一个windows下取进程内存的代码

先保存一下,以免以后用到又要重写

 

 1 #include <windows.h>

 2 #include <stdio.h>

 3 #include <stdlib.h>
 4 #include <time.h>
 5 #include "psapi.h"
 6 
 7 DWORD GetMemory(int interval, int pid)
 8 {
 9     HANDLE hProcess = NULL;
10     PROCESS_MEMORY_COUNTERS pmc;
11     PERFORMACE_INFORMATION pmi;
12 
13     hProcess = OpenProcess(  PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pid);
14     if (NULL == hProcess)
15     {
16         fprintf(stderr, "pid: %d not exist.\n", pid);
17         return -1;
18     }
19 
20     setvbuf(stdout, NULL, _IONBF, 0);
21     while(1)
22     {
23         time_t t = time(NULL);
24         struct tm* nowtime = localtime(&t);
25 #if 1
26         if ( GetProcessMemoryInfo( hProcess, &pmc, (BYTE)sizeof(pmc)) )
27 #else
28         if (GetPerformanceInfo( hProcess, &pmi, (BYTE)sizeof(pmi)));
29 #endif
30         {
31             printf("%02d:%02d:%02d,%d\n", nowtime->tm_hour, nowtime->tm_min, nowtime->tm_sec,pmc.WorkingSetSize>>10);
32         }
33         Sleep(interval*1000);
34     }
35 
36     CloseHandle( hProcess );
37     return 0;
38 }
39 
40 
41 int main(int argc, char* argv[])
42 {
43     int interval, pid;
44     if(argc != 3)
45     {
46         fprintf(stderr, "useage: interval pid\n", argv[0]);
47         exit(-1);
48     }
49     interval = atoi(argv[1]);
50     pid = atoi(argv[2]);
51 
52     return GetMemory(interval, pid);
53 }