/* Copyright (c) 2013 Stanislaw Halik <sthalik@misaki.pl> * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. */ #pragma once #if defined(_WIN32) #include <windows.h> #else #include <stdio.h> #include <string.h> #include <sys/file.h> #include <sys/mman.h> #include <fcntl.h> #include <limits.h> #include <unistd.h> #include <sys/types.h> #endif #include "export.hpp" #include "macros1.h" class OTR_COMPAT_EXPORT shm_wrapper final { void* mem; #if defined(_WIN32) HANDLE mutex, mapped_file; #else int fd; unsigned size; #endif public: shm_wrapper(const char *shm_name, const char *mutex_name, int map_size); ~shm_wrapper(); bool lock(); bool unlock(); bool success(); inline void* ptr() { return mem; } };