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# kerberos.cnf
# kerberos conformation file
# Copyright 2008 Anders Broman
# $Id$
#.EXPORTS
Checksum
PrincipalName
KerberosTime
Realm
#.FIELD_RENAME
EncryptedData/etype encryptedData_etype
KDC-REQ-BODY/etype kDC-REQ-BODY_etype
#.FN_BODY MESSAGE-TYPE VAL_PTR = &msgtype
guint32 msgtype;
%(DEFAULT_BODY)s
if (do_col_info & check_col(actx->pinfo->cinfo, COL_INFO)) {
col_add_str(actx->pinfo->cinfo, COL_INFO,
val_to_str(msgtype, krb5_msg_types,
"Unknown msg type %%#x"));
}
do_col_info=FALSE;
/* append the application type to the tree */
proto_item_append_text(tree, " %%s", val_to_str(msgtype, krb5_msg_types, "Unknown:0x%%x"));
#.FN_BODY ERROR-CODE VAL_PTR = &krb5_errorcode
%(DEFAULT_BODY)s
if(krb5_errorcode && check_col(actx->pinfo->cinfo, COL_INFO)) {
col_add_fstr(actx->pinfo->cinfo, COL_INFO,
"KRB Error: %%s",
val_to_str(krb5_errorcode, krb5_error_codes,
"Unknown error code %%#x"));
}
return offset;
#.END
#.FN_BODY KRB-ERROR/_untag/e-data
switch(krb5_errorcode){
case KRB5_ET_KRB5KDC_ERR_BADOPTION:
case KRB5_ET_KRB5KDC_ERR_CLIENT_REVOKED:
case KRB5_ET_KRB5KDC_ERR_KEY_EXP:
case KRB5_ET_KRB5KDC_ERR_POLICY:
/* ms windows kdc sends e-data of this type containing a "salt"
* that contains the nt_status code for these error codes.
*/
offset=dissect_ber_octet_string_wcb(FALSE, actx, tree, tvb, offset, hf_kerberos_e_data, dissect_kerberos_PA_DATA);
break;
case KRB5_ET_KRB5KDC_ERR_PREAUTH_REQUIRED:
case KRB5_ET_KRB5KDC_ERR_PREAUTH_FAILED:
case KRB5_ET_KRB5KDC_ERR_ETYPE_NOSUPP:
offset=dissect_ber_octet_string_wcb(FALSE, actx, tree, tvb, offset, hf_kerberos_e_data, dissect_kerberos_SEQUENCE_OF_PA_DATA);
break;
default:
offset=dissect_ber_octet_string(FALSE, actx, tree, tvb, offset, hf_kerberos_e_data, NULL);
}
#.FN_BODY Int32 VAL_PTR = actx->value_ptr
%(DEFAULT_BODY)s
#.FN_BODY PADATA-TYPE VAL_PTR = &krb_PA_DATA_type
%(DEFAULT_BODY)s
krb_PA_DATA_type&=0xff; /*this is really just one single byte */
if(tree){
proto_item_append_text(tree, " %%s",
val_to_str(krb_PA_DATA_type, krb5_preauthentication_types,
"Unknown:%%d"));
}
#.FN_BODY PA-DATA/padata-value
proto_tree *sub_tree=tree;
if(actx->created_item){
sub_tree=proto_item_add_subtree(actx->created_item, ett_kerberos_PA_DATA);
}
switch(krb_PA_DATA_type){
case KRB5_PA_TGS_REQ:
offset=dissect_ber_octet_string_wcb(FALSE, actx, sub_tree, tvb, offset,hf_index, dissect_kerberos_Applications);
break;
case KRB5_PA_PK_AS_REQ:
offset=dissect_ber_octet_string_wcb(FALSE, actx, sub_tree, tvb, offset,hf_index, dissect_pkinit_PaPkAsReq);
break;
case KRB5_PA_PK_AS_REP:
offset=dissect_ber_octet_string_wcb(FALSE, actx, sub_tree, tvb, offset,hf_index, dissect_pkinit_PaPkAsRep);
break;
case KRB5_PA_PAC_REQUEST:
offset=dissect_ber_octet_string_wcb(FALSE, actx, sub_tree, tvb, offset,hf_index, dissect_kerberos_KERB_PA_PAC_REQUEST);
break;
case KRB5_PA_S4U2SELF:
offset=dissect_ber_octet_string_wcb(FALSE, actx, sub_tree, tvb, offset,hf_index, dissect_kerberos_PA_S4U2Self);
break;
case KRB5_PA_PROV_SRV_LOCATION:
offset=dissect_ber_octet_string_wcb(FALSE, actx, sub_tree, tvb, offset,hf_index, dissect_krb5_PA_PROV_SRV_LOCATION);
break;
case KRB5_PA_ENC_TIMESTAMP:
offset=dissect_ber_octet_string_wcb(FALSE, actx, sub_tree, tvb, offset,hf_index, dissect_kerberos_PA_ENC_TIMESTAMP);
break;
case KRB5_PA_ENCTYPE_INFO:
offset=dissect_ber_octet_string_wcb(FALSE, actx, sub_tree, tvb, offset,hf_index, dissect_kerberos_ETYPE_INFO);
break;
case KRB5_PA_ENCTYPE_INFO2:
offset=dissect_ber_octet_string_wcb(FALSE, actx, sub_tree, tvb, offset,hf_index, dissect_kerberos_ETYPE_INFO2);
break;
case KRB5_PA_PW_SALT:
offset=dissect_ber_octet_string_wcb(FALSE, actx, sub_tree, tvb, offset,hf_index, dissect_krb5_PW_SALT);
break;
default:
offset=dissect_ber_octet_string_wcb(FALSE, actx, sub_tree, tvb, offset,hf_index, NULL);
}
/*qqq*/
#.FN_BODY ADDR-TYPE VAL_PTR = &addr_type
%(DEFAULT_BODY)s
#.FN_BODY HostAddress/address
gint8 class;
gboolean pc;
gint32 tag;
guint32 len;
char *address_str;
proto_item *it=NULL;
/* read header and len for the octet string */
offset=dissect_ber_identifier(actx->pinfo, tree, tvb, offset, &class, &pc, &tag);
offset=dissect_ber_length(actx->pinfo, tree, tvb, offset, &len, NULL);
address_str=ep_alloc(256);
address_str[0]=0;
address_str[255]=0;
switch(addr_type){
case KRB5_ADDR_IPv4:
it=proto_tree_add_item(tree, hf_krb_address_ip, tvb, offset, 4, FALSE);
g_snprintf(address_str,256,"%d.%d.%d.%d",tvb_get_guint8(tvb, offset),tvb_get_guint8(tvb, offset+1),tvb_get_guint8(tvb, offset+2),tvb_get_guint8(tvb, offset+3));
break;
case KRB5_ADDR_NETBIOS:
{
char netbios_name[(NETBIOS_NAME_LEN - 1)*4 + 1];
int netbios_name_type;
int netbios_name_len = (NETBIOS_NAME_LEN - 1)*4 + 1;
netbios_name_type = process_netbios_name(tvb_get_ptr(tvb, offset, 16), netbios_name, netbios_name_len);
g_snprintf(address_str, 255, "%s<%02x>", netbios_name, netbios_name_type);
it=proto_tree_add_string_format(tree, hf_krb_address_netbios, tvb, offset, 16, netbios_name, "NetBIOS Name: %s (%s)", address_str, netbios_name_type_descr(netbios_name_type));
}
break;
case KRB5_ADDR_IPv6:
it=proto_tree_add_item(tree, hf_krb_address_ipv6, tvb, offset, INET6_ADDRLEN, FALSE);
g_snprintf(address_str, 256, "%s", ip6_to_str((const struct e_in6_addr *)tvb_get_ptr(tvb, offset, INET6_ADDRLEN)));
break;
default:
proto_tree_add_text(tree, tvb, offset, len, "KRB Address: I dont know how to parse this type of address yet");
}
/* push it up two levels in the decode pane */
if(it){
proto_item_append_text(proto_item_get_parent(it), " %s",address_str);
proto_item_append_text(proto_item_get_parent_nth(it, 2), " %s",address_str);
}
offset+=len;
return offset;
#.TYPE_ATTR
#xxx TYPE = FT_UINT16 DISPLAY = BASE_DEC STRINGS = VALS(xx_vals)
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