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//////////////////////////////////////////////////////////////////////////////

// (C) Copyright Ion Gaztanaga 2004-2012. Distributed under the Boost

// Software License, Version 1.0. (See accompanying file

// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

// See http://www.boost.org/libs/interprocess for documentation.

//////////////////////////////////////////////////////////////////////////////

#include <boost/interprocess/detail/workaround.hpp>

#ifdef BOOST_INTERPROCESS_WINDOWS

#include <boost/interprocess/allocators/allocator.hpp>

#include <boost/container/vector.hpp>

#include <boost/interprocess/managed_windows_shared_memory.hpp>

#include <cstdio>

#include <string>

#include "get_process_id_name.hpp"

using namespace boost::interprocess;

int main ()

{

const int MemSize = 65536;

const char *const MemName = test::get_process_id_name();

//STL compatible allocator object for shared memory

typedef allocator<int, managed_windows_shared_memory::segment_manager>

allocator_int_t;

//A vector that uses that allocator

typedef boost::container::vector<int, allocator_int_t> MyVect;

{

const int max = 100;

void *array[std::size_t(max)];

//Named allocate capable shared memory allocator

managed_windows_shared_memory w_shm(create_only, MemName, MemSize);

std::size_t i;

//Let's allocate some memory

for(i = 0; i < max; ++i){

array[std::ptrdiff_t(i)] = w_shm.allocate(i+1u);

}

//Deallocate allocated memory

for(i = 0; i < max; ++i){

w_shm.deallocate(array[std::ptrdiff_t(i)]);

}

{

//Named allocate capable shared memory managed memory class

managed_windows_shared_memory w_shm(create_only, MemName, MemSize);

//Construct the STL-like allocator with the segment manager

const allocator_int_t myallocator (w_shm.get_segment_manager());

//Named allocate capable shared memory managed memory class

managed_windows_shared_memory w_tmp(open_only, MemName);

}

{

bool throws_ok = false;

//Check memory is gone

BOOST_INTERPROCESS_TRY{

managed_windows_shared_memory w_tmp(open_only, MemName);

}

BOOST_INTERPROCESS_CATCH(interprocess_exception &e) {

throws_ok = e.get_error_code() == not_found_error;

}

BOOST_INTERPROCESS_CATCH_END

if (!throws_ok)

return 1;

}

{

//Named allocate capable shared memory managed memory class

managed_windows_shared_memory w_shm(open_or_create, MemName, MemSize);

//Construct the STL-like allocator with the segment manager

const allocator_int_t myallocator (w_shm.get_segment_manager());

//Construct vector

MyVect *w_shm_vect = w_shm.construct<MyVect> ("MyVector") (myallocator);

//Test that vector can be found via name

if(w_shm_vect != w_shm.find<MyVect>("MyVector").first)

return -1;

//Destroy and check it is not present

w_shm.destroy<MyVect> ("MyVector");

if(0 != w_shm.find<MyVect>("MyVector").first)

return -1;

//Construct a vector in the shared memory

w_shm_vect = w_shm.construct<MyVect> ("MyVector") (myallocator);

{

//Map preexisting segment again in memory

managed_windows_shared_memory w_shm_new(open_only, MemName);

//Check vector is still there

w_shm_vect = w_shm_new.find<MyVect>("MyVector").first;

if(!w_shm_vect)

return -1;

if(w_shm_new.get_size() != w_shm.get_size())

return 1;

}

{

//Map preexisting segment again in memory

managed_windows_shared_memory w_shm_new(open_or_create, MemName, MemSize);

//Check vector is still there

w_shm_vect = w_shm_new.find<MyVect>("MyVector").first;

if(!w_shm_vect)

return -1;

if(w_shm_new.get_size() != w_shm.get_size())

return 1;

{

//Map preexisting shmem again in copy-on-write

managed_windows_shared_memory shmem(open_copy_on_write, MemName);

//Check vector is still there

MyVect *shmem_vect = shmem.find<MyVect>("MyVector").first;

if(!shmem_vect)

return -1;

//Erase vector

shmem.destroy_ptr(shmem_vect);

//Make sure vector is erased

shmem_vect = shmem.find<MyVect>("MyVector").first;

if(shmem_vect)

return -1;

}

//Now check vector is still in the s

{

//Map preexisting shmem again in copy-on-write

managed_windows_shared_memory shmem(open_copy_on_write, MemName);

//Check vector is still there

MyVect *shmem_vect = shmem.find<MyVect>("MyVector").first;

if(!shmem_vect)

return -1;

}

{

//Map preexisting shmem again in read-only

managed_windows_shared_memory shmem(open_read_only, MemName);

//Check vector is still there

MyVect *shmem_vect = shmem.find<MyVect>("MyVector").first;

if(!shmem_vect)

return -1;

}

//Destroy and check it is not present

w_shm_new.destroy_ptr(w_shm_vect);

if(0 != w_shm_new.find<MyVect>("MyVector").first)

return 1;

//Now test move semantics

managed_windows_shared_memory original(open_only, MemName);

managed_windows_shared_memory move_ctor(boost::move(original));

managed_windows_shared_memory move_assign;

move_assign = boost::move(move_ctor);

}

return 0;

}

#else

int main()

{

return 0;

}

#endif

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