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-rw-r--r--epan/dissectors/packet-dcerpc-conv.c203
1 files changed, 203 insertions, 0 deletions
diff --git a/epan/dissectors/packet-dcerpc-conv.c b/epan/dissectors/packet-dcerpc-conv.c
new file mode 100644
index 00000000..d64ab154
--- /dev/null
+++ b/epan/dissectors/packet-dcerpc-conv.c
@@ -0,0 +1,203 @@
+/* packet-dcerpc-conv.c
+ * Routines for dcerpc conv dissection
+ * Copyright 2001, Todd Sabin <tas@webspan.net>
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include "config.h"
+
+
+#include <epan/packet.h>
+#include "packet-dcerpc.h"
+#include "packet-dcerpc-dce122.h"
+
+void proto_register_conv (void);
+void proto_reg_handoff_conv (void);
+
+static int proto_conv = -1;
+static int hf_conv_opnum = -1;
+static int hf_conv_rc = -1;
+static int hf_conv_who_are_you_rqst_actuid = -1;
+static int hf_conv_who_are_you_rqst_boot_time = -1;
+static int hf_conv_who_are_you2_rqst_actuid = -1;
+static int hf_conv_who_are_you2_rqst_boot_time = -1;
+static int hf_conv_who_are_you_resp_seq = -1;
+static int hf_conv_who_are_you2_resp_seq = -1;
+static int hf_conv_who_are_you2_resp_casuuid = -1;
+
+static gint ett_conv = -1;
+
+
+static e_guid_t uuid_conv = { 0x333a2276, 0x0000, 0x0000, { 0x0d, 0x00, 0x00, 0x80, 0x9c, 0x00, 0x00, 0x00 } };
+static guint16 ver_conv = 3;
+
+
+static int
+conv_dissect_who_are_you_rqst (tvbuff_t *tvb, int offset,
+ packet_info *pinfo, proto_tree *tree,
+ dcerpc_info *di, guint8 *drep)
+{
+ /*
+ * [in] uuid_t *actuid,
+ * [in] unsigned32 boot_time,
+ */
+ e_guid_t actuid;
+
+ offset = dissect_ndr_uuid_t(tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you_rqst_actuid, &actuid);
+ offset = dissect_ndr_time_t(tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you_rqst_boot_time, NULL);
+
+ col_add_fstr(pinfo->cinfo, COL_INFO,
+ "conv_who_are_you request actuid: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
+ actuid.data1, actuid.data2, actuid.data3,
+ actuid.data4[0], actuid.data4[1], actuid.data4[2], actuid.data4[3],
+ actuid.data4[4], actuid.data4[5], actuid.data4[6], actuid.data4[7]);
+
+ return offset;
+}
+
+static int
+conv_dissect_who_are_you_resp (tvbuff_t *tvb, int offset,
+ packet_info *pinfo, proto_tree *tree,
+ dcerpc_info *di, guint8 *drep)
+{
+ /*
+ * [out] unsigned32 *seq,
+ * [out] unsigned32 *st
+ */
+ guint32 seq, st;
+
+ offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you_resp_seq, &seq);
+ offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, di, drep, hf_conv_rc, &st);
+
+
+ col_add_fstr(pinfo->cinfo, COL_INFO, "conv_who_are_you response seq:%u st:%s",
+ seq, val_to_str_ext(st, &dce_error_vals_ext, "%u"));
+
+ return offset;
+}
+
+
+
+static int
+conv_dissect_who_are_you2_rqst (tvbuff_t *tvb, int offset,
+ packet_info *pinfo, proto_tree *tree,
+ dcerpc_info *di, guint8 *drep)
+{
+ /*
+ * [in] uuid_t *actuid,
+ * [in] unsigned32 boot_time,
+ */
+ e_guid_t actuid;
+
+ offset = dissect_ndr_uuid_t(tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you2_rqst_actuid, &actuid);
+ offset = dissect_ndr_time_t(tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you2_rqst_boot_time, NULL);
+
+ col_add_fstr(pinfo->cinfo, COL_INFO,
+ "conv_who_are_you2 request actuid: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
+ actuid.data1, actuid.data2, actuid.data3,
+ actuid.data4[0], actuid.data4[1], actuid.data4[2], actuid.data4[3],
+ actuid.data4[4], actuid.data4[5], actuid.data4[6], actuid.data4[7]);
+
+ return offset;
+}
+static int
+conv_dissect_who_are_you2_resp (tvbuff_t *tvb, int offset,
+ packet_info *pinfo, proto_tree *tree,
+ dcerpc_info *di, guint8 *drep)
+{
+ /*
+ * [out] unsigned32 *seq,
+ * [out] uuid_t *cas_uuid,
+ *
+ * [out] unsigned32 *st
+ */
+ guint32 seq, st;
+ e_guid_t cas_uuid;
+
+ offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you2_resp_seq, &seq);
+ offset = dissect_ndr_uuid_t (tvb, offset, pinfo, tree, di, drep, hf_conv_who_are_you2_resp_casuuid, &cas_uuid);
+ offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, di, drep, hf_conv_rc, &st);
+
+ col_add_fstr(pinfo->cinfo, COL_INFO,
+ "conv_who_are_you2 response seq:%u st:%s cas:%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
+ seq, val_to_str_ext(st, &dce_error_vals_ext, "%u"),
+ cas_uuid.data1, cas_uuid.data2, cas_uuid.data3,
+ cas_uuid.data4[0], cas_uuid.data4[1], cas_uuid.data4[2], cas_uuid.data4[3],
+ cas_uuid.data4[4], cas_uuid.data4[5], cas_uuid.data4[6], cas_uuid.data4[7]);
+
+ return offset;
+}
+
+
+static dcerpc_sub_dissector conv_dissectors[] = {
+ { 0, "who_are_you",
+ conv_dissect_who_are_you_rqst, conv_dissect_who_are_you_resp },
+ { 1, "who_are_you2",
+ conv_dissect_who_are_you2_rqst, conv_dissect_who_are_you2_resp },
+ { 2, "are_you_there",
+ NULL, NULL },
+ { 3, "who_are_you_auth",
+ NULL, NULL },
+ { 4, "who_are_you_auth_more",
+ NULL, NULL },
+ { 0, NULL, NULL, NULL }
+};
+
+void
+proto_register_conv (void)
+{
+ static hf_register_info hf[] = {
+ { &hf_conv_opnum,
+ { "Operation", "conv.opnum", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
+ { &hf_conv_rc,
+ {"Status", "conv.status", FT_UINT32, BASE_DEC|BASE_EXT_STRING, &dce_error_vals_ext, 0x0, NULL, HFILL }},
+
+ { &hf_conv_who_are_you_rqst_actuid,
+ {"Activity UID", "conv.who_are_you_rqst_actuid", FT_GUID, BASE_NONE, NULL, 0x0, "UUID", HFILL }},
+ { &hf_conv_who_are_you_rqst_boot_time,
+ {"Boot time", "conv.who_are_you_rqst_boot_time", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x0, NULL, HFILL }},
+ { &hf_conv_who_are_you2_rqst_actuid,
+ {"Activity UID", "conv.who_are_you2_rqst_actuid", FT_GUID, BASE_NONE, NULL, 0x0, "UUID", HFILL }},
+ { &hf_conv_who_are_you2_rqst_boot_time,
+ {"Boot time", "conv.who_are_you2_rqst_boot_time", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x0, NULL, HFILL }},
+
+ { &hf_conv_who_are_you_resp_seq,
+ {"Sequence Number", "conv.who_are_you_resp_seq", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }},
+ { &hf_conv_who_are_you2_resp_seq,
+ {"Sequence Number", "conv.who_are_you2_resp_seq", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }},
+ { &hf_conv_who_are_you2_resp_casuuid,
+ {"Client's address space UUID", "conv.who_are_you2_resp_casuuid", FT_GUID, BASE_NONE, NULL, 0x0, "UUID", HFILL }}
+ };
+
+ static gint *ett[] = {
+ &ett_conv
+ };
+ proto_conv = proto_register_protocol ("DCE/RPC Conversation Manager", "CONV", "conv");
+ proto_register_field_array (proto_conv, hf, array_length (hf));
+ proto_register_subtree_array (ett, array_length (ett));
+}
+
+void
+proto_reg_handoff_conv (void)
+{
+ /* Register the protocol as dcerpc */
+ dcerpc_init_uuid (proto_conv, ett_conv, &uuid_conv, ver_conv, conv_dissectors, hf_conv_opnum);
+}
+
+/*
+ * Editor modelines - https://www.wireshark.org/tools/modelines.html
+ *
+ * Local variables:
+ * c-basic-offset: 8
+ * tab-width: 8
+ * indent-tabs-mode: t
+ * End:
+ *
+ * vi: set shiftwidth=8 tabstop=8 noexpandtab:
+ * :indentSize=8:tabSize=8:noTabs=false:
+ */
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