diff options
Diffstat (limited to 'epan/dissectors/packet-ypbind.c')
| -rw-r--r-- | epan/dissectors/packet-ypbind.c | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/epan/dissectors/packet-ypbind.c b/epan/dissectors/packet-ypbind.c new file mode 100644 index 00000000..4d4965ca --- /dev/null +++ b/epan/dissectors/packet-ypbind.c @@ -0,0 +1,227 @@ +/* packet-ypbind.c + * Routines for ypbind dissection + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * Copyright 1998 Gerald Combs + * + * Copied from packet-smb.c + * + * 2001 Ronnie Sahlberg, added dissectors for the commands + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "config.h" + +#include "packet-rpc.h" +#include "packet-ypbind.h" + +void proto_register_ypbind(void); +void proto_reg_handoff_ypbind(void); + +static int proto_ypbind = -1; +static int hf_ypbind_procedure_v1 = -1; +static int hf_ypbind_procedure_v2 = -1; +static int hf_ypbind_domain = -1; +static int hf_ypbind_resp_type = -1; +/* static int hf_ypbind_error = -1; */ +static int hf_ypbind_addr = -1; +static int hf_ypbind_port = -1; +static int hf_ypbind_setdom_version = -1; + +static gint ett_ypbind = -1; + + +static int +dissect_ypbind_domain_v2_request(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void* data _U_) +{ + /* domain */ + return dissect_rpc_string(tvb, tree, hf_ypbind_domain, 0, NULL); +} + +#define YPBIND_RESP_TYPE_SUCC_VAL 1 +#define YPBIND_RESP_TYPE_FAIL_VAL 2 +static const value_string resp_type_vals[] = { + {YPBIND_RESP_TYPE_SUCC_VAL, "SUCC_VAL"}, + {YPBIND_RESP_TYPE_FAIL_VAL, "FAIL_VAL"}, + {0, NULL} +}; + +#if 0 +#define YPBIND_ERROR_ERR 1 +#define YPBIND_ERROR_NOSERV 2 +#define YPBIND_ERROR_RESC 3 +static const value_string error_vals[] = { + {YPBIND_ERROR_ERR, "Internal error"}, + {YPBIND_ERROR_NOSERV, "No bound server for passed domain"}, + {YPBIND_ERROR_RESC, "System resource allocation failure"}, + {0, NULL} +}; +#endif + +static int +dissect_ypbind_domain_v2_reply(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void* data _U_) +{ + guint32 type; + int offset = 0; + + /* response type */ + type=tvb_get_ntohl(tvb, offset); + offset = dissect_rpc_uint32(tvb, tree, hf_ypbind_resp_type, offset); + + switch(type){ + case YPBIND_RESP_TYPE_SUCC_VAL: + /* ip address */ + proto_tree_add_item(tree, hf_ypbind_addr, + tvb, offset, 4, ENC_BIG_ENDIAN); + offset += 4; + + /* port */ + offset = dissect_rpc_uint32(tvb, tree, + hf_ypbind_port, offset); + + break; + case YPBIND_RESP_TYPE_FAIL_VAL: + /* error */ + offset = dissect_rpc_uint32(tvb, tree, + hf_ypbind_resp_type, offset); + break; + } + + return offset; +} + +static int +dissect_ypbind_setdomain_v2_request(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void* data _U_) +{ + int offset = 0; + + /* domain */ + offset = dissect_rpc_string(tvb, tree, + hf_ypbind_domain, offset, NULL); + + /* ip address */ + proto_tree_add_item(tree, hf_ypbind_addr, + tvb, offset, 4, ENC_BIG_ENDIAN); + offset += 4; + + /* port */ + offset = dissect_rpc_uint32(tvb, tree, + hf_ypbind_port, offset); + + /* version */ + offset = dissect_rpc_uint32(tvb, tree, + hf_ypbind_setdom_version, offset); + + return offset; +} + + + +/* proc number, "proc name", dissect_request, dissect_reply */ +static const vsff ypbind1_proc[] = { + { YPBINDPROC_NULL, "NULL", + dissect_rpc_void, dissect_rpc_void }, + { YPBINDPROC_DOMAIN, "DOMAIN", dissect_rpc_unknown, dissect_rpc_unknown }, + { YPBINDPROC_SETDOM, "SETDOMAIN", dissect_rpc_unknown, dissect_rpc_unknown }, + { 0, NULL, NULL, NULL } +}; +static const value_string ypbind1_proc_vals[] = { + { YPBINDPROC_NULL, "NULL" }, + { YPBINDPROC_DOMAIN, "DOMAIN" }, + { YPBINDPROC_SETDOM, "SETDOMAIN" }, + { 0, NULL } +}; +/* end of YPBind version 1 */ + +static const vsff ypbind2_proc[] = { + { YPBINDPROC_NULL, "NULL", + dissect_rpc_void, dissect_rpc_void }, + { YPBINDPROC_DOMAIN, "DOMAIN", + dissect_ypbind_domain_v2_request, dissect_ypbind_domain_v2_reply}, + { YPBINDPROC_SETDOM, "SETDOMAIN", + dissect_ypbind_setdomain_v2_request, dissect_rpc_void }, + { 0, NULL, NULL, NULL } +}; +static const value_string ypbind2_proc_vals[] = { + { YPBINDPROC_NULL, "NULL" }, + { YPBINDPROC_DOMAIN, "DOMAIN" }, + { YPBINDPROC_SETDOM, "SETDOMAIN" }, + { 0, NULL } +}; +/* end of YPBind version 2 */ + + +static const rpc_prog_vers_info ypbind_vers_info[] = { + { 1, ypbind1_proc, &hf_ypbind_procedure_v1 }, + { 2, ypbind2_proc, &hf_ypbind_procedure_v2 }, +}; + +void +proto_register_ypbind(void) +{ + static hf_register_info hf[] = { + { &hf_ypbind_procedure_v1, { + "V1 Procedure", "ypbind.procedure_v1", FT_UINT32, BASE_DEC, + VALS(ypbind1_proc_vals), 0, NULL, HFILL }}, + { &hf_ypbind_procedure_v2, { + "V2 Procedure", "ypbind.procedure_v2", FT_UINT32, BASE_DEC, + VALS(ypbind2_proc_vals), 0, NULL, HFILL }}, + { &hf_ypbind_domain, { + "Domain", "ypbind.domain", FT_STRING, BASE_NONE, + NULL, 0, "Name of the NIS/YP Domain", HFILL }}, + + { &hf_ypbind_resp_type, { + "Response Type", "ypbind.resp_type", FT_UINT32, BASE_DEC, + VALS(resp_type_vals), 0, NULL, HFILL }}, + +#if 0 + { &hf_ypbind_error, { + "Error", "ypbind.error", FT_UINT32, BASE_DEC, + VALS(error_vals), 0, "YPBIND Error code", HFILL }}, +#endif + { &hf_ypbind_addr, { + "IP Addr", "ypbind.addr", FT_IPv4, BASE_NONE, + NULL, 0, "IP Address of server", HFILL }}, + + { &hf_ypbind_port, { + "Port", "ypbind.port", FT_UINT32, BASE_DEC, + NULL, 0, "Port to use", HFILL }}, + + { &hf_ypbind_setdom_version, { + "Version", "ypbind.setdom.version", FT_UINT32, BASE_DEC, + NULL, 0, "Version of setdom", HFILL }}, + + }; + + static gint *ett[] = { + &ett_ypbind, + }; + + proto_ypbind = proto_register_protocol("Yellow Pages Bind", + "YPBIND", "ypbind"); + proto_register_field_array(proto_ypbind, hf, array_length(hf)); + proto_register_subtree_array(ett, array_length(ett)); +} + +void +proto_reg_handoff_ypbind(void) +{ + /* Register the protocol as RPC */ + rpc_init_prog(proto_ypbind, YPBIND_PROGRAM, ett_ypbind, + G_N_ELEMENTS(ypbind_vers_info), ypbind_vers_info); +} + +/* + * Editor modelines - https://www.wireshark.org/tools/modelines.html + * + * Local variables: + * c-basic-offset: 8 + * tab-width: 8 + * indent-tabs-mode: t + * End: + * + * vi: set shiftwidth=8 tabstop=8 noexpandtab: + * :indentSize=8:tabSize=8:noTabs=false: + */ |