Función que retorna información sobre el disco (Nombre volumen, Número de serie)

*-----------------------------------------------
FUNCTION GetVol(lpRoot)
*-----------------------------------------------
* Nuestra información del volumen
* USO: GetVol("C:")
* PARAMETRO: lpRoot = LetraDrive + ":"
*-----------------------------------------------
LOCAL lnRet, lcString, lpVolName, ;
  nVolSize, lpVolNumber, ;
  lpMaxComp, lpFlags, ;
  lpFSName, nFSSize

IF EMPTY(lpRoot)
  lpRoot = "d:"
ENDIF
lpVolName = SPACE(256)
nVolSize = 256
lpVolNumber = 0
lpMaxComp = 256
lpFlags = 0
lpFSName = SPACE(256)
nFSSize = 256

DECLARE INTEGER GetVolumeInformation IN Win32API AS GetVolInfo ;
  STRING  @lpRoot, ;
  STRING  @lpVolName, ;
  INTEGER nVolSize, ;
  INTEGER @lpVolNumber, ;
  INTEGER @lpMaxComp, ;
  INTEGER @lpFlags, ;
  STRING  @lpFSName, ;
  INTEGER nFSSize

lnRet=GetVolInfo(@lpRoot, @lpVolName, ;
  nVolSize, @lpVolNumber, ;
  @lpMaxComp, @lpFlags, ;
  @lpFSName, nFSSize)

IF lnRet > 0
  lcString = "Drive name: " + ;
    ALLT(lpRoot)+CHR(13)+ ;
    "Vol name: " + ;
    LEFT(ALLT(lpVolName),LEN(ALLT(lpVolName))-1)+CHR(13)+ ;
    "Max: " + ;
     ALLT(STR(nVolSize))+CHR(13)+ ;
    "Vol Serial: " + ;
     ALLT(STR(lpVolNumber))+CHR(13)+ ;
    "Max: " + ;
     ALLT(STR(lpMaxComp))+CHR(13)+ ;
    "File Sys Flags: " + ;
    ALLT(STR(lpFlags))+CHR(13)+ ;
    "File Sys type: " + ;
    LEFT(ALLT(lpFSName),LEN(ALLT(lpFSName))-1)+CHR(13)+ ;
    "File Sys Name Size: " + ;
    ALLT(STR(nFSSize))
ELSE
  lcString = "No se pudo ver información"
ENDIF
=MESSAGEBOX(lcString, "Información del volumen")
RETURN ""
ENDFUNC

Luis María Guayán