diff options
Diffstat (limited to 'src/pal/tests/palsuite/filemapping_memmgt/OpenFileMappingA/test3/OpenFileMappingA.cpp')
| -rw-r--r-- | src/pal/tests/palsuite/filemapping_memmgt/OpenFileMappingA/test3/OpenFileMappingA.cpp | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/filemapping_memmgt/OpenFileMappingA/test3/OpenFileMappingA.cpp b/src/pal/tests/palsuite/filemapping_memmgt/OpenFileMappingA/test3/OpenFileMappingA.cpp new file mode 100644 index 0000000000..b01a3e8c0b --- /dev/null +++ b/src/pal/tests/palsuite/filemapping_memmgt/OpenFileMappingA/test3/OpenFileMappingA.cpp @@ -0,0 +1,217 @@ +// Licensed to the .NET Foundation under one or more agreements. +// The .NET Foundation licenses this file to you under the MIT license. +// See the LICENSE file in the project root for more information. + +/*============================================================= +** +** Source: openfilemappinga.c +** +** Purpose: Positive test the OpenFileMapping API. +** Call OpenFileMapping to open a named file-mapping +** object with FILE_MAP_READ access +** +** +**============================================================*/ +#include <palsuite.h> + + +int __cdecl main(int argc, char *argv[]) +{ + + HANDLE FileMappingHandle; + HANDLE OpenFileMappingHandle; + HANDLE OpenFileMappingHandle2; + HANDLE lpMapViewAddress; + HANDLE lpMapViewAddress2; + const int LOWORDERSIZE = 1024; + char buf[] = "this is a test"; + char MapObject[] = "myMappingObject"; + char ch[1024]; + int RetVal = PASS; + + /* Initialize the PAL environment. + */ + if(0 != PAL_Initialize(argc, argv)) + { + return FAIL; + } + + /* Create a named file-mapping object with file handle FileHandle. + */ + FileMappingHandle = CreateFileMapping( + INVALID_HANDLE_VALUE, + NULL, /* Not inherited */ + PAGE_READWRITE, /* Read only */ + 0, /* High-order size */ + LOWORDERSIZE, /* Must be none 0 */ + MapObject); /* Named object */ + + + if(NULL == FileMappingHandle) + { + Fail("ERROR:%u:Failed to call CreateFileMapping to create " + "mapping object = \"%s\".\n", + GetLastError(), + MapObject); + } + if(GetLastError() == ERROR_ALREADY_EXISTS) + { + Trace("ERROR:File mapping object \"%s\" already exists!\n", + MapObject); + RetVal = FAIL; + goto CleanUpOne; + } + + /* Open a named file-mapping object with + * FILE_MAP_READ access. + */ + OpenFileMappingHandle = OpenFileMapping( + FILE_MAP_READ, + 0, + MapObject); + + if(NULL == OpenFileMappingHandle) + { + Trace("ERROR:%u: Failed to Call OpenFileMapping API.\n"); + RetVal = FAIL; + goto CleanUpOne; + } + + /* Open a named file-mapping object with + * FILE_MAP_ALL_ACCESS access, to verify the + * READ-ONLY Map view. + */ + OpenFileMappingHandle2 = OpenFileMapping( + FILE_MAP_ALL_ACCESS, + 0, + MapObject); + + if(NULL == OpenFileMappingHandle2) + { + Trace("Failed to Call OpenFileMapping API!\n"); + RetVal = FAIL; + goto CleanUpTwo; + } + + /* Test the opened map view. + */ + lpMapViewAddress = MapViewOfFile( + OpenFileMappingHandle, + FILE_MAP_READ, /* access code */ + 0, /* high order offset */ + 0, /* low order offset */ + LOWORDERSIZE); /* number of bytes for map */ + + if(NULL == lpMapViewAddress) + { + Trace("ERROR:%u: Failed to call MapViewOfFile " + "API to map a view of file!\n", + GetLastError()); + RetVal = FAIL; + goto CleanUpThree; + } + + /* Open the second Map view to verify the writing + * of the READ-ONLY Map view. + */ + lpMapViewAddress2 = MapViewOfFile( + OpenFileMappingHandle2, + FILE_MAP_ALL_ACCESS, /* access code */ + 0, /* high order offset */ + 0, /* low order offset */ + LOWORDERSIZE); /* number of bytes for map */ + + if(NULL == lpMapViewAddress2) + { + Trace("ERROR:%u: Failed to call MapViewOfFile " + "API to map a view of file!\n", + GetLastError()); + RetVal = FAIL; + goto CleanUpFour; + } + + /* Write to the ALL_ACCESS Map View. + */ + memcpy(lpMapViewAddress2, buf, strlen(buf)); + + /* Read from the READ-ONLY Map View. + */ + memcpy(ch, (LPCSTR)lpMapViewAddress, LOWORDERSIZE); + + /* Compare what was written to the Map View, + * to what was read. + */ + if (memcmp(ch, buf, strlen(buf))!= 0) + { + Trace("ERROR: MapViewOfFile not equal to file contents " + "retrieved \"%s\", expected \"%s\".\n", + ch, buf); + RetVal = FAIL; + goto CleanUpFive; + } + +CleanUpFive: + + /* Unmap the view of file. + */ + if ( UnmapViewOfFile(lpMapViewAddress2) == FALSE ) + { + Trace("ERROR:%u: Failed to UnmapViewOfFile of \"%0x%lx\".\n", + GetLastError(), + lpMapViewAddress2); + RetVal = FAIL; + } + +CleanUpFour: + + /* Unmap the view of file. + */ + if ( UnmapViewOfFile(lpMapViewAddress) == FALSE ) + { + Trace("ERROR:%u: Failed to UnmapViewOfFile of \"%0x%lx\".\n", + GetLastError(), + lpMapViewAddress); + RetVal = FAIL; + } + +CleanUpThree: + + /* Close Handle to opened file mapping. + */ + if ( CloseHandle(OpenFileMappingHandle2) == 0 ) + { + Trace("ERROR:%u: Failed to CloseHandle \"0x%lx\".\n", + GetLastError(), + OpenFileMappingHandle2); + RetVal = FAIL; + } + +CleanUpTwo: + + /* Close Handle to opened file mapping. + */ + if ( CloseHandle(OpenFileMappingHandle) == 0 ) + { + Trace("ERROR:%u: Failed to CloseHandle \"0x%lx\".\n", + GetLastError(), + OpenFileMappingHandle); + RetVal = FAIL; + } + +CleanUpOne: + + /* Close Handle to create file mapping. + */ + if ( CloseHandle(FileMappingHandle) == 0 ) + { + Trace("ERROR:%u: Failed to CloseHandle \"0x%lx\".\n", + GetLastError(), + FileMappingHandle); + RetVal = FAIL; + } + + /* Terminate the PAL. + */ + PAL_TerminateEx(RetVal); + return RetVal; +} |