diff options
Diffstat (limited to 'third_party/heimdal/lib/krb5/asn1_glue.c')
| -rw-r--r-- | third_party/heimdal/lib/krb5/asn1_glue.c | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/krb5/asn1_glue.c b/third_party/heimdal/lib/krb5/asn1_glue.c new file mode 100644 index 0000000..16eda2f --- /dev/null +++ b/third_party/heimdal/lib/krb5/asn1_glue.c @@ -0,0 +1,162 @@ +/* + * Copyright (c) 1997 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 "krb5_locl.h" + +KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL +_krb5_principal2principalname(PrincipalName *p, + krb5_const_principal from) +{ + return copy_PrincipalName(&from->name, p); +} + +KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL +_krb5_principalname2krb5_principal (krb5_context context, + krb5_principal *principal, + const PrincipalName from, + const Realm realm) +{ + krb5_error_code ret; + krb5_principal p; + + p = calloc(1, sizeof(*p)); + if (p == NULL) + return krb5_enomem(context); + ret = copy_PrincipalName(&from, &p->name); + if (ret) { + free(p); + return ret; + } + p->realm = strdup(realm); + if (p->realm == NULL) { + free_PrincipalName(&p->name); + free(p); + return krb5_enomem(context); + } + *principal = p; + return 0; +} + +KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL +_krb5_ticket2krb5_principal(krb5_context context, + krb5_principal *principal, + const EncTicketPart *ticket, + const AuthorizationData *authenticator_ad) +{ + krb5_error_code ret; + krb5_principal p = NULL; + + *principal = NULL; + + ret = _krb5_principalname2krb5_principal(context, + &p, + ticket->cname, + ticket->crealm); + if (ret == 0 && + (p->nameattrs = calloc(1, sizeof(p->nameattrs[0]))) == NULL) + ret = krb5_enomem(context); + if (ret == 0) + p->nameattrs->authenticated = 1; + if (ret == 0 && + (p->nameattrs->source = + calloc(1, sizeof(p->nameattrs->source[0]))) == NULL) + ret = krb5_enomem(context); + if (ret == 0) { + p->nameattrs->source->element = + choice_PrincipalNameAttrSrc_enc_ticket_part; + ret = copy_EncTicketPart(ticket, + &p->nameattrs->source->u.enc_ticket_part); + /* NOTE: we don't want to keep a copy of the session key here! */ + if (ret == 0) + der_free_octet_string(&p->nameattrs->source->u.enc_ticket_part.key.keyvalue); + } + if (ret == 0 && authenticator_ad) { + p->nameattrs->authenticator_ad = + calloc(1, sizeof(p->nameattrs->authenticator_ad[0])); + if (p->nameattrs->authenticator_ad == NULL) + ret = krb5_enomem(context); + if (ret == 0) + ret = copy_AuthorizationData(authenticator_ad, + p->nameattrs->authenticator_ad); + } + + if (ret == 0) + *principal = p; + else + krb5_free_principal(context, p); + return ret; +} + +KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL +_krb5_kdcrep2krb5_principal(krb5_context context, + krb5_principal *principal, + const EncKDCRepPart *kdcrep) +{ + krb5_error_code ret; + krb5_principal p = NULL; + + *principal = NULL; + + ret = _krb5_principalname2krb5_principal(context, + &p, + kdcrep->sname, + kdcrep->srealm); + if (ret == 0 && + (p->nameattrs = calloc(1, sizeof(p->nameattrs[0]))) == NULL) + ret = krb5_enomem(context); + if (ret == 0) + p->nameattrs->authenticated = 1; + if (ret == 0 && + (p->nameattrs->source = + calloc(1, sizeof(p->nameattrs->source[0]))) == NULL) + ret = krb5_enomem(context); + if (ret == 0) { + p->nameattrs->source->element = + choice_PrincipalNameAttrSrc_enc_kdc_rep_part; + ret = copy_EncKDCRepPart(kdcrep, + &p->nameattrs->source->u.enc_kdc_rep_part); + /* NOTE: we don't want to keep a copy of the session key here! */ + if (ret == 0) + der_free_octet_string(&p->nameattrs->source->u.enc_kdc_rep_part.key.keyvalue); + } + + if (ret == 0) + *principal = p; + else + krb5_free_principal(context, p); + return ret; +} |