diff options
Diffstat (limited to 'lib/gssapi/krb5/store_cred.c')
| -rw-r--r-- | lib/gssapi/krb5/store_cred.c | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/lib/gssapi/krb5/store_cred.c b/lib/gssapi/krb5/store_cred.c new file mode 100644 index 000000000000..a3aa2fb83e71 --- /dev/null +++ b/lib/gssapi/krb5/store_cred.c @@ -0,0 +1,116 @@ +/* + * Copyright (c) 2003 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "gsskrb5_locl.h" + +OM_uint32 GSSAPI_CALLCONV +_gsskrb5_store_cred(OM_uint32 *minor_status, + gss_cred_id_t input_cred_handle, + gss_cred_usage_t cred_usage, + const gss_OID desired_mech, + OM_uint32 overwrite_cred, + OM_uint32 default_cred, + gss_OID_set *elements_stored, + gss_cred_usage_t *cred_usage_stored) +{ + krb5_context context; + krb5_error_code ret; + gsskrb5_cred cred; + krb5_ccache id; + int destroy = 0; + + *minor_status = 0; + + if (cred_usage != GSS_C_INITIATE) { + *minor_status = GSS_KRB5_S_G_BAD_USAGE; + return GSS_S_FAILURE; + } + + if (gss_oid_equal(desired_mech, GSS_KRB5_MECHANISM) == 0) + return GSS_S_BAD_MECH; + + cred = (gsskrb5_cred)input_cred_handle; + if (cred == NULL) + return GSS_S_NO_CRED; + + GSSAPI_KRB5_INIT (&context); + + HEIMDAL_MUTEX_lock(&cred->cred_id_mutex); + if (cred->usage != cred_usage && cred->usage != GSS_C_BOTH) { + HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex); + *minor_status = GSS_KRB5_S_G_BAD_USAGE; + return(GSS_S_FAILURE); + } + + if (cred->principal == NULL) { + HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex); + *minor_status = GSS_KRB5_S_KG_TGT_MISSING; + return(GSS_S_FAILURE); + } + + /* write out cred to credential cache */ + + ret = krb5_cc_cache_match(context, cred->principal, &id); + if (ret) { + ret = krb5_cc_new_unique(context, NULL, NULL, &id); + if (ret) { + HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex); + *minor_status = ret; + return(GSS_S_FAILURE); + } + destroy = 1; + } + + ret = krb5_cc_initialize(context, id, cred->principal); + if (ret == 0) + ret = krb5_cc_copy_match_f(context, cred->ccache, id, NULL, NULL, NULL); + if (ret) { + if (destroy) + krb5_cc_destroy(context, id); + else + krb5_cc_close(context, id); + HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex); + *minor_status = ret; + return(GSS_S_FAILURE); + } + + if (default_cred) + krb5_cc_switch(context, id); + + krb5_cc_close(context, id); + + HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex); + + *minor_status = 0; + return GSS_S_COMPLETE; +} |