rootful real part 1

docs/palera1n.1

@@ -96,11 +96,11 @@ Remove the jailbreak while keeping user data. Some jailbreak files may remain
 after running this command. Additionally, jailbreak apps will remain on the 
 home screen on for a while even when the files are deleted as the icon cache
 still has their icons. When used with
-.Fl f , -fakefs ,
+.Fl f , -rootful ,
 this will actually boot the device in rootless mode then delete the jailbreak
 files. As a result, using the loader app to install the jailbreak environment
 is not supported when this option is used together with
-.Fl f , -fakefs
+.Fl f , -rootful
 \[char46]
 .It Fl B , -setup-fakefs-partial
 Like
@@ -111,8 +111,8 @@ when setting up fakefs for rootful, as they do not have enough storage for full
 This option currently does not work on iOS 16.
 .It Fl c , -setup-fakefs
 When used with
-.Fl f , -fakefs ,
+.Fl f , -rootful ,
-creates the new APFS volume required for rootful. Will fail if one already exists.
+creates the new APFS volume required for rootful on iOS/iPadOS. Will fail if one already exists.
 .It Fl d , -demote
 Set the effective production fuse to 0, so as to enable hardware debugging features.
 .It Fl D , -dfuhelper
@@ -128,7 +128,7 @@ and cannot be overriden. Additionally, the
 argument is used during fakefs setup.
 .It Fl E , -enter-recovery
 Exit after entering recovery mode.
-.It Fl f , -fakefs
+.It Fl f , -rootful
 Proceed in rootful mode. This applies to both full fakefs and partial fakefs.
 .It Fl h , -help
 Prints help text.
@@ -149,7 +149,7 @@ iOS15 branch or your own fork of it.
 Proceed in rootless mode, this is the default when neither
 .Fl l , -rootless
 and
-.Fl f , -fakefs
+.Fl f , -rootful
 is specified.
 .Fl L , -jbinit-log-to-file
 Makes jbinit log to
@@ -259,7 +259,7 @@ before they can be ran on a device jailbroken with
 \[char46]
 .Pp
 When using rootful mode, the
-.Fl f , -fakefs
+.Fl f , -rootful
 flag must be specified at all times. It does not matter whether you want to create fakefs,
 create partial fakefs, rejailbreak or remove jailbreak.
 .Sh POST INSTALLATION
@@ -311,9 +311,6 @@ may crash if the machine it is running on:
 .Pp
 The exploit may also work less reliably on some hosts, like AMD desktops, or some MediaTek devices.
 .Pp
-.Fl B , -setup-fakefs-partial
-does not work on iOS 16.
-.Pp
 The device may randomly crash and reboot due to launchd receiving signal 7 (SIGEMT).
 .Sh NOTES
 .Nm

include/kerninfo.h

@@ -61,6 +61,9 @@
 #define palerain_option_setup_partial_root   (1 << 4) /* fakefs creating should be partial */
 #define palerain_option_checkrain_is_clone   (1 << 5) /* supplied checkra1n is checkra1n clone */
 #define palerain_option_rootless_livefs      (1 << 6) /* mount root livefs on rootless */
+#define palerain_option_no_ssv               (1 << 7) /* no signed system volume */
+#define palerain_option_force_fakefs         (1 << 8) /* force fakefs, even without SSV */
+#define palerain_option_rootless             (1 << 9) /* rootless jailbreak */
 
 #ifdef DEV_BUILD
 #define palerain_option_test1               (1 << 29)

include/palerain.h

@@ -22,8 +22,14 @@
 #define CMD_LEN_MAX 512
 #define OVERRIDE_MAGIC 0xd803b376
 
-#define palerain_option_case_version      palerain_option_case(0)
+#define palerain_option_case_version           palerain_option_case(0)
-#define palerain_option_case_force_revert palerain_option_case(1)
+#define palerain_option_case_force_revert      palerain_option_case(1)
+#ifdef DEV_BUILD
+#define palerain_option_case_ignore_ssv        palerain_option_case(2)
+#define palerain_option_case_force_fakefs      palerain_option_case(3)
+#define palerain_option_case_rootless_livefs   palerain_option_case(4)
+#endif
+
 
 #ifdef USE_LIBUSB
 #include <libusb-1.0/libusb.h>

src/optparse.c

@@ -52,6 +52,9 @@ static struct option longopts[] = {
 #ifdef DEV_BUILD
 	{"test1", no_argument, NULL, '1'},
 	{"test2", no_argument, NULL, '2'},
+	{"ignore-ssv", no_argument, NULL, palerain_option_case_ignore_ssv},
+	{"rootless-livefs", no_argument, NULL, palerain_option_case_rootless_livefs},
+	{"force-fakefs", no_argument, NULL, palerain_option_case_force_fakefs},
 #endif
 #ifdef TUI
 	{"tui", no_argument, NULL, 't'},
@@ -79,6 +82,9 @@ static int usage(int e, char* prog_name)
 			"\t--version\t\t\t\tPrint version\n"
 			"\t--force-revert\t\t\t\tRemove jailbreak\n"
 #ifdef DEV_BUILD
+			"\t--ignore-ssv\t\t\t\tAssume the platform has no SSV\n"
+			"\t--force-fakefs\t\t\t\tAllow fakefs to be created and used even on platforms without SSV\n"
+			"\t--rootless-livefs\t\t\t\tMount the root livefs on rootless\n"
 			"\t-1, --test1\t\t\t\tSet palerain_option_test1\n"
 			"\t-2, --test2\t\t\t\tSet palerain_option_test2\n"
 #endif
@@ -91,13 +97,13 @@ static int usage(int e, char* prog_name)
 			"\t-e, --boot-args <boot arguments>\tXNU boot arguments\n"
 			"\t-E, --enter-recovery\t\t\tEnter recovery mode\n"
 #ifdef ROOTFUL
-			"\t-f, --fakefs \t\t\t\tBoots fakefs\n"
+			"\t-f, --rootful \t\t\t\tSet jailbreak mode to rootful.\n"
 #endif
 			"\t-h, --help\t\t\t\tShow this help\n"
 			"\t-i, --override-checkra1n <file>\t\tOverride checkra1n\n"
 			"\t-k, --override-pongo <file>\t\tOverride Pongo image\n"
 			"\t-K, --override-kpf <file>\t\tOverride kernel patchfinder\n"
-			"\t-l, --rootless\t\t\t\tBoots rootless. This is the default\n"
+			"\t-l, --rootless\t\t\t\tSet jailbreak mode to rootless.\n"
 			"\t-L, --jbinit-log-to-file\t\tMake jbinit log to /cores/jbinit.log (can be read from sandbox while jailbroken)\n"
 			"\t-n, --exit-recovery\t\t\tExit recovery mode\n"
 			"\t-I, --device-info\t\t\tPrint info about the connected device\n"
@@ -185,7 +191,7 @@ int optparse(int argc, char* argv[]) {
 #endif
 		case 'l':
 #ifdef ROOTFUL
-			palerain_flags &= ~palerain_option_rootful;
+			palerain_flags |= palerain_option_rootless;
 #endif
 			break;
 		case 'L':
@@ -296,6 +302,15 @@ int optparse(int argc, char* argv[]) {
 		case '2':
 			palerain_flags |= palerain_option_test2;
 			break;
+		case palerain_option_case_force_fakefs:
+			palerain_flags |= palerain_option_case_force_fakefs;
+			break;
+		case palerain_option_case_rootless_livefs:
+			palerain_flags |= palerain_option_case_rootless_livefs;
+			break;
+		case palerain_option_case_ignore_ssv:
+			palerain_flags |= palerain_option_no_ssv;
+			break;
 #endif
 		case palerain_option_case_force_revert:
 			checkrain_flags |= checkrain_option_force_revert;
@@ -350,6 +365,17 @@ int optparse(int argc, char* argv[]) {
 		LOG(LOG_VERBOSE4, "overlay override ptr %p -> %p", override_overlay.orig_ptr, **overlay_to_upload);
 	}
 
+	if (checkrain_option_enabled(palerain_flags, palerain_option_rootful) && checkrain_option_enabled(palerain_flags, palerain_option_rootless)) {
+		LOG(LOG_FATAL, "cannot have rootful and rootless at the same time");
+		return -1;
+	}
+
+	if (!checkrain_option_enabled(palerain_flags, palerain_option_rootful) && !checkrain_option_enabled(palerain_flags, palerain_option_rootless)) {
+		LOG(LOG_FATAL, "must have either rootful or rootless, use --help for help");
+		return -1;
+	}
+
+
 	if (!checkrain_option_enabled(palerain_flags, palerain_option_rootful)) {
 		if (checkrain_option_enabled(palerain_flags, palerain_option_setup_rootful) || checkrain_option_enabled(palerain_flags, palerain_option_setup_rootful_forced)) {
 			LOG(LOG_FATAL, "Cannot setup rootful when rootless is requested. Use -f to enable rootful mode.");