/*
 *	IrNET protocol module : Synchronous PPP over an IrDA socket.
 *
 *		Jean II - HPL `00 - <jt@hpl.hp.com>
 *
 * This file contains all definitions and declarations necessary for the
 * PPP part of the IrNET module.
 * This file is a private header, so other modules don't want to know
 * what's in there...
 */

#ifndef IRNET_PPP_H
#define IRNET_PPP_H

/***************************** INCLUDES *****************************/

#include "irnet.h"		/* Module global include */
#include <linux/miscdevice.h>

/************************ CONSTANTS & MACROS ************************/

/* IrNET control channel stuff */
#define IRNET_MAX_COMMAND	256	/* Max length of a command line */

/* PPP hardcore stuff */

/* Bits in rbits (PPP flags in irnet struct) */
#define SC_RCV_BITS	(SC_RCV_B7_1|SC_RCV_B7_0|SC_RCV_ODDP|SC_RCV_EVNP)

/* Bit numbers in busy */
#define XMIT_BUSY	0
#define RECV_BUSY	1
#define XMIT_WAKEUP	2
#define XMIT_FULL	3

/* Queue management */
#define PPPSYNC_MAX_RQLEN	32	/* arbitrary */

/****************************** TYPES ******************************/


/**************************** PROTOTYPES ****************************/

/* ----------------------- CONTROL CHANNEL ----------------------- */
static inline ssize_t
	irnet_ctrl_write(irnet_socket *,
			 const char *,
			 size_t);
static inline ssize_t
	irnet_ctrl_read(irnet_socket *,
			struct file *,
			char *,
			size_t);
static inline unsigned int
	irnet_ctrl_poll(irnet_socket *,
			struct file *,
			poll_table *);
/* ----------------------- CHARACTER DEVICE ----------------------- */
static int
	dev_irnet_open(struct inode *,	/* fs callback : open */
		       struct file *),
	dev_irnet_close(struct inode *,
			struct file *);
static ssize_t
	dev_irnet_write(struct file *,
			const char __user *,
			size_t,
			loff_t *),
	dev_irnet_read(struct file *,
		       char __user *,
		       size_t,
		       loff_t *);
static unsigned int
	dev_irnet_poll(struct file *,
		       poll_table *);
static long
	dev_irnet_ioctl(struct file *,
			unsigned int,
			unsigned long);
/* ------------------------ PPP INTERFACE ------------------------ */
static inline struct sk_buff *
	irnet_prepare_skb(irnet_socket *,
			  struct sk_buff *);
static int
	ppp_irnet_send(struct ppp_channel *,
		      struct sk_buff *);
static int
	ppp_irnet_ioctl(struct ppp_channel *,
			unsigned int,
			unsigned long);

/**************************** VARIABLES ****************************/

/* Filesystem callbacks (to call us) */
static const struct file_operations irnet_device_fops =
{
	.owner		= THIS_MODULE,
	.read		= dev_irnet_read,
	.write		= dev_irnet_write,
	.poll		= dev_irnet_poll,
	.unlocked_ioctl	= dev_irnet_ioctl,
	.open		= dev_irnet_open,
	.release	= dev_irnet_close,
	.llseek		= noop_llseek,
  /* Also : llseek, readdir, mmap, flush, fsync, fasync, lock, readv, writev */
};

/* Structure so that the misc major (drivers/char/misc.c) take care of us... */
static struct miscdevice irnet_misc_device =
{
	.minor = IRNET_MINOR,
	.name = "irnet",
	.fops = &irnet_device_fops
};

#endif /* IRNET_PPP_H */
d/tests?id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>tests</a>/<a href='/cgit.cgi/linux/net-next.git/commit/tools/build/tests/ex?id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>ex</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='396bf4cd835e62d70fad4a03a8963e61f19021f2'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-06 14:16:23 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-06 14:16:23 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/tools/build/tests/ex?id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>396bf4cd835e62d70fad4a03a8963e61f19021f2</a> (<a href='/cgit.cgi/linux/net-next.git/patch/tools/build/tests/ex?id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>79ac8f33554260fea1a8d43e6f8c4c5460115f45</a> /<a href='/cgit.cgi/linux/net-next.git/tree/tools/build/tests/ex?id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>tools/build/tests/ex</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/tools/build/tests/ex?id=d5adbfcd5f7bcc6fa58a41c5c5ada0e5c826ce2c'>d5adbfcd5f7bcc6fa58a41c5c5ada0e5c826ce2c</a> (<a href='/cgit.cgi/linux/net-next.git/diff/tools/build/tests/ex?id=396bf4cd835e62d70fad4a03a8963e61f19021f2&amp;id2=d5adbfcd5f7bcc6fa58a41c5c5ada0e5c826ce2c'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/tools/build/tests/ex?id=7c2cf1c4615cc2f576d0604406cdf0065f00b83b'>7c2cf1c4615cc2f576d0604406cdf0065f00b83b</a> (<a href='/cgit.cgi/linux/net-next.git/diff/tools/build/tests/ex?id=396bf4cd835e62d70fad4a03a8963e61f19021f2&amp;id2=7c2cf1c4615cc2f576d0604406cdf0065f00b83b'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6</div><div class='commit-msg'>Pull crypto fixes from Herbert Xu:

 - use-after-free in algif_aead

 - modular aesni regression when pcbc is modular but absent

 - bug causing IO page faults in ccp

 - double list add in ccp

 - NULL pointer dereference in qat (two patches)

 - panic in chcr

 - NULL pointer dereference in chcr

 - out-of-bound access in chcr

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: chcr - Fix key length for RFC4106
  crypto: algif_aead - Fix kernel panic on list_del
  crypto: aesni - Fix failure when pcbc module is absent
  crypto: ccp - Fix double add when creating new DMA command
  crypto: ccp - Fix DMA operations when IOMMU is enabled
  crypto: chcr - Check device is allocated before use
  crypto: chcr - Fix panic on dma_unmap_sg
  crypto: qat - zero esram only for DH85x devices
  crypto: qat - fix bar discovery for c62x
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>Diffstat</a> (limited to 'tools/build/tests/ex')</div><table summary='diffstat' class='diffstat'>