2c974bc55b
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1271 ec53bebd-3082-4978-b11e-865c3cabbd6b
57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
#include <krb5_locl.h>
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#include <krb5_error.h>
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krb5_error_code
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krb5_mk_rep(krb5_context context,
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krb5_auth_context *auth_context,
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krb5_data *outbuf)
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{
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krb5_error_code ret;
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AP_REP ap;
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EncAPRepPart body;
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u_char buf[1024], *p;
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size_t len;
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des_cblock key;
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des_key_schedule schedule;
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ap.pvno = 5;
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ap.msg_type = krb_ap_rep;
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body.ctime = (*auth_context)->authenticator->ctime;
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body.cusec = (*auth_context)->authenticator->cusec;
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body.subkey = NULL;
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body.seq_number = NULL;
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ap.enc_part.etype = (*auth_context)->key.keytype;
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ap.enc_part.kvno = NULL;
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len = encode_EncAPRepPart (buf + sizeof(buf) - 1,
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sizeof(buf), &body);
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ret = krb5_encrypt (context, buf + sizeof(buf) - len, len,
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&(*auth_context)->key, &ap.enc_part.cipher);
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if (ret)
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return ret;
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#if 0
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len += 12; /* XXX */
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ap.enc_part.cipher.length = len;
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ap.enc_part.cipher.data = malloc(len);
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memcpy(ap.enc_part.cipher.data, buf +sizeof(buf) - len, len);
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memcpy(&key, (*auth_context)->key.contents.data, sizeof(key));
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des_set_key (&key, schedule);
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des_cbc_encrypt (ap.enc_part.cipher.data,
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ap.enc_part.cipher.data,
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ap.enc_part.cipher.length,
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schedule, &key, DES_ENCRYPT);
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#endif
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len = encode_AP_REP (buf + sizeof(buf) - 1,
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sizeof(buf), &ap);
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free (ap.enc_part.cipher.data);
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outbuf->length = len;
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outbuf->data = malloc(len);
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memcpy(outbuf->data, buf + sizeof(buf) - len, len);
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return 0;
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}
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