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kernel-netlink: Add support for full-length HMAC-SHA2 algorithms

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This commit is contained in:
Michał Skalski
2021-02-23 17:28:46 +01:00
committed by Tobias Brunner
parent aa6da3700a
commit c632aa7b31
1 changed files with 13 additions and 1 deletions
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src/libcharon/plugins/kernel_netlink/kernel_netlink_ipsec.c
+13 -1
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@@ -242,8 +242,11 @@ static kernel_algorithm_t integrity_algs[] = {
{AUTH_HMAC_SHA1_160, "hmac(sha1)" },
{AUTH_HMAC_SHA2_256_96, "sha256" },
{AUTH_HMAC_SHA2_256_128, "hmac(sha256)" },
{AUTH_HMAC_SHA2_256_256, "hmac(sha256)" },
{AUTH_HMAC_SHA2_384_192, "hmac(sha384)" },
{AUTH_HMAC_SHA2_384_384, "hmac(sha384)" },
{AUTH_HMAC_SHA2_512_256, "hmac(sha512)" },
{AUTH_HMAC_SHA2_512_512, "hmac(sha512)" },
/* {AUTH_DES_MAC, "***" }, */
/* {AUTH_KPDK_MD5, "***" }, */
{AUTH_AES_XCBC_96, "xcbc(aes)" },
@@ -1763,6 +1766,15 @@ METHOD(kernel_ipsec_t, add_sa, status_t,
case AUTH_HMAC_SHA1_160:
trunc_len = 160;
break;
case AUTH_HMAC_SHA2_256_256:
trunc_len = 256;
break;
case AUTH_HMAC_SHA2_384_384:
trunc_len = 384;
break;
case AUTH_HMAC_SHA2_512_512:
trunc_len = 512;
break;
default:
break;
}
@@ -1773,7 +1785,7 @@ METHOD(kernel_ipsec_t, add_sa, status_t,
/* the kernel uses SHA256 with 96 bit truncation by default,
* use specified truncation size supported by newer kernels.
* also use this for untruncated MD5 and SHA1. */
* also use this for untruncated MD5, SHA1 and SHA2. */
algo = netlink_reserve(hdr, sizeof(request), XFRMA_ALG_AUTH_TRUNC,
sizeof(*algo) + data->int_key.len);
if (!algo)