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Diffstat (limited to 'epan/dissectors/asn1/kerberos/packet-kerberos-template.h')
| -rw-r--r-- | epan/dissectors/asn1/kerberos/packet-kerberos-template.h | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/epan/dissectors/asn1/kerberos/packet-kerberos-template.h b/epan/dissectors/asn1/kerberos/packet-kerberos-template.h new file mode 100644 index 0000000000..4ed6a6e8cc --- /dev/null +++ b/epan/dissectors/asn1/kerberos/packet-kerberos-template.h @@ -0,0 +1,145 @@ +/* packet-kerberos.h + * Routines for kerberos packet dissection + * Copyright 2007, Anders Broman <anders.broman@ericsson.com> + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * Copyright 1998 Gerald Combs + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef __PACKET_KERBEROS_H +#define __PACKET_KERBEROS_H + +#include "ws_symbol_export.h" + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +/* This is a list of callback functions a caller can use to specify that + octet strings in kerberos to be passed back to application specific + dissectors, outside of kerberos. + This is used for dissection of application specific data for PacketCable + KRB_SAFE user data and eventually to pass kerberos session keys + to future DCERPC decryption and other uses. + The list is terminated by {0, NULL } +*/ +#define KRB_CBTAG_SAFE_USER_DATA 1 +#define KRB_CBTAG_PRIV_USER_DATA 2 +typedef struct _kerberos_callbacks { + int tag; + int (*callback)(packet_info *pinfo, tvbuff_t *tvb, proto_tree *tree); +} kerberos_callbacks; + +/* Function prototypes */ + +gint +dissect_kerberos_main(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gboolean do_col_info, kerberos_callbacks *cb); + +int +dissect_krb5_Checksum(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx _U_); + +int +dissect_krb5_ctime(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx _U_); + +int dissect_krb5_cname(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx _U_); +int dissect_krb5_realm(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx _U_); +guint32 kerberos_output_keytype(void); + +guint get_krb_pdu_len(packet_info *, tvbuff_t *tvb, int offset, void *data _U_); + +gint kerberos_rm_to_reclen(guint krb_rm); + +void +show_krb_recordmark(proto_tree *tree, tvbuff_t *tvb, gint start, guint32 krb_rm); + +#ifdef HAVE_KERBEROS +#define KRB_MAX_ORIG_LEN 256 + +#if defined(HAVE_HEIMDAL_KERBEROS) || defined(HAVE_MIT_KERBEROS) +typedef struct _enc_key_t { + struct _enc_key_t *next; + int keytype; + int keylength; + char *keyvalue; + char key_origin[KRB_MAX_ORIG_LEN+1]; + int fd_num; /* remember where we learned a key */ +} enc_key_t; +extern enc_key_t *enc_key_list; + +guint8 * +decrypt_krb5_data(proto_tree *tree, packet_info *pinfo, + int usage, + tvbuff_t *crypototvb, + int keytype, + int *datalen); + +#endif /* HAVE_HEIMDAL_KERBEROS || HAVE_MIT_KERBEROS */ + +extern gboolean krb_decrypt; + +WS_DLL_PUBLIC +void read_keytab_file(const char *); + +WS_DLL_PUBLIC +void read_keytab_file_from_preferences(void); + +#endif /* HAVE_KERBEROS */ + +/* encryption type constants */ +#define KRB5_ENCTYPE_NULL 0 +#define KRB5_ENCTYPE_DES_CBC_CRC 1 +#define KRB5_ENCTYPE_DES_CBC_MD4 2 +#define KRB5_ENCTYPE_DES_CBC_MD5 3 +#define KRB5_ENCTYPE_DES_CBC_RAW 4 +#define KRB5_ENCTYPE_DES3_CBC_SHA 5 +#define KRB5_ENCTYPE_DES3_CBC_RAW 6 +#define KRB5_ENCTYPE_DES_HMAC_SHA1 8 +#define KRB5_ENCTYPE_DSA_SHA1_CMS 9 +#define KRB5_ENCTYPE_RSA_MD5_CMS 10 +#define KRB5_ENCTYPE_RSA_SHA1_CMS 11 +#define KRB5_ENCTYPE_RC2_CBC_ENV 12 +#define KRB5_ENCTYPE_RSA_ENV 13 +#define KRB5_ENCTYPE_RSA_ES_OEAP_ENV 14 +#define KRB5_ENCTYPE_DES_EDE3_CBC_ENV 15 +#define KRB5_ENCTYPE_DES3_CBC_SHA1 16 +#define KRB5_ENCTYPE_AES128_CTS_HMAC_SHA1_96 17 +#define KRB5_ENCTYPE_AES256_CTS_HMAC_SHA1_96 18 +#define KRB5_ENCTYPE_DES_CBC_MD5_NT 20 +#define KERB_ENCTYPE_RC4_HMAC 23 +#define KERB_ENCTYPE_RC4_HMAC_EXP 24 +#define KRB5_ENCTYPE_UNKNOWN 0x1ff +#define KRB5_ENCTYPE_LOCAL_DES3_HMAC_SHA1 0x7007 +#define KRB5_ENCTYPE_RC4_PLAIN_EXP 0xffffff73 +#define KRB5_ENCTYPE_RC4_PLAIN 0xffffff74 +#define KRB5_ENCTYPE_RC4_PLAIN_OLD_EXP 0xffffff78 +#define KRB5_ENCTYPE_RC4_HMAC_OLD_EXP 0xffffff79 +#define KRB5_ENCTYPE_RC4_PLAIN_OLD 0xffffff7a +#define KRB5_ENCTYPE_RC4_HMAC_OLD 0xffffff7b +#define KRB5_ENCTYPE_DES_PLAIN 0xffffff7c +#define KRB5_ENCTYPE_RC4_SHA 0xffffff7d +#define KRB5_ENCTYPE_RC4_LM 0xffffff7e +#define KRB5_ENCTYPE_RC4_PLAIN2 0xffffff7f +#define KRB5_ENCTYPE_RC4_MD4 0xffffff80 + +#include "packet-kerberos-exp.h" + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* __PACKET_KERBEROS_H */ |