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(init_tgs_req): some more error checking

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@5939 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1999-04-11 22:53:45 +00:00
parent 5457b0d6ae
commit f6e5c6cbae
1 changed files with 20 additions and 8 deletions
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28
lib/krb5/get_cred.c
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@@ -142,6 +142,7 @@ init_tgs_req (krb5_context context,
t->msg_type = krb_tgs_req;
if (in_creds->session.keytype) {
krb5_enctype foo[2];
foo[0] = in_creds->session.keytype;
foo[1] = 0;
ret = krb5_init_etype(context,
@@ -209,21 +210,30 @@ init_tgs_req (krb5_context context,
{
krb5_auth_context ac;
krb5_keyblock *key;
ret = krb5_auth_con_init(context, &ac);
if(ret)
return ret;
goto fail;
ret = krb5_generate_subkey (context, &krbtgt->session, &key);
if (ret) {
krb5_auth_con_free (context, ac);
goto fail;
}
ret = krb5_auth_con_setlocalsubkey(context, ac, key);
if(ret == ENOMEM)
/* XXX */;
if (ret) {
krb5_free_keyblock (context, key);
krb5_auth_con_free (context, ac);
goto fail;
}
if(in_creds->authdata.len){
if(in_creds->authdata.len) {
size_t len;
unsigned char *buf;
krb5_crypto crypto;
len = length_AuthorizationData(&in_creds->authdata);
buf = malloc(len);
ret = encode_AuthorizationData(buf + len - 1, len, &in_creds->authdata, &len);
ret = encode_AuthorizationData(buf + len - 1,
len, &in_creds->authdata, &len);
ALLOC(t->req_body.enc_authorization_data, 1);
ret = krb5_crypto_init(context, key, 0, &crypto);
krb5_encrypt_EncryptedData(context,
@@ -235,17 +245,19 @@ init_tgs_req (krb5_context context,
0,
t->req_body.enc_authorization_data);
krb5_crypto_destroy(context, crypto);
}else
} else {
t->req_body.enc_authorization_data = NULL;
}
ret = make_pa_tgs_req(context,
ac,
&t->req_body,
t->padata->val,
krbtgt);
if(ret)
if(ret) {
krb5_auth_con_free(context, ac);
goto fail;
}
*subkey = key;
krb5_auth_con_free(context, ac);