diff options
Diffstat (limited to 'src/lib/krb5/krb/get_in_tkt.c')
-rw-r--r-- | src/lib/krb5/krb/get_in_tkt.c | 35 |
1 files changed, 28 insertions, 7 deletions
diff --git a/src/lib/krb5/krb/get_in_tkt.c b/src/lib/krb5/krb/get_in_tkt.c index dc06c53..df5ebaf 100644 --- a/src/lib/krb5/krb/get_in_tkt.c +++ b/src/lib/krb5/krb/get_in_tkt.c @@ -1,7 +1,7 @@ /* * lib/krb5/krb/get_in_tkt.c * - * Copyright 1990,1991 by the Massachusetts Institute of Technology. + * Copyright 1990,1991, 2003 by the Massachusetts Institute of Technology. * All Rights Reserved. * * Export of this software from the United States of America may @@ -262,6 +262,7 @@ verify_as_reply(krb5_context context, (request->rtime != 0) && (as_reply->enc_part2->times.renew_till > request->rtime)) || ((request->kdc_options & KDC_OPT_RENEWABLE_OK) && + !(request->kdc_options & KDC_OPT_RENEWABLE) && (as_reply->enc_part2->flags & KDC_OPT_RENEWABLE) && (request->till != 0) && (as_reply->enc_part2->times.renew_till > request->till)) @@ -409,6 +410,15 @@ make_preauth_list(krb5_context context, } #define MAX_IN_TKT_LOOPS 16 +static krb5_enctype get_in_tkt_enctypes[] = { + ENCTYPE_DES3_CBC_SHA1, + ENCTYPE_ARCFOUR_HMAC, + ENCTYPE_DES_CBC_MD5, + ENCTYPE_DES_CBC_MD4, + ENCTYPE_DES_CBC_CRC, + 0 +}; + krb5_error_code KRB5_CALLCONV krb5_get_in_tkt(krb5_context context, @@ -460,8 +470,13 @@ krb5_get_in_tkt(krb5_context context, request.from = creds->times.starttime; request.till = creds->times.endtime; request.rtime = creds->times.renew_till; - if ((retval = krb5_get_default_in_tkt_ktypes(context, &request.ktype))) + + request.ktype = malloc (sizeof(get_in_tkt_enctypes)); + if (request.ktype == NULL) { + retval = ENOMEM; goto cleanup; + } + memcpy(request.ktype, get_in_tkt_enctypes, sizeof(get_in_tkt_enctypes)); for (request.nktypes = 0;request.ktype[request.nktypes];request.nktypes++); if (ktypes) { int i, req, next = 0; @@ -734,6 +749,7 @@ krb5_get_init_creds(krb5_context context, krb5_deltat renew_life; int loopcount; krb5_data salt; + krb5_data s2kparams; krb5_keyblock as_key; krb5_error *err_reply; krb5_kdc_rep *local_as_reply; @@ -742,6 +758,8 @@ krb5_get_init_creds(krb5_context context, /* initialize everything which will be freed at cleanup */ + s2kparams.data = NULL; + s2kparams.length = 0; request.server = NULL; request.ktype = NULL; request.addresses = NULL; @@ -761,7 +779,7 @@ krb5_get_init_creds(krb5_context context, /* request.padata is filled in later */ - request.kdc_options = 0; + request.kdc_options = context->kdc_default_options; /* forwardable */ @@ -854,11 +872,13 @@ krb5_get_init_creds(krb5_context context, if (options && (options->flags & KRB5_GET_INIT_CREDS_OPT_TKT_LIFE)) request.till += options->tkt_life; else - request.till += 10*60*60; /* this used to be hardcoded in kinit.c */ + request.till += 24*60*60; /* this used to be hardcoded in kinit.c */ if (renew_life > 0) { request.rtime = request.from; request.rtime += renew_life; + if (request.rtime >= request.till) + request.kdc_options &= ~(KDC_OPT_RENEWABLE_OK); } else { request.rtime = 0; } @@ -927,7 +947,7 @@ krb5_get_init_creds(krb5_context context, if ((ret = krb5_do_preauth(context, &request, padata, &request.padata, - &salt, &etype, &as_key, prompter, + &salt, &s2kparams, &etype, &as_key, prompter, prompter_data, gak_fct, gak_data))) goto cleanup; @@ -973,7 +993,7 @@ krb5_get_init_creds(krb5_context context, if ((ret = krb5_do_preauth(context, &request, local_as_reply->padata, &padata, - &salt, &etype, &as_key, prompter, + &salt, &s2kparams, &etype, &as_key, prompter, prompter_data, gak_fct, gak_data))) goto cleanup; @@ -1005,7 +1025,7 @@ krb5_get_init_creds(krb5_context context, if ((ret = ((*gak_fct)(context, request.client, local_as_reply->enc_part.enctype, - prompter, prompter_data, &salt, + prompter, prompter_data, &salt, &s2kparams, &as_key, gak_data)))) goto cleanup; @@ -1050,6 +1070,7 @@ cleanup: if (salt.data && (!(options && (options->flags & KRB5_GET_INIT_CREDS_OPT_SALT)))) krb5_xfree(salt.data); + krb5_free_data_contents(context, &s2kparams); if (as_reply) *as_reply = local_as_reply; else if (local_as_reply) |