892e3ee1af
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@841 ec53bebd-3082-4978-b11e-865c3cabbd6b
79 lines
1.6 KiB
C
79 lines
1.6 KiB
C
#include <krb5_locl.h>
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#include <d.h>
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#include <k5_der.h>
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#include <krb5_error.h>
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/*
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*
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*/
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krb5_error_code
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krb5_get_credentials (krb5_context context,
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krb5_flags options,
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krb5_ccache ccache,
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krb5_creds *in_creds,
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krb5_creds *out_creds)
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{
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krb5_error_code err;
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Tgs_Req a;
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krb5_kdc_rep rep;
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krb5_data req, resp;
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char buf[BUFSIZ];
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int i;
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Buffer buffer;
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/*
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* XXX - Check if cred found in ccache
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*/
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/*
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* Prepare Tgs_Req.
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*/
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err = krb5_get_default_in_tkt_etypes (context, &a.etypes);
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if (err)
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return err;
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a.num_etypes = 1;
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err = krb5_get_all_client_addrs (&a.addrs);
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if (err)
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return err;
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a.pvno = 5;
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a.msg_type = KRB_TGS_REQ;
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memset (&a.kdc_options, 0, sizeof(a.kdc_options));
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/* a.kdc_options */
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a.realm.length = 0;
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krb5_data_copy (&a.realm, in_creds->server->realm.data,
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in_creds->server->realm.length);
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krb5_copy_principal (context, in_creds->server, &a.sname);
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a.till = in_creds->times.endtime;
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a.nonce = 17;
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a.cname = NULL;
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/*
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* Encode
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*/
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req.length = der_put_as_req (buf + sizeof (buf) - 1, &a);
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req.data = buf + sizeof(buf) - req.length;
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for (i = 0; i < a.addrs.number; ++i)
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krb5_data_free (&a.addrs.addrs[i].address);
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free (a.addrs.addrs);
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/*
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* Send and receive
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*/
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err = krb5_sendto_kdc (context, &req, &a.realm, &resp);
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if (err) {
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return err;
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}
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buf_init (&buffer, resp.data, resp.length);
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if (der_get_tgs_rep (&buffer, &rep) == -1) {
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return ASN1_PARSE_ERROR;
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}
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}
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