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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-10 20:34:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-10 20:34:10 +0000 |
commit | e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc (patch) | |
tree | 68cb5ef9081156392f1dd62a00c6ccc1451b93df /epan/dissectors/packet-zbee-security.h | |
parent | Initial commit. (diff) | |
download | wireshark-e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc.tar.xz wireshark-e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc.zip |
Adding upstream version 4.2.2.upstream/4.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'epan/dissectors/packet-zbee-security.h')
-rw-r--r-- | epan/dissectors/packet-zbee-security.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/epan/dissectors/packet-zbee-security.h b/epan/dissectors/packet-zbee-security.h new file mode 100644 index 00000000..aa897ac5 --- /dev/null +++ b/epan/dissectors/packet-zbee-security.h @@ -0,0 +1,86 @@ +/* packet-zbee-security.h + * Dissector helper routines for encrypted ZigBee frames. + * By Owen Kirby <osk@exegin.com> + * Copyright 2009 Exegin Technologies Limited + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * Copyright 1998 Gerald Combs + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef PACKET_ZBEE_SECURITY_H +#define PACKET_ZBEE_SECURITY_H + +/* Structure containing the fields stored in the Aux Header */ +typedef struct{ + /* The fields of the Aux Header */ + guint8 control; /* needed to decrypt */ + guint32 counter; /* needed to decrypt */ + guint64 src64; /* needed to decrypt */ + guint8 key_seqno; + + guint8 level; + guint8 key_id; /* needed to decrypt */ + gboolean nonce; +} zbee_security_packet; + +/* Bit masks for the Security Control Field. */ +#define ZBEE_SEC_CONTROL_LEVEL 0x07 +#define ZBEE_SEC_CONTROL_KEY 0x18 +#define ZBEE_SEC_CONTROL_NONCE 0x20 + +/* ZigBee security levels. */ +#define ZBEE_SEC_NONE 0x00 +#define ZBEE_SEC_MIC32 0x01 +#define ZBEE_SEC_MIC64 0x02 +#define ZBEE_SEC_MIC128 0x03 +#define ZBEE_SEC_ENC 0x04 +#define ZBEE_SEC_ENC_MIC32 0x05 +#define ZBEE_SEC_ENC_MIC64 0x06 +#define ZBEE_SEC_ENC_MIC128 0x07 + +/* ZigBee Key Types */ +#define ZBEE_SEC_KEY_LINK 0x00 +#define ZBEE_SEC_KEY_NWK 0x01 +#define ZBEE_SEC_KEY_TRANSPORT 0x02 +#define ZBEE_SEC_KEY_LOAD 0x03 + +/* ZigBee Security Constants. */ +#define ZBEE_SEC_CONST_L 2 +#define ZBEE_SEC_CONST_NONCE_LEN (ZBEE_SEC_CONST_BLOCKSIZE-ZBEE_SEC_CONST_L-1) +#define ZBEE_SEC_CONST_BLOCKSIZE 16 + +/* CCM* Flags */ +#define ZBEE_SEC_CCM_FLAG_L 0x01 /* 3-bit encoding of (L-1). */ +#define ZBEE_SEC_CCM_FLAG_M(m) ((((m-2)/2) & 0x7)<<3) /* 3-bit encoding of (M-2)/2 shifted 3 bits. */ +#define ZBEE_SEC_CCM_FLAG_ADATA(l_a) ((l_a>0)?0x40:0x00) /* Adata flag. */ + +/* Program Constants */ +#define ZBEE_SEC_PC_KEY 0 + +/* Init routine for the Security dissectors. */ +extern void zbee_security_register (module_t *module, int proto); + +/* Security Dissector Routine. */ +extern tvbuff_t *dissect_zbee_secure(tvbuff_t *, packet_info *, proto_tree *, guint); +extern gboolean zbee_sec_ccm_decrypt(const gchar *, const gchar *, const gchar *, const gchar *, gchar *, guint, guint, guint); + +/* nwk key ring update */ +extern void zbee_sec_add_key_to_keyring(packet_info *, const guint8 *); + +#endif /* PACKET_ZBEE_SECURITY_H */ + +/* + * Editor modelines - https://www.wireshark.org/tools/modelines.html + * + * Local variables: + * c-basic-offset: 4 + * tab-width: 8 + * indent-tabs-mode: nil + * End: + * + * vi: set shiftwidth=4 tabstop=8 expandtab: + * :indentSize=4:tabSize=8:noTabs=true: + */ |