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Implement GSS_KRB5_SET_ALLOWABLE_ENCTYPES_X.

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@20325 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2007-04-12 16:49:17 +00:00
parent 2994c5a57a
commit 862eb1e0dc
1 changed files with 76 additions and 2 deletions
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78
lib/gssapi/krb5/set_cred_option.c
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@@ -130,6 +130,78 @@ out:
}
static OM_uint32
allowed_enctypes(OM_uint32 *minor_status,
krb5_context context,
gss_cred_id_t *cred_handle,
const gss_buffer_t value)
{
OM_uint32 major_stat;
krb5_error_code ret;
size_t len, i;
krb5_enctype *enctypes = NULL;
krb5_storage *sp = NULL;
gsskrb5_cred cred;
if (cred_handle == NULL || *cred_handle == GSS_C_NO_CREDENTIAL) {
*minor_status = 0;
return GSS_S_FAILURE;
}
cred = (gsskrb5_cred)*cred_handle;
if ((value->length % 4) != 0) {
*minor_status = 0;
major_stat = GSS_S_FAILURE;
goto out;
}
len = value->length / 4;
enctypes = malloc((len + 1) * 4);
if (enctypes == NULL) {
*minor_status = ENOMEM;
major_stat = GSS_S_FAILURE;
goto out;
}
sp = krb5_storage_from_mem(value->value, value->length);
if (sp == NULL) {
*minor_status = ENOMEM;
major_stat = GSS_S_FAILURE;
goto out;
}
for (i = 0; i < len; i++) {
uint32_t e;
ret = krb5_ret_uint32(sp, &e);
if (ret) {
*minor_status = ret;
major_stat = GSS_S_FAILURE;
goto out;
}
enctypes[i] = e;
}
enctypes[i] = 0;
if (cred->enctypes)
free(cred->enctypes);
cred->enctypes = enctypes;
krb5_storage_free(sp);
return GSS_S_COMPLETE;
out:
if (sp)
krb5_storage_free(sp);
if (enctypes)
free(enctypes);
return major_stat;
}
OM_uint32
_gsskrb5_set_cred_option
(OM_uint32 *minor_status,
@@ -146,9 +218,11 @@ _gsskrb5_set_cred_option
return GSS_S_FAILURE;
}
if (gss_oid_equal(desired_object, GSS_KRB5_IMPORT_CRED_X)) {
if (gss_oid_equal(desired_object, GSS_KRB5_IMPORT_CRED_X))
return import_cred(minor_status, context, cred_handle, value);
}
if (gss_oid_equal(desired_object, GSS_KRB5_SET_ALLOWABLE_ENCTYPES_X))
return allowed_enctypes(minor_status, context, cred_handle, value);
*minor_status = EINVAL;
return GSS_S_FAILURE;