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SUNRPC: Add an rpc_credop callback for binding a credential to an rpc_task

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We need the ability to treat 'generic' creds specially, since they want to
bind instances of the auth cred instead of binding themselves.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2008-03-12 16:21:07 -04:00
parent 9a559efd41
commit 5c691044ec
6 changed files with 24 additions and 2 deletions
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15
net/sunrpc/auth_generic.c
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@ -35,6 +35,20 @@ struct rpc_cred *rpc_lookup_cred(void)
}
EXPORT_SYMBOL_GPL(rpc_lookup_cred);
static void
generic_bind_cred(struct rpc_task *task, struct rpc_cred *cred)
{
struct rpc_auth *auth = task->tk_client->cl_auth;
struct auth_cred *acred = &container_of(cred, struct generic_cred, gc_base)->acred;
struct rpc_cred *ret;
ret = auth->au_ops->lookup_cred(auth, acred, 0);
if (!IS_ERR(ret))
task->tk_msg.rpc_cred = ret;
else
task->tk_status = PTR_ERR(ret);
}
/*
* Lookup generic creds for current process
*/
@ -138,5 +152,6 @@ static struct rpc_auth generic_auth = {
static const struct rpc_credops generic_credops = {
.cr_name = "Generic cred",
.crdestroy = generic_destroy_cred,
.crbind = generic_bind_cred,
.crmatch = generic_match,
};