//! demo/lib.rs --- generated by DEMO:RS-MACROEXPAND

 extern crate libc;

 extern crate obj;

 use libc::{c_char, size_t};

 use obj::{CustomService, Objective, Service};

 use std::ffi::{CStr, CString};

 use std::slice;

 #[no_mangle]

 pub unsafe extern "C" fn free_service(ptr: *mut Service) {

   if ptr.is_null() {

     return;

   }

   let _ = Box::from_raw(ptr);

 }

 #[no_mangle]

 pub unsafe extern "C" fn service_from_string(ptr: *const c_char) -> *mut Service {

   assert!(!ptr.is_null());

   let p = CStr::from_ptr(ptr).to_str().unwrap();

   Box::into_raw(Box::new(p.into()))

 }

 #[no_mangle]

 pub unsafe extern "C" fn service_from_json_string(ptr: *const c_char) -> *mut Service {

   assert!(!ptr.is_null());

   let s = CStr::from_ptr(ptr);

   Box::into_raw(Box::new(

     Service::from_json_str(&s.to_str().unwrap()).unwrap(),

   ))

 }

 #[no_mangle]

 pub unsafe extern "C" fn service_to_json_string(ptr: *const Service) -> *mut c_char {

   let p = &*ptr;

   let x = p.to_json_string().unwrap();

   CString::new(x.as_str().as_bytes()).unwrap().into_raw()

 }

 #[no_mangle]

 pub unsafe extern "C" fn service_from_ron_string(ptr: *const c_char) -> *mut Service {

   assert!(!ptr.is_null());

   let s = CStr::from_ptr(ptr);

   Box::into_raw(Box::new(

     Service::from_ron_str(&s.to_str().unwrap()).unwrap(),

   ))

 }

 #[no_mangle]

 pub unsafe extern "C" fn service_to_ron_string(ptr: *const Service) -> *mut c_char {

   let p = &*ptr;

   let x = p.to_ron_string().unwrap();

   CString::new(x.as_str().as_bytes()).unwrap().into_raw()

 }

 #[no_mangle]

 pub unsafe extern "C" fn service_decode(ptr: *const u8, len: size_t) -> *mut Service {

   Box::into_raw(Box::new(

     Service::decode(slice::from_raw_parts(ptr, len)).unwrap(),

   ))

 }

 #[no_mangle]

 pub unsafe extern "C" fn service_encode(ptr: *const Service) -> *mut u8 {

   let p = &*ptr;

   let mut x = p.encode().unwrap();

   let r = x.as_mut_ptr();

   std::mem::forget(x);

   r

 }

 #[no_mangle]

 pub unsafe extern "C" fn free_custom_service(ptr: *mut CustomService) {

   if ptr.is_null() {

     return;

   }

   let _ = Box::from_raw(ptr);

 }

 #[no_mangle]

 pub unsafe extern "C" fn custom_service_from_string(ptr: *const c_char) -> *mut CustomService {

   assert!(!ptr.is_null());

   let p = CStr::from_ptr(ptr).to_str().unwrap();

   Box::into_raw(Box::new(p.into()))

 }

 #[no_mangle]

 pub unsafe extern "C" fn custom_service_from_json_string(ptr: *const c_char) -> *mut CustomService {

   assert!(!ptr.is_null());

   let s = CStr::from_ptr(ptr);

   Box::into_raw(Box::new(

     CustomService::from_json_str(&s.to_str().unwrap()).unwrap(),

   ))

 }

 #[no_mangle]

 pub unsafe extern "C" fn custom_service_to_json_string(ptr: *const CustomService) -> *mut c_char {

   let p = &*ptr;

   let x = p.to_json_string().unwrap();

   CString::new(x.as_str().as_bytes()).unwrap().into_raw()

 }

 #[no_mangle]

 pub unsafe extern "C" fn custom_service_from_ron_string(ptr: *const c_char) -> *mut CustomService {

   assert!(!ptr.is_null());

   let s = CStr::from_ptr(ptr);

   Box::into_raw(Box::new(

     CustomService::from_ron_str(&s.to_str().unwrap()).unwrap(),

   ))

 }

 #[no_mangle]

 pub unsafe extern "C" fn custom_service_to_ron_string(ptr: *const CustomService) -> *mut c_char {

   let p = &*ptr;

   let x = p.to_ron_string().unwrap();

   CString::new(x.as_str().as_bytes()).unwrap().into_raw()

 }

 #[no_mangle]

 pub unsafe extern "C" fn custom_service_decode(ptr: *const u8, len: size_t) -> *mut CustomService {

   Box::into_raw(Box::new(

     CustomService::decode(slice::from_raw_parts(ptr, len)).unwrap(),

   ))

 }

 #[no_mangle]

 pub unsafe extern "C" fn custom_service_encode(ptr: *const CustomService) -> *mut u8 {

   let p = &*ptr;

   let mut x = p.encode().unwrap();

   let r = x.as_mut_ptr();

   std::mem::forget(x);

   r

 }