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usr / src / sys / opencrypto /

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📄 _cryptodev.h(197 B)
📄 cbc_mac.c(8.18 KB)
📄 cbc_mac.h(2.42 KB)
📄 criov.c(17.72 KB)
📄 crypto.c(58 KB)
📄 cryptodeflate.c(6.69 KB)
📄 cryptodev.c(37.81 KB)
📄 cryptodev.h(22.74 KB)
📄 cryptodev_if.m(6.13 KB)
📄 cryptosoft.c(36.79 KB)
📄 deflate.h(2.11 KB)
📄 gfmult.c(6.47 KB)
📄 gfmult.h(3.94 KB)
📄 gmac.c(3.48 KB)
📄 gmac.h(2.06 KB)
📄 ktls_ocf.c(19.71 KB)
📄 rmd160.c(10.79 KB)
📄 rmd160.h(1.8 KB)
📄 xform.c(2.72 KB)
📄 xform.h(1.54 KB)
📄 xform_aes_icm.c(5.34 KB)
📄 xform_aes_xts.c(4.32 KB)
📄 xform_auth.h(3.18 KB)
📄 xform_cbc_mac.c(1.34 KB)
📄 xform_cml.c(2.88 KB)
📄 xform_comp.h(1.56 KB)
📄 xform_deflate.c(2.49 KB)
📄 xform_enc.h(3 KB)
📄 xform_gmac.c(3.31 KB)
📄 xform_null.c(3.43 KB)
📄 xform_poly1305.c(2.08 KB)
📄 xform_poly1305.h(397 B)
📄 xform_rijndael.c(2.97 KB)
📄 xform_rmd160.c(2.68 KB)
📄 xform_sha1.c(2.89 KB)
📄 xform_sha2.c(5.5 KB)

Editing: xform_poly1305.c

/* This file is in the public domain. */

#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");

#include <opencrypto/xform_auth.h>
#include <opencrypto/xform_poly1305.h>

#include <sodium/crypto_onetimeauth_poly1305.h>

struct poly1305_xform_ctx {
	struct crypto_onetimeauth_poly1305_state state;
};
CTASSERT(sizeof(union authctx) >= sizeof(struct poly1305_xform_ctx));

CTASSERT(POLY1305_KEY_LEN == crypto_onetimeauth_poly1305_KEYBYTES);
CTASSERT(POLY1305_HASH_LEN == crypto_onetimeauth_poly1305_BYTES);

void
Poly1305_Init(void *polyctx)
{
	/* Nop */
}

void
Poly1305_Setkey(struct poly1305_xform_ctx *polyctx,
    const uint8_t key[__min_size(POLY1305_KEY_LEN)], size_t klen)
{
	int rc;

if (klen != POLY1305_KEY_LEN)
		panic("%s: Bogus keylen: %u bytes", __func__, (unsigned)klen);

rc = crypto_onetimeauth_poly1305_init(&polyctx->state, key);
	if (rc != 0)
		panic("%s: Invariant violated: %d", __func__, rc);
}

static void
xform_Poly1305_Setkey(void *ctx, const uint8_t *key, u_int klen)
{
	Poly1305_Setkey(ctx, key, klen);
}

int
Poly1305_Update(struct poly1305_xform_ctx *polyctx, const void *data,
    size_t len)
{
	int rc;

rc = crypto_onetimeauth_poly1305_update(&polyctx->state, data, len);
	if (rc != 0)
		panic("%s: Invariant violated: %d", __func__, rc);
	return (0);
}

static int
xform_Poly1305_Update(void *ctx, const void *data, u_int len)
{
	return (Poly1305_Update(ctx, data, len));
}

void
Poly1305_Final(uint8_t digest[__min_size(POLY1305_HASH_LEN)],
    struct poly1305_xform_ctx *polyctx)
{
	int rc;

rc = crypto_onetimeauth_poly1305_final(&polyctx->state, digest);
	if (rc != 0)
		panic("%s: Invariant violated: %d", __func__, rc);
}

static void
xform_Poly1305_Final(uint8_t *digest, void *ctx)
{
	Poly1305_Final(digest, ctx);
}

struct auth_hash auth_hash_poly1305 = {
	.type = CRYPTO_POLY1305,
	.name = "Poly-1305",
	.keysize = POLY1305_KEY_LEN,
	.hashsize = POLY1305_HASH_LEN,
	.ctxsize = sizeof(struct poly1305_xform_ctx),
	.blocksize = crypto_onetimeauth_poly1305_BYTES,
	.Init = Poly1305_Init,
	.Setkey = xform_Poly1305_Setkey,
	.Update = xform_Poly1305_Update,
	.Final = xform_Poly1305_Final,
};

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Editing: xform_poly1305.c

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