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-rw-r--r--epan/CMakeLists.txt2
-rw-r--r--epan/dissectors/Makefile.common2
-rw-r--r--epan/dissectors/packet-moldudp.c288
-rw-r--r--epan/dissectors/packet-moldudp64.c296
4 files changed, 588 insertions, 0 deletions
diff --git a/epan/CMakeLists.txt b/epan/CMakeLists.txt
index 65ba08c635..87841304d7 100644
--- a/epan/CMakeLists.txt
+++ b/epan/CMakeLists.txt
@@ -819,6 +819,8 @@ set(DISSECTOR_SRC
dissectors/packet-mip6.c
dissectors/packet-mmse.c
dissectors/packet-mndp.c
+ dissectors/packet-moldudp.c
+ dissectors/packet-moldudp64.c
dissectors/packet-mongo.c
dissectors/packet-mount.c
dissectors/packet-mp2t.c
diff --git a/epan/dissectors/Makefile.common b/epan/dissectors/Makefile.common
index d59e82021d..8b82a46785 100644
--- a/epan/dissectors/Makefile.common
+++ b/epan/dissectors/Makefile.common
@@ -738,6 +738,8 @@ DISSECTOR_SRC = \
packet-mip6.c \
packet-mmse.c \
packet-mndp.c \
+ packet-moldudp.c \
+ packet-moldudp64.c \
packet-mongo.c \
packet-mount.c \
packet-mp2t.c \
diff --git a/epan/dissectors/packet-moldudp.c b/epan/dissectors/packet-moldudp.c
new file mode 100644
index 0000000000..e7be6b4e01
--- /dev/null
+++ b/epan/dissectors/packet-moldudp.c
@@ -0,0 +1,288 @@
+/* packet-moldudp.c
+ * Routines for MoldUDP dissection
+ * Copyright 2012, Evan Huus <eapache@gmail.com>
+ *
+ * http://www.nasdaqtrader.com/content/technicalsupport/specifications/dataproducts/moldudp.pdf
+ *
+ * $Id$
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <glib.h>
+
+#include <epan/packet.h>
+#include <epan/prefs.h>
+#include <epan/expert.h>
+
+void proto_reg_handoff_moldudp(void);
+
+/* Initialize the protocol and registered fields */
+static int proto_moldudp = -1;
+static int hf_moldudp_session = -1;
+static int hf_moldudp_sequence = -1;
+static int hf_moldudp_count = -1;
+static int hf_moldudp_msgblk = -1;
+static int hf_moldudp_msgseq = -1;
+static int hf_moldudp_msglen = -1;
+static int hf_moldudp_msgdata = -1;
+
+#define MOLDUDP_SESSION_LEN 10
+#define MOLDUDP_SEQUENCE_LEN 4
+#define MOLDUDP_COUNT_LEN 2
+#define MOLDUDP_MSGLEN_LEN 2
+
+#define MOLDUDP_HEARTBEAT 0x0000
+
+/* Global port pref */
+static guint pf_moldudp_port = 0;
+
+/* Initialize the subtree pointers */
+static gint ett_moldudp = -1;
+static gint ett_moldudp_msgblk = -1;
+
+/* Code to dissect a message block */
+guint
+dissect_moldudp_msgblk(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
+ guint offset, guint32 sequence)
+{
+ proto_item *ti;
+ proto_tree *blk_tree;
+ guint16 msglen, real_msglen, whole_len;
+ guint remaining;
+
+ if (tvb_reported_length(tvb) - offset < MOLDUDP_MSGLEN_LEN)
+ return 0;
+
+ msglen = tvb_get_letohs(tvb, offset);
+ remaining = tvb_reported_length(tvb) - offset - MOLDUDP_MSGLEN_LEN;
+
+ if (msglen == 0)
+ col_set_str(pinfo->cinfo, COL_INFO, "MoldUDP Messages (End Of Session)");
+
+ if (tvb_reported_length(tvb) < (offset + MOLDUDP_MSGLEN_LEN))
+ real_msglen = 0;
+ else if (msglen <= remaining)
+ real_msglen = msglen;
+ else
+ real_msglen = remaining;
+
+ /* msglen and real_msglen only count the data section, and don't
+ * include the two bytes for the length field itself. */
+ whole_len = real_msglen + MOLDUDP_MSGLEN_LEN;
+
+ ti = proto_tree_add_item(tree, hf_moldudp_msgblk,
+ tvb, offset, whole_len, ENC_NA);
+
+ blk_tree = proto_item_add_subtree(ti, ett_moldudp_msgblk);
+
+ ti = proto_tree_add_uint(blk_tree, hf_moldudp_msgseq,
+ tvb, offset, 0, sequence);
+
+ PROTO_ITEM_SET_GENERATED(ti);
+
+ ti = proto_tree_add_item(blk_tree, hf_moldudp_msglen,
+ tvb, offset, MOLDUDP_MSGLEN_LEN, ENC_LITTLE_ENDIAN);
+
+ if (msglen != real_msglen)
+ expert_add_info_format(pinfo, ti, PI_MALFORMED, PI_ERROR,
+ "Invalid Message Length (claimed %u, found %u)",
+ msglen, real_msglen);
+
+ offset += MOLDUDP_MSGLEN_LEN;
+
+ proto_tree_add_item(blk_tree, hf_moldudp_msgdata,
+ tvb, offset, real_msglen, ENC_NA);
+
+ return whole_len;
+}
+
+/* Code to actually dissect the packets */
+static int
+dissect_moldudp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ proto_item *ti;
+ proto_tree *moldudp_tree;
+ guint offset = 0;
+ guint16 count, real_count = 0;
+ guint32 sequence;
+
+ /* Check that there's enough data */
+ if (tvb_reported_length(tvb) < (MOLDUDP_SESSION_LEN +
+ MOLDUDP_SEQUENCE_LEN +
+ MOLDUDP_COUNT_LEN))
+ return 0;
+
+ /* Make entries in Protocol column and Info column on summary display */
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "MoldUDP");
+
+ /* Clear the info column so it's sane if we crash. We fill it in later when
+ * we've dissected more of the packet. */
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ count = tvb_get_letohs(tvb, MOLDUDP_SESSION_LEN + MOLDUDP_SEQUENCE_LEN);
+
+ if (count == MOLDUDP_HEARTBEAT)
+ col_set_str(pinfo->cinfo, COL_INFO, "MoldUDP Heartbeat");
+ else
+ col_set_str(pinfo->cinfo, COL_INFO, "MoldUDP Messages");
+
+ if (tree)
+ {
+ /* create display subtree for the protocol */
+ ti = proto_tree_add_item(tree, proto_moldudp,
+ tvb, offset, -1, ENC_NA);
+
+ moldudp_tree = proto_item_add_subtree(ti, ett_moldudp);
+
+ proto_tree_add_item(moldudp_tree, hf_moldudp_session,
+ tvb, offset, MOLDUDP_SESSION_LEN, ENC_ASCII|ENC_NA);
+ offset += MOLDUDP_SESSION_LEN;
+
+ sequence = tvb_get_letohl(tvb, offset);
+ proto_tree_add_item(moldudp_tree, hf_moldudp_sequence,
+ tvb, offset, MOLDUDP_SEQUENCE_LEN, ENC_LITTLE_ENDIAN);
+ offset += MOLDUDP_SEQUENCE_LEN;
+
+ ti = proto_tree_add_item(moldudp_tree, hf_moldudp_count,
+ tvb, offset, MOLDUDP_COUNT_LEN, ENC_LITTLE_ENDIAN);
+ offset += MOLDUDP_COUNT_LEN;
+
+ while (tvb_reported_length(tvb) >= offset + MOLDUDP_MSGLEN_LEN)
+ {
+ offset += dissect_moldudp_msgblk(tvb, pinfo, moldudp_tree,
+ offset, sequence++);
+ real_count++;
+ }
+
+ if (real_count != count)
+ {
+ expert_add_info_format(pinfo, ti, PI_MALFORMED, PI_ERROR,
+ "Invalid Message Count (claimed %u, found %u)",
+ count, real_count);
+ }
+ }
+
+ /* Return the amount of data this dissector was able to dissect */
+ return tvb_length(tvb);
+}
+
+
+/* Register the protocol with Wireshark */
+void
+proto_register_moldudp(void)
+{
+ module_t *moldudp_module;
+
+ /* Setup list of header fields */
+ static hf_register_info hf[] = {
+
+ { &hf_moldudp_session,
+ { "Session", "moldudp.session", FT_STRING, BASE_NONE, NULL, 0,
+ "The session to which this packet belongs.", HFILL }},
+
+ { &hf_moldudp_sequence,
+ { "Sequence", "moldudp.sequence", FT_UINT32, BASE_DEC, NULL, 0,
+ "The sequence number of the first message in this packet.", HFILL }},
+
+ { &hf_moldudp_count,
+ { "Count", "moldudp.count", FT_UINT16, BASE_DEC, NULL, 0,
+ "The number of messages contained in this packet.", HFILL }},
+
+ { &hf_moldudp_msgblk,
+ { "Message Block", "moldudp.msgblock", FT_NONE, BASE_NONE, NULL, 0,
+ "A message.", HFILL }},
+
+ { &hf_moldudp_msglen,
+ { "Length", "moldudp.msglen", FT_UINT16, BASE_DEC, NULL, 0,
+ "The length of this message.", HFILL }},
+
+ { &hf_moldudp_msgseq,
+ { "Sequence", "moldudp.msgseq", FT_UINT32, BASE_DEC, NULL, 0,
+ "The sequence number of this message.", HFILL }},
+
+ { &hf_moldudp_msgdata,
+ { "Payload", "moldudp.msgdata", FT_BYTES, BASE_NONE, NULL, 0,
+ "The payload data of this message.", HFILL }}
+ };
+
+ /* Setup protocol subtree array */
+ static gint *ett[] = {
+ &ett_moldudp,
+ &ett_moldudp_msgblk
+ };
+
+ /* Register the protocol name and description */
+ proto_moldudp = proto_register_protocol("MoldUDP",
+ "MoldUDP", "moldudp");
+
+ /* Required function calls to register the header fields and subtrees used */
+ proto_register_field_array(proto_moldudp, hf, array_length(hf));
+ proto_register_subtree_array(ett, array_length(ett));
+
+ /* Register preferences module */
+ moldudp_module = prefs_register_protocol(proto_moldudp,
+ proto_reg_handoff_moldudp);
+
+ /* Register a sample port preference */
+ prefs_register_uint_preference(moldudp_module, "udp.port", "MoldUDP UDP Port",
+ "MoldUDP UDP port to capture on.",
+ 10, &pf_moldudp_port);
+}
+
+
+void
+proto_reg_handoff_moldudp(void)
+{
+ static gboolean initialized = FALSE;
+ static dissector_handle_t moldudp_handle;
+ static int currentPort;
+
+ if (!initialized) {
+
+ moldudp_handle = new_create_dissector_handle(dissect_moldudp,
+ proto_moldudp);
+ initialized = TRUE;
+ } else {
+
+ dissector_delete_uint("udp.port", currentPort, moldudp_handle);
+ }
+
+ currentPort = pf_moldudp_port;
+
+ dissector_add_uint("udp.port", currentPort, moldudp_handle);
+
+}
+
+/*
+ * Editor modelines - http://www.wireshark.org/tools/modelines.html
+ *
+ * Local variables:
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ *
+ * vi: set shiftwidth=4 tabstop=4 expandtab:
+ * :indentSize=4:tabSize=4:noTabs=true:
+ */
diff --git a/epan/dissectors/packet-moldudp64.c b/epan/dissectors/packet-moldudp64.c
new file mode 100644
index 0000000000..79b186bdd8
--- /dev/null
+++ b/epan/dissectors/packet-moldudp64.c
@@ -0,0 +1,296 @@
+/* packet-moldudp64.c
+ * Routines for MoldUDP64 dissection
+ * Copyright 2012, Evan Huus <eapache@gmail.com>
+ *
+ * http://www.nasdaqtrader.com/content/technicalsupport/specifications/dataproducts/moldudp64.pdf
+ *
+ * $Id$
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <glib.h>
+
+#include <epan/packet.h>
+#include <epan/prefs.h>
+#include <epan/expert.h>
+
+void proto_reg_handoff_moldudp64(void);
+
+/* Initialize the protocol and registered fields */
+static int proto_moldudp64 = -1;
+static int hf_moldudp64_session = -1;
+static int hf_moldudp64_sequence = -1;
+static int hf_moldudp64_count = -1;
+static int hf_moldudp64_msgblk = -1;
+static int hf_moldudp64_msglen = -1;
+static int hf_moldudp64_msgseq = -1;
+static int hf_moldudp64_msgdata = -1;
+
+#define MOLDUDP64_SESSION_LEN 10
+#define MOLDUDP64_SEQUENCE_LEN 8
+#define MOLDUDP64_COUNT_LEN 2
+#define MOLDUDP64_MSGLEN_LEN 2
+
+#define MOLDUDP64_HEARTBEAT 0x0000
+#define MOLDUDP64_ENDOFSESS 0xFFFF
+
+/* Global port pref */
+static guint pf_moldudp64_port = 0;
+
+/* Initialize the subtree pointers */
+static gint ett_moldudp64 = -1;
+static gint ett_moldudp64_msgblk = -1;
+
+/* Code to dissect a message block */
+guint
+dissect_moldudp64_msgblk(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
+ guint offset, guint64 sequence)
+{
+ proto_item *ti;
+ proto_tree *blk_tree;
+ guint16 msglen, real_msglen, whole_len;
+ guint remaining;
+
+ if (tvb_length_remaining(tvb, offset) < MOLDUDP64_MSGLEN_LEN)
+ return 0;
+
+ msglen = tvb_get_ntohs(tvb, offset);
+ remaining = tvb_reported_length(tvb) - offset - MOLDUDP64_MSGLEN_LEN;
+
+ if (remaining < (offset + MOLDUDP64_MSGLEN_LEN))
+ real_msglen = 0;
+ else if (msglen <= remaining)
+ real_msglen = msglen;
+ else
+ real_msglen = remaining;
+
+ /* msglen and real_msglen only count the data section, and don't
+ * include the two bytes for the length field itself. */
+ whole_len = real_msglen + MOLDUDP64_MSGLEN_LEN;
+
+ ti = proto_tree_add_item(tree, hf_moldudp64_msgblk,
+ tvb, offset, whole_len, ENC_NA);
+
+ blk_tree = proto_item_add_subtree(ti, ett_moldudp64_msgblk);
+
+ ti = proto_tree_add_uint64(blk_tree, hf_moldudp64_msgseq,
+ tvb, offset, 0, sequence);
+
+ PROTO_ITEM_SET_GENERATED(ti);
+
+ ti = proto_tree_add_item(blk_tree, hf_moldudp64_msglen,
+ tvb, offset, MOLDUDP64_MSGLEN_LEN, ENC_BIG_ENDIAN);
+
+ if (msglen != real_msglen)
+ expert_add_info_format(pinfo, ti, PI_MALFORMED, PI_ERROR,
+ "Invalid Message Length (claimed %u, found %u)",
+ msglen, real_msglen);
+
+ offset += MOLDUDP64_MSGLEN_LEN;
+
+ proto_tree_add_item(blk_tree, hf_moldudp64_msgdata,
+ tvb, offset, real_msglen, ENC_NA);
+
+ return whole_len;
+}
+
+/* Code to actually dissect the packets */
+static int
+dissect_moldudp64(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ proto_item *ti;
+ proto_tree *moldudp64_tree;
+ guint offset = 0;
+ guint16 count, real_count = 0;
+ guint64 sequence;
+
+ /* Check that there's enough data */
+ if (tvb_reported_length(tvb) < (MOLDUDP64_SESSION_LEN +
+ MOLDUDP64_SEQUENCE_LEN +
+ MOLDUDP64_COUNT_LEN))
+ return 0;
+
+ /* Make entries in Protocol column and Info column on summary display */
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "MoldUDP64");
+
+ /* Clear the info column so it's sane if we crash. We fill it in later when
+ * we've dissected more of the packet. */
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ sequence = tvb_get_ntoh64(tvb, MOLDUDP64_SESSION_LEN);
+ count = tvb_get_ntohs(tvb, MOLDUDP64_SESSION_LEN + MOLDUDP64_SEQUENCE_LEN);
+
+ if (count == MOLDUDP64_HEARTBEAT)
+ col_set_str(pinfo->cinfo, COL_INFO, "MoldUDP64 Heartbeat");
+ else if (count == MOLDUDP64_ENDOFSESS)
+ col_set_str(pinfo->cinfo, COL_INFO, "MoldUDP64 End Of Session");
+ else
+ col_set_str(pinfo->cinfo, COL_INFO, "MoldUDP64 Messages");
+
+ if (tree)
+ {
+ /* create display subtree for the protocol */
+ ti = proto_tree_add_item(tree, proto_moldudp64,
+ tvb, offset, -1, ENC_NA);
+
+ moldudp64_tree = proto_item_add_subtree(ti, ett_moldudp64);
+
+ proto_tree_add_item(moldudp64_tree, hf_moldudp64_session,
+ tvb, offset, MOLDUDP64_SESSION_LEN, ENC_ASCII|ENC_NA);
+ offset += MOLDUDP64_SESSION_LEN;
+
+ proto_tree_add_item(moldudp64_tree, hf_moldudp64_sequence,
+ tvb, offset, MOLDUDP64_SEQUENCE_LEN, ENC_BIG_ENDIAN);
+ offset += MOLDUDP64_SEQUENCE_LEN;
+
+ ti = proto_tree_add_item(moldudp64_tree, hf_moldudp64_count,
+ tvb, offset, MOLDUDP64_COUNT_LEN, ENC_BIG_ENDIAN);
+ offset += MOLDUDP64_COUNT_LEN;
+
+ while (tvb_reported_length(tvb) >= offset + MOLDUDP64_MSGLEN_LEN)
+ {
+ offset += dissect_moldudp64_msgblk(tvb, pinfo, moldudp64_tree,
+ offset, sequence++);
+ real_count++;
+ }
+
+ if (count == MOLDUDP64_ENDOFSESS)
+ {
+ if (real_count != 0)
+ {
+ expert_add_info_format(pinfo, ti, PI_MALFORMED, PI_ERROR,
+ "End Of Session packet with extra data.");
+ }
+ }
+ else if (real_count != count)
+ {
+ expert_add_info_format(pinfo, ti, PI_MALFORMED, PI_ERROR,
+ "Invalid Message Count (claimed %u, found %u)",
+ count, real_count);
+ }
+ }
+
+ /* Return the amount of data this dissector was able to dissect */
+ return tvb_length(tvb);
+}
+
+
+/* Register the protocol with Wireshark */
+void
+proto_register_moldudp64(void)
+{
+ module_t *moldudp64_module;
+
+ /* Setup list of header fields */
+ static hf_register_info hf[] = {
+
+ { &hf_moldudp64_session,
+ { "Session", "moldudp64.session", FT_STRING, BASE_NONE, NULL, 0,
+ "The session to which this packet belongs.", HFILL }},
+
+ { &hf_moldudp64_sequence,
+ { "Sequence", "moldudp64.sequence", FT_UINT64, BASE_DEC, NULL, 0,
+ "The sequence number of the first message in this packet.", HFILL }},
+
+ { &hf_moldudp64_count,
+ { "Count", "moldudp64.count", FT_UINT16, BASE_DEC, NULL, 0,
+ "The number of messages contained in this packet.", HFILL }},
+
+ { &hf_moldudp64_msgblk,
+ { "Message Block", "moldudp64.msgblock", FT_NONE, BASE_NONE, NULL, 0,
+ "A message.", HFILL }},
+
+ { &hf_moldudp64_msglen,
+ { "Length", "moldudp64.msglen", FT_UINT16, BASE_DEC, NULL, 0,
+ "The length of this message.", HFILL }},
+
+ { &hf_moldudp64_msgseq,
+ { "Sequence", "moldudp64.msgseq", FT_UINT64, BASE_DEC, NULL, 0,
+ "The sequence number of this message.", HFILL }},
+
+ { &hf_moldudp64_msgdata,
+ { "Payload", "moldudp64.msgdata", FT_BYTES, BASE_NONE, NULL, 0,
+ "The payload data of this message.", HFILL }}
+ };
+
+ /* Setup protocol subtree array */
+ static gint *ett[] = {
+ &ett_moldudp64,
+ &ett_moldudp64_msgblk
+ };
+
+ /* Register the protocol name and description */
+ proto_moldudp64 = proto_register_protocol("MoldUDP64",
+ "MoldUDP64", "moldudp64");
+
+ /* Required function calls to register the header fields and subtrees used */
+ proto_register_field_array(proto_moldudp64, hf, array_length(hf));
+ proto_register_subtree_array(ett, array_length(ett));
+
+ /* Register preferences module */
+ moldudp64_module = prefs_register_protocol(proto_moldudp64,
+ proto_reg_handoff_moldudp64);
+
+ /* Register a sample port preference */
+ prefs_register_uint_preference(moldudp64_module, "udp.port", "MoldUDP64 UDP Port",
+ "MoldUDP64 UDP port to dissect on.",
+ 10, &pf_moldudp64_port);
+}
+
+
+void
+proto_reg_handoff_moldudp64(void)
+{
+ static gboolean initialized = FALSE;
+ static dissector_handle_t moldudp64_handle;
+ static int currentPort;
+
+ if (!initialized) {
+
+ moldudp64_handle = new_create_dissector_handle(dissect_moldudp64,
+ proto_moldudp64);
+ initialized = TRUE;
+ } else {
+
+ dissector_delete_uint("udp.port", currentPort, moldudp64_handle);
+ }
+
+ currentPort = pf_moldudp64_port;
+
+ dissector_add_uint("udp.port", currentPort, moldudp64_handle);
+
+}
+
+/*
+ * Editor modelines - http://www.wireshark.org/tools/modelines.html
+ *
+ * Local variables:
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ *
+ * vi: set shiftwidth=4 tabstop=4 expandtab:
+ * :indentSize=4:tabSize=4:noTabs=true:
+ */
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-18 17:57:51 +0000