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#include <linux/ioctl.h>
#include <linux/types.h>
#include "ioctls.h"
#include "utils.h"
/* drivers/usb/mon/mon_bin.c */
/*
* The USB Monitor, inspired by Dave Harding's USBMon.
*
* This is a binary format reader.
*
* Copyright (C) 2006 Paolo Abeni (paolo.abeni@email.it)
* Copyright (C) 2006,2007 Pete Zaitcev (zaitcev@redhat.com)
*/
/* ioctl macros */
#define MON_IOC_MAGIC 0x92
#define MON_IOCQ_URB_LEN _IO(MON_IOC_MAGIC, 1)
/* #2 used to be MON_IOCX_URB, removed before it got into Linus tree */
#define MON_IOCG_STATS _IOR(MON_IOC_MAGIC, 3, struct mon_bin_stats)
#define MON_IOCT_RING_SIZE _IO(MON_IOC_MAGIC, 4)
#define MON_IOCQ_RING_SIZE _IO(MON_IOC_MAGIC, 5)
#define MON_IOCX_GET _IOW(MON_IOC_MAGIC, 6, struct mon_bin_get)
#define MON_IOCX_MFETCH _IOWR(MON_IOC_MAGIC, 7, struct mon_bin_mfetch)
#define MON_IOCH_MFLUSH _IO(MON_IOC_MAGIC, 8)
/* #9 was MON_IOCT_SETAPI */
#define MON_IOCX_GETX _IOW(MON_IOC_MAGIC, 10, struct mon_bin_get)
struct mon_bin_stats {
__u32 queued;
__u32 dropped;
};
struct mon_bin_get {
/*struct mon_bin_hdr __user *hdr;*/ /* Can be 48 bytes or 64. */
void *hdr;
void /*__user*/ *data;
size_t alloc; /* Length of data (can be zero) */
};
struct mon_bin_mfetch {
__u32 /*__user*/ *offvec; /* Vector of events fetched */
__u32 nfetch; /* Number of events to fetch (out: fetched) */
__u32 nflush; /* Number of events to flush */
};
static const struct ioctl usbmon_ioctls[] = {
IOCTL(MON_IOCQ_URB_LEN),
IOCTL(MON_IOCG_STATS),
IOCTL(MON_IOCT_RING_SIZE),
IOCTL(MON_IOCQ_RING_SIZE),
IOCTL(MON_IOCX_GET),
IOCTL(MON_IOCX_MFETCH),
IOCTL(MON_IOCH_MFLUSH),
IOCTL(MON_IOCX_GETX),
};
static const char *const usbmon_devs[] = {
"usbmon",
};
static const struct ioctl_group usbmon_grp = {
.devtype = DEV_CHAR,
.devs = usbmon_devs,
.devs_cnt = ARRAY_SIZE(usbmon_devs),
.sanitise = pick_random_ioctl,
.ioctls = usbmon_ioctls,
.ioctls_cnt = ARRAY_SIZE(usbmon_ioctls),
};
REG_IOCTL_GROUP(usbmon_grp)
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