[WinAPI] API 5 [遍历驱动器并获取驱动器属性]

/*
遍历驱动器并获取驱动器属性
*/
#include<windows.h>
#include<stdlib.h>
#include<stdio.h>

#define BUFSIZE 1024

BOOL GetDirverInfo(LPSTR szDrive);

void main()
{
CHAR szLogicalDriveStrings[BUFSIZE];
PCHAR szDrive;

ZeroMemory(szLogicalDriveStrings,BUFSIZE);
//获取逻辑驱动器卷名
GetLogicalDriveStringsA(BUFSIZE-1,szLogicalDriveStrings);
szDrive=(PCHAR)szLogicalDriveStrings;
//循环处理每个卷
do
{
if(!GetDirverInfo(szDrive))
{
printf("\nGet Volume Information Error: %d",GetLastError());
}
szDrive+=(lstrlenA(szDrive)+1);
}
while(*szDrive!='\x00');
}
/*
*功能：获取驱动器的属性
*参数：指明获取驱动器的根路径，如C:\
*返回：BOOL是否成功
*/
BOOL GetDirverInfo(LPSTR szDrive)
{
UINT uDriveType;
DWORD dwVolumeSerialNumber;
DWORD dwMaximumComponentLength;
DWORD dwFileSystemFlags;
CHAR szFileSystemNameBuffer[BUFSIZE];
CHAR szDirveName[MAX_PATH];
printf("\n%s\n",szDrive);
uDriveType=GetDriveTypeA(szDrive);
switch(uDriveType){
case DRIVE_UNKNOWN:
printf("The drive type cannot be determind.");
break;
case DRIVE_NO_ROOT_DIR:
printf("The root path is invalid,for example,no volume is mounted at the path.");
break;
case DRIVE_REMOVABLE:
printf("The drive is a type that has removable media,for example,a floppy drive or removable hard disk.");
break;
case DRIVE_FIXED:
printf("The drive is a type that cannot be removed,for example,a fixed hard drive.");
break;
case DRIVE_REMOTE:
printf("The drive is a remote (network) drive.");
break;
case DRIVE_CDROM:
printf("The drive is a CD-ROM drive.");
break;
case DRIVE_RAMDISK:
printf("The drive is a RAM disk.");
break;
default:
break;
}
if(!GetVolumeInformationA(
szDrive,
szDirveName,
MAX_PATH,
&dwVolumeSerialNumber,
&dwMaximumComponentLength,
&dwFileSystemFlags,
szFileSystemNameBuffer,
BUFSIZE
))
{
return false;
}
printf("\nVolume Serial Number is %u",dwVolumeSerialNumber);
printf("\nMaximum Component Length is %u",dwMaximumComponentLength);
printf("\nSystem Type is %s\n",szFileSystemNameBuffer);
if(dwFileSystemFlags & FILE_VOLUME_QUOTAS)
{
printf("The file system supports disk quotas.\n");
}
if(dwFileSystemFlags & FILE_CASE_SENSITIVE_SEARCH)
{
printf("The file system supports case-sensitive file names.\n");
}
//you can use these value to get more information
//FILE_CASE_PRESERVED_NAMES
//FILE_CASE_SENSITIVE_SEARCH
//FILE_FILE_COMPRESSION
//FILE_NAMED_STREAMS
//...
return TRUE;
}