PE获取pid

#include <stdio.h>
#include <Windows.h>
#include <tlhelp32.h>
DWORD GetProcessIDByName(const char* pName)
{
	//内存快照
	HANDLE hSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
	//printf("%p\n\n", hSnapshot);
   //判断是否有获取到内存快照
	if (INVALID_HANDLE_VALUE == hSnapshot) {
		return NULL;
	}
   //Process32first和next的参数所需要
	PROCESSENTRY32 pe = { sizeof(pe) };
   //依次循环每个进程，通过strcmp找到所需要的进程，就跳出。
	for (BOOL ret = Process32First(hSnapshot, &pe); ret; ret = Process32Next(hSnapshot, &pe)) {
		if (strcmp(pe.szExeFile, pName) == 0) {
			CloseHandle(hSnapshot);
			return pe.th32ProcessID;
		}
	}
	CloseHandle(hSnapshot);
	return 0;
}
int main()
{
	int pid = GetProcessIDByName("chrome.exe");
	printf("%d\n\n", pid);
	getchar();
	return 0;
}