tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
crypto: ccp - Use GCM IV size constant
This patch replace GCM IV size value by their constant name.
Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
authored by
Corentin LABBE
and committed by
Herbert Xu
cf0bd0ae
7545e166
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drivers/crypto/ccp/ccp-crypto-aes-galois.c
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drivers/crypto/ccp/ccp-crypto-aes-galois.c
···
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#include <crypto/algapi.h>
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#include <crypto/aes.h>
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#include <crypto/ctr.h>
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#include <crypto/gcm.h>
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#include <crypto/scatterwalk.h>
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#include <linux/delay.h>
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#include "ccp-crypto.h"
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-
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#define AES_GCM_IVSIZE 12
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static int ccp_aes_gcm_complete(struct crypto_async_request *async_req, int ret)
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{
···
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*/
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/* Prepare the IV: 12 bytes + an integer (counter) */
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memcpy(rctx->iv, req->iv, AES_GCM_IVSIZE);
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memcpy(rctx->iv, req->iv, GCM_AES_IV_SIZE);
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for (i = 0; i < 3; i++)
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rctx->iv[i + AES_GCM_IVSIZE] = 0;
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rctx->iv[i + GCM_AES_IV_SIZE] = 0;
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rctx->iv[AES_BLOCK_SIZE - 1] = 1;
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/* Set up a scatterlist for the IV */
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.encrypt = ccp_aes_gcm_encrypt,
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.decrypt = ccp_aes_gcm_decrypt,
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.init = ccp_aes_gcm_cra_init,
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.ivsize = AES_GCM_IVSIZE,
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.ivsize = GCM_AES_IV_SIZE,
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.maxauthsize = AES_BLOCK_SIZE,
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.base = {
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.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |