Unix SMB/Netbios implementation.
Version 1.9.
SMB parameters and setup
- Copyright (C) Andrew Tridgell 1992-1997
- Copyright (C) Luke Kenneth Casson Leighton 1996-1997
- Copyright (C) Paul Ashton 1997
+ Copyright (C) Andrew Tridgell 1992-1998
+ Copyright (C) Luke Kenneth Casson Leighton 1996-1998
+ Copyright (C) Paul Ashton 1997-1998
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the following information comes from a QuickView on samsrv.dll,
and gives an idea of exactly what is needed:
-SamrAddMemberToAlias
-SamrAddMemberToGroup
+x SamrAddMemberToAlias
+x SamrAddMemberToGroup
SamrAddMultipleMembersToAlias
-SamrChangePasswordUser
+x SamrChangePasswordUser
x SamrCloseHandle
x SamrConnect
-SamrCreateAliasInDomain
-SamrCreateGroupInDomain
+x SamrCreateAliasInDomain
+x SamrCreateGroupInDomain
SamrCreateUserInDomain
-SamrDeleteAlias
+? SamrDeleteAlias
SamrDeleteGroup
SamrDeleteUser
x SamrEnumerateAliasesInDomain
x SamrLookupNamesInDomain
x SamrOpenAlias
x SamrOpenDomain
-SamrOpenGroup
+x SamrOpenGroup
x SamrOpenUser
x SamrQueryDisplayInformation
x SamrQueryInformationAlias
SamrRemoveMemberFromForiegnDomain
SamrRemoveMemberFromGroup
SamrRemoveMultipleMembersFromAlias
-SamrSetInformationAlias
+x SamrSetInformationAlias
SamrSetInformationDomain
-SamrSetInformationGroup
+x SamrSetInformationGroup
SamrSetInformationUser
SamrSetMemberAttributesOfGroup
SamrSetSecurityObject
********************************************************************/
+#define SAMR_CONNECT_ANON 0x00
#define SAMR_CLOSE_HND 0x01
+
+#define SAMR_UNKNOWN_3 0x03
#define SAMR_OPEN_DOMAIN 0x07
+
#define SAMR_QUERY_DOMAIN_INFO 0x08
-#define SAMR_QUERY_USERALIASES 0x10
+
+#define SAMR_CREATE_DOM_GROUP 0x0a
+#define SAMR_ENUM_DOM_USERS 0x0d
+#define SAMR_CREATE_DOM_ALIAS 0x0e
+#define SAMR_ENUM_DOM_ALIASES 0x0f
+#define SAMR_QUERY_USERALIASES 0x10
+
#define SAMR_LOOKUP_NAMES 0x11
-#define SAMR_UNKNOWN_3 0x03
-#define SAMR_QUERY_DISPINFO 0x28
+#define SAMR_LOOKUP_RIDS 0x12
+
+#define SAMR_OPEN_GROUP 0x13
+#define SAMR_QUERY_GROUPINFO 0x14
+#define SAMR_SET_GROUPINFO 0x15
+#define SAMR_ADD_GROUPMEM 0x16
+#define SAMR_DELETE_DOM_GROUP 0x17
+#define SAMR_DEL_GROUPMEM 0x18
+#define SAMR_QUERY_GROUPMEM 0x19
+
+#define SAMR_OPEN_ALIAS 0x1b
+#define SAMR_QUERY_ALIASINFO 0x1c
+#define SAMR_SET_ALIASINFO 0x1d
+#define SAMR_DELETE_DOM_ALIAS 0x1e
+#define SAMR_ADD_ALIASMEM 0x1f
+#define SAMR_DEL_ALIASMEM 0x20
+#define SAMR_QUERY_ALIASMEM 0x21
+
#define SAMR_OPEN_USER 0x22
+
#define SAMR_QUERY_USERINFO 0x24
#define SAMR_QUERY_USERGROUPS 0x27
-#define SAMR_UNKNOWN_12 0x12
-#define SAMR_UNKNOWN_21 0x21
+#define SAMR_QUERY_DISPINFO 0x28
+
#define SAMR_UNKNOWN_2C 0x2c
+#define SAMR_ENUM_DOM_GROUPS 0x30
#define SAMR_UNKNOWN_32 0x32
#define SAMR_UNKNOWN_34 0x34
+
#define SAMR_CHGPASSWD_USER 0x37
#define SAMR_UNKNOWN_38 0x38
+
#define SAMR_CONNECT 0x39
-#define SAMR_CONNECT_ANON 0x00
-#define SAMR_OPEN_ALIAS 0x1b
-#define SAMR_QUERY_ALIASINFO 0x1c
-#define SAMR_ENUM_DOM_USERS 0x0d
-#define SAMR_ENUM_DOM_ALIASES 0x0f
-#define SAMR_ENUM_DOM_GROUPS 0x30
typedef struct logon_hours_info
/* SAMR_R_CLOSE_HND - probably a policy handle close */
typedef struct r_samr_close_hnd_info
{
- POLICY_HND pol; /* policy handle */
+ POLICY_HND pol; /* policy handle */
uint32 status; /* return status */
} SAMR_R_CLOSE_HND;
} SAMR_Q_QUERY_DOMAIN_INFO;
-typedef struct sam_unkown_info_2_info
+typedef struct sam_unknown_info_6_info
+{
+ uint32 unknown_0; /* 0x0000 0000 */
+
+ uint32 ptr_0; /* pointer to unknown structure */
+ uint8 padding[12]; /* 12 bytes zeros */
+
+} SAM_UNK_INFO_6;
+
+typedef struct sam_unknown_info_7_info
+{
+ uint16 unknown_0; /* 0x0003 */
+
+} SAM_UNK_INFO_7;
+
+typedef struct sam_unknown_info_2_info
{
uint32 unknown_0; /* 0x0000 0000 */
uint32 unknown_1; /* 0x8000 0000 */
union
{
SAM_UNK_INFO_2 inf2;
+ SAM_UNK_INFO_6 inf6;
+ SAM_UNK_INFO_7 inf7;
} info;
typedef struct q_samr_open_domain_info
{
POLICY_HND connect_pol; /* policy handle */
- uint32 rid; /* 0x2000 0000; 0x0000 0211; 0x0000 0280; 0x0000 0200 - a RID? */
+ uint32 flags; /* 0x2000 0000; 0x0000 0211; 0x0000 0280; 0x0000 0200 - flags? */
DOM_SID2 dom_sid; /* domain SID */
} SAMR_Q_OPEN_DOMAIN;
{
POLICY_HND pol; /* policy handle */
- uint16 req_num_entries; /* number of values (0 indicates unlimited?) */
- uint16 unknown_0; /* enumeration context? */
+ uint32 start_idx; /* number of values (0 indicates unlimited?) */
uint16 acb_mask; /* 0x0000 indicates all */
uint16 unknown_1; /* 0x0000 */
/* SAMR_R_ENUM_DOM_USERS - SAM rids and names */
typedef struct r_samr_enum_dom_users_info
{
- uint16 total_num_entries; /* number of entries that match without the acb mask */
- uint16 unknown_0; /* same as unknown_0 (enum context?) in request */
- uint32 ptr_entries1; /* actual number of entries to follow, having masked some out */
+ uint32 next_idx; /* next starting index required for enum */
+ uint32 ptr_entries1;
uint32 num_entries2;
uint32 ptr_entries2;
} SAMR_R_QUERY_DISPINFO;
+/* SAMR_Q_DELETE_DOM_GROUP - delete domain group */
+typedef struct q_samr_delete_dom_group_info
+{
+ POLICY_HND group_pol; /* policy handle */
+
+} SAMR_Q_DELETE_DOM_GROUP;
+
+
+/* SAMR_R_DELETE_DOM_GROUP - delete domain group */
+typedef struct r_samr_delete_dom_group_info
+{
+ POLICY_HND pol; /* policy handle */
+ uint32 status; /* return status */
+
+} SAMR_R_DELETE_DOM_GROUP;
+
+
+/* SAMR_Q_CREATE_DOM_GROUP - SAM create group */
+typedef struct q_samr_create_dom_group_info
+{
+ POLICY_HND pol; /* policy handle */
+
+ UNIHDR hdr_acct_desc;
+ UNISTR2 uni_acct_desc;
+
+ uint16 unknown_1; /* 0x0002 */
+ uint16 unknown_2; /* 0x0001 */
+
+} SAMR_Q_CREATE_DOM_GROUP;
+
+/* SAMR_R_CREATE_DOM_GROUP - SAM create group */
+typedef struct r_samr_create_dom_group_info
+{
+ POLICY_HND pol; /* policy handle */
+
+ uint32 rid;
+ uint32 status;
+
+} SAMR_R_CREATE_DOM_GROUP;
+
+/* SAMR_Q_QUERY_GROUPINFO - SAM Group Info */
+typedef struct q_samr_query_group_info
+{
+ POLICY_HND pol; /* policy handle */
+
+ uint16 switch_level; /* 0x0001 seen */
+
+} SAMR_Q_QUERY_GROUPINFO;
+
+typedef struct samr_group_info1
+{
+ UNIHDR hdr_acct_name;
+
+ uint32 unknown_1; /* 0x0000 0003 - number of group members? */
+ uint32 unknown_2; /* 0x0000 0001 - number of group members? */
+
+ UNIHDR hdr_acct_desc;
+
+ UNISTR2 uni_acct_name;
+ UNISTR2 uni_acct_desc;
+
+} GROUP_INFO1;
+
+typedef struct samr_group_info4
+{
+ UNIHDR hdr_acct_desc;
+ UNISTR2 uni_acct_desc;
+
+} GROUP_INFO4;
+
+/* GROUP_INFO_CTR */
+typedef struct group_info_ctr
+{
+ uint16 switch_value1;
+ uint16 switch_value2;
+
+ union
+ {
+ GROUP_INFO4 info4;
+ GROUP_INFO1 info1;
+
+ } group;
+
+} GROUP_INFO_CTR;
+
+/* SAMR_R_QUERY_GROUPINFO - SAM Group Info */
+typedef struct r_samr_query_groupinfo_info
+{
+ uint32 ptr;
+ GROUP_INFO_CTR *ctr;
+
+ uint32 status;
+
+} SAMR_R_QUERY_GROUPINFO;
+
+
+/* SAMR_Q_SET_GROUPINFO - SAM Group Info */
+typedef struct q_samr_set_group_info
+{
+ POLICY_HND pol; /* policy handle */
+ GROUP_INFO_CTR *ctr;
+
+} SAMR_Q_SET_GROUPINFO;
+
+/* SAMR_R_SET_GROUPINFO - SAM Group Info */
+typedef struct r_samr_set_group_info
+{
+ uint32 status;
+
+} SAMR_R_SET_GROUPINFO;
+
+
+/* SAMR_Q_DELETE_DOM_ALIAS - delete domain alias */
+typedef struct q_samr_delete_dom_alias_info
+{
+ POLICY_HND alias_pol; /* policy handle */
+
+} SAMR_Q_DELETE_DOM_ALIAS;
+
+
+/* SAMR_R_DELETE_DOM_ALIAS - delete domain alias */
+typedef struct r_samr_delete_dom_alias_info
+{
+ POLICY_HND pol; /* policy handle */
+ uint32 status; /* return status */
+
+} SAMR_R_DELETE_DOM_ALIAS;
+
+
+/* SAMR_Q_CREATE_DOM_ALIAS - SAM create alias */
+typedef struct q_samr_create_dom_alias_info
+{
+ POLICY_HND dom_pol; /* policy handle */
+
+ UNIHDR hdr_acct_desc;
+ UNISTR2 uni_acct_desc;
+
+ uint16 unknown_1; /* 0x001f */
+ uint16 unknown_2; /* 0x000f */
+
+} SAMR_Q_CREATE_DOM_ALIAS;
+
+/* SAMR_R_CREATE_DOM_ALIAS - SAM create alias */
+typedef struct r_samr_create_dom_alias_info
+{
+ POLICY_HND alias_pol; /* policy handle */
+
+ uint32 rid;
+ uint32 status;
+
+} SAMR_R_CREATE_DOM_ALIAS;
/* SAMR_Q_QUERY_ALIASINFO - SAM Alias Info */
-typedef struct q_samr_enum_alias_info
+typedef struct q_samr_query_alias_info
{
POLICY_HND pol; /* policy handle */
} ALIAS_INFO3;
-/* SAMR_R_QUERY_ALIASINFO - SAM rids, names and descriptions */
-typedef struct r_samr_query_aliasinfo_info
+/* ALIAS_INFO_CTR */
+typedef struct alias_info_ctr
{
- uint32 ptr;
- uint16 switch_value; /* 0x0003 */
- /* uint8[2] padding */
+ uint16 switch_value1;
+ uint16 switch_value2;
union
{
} alias;
+} ALIAS_INFO_CTR;
+
+/* SAMR_R_QUERY_ALIASINFO - SAM alias info */
+typedef struct r_samr_query_aliasinfo_info
+{
+ uint32 ptr;
+ ALIAS_INFO_CTR *ctr;
+
uint32 status;
} SAMR_R_QUERY_ALIASINFO;
+/* SAMR_Q_SET_ALIASINFO - SAM Alias Info */
+typedef struct q_samr_set_alias_info
+{
+ POLICY_HND alias_pol; /* policy handle */
+ ALIAS_INFO_CTR *ctr;
+
+} SAMR_Q_SET_ALIASINFO;
+
+/* SAMR_R_SET_ALIASINFO - SAM alias info */
+typedef struct r_samr_set_aliasinfo_info
+{
+ uint32 status;
+
+} SAMR_R_SET_ALIASINFO;
+
+
/* SAMR_Q_QUERY_USERGROUPS - */
typedef struct q_samr_query_usergroup_info
{
uint32 ptr; /* undocumented buffer pointer */
uint32 num_entries2;
- uint32 rid[MAX_LOOKUP_SIDS]; /* domain RIDs being looked up */
+ uint32 *rid; /* domain RIDs being looked up */
uint32 status; /* return code */
/****************************************************************************
-SAMR_Q_LOOKUP_NAMES - do a conversion from SID to RID.
-
-the policy handle allocated by an "samr open secret" call is associated
-with a SID. this policy handle is what is queried here, *not* the SID
-itself. the response to the lookup rids is relative to this SID.
+SAMR_Q_LOOKUP_NAMES - do a conversion from Names to RIDs+types.
*****************************************************************************/
/* SAMR_Q_LOOKUP_NAMES */
typedef struct q_samr_lookup_names_info
{
POLICY_HND pol; /* policy handle */
- uint32 num_rids1; /* number of rids being looked up */
- uint32 rid; /* 0x0000 03e8 - RID of the server doing the query? */
+ uint32 num_names1; /* number of names being looked up */
+ uint32 flags; /* 0x0000 03e8 - unknown */
uint32 ptr; /* 0x0000 0000 - 32 bit unknown */
- uint32 num_rids2; /* number of rids being looked up */
+ uint32 num_names2; /* number of names being looked up */
- UNIHDR hdr_user_name[MAX_LOOKUP_SIDS]; /* unicode account name header */
- UNISTR2 uni_user_name[MAX_LOOKUP_SIDS]; /* unicode account name string */
+ UNIHDR hdr_name[MAX_LOOKUP_SIDS]; /* unicode account name header */
+ UNISTR2 uni_name[MAX_LOOKUP_SIDS]; /* unicode account name string */
} SAMR_Q_LOOKUP_NAMES;
/* SAMR_R_LOOKUP_NAMES */
typedef struct r_samr_lookup_names_info
{
- uint32 num_entries;
- uint32 undoc_buffer; /* undocumented buffer pointer */
+ uint32 num_rids1; /* number of aliases being looked up */
+ uint32 ptr_rids; /* pointer to aliases */
+ uint32 num_rids2; /* number of aliases being looked up */
- uint32 num_entries2;
- DOM_RID3 dom_rid[MAX_LOOKUP_SIDS]; /* domain RIDs being looked up */
+ uint32 rid[MAX_LOOKUP_SIDS]; /* rids */
- uint32 num_entries3;
+ uint32 num_types1; /* number of users in aliases being looked up */
+ uint32 ptr_types; /* pointer to users in aliases */
+ uint32 num_types2; /* number of users in aliases being looked up */
+
+ uint32 type[MAX_LOOKUP_SIDS]; /* SID_ENUM type */
uint32 status; /* return code */
/****************************************************************************
-SAMR_Q_UNKNOWN_12 - do a conversion from RID groups to something.
+SAMR_Q_LOOKUP_RIDS - do a conversion from RID groups to something.
called to resolve domain RID groups.
*****************************************************************************/
-/* SAMR_Q_UNKNOWN_12 */
-typedef struct q_samr_unknown_12_info
+/* SAMR_Q_LOOKUP_RIDS */
+typedef struct q_samr_lookup_rids_info
{
POLICY_HND pol; /* policy handle */
- uint32 num_gids1; /* number of rids being looked up */
- uint32 rid; /* 0x0000 03e8 - RID of the server doing the query? */
+ uint32 num_rids1; /* number of rids being looked up */
+ uint32 flags; /* 0x0000 03e8 - unknown */
uint32 ptr; /* 0x0000 0000 - 32 bit unknown */
- uint32 num_gids2; /* number of rids being looked up */
+ uint32 num_rids2; /* number of rids being looked up */
- uint32 gid[MAX_LOOKUP_SIDS]; /* domain RIDs being looked up */
+ uint32 rid[MAX_LOOKUP_SIDS]; /* domain RIDs being looked up */
-} SAMR_Q_UNKNOWN_12;
+} SAMR_Q_LOOKUP_RIDS;
/****************************************************************************
-SAMR_R_UNKNOWN_12 - do a conversion from group RID to names
+SAMR_R_LOOKUP_RIDS - do a conversion from group RID to names
*****************************************************************************/
-/* SAMR_R_UNKNOWN_12 */
-typedef struct r_samr_unknown_12_info
+/* SAMR_R_LOOKUP_RIDS */
+typedef struct r_samr_lookup_rids_info
{
- POLICY_HND pol; /* policy handle */
-
- uint32 num_aliases1; /* number of aliases being looked up */
- uint32 ptr_aliases; /* pointer to aliases */
- uint32 num_aliases2; /* number of aliases being looked up */
+ uint32 num_names1; /* number of aliases being looked up */
+ uint32 ptr_names; /* pointer to aliases */
+ uint32 num_names2; /* number of aliases being looked up */
- UNIHDR hdr_als_name[MAX_LOOKUP_SIDS]; /* unicode account name header */
- UNISTR2 uni_als_name[MAX_LOOKUP_SIDS]; /* unicode account name string */
+ UNIHDR hdr_name[MAX_LOOKUP_SIDS]; /* unicode account name header */
+ UNISTR2 uni_name[MAX_LOOKUP_SIDS]; /* unicode account name string */
- uint32 num_als_usrs1; /* number of users in aliases being looked up */
- uint32 ptr_als_usrs; /* pointer to users in aliases */
- uint32 num_als_usrs2; /* number of users in aliases being looked up */
+ uint32 num_types1; /* number of users in aliases being looked up */
+ uint32 ptr_types; /* pointer to users in aliases */
+ uint32 num_types2; /* number of users in aliases being looked up */
- uint32 num_als_usrs[MAX_LOOKUP_SIDS]; /* number of users per group */
+ uint32 type[MAX_LOOKUP_SIDS]; /* SID_ENUM type */
uint32 status;
-} SAMR_R_UNKNOWN_12;
+} SAMR_R_LOOKUP_RIDS;
/* SAMR_Q_OPEN_USER - probably an open */
} SAMR_R_OPEN_USER;
-/* SAMR_Q_UNKNOWN_13 - probably an open alias in domain */
-typedef struct q_samr_unknown_13_info
-{
- POLICY_HND alias_pol; /* policy handle */
-
- uint16 unknown_1; /* 16 bit unknown - 0x0200 */
- uint16 unknown_2; /* 16 bit unknown - 0x0000 */
-
-} SAMR_Q_UNKNOWN_13;
-
-
-/* SAMR_Q_UNKNOWN_21 - probably an open group in domain */
-typedef struct q_samr_unknown_21_info
-{
- POLICY_HND group_pol; /* policy handle */
-
- uint16 unknown_1; /* 16 bit unknown - 0x0477 */
- uint16 unknown_2; /* 16 bit unknown - 0x0000 */
-
-} SAMR_Q_UNKNOWN_21;
-
/* SAMR_Q_UNKNOWN_32 - probably a "create SAM entry" */
typedef struct q_samr_unknown_32_info
} SAMR_R_UNKNOWN_32;
+/* SAMR_Q_QUERY_GROUPMEM - query group members */
+typedef struct q_samr_query_groupmem_info
+{
+ POLICY_HND group_pol; /* policy handle */
+
+} SAMR_Q_QUERY_GROUPMEM;
+
+
+/* SAMR_R_QUERY_GROUPMEM - query group members */
+typedef struct r_samr_query_groupmem_info
+{
+ uint32 ptr;
+ uint32 num_entries;
+
+ uint32 ptr_rids;
+ uint32 ptr_attrs;
+
+ uint32 num_rids;
+ uint32 *rid;
+
+ uint32 num_attrs;
+ uint32 *attr;
+
+ uint32 status;
+
+} SAMR_R_QUERY_GROUPMEM;
+
+
+/* SAMR_Q_DEL_GROUPMEM - probably an del group member */
+typedef struct q_samr_del_group_mem_info
+{
+ POLICY_HND pol; /* policy handle */
+
+ uint32 rid; /* rid */
+
+} SAMR_Q_DEL_GROUPMEM;
+
+
+/* SAMR_R_DEL_GROUPMEM - probably an del group member */
+typedef struct r_samr_del_group_mem_info
+{
+ uint32 status; /* return status */
+
+} SAMR_R_DEL_GROUPMEM;
+
+
+/* SAMR_Q_ADD_GROUPMEM - probably an add group member */
+typedef struct q_samr_add_group_mem_info
+{
+ POLICY_HND pol; /* policy handle */
+
+ uint32 rid; /* rid */
+ uint32 unknown; /* 0x0000 0005 */
+
+} SAMR_Q_ADD_GROUPMEM;
+
+
+/* SAMR_R_ADD_GROUPMEM - probably an add group member */
+typedef struct r_samr_add_group_mem_info
+{
+ uint32 status; /* return status */
+
+} SAMR_R_ADD_GROUPMEM;
+
+
+/* SAMR_Q_OPEN_GROUP - probably an open */
+typedef struct q_samr_open_group_info
+{
+ POLICY_HND domain_pol; /* policy handle */
+ uint32 unknown; /* 0x0000 0001, 0x0000 0003, 0x0000 001f */
+ uint32 rid_group; /* rid */
+
+} SAMR_Q_OPEN_GROUP;
+
+
+/* SAMR_R_OPEN_GROUP - probably an open */
+typedef struct r_samr_open_group_info
+{
+ POLICY_HND pol; /* policy handle */
+ uint32 status; /* return status */
+
+} SAMR_R_OPEN_GROUP;
+
+
+/* SAMR_Q_QUERY_ALIASMEM - query alias members */
+typedef struct q_samr_query_aliasmem_info
+{
+ POLICY_HND alias_pol; /* policy handle */
+
+} SAMR_Q_QUERY_ALIASMEM;
+
+
+/* SAMR_R_QUERY_ALIASMEM - query alias members */
+typedef struct r_samr_query_aliasmem_info
+{
+ uint32 num_sids;
+ uint32 ptr;
+ uint32 num_sids1;
+
+ DOM_SID2 *sid;
+
+ uint32 status;
+
+} SAMR_R_QUERY_ALIASMEM;
+
+
+/* SAMR_Q_ADD_ALIASMEM - add alias member */
+typedef struct q_samr_add_alias_mem_info
+{
+ POLICY_HND alias_pol; /* policy handle */
+
+ DOM_SID2 sid; /* member sid to be added to the alias */
+
+} SAMR_Q_ADD_ALIASMEM;
+
+
+/* SAMR_R_ADD_ALIASMEM - add alias member */
+typedef struct r_samr_add_alias_mem_info
+{
+ uint32 status; /* return status */
+
+} SAMR_R_ADD_ALIASMEM;
+
+
+/* SAMR_Q_DEL_ALIASMEM - add an add alias member */
+typedef struct q_samr_del_alias_mem_info
+{
+ POLICY_HND alias_pol; /* policy handle */
+
+ DOM_SID2 sid; /* member sid to be added to alias */
+
+} SAMR_Q_DEL_ALIASMEM;
+
+
+/* SAMR_R_DEL_ALIASMEM - delete alias member */
+typedef struct r_samr_del_alias_mem_info
+{
+ uint32 status; /* return status */
+
+} SAMR_R_DEL_ALIASMEM;
+
+
/* SAMR_Q_OPEN_ALIAS - probably an open */
typedef struct q_samr_open_alias_info
{
+ POLICY_HND dom_pol;
+
uint32 unknown_0; /* 0x0000 0008 */
uint32 rid_alias; /* rid */