test/getdeviceproc.c

   1 #include <exec/types.h>
   2 #include <dos/dos.h>
   3 #include <dos/dosextens.h>
   4 #include <dos/filesystem.h>
   5 #include <proto/exec.h>
   6 #include <proto/dos.h>
   7 #include <stdio.h>
   8
   9 int main(int argc, char **argv) {
  10     struct DevProc *dvp;
  11     struct IOFileSys iofs;
  12     struct FileHandle *fh;
  13     UBYTE buf[256];
  14
  15     if (argc != 2) {
  16         printf("usage: %s path\n", argv[0]);
  17         return 1;
  18     }
  19
  20     iofs.IOFS.io_Message.mn_Node.ln_Type = NT_REPLYMSG;
  21     iofs.IOFS.io_Message.mn_ReplyPort = &(((struct Process *) FindTask(NULL))->pr_MsgPort);
  22     iofs.IOFS.io_Message.mn_Length = sizeof(struct IOFileSys);
  23     iofs.IOFS.io_Flags = 0;
  24
  25     iofs.io_Union.io_OPEN.io_Filename = "";
  26     iofs.io_Union.io_OPEN.io_FileMode = FMF_READ;
  27
  28     dvp = NULL;
  29     while ((dvp = GetDeviceProc(argv[1], dvp)) != NULL) {
  30         iofs.IOFS.io_Command = FSA_OPEN;
  31         iofs.IOFS.io_Device = (struct Device *) dvp->dvp_Port;
  32
  33         if (dvp->dvp_Lock != NULL)
  34             iofs.IOFS.io_Unit = ((struct FileHandle *) BADDR(dvp->dvp_Lock))->fh_Unit;
  35         else
  36             iofs.IOFS.io_Unit = dvp->dvp_DevNode->dol_Ext.dol_AROS.dol_Unit;
  37
  38         DoIO(&iofs.IOFS);
  39
  40         if (iofs.io_DosError == 0) {
  41             fh = AllocDosObject(DOS_FILEHANDLE, NULL);
  42             fh->fh_Device = iofs.IOFS.io_Device;
  43             fh->fh_Unit = iofs.IOFS.io_Unit;
  44
  45             if (NameFromLock(MKBADDR(fh), buf, sizeof(buf)) == DOSFALSE) {
  46                 Fault(IoErr(), NULL, buf, sizeof(buf));
  47                 printf("found file, but couldn't get lock name: %s\n", buf);
  48             }
  49             else
  50                 printf("found in: %s\n", buf);
  51
  52             Close(MKBADDR(fh));
  53         }
  54
  55         else if (iofs.io_DosError != ERROR_OBJECT_NOT_FOUND) {
  56             Fault(IoErr(), NULL, buf, sizeof(buf));
  57             printf("error expanding name: %s\n", buf);
  58             FreeDeviceProc(dvp);
  59             return 1;
  60         }
  61     }
  62
  63     FreeDeviceProc(dvp);
  64
  65     return 0;
  66 }