XProfan

nProc fGetAppDataPath{

    long m=dim(MAX_PATH)
    long l=shgetspecialfolderpath(,m,CSIDL_APPDATA,)

    ifnot l {

        dispose(m)
        return "C:\\temp\\"

    }

    string s=string$(m,0)
    dispose(m)
    return s+"\\"

}

nProc nFileExists(string fle){

    long hFile=createFile(fle,GENERIC_READ,FILE_SHARE_READ,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0)
    case hFile==INVALID_HANDLE_VALUE : return false
    closeHandle(hFile)
    return true

}

nProc nDirectoryExists(string fle){

    long hFile=createFile(fle,GENERIC_READ,FILE_SHARE_READ,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL | FILE_FLAG_BACKUP_SEMANTICS,0)
    case hFile==INVALID_HANDLE_VALUE : return false
    closeHandle(hFile)
    return true

}

nProc nFileSize(string fle){

    long hFile=createFile(fle,GENERIC_READ,FILE_SHARE_READ,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0)
    case hFile==INVALID_HANDLE_VALUE : return -1
    long sz=getFileSize(hFile,0)
    closeHandle(hFile)
    return sz

}

nProc fgc(string s){

    long hFile=createFile(s,GENERIC_READ,FILE_SHARE_READ,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0)
    case hFile==INVALID_HANDLE_VALUE : return ""
    long sz=dim(16)

    ifnot getFileSizeEx(hFile,sz) {

        dispose(sz)
        closeHandle(hFile)
        return ""

    }

    long fz=long(sz,0)

    if long(sz,4) or fz==0 {//0 byte or bigger than 2GB not supported

        dispose(sz)
        closeHandle(hFile)
        return ""

    }

    dispose(sz)
    long data=dim(fz),rdC=dim(4)
    readFile(hFile,data,fz,rdC,0)
    long rdd=long(rdC,0)
    dispose(rdC)
    closeHandle(hFile)
    s=""
    case rdd : s=char$(data,0,rdd)
    dispose(data)
    return s

}

nProc fpc(string s,dta){

    long hFile=createFile(s,GENERIC_WRITE,0,0,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,0)
    case hFile==INVALID_HANDLE_VALUE or hFile==0 : return 0
    long wtC=dim(4),kk
    writeFile(hFile,dta,len(dta),wtC,0)
    flushFileBuffers(hFile)
    closeHandle(hFile)
    case len(dta)==long(wtC,0) : kk=1
    dispose(wtC)
    return kk

}

nProc fpca(string s,dta){

    casenot nFileExists(s) : return fpc(s,dta)
    long hFile=createFile(s,4,0,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0)
    case hFile==INVALID_HANDLE_VALUE or hFile==0 : return 0
    long wtC=dim(4),kk
    writeFile(hFile,dta,len(dta),wtC,0)
    flushFileBuffers(hFile)
    closeHandle(hFile)
    case len(dta)==long(wtC,0) : kk=1
    dispose(wtC)
    return kk

}

nProc nfgcfrom(string s,long from){

    long hFile=createFile(s,GENERIC_READ,FILE_SHARE_READ,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0)
    case hFile==INVALID_HANDLE_VALUE : return ""
    long sz=dim(16)

    ifnot getFileSizeEx(hFile,sz) {

        dispose(sz)
        closeHandle(hFile)
        return ""

    }

    long fz=long(sz,0)

    if long(sz,4) or fz==0 or fz<=from {//0 byte or bigger than 2GB not supported

        dispose(sz)
        closeHandle(hFile)
        return ""

    }

    dispose(sz)
    long data=dim(fz-from),rdC=dim(4)
    setFilePointer(hFile,from,,)
    readFile(hFile,data,fz-from,rdC,0)
    long rdd=long(rdC,0)
    dispose(rdC)
    closeHandle(hFile)
    s=""
    case rdd : s=char$(data,0,rdd)
    dispose(data)
    return s

}

nProc nfgcfromto(string s,long from,bCount){

    long hFile=createFile(s,GENERIC_READ,FILE_SHARE_READ,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0)
    case hFile==INVALID_HANDLE_VALUE : return ""
    long sz=dim(16)

    ifnot getFileSizeEx(hFile,sz) {

        dispose(sz)
        closeHandle(hFile)
        return ""

    }

    long fz=long(sz,0)

    if long(sz,4) or fz==0 or fz<=from {//0 byte or bigger than 2GB not supported

        dispose(sz)
        closeHandle(hFile)
        return ""

    }

    dispose(sz)
    case bCount==-1 : bCount=fz-from
    long data=dim(bCount),rdC=dim(4)
    setFilePointer(hFile,from,,)
    readFile(hFile,data,bCount,rdC,0)
    long rdd=long(rdC,0)
    dispose(rdC)
    closeHandle(hFile)
    s=""
    case rdd : s=char$(data,0,rdd)
    dispose(data)
    return s

}