/*
 * Common values for the Poly1305 algorithm
 */

#ifndef _CRYPTO_POLY1305_H
#define _CRYPTO_POLY1305_H

#include <linux/types.h>
#include <linux/crypto.h>

#define POLY1305_BLOCK_SIZE	16
#define POLY1305_KEY_SIZE	32
#define POLY1305_DIGEST_SIZE	16

struct poly1305_desc_ctx {
	/* key */
	u32 r[5];
	/* finalize key */
	u32 s[4];
	/* accumulator */
	u32 h[5];
	/* partial buffer */
	u8 buf[POLY1305_BLOCK_SIZE];
	/* bytes used in partial buffer */
	unsigned int buflen;
	/* r key has been set */
	bool rset;
	/* s key has been set */
	bool sset;
};

int crypto_poly1305_init(struct shash_desc *desc);
int crypto_poly1305_setkey(struct crypto_shash *tfm,
			   const u8 *key, unsigned int keylen);
unsigned int crypto_poly1305_setdesckey(struct poly1305_desc_ctx *dctx,
					const u8 *src, unsigned int srclen);
int crypto_poly1305_update(struct shash_desc *desc,
			   const u8 *src, unsigned int srclen);
int crypto_poly1305_final(struct shash_desc *desc, u8 *dst);

#endif
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=65390ea01ce678379da32b01f39fcfac4903f256'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include?id=65390ea01ce678379da32b01f39fcfac4903f256'>include</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/kvm?id=65390ea01ce678379da32b01f39fcfac4903f256'>kvm</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='65390ea01ce678379da32b01f39fcfac4903f256'/><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>Mauro Carvalho Chehab &lt;mchehab@s-opensource.com&gt;</td><td class='right'>2016-12-15 08:38:35 -0200</td></tr>
<tr><th>committer</th><td>Mauro Carvalho Chehab &lt;mchehab@s-opensource.com&gt;</td><td class='right'>2016-12-15 08:38:35 -0200</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/kvm?id=65390ea01ce678379da32b01f39fcfac4903f256'>65390ea01ce678379da32b01f39fcfac4903f256</a> (<a href='/cgit.cgi/linux/net-next.git/patch/include/kvm?id=65390ea01ce678379da32b01f39fcfac4903f256'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=65390ea01ce678379da32b01f39fcfac4903f256'>7f849d66121533c331cf61136b124218d87cbf86</a> /<a href='/cgit.cgi/linux/net-next.git/tree/include/kvm?id=65390ea01ce678379da32b01f39fcfac4903f256'>include/kvm</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/kvm?id=e7aa8c2eb11ba69b1b69099c3c7bd6be3087b0ba'>e7aa8c2eb11ba69b1b69099c3c7bd6be3087b0ba</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/kvm?id=65390ea01ce678379da32b01f39fcfac4903f256&amp;id2=e7aa8c2eb11ba69b1b69099c3c7bd6be3087b0ba'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/kvm?id=d183e4efcae8d88a2f252e546978658ca6d273cc'>d183e4efcae8d88a2f252e546978658ca6d273cc</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/kvm?id=65390ea01ce678379da32b01f39fcfac4903f256&amp;id2=d183e4efcae8d88a2f252e546978658ca6d273cc'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'patchwork' into v4l_for_linus</div><div class='commit-msg'>* patchwork: (496 commits)
  [media] v4l: tvp5150: Add missing break in set control handler
  [media] v4l: tvp5150: Don't inline the tvp5150_selmux() function
  [media] v4l: tvp5150: Compile tvp5150_link_setup out if !CONFIG_MEDIA_CONTROLLER
  [media] em28xx: don't store usb_device at struct em28xx
  [media] em28xx: use usb_interface for dev_foo() calls
  [media] em28xx: don't change the device's name
  [media] mn88472: fix chip id check on probe
  [media] mn88473: fix chip id check on probe
  [media] lirc: fix error paths in lirc_cdev_add()
  [media] s5p-mfc: Add support for MFC v8 available in Exynos 5433 SoCs
  [media] s5p-mfc: Rework clock handling
  [media] s5p-mfc: Don't keep clock prepared all the time
  [media] s5p-mfc: Kill all IS_ERR_OR_NULL in clocks management code
  [media] s5p-mfc: Remove dead conditional code
  [media] s5p-mfc: Ensure that clock is disabled before turning power off
  [media] s5p-mfc: Remove special clock rate management
  [media] s5p-mfc: Use printk_ratelimited for reporting ioctl errors
  [media] s5p-mfc: Set DMA_ATTR_ALLOC_SINGLE_PAGES
  [media] vivid: Set color_enc on HSV formats
  [media] v4l2-tpg: Init hv_enc field with a valid value
  ...
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=65390ea01ce678379da32b01f39fcfac4903f256'>Diffstat</a> (limited to 'include/kvm')</div><table summary='diffstat' class='diffstat'>