wireshark/epan/dissectors/packet-sasp.c

1551 lines
52 KiB
C

/* packet-sasp.c
* Routines for sasp packet dissection
* Copyright 2010, Venkateshwaran Dorai<venkateshwaran.d@gmail.com>
*
* 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 <epan/expert.h>
#include <epan/prefs.h>
#include <epan/to_str.h>
#include "packet-tcp.h"
/* forward reference */
void proto_register_sasp(void);
void proto_reg_handoff_sasp(void);
static dissector_handle_t sasp_handle;
static void dissect_reg_req(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static void dissect_dereg_req(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint32 offset);
static void dissect_reg_rep(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static void dissect_dereg_rep(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static void dissect_sendwt(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static void dissect_setmemstate_req(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static void dissect_setmemstate_rep(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static void dissect_setlbstate_req(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static void dissect_setlbstate_rep(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static void dissect_wt_req(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static void dissect_wt_rep(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static guint32 dissect_memdatacomp(tvbuff_t *tvb, proto_tree *tree, guint32 offset, proto_tree **mdct_p);
static guint32 dissect_grpdatacomp(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static guint32 dissect_grp_memdatacomp(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static guint32 dissect_grp_memstatedatacomp(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static guint32 dissect_memstatedatacomp(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
static guint32 dissect_weight_entry_data_comp(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset);
static guint32 dissect_grp_wt_entry_datacomp(tvbuff_t *tvb, proto_tree *tree, guint32 offset);
/* Initialize the protocol and registered fields */
static int proto_sasp = -1;
static int hf_sasp_type = -1;
static int hf_sasp_length = -1;
static int hf_sasp_vrsn = -1;
static int hf_msg_len = -1;
static int hf_msg_id = -1;
static int hf_msg_type = -1;
/*reg reply*/
static int hf_sasp_reg_rep_rcode = -1;
static int hf_sasp_reg_rep_sz = -1;
/*reg req*/
static int hf_sasp_reg_req_sz = -1;
static int hf_reg_req_lbflag = -1;
static int hf_sasp_gmd_cnt = -1;
/*dereg req*/
static int hf_sasp_dereg_req_sz = -1;
static int hf_dereg_req_lbflag = -1;
/* static int hf_dereg_req_reason = -1; */
static int hf_dereg_req_reason_flag = -1;
/*dereg reply*/
static int hf_sasp_dereg_rep_rcode = -1;
static int hf_sasp_dereg_rep_sz = -1;
/*send wt*/
static int hf_sasp_sendwt_gwedcnt = -1;
static int hf_sasp_sendwt_sz = -1;
/*setmemstate req*/
static int hf_sasp_setmemstate_req_sz = -1;
static int hf_setmemstate_req_lbflag = -1;
/*static int hf_sasp_setmemstate_req_data = -1;*/
static int hf_sasp_setmemstate_req_gmsd_cnt = -1;
/*setmemstate reply*/
/* static int hf_sasp_setmemstate_rep = -1; */
static int hf_sasp_setmemstate_rep_rcode = -1;
static int hf_sasp_setmemstate_rep_sz = -1;
/*mem data comp */
static int hf_sasp_memdatacomp_type = -1;
static int hf_sasp_memdatacomp_sz = -1;
static int hf_sasp_memdatacomp_protocol = -1;
static int hf_sasp_memdatacomp_port = -1;
static int hf_sasp_memdatacomp_ip = -1;
static int hf_sasp_memdatacomp_lab_len = -1;
static int hf_sasp_memdatacomp_label = -1;
/*grp data comp */
static int hf_sasp_grpdatacomp = -1;
static int hf_sasp_grpdatacomp_sz = -1;
static int hf_sasp_grpdatacomp_LB_uid_len = -1;
static int hf_sasp_grpdatacomp_LB_uid = -1;
static int hf_sasp_grpdatacomp_grp_name_len = -1;
static int hf_sasp_grpdatacomp_grp_name = -1;
/*grp mem data comp */
static int hf_sasp_grp_memdatacomp = -1;
static int hf_sasp_grp_memdatacomp_sz = -1;
static int hf_sasp_grp_memdatacomp_cnt = -1;
/*weight req*/
static int hf_sasp_wt_req_sz = -1;
static int hf_sasp_wt_req_gd_cnt = -1;
/*weight rep*/
static int hf_sasp_wt_rep_sz = -1;
static int hf_sasp_wt_rep_rcode = -1;
static int hf_sasp_wt_rep_interval = -1;
static int hf_sasp_wt_rep_gwed_cnt = -1;
/*setlbstate req*/
static int hf_sasp_setlbstate_req_sz = -1;
static int hf_sasp_setlbstate_req_LB_uid_len = -1;
static int hf_sasp_setlbstate_req_LB_uid = -1;
static int hf_sasp_setlbstate_req_LB_health = -1;
/*static int hf_sasp_setlbstate_req_LB_flag = -1;*/
/* static int hf_lbstate_flag = -1; */
static int hf_sasp_pushflag = -1;
static int hf_sasp_trustflag = -1;
static int hf_sasp_nochangeflag = -1;
/*setlbstate reply*/
/* static int hf_sasp_setlbstate_rep = -1; */
static int hf_sasp_setlbstate_rep_rcode = -1;
static int hf_sasp_setlbstate_rep_sz = -1;
/*grp mem state data*/
static int hf_sasp_grp_memstatedatacomp = -1;
static int hf_sasp_grp_memstatedatacomp_sz = -1;
static int hf_sasp_grp_memstatedatacomp_cnt = -1;
/*mem state data comp*/
static int hf_sasp_memstatedatacomp_instance = -1;
static int hf_sasp_memstatedatacomp_sz = -1;
static int hf_sasp_memstatedatacomp_state = -1;
static int hf_sasp_memstatedatacomp_quiesce_flag = -1;
/*wt entry dat comp*/
static int hf_sasp_weight_entry_data_comp_type = -1;
static int hf_sasp_weight_entry_data_comp_sz = -1;
static int hf_sasp_weight_entry_data_comp_state = -1;
/* static int hf_wtstate_flag = -1; */
static int hf_sasp_wed_contactsuccess_flag = -1;
static int hf_sasp_wed_quiesce_flag = -1;
static int hf_sasp_wed_registration_flag = -1;
static int hf_sasp_wed_confident_flag = -1;
static int hf_sasp_weight_entry_data_comp_weight = -1;
/*grp wt entry data comp */
static int hf_sasp_grp_wt_entry_datacomp_type = -1;
static int hf_sasp_grp_wt_entry_datacomp_sz = -1;
static int hf_sasp_grp_wt_entry_datacomp_cnt = -1;
/* Initialize the subtree pointers */
static gint ett_sasp_data = -1;
static gint ett_sasp_header = -1;
static gint ett_sasp_msg = -1;
static gint ett_sasp_payload = -1;
static gint ett_sasp_reg_req = -1;
static gint ett_sasp_reg_rep = -1;
static gint ett_sasp_reg_req_sz = -1;
static gint ett_sasp_dereg_req_sz= -1;
static gint ett_sasp_dereg_rep = -1;
static gint ett_sasp_sendwt = -1;
static gint ett_sasp_setmemstate_rep = -1;
static gint ett_sasp_memdatacomp = -1;
static gint ett_sasp_grpdatacomp = -1;
static gint ett_sasp_grp_memdatacomp = -1;
static gint ett_sasp_setlbstate_req = -1;
static gint ett_sasp_setlbstate_rep = -1;
static gint ett_sasp_getwt= -1;
static gint ett_sasp_setmemstate_req = -1;
static gint ett_setlbstate_req_lbflag = -1;
static gint ett_sasp_grp_memstatedatacomp = -1;
static gint ett_sasp_memstatedatacomp = -1;
/*static gint ett_dereg_req_reason_flag = -1;*/
static gint ett_sasp_grp_wt_entry_datacomp = -1;
static gint ett_sasp_weight_entry_data_comp = -1;
static gint ett_wt_entry_data_flag = -1;
static gint ett_sasp_wt_rep = -1;
static expert_field ei_msg_type_invalid = EI_INIT;
/* desegmentation of SASP over TCP */
static gboolean sasp_desegment = TRUE;
static const value_string msg_table[] = {
{ 0x1010, "Registration Request" },
{ 0x1015, "Registration Reply"},
{ 0x1020, "DeRegistration Request"},
{ 0x1025, "DeRegistration Reply"},
{ 0x1030, "Get Weights Request"},
{ 0x1035, "Get Weights Reply" },
{ 0x1040, "Send Weights"},
{ 0x1050, "Set LB State Request"},
{ 0x1055, "Set LB State Reply"},
{ 0x1060, "Set Member State Request"},
{ 0x1065, "Set Member State Reply"},
{ 0x3010, "Member Data Component"},
{ 0x3011, "Group Data Component"},
{ 0x3012, "Weight Entry Data Component"},
{ 0x3013, "Member State Instance"},
{ 0x4010, "Group of Member Data"},
{ 0x4011, "Group of Weight Entry Data" },
{ 0x4012, "Group of Member State Data" },
{ 0, NULL }
};
static value_string_ext msg_table_ext = VALUE_STRING_EXT_INIT(msg_table);
static const value_string protocol_table[] = {
{ 0x06, "TCP" },
{ 0x11, "UDP" },
{ 0, NULL }
};
static const value_string lbstate_healthtable[] = {
{ 0x00, "Least Healthy" },
{ 0x7f, "Most Healthy" },
{ 0, NULL }
};
static const value_string reg_reply_response_code[] = {
{ 0x00, "Successful" },
{ 0x10, "Message not understood" },
{ 0x11, "GWM will not accept this message from the sender" },
{ 0x40, "Member already registered" },
{ 0x44, "Duplicate Member in Request" },
{ 0x45, "Invalid Group (determined by the GWM)"},
{ 0x50, "Invalid Group Name Size (size == 0)"},
{ 0x51, "Invalid LB uid Size (size == 0 or > max)"},
{ 0x61, "Member is registering itself, but LB hasn't yet contacted the GWM."
" This registration will not be processed."},
{ 0, NULL }
};
static const value_string dereg_reply_response_code[] = {
{ 0x00, "Successful" },
{ 0x10, "Message not understood" },
{ 0x11, "GWM will not accept this message from the sender" },
{ 0x41, "Application or System not registered" },
{ 0x42, "Unknown Group Name" },
{ 0x43, "Unknown LB uid" },
{ 0x44, "Duplicate Member in Request"},
{ 0x46, "Duplicate Group in Request (for remove all members/groups requests)"},
{ 0x51, "Invalid LB uid Size (size == 0 or > max)"},
{ 0x61, "Member is deregistering itself, but LB hasn't yet contacted the GWM."
" This deregistration will not be processed."},
{ 0, NULL }
};
static const value_string get_weights_reply_response_code[] = {
{ 0x00, "Successful" },
{ 0x10, "Message not understood" },
{ 0x11, "GWM will not accept this message from the sender" },
{ 0x42, "Unknown Group Name" },
{ 0x43, "Unknown LB uid" },
{ 0x46, "Duplicate Group in Request"},
{ 0x51, "Invalid LB uid Size (size == 0 or > max)"},
{ 0, NULL }
};
static const value_string set_lb_state_reply_response_code[] = {
{ 0x00, "Successful" },
{ 0x10, "Message not understood" },
{ 0x11, "GWM will not accept this message from the sender" },
{ 0x51, "Invalid LB uid Size (size == 0 or > max)"},
{ 0, NULL }
};
static const value_string set_mem_state_reply_response_code[] = {
{ 0x00, "Successful" },
{ 0x10, "Message not understood" },
{ 0x11, "GWM will not accept this message from the sender" },
{ 0x41, "Application or System not registered" },
{ 0x42, "Unknown Group Name" },
{ 0x43, "Unknown LB uid" },
{ 0x44, "Duplicate Member in Request"},
{ 0x46, "Duplicate Group in Request (for remove all members/groups requests)"},
{ 0x50, "Invalid Group Name Size (size == 0)"},
{ 0x51, "Invalid LB uid Size (size == 0 or > max)"},
{ 0, NULL }
};
#define SASP_GLOBAL_PORT 3860
#define SASP_MIN_PACKET_LEN 13
#define SASP_DEREG_REQ_REASON_LEARNED 0x01
#define SASP_DEREG_REQ_NOREASON_FLAG 0x00
#define SASP_HDR_TYPE 0x2010
#define SASP_WED_CONTACT_SUCCESS_FLAG 0x01
#define SASP_WED_QUIESCE_FLAG 0x02
#define SASP_WED_REG_FLAG 0x04
#define SASP_WED_CONF_FLAG 0x08
#define SASP_PUSH_FLAG 0x01
#define SASP_TRUST_FLAG 0x02
#define SASP_NOCHANGE_FLAG 0x04
#define SASP_QUIESCE_FLAG 0x01
static guint
get_sasp_pdu_len(packet_info *pinfo _U_, tvbuff_t *tvb, int offset, void *data _U_)
{
/* Get the length of the SASP packet. */
return tvb_get_ntohl(tvb, offset + 5);
}
/* Called from tcp_dissect_pdus with a complete SASP pdu */
static int
dissect_sasp_pdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
{
/* Set up structures needed to add the protocol subtree and manage it */
proto_item *ti;
proto_item *hti;
proto_item *mti;
proto_tree *sasp_tree;
proto_tree *msg_tree;
proto_tree *pay_load;
guint16 msg_type;
guint16 hdr_type;
guint32 offset = 0;
/*protocol is being displayed*/
col_set_str(pinfo->cinfo, COL_PROTOCOL, "SASP");
col_clear(pinfo->cinfo, COL_INFO);
ti = proto_tree_add_item(tree, proto_sasp, tvb, offset, -1, ENC_NA);
sasp_tree = proto_item_add_subtree(ti, ett_sasp_header);
hdr_type = tvb_get_ntohs(tvb, offset);
hti = proto_tree_add_uint_format_value(sasp_tree, hf_sasp_type, tvb, offset, 2, hdr_type,
"%s", (hdr_type == SASP_HDR_TYPE) ? "SASP" : "[Invalid]");
if (hdr_type != SASP_HDR_TYPE)
{
expert_add_info_format(pinfo, hti, &ei_msg_type_invalid,
"Invalid SASP Header Type [0x%04x]", hdr_type);
/* XXX: The folowing should actually happen automatically ? */
col_set_str(pinfo->cinfo, COL_INFO, "[Malformed: Invalid SASP Header Type]");
return tvb_reported_length(tvb);
}
offset += 2;
/*length*/
proto_tree_add_item(sasp_tree, hf_sasp_length, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/*Header Version */
proto_tree_add_item(sasp_tree, hf_sasp_vrsn, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
/*Message*/
msg_tree = proto_item_add_subtree(ti, ett_sasp_msg);
/*Message Len*/
proto_tree_add_item(msg_tree, hf_msg_len, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
/*Message Id*/
proto_tree_add_item(msg_tree, hf_msg_id, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
/*Message Type*/
msg_type = tvb_get_ntohs(tvb, offset);
mti = proto_tree_add_item(msg_tree, hf_msg_type, tvb, offset, 2, ENC_BIG_ENDIAN);
pay_load = proto_item_add_subtree(ti, ett_sasp_payload);
offset += 2;
switch(msg_type)
{
case 0x1010:
/* Registration Request */
col_set_str(pinfo->cinfo, COL_INFO, "Registration Request");
dissect_reg_req(tvb, pay_load, offset);
break;
case 0x1015:
/* Registration Reply */
col_set_str(pinfo->cinfo, COL_INFO, "Registration Reply");
dissect_reg_rep(tvb, pay_load, offset);
break;
case 0x1020:
/* Deregistration Request */
col_set_str(pinfo->cinfo, COL_INFO, "Deregistration Request");
dissect_dereg_req(tvb, pinfo, pay_load, offset);
break;
case 0x1025:
/* Deregistration Reply */
col_set_str(pinfo->cinfo, COL_INFO, "Deregistration Reply");
dissect_dereg_rep(tvb, pay_load, offset);
break;
case 0x1030:
/* Get Weights Request */
col_set_str(pinfo->cinfo, COL_INFO, "Get Weights Request");
dissect_wt_req(tvb, pay_load, offset);
break;
case 0x1035:
/* Get Weights Response */
col_set_str(pinfo->cinfo, COL_INFO, "Get Weights Response");
dissect_wt_rep(tvb, pay_load, offset);
break;
case 0x1040:
/* Send Weights Request */
col_set_str(pinfo->cinfo, COL_INFO, "Send Weights Request");
dissect_sendwt(tvb, pay_load, offset);
break;
case 0x1050:
/* Set LB State Request */
col_set_str(pinfo->cinfo, COL_INFO, "Set LB State Request");
dissect_setlbstate_req(tvb, pay_load, offset);
break;
case 0x1055:
/* Set LB state Reply */
col_set_str(pinfo->cinfo, COL_INFO, "Set LB State Reply");
dissect_setlbstate_rep(tvb, pay_load, offset);
break;
case 0x1060:
/* Set Member State Request*/
col_set_str(pinfo->cinfo, COL_INFO, "Set Member State Request");
dissect_setmemstate_req(tvb, pay_load, offset);
break;
case 0x1065:
/* Set Member State Reply */
col_set_str(pinfo->cinfo, COL_INFO, "Set Member State Reply");
dissect_setmemstate_rep(tvb, pay_load, offset);
break;
default:
/* Unknown SASP Message Type */
col_add_fstr(pinfo->cinfo, COL_INFO,
"[Malformed: Unknown Message Type [0x%04x]", msg_type);
expert_add_info_format(pinfo, mti, &ei_msg_type_invalid,
"Unknown SASP Message Type: 0x%4x", msg_type);
break;
}
return tvb_reported_length(tvb);
}
static int
dissect_sasp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data)
{
tcp_dissect_pdus(tvb, pinfo, tree, sasp_desegment, SASP_MIN_PACKET_LEN, get_sasp_pdu_len,
dissect_sasp_pdu, data);
return tvb_reported_length(tvb);
}
static void dissect_reg_req(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *reg_req_data;
guint16 gmd_cnt, i;
reg_req_data = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_reg_req_sz, NULL, "Reg Request");
/* Reg Req Size */
proto_tree_add_item(reg_req_data, hf_sasp_reg_req_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Reg Req LB Flag */
proto_tree_add_item(reg_req_data, hf_reg_req_lbflag, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
gmd_cnt = tvb_get_ntohs(tvb, offset);
/* Group MEM Data Count */
proto_tree_add_item(reg_req_data, hf_sasp_gmd_cnt, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
for (i=0; i<gmd_cnt; i++)
offset = dissect_grp_memdatacomp(tvb, reg_req_data, offset);
}
static void dissect_reg_rep(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *reg_rep_tree;
reg_rep_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1 , ett_sasp_reg_rep, NULL, "Reg Reply");
/* Size */
proto_tree_add_item(reg_rep_tree, hf_sasp_reg_rep_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Response Code */
proto_tree_add_item(reg_rep_tree, hf_sasp_reg_rep_rcode, tvb, offset, 1, ENC_BIG_ENDIAN);
}
static void dissect_dereg_req(tvbuff_t *tvb, packet_info *pinfo, proto_tree *pay_load, guint32 offset)
{
/*proto_item *dereg_req_reason_flag;*/
/*proto_tree *dereg_req_reason_flag_tree;*/
guint16 gmd_cnt, i;
proto_tree *dereg_req_data;
guint8 reason_flag;
static gboolean first_flag = TRUE;
wmem_strbuf_t *reasonflags_strbuf = wmem_strbuf_create(pinfo->pool);
static const gchar *fstr[] = {"No Reason", "Learned & Purposeful" };
dereg_req_data = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_dereg_req_sz, NULL, "DeReg Request");
/* Size */
proto_tree_add_item(dereg_req_data, hf_sasp_dereg_req_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* LB Flag */
proto_tree_add_item(dereg_req_data, hf_dereg_req_lbflag, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
/* Reason */
wmem_strbuf_truncate(reasonflags_strbuf, 0);
reason_flag = tvb_get_guint8(tvb, offset);
if ((reason_flag & SASP_DEREG_REQ_REASON_LEARNED) == 0)
wmem_strbuf_append_printf(reasonflags_strbuf, "%s%s", first_flag ? "" : ", ", fstr[0]);
else
wmem_strbuf_append_printf(reasonflags_strbuf, "%s%s", first_flag ? "" : ", ", fstr[1]);
first_flag = FALSE;
/*dereg_req_reason_flag =*/
proto_tree_add_uint_format(dereg_req_data, hf_dereg_req_reason_flag, tvb,
offset, 1, reason_flag, "Reason: 0x%02x (%s)", reason_flag,
wmem_strbuf_get_str(reasonflags_strbuf));
#if 0 /* XXX: ToDo?? Flags to be displayed under a subtree ? */
dereg_req_reason_flag_tree = proto_item_add_subtree(dereg_req_reason_flag, ett_dereg_req_reason_flag);
#endif
offset += 1;
gmd_cnt = tvb_get_ntohs(tvb, offset);
/* Group Mem Data Count */
proto_tree_add_item(dereg_req_data, hf_sasp_gmd_cnt, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/*Group Mem Data */
for (i=0; i<gmd_cnt; i++)
offset = dissect_grp_memdatacomp(tvb, dereg_req_data, offset);
}
static void dissect_dereg_rep(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *dereg_rep_tree;
dereg_rep_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_dereg_rep, NULL, "Dereg Reply");
/* Size */
proto_tree_add_item(dereg_rep_tree, hf_sasp_dereg_rep_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Return Code */
proto_tree_add_item(dereg_rep_tree, hf_sasp_dereg_rep_rcode, tvb, offset, 1, ENC_BIG_ENDIAN);
}
static void dissect_sendwt(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *sendwt_tree;
guint16 gwed_cnt, i;
sendwt_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_sendwt, NULL, "Send Weight");
/* Size */
proto_tree_add_item(sendwt_tree, hf_sasp_sendwt_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
gwed_cnt = tvb_get_ntohs(tvb, offset);
/* Group Wt Entry Data Count */
proto_tree_add_item(sendwt_tree, hf_sasp_sendwt_gwedcnt, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
for (i=0; i<gwed_cnt; i++)
offset = dissect_grp_wt_entry_datacomp(tvb, sendwt_tree, offset);
}
static void dissect_setmemstate_req(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *setmemstate_req_data;
guint16 gmsd_cnt, i;
setmemstate_req_data = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_setmemstate_req, NULL, "Set Mem State Request");
/* Size */
proto_tree_add_item(setmemstate_req_data, hf_sasp_setmemstate_req_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/*LB Flag*/
proto_tree_add_item(setmemstate_req_data, hf_setmemstate_req_lbflag, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
/*Group Data Count*/
gmsd_cnt = tvb_get_ntohs(tvb, offset);
proto_tree_add_item(setmemstate_req_data, hf_sasp_setmemstate_req_gmsd_cnt, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
for (i=0; i<gmsd_cnt; i++)
offset = dissect_grp_memstatedatacomp(tvb, setmemstate_req_data, offset);
}
static void dissect_setmemstate_rep(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *setmemstate_rep_tree;
setmemstate_rep_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_setmemstate_rep, NULL, "Set Mem State Reply");
/* Size */
proto_tree_add_item(setmemstate_rep_tree, hf_sasp_setmemstate_rep_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Response Code */
proto_tree_add_item(setmemstate_rep_tree, hf_sasp_setmemstate_rep_rcode, tvb, offset, 1, ENC_BIG_ENDIAN);
}
static guint32 dissect_memdatacomp(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset, proto_tree **mdct_p)
{
proto_item *memdatacomp;
proto_tree *memdatacomp_tree;
guint8 lab_len;
const gchar *ip_str;
ws_in6_addr ipv6_address;
tvb_get_ipv6(tvb, offset+7, &ipv6_address);
ip_str = tvb_ip6_to_str(wmem_packet_scope(), tvb, offset+7);
lab_len = tvb_get_guint8(tvb, offset+23);
memdatacomp = proto_tree_add_ipv6_format(pay_load, hf_sasp_memdatacomp_ip,
tvb, offset, 24+lab_len, &ipv6_address,
"Member Data Comp (%s)", ip_str);
memdatacomp_tree = proto_item_add_subtree(memdatacomp, ett_sasp_memdatacomp);
/* Message Type */
proto_tree_add_item(memdatacomp_tree, hf_sasp_memdatacomp_type, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Size */
proto_tree_add_item(memdatacomp_tree, hf_sasp_memdatacomp_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Protocol */
proto_tree_add_item(memdatacomp_tree, hf_sasp_memdatacomp_protocol, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
/* Port */
proto_tree_add_item(memdatacomp_tree, hf_sasp_memdatacomp_port, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/*Ip*/
proto_tree_add_item(memdatacomp_tree, hf_sasp_memdatacomp_ip, tvb, offset, 16, ENC_NA);
offset += 16;
/*Label Len*/
proto_tree_add_item(memdatacomp_tree, hf_sasp_memdatacomp_lab_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
/*Label*/
proto_tree_add_item(memdatacomp_tree, hf_sasp_memdatacomp_label, tvb, offset, lab_len, ENC_ASCII);
offset += lab_len;
if (mdct_p != NULL)
*mdct_p = memdatacomp_tree;
return offset;
}
static guint32 dissect_grpdatacomp(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *grpdatacomp_tree;
guint8 LB_uid_len;
guint8 grp_name_len;
grpdatacomp_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_grpdatacomp, NULL, "Group Data Component");
/*Type*/
proto_tree_add_item(grpdatacomp_tree, hf_sasp_grpdatacomp, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/*Size*/
proto_tree_add_item(grpdatacomp_tree, hf_sasp_grpdatacomp_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
LB_uid_len = tvb_get_guint8(tvb, offset);
/* LB UID Len*/
proto_tree_add_item(grpdatacomp_tree, hf_sasp_grpdatacomp_LB_uid_len,
tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(grpdatacomp_tree, hf_sasp_grpdatacomp_LB_uid,
tvb, offset, LB_uid_len, ENC_ASCII);
offset += (guint8)LB_uid_len;
grp_name_len = tvb_get_guint8(tvb, offset);
/*Group Name Len */
proto_tree_add_item(grpdatacomp_tree, hf_sasp_grpdatacomp_grp_name_len,
tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
/*Group Name*/
proto_tree_add_item(grpdatacomp_tree, hf_sasp_grpdatacomp_grp_name,
tvb, offset, grp_name_len, ENC_ASCII);
offset += grp_name_len;
return offset;
}
static guint32 dissect_grp_memdatacomp(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *grp_memdatacomp_tree;
guint16 mem_cnt;
guint16 i;
grp_memdatacomp_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_grp_memdatacomp, NULL, "Group Of Member Data");
/* Group MEM Data */
proto_tree_add_item(grp_memdatacomp_tree, hf_sasp_grp_memdatacomp, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Group MEM Data Size*/
proto_tree_add_item(grp_memdatacomp_tree, hf_sasp_grp_memdatacomp_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
mem_cnt = tvb_get_ntohs(tvb, offset);
/* Group MEM Data Count*/
proto_tree_add_item(grp_memdatacomp_tree, hf_sasp_grp_memdatacomp_cnt, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
offset = dissect_grpdatacomp(tvb, grp_memdatacomp_tree, offset);
/* array of memdata */
for (i=0; i<mem_cnt; i++)
offset = dissect_memdatacomp(tvb, grp_memdatacomp_tree, offset, NULL);
return offset;
}
static void dissect_wt_req(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *get_wt_tree;
guint16 gd_cnt, i;
get_wt_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_getwt, NULL, "Get Wt Req");
/* Size */
proto_tree_add_item(get_wt_tree, hf_sasp_wt_req_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
gd_cnt = tvb_get_ntohs(tvb, offset);
/* Group Data Count */
proto_tree_add_item(get_wt_tree, hf_sasp_wt_req_gd_cnt, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
for (i=0; i<gd_cnt; i++)
offset = dissect_grpdatacomp(tvb, get_wt_tree, offset);
}
static void dissect_wt_rep(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *wt_rep_tree;
guint16 gwed_cnt, i;
wt_rep_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_wt_rep, NULL, "Get Weights Reply");
/* Size */
proto_tree_add_item(wt_rep_tree, hf_sasp_wt_rep_sz, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Response Code */
proto_tree_add_item(wt_rep_tree, hf_sasp_wt_rep_rcode, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
/* Interval */
proto_tree_add_item(wt_rep_tree, hf_sasp_wt_rep_interval, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
gwed_cnt = tvb_get_ntohs(tvb, offset);
/* Count of Group of Wt Entry Data */
proto_tree_add_item(wt_rep_tree, hf_sasp_wt_rep_gwed_cnt, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
for (i=0; i<gwed_cnt; i++)
offset = dissect_grp_wt_entry_datacomp(tvb, wt_rep_tree, offset);
}
static void dissect_setlbstate_req(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
guint8 LB_uid_len;
static int * const lbflags[] = {
&hf_sasp_pushflag,
&hf_sasp_trustflag,
&hf_sasp_nochangeflag,
NULL
};
proto_tree *setlbstate_req_tree;
setlbstate_req_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_setlbstate_req, NULL, "Set LB State Req");
/* Size*/
proto_tree_add_item(setlbstate_req_tree, hf_sasp_setlbstate_req_sz,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
LB_uid_len = tvb_get_guint8(tvb, offset);
/* LB UID Len */
proto_tree_add_item(setlbstate_req_tree, hf_sasp_setlbstate_req_LB_uid_len,
tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
/*LB UID*/
proto_tree_add_item(setlbstate_req_tree, hf_sasp_setlbstate_req_LB_uid,
tvb, offset, LB_uid_len, ENC_ASCII);
offset += (guint8)LB_uid_len;
/*LB Health*/
proto_tree_add_item(setlbstate_req_tree, hf_sasp_setlbstate_req_LB_health,
tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_bitmask_text(setlbstate_req_tree, tvb, offset, 1, "LB Flags:", NULL,
ett_setlbstate_req_lbflag, lbflags, ENC_BIG_ENDIAN, 0);
}
static void dissect_setlbstate_rep(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *setlbstate_rep_tree;
setlbstate_rep_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_setlbstate_rep, NULL, "Set LB State Rep");
/* Size */
proto_tree_add_item(setlbstate_rep_tree, hf_sasp_setlbstate_rep_sz,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Response Code */
proto_tree_add_item(setlbstate_rep_tree, hf_sasp_setlbstate_rep_rcode,
tvb, offset, 1, ENC_BIG_ENDIAN);
}
static guint32 dissect_grp_memstatedatacomp(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *grp_memstatedatacomp_tree;
guint16 mem_cnt;
guint16 i;
grp_memstatedatacomp_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1,
ett_sasp_grp_memstatedatacomp, NULL, "Group Mem State Comp");
/* Type */
proto_tree_add_item(grp_memstatedatacomp_tree, hf_sasp_grp_memstatedatacomp,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Size */
proto_tree_add_item(grp_memstatedatacomp_tree, hf_sasp_grp_memstatedatacomp_sz,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
mem_cnt = tvb_get_ntohs(tvb, offset);
/* Count */
proto_tree_add_item(grp_memstatedatacomp_tree, hf_sasp_grp_memstatedatacomp_cnt,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Group Data TLV */
offset = dissect_grpdatacomp(tvb, grp_memstatedatacomp_tree, offset);
/* Array of Mem State Data */
for (i=0; i<mem_cnt; i++)
offset = dissect_memstatedatacomp(tvb, grp_memstatedatacomp_tree, offset);
return offset;
}
static guint32 dissect_memstatedatacomp(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *memstatedatacomp_tree;
proto_tree *memdatacomp_tree;
offset = dissect_memdatacomp(tvb, pay_load, offset, &memdatacomp_tree);
memstatedatacomp_tree = proto_tree_add_subtree(memdatacomp_tree, tvb, offset, -1, ett_sasp_memstatedatacomp, NULL, "Member State Data");
/* Type */
proto_tree_add_item(memstatedatacomp_tree, hf_sasp_memstatedatacomp_instance,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Size */
proto_tree_add_item(memstatedatacomp_tree, hf_sasp_memstatedatacomp_sz,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* State */
proto_tree_add_item(memstatedatacomp_tree, hf_sasp_memstatedatacomp_state,
tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
/* Quiesce flag*/
proto_tree_add_item(memstatedatacomp_tree, hf_sasp_memstatedatacomp_quiesce_flag,
tvb, offset, 1, ENC_NA);
offset += 1;
return offset;
}
static guint32 dissect_weight_entry_data_comp(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *weight_entry_data_comp_tree;
static int * const wtflags[] = {
&hf_sasp_wed_contactsuccess_flag,
&hf_sasp_wed_quiesce_flag,
&hf_sasp_wed_registration_flag,
&hf_sasp_wed_confident_flag,
NULL
};
offset = dissect_memdatacomp(tvb, pay_load, offset, NULL);
weight_entry_data_comp_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1,
ett_sasp_weight_entry_data_comp, NULL, "Weight Entry Data");
/* Type */
proto_tree_add_item(weight_entry_data_comp_tree, hf_sasp_weight_entry_data_comp_type,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Size */
proto_tree_add_item(weight_entry_data_comp_tree, hf_sasp_weight_entry_data_comp_sz,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(weight_entry_data_comp_tree, hf_sasp_weight_entry_data_comp_state,
tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_bitmask_text(weight_entry_data_comp_tree, tvb, offset, 1, "Flags:", NULL,
ett_wt_entry_data_flag, wtflags, ENC_BIG_ENDIAN, 0);
offset += 1;
/* Weight */
proto_tree_add_item(weight_entry_data_comp_tree, hf_sasp_weight_entry_data_comp_weight,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
return offset;
}
static guint32 dissect_grp_wt_entry_datacomp(tvbuff_t *tvb, proto_tree *pay_load, guint32 offset)
{
proto_tree *grp_wt_entry_datacomp_tree;
guint16 wt_entry_cnt;
guint16 i;
grp_wt_entry_datacomp_tree = proto_tree_add_subtree(pay_load, tvb, offset, -1, ett_sasp_grp_wt_entry_datacomp, NULL, "Group of Wt Entry Data");
/* Type */
proto_tree_add_item(grp_wt_entry_datacomp_tree, hf_sasp_grp_wt_entry_datacomp_type,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Size */
proto_tree_add_item(grp_wt_entry_datacomp_tree, hf_sasp_grp_wt_entry_datacomp_sz,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
wt_entry_cnt = tvb_get_ntohs(tvb, offset);
/* Wt Entry Count*/
proto_tree_add_item(grp_wt_entry_datacomp_tree, hf_sasp_grp_wt_entry_datacomp_cnt,
tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
/* Group Data */
offset = dissect_grpdatacomp(tvb, grp_wt_entry_datacomp_tree, offset);
/* Member Data */
for (i=0; i<wt_entry_cnt; i++)
offset = dissect_weight_entry_data_comp(tvb, grp_wt_entry_datacomp_tree, offset);
return offset;
}
/* sasp protocol register */
void proto_register_sasp(void)
{
static hf_register_info hf[] = {
/*SASP Header */
{ &hf_sasp_type,
{ "Type", "sasp.msg.type",
FT_UINT16, BASE_HEX, NULL, 0x0,
"SASP Header", HFILL }
},
{ &hf_sasp_length,
{ "Length", "sasp.header.Len",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Header Length", HFILL }
},
{ &hf_sasp_vrsn,
{ "Version", "sasp.version",
FT_UINT8, BASE_DEC, NULL, 0x0,
"SASP Version", HFILL }
},
{ &hf_msg_len,
{ "Message Len", "sasp.msg.len",
FT_UINT32, BASE_DEC, NULL, 0x0,
"SASP Msg Len", HFILL }
},
{ &hf_msg_id,
{ "Message Id", "sasp.msg.id",
FT_UINT32, BASE_DEC, NULL, 0x0,
"SASP Msg Id", HFILL }
},
/*Message Type*/
{ &hf_msg_type,
{ "Message Type", "sasp.msg.type",
FT_UINT16, BASE_HEX|BASE_EXT_STRING, &msg_table_ext, 0x0,
"SASP Msg Type", HFILL }
},
/*Reg Request*/
{ &hf_sasp_reg_req_sz,
{ "Reg Req-Size", "sasp.reg-req.size",
FT_UINT32, BASE_DEC, NULL, 0x0,
"SASP Reg Req Size", HFILL }
},
{ &hf_reg_req_lbflag,
{ "Reg Req-LB Flag", "sasp.reg-req.lbflag",
FT_BOOLEAN, BASE_NONE, NULL, 0x0,
"SASP Reg Req LB Flag", HFILL } },
{ &hf_sasp_gmd_cnt,
{ "Grp Mem Data-Count", "sasp.grp-mem-data.count",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Grp Mem Data Count", HFILL } },
/* Reg Reply */
{ &hf_sasp_reg_rep_sz,
{ "Reg Reply-Size", "sasp.reg-rep.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Reg Reply size", HFILL } },
{ &hf_sasp_reg_rep_rcode,
{ "Reg Reply-Return Code", "sasp.reg-rep.retcode",
FT_UINT8, BASE_HEX, VALS(reg_reply_response_code), 0x0,
"SASP Reg Rep Return Code", HFILL } },
/* Dereg Req */
{ &hf_sasp_dereg_req_sz,
{ "Dereg Req-Size", "sasp.dereg-req.size",
FT_UINT32, BASE_DEC, NULL, 0x0,
"SASP Dereg Req Size", HFILL } },
{ &hf_dereg_req_lbflag,
{ "Dereg Req-LB Flag", "sasp.dereg-req.lbflag",
FT_BOOLEAN, BASE_NONE, NULL, 0x0,
"SASP Dereg Req LB Flag", HFILL } },
{ &hf_dereg_req_reason_flag,
{ "Reason Flags", "sasp.flags.reason",
FT_UINT8, BASE_HEX, NULL, 0x0,
NULL, HFILL } },
#if 0
{ &hf_dereg_req_reason,
{ "Dereg Req-Reason", "sasp.dereg-req.reason",
FT_UINT8, BASE_HEX, NULL, 0x0,
"SASP Dereg Req Reason", HFILL } },
#endif
/* Dereg Rep */
{ &hf_sasp_dereg_rep_sz,
{ "Dereg Rep-Size", "sasp.dereg-rep.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Dereg Rep Size", HFILL } },
{ &hf_sasp_dereg_rep_rcode,
{ "Dereg Rep-Return Code", "sasp.dereg-rep.retcode",
FT_UINT8, BASE_HEX, VALS(dereg_reply_response_code), 0x0,
"SASP Dereg Rep Return Code", HFILL } },
/* Send weight */
{ &hf_sasp_sendwt_sz,
{ "Sendwt-Size", "sasp.sendwt.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Sendwt-Size", HFILL } },
{ &hf_sasp_sendwt_gwedcnt,
{ "Sendwt-Grp Wt EntryData Count", "sasp.sendwt-grp-wtentrydata.count",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Sendwt Grp Wt Entry Data Count", HFILL } },
/*Set Mem State Req*/
{ &hf_sasp_setmemstate_req_sz,
{ "Set Memstate Req-Size", "sasp.setmemstate-req.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Set Memstate Req Size", HFILL } },
{ &hf_setmemstate_req_lbflag,
{ "Set Memstate Req-LB Flag", "sasp.setmemstate-req.lbflag",
FT_BOOLEAN, BASE_NONE, NULL, 0x0,
"SASP Set Memstate Req LB Flag", HFILL } },
{ &hf_sasp_setmemstate_req_gmsd_cnt,
{ "Set Memstate Req-Gmsd Count", "sasp.group-memstate.count",
FT_UINT16, BASE_DEC, NULL, 0x0,
"Group Of Member State Data Count", HFILL } },
/* Set Mem State Reply */
#if 0
{ &hf_sasp_setmemstate_rep,
{ "Set Memstate Reply", "sasp.setmemstate-rep",
FT_UINT32, BASE_HEX, NULL, 0x0,
"SASP Set Memstate Reply", HFILL } },
#endif
{ &hf_sasp_setmemstate_rep_sz,
{ "Set Memstate Rep-Size", "sasp.setmemstate-rep.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Set Memstate Rep Size", HFILL } },
{ &hf_sasp_setmemstate_rep_rcode,
{ "Set Memstate Rep-Return Code", "sasp.setmemstate-rep.retcode",
FT_UINT8, BASE_HEX, VALS(set_mem_state_reply_response_code), 0x0,
"SASP Set Memstate Rep Return Code", HFILL } },
/*Mem Data Component*/
{ &hf_sasp_memdatacomp_type,
{ "Message Type", "sasp.msg.type",
FT_UINT16, BASE_HEX|BASE_EXT_STRING, &msg_table_ext, 0x0,
"SASP Mem Data Comp", HFILL } },
{ &hf_sasp_memdatacomp_sz,
{ "Mem Data Comp-Size", "sasp.memdatacomp.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Mem Data Comp Size", HFILL } },
{ &hf_sasp_memdatacomp_protocol,
{ "Mem Data Comp-Protocol", "sasp.memdatacomp.protocol",
FT_UINT8, BASE_HEX, VALS(protocol_table), 0x0,
"SASP Mem Data Comp Protocol", HFILL } },
{ &hf_sasp_memdatacomp_port,
{ "Mem Data Comp-Port", "sasp.memdatacomp.port",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Mem Data Comp Port", HFILL } },
{ &hf_sasp_memdatacomp_ip,
{ "Mem Data Comp-Ip", "sasp.memdatacomp.ip",
FT_IPv6, BASE_NONE, NULL, 0x0,
"SASP Mem Data Comp Ip", HFILL } },
{ &hf_sasp_memdatacomp_lab_len,
{ "Mem Data Comp-Label Len", "sasp.memdatacomp.label.len",
FT_UINT8, BASE_DEC, NULL, 0x0,
"SASP Mem Data Comp Label Length", HFILL } },
{ &hf_sasp_memdatacomp_label,
{ "Mem Data Comp-Label", "sasp.memdatacomp.label",
FT_STRING, BASE_NONE, NULL, 0x0,
"SASP Mem Data Comp Label", HFILL } },
/*Get Weight Request*/
{ &hf_sasp_wt_req_sz,
{ "Get Wt Req-Size", "sasp.getwt.req.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Get Wt Req Size", HFILL } },
{ &hf_sasp_wt_req_gd_cnt,
{ "Get Wt Req-Grp Data Count", "sasp.getwt-req-grpdata.count",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Get Wt Grp Data Count", HFILL } },
/*Get Weight Reply*/
{ &hf_sasp_wt_rep_sz,
{ "Get Wt Rep-Size", "sasp.getwt.rep.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Get Wt Rep Size", HFILL } },
{ &hf_sasp_wt_rep_rcode,
{ "Get Wt Rep-Return Code", "sasp.getwt-rep.retcode",
FT_UINT8, BASE_HEX, VALS(get_weights_reply_response_code), 0x0,
"SASP Get Wt Rep Return Code", HFILL } },
{ &hf_sasp_wt_rep_interval,
{ "Get Wt Rep-Interval", "sasp.getwt-rep.interval",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Get Wt Rep Interval", HFILL } },
{ &hf_sasp_wt_rep_gwed_cnt,
{ "Get Wt Rep-Grp WtEntry Data Cnt", "sasp.getwt-rep-grpwtentrydata.count",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Get Wt Rep Grp Wt Entry Data Cnt", HFILL } },
/*Set LB State Rep */
#if 0
{ &hf_sasp_setlbstate_rep,
{ "Set Lbstate Rep", "sasp.msg.type",
FT_UINT32, BASE_HEX, NULL, 0x0,
"SASP Set Lbstate Rep", HFILL } },
#endif
{ &hf_sasp_setlbstate_rep_sz,
{ "Set Lbstate Rep-Size", "sasp.setlbstate-rep.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Set Lbstate Rep Size", HFILL } },
{ &hf_sasp_setlbstate_rep_rcode,
{ "Set Lbstate Rep-Return Code", "sasp.setlbstate-rep.retcode",
FT_UINT8, BASE_HEX, VALS(set_lb_state_reply_response_code), 0x0,
"SASP Set Lbstate Rep Return Code", HFILL } },
/*grp data comp */
{ &hf_sasp_grpdatacomp,
{ "Message Type", "sasp.msg.type",
FT_UINT16, BASE_HEX|BASE_EXT_STRING, &msg_table_ext, 0x0,
"SASP Grp Data Comp", HFILL } },
{ &hf_sasp_grpdatacomp_sz,
{ "Grp Data Comp-Size", "sasp.grpdatacomp.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Grp Data Comp size", HFILL } },
{ &hf_sasp_grpdatacomp_LB_uid_len,
{ "Grp Data Comp-Label UID Len", "sasp.grpdatacomp.label.uid.len",
FT_UINT8, BASE_DEC, NULL, 0x0,
"SASP Grp Data Comp Label Uid Len", HFILL } },
{ &hf_sasp_grpdatacomp_LB_uid,
{ "Grp Data Comp-Label UID", "sasp.grpdatacomp.label.uid",
FT_STRING, BASE_NONE, NULL, 0x0,
"SASP Grp Data Comp Label Uid", HFILL } },
{ &hf_sasp_grpdatacomp_grp_name_len,
{ "Grp Data Comp-Grp Name Len", "sasp.grpdatacomp.grpname.len",
FT_UINT8, BASE_DEC, NULL, 0x0,
"SASP Grp Data Comp Grp Name Len", HFILL } },
{ &hf_sasp_grpdatacomp_grp_name,
{ "Grp Data Comp-Grp Name", "sasp.grpdatacomp.grpname",
FT_STRING, BASE_NONE, NULL, 0x0,
"SASP Grp Data Comp Grp Name", HFILL } },
/*grp mem data comp */
{ &hf_sasp_grp_memdatacomp,
{ "Message Type", "sasp.msg.type",
FT_UINT16, BASE_HEX|BASE_EXT_STRING, &msg_table_ext, 0x0,
"SASP Grp Mem Data Comp", HFILL } },
{ &hf_sasp_grp_memdatacomp_sz,
{ "Grp Mem Data Comp-Size", "sasp.grp-memdatacomp.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Grp Mem Data Comp Size", HFILL } },
{ &hf_sasp_grp_memdatacomp_cnt,
{ "Grp Mem Data Comp-Count", "sasp.grp.memdatacomp.count",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Grp Mem Data Comp Cnt", HFILL } },
/*set LB state req*/
{ &hf_sasp_setlbstate_req_sz,
{ "Set LB State Req-Size", "sasp.setlbstate-req.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Set LB State Req Size", HFILL } },
{ &hf_sasp_setlbstate_req_LB_uid_len,
{ "Set LB State Req-LB UID Len", "sasp.setlbstate-req.lbuid.len",
FT_UINT8, BASE_DEC, NULL, 0x0,
"SASP Set LB State Req LB Uid Len", HFILL } },
{ &hf_sasp_setlbstate_req_LB_uid,
{ "Set LB State Req-LB UID", "sasp.setlbstate-req.lbuid",
FT_STRING, BASE_NONE, NULL, 0x0,
"SASP Set LB State Req LB UID", HFILL } },
{ &hf_sasp_setlbstate_req_LB_health,
{ "Set LB State Req-LB Health", "sasp.setlbstate-req.lbhealth",
FT_UINT8, BASE_HEX, VALS(lbstate_healthtable), 0x0,
"SASP Set LB State Req LB Health", HFILL } },
#if 0
{ &hf_lbstate_flag,
{ "Flags", "sasp.flags.lbstate",
FT_UINT8, BASE_HEX, NULL, 0x0,
NULL, HFILL } },
#endif
{ &hf_sasp_pushflag,
{ "PUSH", "sasp.flags.push",
FT_BOOLEAN, 8, NULL, SASP_PUSH_FLAG,
"SASP Push Flag", HFILL } },
{ &hf_sasp_trustflag,
{ "TRUST", "sasp.flags.trust",
FT_BOOLEAN, 8, NULL, SASP_TRUST_FLAG,
"SASP Trust Flag", HFILL } },
{ &hf_sasp_nochangeflag,
{ "NOCHANGE", "sasp.flags.nochange",
FT_BOOLEAN, 8, NULL, SASP_NOCHANGE_FLAG,
"SASP Nochange Flag", HFILL } },
/*grp mem state data comp */
{ &hf_sasp_grp_memstatedatacomp,
{ "Message Type", "sasp.msg.type",
FT_UINT16, BASE_HEX|BASE_EXT_STRING, &msg_table_ext, 0x0,
"SASP Message Type", HFILL } },
{ &hf_sasp_grp_memstatedatacomp_sz,
{ "Grp Mem State-Size", "sasp.grp.memstate.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Grp Mem State Data Comp Size", HFILL } },
{ &hf_sasp_grp_memstatedatacomp_cnt,
{ "Grp Mem State-Count", "sasp.grp.memstate.count",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Grp Mem State Data Comp Count", HFILL } },
/*mem state instance */
{ &hf_sasp_memstatedatacomp_instance,
{ "Message Type", "sasp.msg.type",
FT_UINT16, BASE_HEX|BASE_EXT_STRING, &msg_table_ext, 0x0,
"SASP Message Type", HFILL } },
{ &hf_sasp_memstatedatacomp_sz,
{ "Mem State-Size", "sasp.memstate.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Mem State Data Comp Size", HFILL } },
{ &hf_sasp_memstatedatacomp_state,
{ "Mem State-State", "sasp.memstate.state",
FT_UINT8, BASE_HEX, NULL, 0x0,
"SASP Mem State Data Comp State", HFILL } },
{ &hf_sasp_memstatedatacomp_quiesce_flag,
{ "Mem State-Quiesce Flag", "sasp.flags.quiesce",
FT_BOOLEAN, 8, NULL, SASP_QUIESCE_FLAG,
"SASP Quiesce Flag", HFILL } },
/*weight entry data comp*/
{ &hf_sasp_weight_entry_data_comp_type,
{ "Wt Entry Data Comp", "sasp.msg.type",
FT_UINT16, BASE_HEX|BASE_EXT_STRING, &msg_table_ext, 0x0,
"SASP Wt Entry Data Comp", HFILL } },
{ &hf_sasp_weight_entry_data_comp_sz,
{ "Wt Entry Data Comp-Size", "sasp.wtentry.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Wt Entry Data Comp Size", HFILL } },
{ &hf_sasp_weight_entry_data_comp_state,
{ "Wt Entry Data Comp-state", "sasp.wtentry.state",
FT_UINT8, BASE_HEX, NULL, 0x0,
"SASP Wt Entry Data Comp State", HFILL } },
#if 0
{ &hf_wtstate_flag,
{ "Flags", "sasp.flags.wtstate",
FT_UINT8, BASE_HEX, NULL, 0x0,
NULL, HFILL } },
#endif
{ &hf_sasp_wed_contactsuccess_flag,
{ "Contact Success", "sasp.flags.contactsuccess",
FT_BOOLEAN, 8, NULL, SASP_WED_CONTACT_SUCCESS_FLAG,
"SASP Contact Success Flag", HFILL } },
{ &hf_sasp_wed_quiesce_flag,
{ "Quiesce", "sasp.flags.quiesce",
FT_BOOLEAN, 8, NULL, SASP_WED_QUIESCE_FLAG,
"SASP Quiesce Flag", HFILL } },
{ &hf_sasp_wed_registration_flag,
{ "Registration", "sasp.flags.registration",
FT_BOOLEAN, 8, NULL, SASP_WED_REG_FLAG,
"SASP Registration Flag", HFILL } },
{ &hf_sasp_wed_confident_flag,
{ "Confident", "sasp.flags.confident",
FT_BOOLEAN, 8, NULL, SASP_WED_CONF_FLAG,
"SASP Confident Flag", HFILL } },
{ &hf_sasp_weight_entry_data_comp_weight,
{ "Wt Entry Data Comp-weight", "sasp.wtentrydatacomp.weight",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Wt Entry Data Comp weight", HFILL } },
/*grp wt entry data comp */
{ &hf_sasp_grp_wt_entry_datacomp_type,
{ "Grp Wt Entry Data Comp", "sasp.msg.type",
FT_UINT16, BASE_HEX|BASE_EXT_STRING, &msg_table_ext, 0x0,
"SASP Grp Wt Entry Data Comp", HFILL } },
{ &hf_sasp_grp_wt_entry_datacomp_sz,
{ "Grp Wt Entry Data Comp Size", "sasp.grp-wtentrydata.size",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Grp Wt Entry Data Comp Size", HFILL } },
{ &hf_sasp_grp_wt_entry_datacomp_cnt,
{ "Grp Wt Entry Data Comp Cnt", "sasp.grp-wtentrydata.count",
FT_UINT16, BASE_DEC, NULL, 0x0,
"SASP Grp Wt Entry Data Comp Cnt", HFILL } }
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_sasp_data,
&ett_sasp_header,
&ett_sasp_msg,
&ett_sasp_payload,
&ett_sasp_reg_req,
&ett_sasp_reg_rep,
&ett_sasp_reg_req_sz,
&ett_sasp_dereg_req_sz,
&ett_sasp_dereg_rep,
&ett_sasp_sendwt,
&ett_sasp_setmemstate_req,
&ett_sasp_setmemstate_rep,
&ett_sasp_memdatacomp,
&ett_sasp_grpdatacomp,
&ett_sasp_grp_memdatacomp,
&ett_sasp_setlbstate_req,
&ett_sasp_setlbstate_rep,
&ett_sasp_getwt,
&ett_setlbstate_req_lbflag,
&ett_sasp_grp_memstatedatacomp,
&ett_sasp_memstatedatacomp,
/* &ett_dereg_req_reason_flag, */
&ett_sasp_grp_wt_entry_datacomp,
&ett_sasp_weight_entry_data_comp,
&ett_wt_entry_data_flag,
&ett_sasp_wt_rep
};
static ei_register_info ei[] = {
{ &ei_msg_type_invalid, { "sasp.msg.type.invalid", PI_PROTOCOL, PI_WARN, "Invalid Type", EXPFILL }}
};
module_t *sasp_module;
expert_module_t* expert_sasp;
proto_sasp = proto_register_protocol("Server/Application State Protocol", "SASP", "sasp");
sasp_handle = register_dissector("sasp", dissect_sasp, proto_sasp);
proto_register_field_array(proto_sasp, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
expert_sasp = expert_register_protocol(proto_sasp);
expert_register_field_array(expert_sasp, ei, array_length(ei));
sasp_module = prefs_register_protocol(proto_sasp, NULL);
prefs_register_bool_preference(sasp_module, "desegment_sasp_messages",
"Reassemble SASP messages spanning multiple TCP segments",
"Whether the SASP dissector should reassemble messages"
" spanning multiple TCP segments."
" To use this option, you must also enable"
" \"Allow subdissectors to reassemble TCP streams\""
" in the TCP protocol settings.",
&sasp_desegment);
}
/* Handing off to TCP */
void
proto_reg_handoff_sasp(void)
{
dissector_add_uint_with_preference("tcp.port", SASP_GLOBAL_PORT, sasp_handle);
}
/*
* 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:
*/