Windows API 学习笔记

//test thread

#include <windows.h>

#include <stdio.h>

#define MAX_NUM 5

typedef struct TEST_STRUCT//

{

DWORD i;

DWORD dwRandom;

}TEST_STRUCT,*TEST_PTR;

DWORD WINAPI ThreadProc(LPVOID lpParameter)//

{

TEST_PTR testData;

testData = (TEST_PTR)lpParameter;//

printf("UID=%u,%u,%u\n",GetCurrentThreadId(),testData->i,testData->dwRandom);

HeapFree(GetProcessHeap(),0,testData);//

return 0;

}

int main()

{

TEST_PTR testData;

DWORD dwThreadID[MAX_NUM];

HANDLE hThread[MAX_NUM];

for(int i=0;i<MAX_NUM;i++)

{

//

testData = (TEST_PTR)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(TEST_STRUCT));

if(testData == NULL)//

{

printf("heapAlloc error!\n");

}

testData->i = i;

testData->dwRandom = rand();

/////

///1: 201M 3 4

///5 6TID

hThread[i] = CreateThread(NULL,0,ThreadProc,testData,0,&dwThreadID[i]);

if(hThread[i] == NULL)

{

printf("create thread error!\n");

}

///MAX_NUM

WaitForMultipleObjects(MAX_NUM,hThread,TRUE,INFINITE);

for(int i=0;i<MAX_NUM;i++)

{

CloseHandle(hThread);//

}

}

return 0;

}