argv[1] == "--boot-complete"sv) {
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int fd = connect_daemon(true);
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write_int(fd, BOOT_COMPLETE);
return read_int(fd);
} else if (argv[1] == "--sqlite"sv) {
int fd = connect_daemon();
write_int(fd, SQLITE_CMD);
write_string(fd, argv[2]);
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for (;;) {
char *res = read_string(fd);
if (res[0] == '\0') {
return 0;
}
printf("%s\n", res);
free(res);
}
} else if (argv[1] == "--use-broadcast"sv) {
int fd = connect_daemon();
write_int(fd, BROADCAST_ACK);
return 0;
} else if (argv[1] == "--remove-modules"sv) {
int fd = connect_daemon();
write_int(fd, REMOVE_MODULES);
return read_int(fd);
}
#if 0
/* Entry point for testing stuffs */
else if (argv[1] == "--test"sv) {
return 0;
}
#endif
usage();
}