cmd_usbio.c

USB monitor

/* cmd_usbio.c - Nereid USB Monitor / USB Input/Output command
 * Copyright (C) 2003 Tachibana Eriko
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 */

#include <stdio.h>
#include <stdlib.h>

#include "include/usbdef.h"
#include "cmd_usbio.h"
#include "usbinfo.h"
#include "usbio.h"
#include "usbmon.h"
#include "util.h"


/* Functions */
static void usb_input_sub (int devadr, int ep, int len);


/* ---------------------------------------------------------------------- */

/* Command: 僨乕僞擖椡 */
int
usb_input (int argc, char* argv[])
{
  int i;

  if (argc == 0)
    {
      printf ("<devadr> = 1乣127\tUSB 婡婍偺僨僶僀僗傾僪儗僗傪巜掕偟傑偡.\n"
	      "<ep> = 0乣15\t\t僄儞僪億僀儞僩斣崋傪巜掕偟傑偡.\n"
	      "<len> = 0乣\t撉傒崬傓挿偝傪巜掕偟傑偡.\n");

      /* 惓忢廔椆 */
      return RET_SUCCESS;
    }

/* UsbTransfer() 偺僶僌偑庢傟偨傜丄孞傝曉偟夞悢傪巜掕偱偒傞傛偆偵偡傞梊掕 */

  for (i = 0; i < argc; i += 3)
    {
      int devadr, ep, len;

      if (argc < i + 3)
	{
	  printf ("input: 堷悢偑懌傝傑偣傫.\n");
	  return RET_FAILURE;
	}

      if ((sscanf (argv[i + 0], "%i", &devadr) != 1)
       || (sscanf (argv[i + 1], "%i", &ep) != 1)
       || (sscanf (argv[i + 2], "%i", &len) != 1)
       || (devadr < 0 || DEVADR_MAX < devadr)
       || (ep < 0 || ENDPOINT_MAX < ep)
       || (len < 0))
	{
	  printf ("input: 堷悢偑惓偟偔偁傝傑偣傫.\n");
	  return RET_FAILURE;
	}

      usb_input_sub (devadr, ep, len);
    }

  /* 惓忢廔椆 */
  return RET_SUCCESS;
}

/* 僨乕僞擖椡 壓惪偗 */
static void
usb_input_sub (int devadr, int ep, int len)
{
  UsbInfo* usb = get_usbinfo (devadr);
  unsigned char* buf;
  int rc;

  if (usb == NULL)
    return;
  if ((buf = malloc (len)) == NULL)
    {
      perror ("input");
      return;
    }

  rc = UsbTransfer (usb->devadr, ep, PID_IN, buf, len, usb->bMaxPacketSize0, usb->speed);
  if (rc > 0)
    {
      printf ("%d 僶僀僩庴怣偟傑偟偨.\n", rc);
      hexdump (buf, rc);
      printf ("\n");
    }

  free (buf);
}


/* ---------------------------------------------------------------------- */

/* Command:  */
int
usb_output (int argc, char* argv[])
{
  printf ("output: 傑偩幚憰偝傟偰偄傑偣傫.\n");



  /* 惓忢廔椆 */
  return RET_SUCCESS;
}

/* ---------------------------------------------------------------------- */

/* EOF */