86 lines
2.0 KiB
C
86 lines
2.0 KiB
C
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#include <stdio.h>
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#include <winpr/crt.h>
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#include <winpr/windows.h>
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#include <winpr/interlocked.h>
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typedef struct
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{
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WINPR_SLIST_ENTRY ItemEntry;
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ULONG Signature;
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} PROGRAM_ITEM, *PPROGRAM_ITEM;
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int TestInterlockedSList(int argc, char* argv[])
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{
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ULONG Count;
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WINPR_PSLIST_ENTRY pFirstEntry;
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WINPR_PSLIST_HEADER pListHead;
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WINPR_UNUSED(argc);
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WINPR_UNUSED(argv);
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/* Initialize the list header to a MEMORY_ALLOCATION_ALIGNMENT boundary. */
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pListHead = (WINPR_PSLIST_HEADER)winpr_aligned_malloc(sizeof(WINPR_SLIST_HEADER),
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MEMORY_ALLOCATION_ALIGNMENT);
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if (!pListHead)
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{
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printf("Memory allocation failed.\n");
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return -1;
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}
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InitializeSListHead(pListHead);
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/* Insert 10 items into the list. */
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for (Count = 1; Count <= 10; Count += 1)
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{
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PPROGRAM_ITEM pProgramItem =
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(PPROGRAM_ITEM)winpr_aligned_malloc(sizeof(PROGRAM_ITEM), MEMORY_ALLOCATION_ALIGNMENT);
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if (!pProgramItem)
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{
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printf("Memory allocation failed.\n");
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return -1;
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}
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pProgramItem->Signature = Count;
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pFirstEntry = InterlockedPushEntrySList(pListHead, &(pProgramItem->ItemEntry));
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}
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/* Remove 10 items from the list and display the signature. */
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for (Count = 10; Count >= 1; Count -= 1)
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{
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PPROGRAM_ITEM pProgramItem;
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WINPR_PSLIST_ENTRY pListEntry = InterlockedPopEntrySList(pListHead);
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if (!pListEntry)
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{
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printf("List is empty.\n");
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return -1;
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}
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pProgramItem = (PPROGRAM_ITEM)pListEntry;
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printf("Signature is %" PRIu32 "\n", pProgramItem->Signature);
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/*
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* This example assumes that the SLIST_ENTRY structure is the
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* first member of the structure. If your structure does not
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* follow this convention, you must compute the starting address
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* of the structure before calling the free function.
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*/
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winpr_aligned_free(pListEntry);
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}
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/* Flush the list and verify that the items are gone. */
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pFirstEntry = InterlockedPopEntrySList(pListHead);
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if (pFirstEntry)
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{
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printf("Error: List is not empty.\n");
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return -1;
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}
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winpr_aligned_free(pListHead);
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return 0;
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}
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