// © 2016 and later: Unicode, Inc. and others. // License & terms of use: http://www.unicode.org/copyright.html /* ****************************************************************************** * * Copyright (C) 1999-2011, International Business Machines * Corporation and others. All Rights Reserved. * ******************************************************************************/ /*---------------------------------------------------------------------------------- * * Memory mapped file wrappers for use by the ICU Data Implementation * * Porting note: The implementation of these functions is very platform specific. * Not all platforms can do real memory mapping. Those that can't * still must implement these functions, getting the data into memory using * whatever means are available. * * These functions are part of the ICU internal implementation, and * are not intended to be used directly by applications. * *----------------------------------------------------------------------------------*/ #ifndef __UMAPFILE_H__ #define __UMAPFILE_H__ #include "unicode/putil.h" #include "unicode/udata.h" #include "putilimp.h" U_CAPI UBool U_EXPORT2 uprv_mapFile(UDataMemory *pdm, const char *path, UErrorCode *status); U_CFUNC void uprv_unmapFile(UDataMemory *pData); /* MAP_NONE: no memory mapping, no file access at all */ #define MAP_NONE … #define MAP_WIN32 … #define MAP_POSIX … #define MAP_STDIO … #define MAP_390DLL … #if UCONFIG_NO_FILE_IO #define MAP_IMPLEMENTATION … #elif U_PLATFORM_USES_ONLY_WIN32_API #define MAP_IMPLEMENTATION … #elif U_HAVE_MMAP || U_PLATFORM == U_PF_OS390 # if U_PLATFORM == U_PF_OS390 && defined (OS390_STUBDATA) /* No memory mapping for 390 batch mode. Fake it using dll loading. */ #define MAP_IMPLEMENTATION … # else #define MAP_IMPLEMENTATION … # endif #else /* unknown platform, no memory map implementation: use stdio.h and uprv_malloc() instead */ #define MAP_IMPLEMENTATION … #endif #endif
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