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-rw-r--r--source3/lib/util_sid.c344
1 files changed, 74 insertions, 270 deletions
diff --git a/source3/lib/util_sid.c b/source3/lib/util_sid.c
index cd7b64bb70..5dd1d75c70 100644
--- a/source3/lib/util_sid.c
+++ b/source3/lib/util_sid.c
@@ -1,10 +1,11 @@
/*
Unix SMB/CIFS implementation.
Samba utility functions
- Copyright (C) Andrew Tridgell 1992-1998
- Copyright (C) Luke Kenneth Caseson Leighton 1998-1999
- Copyright (C) Jeremy Allison 1999
-
+ Copyright (C) Andrew Tridgell 1992-1998
+ Copyright (C) Luke Kenneth Caseson Leighton 1998-1999
+ Copyright (C) Jeremy Allison 1999
+ Copyright (C) Stefan (metze) Metzmacher 2002
+
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 Free Software Foundation; either version 2 of the License, or
@@ -22,10 +23,6 @@
#include "includes.h"
-/* NOTE! the global_sam_sid is the SID of our local SAM. This is only
- equal to the domain SID when we are a DC, otherwise its our
- workstation SID */
-DOM_SID global_sam_sid;
extern pstring global_myname;
extern fstring global_myworkgroup;
@@ -37,66 +34,15 @@ DOM_SID global_sid_Builtin; /* Local well-known domain */
DOM_SID global_sid_World_Domain; /* Everyone domain */
DOM_SID global_sid_World; /* Everyone */
DOM_SID global_sid_Creator_Owner_Domain; /* Creator Owner domain */
-DOM_SID global_sid_Creator_Owner; /* Creator Owner */
-DOM_SID global_sid_Creator_Group; /* Creator Group */
DOM_SID global_sid_NT_Authority; /* NT Authority */
DOM_SID global_sid_NULL; /* NULL sid */
DOM_SID global_sid_Builtin_Guests; /* Builtin guest users */
DOM_SID global_sid_Authenticated_Users; /* All authenticated rids */
DOM_SID global_sid_Network; /* Network rids */
-DOM_SID global_sid_Anonymous; /* Anonymous login */
-
-const DOM_SID *global_sid_everyone = &global_sid_World;
-typedef struct _known_sid_users {
- uint32 rid;
- enum SID_NAME_USE sid_name_use;
- char *known_user_name;
-} known_sid_users;
-
-/* static known_sid_users no_users[] = {{0, 0, NULL}}; */
-
-static known_sid_users everyone_users[] = {
- { 0, SID_NAME_WKN_GRP, "Everyone" },
- {0, (enum SID_NAME_USE)0, NULL}};
-
-static known_sid_users creator_owner_users[] = {
- { 0, SID_NAME_ALIAS, "Creator Owner" },
- {0, (enum SID_NAME_USE)0, NULL}};
-
-static known_sid_users nt_authority_users[] = {
- { 1, SID_NAME_ALIAS, "Dialup" },
- { 2, SID_NAME_ALIAS, "Network"},
- { 3, SID_NAME_ALIAS, "Batch"},
- { 4, SID_NAME_ALIAS, "Interactive"},
- { 6, SID_NAME_ALIAS, "Service"},
- { 7, SID_NAME_ALIAS, "AnonymousLogon"},
- { 8, SID_NAME_ALIAS, "Proxy"},
- { 9, SID_NAME_ALIAS, "ServerLogon"},
- { 11, SID_NAME_ALIAS, "Authenticated Users"},
- { 18, SID_NAME_ALIAS, "SYSTEM"},
- { 0, (enum SID_NAME_USE)0, NULL}};
-
-static known_sid_users builtin_groups[] = {
- { BUILTIN_ALIAS_RID_ADMINS, SID_NAME_ALIAS, "Administrators" },
- { BUILTIN_ALIAS_RID_USERS, SID_NAME_ALIAS, "Users" },
- { BUILTIN_ALIAS_RID_GUESTS, SID_NAME_ALIAS, "Guests" },
- { BUILTIN_ALIAS_RID_ACCOUNT_OPS, SID_NAME_ALIAS, "Account Operators" },
- { BUILTIN_ALIAS_RID_SYSTEM_OPS, SID_NAME_ALIAS, "Server Operators" },
- { BUILTIN_ALIAS_RID_PRINT_OPS, SID_NAME_ALIAS, "Print Operators" },
- { BUILTIN_ALIAS_RID_BACKUP_OPS, SID_NAME_ALIAS, "Backup Operators" },
- { 0, (enum SID_NAME_USE)0, NULL}};
-
-#define MAX_SID_NAMES 7
-
-static struct sid_name_map_info
-{
- DOM_SID *sid;
- char *name;
- known_sid_users *known_users;
-} sid_name_map[MAX_SID_NAMES];
-
-static BOOL sid_name_map_initialized = False;
+static DOM_SID global_sid_Creator_Owner; /* Creator Owner */
+static DOM_SID global_sid_Creator_Group; /* Creator Group */
+static DOM_SID global_sid_Anonymous; /* Anonymous login */
/*
* An NT compatible anonymous token.
@@ -109,65 +55,43 @@ NT_USER_TOKEN anonymous_token = {
anon_sid_array
};
-/**************************************************************************
- quick init function
- *************************************************************************/
-static void init_sid_name_map (void)
+/****************************************************************************
+ Lookup string names for SID types.
+****************************************************************************/
+
+const static struct {
+ enum SID_NAME_USE sid_type;
+ char *string;
+} sid_name_type[] = {
+ {SID_NAME_USER, "user"},
+ {SID_NAME_DOM_GRP, "domain group"},
+ {SID_NAME_DOMAIN, "domain"},
+ {SID_NAME_ALIAS, "local group"},
+ {SID_NAME_WKN_GRP, "well-known group"},
+ {SID_NAME_DELETED, "deleted account"},
+ {SID_NAME_INVALID, "invalid account"},
+ {SID_NAME_UNKNOWN, "UNKNOWN"},
+
+ {SID_NAME_USE_NONE, NULL}
+};
+
+const char *sid_type_lookup(uint32 sid_type)
{
int i = 0;
-
- if (sid_name_map_initialized) return;
-
- if ((lp_security() == SEC_USER) && lp_domain_logons()) {
- sid_name_map[i].sid = &global_sam_sid;
- sid_name_map[i].name = global_myworkgroup;
- sid_name_map[i].known_users = NULL;
- i++;
- sid_name_map[i].sid = &global_sam_sid;
- sid_name_map[i].name = global_myname;
- sid_name_map[i].known_users = NULL;
- i++;
- }
- else {
- sid_name_map[i].sid = &global_sam_sid;
- sid_name_map[i].name = global_myname;
- sid_name_map[i].known_users = NULL;
+ /* Look through list */
+ while(sid_name_type[i].sid_type != 0) {
+ if (sid_name_type[i].sid_type == sid_type)
+ return sid_name_type[i].string;
i++;
}
- sid_name_map[i].sid = &global_sid_Builtin;
- sid_name_map[i].name = "BUILTIN";
- sid_name_map[i].known_users = &builtin_groups[0];
- i++;
+ /* Default return */
+ return "SID *TYPE* is INVALID";
- sid_name_map[i].sid = &global_sid_World_Domain;
- sid_name_map[i].name = "";
- sid_name_map[i].known_users = &everyone_users[0];
- i++;
-
- sid_name_map[i].sid = &global_sid_Creator_Owner_Domain;
- sid_name_map[i].name = "";
- sid_name_map[i].known_users = &creator_owner_users[0];
- i++;
-
- sid_name_map[i].sid = &global_sid_NT_Authority;
- sid_name_map[i].name = "NT Authority";
- sid_name_map[i].known_users = &nt_authority_users[0];
- i++;
-
-
- /* end of array */
- sid_name_map[i].sid = NULL;
- sid_name_map[i].name = NULL;
- sid_name_map[i].known_users = NULL;
-
- sid_name_map_initialized = True;
-
- return;
-
}
+
/****************************************************************************
Creates some useful well known sids
****************************************************************************/
@@ -194,115 +118,6 @@ void generate_wellknown_sids(void)
}
/**************************************************************************
- Turns a domain SID into a name, returned in the nt_domain argument.
-***************************************************************************/
-
-BOOL map_domain_sid_to_name(DOM_SID *sid, char *nt_domain)
-{
- fstring sid_str;
- int i = 0;
-
- sid_to_string(sid_str, sid);
-
- if (!sid_name_map_initialized)
- init_sid_name_map();
-
- DEBUG(5,("map_domain_sid_to_name: %s\n", sid_str));
-
- if (nt_domain == NULL)
- return False;
-
- while (sid_name_map[i].sid != NULL) {
- sid_to_string(sid_str, sid_name_map[i].sid);
- DEBUG(5,("map_domain_sid_to_name: compare: %s\n", sid_str));
- if (sid_equal(sid_name_map[i].sid, sid)) {
- fstrcpy(nt_domain, sid_name_map[i].name);
- DEBUG(5,("map_domain_sid_to_name: found '%s'\n", nt_domain));
- return True;
- }
- i++;
- }
-
- DEBUG(5,("map_domain_sid_to_name: mapping for %s not found\n", sid_str));
-
- return False;
-}
-
-/**************************************************************************
- Looks up a known username from one of the known domains.
-***************************************************************************/
-
-BOOL lookup_known_rid(DOM_SID *sid, uint32 rid, char *name, enum SID_NAME_USE *psid_name_use)
-{
- int i = 0;
- struct sid_name_map_info *psnm;
-
- if (!sid_name_map_initialized)
- init_sid_name_map();
-
- for(i = 0; sid_name_map[i].sid != NULL; i++) {
- psnm = &sid_name_map[i];
- if(sid_equal(psnm->sid, sid)) {
- int j;
- for(j = 0; psnm->known_users && psnm->known_users[j].known_user_name != NULL; j++) {
- if(rid == psnm->known_users[j].rid) {
- DEBUG(5,("lookup_builtin_rid: rid = %u, domain = '%s', user = '%s'\n",
- (unsigned int)rid, psnm->name, psnm->known_users[j].known_user_name ));
- fstrcpy( name, psnm->known_users[j].known_user_name);
- *psid_name_use = psnm->known_users[j].sid_name_use;
- return True;
- }
- }
- }
- }
-
- return False;
-}
-
-/**************************************************************************
- Turns a domain name into a SID.
- *** side-effect: if the domain name is NULL, it is set to our domain ***
-***************************************************************************/
-
-BOOL map_domain_name_to_sid(DOM_SID *sid, char *nt_domain)
-{
- int i = 0;
-
- if (nt_domain == NULL) {
- DEBUG(5,("map_domain_name_to_sid: mapping NULL domain to our SID.\n"));
- sid_copy(sid, &global_sam_sid);
- return True;
- }
-
- if (nt_domain[0] == 0) {
- fstrcpy(nt_domain, global_myname);
- DEBUG(5,("map_domain_name_to_sid: overriding blank name to %s\n", nt_domain));
- sid_copy(sid, &global_sam_sid);
- return True;
- }
-
- DEBUG(5,("map_domain_name_to_sid: %s\n", nt_domain));
-
- if (!sid_name_map_initialized)
- init_sid_name_map();
-
- while (sid_name_map[i].name != NULL) {
- DEBUG(5,("map_domain_name_to_sid: compare: %s\n", sid_name_map[i].name));
- if (strequal(sid_name_map[i].name, nt_domain)) {
- fstring sid_str;
- sid_copy(sid, sid_name_map[i].sid);
- sid_to_string(sid_str, sid_name_map[i].sid);
- DEBUG(5,("map_domain_name_to_sid: found %s\n", sid_str));
- return True;
- }
- i++;
- }
-
- DEBUG(0,("map_domain_name_to_sid: mapping to %s not found.\n", nt_domain));
- return False;
-}
-
-/**************************************************************************
Splits a name of format \DOMAIN\name or name into its two components.
Sets the DOMAIN name to global_myname if it has not been specified.
***************************************************************************/
@@ -340,15 +155,22 @@ void split_domain_name(const char *fullname, char *domain, char *name)
Convert a SID to an ascii string.
*****************************************************************/
-char *sid_to_string(fstring sidstr_out, DOM_SID *sid)
+char *sid_to_string(fstring sidstr_out, const DOM_SID *sid)
{
char subauth[16];
int i;
+ uint32 ia;
+
+ if (!sid) {
+ fstrcpy(sidstr_out, "(NULL SID)");
+ return sidstr_out;
+ }
+
/* BIG NOTE: this function only does SIDS where the identauth is not >= 2^32 */
- uint32 ia = (sid->id_auth[5]) +
- (sid->id_auth[4] << 8 ) +
- (sid->id_auth[3] << 16) +
- (sid->id_auth[2] << 24);
+ ia = (sid->id_auth[5]) +
+ (sid->id_auth[4] << 8 ) +
+ (sid->id_auth[3] << 16) +
+ (sid->id_auth[2] << 24);
slprintf(sidstr_out, sizeof(fstring) - 1, "S-%u-%lu", (unsigned int)sid->sid_rev_num, (unsigned long)ia);
@@ -363,7 +185,7 @@ char *sid_to_string(fstring sidstr_out, DOM_SID *sid)
/*
useful function for debug lines
*/
-const char *sid_string_static(DOM_SID *sid)
+const char *sid_string_static(const DOM_SID *sid)
{
static fstring sid_str;
sid_to_string(sid_str, sid);
@@ -466,8 +288,11 @@ BOOL sid_split_rid(DOM_SID *sid, uint32 *rid)
Return the last rid from the end of a sid
*****************************************************************/
-BOOL sid_peek_rid(DOM_SID *sid, uint32 *rid)
+BOOL sid_peek_rid(const DOM_SID *sid, uint32 *rid)
{
+ if (!sid || !rid)
+ return False;
+
if (sid->num_auths > 0) {
*rid = sid->sub_auths[sid->num_auths - 1];
return True;
@@ -476,6 +301,25 @@ BOOL sid_peek_rid(DOM_SID *sid, uint32 *rid)
}
/*****************************************************************
+ Return the last rid from the end of a sid
+ and check the sid against the exp_dom_sid
+*****************************************************************/
+
+BOOL sid_peek_check_rid(const DOM_SID *exp_dom_sid, const DOM_SID *sid, uint32 *rid)
+{
+ if (!exp_dom_sid || !sid || !rid)
+ return False;
+
+
+ if (sid_compare_domain(exp_dom_sid, sid)!=0){
+ *rid=(-1);
+ return False;
+ }
+
+ return sid_peek_rid(sid, rid);
+}
+
+/*****************************************************************
Copies a sid
*****************************************************************/
@@ -483,7 +327,7 @@ void sid_copy(DOM_SID *dst, const DOM_SID *src)
{
int i;
- memset((char *)dst, '\0', sizeof(DOM_SID));
+ ZERO_STRUCTP(dst);
dst->sid_rev_num = src->sid_rev_num;
dst->num_auths = src->num_auths;
@@ -494,24 +338,6 @@ void sid_copy(DOM_SID *dst, const DOM_SID *src)
dst->sub_auths[i] = src->sub_auths[i];
}
-/*****************************************************************
- Duplicates a sid - mallocs the target.
-*****************************************************************/
-
-DOM_SID *sid_dup(DOM_SID *src)
-{
- DOM_SID *dst;
-
- if(!src)
- return NULL;
-
- if((dst = malloc(sizeof(DOM_SID))) != NULL) {
- memset(dst, '\0', sizeof(DOM_SID));
- sid_copy( dst, src);
- }
-
- return dst;
-}
/*****************************************************************
Write a sid out into on-the-wire format.
@@ -553,7 +379,7 @@ BOOL sid_parse(char *inbuf, size_t len, DOM_SID *sid)
/*****************************************************************
Compare the auth portion of two sids.
*****************************************************************/
-int sid_compare_auth(const DOM_SID *sid1, const DOM_SID *sid2)
+static int sid_compare_auth(const DOM_SID *sid1, const DOM_SID *sid2)
{
int i;
@@ -619,14 +445,6 @@ BOOL sid_equal(const DOM_SID *sid1, const DOM_SID *sid2)
}
-/*****************************************************************
- Check if the SID is our domain SID (S-1-5-21-x-y-z).
-*****************************************************************/
-BOOL sid_check_is_domain(const DOM_SID *sid)
-{
- return sid_equal(sid, &global_sam_sid);
-}
-
/*****************************************************************
Check if the SID is the builtin SID (S-1-5-32).
@@ -640,20 +458,6 @@ BOOL sid_check_is_builtin(const DOM_SID *sid)
/*****************************************************************
Check if the SID is our domain SID (S-1-5-21-x-y-z).
*****************************************************************/
-BOOL sid_check_is_in_our_domain(const DOM_SID *sid)
-{
- DOM_SID dom_sid;
- uint32 rid;
-
- sid_copy(&dom_sid, sid);
- sid_split_rid(&dom_sid, &rid);
-
- return sid_equal(&dom_sid, &global_sam_sid);
-}
-
-/*****************************************************************
- Check if the SID is our domain SID (S-1-5-21-x-y-z).
-*****************************************************************/
BOOL sid_check_is_in_builtin(const DOM_SID *sid)
{
DOM_SID dom_sid;