diff options
Diffstat (limited to 'lib/gssapi/mech/gss_add_cred_with_password.c')
| -rw-r--r-- | lib/gssapi/mech/gss_add_cred_with_password.c | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/lib/gssapi/mech/gss_add_cred_with_password.c b/lib/gssapi/mech/gss_add_cred_with_password.c new file mode 100644 index 000000000000..f966305cfb16 --- /dev/null +++ b/lib/gssapi/mech/gss_add_cred_with_password.c @@ -0,0 +1,150 @@ +/*- + * Copyright (c) 2005 Doug Rabson + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. + * + * $FreeBSD: src/lib/libgssapi/gss_add_cred.c,v 1.1 2005/12/29 14:40:20 dfr Exp $ + */ + +#include "mech_locl.h" + +GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL +gss_add_cred_with_password(OM_uint32 *minor_status, + const gss_cred_id_t input_cred_handle, + const gss_name_t desired_name, + const gss_OID desired_mech, + const gss_buffer_t password, + gss_cred_usage_t cred_usage, + OM_uint32 initiator_time_req, + OM_uint32 acceptor_time_req, + gss_cred_id_t *output_cred_handle, + gss_OID_set *actual_mechs, + OM_uint32 *initiator_time_rec, + OM_uint32 *acceptor_time_rec) +{ + OM_uint32 major_status; + gssapi_mech_interface m; + struct _gss_cred *cred = (struct _gss_cred *) input_cred_handle; + struct _gss_cred *new_cred; + struct _gss_mechanism_cred *mc; + struct _gss_mechanism_name *mn = NULL; + OM_uint32 junk, time_req; + + *minor_status = 0; + *output_cred_handle = GSS_C_NO_CREDENTIAL; + if (initiator_time_rec) + *initiator_time_rec = 0; + if (acceptor_time_rec) + *acceptor_time_rec = 0; + if (actual_mechs) + *actual_mechs = GSS_C_NO_OID_SET; + + m = __gss_get_mechanism(desired_mech); + if (m == NULL) { + *minor_status = 0; + return (GSS_S_BAD_MECH); + } + + new_cred = calloc(1, sizeof(struct _gss_cred)); + if (new_cred == NULL) { + *minor_status = ENOMEM; + return (GSS_S_FAILURE); + } + HEIM_SLIST_INIT(&new_cred->gc_mc); + + /* + * Copy credentials from un-desired mechanisms to the new credential. + */ + if (cred) { + HEIM_SLIST_FOREACH(mc, &cred->gc_mc, gmc_link) { + struct _gss_mechanism_cred *copy_mc; + + if (gss_oid_equal(mc->gmc_mech_oid, desired_mech)) { + continue; + } + copy_mc = _gss_copy_cred(mc); + if (copy_mc == NULL) { + gss_release_cred(&junk, (gss_cred_id_t *)&new_cred); + *minor_status = ENOMEM; + return (GSS_S_FAILURE); + } + HEIM_SLIST_INSERT_HEAD(&new_cred->gc_mc, copy_mc, gmc_link); + } + } + + /* + * Figure out a suitable mn, if any. + */ + if (desired_name != GSS_C_NO_NAME) { + major_status = _gss_find_mn(minor_status, + (struct _gss_name *) desired_name, + desired_mech, + &mn); + if (major_status != GSS_S_COMPLETE) { + gss_release_cred(&junk, (gss_cred_id_t *)&new_cred); + return (major_status); + } + } + + if (cred_usage == GSS_C_BOTH) + time_req = initiator_time_req > acceptor_time_req ? acceptor_time_req : initiator_time_req; + else if (cred_usage == GSS_C_INITIATE) + time_req = initiator_time_req; + else + time_req = acceptor_time_req; + + major_status = _gss_acquire_mech_cred(minor_status, m, mn, + GSS_C_CRED_PASSWORD, password, + time_req, desired_mech, + cred_usage, &mc); + if (major_status != GSS_S_COMPLETE) { + gss_release_cred(&junk, (gss_cred_id_t *)&new_cred); + return (major_status); + } + + HEIM_SLIST_INSERT_HEAD(&new_cred->gc_mc, mc, gmc_link); + + if (actual_mechs || initiator_time_rec || acceptor_time_rec) { + OM_uint32 time_rec; + + major_status = gss_inquire_cred(minor_status, + (gss_cred_id_t)new_cred, + NULL, + &time_rec, + NULL, + actual_mechs); + if (GSS_ERROR(major_status)) { + gss_release_cred(&junk, (gss_cred_id_t *)&new_cred); + return (major_status); + } + if (initiator_time_rec && + (cred_usage == GSS_C_INITIATE || cred_usage == GSS_C_BOTH)) + *initiator_time_rec = time_rec; + if (acceptor_time_rec && + (cred_usage == GSS_C_ACCEPT || cred_usage == GSS_C_BOTH)) + *acceptor_time_rec = time_rec; + } + + *output_cred_handle = (gss_cred_id_t) new_cred; + return (GSS_S_COMPLETE); +} |