1059 lines
32 KiB
C
1059 lines
32 KiB
C
/* packet-mount.c
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* Routines for mount dissection
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* Copied from packet-smb.c
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include <epan/exceptions.h>
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#include <epan/to_str.h>
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#include "packet-mount.h"
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#include "packet-nfs.h"
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void proto_register_mount(void);
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void proto_reg_handoff_mount(void);
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static int proto_mount = -1;
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static int proto_sgi_mount = -1;
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static int hf_mount_procedure_v1 = -1;
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static int hf_mount_procedure_v2 = -1;
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static int hf_mount_procedure_v3 = -1;
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static int hf_sgi_mount_procedure_v1 = -1;
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static int hf_mount_path = -1;
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static int hf_mount3_status = -1;
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static int hf_mount_mountlist_hostname = -1;
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static int hf_mount_mountlist_directory = -1;
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static int hf_mount_mountlist = -1;
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static int hf_mount_groups_group = -1;
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static int hf_mount_groups = -1;
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static int hf_mount_exportlist_directory = -1;
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static int hf_mount_exportlist = -1;
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static int hf_mount_has_options = -1;
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static int hf_mount_options = -1;
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static int hf_mount_pathconf_link_max = -1;
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static int hf_mount_pathconf_max_canon = -1;
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static int hf_mount_pathconf_max_input = -1;
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static int hf_mount_pathconf_name_max = -1;
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static int hf_mount_pathconf_path_max = -1;
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static int hf_mount_pathconf_pipe_buf = -1;
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static int hf_mount_pathconf_vdisable = -1;
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static int hf_mount_pathconf_mask = -1;
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static int hf_mount_pathconf_error_all = -1;
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static int hf_mount_pathconf_error_link_max = -1;
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static int hf_mount_pathconf_error_max_canon = -1;
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static int hf_mount_pathconf_error_max_input = -1;
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static int hf_mount_pathconf_error_name_max = -1;
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static int hf_mount_pathconf_error_path_max = -1;
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static int hf_mount_pathconf_error_pipe_buf = -1;
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static int hf_mount_pathconf_chown_restricted = -1;
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static int hf_mount_pathconf_no_trunc = -1;
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static int hf_mount_pathconf_error_vdisable = -1;
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static int hf_mount_statvfs_bsize = -1;
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static int hf_mount_statvfs_frsize = -1;
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static int hf_mount_statvfs_blocks = -1;
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static int hf_mount_statvfs_bfree = -1;
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static int hf_mount_statvfs_bavail = -1;
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static int hf_mount_statvfs_files = -1;
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static int hf_mount_statvfs_ffree = -1;
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static int hf_mount_statvfs_favail = -1;
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static int hf_mount_statvfs_fsid = -1;
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static int hf_mount_statvfs_basetype = -1;
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static int hf_mount_statvfs_flag = -1;
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static int hf_mount_statvfs_flag_rdonly = -1;
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static int hf_mount_statvfs_flag_nosuid = -1;
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static int hf_mount_statvfs_flag_notrunc = -1;
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static int hf_mount_statvfs_flag_nodev = -1;
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static int hf_mount_statvfs_flag_grpid = -1;
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static int hf_mount_statvfs_flag_local = -1;
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static int hf_mount_statvfs_namemax = -1;
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static int hf_mount_statvfs_fstr = -1;
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static int hf_mount_flavors = -1;
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static int hf_mount_flavor = -1;
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static gint ett_mount = -1;
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static gint ett_mount_mountlist = -1;
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static gint ett_mount_groups = -1;
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static gint ett_mount_exportlist = -1;
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static gint ett_mount_pathconf_mask = -1;
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static gint ett_mount_statvfs_flag = -1;
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#define MAX_GROUP_NAME_LIST 128
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static char group_name_list[MAX_GROUP_NAME_LIST];
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static int group_names_len;
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/* RFC 1813, Page 107 */
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static const value_string mount3_mountstat3[] =
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{
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{ 0, "OK" },
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{ 1, "ERR_PERM" },
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{ 2, "ERR_NOENT" },
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{ 5, "ERR_IO" },
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{ 13, "ERR_ACCESS" },
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{ 20, "ERR_NOTDIR" },
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{ 22, "ERR_INVAL" },
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{ 63, "ERR_NAMETOOLONG" },
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{ 10004, "ERR_NOTSUPP" },
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{ 10006, "ERR_SERVERFAULT" },
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{ 0, NULL }
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};
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/* RFC 1094, Page 24 */
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/* This function dissects fhstatus for v1 and v2 of the mount protocol.
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* Formally, hf_mount3_status only define the status codes returned by version
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* 3 of the protocol.
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* Though not formally defined in the standard, we use the same
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* value-to-string mappings as version 3 since we believe that this mapping
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* is consistant with most v1 and v2 implementations.
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*/
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static int
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dissect_fhstatus(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, rpc_call_info_value* civ)
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{
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gint32 status;
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status=tvb_get_ntohl(tvb,offset);
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offset = dissect_rpc_uint32(tvb,tree,hf_mount3_status,offset);
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switch (status) {
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case 0:
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offset = dissect_fhandle(tvb,offset,pinfo,tree,"fhandle", NULL, civ);
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break;
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default:
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/* void */
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col_append_fstr(
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pinfo->cinfo, COL_INFO, " Error:%s",
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val_to_str(status, mount3_mountstat3,
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"Unknown (0x%08X)"));
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break;
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}
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return offset;
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}
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static int
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dissect_mount_dirpath_call(tvbuff_t *tvb, packet_info *pinfo,
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proto_tree *tree, void* data)
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{
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const char *mountpoint=NULL;
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int offset = 0;
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if((!pinfo->fd->flags.visited) && nfs_file_name_snooping){
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rpc_call_info_value *civ=(rpc_call_info_value *)data;
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if(civ->request && (civ->proc==1)){
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const gchar *host;
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unsigned char *name;
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guint32 len;
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unsigned char *ptr;
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host=address_to_str(wmem_packet_scope(), &pinfo->dst);
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len=tvb_get_ntohl(tvb, offset);
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if (len >= ITEM_LABEL_LENGTH)
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THROW(ReportedBoundsError);
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name=(unsigned char *)g_malloc(strlen(host)+1+len+1+200);
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ptr=name;
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memcpy(ptr, host, strlen(host));
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ptr+=strlen(host);
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*ptr++=':';
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tvb_memcpy(tvb, ptr, offset+4, len);
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ptr+=len;
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*ptr=0;
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nfs_name_snoop_add_name(civ->xid, tvb, -1, (gint)strlen(name), 0, 0, name);
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}
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}
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offset = dissect_rpc_string(tvb,tree,hf_mount_path,offset,&mountpoint);
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col_append_fstr(pinfo->cinfo, COL_INFO," %s", mountpoint);
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return offset;
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}
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/* RFC 1094, Page 25,26 */
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static int
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dissect_mount1_mnt_reply(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data)
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{
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return dissect_fhstatus(tvb,0,pinfo,tree,(rpc_call_info_value*)data);
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}
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/* RFC 1094, Page 26 */
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/* RFC 1813, Page 110 */
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static int
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dissect_mountlist(tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, void* data _U_)
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{
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proto_item* lock_item;
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proto_tree* lock_tree;
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int old_offset = offset;
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const char* hostname;
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const char* directory;
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lock_item = proto_tree_add_item(tree, hf_mount_mountlist, tvb,
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offset, -1, ENC_NA);
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lock_tree = proto_item_add_subtree(lock_item, ett_mount_mountlist);
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offset = dissect_rpc_string(tvb, lock_tree,
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hf_mount_mountlist_hostname, offset, &hostname);
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offset = dissect_rpc_string(tvb, lock_tree,
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hf_mount_mountlist_directory, offset, &directory);
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if (lock_item) {
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/* now we have a nicer string */
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proto_item_set_text(lock_item, "Mount List Entry: %s:%s", hostname, directory);
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/* now we know, that mountlist is shorter */
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proto_item_set_len(lock_item, offset - old_offset);
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}
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return offset;
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}
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/* RFC 1094, Page 26 */
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/* RFC 1813, Page 110 */
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static int
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dissect_mount_dump_reply(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
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{
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return dissect_rpc_list(tvb, pinfo, tree, 0,
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dissect_mountlist, NULL);
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}
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/* RFC 1094, Page 26 */
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/* RFC 1813, Page 110 */
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static int
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dissect_group(tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, void* data _U_)
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{
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int str_len;
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if (group_names_len < MAX_GROUP_NAME_LIST - 5) {
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str_len=tvb_get_nstringz(tvb,offset+4,
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MAX_GROUP_NAME_LIST-5-group_names_len,
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group_name_list+group_names_len);
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if((group_names_len>=(MAX_GROUP_NAME_LIST-5))||(str_len<0)){
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g_snprintf(group_name_list+(MAX_GROUP_NAME_LIST-5), 5, "...");
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group_names_len=MAX_GROUP_NAME_LIST - 1;
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} else {
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group_names_len+=str_len;
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group_name_list[group_names_len++]=' ';
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}
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group_name_list[group_names_len]=0;
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}
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offset = dissect_rpc_string(tvb, tree,
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hf_mount_groups_group, offset, NULL);
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return offset;
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}
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/* RFC 1094, Page 26 */
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/* RFC 1813, Page 113 */
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static int
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dissect_exportlist(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, void* data _U_)
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{
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proto_item* exportlist_item = NULL;
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proto_tree* exportlist_tree = NULL;
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int old_offset = offset;
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int groups_offset;
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proto_item* groups_item = NULL;
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proto_item* groups_tree = NULL;
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const char* directory;
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group_name_list[0]=0;
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group_names_len=0;
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if (tree) {
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exportlist_item = proto_tree_add_item(tree, hf_mount_exportlist, tvb, offset, -1, ENC_NA);
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exportlist_tree = proto_item_add_subtree(exportlist_item, ett_mount_exportlist);
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}
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offset = dissect_rpc_string(tvb, exportlist_tree,
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hf_mount_exportlist_directory, offset, &directory);
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groups_offset = offset;
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groups_item = proto_tree_add_item(exportlist_tree, hf_mount_groups, tvb, offset, -1, ENC_NA);
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groups_tree = proto_item_add_subtree(groups_item, ett_mount_groups);
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offset = dissect_rpc_list(tvb, pinfo, groups_tree, offset,
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dissect_group, NULL);
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if (groups_item) {
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/* mark empty lists */
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if (offset - groups_offset == 4) {
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proto_item_set_text(groups_item, "Groups: empty");
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}
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/* now we know, that groups is shorter */
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proto_item_set_len(groups_item, offset - groups_offset);
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}
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if (exportlist_item) {
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/* now we have a nicer string */
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proto_item_set_text(exportlist_item, "Export List Entry: %s -> %s", directory,group_name_list);
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/* now we know, that exportlist is shorter */
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proto_item_set_len(exportlist_item, offset - old_offset);
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}
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return offset;
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}
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/* RFC 1094, Page 26 */
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/* RFC 1813, Page 113 */
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static int
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dissect_mount_export_reply(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
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{
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return dissect_rpc_list(tvb, pinfo, tree, 0,
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dissect_exportlist, NULL);
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}
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#define OFFS_MASK 32 /* offset of the "pc_mask" field */
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#define PC_ERROR_ALL 0x0001
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#define PC_ERROR_LINK_MAX 0x0002
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#define PC_ERROR_MAX_CANON 0x0004
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#define PC_ERROR_MAX_INPUT 0x0008
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#define PC_ERROR_NAME_MAX 0x0010
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#define PC_ERROR_PATH_MAX 0x0020
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#define PC_ERROR_PIPE_BUF 0x0040
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#define PC_CHOWN_RESTRICTED 0x0080
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#define PC_NO_TRUNC 0x0100
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#define PC_ERROR_VDISABLE 0x0200
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static const true_false_string tos_error_all = {
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"All info invalid",
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"Some or all info valid"
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};
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static const true_false_string tos_error_link_max = {
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"LINK_MAX invalid",
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"LINK_MAX valid"
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};
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static const true_false_string tos_error_max_canon = {
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"MAX_CANON invalid",
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"MAX_CANON valid"
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};
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static const true_false_string tos_error_max_input = {
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"MAX_INPUT invalid",
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"MAX_INPUT valid"
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};
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static const true_false_string tos_error_name_max = {
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"NAME_MAX invalid",
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"NAME_MAX valid"
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};
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static const true_false_string tos_error_path_max = {
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"PATH_MAX invalid",
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"PATH_MAX valid"
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};
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static const true_false_string tos_error_pipe_buf = {
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"PIPE_BUF invalid",
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"PIPE_BUF valid"
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};
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static const true_false_string tos_chown_restricted = {
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"Only a privileged user can change the ownership of a file",
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"Users may give away their own files"
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};
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static const true_false_string tos_no_trunc = {
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"File names that are too long will get an error",
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"File names that are too long will be truncated"
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};
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static const true_false_string tos_error_vdisable = {
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"VDISABLE invalid",
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"VDISABLE valid"
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};
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static int
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dissect_mount_pathconf_reply(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void* data _U_)
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{
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guint32 pc_mask;
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static const int * flags[] = {
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&hf_mount_pathconf_error_all,
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&hf_mount_pathconf_error_link_max,
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&hf_mount_pathconf_error_max_canon,
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&hf_mount_pathconf_error_max_input,
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&hf_mount_pathconf_error_name_max,
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&hf_mount_pathconf_error_path_max,
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&hf_mount_pathconf_error_pipe_buf,
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&hf_mount_pathconf_chown_restricted,
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&hf_mount_pathconf_no_trunc,
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&hf_mount_pathconf_error_vdisable,
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NULL
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};
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int offset = 0;
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/*
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* Extract the mask first, so we know which other fields the
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* server was able to return to us.
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*/
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pc_mask = tvb_get_ntohl(tvb, offset+OFFS_MASK) & 0xffff;
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if (!(pc_mask & (PC_ERROR_LINK_MAX|PC_ERROR_ALL))) {
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dissect_rpc_uint32(tvb,tree,hf_mount_pathconf_link_max,offset);
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}
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offset += 4;
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if (!(pc_mask & (PC_ERROR_MAX_CANON|PC_ERROR_ALL))) {
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proto_tree_add_item(tree,
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hf_mount_pathconf_max_canon,tvb,offset+2,2,
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tvb_get_ntohs(tvb,offset)&0xffff);
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}
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offset += 4;
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if (!(pc_mask & (PC_ERROR_MAX_INPUT|PC_ERROR_ALL))) {
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proto_tree_add_item(tree,
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hf_mount_pathconf_max_input,tvb,offset+2,2,
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tvb_get_ntohs(tvb,offset)&0xffff);
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}
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offset += 4;
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if (!(pc_mask & (PC_ERROR_NAME_MAX|PC_ERROR_ALL))) {
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proto_tree_add_item(tree,
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hf_mount_pathconf_name_max,tvb,offset+2,2,
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tvb_get_ntohs(tvb,offset)&0xffff);
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}
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offset += 4;
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if (!(pc_mask & (PC_ERROR_PATH_MAX|PC_ERROR_ALL))) {
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proto_tree_add_item(tree,
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hf_mount_pathconf_path_max,tvb,offset+2,2,
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tvb_get_ntohs(tvb,offset)&0xffff);
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}
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offset += 4;
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if (!(pc_mask & (PC_ERROR_PIPE_BUF|PC_ERROR_ALL))) {
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proto_tree_add_item(tree,
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hf_mount_pathconf_pipe_buf,tvb,offset+2,2,
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tvb_get_ntohs(tvb,offset)&0xffff);
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}
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offset += 4;
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offset += 4; /* skip "pc_xxx" pad field */
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if (!(pc_mask & (PC_ERROR_VDISABLE|PC_ERROR_ALL))) {
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proto_tree_add_item(tree,
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hf_mount_pathconf_vdisable,tvb,offset+3,1,
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tvb_get_ntohs(tvb,offset)&0xffff);
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|
}
|
|
offset += 4;
|
|
|
|
proto_tree_add_bitmask(tree, tvb, offset+2, hf_mount_pathconf_mask, ett_mount_pathconf_mask, flags, ENC_BIG_ENDIAN);
|
|
|
|
offset += 8;
|
|
return offset;
|
|
}
|
|
|
|
|
|
/* RFC 1813, Page 107 */
|
|
static int
|
|
dissect_mountstat3(packet_info *pinfo, tvbuff_t *tvb, proto_tree *tree, int offset, int hfindex, guint32 *status)
|
|
{
|
|
guint32 mountstat3;
|
|
|
|
mountstat3 = tvb_get_ntohl(tvb, offset);
|
|
if(mountstat3){
|
|
col_append_fstr(
|
|
pinfo->cinfo, COL_INFO, " Error:%s",
|
|
val_to_str(mountstat3, mount3_mountstat3,
|
|
"Unknown (0x%08X)"));
|
|
}
|
|
|
|
offset = dissect_rpc_uint32(tvb,tree,hfindex,offset);
|
|
*status = mountstat3;
|
|
return offset;
|
|
}
|
|
|
|
/* RFC 1831, Page 109 */
|
|
static int
|
|
dissect_mount3_mnt_reply(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data)
|
|
{
|
|
guint32 status;
|
|
guint32 auth_flavors;
|
|
guint32 auth_flavor;
|
|
guint32 auth_flavor_i;
|
|
int offset = 0;
|
|
|
|
offset = dissect_mountstat3(pinfo,tvb,tree,offset,hf_mount3_status,&status);
|
|
|
|
switch (status) {
|
|
case 0:
|
|
offset = dissect_nfs3_fh(tvb,offset,pinfo,tree,"fhandle",NULL,(rpc_call_info_value*)data);
|
|
|
|
auth_flavors = tvb_get_ntohl(tvb, offset);
|
|
proto_tree_add_uint(tree,hf_mount_flavors, tvb,
|
|
offset, 4, auth_flavors);
|
|
offset += 4;
|
|
for (auth_flavor_i = 0 ; auth_flavor_i < auth_flavors ; auth_flavor_i++) {
|
|
auth_flavor = tvb_get_ntohl(tvb, offset);
|
|
proto_tree_add_uint(tree,hf_mount_flavor, tvb,
|
|
offset, 4, auth_flavor);
|
|
offset += 4;
|
|
}
|
|
break;
|
|
default:
|
|
/* void */
|
|
break;
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
static int
|
|
dissect_sgi_exportlist(tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, void* data _U_)
|
|
{
|
|
proto_item* exportlist_item = NULL;
|
|
proto_tree* exportlist_tree = NULL;
|
|
int old_offset = offset;
|
|
const char* directory, *options;
|
|
|
|
if (tree) {
|
|
exportlist_item = proto_tree_add_item(tree, hf_mount_exportlist,
|
|
tvb, offset, -1, ENC_NA);
|
|
if (exportlist_item)
|
|
exportlist_tree = proto_item_add_subtree(exportlist_item,
|
|
ett_mount_exportlist);
|
|
}
|
|
|
|
offset = dissect_rpc_string(tvb, exportlist_tree,
|
|
hf_mount_exportlist_directory, offset, &directory);
|
|
|
|
offset = dissect_rpc_bool(tvb, exportlist_tree,
|
|
hf_mount_has_options, offset);
|
|
|
|
offset = dissect_rpc_string(tvb, exportlist_tree, hf_mount_options,
|
|
offset, &options);
|
|
|
|
if (exportlist_item) {
|
|
/* now we have a nicer string */
|
|
proto_item_set_text(exportlist_item,
|
|
"Export List Entry: %s %s", directory,
|
|
options);
|
|
/* now we know, that exportlist is shorter */
|
|
proto_item_set_len(exportlist_item, offset - old_offset);
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
static int
|
|
dissect_mount_exportlist_reply(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
|
|
{
|
|
return dissect_rpc_list(tvb, pinfo, tree, 0,
|
|
dissect_sgi_exportlist, NULL);
|
|
}
|
|
|
|
#define ST_RDONLY 0x00000001
|
|
#define ST_NOSUID 0x00000002
|
|
#define ST_NOTRUNC 0x00000004
|
|
#define ST_NODEV 0x20000000
|
|
#define ST_GRPID 0x40000000
|
|
#define ST_LOCAL 0x80000000
|
|
|
|
static const true_false_string tos_st_rdonly = {
|
|
"Read-only file system",
|
|
"Read/Write file system"
|
|
};
|
|
|
|
static const true_false_string tos_st_nosuid = {
|
|
"Does not support setuid/setgid semantics",
|
|
"Supports setuid/setgid semantics"
|
|
};
|
|
|
|
static const true_false_string tos_st_notrunc = {
|
|
"Does not truncate filenames longer than NAME_MAX",
|
|
"Truncates filenames longer than NAME_MAX"
|
|
};
|
|
|
|
static const true_false_string tos_st_nodev = {
|
|
"Disallows opening of device files",
|
|
"Allows opening of device files"
|
|
};
|
|
|
|
static const true_false_string tos_st_grpid = {
|
|
"Group ID assigned from directory",
|
|
"Group ID not assigned from directory"
|
|
};
|
|
|
|
static const true_false_string tos_st_local = {
|
|
"File system is local",
|
|
"File system is not local"
|
|
};
|
|
|
|
static int
|
|
dissect_mount_statvfs_reply(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void* data _U_)
|
|
{
|
|
static const int * flags[] = {
|
|
&hf_mount_statvfs_flag_rdonly,
|
|
&hf_mount_statvfs_flag_nosuid,
|
|
&hf_mount_statvfs_flag_notrunc,
|
|
&hf_mount_statvfs_flag_nodev,
|
|
&hf_mount_statvfs_flag_grpid,
|
|
&hf_mount_statvfs_flag_local,
|
|
NULL
|
|
};
|
|
int offset = 0;
|
|
|
|
dissect_rpc_uint32(tvb, tree, hf_mount_statvfs_bsize, offset);
|
|
offset += 4;
|
|
|
|
dissect_rpc_uint32(tvb, tree, hf_mount_statvfs_frsize, offset);
|
|
offset += 4;
|
|
|
|
dissect_rpc_uint32(tvb, tree, hf_mount_statvfs_blocks, offset);
|
|
offset += 4;
|
|
|
|
dissect_rpc_uint32(tvb, tree, hf_mount_statvfs_bfree, offset);
|
|
offset += 4;
|
|
|
|
dissect_rpc_uint32(tvb, tree, hf_mount_statvfs_bavail, offset);
|
|
offset += 4;
|
|
|
|
dissect_rpc_uint32(tvb, tree, hf_mount_statvfs_files, offset);
|
|
offset += 4;
|
|
|
|
dissect_rpc_uint32(tvb, tree, hf_mount_statvfs_ffree, offset);
|
|
offset += 4;
|
|
|
|
dissect_rpc_uint32(tvb, tree, hf_mount_statvfs_favail, offset);
|
|
offset += 4;
|
|
|
|
dissect_rpc_bytes(tvb, tree, hf_mount_statvfs_basetype, offset,
|
|
16, TRUE, NULL);
|
|
offset += 16;
|
|
|
|
dissect_rpc_bytes(tvb, tree, hf_mount_statvfs_fstr, offset, 32, FALSE, NULL);
|
|
offset += 32;
|
|
|
|
dissect_rpc_uint32(tvb, tree, hf_mount_statvfs_fsid, offset);
|
|
offset += 4;
|
|
|
|
proto_tree_add_bitmask(tree, tvb, offset, hf_mount_statvfs_flag, ett_mount_statvfs_flag, flags, ENC_BIG_ENDIAN);
|
|
offset += 4;
|
|
|
|
dissect_rpc_uint32(tvb, tree, hf_mount_statvfs_namemax, offset);
|
|
offset += 4;
|
|
|
|
return offset;
|
|
}
|
|
|
|
/* proc number, "proc name", dissect_request, dissect_reply */
|
|
|
|
/* Mount protocol version 1, RFC 1094 */
|
|
static const vsff mount1_proc[] = {
|
|
{ 0, "NULL",
|
|
dissect_rpc_void, dissect_rpc_void },
|
|
{ MOUNTPROC_MNT, "MNT",
|
|
dissect_mount_dirpath_call, dissect_mount1_mnt_reply },
|
|
{ MOUNTPROC_DUMP, "DUMP",
|
|
dissect_rpc_void, dissect_mount_dump_reply },
|
|
{ MOUNTPROC_UMNT, "UMNT",
|
|
dissect_mount_dirpath_call, dissect_rpc_void },
|
|
{ MOUNTPROC_UMNTALL, "UMNTALL",
|
|
dissect_rpc_void, dissect_rpc_void },
|
|
{ MOUNTPROC_EXPORT, "EXPORT",
|
|
dissect_rpc_void, dissect_mount_export_reply },
|
|
{ MOUNTPROC_EXPORTALL, "EXPORTALL",
|
|
dissect_rpc_void, dissect_mount_export_reply },
|
|
{ 0, NULL, NULL, NULL }
|
|
};
|
|
static const value_string mount1_proc_vals[] = {
|
|
{ 0, "NULL" },
|
|
{ MOUNTPROC_MNT, "MNT" },
|
|
{ MOUNTPROC_DUMP, "DUMP" },
|
|
{ MOUNTPROC_UMNT, "UMNT" },
|
|
{ MOUNTPROC_UMNTALL, "UMNTALL" },
|
|
{ MOUNTPROC_EXPORT, "EXPORT" },
|
|
{ MOUNTPROC_EXPORTALL, "EXPORTALL" },
|
|
{ 0, NULL }
|
|
};
|
|
/* end of mount version 1 */
|
|
|
|
|
|
/* Mount protocol version 2, private communication from somebody at Sun;
|
|
mount V2 is V1 plus MOUNTPROC_PATHCONF to fetch information for the
|
|
POSIX "pathconf()" call. */
|
|
static const vsff mount2_proc[] = {
|
|
{ 0, "NULL",
|
|
dissect_rpc_void, dissect_rpc_void },
|
|
{ MOUNTPROC_MNT, "MNT",
|
|
dissect_mount_dirpath_call, dissect_mount1_mnt_reply },
|
|
{ MOUNTPROC_DUMP, "DUMP",
|
|
dissect_rpc_void, dissect_mount_dump_reply },
|
|
{ MOUNTPROC_UMNT, "UMNT",
|
|
dissect_mount_dirpath_call, dissect_rpc_void },
|
|
{ MOUNTPROC_UMNTALL, "UMNTALL",
|
|
dissect_rpc_void, dissect_rpc_void },
|
|
{ MOUNTPROC_EXPORT, "EXPORT",
|
|
dissect_rpc_void, dissect_mount_export_reply },
|
|
{ MOUNTPROC_EXPORTALL, "EXPORTALL",
|
|
dissect_rpc_void, dissect_mount_export_reply },
|
|
{ MOUNTPROC_PATHCONF, "PATHCONF",
|
|
dissect_mount_dirpath_call, dissect_mount_pathconf_reply },
|
|
{ 0, NULL, NULL, NULL }
|
|
};
|
|
static const value_string mount2_proc_vals[] = {
|
|
{ 0, "NULL" },
|
|
{ MOUNTPROC_MNT, "MNT" },
|
|
{ MOUNTPROC_DUMP, "DUMP" },
|
|
{ MOUNTPROC_UMNT, "UMNT" },
|
|
{ MOUNTPROC_UMNTALL, "UMNTALL" },
|
|
{ MOUNTPROC_EXPORT, "EXPORT" },
|
|
{ MOUNTPROC_EXPORTALL, "EXPORTALL" },
|
|
{ MOUNTPROC_PATHCONF, "PATHCONF" },
|
|
{ 0, NULL }
|
|
};
|
|
/* end of mount version 2 */
|
|
|
|
|
|
/* Mount protocol version 3, RFC 1813 */
|
|
static const vsff mount3_proc[] = {
|
|
{ 0, "NULL",
|
|
dissect_rpc_void, dissect_rpc_void },
|
|
{ MOUNTPROC_MNT, "MNT",
|
|
dissect_mount_dirpath_call, dissect_mount3_mnt_reply },
|
|
{ MOUNTPROC_DUMP, "DUMP",
|
|
dissect_rpc_void, dissect_mount_dump_reply },
|
|
{ MOUNTPROC_UMNT, "UMNT",
|
|
dissect_mount_dirpath_call, dissect_rpc_void },
|
|
{ MOUNTPROC_UMNTALL, "UMNTALL",
|
|
dissect_rpc_void, dissect_rpc_void },
|
|
{ MOUNTPROC_EXPORT, "EXPORT",
|
|
dissect_rpc_void, dissect_mount_export_reply },
|
|
{ 0, NULL, NULL, NULL }
|
|
};
|
|
static const value_string mount3_proc_vals[] = {
|
|
{ 0, "NULL" },
|
|
{ MOUNTPROC_MNT, "MNT" },
|
|
{ MOUNTPROC_DUMP, "DUMP" },
|
|
{ MOUNTPROC_UMNT, "UMNT" },
|
|
{ MOUNTPROC_UMNTALL, "UMNTALL" },
|
|
{ MOUNTPROC_EXPORT, "EXPORT" },
|
|
{ 0, NULL }
|
|
};
|
|
/* end of Mount protocol version 3 */
|
|
|
|
static const rpc_prog_vers_info mount_vers_info[] = {
|
|
{ 1, mount1_proc, &hf_mount_procedure_v1 },
|
|
{ 2, mount2_proc, &hf_mount_procedure_v2 },
|
|
{ 3, mount3_proc, &hf_mount_procedure_v3 },
|
|
};
|
|
|
|
/* SGI mount protocol version 1; actually the same as v1 plus
|
|
MOUNTPROC_EXPORTLIST and MOUNTPROC_STATVFS */
|
|
|
|
static const vsff sgi_mount1_proc[] = {
|
|
{ 0, "NULL",
|
|
dissect_rpc_void, dissect_rpc_void },
|
|
{ MOUNTPROC_MNT, "MNT",
|
|
dissect_mount_dirpath_call, dissect_mount1_mnt_reply },
|
|
{ MOUNTPROC_DUMP, "DUMP",
|
|
dissect_rpc_void, dissect_mount_dump_reply },
|
|
{ MOUNTPROC_UMNT, "UMNT",
|
|
dissect_mount_dirpath_call, dissect_rpc_void },
|
|
{ MOUNTPROC_UMNTALL, "UMNTALL",
|
|
dissect_rpc_void, dissect_rpc_void },
|
|
{ MOUNTPROC_EXPORT, "EXPORT",
|
|
dissect_rpc_void, dissect_mount_export_reply },
|
|
{ MOUNTPROC_EXPORTALL, "EXPORTALL",
|
|
dissect_rpc_void, dissect_mount_export_reply },
|
|
{ MOUNTPROC_EXPORTLIST,"EXPORTLIST",
|
|
dissect_rpc_void, dissect_mount_exportlist_reply },
|
|
{ MOUNTPROC_STATVFS, "STATVFS",
|
|
dissect_mount_dirpath_call, dissect_mount_statvfs_reply },
|
|
{ 0, NULL, NULL, NULL }
|
|
};
|
|
static const value_string sgi_mount1_proc_vals[] = {
|
|
{ 0, "NULL" },
|
|
{ MOUNTPROC_MNT, "MNT" },
|
|
{ MOUNTPROC_DUMP, "DUMP" },
|
|
{ MOUNTPROC_UMNT, "UMNT" },
|
|
{ MOUNTPROC_UMNTALL, "UMNTALL" },
|
|
{ MOUNTPROC_EXPORT, "EXPORT" },
|
|
{ MOUNTPROC_EXPORTALL, "EXPORTALL" },
|
|
{ MOUNTPROC_EXPORTLIST, "EXPORTLIST" },
|
|
{ MOUNTPROC_STATVFS, "STATVFS" },
|
|
{ 0, NULL }
|
|
};
|
|
/* end of SGI mount protocol version 1 */
|
|
|
|
static const rpc_prog_vers_info sgi_mount_vers_info[] = {
|
|
{ 1, sgi_mount1_proc, &hf_sgi_mount_procedure_v1 },
|
|
};
|
|
|
|
void
|
|
proto_register_mount(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
{ &hf_mount_procedure_v1, {
|
|
"V1 Procedure", "mount.procedure_v1", FT_UINT32, BASE_DEC,
|
|
VALS(mount1_proc_vals), 0, NULL, HFILL }},
|
|
{ &hf_mount_procedure_v2, {
|
|
"V2 Procedure", "mount.procedure_v2", FT_UINT32, BASE_DEC,
|
|
VALS(mount2_proc_vals), 0, NULL, HFILL }},
|
|
{ &hf_mount_procedure_v3, {
|
|
"V3 Procedure", "mount.procedure_v3", FT_UINT32, BASE_DEC,
|
|
VALS(mount3_proc_vals), 0, NULL, HFILL }},
|
|
{ &hf_sgi_mount_procedure_v1, {
|
|
"SGI V1 procedure", "mount.procedure_sgi_v1", FT_UINT32, BASE_DEC,
|
|
VALS(sgi_mount1_proc_vals), 0, NULL, HFILL }},
|
|
{ &hf_mount_path, {
|
|
"Path", "mount.path", FT_STRING, BASE_NONE,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount3_status, {
|
|
"Status", "mount.status", FT_UINT32, BASE_DEC,
|
|
VALS(mount3_mountstat3), 0, NULL, HFILL }},
|
|
{ &hf_mount_mountlist_hostname, {
|
|
"Hostname", "mount.dump.hostname", FT_STRING, BASE_NONE,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_mountlist_directory, {
|
|
"Directory", "mount.dump.directory", FT_STRING, BASE_NONE,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_mountlist, {
|
|
"Mount List Entry", "mount.dump.entry", FT_NONE, BASE_NONE,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_groups_group, {
|
|
"Group", "mount.export.group", FT_STRING, BASE_NONE,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_groups, {
|
|
"Groups", "mount.export.groups", FT_NONE, BASE_NONE,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_has_options, {
|
|
"Has options", "mount.export.has_options", FT_UINT32,
|
|
BASE_DEC, NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_options, {
|
|
"Options", "mount.export.options", FT_STRING, BASE_NONE,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_exportlist_directory, {
|
|
"Directory", "mount.export.directory", FT_STRING, BASE_NONE,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_exportlist, {
|
|
"Export List Entry", "mount.export.entry", FT_NONE, BASE_NONE,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_link_max, {
|
|
"Maximum number of links to a file", "mount.pathconf.link_max",
|
|
FT_UINT32, BASE_DEC,
|
|
NULL, 0, "Maximum number of links allowed to a file", HFILL }},
|
|
{ &hf_mount_pathconf_max_canon, {
|
|
"Maximum terminal input line length", "mount.pathconf.max_canon",
|
|
FT_UINT16, BASE_DEC,
|
|
NULL, 0, "Max tty input line length", HFILL }},
|
|
{ &hf_mount_pathconf_max_input, {
|
|
"Terminal input buffer size", "mount.pathconf.max_input",
|
|
FT_UINT16, BASE_DEC,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_name_max, {
|
|
"Maximum file name length", "mount.pathconf.name_max",
|
|
FT_UINT16, BASE_DEC,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_path_max, {
|
|
"Maximum path name length", "mount.pathconf.path_max",
|
|
FT_UINT16, BASE_DEC,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_pipe_buf, {
|
|
"Pipe buffer size", "mount.pathconf.pipe_buf",
|
|
FT_UINT16, BASE_DEC,
|
|
NULL, 0, "Maximum amount of data that can be written atomically to a pipe", HFILL }},
|
|
{ &hf_mount_pathconf_vdisable, {
|
|
"VDISABLE character", "mount.pathconf.vdisable_char",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, 0, "Character value to disable a terminal special character", HFILL }},
|
|
{ &hf_mount_pathconf_mask, {
|
|
"Reply error/status bits", "mount.pathconf.mask",
|
|
FT_UINT16, BASE_HEX,
|
|
NULL, 0, "Bit mask with error and status bits", HFILL }},
|
|
{ &hf_mount_pathconf_error_all, {
|
|
"ERROR_ALL", "mount.pathconf.mask.error_all",
|
|
FT_BOOLEAN, 16, TFS(&tos_error_all),
|
|
PC_ERROR_ALL, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_error_link_max, {
|
|
"ERROR_LINK_MAX", "mount.pathconf.mask.error_link_max",
|
|
FT_BOOLEAN, 16, TFS(&tos_error_link_max),
|
|
PC_ERROR_LINK_MAX, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_error_max_canon, {
|
|
"ERROR_MAX_CANON", "mount.pathconf.mask.error_max_canon",
|
|
FT_BOOLEAN, 16, TFS(&tos_error_max_canon),
|
|
PC_ERROR_MAX_CANON, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_error_max_input, {
|
|
"ERROR_MAX_INPUT", "mount.pathconf.mask.error_max_input",
|
|
FT_BOOLEAN, 16, TFS(&tos_error_max_input),
|
|
PC_ERROR_MAX_INPUT, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_error_name_max, {
|
|
"ERROR_NAME_MAX", "mount.pathconf.mask.error_name_max",
|
|
FT_BOOLEAN, 16, TFS(&tos_error_name_max),
|
|
PC_ERROR_NAME_MAX, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_error_path_max, {
|
|
"ERROR_PATH_MAX", "mount.pathconf.mask.error_path_max",
|
|
FT_BOOLEAN, 16, TFS(&tos_error_path_max),
|
|
PC_ERROR_PATH_MAX, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_error_pipe_buf, {
|
|
"ERROR_PIPE_BUF", "mount.pathconf.mask.error_pipe_buf",
|
|
FT_BOOLEAN, 16, TFS(&tos_error_pipe_buf),
|
|
PC_ERROR_PIPE_BUF, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_chown_restricted, {
|
|
"CHOWN_RESTRICTED", "mount.pathconf.mask.chown_restricted",
|
|
FT_BOOLEAN, 16, TFS(&tos_chown_restricted),
|
|
PC_CHOWN_RESTRICTED, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_no_trunc, {
|
|
"NO_TRUNC", "mount.pathconf.mask.no_trunc",
|
|
FT_BOOLEAN, 16, TFS(&tos_no_trunc),
|
|
PC_NO_TRUNC, NULL, HFILL }},
|
|
{ &hf_mount_pathconf_error_vdisable, {
|
|
"ERROR_VDISABLE", "mount.pathconf.mask.error_vdisable",
|
|
FT_BOOLEAN, 16, TFS(&tos_error_vdisable),
|
|
PC_ERROR_VDISABLE, NULL, HFILL }},
|
|
{ &hf_mount_statvfs_bsize, {
|
|
"Block size", "mount.statvfs.f_bsize",
|
|
FT_UINT32, BASE_DEC, NULL, 0,
|
|
"File system block size", HFILL }},
|
|
{ &hf_mount_statvfs_frsize, {
|
|
"Fragment size", "mount.statvfs.f_frsize",
|
|
FT_UINT32, BASE_DEC, NULL, 0,
|
|
"File system fragment size", HFILL }},
|
|
{ &hf_mount_statvfs_blocks, {
|
|
"Blocks", "mount.statvfs.f_blocks",
|
|
FT_UINT32, BASE_DEC, NULL, 0,
|
|
"Total fragment sized blocks", HFILL }},
|
|
{ &hf_mount_statvfs_bfree, {
|
|
"Blocks Free", "mount.statvfs.f_bfree",
|
|
FT_UINT32, BASE_DEC, NULL, 0,
|
|
"Free fragment sized blocks", HFILL }},
|
|
{ &hf_mount_statvfs_bavail, {
|
|
"Blocks Available", "mount.statvfs.f_bavail",
|
|
FT_UINT32, BASE_DEC, NULL, 0,
|
|
"Available fragment sized blocks", HFILL }},
|
|
{ &hf_mount_statvfs_files, {
|
|
"Files", "mount.statvfs.f_files",
|
|
FT_UINT32, BASE_DEC, NULL, 0,
|
|
"Total files/inodes", HFILL }},
|
|
{ &hf_mount_statvfs_ffree, {
|
|
"Files Free", "mount.statvfs.f_ffree",
|
|
FT_UINT32, BASE_DEC, NULL, 0,
|
|
"Free files/inodes", HFILL }},
|
|
{ &hf_mount_statvfs_favail, {
|
|
"Files Available", "mount.statvfs.f_favail",
|
|
FT_UINT32, BASE_DEC, NULL, 0,
|
|
"Available files/inodes", HFILL }},
|
|
{ &hf_mount_statvfs_fsid, {
|
|
"File system ID", "mount.statvfs.f_fsid",
|
|
FT_UINT32, BASE_DEC, NULL, 0,
|
|
"File system identifier", HFILL }},
|
|
{ &hf_mount_statvfs_basetype, {
|
|
"Type", "mount.statvfs.f_basetype",
|
|
FT_STRING, BASE_NONE, NULL, 0,
|
|
"File system type", HFILL }},
|
|
{ &hf_mount_statvfs_flag, {
|
|
"Flags", "mount.statvfs.f_flag",
|
|
FT_UINT32, BASE_HEX, NULL, 0,
|
|
"Flags bit-mask", HFILL }},
|
|
{ &hf_mount_statvfs_flag_rdonly, {
|
|
"ST_RDONLY", "mount.statvfs.f_flag.st_rdonly",
|
|
FT_BOOLEAN, 32, TFS(&tos_st_rdonly), ST_RDONLY,
|
|
NULL, HFILL }},
|
|
{ &hf_mount_statvfs_flag_nosuid, {
|
|
"ST_NOSUID", "mount.statvfs.f_flag.st_nosuid",
|
|
FT_BOOLEAN, 32, TFS(&tos_st_nosuid), ST_NOSUID,
|
|
NULL, HFILL }},
|
|
{ &hf_mount_statvfs_flag_notrunc, {
|
|
"ST_NOTRUNC", "mount.statvfs.f_flag.st_notrunc",
|
|
FT_BOOLEAN, 32, TFS(&tos_st_notrunc), ST_NOTRUNC,
|
|
NULL, HFILL }},
|
|
{ &hf_mount_statvfs_flag_nodev, {
|
|
"ST_NODEV", "mount.statvfs.f_flag.st_nodev",
|
|
FT_BOOLEAN, 32, TFS(&tos_st_nodev), ST_NODEV,
|
|
NULL, HFILL }},
|
|
{ &hf_mount_statvfs_flag_grpid, {
|
|
"ST_GRPID", "mount.statvfs.f_flag.st_grpid",
|
|
FT_BOOLEAN, 32, TFS(&tos_st_grpid), ST_GRPID,
|
|
NULL, HFILL }},
|
|
{ &hf_mount_statvfs_flag_local, {
|
|
"ST_LOCAL", "mount.statvfs.f_flag.st_local",
|
|
FT_BOOLEAN, 32, TFS(&tos_st_local), ST_LOCAL,
|
|
NULL, HFILL }},
|
|
{ &hf_mount_statvfs_namemax, {
|
|
"Maximum file name length", "mount.statvfs.f_namemax",
|
|
FT_UINT32, BASE_DEC, NULL, 0,
|
|
NULL, HFILL }},
|
|
{ &hf_mount_statvfs_fstr, {
|
|
"File system specific string", "mount.statvfs.f_fstr",
|
|
FT_BYTES, BASE_NONE, NULL, 0,
|
|
NULL, HFILL }},
|
|
{ &hf_mount_flavors, {
|
|
"Flavors", "mount.flavors", FT_UINT32, BASE_DEC,
|
|
NULL, 0, NULL, HFILL }},
|
|
{ &hf_mount_flavor, {
|
|
"Flavor", "mount.flavor", FT_UINT32, BASE_DEC,
|
|
VALS(rpc_auth_flavor), 0, NULL, HFILL }},
|
|
};
|
|
static gint *ett[] = {
|
|
&ett_mount,
|
|
&ett_mount_mountlist,
|
|
&ett_mount_groups,
|
|
&ett_mount_exportlist,
|
|
&ett_mount_pathconf_mask,
|
|
&ett_mount_statvfs_flag,
|
|
};
|
|
|
|
proto_mount = proto_register_protocol("Mount Service", "MOUNT",
|
|
"mount");
|
|
proto_sgi_mount = proto_register_protocol("SGI Mount Service",
|
|
"SGI MOUNT", "sgimount");
|
|
proto_register_field_array(proto_mount, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_mount(void)
|
|
{
|
|
/* Register the protocols as RPC */
|
|
rpc_init_prog(proto_mount, MOUNT_PROGRAM, ett_mount,
|
|
G_N_ELEMENTS(mount_vers_info), mount_vers_info);
|
|
rpc_init_prog(proto_sgi_mount, SGI_MOUNT_PROGRAM, ett_mount,
|
|
G_N_ELEMENTS(sgi_mount_vers_info), sgi_mount_vers_info);
|
|
}
|
|
|
|
/*
|
|
* Editor modelines - http://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:
|
|
*/
|