SNMP: fix mixed indent (use tab)
Change-Id: I19fde26bf7d1d2b19fcb56573f6e0814d1a7b8ab Reviewed-on: https://code.wireshark.org/review/3551 Reviewed-by: Evan Huus <eapache@gmail.com>
This commit is contained in:
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@ -130,10 +130,10 @@ static const value_string auth_types[] = {
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};
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static snmp_usm_auth_model_t* auth_models[] = {&model_md5,&model_sha1};
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#define PRIV_DES 0
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#define PRIV_AES128 1
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#define PRIV_AES192 2
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#define PRIV_AES256 3
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#define PRIV_DES 0
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#define PRIV_AES128 1
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#define PRIV_AES192 2
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#define PRIV_AES256 3
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static const value_string priv_types[] = {
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{ PRIV_DES, "DES" },
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@ -291,7 +291,7 @@ static const true_false_string auth_flags = {
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/* Security Models */
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#define SNMP_SEC_ANY 0
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#define SNMP_SEC_V1 1
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#define SNMP_SEC_V1 1
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#define SNMP_SEC_V2C 2
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#define SNMP_SEC_USM 3
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@ -397,57 +397,57 @@ DateAndTime ::= TEXTUAL-CONVENTION
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Note that if only local time is known, then timezone
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information (fields 8-10) is not present."
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SYNTAX OCTET STRING (SIZE (8 | 11))
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*/
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*/
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static proto_item *
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dissect_snmp_variable_date_and_time(proto_tree *tree,int hfid, tvbuff_t *tvb, int offset, int length)
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{
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guint16 year;
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guint8 month;
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guint8 day;
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guint8 hour;
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guint8 minutes;
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guint8 seconds;
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guint8 deci_seconds;
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guint8 hour_from_utc;
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guint8 min_from_utc;
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gchar *str;
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guint16 year;
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guint8 month;
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guint8 day;
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guint8 hour;
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guint8 minutes;
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guint8 seconds;
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guint8 deci_seconds;
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guint8 hour_from_utc;
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guint8 min_from_utc;
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gchar *str;
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year = tvb_get_ntohs(tvb,offset);
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month = tvb_get_guint8(tvb,offset+2);
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day = tvb_get_guint8(tvb,offset+3);
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hour = tvb_get_guint8(tvb,offset+4);
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minutes = tvb_get_guint8(tvb,offset+5);
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seconds = tvb_get_guint8(tvb,offset+6);
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deci_seconds = tvb_get_guint8(tvb,offset+7);
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if(length > 8){
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hour_from_utc = tvb_get_guint8(tvb,offset+9);
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min_from_utc = tvb_get_guint8(tvb,offset+10);
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year = tvb_get_ntohs(tvb,offset);
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month = tvb_get_guint8(tvb,offset+2);
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day = tvb_get_guint8(tvb,offset+3);
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hour = tvb_get_guint8(tvb,offset+4);
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minutes = tvb_get_guint8(tvb,offset+5);
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seconds = tvb_get_guint8(tvb,offset+6);
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deci_seconds = tvb_get_guint8(tvb,offset+7);
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if(length > 8){
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hour_from_utc = tvb_get_guint8(tvb,offset+9);
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min_from_utc = tvb_get_guint8(tvb,offset+10);
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str = wmem_strdup_printf(wmem_packet_scope(),
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"%u-%u-%u, %u:%u:%u.%u UTC %s%u:%u",
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year,
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month,
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day,
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hour,
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minutes,
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seconds,
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deci_seconds,
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tvb_get_string_enc(wmem_packet_scope(),tvb,offset+8,1,ENC_ASCII|ENC_NA),
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hour_from_utc,
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min_from_utc);
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}else{
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str = wmem_strdup_printf(wmem_packet_scope(),
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"%u-%u-%u, %u:%u:%u.%u",
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year,
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month,
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day,
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hour,
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minutes,
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seconds,
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deci_seconds);
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}
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"%u-%u-%u, %u:%u:%u.%u UTC %s%u:%u",
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year,
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month,
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day,
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hour,
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minutes,
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seconds,
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deci_seconds,
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tvb_get_string_enc(wmem_packet_scope(),tvb,offset+8,1,ENC_ASCII|ENC_NA),
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hour_from_utc,
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min_from_utc);
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}else{
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str = wmem_strdup_printf(wmem_packet_scope(),
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"%u-%u-%u, %u:%u:%u.%u",
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year,
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month,
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day,
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hour,
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minutes,
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seconds,
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deci_seconds);
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}
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return proto_tree_add_string(tree, hfid, tvb, offset, length, str);
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return proto_tree_add_string(tree, hfid, tvb, offset, length, str);
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}
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@ -1007,7 +1007,7 @@ indexing_done:
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if((oid_info->value_type)&&(oid_info->value_type->keytype == OID_KEY_TYPE_DATE_AND_TIME)&&(value_len > 7)){
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pi_value = dissect_snmp_variable_date_and_time(pt_varbind, hfid, tvb, value_offset, value_len);
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}else{
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pi_value = proto_tree_add_item(pt_varbind,hfid,tvb,value_offset,value_len,ENC_BIG_ENDIAN);
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pi_value = proto_tree_add_item(pt_varbind,hfid,tvb,value_offset,value_len,ENC_BIG_ENDIAN);
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}
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if (format_error != BER_NO_ERROR) {
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expert_add_info(actx->pinfo, pi_value, &ei_snmp_missing_mib);
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@ -1123,125 +1123,125 @@ static const value_string snmp_engineid_cisco_type_vals[] = {
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int
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dissect_snmp_engineid(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, int offset, int len)
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{
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proto_item *item = NULL;
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guint8 conformance, format;
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guint32 enterpriseid, seconds;
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nstime_t ts;
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int len_remain = len;
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proto_item *item = NULL;
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guint8 conformance, format;
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guint32 enterpriseid, seconds;
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nstime_t ts;
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int len_remain = len;
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/* first bit: engine id conformance */
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if (len_remain<1) return offset;
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conformance = ((tvb_get_guint8(tvb, offset)>>7) & 0x01);
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proto_tree_add_item(tree, hf_snmp_engineid_conform, tvb, offset, 1, ENC_BIG_ENDIAN);
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/* first bit: engine id conformance */
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if (len_remain<1) return offset;
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conformance = ((tvb_get_guint8(tvb, offset)>>7) & 0x01);
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proto_tree_add_item(tree, hf_snmp_engineid_conform, tvb, offset, 1, ENC_BIG_ENDIAN);
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/* 4-byte enterprise number/name */
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if (len_remain<4) return offset;
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enterpriseid = tvb_get_ntohl(tvb, offset);
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if (conformance)
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enterpriseid -= 0x80000000; /* ignore first bit */
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proto_tree_add_uint(tree, hf_snmp_engineid_enterprise, tvb, offset, 4, enterpriseid);
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offset+=4;
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len_remain-=4;
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/* 4-byte enterprise number/name */
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if (len_remain<4) return offset;
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enterpriseid = tvb_get_ntohl(tvb, offset);
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if (conformance)
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enterpriseid -= 0x80000000; /* ignore first bit */
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proto_tree_add_uint(tree, hf_snmp_engineid_enterprise, tvb, offset, 4, enterpriseid);
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offset+=4;
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len_remain-=4;
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switch(conformance) {
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switch(conformance) {
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case SNMP_ENGINEID_RFC1910:
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/* 12-byte AgentID w/ 8-byte trailer */
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if (len_remain==8) {
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proto_tree_add_item(tree, hf_snmp_agentid_trailer, tvb, offset, 8, ENC_NA);
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offset+=8;
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len_remain-=8;
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} else {
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proto_tree_add_expert(tree, pinfo, &ei_snmp_rfc1910_non_conformant, tvb, offset, len_remain);
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return offset;
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}
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break;
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case SNMP_ENGINEID_RFC1910:
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/* 12-byte AgentID w/ 8-byte trailer */
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if (len_remain==8) {
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proto_tree_add_item(tree, hf_snmp_agentid_trailer, tvb, offset, 8, ENC_NA);
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offset+=8;
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len_remain-=8;
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} else {
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proto_tree_add_expert(tree, pinfo, &ei_snmp_rfc1910_non_conformant, tvb, offset, len_remain);
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return offset;
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}
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break;
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case SNMP_ENGINEID_RFC3411: /* variable length: 5..32 */
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case SNMP_ENGINEID_RFC3411: /* variable length: 5..32 */
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/* 1-byte format specifier */
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if (len_remain<1) return offset;
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format = tvb_get_guint8(tvb, offset);
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item = proto_tree_add_uint_format(tree, hf_snmp_engineid_format, tvb, offset, 1, format, "Engine ID Format: %s (%d)",
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val_to_str(format, snmp_engineid_format_vals, "Reserved/Enterprise-specific"), format);
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offset+=1;
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len_remain-=1;
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/* 1-byte format specifier */
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if (len_remain<1) return offset;
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format = tvb_get_guint8(tvb, offset);
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item = proto_tree_add_uint_format(tree, hf_snmp_engineid_format, tvb, offset, 1, format, "Engine ID Format: %s (%d)",
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val_to_str(format, snmp_engineid_format_vals, "Reserved/Enterprise-specific"), format);
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offset+=1;
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len_remain-=1;
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switch(format) {
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case SNMP_ENGINEID_FORMAT_IPV4:
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/* 4-byte IPv4 address */
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if (len_remain==4) {
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proto_tree_add_item(tree, hf_snmp_engineid_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN);
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offset+=4;
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len_remain=0;
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switch(format) {
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case SNMP_ENGINEID_FORMAT_IPV4:
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/* 4-byte IPv4 address */
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if (len_remain==4) {
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proto_tree_add_item(tree, hf_snmp_engineid_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN);
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offset+=4;
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len_remain=0;
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}
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break;
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case SNMP_ENGINEID_FORMAT_IPV6:
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/* 16-byte IPv6 address */
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if (len_remain==16) {
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proto_tree_add_item(tree, hf_snmp_engineid_ipv6, tvb, offset, 16, ENC_NA);
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offset+=16;
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len_remain=0;
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}
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break;
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case SNMP_ENGINEID_FORMAT_MACADDRESS:
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/* See: https://supportforums.cisco.com/message/3010617#3010617 for details. */
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if ((enterpriseid==9)&&(len_remain==7)) {
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proto_tree_add_item(tree, hf_snmp_engineid_cisco_type, tvb, offset, 1, ENC_BIG_ENDIAN);
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offset++;
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len_remain--;
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}
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/* 6-byte MAC address */
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if (len_remain==6) {
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proto_tree_add_item(tree, hf_snmp_engineid_mac, tvb, offset, 6, ENC_NA);
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offset+=6;
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len_remain=0;
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}
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break;
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case SNMP_ENGINEID_FORMAT_TEXT:
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/* max. 27-byte string, administratively assigned */
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if (len_remain<=27) {
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proto_tree_add_item(tree, hf_snmp_engineid_text, tvb, offset, len_remain, ENC_ASCII|ENC_NA);
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offset+=len_remain;
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len_remain=0;
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}
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break;
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case 128:
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/* most common enterprise-specific format: (ucd|net)-snmp random */
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if ((enterpriseid==2021)||(enterpriseid==8072)) {
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proto_item_append_text(item, (enterpriseid==2021) ? ": UCD-SNMP Random" : ": Net-SNMP Random");
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/* demystify: 4B random, 4B epoch seconds */
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if (len_remain==8) {
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proto_tree_add_item(tree, hf_snmp_engineid_data, tvb, offset, 4, ENC_NA);
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seconds = tvb_get_letohl(tvb, offset+4);
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ts.secs = seconds;
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ts.nsecs = 0;
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proto_tree_add_time_format_value(tree, hf_snmp_engineid_time, tvb, offset+4, 4,
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&ts, "%s",
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abs_time_secs_to_str(wmem_packet_scope(), seconds, ABSOLUTE_TIME_LOCAL, TRUE));
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offset+=8;
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len_remain=0;
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}
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break;
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}
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/* fall through */
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case SNMP_ENGINEID_FORMAT_OCTETS:
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default:
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/* max. 27 bytes, administratively assigned or unknown format */
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if (len_remain<=27) {
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proto_tree_add_item(tree, hf_snmp_engineid_data, tvb, offset, len_remain, ENC_NA);
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offset+=len_remain;
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len_remain=0;
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}
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break;
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}
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}
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break;
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case SNMP_ENGINEID_FORMAT_IPV6:
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/* 16-byte IPv6 address */
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if (len_remain==16) {
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proto_tree_add_item(tree, hf_snmp_engineid_ipv6, tvb, offset, 16, ENC_NA);
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offset+=16;
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len_remain=0;
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}
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break;
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case SNMP_ENGINEID_FORMAT_MACADDRESS:
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/* See: https://supportforums.cisco.com/message/3010617#3010617 for details. */
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if ((enterpriseid==9)&&(len_remain==7)) {
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proto_tree_add_item(tree, hf_snmp_engineid_cisco_type, tvb, offset, 1, ENC_BIG_ENDIAN);
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offset++;
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len_remain--;
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}
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/* 6-byte MAC address */
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if (len_remain==6) {
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proto_tree_add_item(tree, hf_snmp_engineid_mac, tvb, offset, 6, ENC_NA);
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offset+=6;
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len_remain=0;
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}
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break;
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case SNMP_ENGINEID_FORMAT_TEXT:
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/* max. 27-byte string, administratively assigned */
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if (len_remain<=27) {
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proto_tree_add_item(tree, hf_snmp_engineid_text, tvb, offset, len_remain, ENC_ASCII|ENC_NA);
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offset+=len_remain;
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len_remain=0;
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}
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break;
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case 128:
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/* most common enterprise-specific format: (ucd|net)-snmp random */
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if ((enterpriseid==2021)||(enterpriseid==8072)) {
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proto_item_append_text(item, (enterpriseid==2021) ? ": UCD-SNMP Random" : ": Net-SNMP Random");
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/* demystify: 4B random, 4B epoch seconds */
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if (len_remain==8) {
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proto_tree_add_item(tree, hf_snmp_engineid_data, tvb, offset, 4, ENC_NA);
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seconds = tvb_get_letohl(tvb, offset+4);
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ts.secs = seconds;
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ts.nsecs = 0;
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proto_tree_add_time_format_value(tree, hf_snmp_engineid_time, tvb, offset+4, 4,
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&ts, "%s",
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abs_time_secs_to_str(wmem_packet_scope(), seconds, ABSOLUTE_TIME_LOCAL, TRUE));
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offset+=8;
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len_remain=0;
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}
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break;
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}
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/* fall through */
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case SNMP_ENGINEID_FORMAT_OCTETS:
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default:
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/* max. 27 bytes, administratively assigned or unknown format */
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if (len_remain<=27) {
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proto_tree_add_item(tree, hf_snmp_engineid_data, tvb, offset, len_remain, ENC_NA);
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offset+=len_remain;
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len_remain=0;
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}
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break;
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}
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}
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if (len_remain>0) {
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proto_tree_add_expert(tree, pinfo, &ei_snmp_rfc3411_non_conformant, tvb, offset, len_remain);
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offset+=len_remain;
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}
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return offset;
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if (len_remain>0) {
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proto_tree_add_expert(tree, pinfo, &ei_snmp_rfc3411_non_conformant, tvb, offset, len_remain);
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offset+=len_remain;
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}
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return offset;
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}
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@ -1659,8 +1659,8 @@ static tvbuff_t*
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snmp_usm_priv_des(snmp_usm_params_t* p _U_, tvbuff_t* encryptedData _U_, gchar const** error _U_)
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{
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#ifdef HAVE_LIBGCRYPT
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gcry_error_t err;
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gcry_cipher_hd_t hd = NULL;
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gcry_error_t err;
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gcry_cipher_hd_t hd = NULL;
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guint8* cleartext;
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guint8* des_key = p->user_assoc->user.privKey.data; /* first 8 bytes */
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@ -2003,11 +2003,9 @@ dissect_snmp_pdu(tvbuff_t *tvb, int offset, packet_info *pinfo,
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next_tvb_init(&var_list);
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col_set_str(pinfo->cinfo, COL_PROTOCOL,
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proto_get_protocol_short_name(find_protocol_by_id(proto)));
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col_set_str(pinfo->cinfo, COL_PROTOCOL, proto_get_protocol_short_name(find_protocol_by_id(proto)));
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item = proto_tree_add_item(tree, proto, tvb, start_offset,
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message_length, ENC_BIG_ENDIAN);
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item = proto_tree_add_item(tree, proto, tvb, start_offset, message_length, ENC_BIG_ENDIAN);
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snmp_tree = proto_item_add_subtree(item, ett);
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switch (version) {
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||||
|
@ -2113,13 +2111,13 @@ dissect_snmp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_
|
|||
* wildcarded, and give it the SNMP dissector as a dissector.
|
||||
*/
|
||||
if (pinfo->destport == UDP_PORT_SNMP) {
|
||||
conversation = find_conversation(pinfo->fd->num, &pinfo->src, &pinfo->dst, PT_UDP,
|
||||
conversation = find_conversation(pinfo->fd->num, &pinfo->src, &pinfo->dst, PT_UDP,
|
||||
pinfo->srcport, 0, NO_PORT_B);
|
||||
if( (conversation == NULL) || (conversation->dissector_handle!=snmp_handle) ) {
|
||||
conversation = conversation_new(pinfo->fd->num, &pinfo->src, &pinfo->dst, PT_UDP,
|
||||
if( (conversation == NULL) || (conversation->dissector_handle!=snmp_handle) ) {
|
||||
conversation = conversation_new(pinfo->fd->num, &pinfo->src, &pinfo->dst, PT_UDP,
|
||||
pinfo->srcport, 0, NO_PORT2);
|
||||
conversation_set_dissector(conversation, snmp_handle);
|
||||
}
|
||||
conversation_set_dissector(conversation, snmp_handle);
|
||||
}
|
||||
}
|
||||
|
||||
return dissect_snmp_pdu(tvb, 0, pinfo, tree, proto_snmp, ett_snmp, FALSE);
|
||||
|
@ -2132,8 +2130,7 @@ dissect_snmp_tcp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
|
|||
guint message_len;
|
||||
|
||||
while (tvb_reported_length_remaining(tvb, offset) > 0) {
|
||||
message_len = dissect_snmp_pdu(tvb, 0, pinfo, tree,
|
||||
proto_snmp, ett_snmp, TRUE);
|
||||
message_len = dissect_snmp_pdu(tvb, 0, pinfo, tree, proto_snmp, ett_snmp, TRUE);
|
||||
if (message_len == 0) {
|
||||
/*
|
||||
* We don't have all the data for that message,
|
||||
|
@ -2174,10 +2171,10 @@ snmp_usm_password_to_key_md5(const guint8 *password, guint passwordlen,
|
|||
const guint8 *engineID, guint engineLength,
|
||||
guint8 *key)
|
||||
{
|
||||
md5_state_t MD;
|
||||
guint8 *cp, password_buf[64];
|
||||
guint32 password_index = 0;
|
||||
guint32 count = 0, i;
|
||||
md5_state_t MD;
|
||||
guint8 *cp, password_buf[64];
|
||||
guint32 password_index = 0;
|
||||
guint32 count = 0, i;
|
||||
guint8 key1[16];
|
||||
md5_init(&MD); /* initialize MD5 */
|
||||
|
||||
|
@ -2200,7 +2197,7 @@ snmp_usm_password_to_key_md5(const guint8 *password, guint passwordlen,
|
|||
md5_append(&MD, password_buf, 64);
|
||||
count += 64;
|
||||
}
|
||||
md5_finish(&MD, key1); /* tell MD5 we're done */
|
||||
md5_finish(&MD, key1); /* tell MD5 we're done */
|
||||
|
||||
/*****************************************************/
|
||||
/* Now localize the key with the engineID and pass */
|
||||
|
@ -2230,10 +2227,10 @@ snmp_usm_password_to_key_sha1(const guint8 *password, guint passwordlen,
|
|||
const guint8 *engineID, guint engineLength,
|
||||
guint8 *key)
|
||||
{
|
||||
sha1_context SH;
|
||||
guint8 *cp, password_buf[64];
|
||||
guint32 password_index = 0;
|
||||
guint32 count = 0, i;
|
||||
sha1_context SH;
|
||||
guint8 *cp, password_buf[64];
|
||||
guint32 password_index = 0;
|
||||
guint32 count = 0, i;
|
||||
|
||||
sha1_starts(&SH); /* initialize SHA */
|
||||
|
||||
|
@ -2314,8 +2311,8 @@ UAT_CSTRING_CB_DEF(specific_traps, desc, snmp_st_assoc_t)
|
|||
|
||||
/*--- proto_register_snmp -------------------------------------------*/
|
||||
void proto_register_snmp(void) {
|
||||
/* List of fields */
|
||||
static hf_register_info hf[] = {
|
||||
/* List of fields */
|
||||
static hf_register_info hf[] = {
|
||||
{ &hf_snmp_v3_flags_auth,
|
||||
{ "Authenticated", "snmp.v3.flags.auth", FT_BOOLEAN, 8,
|
||||
TFS(&tfs_set_notset), TH_AUTH, NULL, HFILL }},
|
||||
|
@ -2434,158 +2431,158 @@ void proto_register_snmp(void) {
|
|||
|
||||
|
||||
#include "packet-snmp-hfarr.c"
|
||||
};
|
||||
};
|
||||
|
||||
/* List of subtrees */
|
||||
static gint *ett[] = {
|
||||
&ett_snmp,
|
||||
&ett_engineid,
|
||||
&ett_msgFlags,
|
||||
&ett_encryptedPDU,
|
||||
&ett_decrypted,
|
||||
&ett_authParameters,
|
||||
&ett_internet,
|
||||
&ett_varbind,
|
||||
&ett_name,
|
||||
&ett_value,
|
||||
&ett_decoding_error,
|
||||
/* List of subtrees */
|
||||
static gint *ett[] = {
|
||||
&ett_snmp,
|
||||
&ett_engineid,
|
||||
&ett_msgFlags,
|
||||
&ett_encryptedPDU,
|
||||
&ett_decrypted,
|
||||
&ett_authParameters,
|
||||
&ett_internet,
|
||||
&ett_varbind,
|
||||
&ett_name,
|
||||
&ett_value,
|
||||
&ett_decoding_error,
|
||||
#include "packet-snmp-ettarr.c"
|
||||
};
|
||||
static ei_register_info ei[] = {
|
||||
{ &ei_snmp_failed_decrypted_data_pdu, { "snmp.failed_decrypted_data_pdu", PI_MALFORMED, PI_WARN, "Failed to decrypt encryptedPDU", EXPFILL }},
|
||||
{ &ei_snmp_decrypted_data_bad_formatted, { "snmp.decrypted_data_bad_formatted", PI_MALFORMED, PI_WARN, "Decrypted data not formatted as expected, wrong key?", EXPFILL }},
|
||||
{ &ei_snmp_verify_authentication_error, { "snmp.verify_authentication_error", PI_MALFORMED, PI_ERROR, "Error while verifying Message authenticity", EXPFILL }},
|
||||
{ &ei_snmp_authentication_ok, { "snmp.authentication_ok", PI_CHECKSUM, PI_CHAT, "SNMP Authentication OK", EXPFILL }},
|
||||
{ &ei_snmp_authentication_error, { "snmp.authentication_error", PI_CHECKSUM, PI_WARN, "SNMP Authentication Error", EXPFILL }},
|
||||
{ &ei_snmp_varbind_not_uni_class_seq, { "snmp.varbind.not_uni_class_seq", PI_MALFORMED, PI_WARN, "VarBind is not an universal class sequence", EXPFILL }},
|
||||
{ &ei_snmp_varbind_has_indicator, { "snmp.varbind.has_indicator", PI_MALFORMED, PI_WARN, "VarBind has indicator set", EXPFILL }},
|
||||
{ &ei_snmp_objectname_not_oid, { "snmp.objectname_not_oid", PI_MALFORMED, PI_WARN, "ObjectName not an OID", EXPFILL }},
|
||||
{ &ei_snmp_objectname_has_indicator, { "snmp.objectname_has_indicator", PI_MALFORMED, PI_WARN, "ObjectName has indicator set", EXPFILL }},
|
||||
{ &ei_snmp_value_not_primitive_encoding, { "snmp.value_not_primitive_encoding", PI_MALFORMED, PI_WARN, "value not in primitive encoding", EXPFILL }},
|
||||
{ &ei_snmp_invalid_oid, { "snmp.invalid_oid", PI_MALFORMED, PI_WARN, "invalid oid", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_tag, { "snmp.varbind.wrong_tag", PI_MALFORMED, PI_WARN, "Wrong tag for SNMP VarBind error value", EXPFILL }},
|
||||
{ &ei_snmp_varbind_response, { "snmp.varbind.response", PI_RESPONSE_CODE, PI_NOTE, "Response", EXPFILL }},
|
||||
{ &ei_snmp_no_instance_subid, { "snmp.no_instance_subid", PI_MALFORMED, PI_WARN, "No instance sub-id in scalar value", EXPFILL }},
|
||||
{ &ei_snmp_wrong_num_of_subids, { "snmp.wrong_num_of_subids", PI_MALFORMED, PI_WARN, "Wrong number of instance sub-ids in scalar value", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_too_short, { "snmp.index_suboid_too_short", PI_MALFORMED, PI_WARN, "index sub-oid shorter than expected", EXPFILL }},
|
||||
{ &ei_snmp_unimplemented_instance_index, { "snmp.unimplemented_instance_index", PI_UNDECODED, PI_WARN, "OID instaces not handled, if you want this implemented please contact the wireshark developers", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_len0, { "snmp.ndex_suboid_len0", PI_MALFORMED, PI_WARN, "an index sub-oid OID cannot be 0 bytes long!", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_too_long, { "snmp.index_suboid_too_long", PI_MALFORMED, PI_WARN, "index sub-oid should not be longer than remaining oid size", EXPFILL }},
|
||||
{ &ei_snmp_index_string_too_long, { "snmp.index_string_too_long", PI_MALFORMED, PI_WARN, "index string should not be longer than remaining oid size", EXPFILL }},
|
||||
{ &ei_snmp_column_parent_not_row, { "snmp.column_parent_not_row", PI_MALFORMED, PI_ERROR, "COLUMS's parent is not a ROW", EXPFILL }},
|
||||
{ &ei_snmp_uint_too_large, { "snmp.uint_too_large", PI_UNDECODED, PI_NOTE, "Unsigned integer value > 2^64 - 1", EXPFILL }},
|
||||
{ &ei_snmp_int_too_large, { "snmp.int_too_large", PI_UNDECODED, PI_NOTE, "Signed integer value > 2^63 - 1 or <= -2^63", EXPFILL }},
|
||||
{ &ei_snmp_integral_value0, { "snmp.integral_value0", PI_UNDECODED, PI_NOTE, "Integral value is zero-length", EXPFILL }},
|
||||
{ &ei_snmp_missing_mib, { "snmp.missing_mib", PI_UNDECODED, PI_NOTE, "Unresolved value, Missing MIB", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_length_value, { "snmp.varbind.wrong_length_value", PI_MALFORMED, PI_WARN, "Wrong length for SNMP VarBind/value", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_class_tag, { "snmp.varbind.wrong_class_tag", PI_MALFORMED, PI_WARN, "Wrong class/tag for SNMP VarBind/value", EXPFILL }},
|
||||
{ &ei_snmp_rfc1910_non_conformant, { "snmp.rfc1910_non_conformant", PI_PROTOCOL, PI_WARN, "Data not conforming to RFC1910", EXPFILL }},
|
||||
{ &ei_snmp_rfc3411_non_conformant, { "snmp.rfc3411_non_conformant", PI_PROTOCOL, PI_WARN, "Data not conforming to RFC3411", EXPFILL }},
|
||||
{ &ei_snmp_version_unknown, { "snmp.version.unknown", PI_PROTOCOL, PI_WARN, "Unknown version", EXPFILL }},
|
||||
};
|
||||
static ei_register_info ei[] = {
|
||||
{ &ei_snmp_failed_decrypted_data_pdu, { "snmp.failed_decrypted_data_pdu", PI_MALFORMED, PI_WARN, "Failed to decrypt encryptedPDU", EXPFILL }},
|
||||
{ &ei_snmp_decrypted_data_bad_formatted, { "snmp.decrypted_data_bad_formatted", PI_MALFORMED, PI_WARN, "Decrypted data not formatted as expected, wrong key?", EXPFILL }},
|
||||
{ &ei_snmp_verify_authentication_error, { "snmp.verify_authentication_error", PI_MALFORMED, PI_ERROR, "Error while verifying Message authenticity", EXPFILL }},
|
||||
{ &ei_snmp_authentication_ok, { "snmp.authentication_ok", PI_CHECKSUM, PI_CHAT, "SNMP Authentication OK", EXPFILL }},
|
||||
{ &ei_snmp_authentication_error, { "snmp.authentication_error", PI_CHECKSUM, PI_WARN, "SNMP Authentication Error", EXPFILL }},
|
||||
{ &ei_snmp_varbind_not_uni_class_seq, { "snmp.varbind.not_uni_class_seq", PI_MALFORMED, PI_WARN, "VarBind is not an universal class sequence", EXPFILL }},
|
||||
{ &ei_snmp_varbind_has_indicator, { "snmp.varbind.has_indicator", PI_MALFORMED, PI_WARN, "VarBind has indicator set", EXPFILL }},
|
||||
{ &ei_snmp_objectname_not_oid, { "snmp.objectname_not_oid", PI_MALFORMED, PI_WARN, "ObjectName not an OID", EXPFILL }},
|
||||
{ &ei_snmp_objectname_has_indicator, { "snmp.objectname_has_indicator", PI_MALFORMED, PI_WARN, "ObjectName has indicator set", EXPFILL }},
|
||||
{ &ei_snmp_value_not_primitive_encoding, { "snmp.value_not_primitive_encoding", PI_MALFORMED, PI_WARN, "value not in primitive encoding", EXPFILL }},
|
||||
{ &ei_snmp_invalid_oid, { "snmp.invalid_oid", PI_MALFORMED, PI_WARN, "invalid oid", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_tag, { "snmp.varbind.wrong_tag", PI_MALFORMED, PI_WARN, "Wrong tag for SNMP VarBind error value", EXPFILL }},
|
||||
{ &ei_snmp_varbind_response, { "snmp.varbind.response", PI_RESPONSE_CODE, PI_NOTE, "Response", EXPFILL }},
|
||||
{ &ei_snmp_no_instance_subid, { "snmp.no_instance_subid", PI_MALFORMED, PI_WARN, "No instance sub-id in scalar value", EXPFILL }},
|
||||
{ &ei_snmp_wrong_num_of_subids, { "snmp.wrong_num_of_subids", PI_MALFORMED, PI_WARN, "Wrong number of instance sub-ids in scalar value", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_too_short, { "snmp.index_suboid_too_short", PI_MALFORMED, PI_WARN, "index sub-oid shorter than expected", EXPFILL }},
|
||||
{ &ei_snmp_unimplemented_instance_index, { "snmp.unimplemented_instance_index", PI_UNDECODED, PI_WARN, "OID instaces not handled, if you want this implemented please contact the wireshark developers", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_len0, { "snmp.ndex_suboid_len0", PI_MALFORMED, PI_WARN, "an index sub-oid OID cannot be 0 bytes long!", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_too_long, { "snmp.index_suboid_too_long", PI_MALFORMED, PI_WARN, "index sub-oid should not be longer than remaining oid size", EXPFILL }},
|
||||
{ &ei_snmp_index_string_too_long, { "snmp.index_string_too_long", PI_MALFORMED, PI_WARN, "index string should not be longer than remaining oid size", EXPFILL }},
|
||||
{ &ei_snmp_column_parent_not_row, { "snmp.column_parent_not_row", PI_MALFORMED, PI_ERROR, "COLUMS's parent is not a ROW", EXPFILL }},
|
||||
{ &ei_snmp_uint_too_large, { "snmp.uint_too_large", PI_UNDECODED, PI_NOTE, "Unsigned integer value > 2^64 - 1", EXPFILL }},
|
||||
{ &ei_snmp_int_too_large, { "snmp.int_too_large", PI_UNDECODED, PI_NOTE, "Signed integer value > 2^63 - 1 or <= -2^63", EXPFILL }},
|
||||
{ &ei_snmp_integral_value0, { "snmp.integral_value0", PI_UNDECODED, PI_NOTE, "Integral value is zero-length", EXPFILL }},
|
||||
{ &ei_snmp_missing_mib, { "snmp.missing_mib", PI_UNDECODED, PI_NOTE, "Unresolved value, Missing MIB", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_length_value, { "snmp.varbind.wrong_length_value", PI_MALFORMED, PI_WARN, "Wrong length for SNMP VarBind/value", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_class_tag, { "snmp.varbind.wrong_class_tag", PI_MALFORMED, PI_WARN, "Wrong class/tag for SNMP VarBind/value", EXPFILL }},
|
||||
{ &ei_snmp_rfc1910_non_conformant, { "snmp.rfc1910_non_conformant", PI_PROTOCOL, PI_WARN, "Data not conforming to RFC1910", EXPFILL }},
|
||||
{ &ei_snmp_rfc3411_non_conformant, { "snmp.rfc3411_non_conformant", PI_PROTOCOL, PI_WARN, "Data not conforming to RFC3411", EXPFILL }},
|
||||
{ &ei_snmp_version_unknown, { "snmp.version.unknown", PI_PROTOCOL, PI_WARN, "Unknown version", EXPFILL }},
|
||||
|
||||
};
|
||||
};
|
||||
|
||||
expert_module_t* expert_snmp;
|
||||
module_t *snmp_module;
|
||||
expert_module_t* expert_snmp;
|
||||
module_t *snmp_module;
|
||||
|
||||
static uat_field_t users_fields[] = {
|
||||
UAT_FLD_BUFFER(snmp_users,engine_id,"Engine ID","Engine-id for this entry (empty = any)"),
|
||||
UAT_FLD_LSTRING(snmp_users,userName,"Username","The username"),
|
||||
UAT_FLD_VS(snmp_users,auth_model,"Authentication model",auth_types,"Algorithm to be used for authentication."),
|
||||
UAT_FLD_LSTRING(snmp_users,authPassword,"Password","The password used for authenticating packets for this entry"),
|
||||
UAT_FLD_VS(snmp_users,priv_proto,"Privacy protocol",priv_types,"Algorithm to be used for privacy."),
|
||||
UAT_FLD_LSTRING(snmp_users,privPassword,"Privacy password","The password used for encrypting packets for this entry"),
|
||||
UAT_END_FIELDS
|
||||
};
|
||||
static uat_field_t users_fields[] = {
|
||||
UAT_FLD_BUFFER(snmp_users,engine_id,"Engine ID","Engine-id for this entry (empty = any)"),
|
||||
UAT_FLD_LSTRING(snmp_users,userName,"Username","The username"),
|
||||
UAT_FLD_VS(snmp_users,auth_model,"Authentication model",auth_types,"Algorithm to be used for authentication."),
|
||||
UAT_FLD_LSTRING(snmp_users,authPassword,"Password","The password used for authenticating packets for this entry"),
|
||||
UAT_FLD_VS(snmp_users,priv_proto,"Privacy protocol",priv_types,"Algorithm to be used for privacy."),
|
||||
UAT_FLD_LSTRING(snmp_users,privPassword,"Privacy password","The password used for encrypting packets for this entry"),
|
||||
UAT_END_FIELDS
|
||||
};
|
||||
|
||||
uat_t *assocs_uat = uat_new("SNMP Users",
|
||||
sizeof(snmp_ue_assoc_t),
|
||||
"snmp_users",
|
||||
TRUE,
|
||||
&ueas,
|
||||
&num_ueas,
|
||||
UAT_AFFECTS_DISSECTION, /* affects dissection of packets, but not set of named fields */
|
||||
"ChSNMPUsersSection",
|
||||
snmp_users_copy_cb,
|
||||
snmp_users_update_cb,
|
||||
snmp_users_free_cb,
|
||||
renew_ue_cache,
|
||||
users_fields);
|
||||
uat_t *assocs_uat = uat_new("SNMP Users",
|
||||
sizeof(snmp_ue_assoc_t),
|
||||
"snmp_users",
|
||||
TRUE,
|
||||
&ueas,
|
||||
&num_ueas,
|
||||
UAT_AFFECTS_DISSECTION, /* affects dissection of packets, but not set of named fields */
|
||||
"ChSNMPUsersSection",
|
||||
snmp_users_copy_cb,
|
||||
snmp_users_update_cb,
|
||||
snmp_users_free_cb,
|
||||
renew_ue_cache,
|
||||
users_fields);
|
||||
|
||||
static uat_field_t specific_traps_flds[] = {
|
||||
UAT_FLD_CSTRING(specific_traps,enterprise,"Enterprise OID","Enterprise Object Identifier"),
|
||||
UAT_FLD_DEC(specific_traps,trap,"Trap Id","The specific-trap value"),
|
||||
UAT_FLD_CSTRING(specific_traps,desc,"Description","Trap type description"),
|
||||
UAT_END_FIELDS
|
||||
};
|
||||
static uat_field_t specific_traps_flds[] = {
|
||||
UAT_FLD_CSTRING(specific_traps,enterprise,"Enterprise OID","Enterprise Object Identifier"),
|
||||
UAT_FLD_DEC(specific_traps,trap,"Trap Id","The specific-trap value"),
|
||||
UAT_FLD_CSTRING(specific_traps,desc,"Description","Trap type description"),
|
||||
UAT_END_FIELDS
|
||||
};
|
||||
|
||||
uat_t* specific_traps_uat = uat_new("SNMP Enterprise Specific Trap Types",
|
||||
sizeof(snmp_st_assoc_t),
|
||||
"snmp_specific_traps",
|
||||
TRUE,
|
||||
&specific_traps,
|
||||
&num_specific_traps,
|
||||
UAT_AFFECTS_DISSECTION, /* affects dissection of packets, but not set of named fields */
|
||||
"ChSNMPEnterpriseSpecificTrapTypes",
|
||||
snmp_specific_trap_copy_cb,
|
||||
NULL,
|
||||
snmp_specific_trap_free_cb,
|
||||
NULL,
|
||||
specific_traps_flds);
|
||||
uat_t* specific_traps_uat = uat_new("SNMP Enterprise Specific Trap Types",
|
||||
sizeof(snmp_st_assoc_t),
|
||||
"snmp_specific_traps",
|
||||
TRUE,
|
||||
&specific_traps,
|
||||
&num_specific_traps,
|
||||
UAT_AFFECTS_DISSECTION, /* affects dissection of packets, but not set of named fields */
|
||||
"ChSNMPEnterpriseSpecificTrapTypes",
|
||||
snmp_specific_trap_copy_cb,
|
||||
NULL,
|
||||
snmp_specific_trap_free_cb,
|
||||
NULL,
|
||||
specific_traps_flds);
|
||||
|
||||
/* Register protocol */
|
||||
proto_snmp = proto_register_protocol(PNAME, PSNAME, PFNAME);
|
||||
new_register_dissector("snmp", dissect_snmp, proto_snmp);
|
||||
/* Register protocol */
|
||||
proto_snmp = proto_register_protocol(PNAME, PSNAME, PFNAME);
|
||||
new_register_dissector("snmp", dissect_snmp, proto_snmp);
|
||||
|
||||
/* Register fields and subtrees */
|
||||
proto_register_field_array(proto_snmp, hf, array_length(hf));
|
||||
proto_register_subtree_array(ett, array_length(ett));
|
||||
expert_snmp = expert_register_protocol(proto_snmp);
|
||||
expert_register_field_array(expert_snmp, ei, array_length(ei));
|
||||
/* Register fields and subtrees */
|
||||
proto_register_field_array(proto_snmp, hf, array_length(hf));
|
||||
proto_register_subtree_array(ett, array_length(ett));
|
||||
expert_snmp = expert_register_protocol(proto_snmp);
|
||||
expert_register_field_array(expert_snmp, ei, array_length(ei));
|
||||
|
||||
|
||||
/* Register configuration preferences */
|
||||
snmp_module = prefs_register_protocol(proto_snmp, process_prefs);
|
||||
prefs_register_bool_preference(snmp_module, "display_oid",
|
||||
/* Register configuration preferences */
|
||||
snmp_module = prefs_register_protocol(proto_snmp, process_prefs);
|
||||
prefs_register_bool_preference(snmp_module, "display_oid",
|
||||
"Show SNMP OID in info column",
|
||||
"Whether the SNMP OID should be shown in the info column",
|
||||
&display_oid);
|
||||
|
||||
prefs_register_obsolete_preference(snmp_module, "mib_modules");
|
||||
prefs_register_obsolete_preference(snmp_module, "users_file");
|
||||
prefs_register_obsolete_preference(snmp_module, "mib_modules");
|
||||
prefs_register_obsolete_preference(snmp_module, "users_file");
|
||||
|
||||
prefs_register_bool_preference(snmp_module, "desegment",
|
||||
prefs_register_bool_preference(snmp_module, "desegment",
|
||||
"Reassemble SNMP-over-TCP messages\nspanning multiple TCP segments",
|
||||
"Whether the SNMP 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.",
|
||||
&snmp_desegment);
|
||||
|
||||
prefs_register_bool_preference(snmp_module, "var_in_tree",
|
||||
prefs_register_bool_preference(snmp_module, "var_in_tree",
|
||||
"Display dissected variables inside SNMP tree",
|
||||
"ON - display dissected variables inside SNMP tree, OFF - display dissected variables in root tree after SNMP",
|
||||
&snmp_var_in_tree);
|
||||
|
||||
prefs_register_uat_preference(snmp_module, "users_table",
|
||||
prefs_register_uat_preference(snmp_module, "users_table",
|
||||
"Users Table",
|
||||
"Table of engine-user associations used for authentication and decryption",
|
||||
assocs_uat);
|
||||
|
||||
prefs_register_uat_preference(snmp_module, "specific_traps_table",
|
||||
prefs_register_uat_preference(snmp_module, "specific_traps_table",
|
||||
"Enterprise Specific Trap Types",
|
||||
"Table of enterprise specific-trap type descriptions",
|
||||
specific_traps_uat);
|
||||
|
||||
#ifdef HAVE_LIBSMI
|
||||
prefs_register_static_text_preference(snmp_module, "info_mibs",
|
||||
"MIB settings can be changed in the Name Resolution preferences",
|
||||
"MIB settings can be changed in the Name Resolution preferences");
|
||||
prefs_register_static_text_preference(snmp_module, "info_mibs",
|
||||
"MIB settings can be changed in the Name Resolution preferences",
|
||||
"MIB settings can be changed in the Name Resolution preferences");
|
||||
#endif
|
||||
|
||||
value_sub_dissectors_table = register_dissector_table("snmp.variable_oid","SNMP Variable OID", FT_STRING, BASE_NONE);
|
||||
value_sub_dissectors_table = register_dissector_table("snmp.variable_oid","SNMP Variable OID", FT_STRING, BASE_NONE);
|
||||
|
||||
register_init_routine(renew_ue_cache);
|
||||
register_init_routine(renew_ue_cache);
|
||||
|
||||
register_ber_syntax_dissector("SNMP", proto_snmp, dissect_snmp_tcp);
|
||||
register_ber_syntax_dissector("SNMP", proto_snmp, dissect_snmp_tcp);
|
||||
}
|
||||
|
||||
|
||||
|
|
|
@ -138,10 +138,10 @@ static const value_string auth_types[] = {
|
|||
};
|
||||
static snmp_usm_auth_model_t* auth_models[] = {&model_md5,&model_sha1};
|
||||
|
||||
#define PRIV_DES 0
|
||||
#define PRIV_AES128 1
|
||||
#define PRIV_AES192 2
|
||||
#define PRIV_AES256 3
|
||||
#define PRIV_DES 0
|
||||
#define PRIV_AES128 1
|
||||
#define PRIV_AES192 2
|
||||
#define PRIV_AES256 3
|
||||
|
||||
static const value_string priv_types[] = {
|
||||
{ PRIV_DES, "DES" },
|
||||
|
@ -393,7 +393,7 @@ static const true_false_string auth_flags = {
|
|||
/* Security Models */
|
||||
|
||||
#define SNMP_SEC_ANY 0
|
||||
#define SNMP_SEC_V1 1
|
||||
#define SNMP_SEC_V1 1
|
||||
#define SNMP_SEC_V2C 2
|
||||
#define SNMP_SEC_USM 3
|
||||
|
||||
|
@ -499,57 +499,57 @@ DateAndTime ::= TEXTUAL-CONVENTION
|
|||
Note that if only local time is known, then timezone
|
||||
information (fields 8-10) is not present."
|
||||
SYNTAX OCTET STRING (SIZE (8 | 11))
|
||||
*/
|
||||
*/
|
||||
static proto_item *
|
||||
dissect_snmp_variable_date_and_time(proto_tree *tree,int hfid, tvbuff_t *tvb, int offset, int length)
|
||||
{
|
||||
guint16 year;
|
||||
guint8 month;
|
||||
guint8 day;
|
||||
guint8 hour;
|
||||
guint8 minutes;
|
||||
guint8 seconds;
|
||||
guint8 deci_seconds;
|
||||
guint8 hour_from_utc;
|
||||
guint8 min_from_utc;
|
||||
gchar *str;
|
||||
guint16 year;
|
||||
guint8 month;
|
||||
guint8 day;
|
||||
guint8 hour;
|
||||
guint8 minutes;
|
||||
guint8 seconds;
|
||||
guint8 deci_seconds;
|
||||
guint8 hour_from_utc;
|
||||
guint8 min_from_utc;
|
||||
gchar *str;
|
||||
|
||||
year = tvb_get_ntohs(tvb,offset);
|
||||
month = tvb_get_guint8(tvb,offset+2);
|
||||
day = tvb_get_guint8(tvb,offset+3);
|
||||
hour = tvb_get_guint8(tvb,offset+4);
|
||||
minutes = tvb_get_guint8(tvb,offset+5);
|
||||
seconds = tvb_get_guint8(tvb,offset+6);
|
||||
deci_seconds = tvb_get_guint8(tvb,offset+7);
|
||||
if(length > 8){
|
||||
hour_from_utc = tvb_get_guint8(tvb,offset+9);
|
||||
min_from_utc = tvb_get_guint8(tvb,offset+10);
|
||||
year = tvb_get_ntohs(tvb,offset);
|
||||
month = tvb_get_guint8(tvb,offset+2);
|
||||
day = tvb_get_guint8(tvb,offset+3);
|
||||
hour = tvb_get_guint8(tvb,offset+4);
|
||||
minutes = tvb_get_guint8(tvb,offset+5);
|
||||
seconds = tvb_get_guint8(tvb,offset+6);
|
||||
deci_seconds = tvb_get_guint8(tvb,offset+7);
|
||||
if(length > 8){
|
||||
hour_from_utc = tvb_get_guint8(tvb,offset+9);
|
||||
min_from_utc = tvb_get_guint8(tvb,offset+10);
|
||||
|
||||
str = wmem_strdup_printf(wmem_packet_scope(),
|
||||
"%u-%u-%u, %u:%u:%u.%u UTC %s%u:%u",
|
||||
year,
|
||||
month,
|
||||
day,
|
||||
hour,
|
||||
minutes,
|
||||
seconds,
|
||||
deci_seconds,
|
||||
tvb_get_string_enc(wmem_packet_scope(),tvb,offset+8,1,ENC_ASCII|ENC_NA),
|
||||
hour_from_utc,
|
||||
min_from_utc);
|
||||
}else{
|
||||
str = wmem_strdup_printf(wmem_packet_scope(),
|
||||
"%u-%u-%u, %u:%u:%u.%u",
|
||||
year,
|
||||
month,
|
||||
day,
|
||||
hour,
|
||||
minutes,
|
||||
seconds,
|
||||
deci_seconds);
|
||||
}
|
||||
"%u-%u-%u, %u:%u:%u.%u UTC %s%u:%u",
|
||||
year,
|
||||
month,
|
||||
day,
|
||||
hour,
|
||||
minutes,
|
||||
seconds,
|
||||
deci_seconds,
|
||||
tvb_get_string_enc(wmem_packet_scope(),tvb,offset+8,1,ENC_ASCII|ENC_NA),
|
||||
hour_from_utc,
|
||||
min_from_utc);
|
||||
}else{
|
||||
str = wmem_strdup_printf(wmem_packet_scope(),
|
||||
"%u-%u-%u, %u:%u:%u.%u",
|
||||
year,
|
||||
month,
|
||||
day,
|
||||
hour,
|
||||
minutes,
|
||||
seconds,
|
||||
deci_seconds);
|
||||
}
|
||||
|
||||
return proto_tree_add_string(tree, hfid, tvb, offset, length, str);
|
||||
return proto_tree_add_string(tree, hfid, tvb, offset, length, str);
|
||||
|
||||
}
|
||||
|
||||
|
@ -1109,7 +1109,7 @@ indexing_done:
|
|||
if((oid_info->value_type)&&(oid_info->value_type->keytype == OID_KEY_TYPE_DATE_AND_TIME)&&(value_len > 7)){
|
||||
pi_value = dissect_snmp_variable_date_and_time(pt_varbind, hfid, tvb, value_offset, value_len);
|
||||
}else{
|
||||
pi_value = proto_tree_add_item(pt_varbind,hfid,tvb,value_offset,value_len,ENC_BIG_ENDIAN);
|
||||
pi_value = proto_tree_add_item(pt_varbind,hfid,tvb,value_offset,value_len,ENC_BIG_ENDIAN);
|
||||
}
|
||||
if (format_error != BER_NO_ERROR) {
|
||||
expert_add_info(actx->pinfo, pi_value, &ei_snmp_missing_mib);
|
||||
|
@ -1225,125 +1225,125 @@ static const value_string snmp_engineid_cisco_type_vals[] = {
|
|||
int
|
||||
dissect_snmp_engineid(proto_tree *tree, packet_info *pinfo, tvbuff_t *tvb, int offset, int len)
|
||||
{
|
||||
proto_item *item = NULL;
|
||||
guint8 conformance, format;
|
||||
guint32 enterpriseid, seconds;
|
||||
nstime_t ts;
|
||||
int len_remain = len;
|
||||
proto_item *item = NULL;
|
||||
guint8 conformance, format;
|
||||
guint32 enterpriseid, seconds;
|
||||
nstime_t ts;
|
||||
int len_remain = len;
|
||||
|
||||
/* first bit: engine id conformance */
|
||||
if (len_remain<1) return offset;
|
||||
conformance = ((tvb_get_guint8(tvb, offset)>>7) & 0x01);
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_conform, tvb, offset, 1, ENC_BIG_ENDIAN);
|
||||
/* first bit: engine id conformance */
|
||||
if (len_remain<1) return offset;
|
||||
conformance = ((tvb_get_guint8(tvb, offset)>>7) & 0x01);
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_conform, tvb, offset, 1, ENC_BIG_ENDIAN);
|
||||
|
||||
/* 4-byte enterprise number/name */
|
||||
if (len_remain<4) return offset;
|
||||
enterpriseid = tvb_get_ntohl(tvb, offset);
|
||||
if (conformance)
|
||||
enterpriseid -= 0x80000000; /* ignore first bit */
|
||||
proto_tree_add_uint(tree, hf_snmp_engineid_enterprise, tvb, offset, 4, enterpriseid);
|
||||
offset+=4;
|
||||
len_remain-=4;
|
||||
/* 4-byte enterprise number/name */
|
||||
if (len_remain<4) return offset;
|
||||
enterpriseid = tvb_get_ntohl(tvb, offset);
|
||||
if (conformance)
|
||||
enterpriseid -= 0x80000000; /* ignore first bit */
|
||||
proto_tree_add_uint(tree, hf_snmp_engineid_enterprise, tvb, offset, 4, enterpriseid);
|
||||
offset+=4;
|
||||
len_remain-=4;
|
||||
|
||||
switch(conformance) {
|
||||
switch(conformance) {
|
||||
|
||||
case SNMP_ENGINEID_RFC1910:
|
||||
/* 12-byte AgentID w/ 8-byte trailer */
|
||||
if (len_remain==8) {
|
||||
proto_tree_add_item(tree, hf_snmp_agentid_trailer, tvb, offset, 8, ENC_NA);
|
||||
offset+=8;
|
||||
len_remain-=8;
|
||||
} else {
|
||||
proto_tree_add_expert(tree, pinfo, &ei_snmp_rfc1910_non_conformant, tvb, offset, len_remain);
|
||||
return offset;
|
||||
}
|
||||
break;
|
||||
case SNMP_ENGINEID_RFC1910:
|
||||
/* 12-byte AgentID w/ 8-byte trailer */
|
||||
if (len_remain==8) {
|
||||
proto_tree_add_item(tree, hf_snmp_agentid_trailer, tvb, offset, 8, ENC_NA);
|
||||
offset+=8;
|
||||
len_remain-=8;
|
||||
} else {
|
||||
proto_tree_add_expert(tree, pinfo, &ei_snmp_rfc1910_non_conformant, tvb, offset, len_remain);
|
||||
return offset;
|
||||
}
|
||||
break;
|
||||
|
||||
case SNMP_ENGINEID_RFC3411: /* variable length: 5..32 */
|
||||
case SNMP_ENGINEID_RFC3411: /* variable length: 5..32 */
|
||||
|
||||
/* 1-byte format specifier */
|
||||
if (len_remain<1) return offset;
|
||||
format = tvb_get_guint8(tvb, offset);
|
||||
item = proto_tree_add_uint_format(tree, hf_snmp_engineid_format, tvb, offset, 1, format, "Engine ID Format: %s (%d)",
|
||||
val_to_str(format, snmp_engineid_format_vals, "Reserved/Enterprise-specific"), format);
|
||||
offset+=1;
|
||||
len_remain-=1;
|
||||
/* 1-byte format specifier */
|
||||
if (len_remain<1) return offset;
|
||||
format = tvb_get_guint8(tvb, offset);
|
||||
item = proto_tree_add_uint_format(tree, hf_snmp_engineid_format, tvb, offset, 1, format, "Engine ID Format: %s (%d)",
|
||||
val_to_str(format, snmp_engineid_format_vals, "Reserved/Enterprise-specific"), format);
|
||||
offset+=1;
|
||||
len_remain-=1;
|
||||
|
||||
switch(format) {
|
||||
case SNMP_ENGINEID_FORMAT_IPV4:
|
||||
/* 4-byte IPv4 address */
|
||||
if (len_remain==4) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN);
|
||||
offset+=4;
|
||||
len_remain=0;
|
||||
switch(format) {
|
||||
case SNMP_ENGINEID_FORMAT_IPV4:
|
||||
/* 4-byte IPv4 address */
|
||||
if (len_remain==4) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN);
|
||||
offset+=4;
|
||||
len_remain=0;
|
||||
}
|
||||
break;
|
||||
case SNMP_ENGINEID_FORMAT_IPV6:
|
||||
/* 16-byte IPv6 address */
|
||||
if (len_remain==16) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_ipv6, tvb, offset, 16, ENC_NA);
|
||||
offset+=16;
|
||||
len_remain=0;
|
||||
}
|
||||
break;
|
||||
case SNMP_ENGINEID_FORMAT_MACADDRESS:
|
||||
/* See: https://supportforums.cisco.com/message/3010617#3010617 for details. */
|
||||
if ((enterpriseid==9)&&(len_remain==7)) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_cisco_type, tvb, offset, 1, ENC_BIG_ENDIAN);
|
||||
offset++;
|
||||
len_remain--;
|
||||
}
|
||||
/* 6-byte MAC address */
|
||||
if (len_remain==6) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_mac, tvb, offset, 6, ENC_NA);
|
||||
offset+=6;
|
||||
len_remain=0;
|
||||
}
|
||||
break;
|
||||
case SNMP_ENGINEID_FORMAT_TEXT:
|
||||
/* max. 27-byte string, administratively assigned */
|
||||
if (len_remain<=27) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_text, tvb, offset, len_remain, ENC_ASCII|ENC_NA);
|
||||
offset+=len_remain;
|
||||
len_remain=0;
|
||||
}
|
||||
break;
|
||||
case 128:
|
||||
/* most common enterprise-specific format: (ucd|net)-snmp random */
|
||||
if ((enterpriseid==2021)||(enterpriseid==8072)) {
|
||||
proto_item_append_text(item, (enterpriseid==2021) ? ": UCD-SNMP Random" : ": Net-SNMP Random");
|
||||
/* demystify: 4B random, 4B epoch seconds */
|
||||
if (len_remain==8) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_data, tvb, offset, 4, ENC_NA);
|
||||
seconds = tvb_get_letohl(tvb, offset+4);
|
||||
ts.secs = seconds;
|
||||
ts.nsecs = 0;
|
||||
proto_tree_add_time_format_value(tree, hf_snmp_engineid_time, tvb, offset+4, 4,
|
||||
&ts, "%s",
|
||||
abs_time_secs_to_str(wmem_packet_scope(), seconds, ABSOLUTE_TIME_LOCAL, TRUE));
|
||||
offset+=8;
|
||||
len_remain=0;
|
||||
}
|
||||
break;
|
||||
}
|
||||
/* fall through */
|
||||
case SNMP_ENGINEID_FORMAT_OCTETS:
|
||||
default:
|
||||
/* max. 27 bytes, administratively assigned or unknown format */
|
||||
if (len_remain<=27) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_data, tvb, offset, len_remain, ENC_NA);
|
||||
offset+=len_remain;
|
||||
len_remain=0;
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
break;
|
||||
case SNMP_ENGINEID_FORMAT_IPV6:
|
||||
/* 16-byte IPv6 address */
|
||||
if (len_remain==16) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_ipv6, tvb, offset, 16, ENC_NA);
|
||||
offset+=16;
|
||||
len_remain=0;
|
||||
}
|
||||
break;
|
||||
case SNMP_ENGINEID_FORMAT_MACADDRESS:
|
||||
/* See: https://supportforums.cisco.com/message/3010617#3010617 for details. */
|
||||
if ((enterpriseid==9)&&(len_remain==7)) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_cisco_type, tvb, offset, 1, ENC_BIG_ENDIAN);
|
||||
offset++;
|
||||
len_remain--;
|
||||
}
|
||||
/* 6-byte MAC address */
|
||||
if (len_remain==6) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_mac, tvb, offset, 6, ENC_NA);
|
||||
offset+=6;
|
||||
len_remain=0;
|
||||
}
|
||||
break;
|
||||
case SNMP_ENGINEID_FORMAT_TEXT:
|
||||
/* max. 27-byte string, administratively assigned */
|
||||
if (len_remain<=27) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_text, tvb, offset, len_remain, ENC_ASCII|ENC_NA);
|
||||
offset+=len_remain;
|
||||
len_remain=0;
|
||||
}
|
||||
break;
|
||||
case 128:
|
||||
/* most common enterprise-specific format: (ucd|net)-snmp random */
|
||||
if ((enterpriseid==2021)||(enterpriseid==8072)) {
|
||||
proto_item_append_text(item, (enterpriseid==2021) ? ": UCD-SNMP Random" : ": Net-SNMP Random");
|
||||
/* demystify: 4B random, 4B epoch seconds */
|
||||
if (len_remain==8) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_data, tvb, offset, 4, ENC_NA);
|
||||
seconds = tvb_get_letohl(tvb, offset+4);
|
||||
ts.secs = seconds;
|
||||
ts.nsecs = 0;
|
||||
proto_tree_add_time_format_value(tree, hf_snmp_engineid_time, tvb, offset+4, 4,
|
||||
&ts, "%s",
|
||||
abs_time_secs_to_str(wmem_packet_scope(), seconds, ABSOLUTE_TIME_LOCAL, TRUE));
|
||||
offset+=8;
|
||||
len_remain=0;
|
||||
}
|
||||
break;
|
||||
}
|
||||
/* fall through */
|
||||
case SNMP_ENGINEID_FORMAT_OCTETS:
|
||||
default:
|
||||
/* max. 27 bytes, administratively assigned or unknown format */
|
||||
if (len_remain<=27) {
|
||||
proto_tree_add_item(tree, hf_snmp_engineid_data, tvb, offset, len_remain, ENC_NA);
|
||||
offset+=len_remain;
|
||||
len_remain=0;
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (len_remain>0) {
|
||||
proto_tree_add_expert(tree, pinfo, &ei_snmp_rfc3411_non_conformant, tvb, offset, len_remain);
|
||||
offset+=len_remain;
|
||||
}
|
||||
return offset;
|
||||
if (len_remain>0) {
|
||||
proto_tree_add_expert(tree, pinfo, &ei_snmp_rfc3411_non_conformant, tvb, offset, len_remain);
|
||||
offset+=len_remain;
|
||||
}
|
||||
return offset;
|
||||
}
|
||||
|
||||
|
||||
|
@ -1761,8 +1761,8 @@ static tvbuff_t*
|
|||
snmp_usm_priv_des(snmp_usm_params_t* p _U_, tvbuff_t* encryptedData _U_, gchar const** error _U_)
|
||||
{
|
||||
#ifdef HAVE_LIBGCRYPT
|
||||
gcry_error_t err;
|
||||
gcry_cipher_hd_t hd = NULL;
|
||||
gcry_error_t err;
|
||||
gcry_cipher_hd_t hd = NULL;
|
||||
|
||||
guint8* cleartext;
|
||||
guint8* des_key = p->user_assoc->user.privKey.data; /* first 8 bytes */
|
||||
|
@ -3215,11 +3215,9 @@ dissect_snmp_pdu(tvbuff_t *tvb, int offset, packet_info *pinfo,
|
|||
|
||||
next_tvb_init(&var_list);
|
||||
|
||||
col_set_str(pinfo->cinfo, COL_PROTOCOL,
|
||||
proto_get_protocol_short_name(find_protocol_by_id(proto)));
|
||||
col_set_str(pinfo->cinfo, COL_PROTOCOL, proto_get_protocol_short_name(find_protocol_by_id(proto)));
|
||||
|
||||
item = proto_tree_add_item(tree, proto, tvb, start_offset,
|
||||
message_length, ENC_BIG_ENDIAN);
|
||||
item = proto_tree_add_item(tree, proto, tvb, start_offset, message_length, ENC_BIG_ENDIAN);
|
||||
snmp_tree = proto_item_add_subtree(item, ett);
|
||||
|
||||
switch (version) {
|
||||
|
@ -3325,13 +3323,13 @@ dissect_snmp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_
|
|||
* wildcarded, and give it the SNMP dissector as a dissector.
|
||||
*/
|
||||
if (pinfo->destport == UDP_PORT_SNMP) {
|
||||
conversation = find_conversation(pinfo->fd->num, &pinfo->src, &pinfo->dst, PT_UDP,
|
||||
conversation = find_conversation(pinfo->fd->num, &pinfo->src, &pinfo->dst, PT_UDP,
|
||||
pinfo->srcport, 0, NO_PORT_B);
|
||||
if( (conversation == NULL) || (conversation->dissector_handle!=snmp_handle) ) {
|
||||
conversation = conversation_new(pinfo->fd->num, &pinfo->src, &pinfo->dst, PT_UDP,
|
||||
if( (conversation == NULL) || (conversation->dissector_handle!=snmp_handle) ) {
|
||||
conversation = conversation_new(pinfo->fd->num, &pinfo->src, &pinfo->dst, PT_UDP,
|
||||
pinfo->srcport, 0, NO_PORT2);
|
||||
conversation_set_dissector(conversation, snmp_handle);
|
||||
}
|
||||
conversation_set_dissector(conversation, snmp_handle);
|
||||
}
|
||||
}
|
||||
|
||||
return dissect_snmp_pdu(tvb, 0, pinfo, tree, proto_snmp, ett_snmp, FALSE);
|
||||
|
@ -3344,8 +3342,7 @@ dissect_snmp_tcp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
|
|||
guint message_len;
|
||||
|
||||
while (tvb_reported_length_remaining(tvb, offset) > 0) {
|
||||
message_len = dissect_snmp_pdu(tvb, 0, pinfo, tree,
|
||||
proto_snmp, ett_snmp, TRUE);
|
||||
message_len = dissect_snmp_pdu(tvb, 0, pinfo, tree, proto_snmp, ett_snmp, TRUE);
|
||||
if (message_len == 0) {
|
||||
/*
|
||||
* We don't have all the data for that message,
|
||||
|
@ -3386,10 +3383,10 @@ snmp_usm_password_to_key_md5(const guint8 *password, guint passwordlen,
|
|||
const guint8 *engineID, guint engineLength,
|
||||
guint8 *key)
|
||||
{
|
||||
md5_state_t MD;
|
||||
guint8 *cp, password_buf[64];
|
||||
guint32 password_index = 0;
|
||||
guint32 count = 0, i;
|
||||
md5_state_t MD;
|
||||
guint8 *cp, password_buf[64];
|
||||
guint32 password_index = 0;
|
||||
guint32 count = 0, i;
|
||||
guint8 key1[16];
|
||||
md5_init(&MD); /* initialize MD5 */
|
||||
|
||||
|
@ -3412,7 +3409,7 @@ snmp_usm_password_to_key_md5(const guint8 *password, guint passwordlen,
|
|||
md5_append(&MD, password_buf, 64);
|
||||
count += 64;
|
||||
}
|
||||
md5_finish(&MD, key1); /* tell MD5 we're done */
|
||||
md5_finish(&MD, key1); /* tell MD5 we're done */
|
||||
|
||||
/*****************************************************/
|
||||
/* Now localize the key with the engineID and pass */
|
||||
|
@ -3442,10 +3439,10 @@ snmp_usm_password_to_key_sha1(const guint8 *password, guint passwordlen,
|
|||
const guint8 *engineID, guint engineLength,
|
||||
guint8 *key)
|
||||
{
|
||||
sha1_context SH;
|
||||
guint8 *cp, password_buf[64];
|
||||
guint32 password_index = 0;
|
||||
guint32 count = 0, i;
|
||||
sha1_context SH;
|
||||
guint8 *cp, password_buf[64];
|
||||
guint32 password_index = 0;
|
||||
guint32 count = 0, i;
|
||||
|
||||
sha1_starts(&SH); /* initialize SHA */
|
||||
|
||||
|
@ -3526,8 +3523,8 @@ UAT_CSTRING_CB_DEF(specific_traps, desc, snmp_st_assoc_t)
|
|||
|
||||
/*--- proto_register_snmp -------------------------------------------*/
|
||||
void proto_register_snmp(void) {
|
||||
/* List of fields */
|
||||
static hf_register_info hf[] = {
|
||||
/* List of fields */
|
||||
static hf_register_info hf[] = {
|
||||
{ &hf_snmp_v3_flags_auth,
|
||||
{ "Authenticated", "snmp.v3.flags.auth", FT_BOOLEAN, 8,
|
||||
TFS(&tfs_set_notset), TH_AUTH, NULL, HFILL }},
|
||||
|
@ -3910,22 +3907,22 @@ void proto_register_snmp(void) {
|
|||
NULL, HFILL }},
|
||||
|
||||
/*--- End of included file: packet-snmp-hfarr.c ---*/
|
||||
#line 2437 "../../asn1/snmp/packet-snmp-template.c"
|
||||
};
|
||||
#line 2434 "../../asn1/snmp/packet-snmp-template.c"
|
||||
};
|
||||
|
||||
/* List of subtrees */
|
||||
static gint *ett[] = {
|
||||
&ett_snmp,
|
||||
&ett_engineid,
|
||||
&ett_msgFlags,
|
||||
&ett_encryptedPDU,
|
||||
&ett_decrypted,
|
||||
&ett_authParameters,
|
||||
&ett_internet,
|
||||
&ett_varbind,
|
||||
&ett_name,
|
||||
&ett_value,
|
||||
&ett_decoding_error,
|
||||
/* List of subtrees */
|
||||
static gint *ett[] = {
|
||||
&ett_snmp,
|
||||
&ett_engineid,
|
||||
&ett_msgFlags,
|
||||
&ett_encryptedPDU,
|
||||
&ett_decrypted,
|
||||
&ett_authParameters,
|
||||
&ett_internet,
|
||||
&ett_varbind,
|
||||
&ett_name,
|
||||
&ett_value,
|
||||
&ett_decoding_error,
|
||||
|
||||
/*--- Included file: packet-snmp-ettarr.c ---*/
|
||||
#line 1 "../../asn1/snmp/packet-snmp-ettarr.c"
|
||||
|
@ -3950,143 +3947,143 @@ void proto_register_snmp(void) {
|
|||
&ett_snmp_RReqPDU_U,
|
||||
|
||||
/*--- End of included file: packet-snmp-ettarr.c ---*/
|
||||
#line 2453 "../../asn1/snmp/packet-snmp-template.c"
|
||||
};
|
||||
static ei_register_info ei[] = {
|
||||
{ &ei_snmp_failed_decrypted_data_pdu, { "snmp.failed_decrypted_data_pdu", PI_MALFORMED, PI_WARN, "Failed to decrypt encryptedPDU", EXPFILL }},
|
||||
{ &ei_snmp_decrypted_data_bad_formatted, { "snmp.decrypted_data_bad_formatted", PI_MALFORMED, PI_WARN, "Decrypted data not formatted as expected, wrong key?", EXPFILL }},
|
||||
{ &ei_snmp_verify_authentication_error, { "snmp.verify_authentication_error", PI_MALFORMED, PI_ERROR, "Error while verifying Message authenticity", EXPFILL }},
|
||||
{ &ei_snmp_authentication_ok, { "snmp.authentication_ok", PI_CHECKSUM, PI_CHAT, "SNMP Authentication OK", EXPFILL }},
|
||||
{ &ei_snmp_authentication_error, { "snmp.authentication_error", PI_CHECKSUM, PI_WARN, "SNMP Authentication Error", EXPFILL }},
|
||||
{ &ei_snmp_varbind_not_uni_class_seq, { "snmp.varbind.not_uni_class_seq", PI_MALFORMED, PI_WARN, "VarBind is not an universal class sequence", EXPFILL }},
|
||||
{ &ei_snmp_varbind_has_indicator, { "snmp.varbind.has_indicator", PI_MALFORMED, PI_WARN, "VarBind has indicator set", EXPFILL }},
|
||||
{ &ei_snmp_objectname_not_oid, { "snmp.objectname_not_oid", PI_MALFORMED, PI_WARN, "ObjectName not an OID", EXPFILL }},
|
||||
{ &ei_snmp_objectname_has_indicator, { "snmp.objectname_has_indicator", PI_MALFORMED, PI_WARN, "ObjectName has indicator set", EXPFILL }},
|
||||
{ &ei_snmp_value_not_primitive_encoding, { "snmp.value_not_primitive_encoding", PI_MALFORMED, PI_WARN, "value not in primitive encoding", EXPFILL }},
|
||||
{ &ei_snmp_invalid_oid, { "snmp.invalid_oid", PI_MALFORMED, PI_WARN, "invalid oid", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_tag, { "snmp.varbind.wrong_tag", PI_MALFORMED, PI_WARN, "Wrong tag for SNMP VarBind error value", EXPFILL }},
|
||||
{ &ei_snmp_varbind_response, { "snmp.varbind.response", PI_RESPONSE_CODE, PI_NOTE, "Response", EXPFILL }},
|
||||
{ &ei_snmp_no_instance_subid, { "snmp.no_instance_subid", PI_MALFORMED, PI_WARN, "No instance sub-id in scalar value", EXPFILL }},
|
||||
{ &ei_snmp_wrong_num_of_subids, { "snmp.wrong_num_of_subids", PI_MALFORMED, PI_WARN, "Wrong number of instance sub-ids in scalar value", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_too_short, { "snmp.index_suboid_too_short", PI_MALFORMED, PI_WARN, "index sub-oid shorter than expected", EXPFILL }},
|
||||
{ &ei_snmp_unimplemented_instance_index, { "snmp.unimplemented_instance_index", PI_UNDECODED, PI_WARN, "OID instaces not handled, if you want this implemented please contact the wireshark developers", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_len0, { "snmp.ndex_suboid_len0", PI_MALFORMED, PI_WARN, "an index sub-oid OID cannot be 0 bytes long!", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_too_long, { "snmp.index_suboid_too_long", PI_MALFORMED, PI_WARN, "index sub-oid should not be longer than remaining oid size", EXPFILL }},
|
||||
{ &ei_snmp_index_string_too_long, { "snmp.index_string_too_long", PI_MALFORMED, PI_WARN, "index string should not be longer than remaining oid size", EXPFILL }},
|
||||
{ &ei_snmp_column_parent_not_row, { "snmp.column_parent_not_row", PI_MALFORMED, PI_ERROR, "COLUMS's parent is not a ROW", EXPFILL }},
|
||||
{ &ei_snmp_uint_too_large, { "snmp.uint_too_large", PI_UNDECODED, PI_NOTE, "Unsigned integer value > 2^64 - 1", EXPFILL }},
|
||||
{ &ei_snmp_int_too_large, { "snmp.int_too_large", PI_UNDECODED, PI_NOTE, "Signed integer value > 2^63 - 1 or <= -2^63", EXPFILL }},
|
||||
{ &ei_snmp_integral_value0, { "snmp.integral_value0", PI_UNDECODED, PI_NOTE, "Integral value is zero-length", EXPFILL }},
|
||||
{ &ei_snmp_missing_mib, { "snmp.missing_mib", PI_UNDECODED, PI_NOTE, "Unresolved value, Missing MIB", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_length_value, { "snmp.varbind.wrong_length_value", PI_MALFORMED, PI_WARN, "Wrong length for SNMP VarBind/value", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_class_tag, { "snmp.varbind.wrong_class_tag", PI_MALFORMED, PI_WARN, "Wrong class/tag for SNMP VarBind/value", EXPFILL }},
|
||||
{ &ei_snmp_rfc1910_non_conformant, { "snmp.rfc1910_non_conformant", PI_PROTOCOL, PI_WARN, "Data not conforming to RFC1910", EXPFILL }},
|
||||
{ &ei_snmp_rfc3411_non_conformant, { "snmp.rfc3411_non_conformant", PI_PROTOCOL, PI_WARN, "Data not conforming to RFC3411", EXPFILL }},
|
||||
{ &ei_snmp_version_unknown, { "snmp.version.unknown", PI_PROTOCOL, PI_WARN, "Unknown version", EXPFILL }},
|
||||
#line 2450 "../../asn1/snmp/packet-snmp-template.c"
|
||||
};
|
||||
static ei_register_info ei[] = {
|
||||
{ &ei_snmp_failed_decrypted_data_pdu, { "snmp.failed_decrypted_data_pdu", PI_MALFORMED, PI_WARN, "Failed to decrypt encryptedPDU", EXPFILL }},
|
||||
{ &ei_snmp_decrypted_data_bad_formatted, { "snmp.decrypted_data_bad_formatted", PI_MALFORMED, PI_WARN, "Decrypted data not formatted as expected, wrong key?", EXPFILL }},
|
||||
{ &ei_snmp_verify_authentication_error, { "snmp.verify_authentication_error", PI_MALFORMED, PI_ERROR, "Error while verifying Message authenticity", EXPFILL }},
|
||||
{ &ei_snmp_authentication_ok, { "snmp.authentication_ok", PI_CHECKSUM, PI_CHAT, "SNMP Authentication OK", EXPFILL }},
|
||||
{ &ei_snmp_authentication_error, { "snmp.authentication_error", PI_CHECKSUM, PI_WARN, "SNMP Authentication Error", EXPFILL }},
|
||||
{ &ei_snmp_varbind_not_uni_class_seq, { "snmp.varbind.not_uni_class_seq", PI_MALFORMED, PI_WARN, "VarBind is not an universal class sequence", EXPFILL }},
|
||||
{ &ei_snmp_varbind_has_indicator, { "snmp.varbind.has_indicator", PI_MALFORMED, PI_WARN, "VarBind has indicator set", EXPFILL }},
|
||||
{ &ei_snmp_objectname_not_oid, { "snmp.objectname_not_oid", PI_MALFORMED, PI_WARN, "ObjectName not an OID", EXPFILL }},
|
||||
{ &ei_snmp_objectname_has_indicator, { "snmp.objectname_has_indicator", PI_MALFORMED, PI_WARN, "ObjectName has indicator set", EXPFILL }},
|
||||
{ &ei_snmp_value_not_primitive_encoding, { "snmp.value_not_primitive_encoding", PI_MALFORMED, PI_WARN, "value not in primitive encoding", EXPFILL }},
|
||||
{ &ei_snmp_invalid_oid, { "snmp.invalid_oid", PI_MALFORMED, PI_WARN, "invalid oid", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_tag, { "snmp.varbind.wrong_tag", PI_MALFORMED, PI_WARN, "Wrong tag for SNMP VarBind error value", EXPFILL }},
|
||||
{ &ei_snmp_varbind_response, { "snmp.varbind.response", PI_RESPONSE_CODE, PI_NOTE, "Response", EXPFILL }},
|
||||
{ &ei_snmp_no_instance_subid, { "snmp.no_instance_subid", PI_MALFORMED, PI_WARN, "No instance sub-id in scalar value", EXPFILL }},
|
||||
{ &ei_snmp_wrong_num_of_subids, { "snmp.wrong_num_of_subids", PI_MALFORMED, PI_WARN, "Wrong number of instance sub-ids in scalar value", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_too_short, { "snmp.index_suboid_too_short", PI_MALFORMED, PI_WARN, "index sub-oid shorter than expected", EXPFILL }},
|
||||
{ &ei_snmp_unimplemented_instance_index, { "snmp.unimplemented_instance_index", PI_UNDECODED, PI_WARN, "OID instaces not handled, if you want this implemented please contact the wireshark developers", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_len0, { "snmp.ndex_suboid_len0", PI_MALFORMED, PI_WARN, "an index sub-oid OID cannot be 0 bytes long!", EXPFILL }},
|
||||
{ &ei_snmp_index_suboid_too_long, { "snmp.index_suboid_too_long", PI_MALFORMED, PI_WARN, "index sub-oid should not be longer than remaining oid size", EXPFILL }},
|
||||
{ &ei_snmp_index_string_too_long, { "snmp.index_string_too_long", PI_MALFORMED, PI_WARN, "index string should not be longer than remaining oid size", EXPFILL }},
|
||||
{ &ei_snmp_column_parent_not_row, { "snmp.column_parent_not_row", PI_MALFORMED, PI_ERROR, "COLUMS's parent is not a ROW", EXPFILL }},
|
||||
{ &ei_snmp_uint_too_large, { "snmp.uint_too_large", PI_UNDECODED, PI_NOTE, "Unsigned integer value > 2^64 - 1", EXPFILL }},
|
||||
{ &ei_snmp_int_too_large, { "snmp.int_too_large", PI_UNDECODED, PI_NOTE, "Signed integer value > 2^63 - 1 or <= -2^63", EXPFILL }},
|
||||
{ &ei_snmp_integral_value0, { "snmp.integral_value0", PI_UNDECODED, PI_NOTE, "Integral value is zero-length", EXPFILL }},
|
||||
{ &ei_snmp_missing_mib, { "snmp.missing_mib", PI_UNDECODED, PI_NOTE, "Unresolved value, Missing MIB", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_length_value, { "snmp.varbind.wrong_length_value", PI_MALFORMED, PI_WARN, "Wrong length for SNMP VarBind/value", EXPFILL }},
|
||||
{ &ei_snmp_varbind_wrong_class_tag, { "snmp.varbind.wrong_class_tag", PI_MALFORMED, PI_WARN, "Wrong class/tag for SNMP VarBind/value", EXPFILL }},
|
||||
{ &ei_snmp_rfc1910_non_conformant, { "snmp.rfc1910_non_conformant", PI_PROTOCOL, PI_WARN, "Data not conforming to RFC1910", EXPFILL }},
|
||||
{ &ei_snmp_rfc3411_non_conformant, { "snmp.rfc3411_non_conformant", PI_PROTOCOL, PI_WARN, "Data not conforming to RFC3411", EXPFILL }},
|
||||
{ &ei_snmp_version_unknown, { "snmp.version.unknown", PI_PROTOCOL, PI_WARN, "Unknown version", EXPFILL }},
|
||||
|
||||
};
|
||||
};
|
||||
|
||||
expert_module_t* expert_snmp;
|
||||
module_t *snmp_module;
|
||||
expert_module_t* expert_snmp;
|
||||
module_t *snmp_module;
|
||||
|
||||
static uat_field_t users_fields[] = {
|
||||
UAT_FLD_BUFFER(snmp_users,engine_id,"Engine ID","Engine-id for this entry (empty = any)"),
|
||||
UAT_FLD_LSTRING(snmp_users,userName,"Username","The username"),
|
||||
UAT_FLD_VS(snmp_users,auth_model,"Authentication model",auth_types,"Algorithm to be used for authentication."),
|
||||
UAT_FLD_LSTRING(snmp_users,authPassword,"Password","The password used for authenticating packets for this entry"),
|
||||
UAT_FLD_VS(snmp_users,priv_proto,"Privacy protocol",priv_types,"Algorithm to be used for privacy."),
|
||||
UAT_FLD_LSTRING(snmp_users,privPassword,"Privacy password","The password used for encrypting packets for this entry"),
|
||||
UAT_END_FIELDS
|
||||
};
|
||||
static uat_field_t users_fields[] = {
|
||||
UAT_FLD_BUFFER(snmp_users,engine_id,"Engine ID","Engine-id for this entry (empty = any)"),
|
||||
UAT_FLD_LSTRING(snmp_users,userName,"Username","The username"),
|
||||
UAT_FLD_VS(snmp_users,auth_model,"Authentication model",auth_types,"Algorithm to be used for authentication."),
|
||||
UAT_FLD_LSTRING(snmp_users,authPassword,"Password","The password used for authenticating packets for this entry"),
|
||||
UAT_FLD_VS(snmp_users,priv_proto,"Privacy protocol",priv_types,"Algorithm to be used for privacy."),
|
||||
UAT_FLD_LSTRING(snmp_users,privPassword,"Privacy password","The password used for encrypting packets for this entry"),
|
||||
UAT_END_FIELDS
|
||||
};
|
||||
|
||||
uat_t *assocs_uat = uat_new("SNMP Users",
|
||||
sizeof(snmp_ue_assoc_t),
|
||||
"snmp_users",
|
||||
TRUE,
|
||||
&ueas,
|
||||
&num_ueas,
|
||||
UAT_AFFECTS_DISSECTION, /* affects dissection of packets, but not set of named fields */
|
||||
"ChSNMPUsersSection",
|
||||
snmp_users_copy_cb,
|
||||
snmp_users_update_cb,
|
||||
snmp_users_free_cb,
|
||||
renew_ue_cache,
|
||||
users_fields);
|
||||
uat_t *assocs_uat = uat_new("SNMP Users",
|
||||
sizeof(snmp_ue_assoc_t),
|
||||
"snmp_users",
|
||||
TRUE,
|
||||
&ueas,
|
||||
&num_ueas,
|
||||
UAT_AFFECTS_DISSECTION, /* affects dissection of packets, but not set of named fields */
|
||||
"ChSNMPUsersSection",
|
||||
snmp_users_copy_cb,
|
||||
snmp_users_update_cb,
|
||||
snmp_users_free_cb,
|
||||
renew_ue_cache,
|
||||
users_fields);
|
||||
|
||||
static uat_field_t specific_traps_flds[] = {
|
||||
UAT_FLD_CSTRING(specific_traps,enterprise,"Enterprise OID","Enterprise Object Identifier"),
|
||||
UAT_FLD_DEC(specific_traps,trap,"Trap Id","The specific-trap value"),
|
||||
UAT_FLD_CSTRING(specific_traps,desc,"Description","Trap type description"),
|
||||
UAT_END_FIELDS
|
||||
};
|
||||
static uat_field_t specific_traps_flds[] = {
|
||||
UAT_FLD_CSTRING(specific_traps,enterprise,"Enterprise OID","Enterprise Object Identifier"),
|
||||
UAT_FLD_DEC(specific_traps,trap,"Trap Id","The specific-trap value"),
|
||||
UAT_FLD_CSTRING(specific_traps,desc,"Description","Trap type description"),
|
||||
UAT_END_FIELDS
|
||||
};
|
||||
|
||||
uat_t* specific_traps_uat = uat_new("SNMP Enterprise Specific Trap Types",
|
||||
sizeof(snmp_st_assoc_t),
|
||||
"snmp_specific_traps",
|
||||
TRUE,
|
||||
&specific_traps,
|
||||
&num_specific_traps,
|
||||
UAT_AFFECTS_DISSECTION, /* affects dissection of packets, but not set of named fields */
|
||||
"ChSNMPEnterpriseSpecificTrapTypes",
|
||||
snmp_specific_trap_copy_cb,
|
||||
NULL,
|
||||
snmp_specific_trap_free_cb,
|
||||
NULL,
|
||||
specific_traps_flds);
|
||||
uat_t* specific_traps_uat = uat_new("SNMP Enterprise Specific Trap Types",
|
||||
sizeof(snmp_st_assoc_t),
|
||||
"snmp_specific_traps",
|
||||
TRUE,
|
||||
&specific_traps,
|
||||
&num_specific_traps,
|
||||
UAT_AFFECTS_DISSECTION, /* affects dissection of packets, but not set of named fields */
|
||||
"ChSNMPEnterpriseSpecificTrapTypes",
|
||||
snmp_specific_trap_copy_cb,
|
||||
NULL,
|
||||
snmp_specific_trap_free_cb,
|
||||
NULL,
|
||||
specific_traps_flds);
|
||||
|
||||
/* Register protocol */
|
||||
proto_snmp = proto_register_protocol(PNAME, PSNAME, PFNAME);
|
||||
new_register_dissector("snmp", dissect_snmp, proto_snmp);
|
||||
/* Register protocol */
|
||||
proto_snmp = proto_register_protocol(PNAME, PSNAME, PFNAME);
|
||||
new_register_dissector("snmp", dissect_snmp, proto_snmp);
|
||||
|
||||
/* Register fields and subtrees */
|
||||
proto_register_field_array(proto_snmp, hf, array_length(hf));
|
||||
proto_register_subtree_array(ett, array_length(ett));
|
||||
expert_snmp = expert_register_protocol(proto_snmp);
|
||||
expert_register_field_array(expert_snmp, ei, array_length(ei));
|
||||
/* Register fields and subtrees */
|
||||
proto_register_field_array(proto_snmp, hf, array_length(hf));
|
||||
proto_register_subtree_array(ett, array_length(ett));
|
||||
expert_snmp = expert_register_protocol(proto_snmp);
|
||||
expert_register_field_array(expert_snmp, ei, array_length(ei));
|
||||
|
||||
|
||||
/* Register configuration preferences */
|
||||
snmp_module = prefs_register_protocol(proto_snmp, process_prefs);
|
||||
prefs_register_bool_preference(snmp_module, "display_oid",
|
||||
/* Register configuration preferences */
|
||||
snmp_module = prefs_register_protocol(proto_snmp, process_prefs);
|
||||
prefs_register_bool_preference(snmp_module, "display_oid",
|
||||
"Show SNMP OID in info column",
|
||||
"Whether the SNMP OID should be shown in the info column",
|
||||
&display_oid);
|
||||
|
||||
prefs_register_obsolete_preference(snmp_module, "mib_modules");
|
||||
prefs_register_obsolete_preference(snmp_module, "users_file");
|
||||
prefs_register_obsolete_preference(snmp_module, "mib_modules");
|
||||
prefs_register_obsolete_preference(snmp_module, "users_file");
|
||||
|
||||
prefs_register_bool_preference(snmp_module, "desegment",
|
||||
prefs_register_bool_preference(snmp_module, "desegment",
|
||||
"Reassemble SNMP-over-TCP messages\nspanning multiple TCP segments",
|
||||
"Whether the SNMP 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.",
|
||||
&snmp_desegment);
|
||||
|
||||
prefs_register_bool_preference(snmp_module, "var_in_tree",
|
||||
prefs_register_bool_preference(snmp_module, "var_in_tree",
|
||||
"Display dissected variables inside SNMP tree",
|
||||
"ON - display dissected variables inside SNMP tree, OFF - display dissected variables in root tree after SNMP",
|
||||
&snmp_var_in_tree);
|
||||
|
||||
prefs_register_uat_preference(snmp_module, "users_table",
|
||||
prefs_register_uat_preference(snmp_module, "users_table",
|
||||
"Users Table",
|
||||
"Table of engine-user associations used for authentication and decryption",
|
||||
assocs_uat);
|
||||
|
||||
prefs_register_uat_preference(snmp_module, "specific_traps_table",
|
||||
prefs_register_uat_preference(snmp_module, "specific_traps_table",
|
||||
"Enterprise Specific Trap Types",
|
||||
"Table of enterprise specific-trap type descriptions",
|
||||
specific_traps_uat);
|
||||
|
||||
#ifdef HAVE_LIBSMI
|
||||
prefs_register_static_text_preference(snmp_module, "info_mibs",
|
||||
"MIB settings can be changed in the Name Resolution preferences",
|
||||
"MIB settings can be changed in the Name Resolution preferences");
|
||||
prefs_register_static_text_preference(snmp_module, "info_mibs",
|
||||
"MIB settings can be changed in the Name Resolution preferences",
|
||||
"MIB settings can be changed in the Name Resolution preferences");
|
||||
#endif
|
||||
|
||||
value_sub_dissectors_table = register_dissector_table("snmp.variable_oid","SNMP Variable OID", FT_STRING, BASE_NONE);
|
||||
value_sub_dissectors_table = register_dissector_table("snmp.variable_oid","SNMP Variable OID", FT_STRING, BASE_NONE);
|
||||
|
||||
register_init_routine(renew_ue_cache);
|
||||
register_init_routine(renew_ue_cache);
|
||||
|
||||
register_ber_syntax_dissector("SNMP", proto_snmp, dissect_snmp_tcp);
|
||||
register_ber_syntax_dissector("SNMP", proto_snmp, dissect_snmp_tcp);
|
||||
}
|
||||
|
||||
|
||||
|
|
Loading…
Reference in New Issue