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authorGreg Hudson <ghudson@mit.edu>2011-10-15 15:06:37 +0000
committerGreg Hudson <ghudson@mit.edu>2011-10-15 15:06:37 +0000
commit1b885bfc9a05e3e030a0f49c16493f114bb661a1 (patch)
tree7c87da42594b6ae106ab8694032138ecbf674b27 /src/plugins/preauth/cksum_body
parent5f8d6146a69b3afe6bf8a83d40e811c8a6d8f96b (diff)
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Make kdcpreauth edata method respond via callback
From npmccallum@redhat.com with changes. git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@25348 dc483132-0cff-0310-8789-dd5450dbe970
Diffstat (limited to 'src/plugins/preauth/cksum_body')
-rw-r--r--src/plugins/preauth/cksum_body/cksum_body_main.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/src/plugins/preauth/cksum_body/cksum_body_main.c b/src/plugins/preauth/cksum_body/cksum_body_main.c
index da2643fc18..6643e8e042 100644
--- a/src/plugins/preauth/cksum_body/cksum_body_main.c
+++ b/src/plugins/preauth/cksum_body/cksum_body_main.c
@@ -271,13 +271,15 @@ server_fini(krb5_context kcontext, krb5_kdcpreauth_moddata moddata)
/* Obtain and return any preauthentication data (which is destined for the
* client) which matches type data->pa_type. */
-static krb5_error_code
+static void
server_get_edata(krb5_context kcontext, krb5_kdc_req *request,
krb5_kdcpreauth_callbacks cb, krb5_kdcpreauth_rock rock,
- krb5_kdcpreauth_moddata moddata, krb5_pa_data *data)
+ krb5_kdcpreauth_moddata moddata, krb5_preauthtype pa_type,
+ krb5_kdcpreauth_edata_respond_fn respond, void *arg)
{
krb5_keyblock *keys;
krb5_int32 *enctypes, enctype;
+ krb5_pa_data *data;
int i;
/* Retrieve the client's keys. */
@@ -285,7 +287,8 @@ server_get_edata(krb5_context kcontext, krb5_kdc_req *request,
#ifdef DEBUG
fprintf(stderr, "Error retrieving client keys.\n");
#endif
- return KRB5KDC_ERR_PADATA_TYPE_NOSUPP;
+ (*respond)(arg, KRB5KDC_ERR_PADATA_TYPE_NOSUPP, NULL);
+ return;
}
/* Count which types of keys we've got. */
@@ -295,7 +298,8 @@ server_get_edata(krb5_context kcontext, krb5_kdc_req *request,
enctypes = malloc((unsigned)i * 4);
if (enctypes == NULL) {
cb->free_keys(kcontext, rock, keys);
- return ENOMEM;
+ (*respond)(arg, ENOMEM, NULL);
+ return;
}
#ifdef DEBUG
fprintf(stderr, "Supported enctypes = {");
@@ -310,11 +314,17 @@ server_get_edata(krb5_context kcontext, krb5_kdc_req *request,
#ifdef DEBUG
fprintf(stderr, "}.\n");
#endif
+ cb->free_keys(kcontext, rock, keys);
+ data = malloc(sizeof(*data));
+ if (data == NULL) {
+ free(enctypes);
+ (*respond)(arg, ENOMEM, NULL);
+ }
+ data->magic = KV5M_PA_DATA;
data->pa_type = KRB5_PADATA_CKSUM_BODY_REQ;
data->length = (i * 4);
data->contents = (unsigned char *) enctypes;
- cb->free_keys(kcontext, rock, keys);
- return 0;
+ (*respond)(arg, 0, data);
}
/* Verify a request from a client. */