Commit 04ff1260 authored by Herbert Xu's avatar Herbert Xu

[IPSEC]: Add compatibility algorithm name support

This patch adds a compatibility name field for each IPsec algorithm.  This
is needed when parameterised algorithms are used.  For example, "md5" will
become "hmac(md5)", and "aes" will become "cbc(aes)".
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent d1806f6a
......@@ -854,6 +854,7 @@ struct xfrm_algo_comp_info {
struct xfrm_algo_desc {
char *name;
char *compat;
u8 available:1;
union {
struct xfrm_algo_auth_info auth;
......
......@@ -359,7 +359,8 @@ static struct xfrm_algo_desc *xfrm_get_byname(struct xfrm_algo_desc *list,
return NULL;
for (i = 0; i < entries; i++) {
if (strcmp(name, list[i].name))
if (strcmp(name, list[i].name) &&
(!list[i].compat || strcmp(name, list[i].compat)))
continue;
if (list[i].available)
......
......@@ -213,6 +213,7 @@ static int attach_one_algo(struct xfrm_algo **algpp, u8 *props,
return -ENOMEM;
memcpy(p, ualg, len);
strcpy(p->alg_name, algo->name);
*algpp = p;
return 0;
}
......
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