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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <string.h>
  4. #include <windows.h>
  5. #include <devguid.h>
  6. #include <regstr.h>
  7. #include <setupapi.h>
  8.  
  9. BOOL Test(void)
  10. {
  11.   BOOL ret;
  12.   DWORD dwIndex;
  13.   DWORD dwSize;
  14.   DWORD dwRegType;
  15.   BOOL bRet;
  16.   HDEVINFO hDevInfo;
  17.   SP_DEVINFO_DATA sDevInfo;
  18.   char strMessage[8192];
  19.   char *pszName;
  20.  
  21.   hDevInfo = SetupDiGetClassDevs(NULL, 0, 0, DIGCF_PRESENT | DIGCF_ALLCLASSES);
  22.   if(hDevInfo == INVALID_HANDLE_VALUE) return FALSE;
  23.   ret = FALSE;
  24.   dwIndex = 0;
  25.   ZeroMemory(&sDevInfo, sizeof(SP_DEVINFO_DATA));
  26.   sDevInfo.cbSize = sizeof(SP_DEVINFO_DATA);
  27.   while(1){
  28.     bRet = SetupDiEnumDeviceInfo(hDevInfo, dwIndex++, &sDevInfo);
  29.     if(bRet == FALSE) break;
  30.     ret = FALSE;
  31.     dwSize = 0;
  32.     bRet = SetupDiGetDeviceRegistryPropertyA(hDevInfo, &sDevInfo, SPDRP_DEVICEDESC, &dwRegType, NULL, 0, &dwSize);
  33.     pszName = (char *)malloc(dwSize);
  34.     if(pszName == NULL) break;
  35.     bRet = SetupDiGetDeviceRegistryPropertyA(hDevInfo, &sDevInfo, SPDRP_DEVICEDESC, &dwRegType, (BYTE*)pszName, dwSize, &dwSize);
  36.     if(bRet == FALSE){ free(pszName); continue; }
  37.     strcat(strMessage, pszName);
  38.     free(pszName);
  39.     {
  40.       dwSize = 0;
  41.       bRet = SetupDiGetDeviceRegistryPropertyA(hDevInfo, &sDevInfo, SPDRP_FRIENDLYNAME, &dwRegType, NULL, 0, &dwSize);
  42.       pszName = (char *)malloc(dwSize);
  43.       if(pszName){
  44.         bRet = SetupDiGetDeviceRegistryPropertyA(hDevInfo, &sDevInfo, SPDRP_FRIENDLYNAME, &dwRegType, (BYTE*)pszName, dwSize, &dwSize);
  45.         if(bRet){
  46.           strcat(strMessage, " (");
  47.           strcat(strMessage, pszName);
  48.           strcat(strMessage, ")");
  49.         }
  50.         free(pszName);
  51.       }
  52.     }
  53.     strcat(strMessage, "\n");
  54.     ret = TRUE;
  55.   }
  56.   SetupDiDestroyDeviceInfoList(hDevInfo);
  57.   MessageBoxA(NULL, strMessage, "", MB_OK); // no scroll
  58.   // fprintf(stdout, strMessage);
  59.   return ret;
  60. }
  61.  
  62. int main(int ac, char **av)
  63. {
  64.   Test();
  65.   return 0;
  66. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
prog.c:4:10: fatal error: windows.h: No such file or directory
 #include <windows.h>
          ^~~~~~~~~~~
compilation terminated.
stdout 
Standard output is empty
https://ideone.com/Yn8u0I
language:
C (gcc 8.3)
created:
3 years ago
visibility:
public

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