diff options
Diffstat (limited to 'src/pal/tests/palsuite/filemapping_memmgt/VirtualAlloc/test19/VirtualAlloc.c')
-rw-r--r-- | src/pal/tests/palsuite/filemapping_memmgt/VirtualAlloc/test19/VirtualAlloc.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/filemapping_memmgt/VirtualAlloc/test19/VirtualAlloc.c b/src/pal/tests/palsuite/filemapping_memmgt/VirtualAlloc/test19/VirtualAlloc.c new file mode 100644 index 0000000000..5cbe48b15e --- /dev/null +++ b/src/pal/tests/palsuite/filemapping_memmgt/VirtualAlloc/test19/VirtualAlloc.c @@ -0,0 +1,51 @@ +// 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: virtualalloc.c +** +** Purpose: Positive test the VirtualAlloc API. +** Call VirtualAlloc to reserve and commit +** simultaneously with MEM_COMMIT|MEM_RESERVE|MEM_TOP_DOWN +** allocation type and PAGE_READONLY access +** protection +** +** +**============================================================*/ +#include <palsuite.h> + +int __cdecl main(int argc, char *argv[]) +{ + int err; + LPVOID lpVirtualAddress; + + //Initialize the PAL environment + err = PAL_Initialize(argc, argv); + if(0 != err) + { + ExitProcess(FAIL); + } + + //reserve and commit simultaneously by using MEM_COMMIT|MEM_RESERVE + lpVirtualAddress = VirtualAlloc(NULL,//system determine where to allocate the region + 1024, //specify the size + MEM_COMMIT|MEM_RESERVE|MEM_TOP_DOWN, //allocation type + PAGE_READONLY); //access protection + if(NULL == lpVirtualAddress) + { + Fail("\nFailed to call VirtualAlloc API!\n"); + } + + //decommit the specified region + err = VirtualFree(lpVirtualAddress,1024,MEM_DECOMMIT); + if(0 == err) + { + Fail("\nFailed to call VirtualFree API!\n"); + } + + + PAL_Terminate(); + return PASS; +} |