Restructure the native module

Consolidate all code into the src folder

native/src/include/magisk.hpp

@@ -0,0 +1,44 @@
+#pragma once
+
+#include <string>
+
+// magiskinit will hex patch this constant,
+// appending \0 to prevent the compiler from reusing the string for "1"
+#define MAIN_SOCKET  "d30138f2310a9fb9c54a3e0c21f58591\0"
+#define JAVA_PACKAGE_NAME "com.topjohnwu.magisk"
+#define LOGFILE         "/cache/magisk.log"
+#define UNBLOCKFILE     "/dev/.magisk_unblock"
+#define SECURE_DIR      "/data/adb"
+#define MODULEROOT      SECURE_DIR "/modules"
+#define MODULEUPGRADE   SECURE_DIR "/modules_update"
+#define DATABIN         SECURE_DIR "/magisk"
+#define MAGISKDB        SECURE_DIR "/magisk.db"
+
+// tmpfs paths
+extern std::string  MAGISKTMP;
+#define INTLROOT    ".magisk"
+#define MIRRDIR     INTLROOT "/mirror"
+#define RULESDIR    MIRRDIR "/sepolicy.rules"
+#define BLOCKDIR    INTLROOT "/block"
+#define MODULEMNT   INTLROOT "/modules"
+#define BBPATH      INTLROOT "/busybox"
+#define ROOTOVL     INTLROOT "/rootdir"
+#define SHELLPTS    INTLROOT "/pts"
+#define ROOTMNT     ROOTOVL "/.mount_list"
+#define ZYGISKBIN   INTLROOT "/zygisk"
+#define SELINUXMOCK INTLROOT "/selinux"
+
+constexpr const char *applet_names[] = { "su", "resetprop", nullptr };
+
+#define POST_FS_DATA_WAIT_TIME       40
+#define POST_FS_DATA_SCRIPT_MAX_TIME 35
+
+extern int SDK_INT;
+#define APP_DATA_DIR (SDK_INT >= 24 ? "/data/user_de" : "/data/user")
+
+// Multi-call entrypoints
+int magisk_main(int argc, char *argv[]);
+int su_client_main(int argc, char *argv[]);
+int resetprop_main(int argc, char *argv[]);
+int app_process_main(int argc, char *argv[]);
+int zygisk_main(int argc, char *argv[]);