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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@15493 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2005-06-17 07:49:33 +00:00
parent c79d2d9911
commit c3ca297275
1 changed files with 61 additions and 61 deletions
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122
lib/krb5/rd_rep.c
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@@ -41,73 +41,73 @@ krb5_rd_rep(krb5_context context,
const krb5_data *inbuf,
krb5_ap_rep_enc_part **repl)
{
krb5_error_code ret;
AP_REP ap_rep;
size_t len;
krb5_data data;
krb5_crypto crypto;
krb5_error_code ret;
AP_REP ap_rep;
size_t len;
krb5_data data;
krb5_crypto crypto;
krb5_data_zero (&data);
ret = 0;
krb5_data_zero (&data);
ret = 0;
ret = decode_AP_REP(inbuf->data, inbuf->length, &ap_rep, &len);
if (ret)
return ret;
if (ap_rep.pvno != 5) {
ret = KRB5KRB_AP_ERR_BADVERSION;
krb5_clear_error_string (context);
goto out;
}
if (ap_rep.msg_type != krb_ap_rep) {
ret = KRB5KRB_AP_ERR_MSG_TYPE;
krb5_clear_error_string (context);
goto out;
}
ret = decode_AP_REP(inbuf->data, inbuf->length, &ap_rep, &len);
if (ret)
return ret;
if (ap_rep.pvno != 5) {
ret = KRB5KRB_AP_ERR_BADVERSION;
krb5_clear_error_string (context);
goto out;
}
if (ap_rep.msg_type != krb_ap_rep) {
ret = KRB5KRB_AP_ERR_MSG_TYPE;
krb5_clear_error_string (context);
goto out;
}
ret = krb5_crypto_init(context, auth_context->keyblock, 0, &crypto);
if (ret)
goto out;
ret = krb5_decrypt_EncryptedData (context,
crypto,
KRB5_KU_AP_REQ_ENC_PART,
&ap_rep.enc_part,
&data);
krb5_crypto_destroy(context, crypto);
if (ret)
goto out;
ret = krb5_crypto_init(context, auth_context->keyblock, 0, &crypto);
if (ret)
goto out;
ret = krb5_decrypt_EncryptedData (context,
crypto,
KRB5_KU_AP_REQ_ENC_PART,
&ap_rep.enc_part,
&data);
krb5_crypto_destroy(context, crypto);
if (ret)
goto out;
*repl = malloc(sizeof(**repl));
if (*repl == NULL) {
ret = ENOMEM;
krb5_set_error_string (context, "malloc: out of memory");
goto out;
}
ret = krb5_decode_EncAPRepPart(context,
data.data,
data.length,
*repl,
&len);
if (ret)
return ret;
*repl = malloc(sizeof(**repl));
if (*repl == NULL) {
ret = ENOMEM;
krb5_set_error_string (context, "malloc: out of memory");
goto out;
}
ret = krb5_decode_EncAPRepPart(context,
data.data,
data.length,
*repl,
&len);
if (ret)
return ret;
if (auth_context->flags & KRB5_AUTH_CONTEXT_DO_TIME) {
if ((*repl)->ctime != auth_context->authenticator->ctime ||
(*repl)->cusec != auth_context->authenticator->cusec) {
ret = KRB5KRB_AP_ERR_MUT_FAIL;
krb5_clear_error_string (context);
goto out;
}
}
if ((*repl)->seq_number)
krb5_auth_con_setremoteseqnumber(context, auth_context,
*((*repl)->seq_number));
if ((*repl)->subkey)
krb5_auth_con_setremotesubkey(context, auth_context, (*repl)->subkey);
if (auth_context->flags & KRB5_AUTH_CONTEXT_DO_TIME) {
if ((*repl)->ctime != auth_context->authenticator->ctime ||
(*repl)->cusec != auth_context->authenticator->cusec) {
ret = KRB5KRB_AP_ERR_MUT_FAIL;
krb5_clear_error_string (context);
goto out;
}
}
if ((*repl)->seq_number)
krb5_auth_con_setremoteseqnumber(context, auth_context,
*((*repl)->seq_number));
if ((*repl)->subkey)
krb5_auth_con_setremotesubkey(context, auth_context, (*repl)->subkey);
out:
krb5_data_free (&data);
free_AP_REP (&ap_rep);
return ret;
out:
krb5_data_free (&data);
free_AP_REP (&ap_rep);
return ret;
}
void KRB5_LIB_FUNCTION