s3-rpc_server: move services into individual directories.

Guenther

Autobuild-User: Günther Deschner <gd@samba.org>
Autobuild-Date: Thu Feb 10 22:13:17 CET 2011 on sn-devel-104

1 files changed, 1142 insertions, 0 deletions

diff --git a/source3/rpc_server/winreg/srv_winreg_nt.c b/source3/rpc_server/winreg/srv_winreg_nt.c
new file mode 100644
index 0000000000..379fe57c38
--- /dev/null
+++ b/source3/rpc_server/winreg/srv_winreg_nt.c
@@ -0,0 +1,1142 @@
+/*
+ *  Unix SMB/CIFS implementation.
+ *  RPC Pipe client / server routines
+ *
+ *  Copyright (C) Gerald Carter                 2002-2006.
+ *
+ *  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 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* Implementation of registry functions. */
+
+#include "includes.h"
+#include "../librpc/gen_ndr/srv_winreg.h"
+#include "registry/reg_parse_prs.h"
+#include "registry.h"
+#include "registry/reg_api.h"
+#include "registry/reg_api_regf.h"
+#include "registry/reg_perfcount.h"
+#include "rpc_misc.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_RPC_SRV
+
+/******************************************************************
+ Find a registry key handle and return a struct registry_key *
+ *****************************************************************/
+
+static struct registry_key *find_regkey_by_hnd(struct pipes_struct *p,
+					       struct policy_handle *hnd)
+{
+	struct registry_key *regkey = NULL;
+
+	if(!find_policy_by_hnd(p,hnd,(void **)(void *)&regkey)) {
+		DEBUG(2,("find_regkey_index_by_hnd: Registry Key not found: "));
+		return NULL;
+	}
+
+	return regkey;
+}
+
+/*******************************************************************
+ Function for open a new registry handle and creating a handle
+ Note that P should be valid & hnd should already have space
+
+ When we open a key, we store the full path to the key as
+ HK[LM|U]\<key>\<key>\...
+ *******************************************************************/
+
+static WERROR open_registry_key(struct pipes_struct *p,
+				struct policy_handle *hnd,
+				struct registry_key *parent,
+				const char *subkeyname,
+				uint32_t access_desired)
+{
+	WERROR result = WERR_OK;
+	struct registry_key *key;
+
+	if (parent == NULL) {
+		result = reg_openhive(p->mem_ctx, subkeyname, access_desired,
+				      p->server_info->security_token, &key);
+	}
+	else {
+		result = reg_openkey(p->mem_ctx, parent, subkeyname,
+				     access_desired, &key);
+	}
+
+	if ( !W_ERROR_IS_OK(result) ) {
+		return result;
+	}
+
+	if ( !create_policy_hnd( p, hnd, key ) ) {
+		return WERR_BADFILE;
+	}
+
+	return WERR_OK;
+}
+
+/*******************************************************************
+ Function for open a new registry handle and creating a handle
+ Note that P should be valid & hnd should already have space
+ *******************************************************************/
+
+static bool close_registry_key(struct pipes_struct *p,
+			       struct policy_handle *hnd)
+{
+	struct registry_key *regkey = find_regkey_by_hnd(p, hnd);
+
+	if ( !regkey ) {
+		DEBUG(2,("close_registry_key: Invalid handle (%s:%u:%u)\n",
+			 OUR_HANDLE(hnd)));
+		return False;
+	}
+
+	close_policy_hnd(p, hnd);
+
+	return True;
+}
+
+/********************************************************************
+ _winreg_CloseKey
+ ********************************************************************/
+
+WERROR _winreg_CloseKey(struct pipes_struct *p,
+			struct winreg_CloseKey *r)
+{
+	/* close the policy handle */
+
+	if (!close_registry_key(p, r->in.handle))
+		return WERR_BADFID;
+
+	ZERO_STRUCTP(r->out.handle);
+
+	return WERR_OK;
+}
+
+/*******************************************************************
+ _winreg_OpenHKLM
+ ********************************************************************/
+
+WERROR _winreg_OpenHKLM(struct pipes_struct *p,
+			struct winreg_OpenHKLM *r)
+{
+	return open_registry_key(p, r->out.handle, NULL, KEY_HKLM, r->in.access_mask);
+}
+
+/*******************************************************************
+ _winreg_OpenHKPD
+ ********************************************************************/
+
+WERROR _winreg_OpenHKPD(struct pipes_struct *p,
+			struct winreg_OpenHKPD *r)
+{
+	return open_registry_key(p, r->out.handle, NULL, KEY_HKPD, r->in.access_mask);
+}
+
+/*******************************************************************
+ _winreg_OpenHKPT
+ ********************************************************************/
+
+WERROR _winreg_OpenHKPT(struct pipes_struct *p,
+			struct winreg_OpenHKPT *r)
+{
+	return open_registry_key(p, r->out.handle, NULL, KEY_HKPT, r->in.access_mask);
+}
+
+/*******************************************************************
+ _winreg_OpenHKCR
+ ********************************************************************/
+
+WERROR _winreg_OpenHKCR(struct pipes_struct *p,
+			struct winreg_OpenHKCR *r)
+{
+	return open_registry_key(p, r->out.handle, NULL, KEY_HKCR, r->in.access_mask);
+}
+
+/*******************************************************************
+ _winreg_OpenHKU
+ ********************************************************************/
+
+WERROR _winreg_OpenHKU(struct pipes_struct *p,
+		       struct winreg_OpenHKU *r)
+{
+	return open_registry_key(p, r->out.handle, NULL, KEY_HKU, r->in.access_mask);
+}
+
+/*******************************************************************
+ _winreg_OpenHKCU
+ ********************************************************************/
+
+WERROR _winreg_OpenHKCU(struct pipes_struct *p,
+			struct winreg_OpenHKCU *r)
+{
+	return open_registry_key(p, r->out.handle, NULL, KEY_HKCU, r->in.access_mask);
+}
+
+/*******************************************************************
+ _winreg_OpenHKCC
+ ********************************************************************/
+
+WERROR _winreg_OpenHKCC(struct pipes_struct *p,
+			struct winreg_OpenHKCC *r)
+{
+	return open_registry_key(p, r->out.handle, NULL, KEY_HKCC, r->in.access_mask);
+}
+
+/*******************************************************************
+ _winreg_OpenHKDD
+ ********************************************************************/
+
+WERROR _winreg_OpenHKDD(struct pipes_struct *p,
+			struct winreg_OpenHKDD *r)
+{
+	return open_registry_key(p, r->out.handle, NULL, KEY_HKDD, r->in.access_mask);
+}
+
+/*******************************************************************
+ _winreg_OpenHKPN
+ ********************************************************************/
+
+WERROR _winreg_OpenHKPN(struct pipes_struct *p,
+			struct winreg_OpenHKPN *r)
+{
+	return open_registry_key(p, r->out.handle, NULL, KEY_HKPN, r->in.access_mask);
+}
+
+/*******************************************************************
+ _winreg_OpenKey
+ ********************************************************************/
+
+WERROR _winreg_OpenKey(struct pipes_struct *p,
+		       struct winreg_OpenKey *r)
+{
+	struct registry_key *parent = find_regkey_by_hnd(p, r->in.parent_handle );
+
+	if ( !parent )
+		return WERR_BADFID;
+
+	return open_registry_key(p, r->out.handle, parent, r->in.keyname.name, r->in.access_mask);
+}
+
+/*******************************************************************
+ _winreg_QueryValue
+ ********************************************************************/
+
+WERROR _winreg_QueryValue(struct pipes_struct *p,
+			  struct winreg_QueryValue *r)
+{
+	WERROR        status = WERR_BADFILE;
+	struct registry_key *regkey = find_regkey_by_hnd( p, r->in.handle );
+	prs_struct    prs_hkpd;
+
+	uint8_t *outbuf = NULL;
+	uint32_t outbuf_size = 0;
+
+	bool free_buf = False;
+	bool free_prs = False;
+
+	if ( !regkey )
+		return WERR_BADFID;
+
+	if (r->in.value_name->name == NULL) {
+		return WERR_INVALID_PARAM;
+	}
+
+	if ((r->out.data_length == NULL) || (r->out.type == NULL) || (r->out.data_size == NULL)) {
+		return WERR_INVALID_PARAM;
+	}
+
+	DEBUG(7,("_winreg_QueryValue: policy key name = [%s]\n", regkey->key->name));
+	DEBUG(7,("_winreg_QueryValue: policy key type = [%08x]\n", regkey->key->type));
+
+	/* Handle QueryValue calls on HKEY_PERFORMANCE_DATA */
+	if(regkey->key->type == REG_KEY_HKPD)
+	{
+		if (strequal(r->in.value_name->name, "Global"))	{
+			if (!prs_init(&prs_hkpd, *r->in.data_size, p->mem_ctx, MARSHALL))
+				return WERR_NOMEM;
+			status = reg_perfcount_get_hkpd(
+				&prs_hkpd, *r->in.data_size, &outbuf_size, NULL);
+			outbuf = (uint8_t *)prs_hkpd.data_p;
+			free_prs = True;
+		}
+		else if (strequal(r->in.value_name->name, "Counter 009")) {
+			outbuf_size = reg_perfcount_get_counter_names(
+				reg_perfcount_get_base_index(),
+				(char **)(void *)&outbuf);
+			free_buf = True;
+		}
+		else if (strequal(r->in.value_name->name, "Explain 009")) {
+			outbuf_size = reg_perfcount_get_counter_help(
+				reg_perfcount_get_base_index(),
+				(char **)(void *)&outbuf);
+			free_buf = True;
+		}
+		else if (isdigit(r->in.value_name->name[0])) {
+			/* we probably have a request for a specific object
+			 * here */
+			if (!prs_init(&prs_hkpd, *r->in.data_size, p->mem_ctx, MARSHALL))
+				return WERR_NOMEM;
+			status = reg_perfcount_get_hkpd(
+				&prs_hkpd, *r->in.data_size, &outbuf_size,
+				r->in.value_name->name);
+			outbuf = (uint8_t *)prs_hkpd.data_p;
+			free_prs = True;
+		}
+		else {
+			DEBUG(3,("Unsupported key name [%s] for HKPD.\n",
+				 r->in.value_name->name));
+			return WERR_BADFILE;
+		}
+
+		*r->out.type = REG_BINARY;
+	}
+	else {
+		struct registry_value *val;
+
+		status = reg_queryvalue(p->mem_ctx, regkey, r->in.value_name->name,
+					&val);
+		if (!W_ERROR_IS_OK(status)) {
+
+			DEBUG(10,("_winreg_QueryValue: reg_queryvalue failed with: %s\n",
+				win_errstr(status)));
+
+			if (r->out.data_size) {
+				*r->out.data_size = 0;
+			}
+			if (r->out.data_length) {
+				*r->out.data_length = 0;
+			}
+			return status;
+		}
+
+		outbuf = val->data.data;
+		outbuf_size = val->data.length;
+		*r->out.type = val->type;
+	}
+
+	status = WERR_BADFILE;
+
+	if (*r->in.data_size < outbuf_size) {
+		*r->out.data_size = outbuf_size;
+		status = r->in.data ? WERR_MORE_DATA : WERR_OK;
+	} else {
+		*r->out.data_length = outbuf_size;
+		*r->out.data_size = outbuf_size;
+		if (r->out.data) {
+			memcpy(r->out.data, outbuf, outbuf_size);
+		}
+		status = WERR_OK;
+	}
+
+	if (free_prs) prs_mem_free(&prs_hkpd);
+	if (free_buf) SAFE_FREE(outbuf);
+
+	return status;
+}
+
+/*****************************************************************************
+ _winreg_QueryInfoKey
+ ****************************************************************************/
+
+WERROR _winreg_QueryInfoKey(struct pipes_struct *p,
+			    struct winreg_QueryInfoKey *r)
+{
+	WERROR 	status = WERR_OK;
+	struct registry_key *regkey = find_regkey_by_hnd( p, r->in.handle );
+
+	if ( !regkey )
+		return WERR_BADFID;
+
+	r->out.classname->name = NULL;
+
+	status = reg_queryinfokey(regkey, r->out.num_subkeys, r->out.max_subkeylen,
+				  r->out.max_classlen, r->out.num_values, r->out.max_valnamelen,
+				  r->out.max_valbufsize, r->out.secdescsize,
+				  r->out.last_changed_time);
+	if (!W_ERROR_IS_OK(status)) {
+		return status;
+	}
+
+	/*
+	 * These calculations account for the registry buffers being
+	 * UTF-16. They are inexact at best, but so far they worked.
+	 */
+
+	*r->out.max_subkeylen *= 2;
+
+	*r->out.max_valnamelen += 1;
+	*r->out.max_valnamelen *= 2;
+
+	return WERR_OK;
+}
+
+
+/*****************************************************************************
+ _winreg_GetVersion
+ ****************************************************************************/
+
+WERROR _winreg_GetVersion(struct pipes_struct *p,
+			  struct winreg_GetVersion *r)
+{
+	struct registry_key *regkey = find_regkey_by_hnd( p, r->in.handle );
+
+	if ( !regkey )
+		return WERR_BADFID;
+
+	return reg_getversion(r->out.version);
+}
+
+
+/*****************************************************************************
+ _winreg_EnumKey
+ ****************************************************************************/
+
+WERROR _winreg_EnumKey(struct pipes_struct *p,
+		       struct winreg_EnumKey *r)
+{
+	WERROR err = WERR_OK;
+	struct registry_key *key = find_regkey_by_hnd( p, r->in.handle );
+
+	if ( !key )
+		return WERR_BADFID;
+
+	if ( !r->in.name || !r->in.keyclass )
+		return WERR_INVALID_PARAM;
+
+	DEBUG(8,("_winreg_EnumKey: enumerating key [%s]\n", key->key->name));
+
+	err = reg_enumkey(p->mem_ctx, key, r->in.enum_index, (char **)&r->out.name->name,
+			  r->out.last_changed_time);
+	if (!W_ERROR_IS_OK(err)) {
+		return err;
+	}
+	r->out.keyclass->name = "";
+	return WERR_OK;
+}
+
+/*****************************************************************************
+ _winreg_EnumValue
+ ****************************************************************************/
+
+WERROR _winreg_EnumValue(struct pipes_struct *p,
+			 struct winreg_EnumValue *r)
+{
+	WERROR err = WERR_OK;
+	struct registry_key *key = find_regkey_by_hnd( p, r->in.handle );
+	char *valname = NULL;
+	struct registry_value *val = NULL;
+
+	if ( !key )
+		return WERR_BADFID;
+
+	if ( !r->in.name )
+		return WERR_INVALID_PARAM;
+
+	DEBUG(8,("_winreg_EnumValue: enumerating values for key [%s]\n",
+		 key->key->name));
+
+	err = reg_enumvalue(p->mem_ctx, key, r->in.enum_index, &valname, &val);
+	if (!W_ERROR_IS_OK(err)) {
+		return err;
+	}
+
+	if (r->out.name != NULL) {
+		r->out.name->name = valname;
+	}
+
+	if (r->out.type != NULL) {
+		*r->out.type = val->type;
+	}
+
+	if (r->out.value != NULL) {
+		if ((r->out.size == NULL) || (r->out.length == NULL)) {
+			return WERR_INVALID_PARAM;
+		}
+
+		if (val->data.length > *r->out.size) {
+			return WERR_MORE_DATA;
+		}
+
+		memcpy( r->out.value, val->data.data, val->data.length );
+	}
+
+	if (r->out.length != NULL) {
+		*r->out.length = val->data.length;
+	}
+	if (r->out.size != NULL) {
+		*r->out.size = val->data.length;
+	}
+
+	return WERR_OK;
+}
+
+/*******************************************************************
+ _winreg_InitiateSystemShutdown
+ ********************************************************************/
+
+WERROR _winreg_InitiateSystemShutdown(struct pipes_struct *p,
+				      struct winreg_InitiateSystemShutdown *r)
+{
+	struct winreg_InitiateSystemShutdownEx s;
+
+	s.in.hostname = r->in.hostname;
+	s.in.message = r->in.message;
+	s.in.timeout = r->in.timeout;
+	s.in.force_apps = r->in.force_apps;
+	s.in.do_reboot = r->in.do_reboot;
+	s.in.reason = 0;
+
+	/* thunk down to _winreg_InitiateSystemShutdownEx()
+	   (just returns a status) */
+
+	return _winreg_InitiateSystemShutdownEx( p, &s );
+}
+
+/*******************************************************************
+ _winreg_InitiateSystemShutdownEx
+ ********************************************************************/
+
+#define SHUTDOWN_R_STRING "-r"
+#define SHUTDOWN_F_STRING "-f"
+
+
+WERROR _winreg_InitiateSystemShutdownEx(struct pipes_struct *p,
+					struct winreg_InitiateSystemShutdownEx *r)
+{
+	char *shutdown_script = NULL;
+	char *msg = NULL;
+	char *chkmsg = NULL;
+	fstring str_timeout;
+	fstring str_reason;
+	fstring do_reboot;
+	fstring f;
+	int ret = -1;
+	bool can_shutdown = false;
+
+	shutdown_script = talloc_strdup(p->mem_ctx, lp_shutdown_script());
+	if (!shutdown_script) {
+		return WERR_NOMEM;
+	}
+	if (!*shutdown_script) {
+		return WERR_ACCESS_DENIED;
+	}
+
+	/* pull the message string and perform necessary sanity checks on it */
+
+	if ( r->in.message && r->in.message->string ) {
+		if ( (msg = talloc_strdup(p->mem_ctx, r->in.message->string )) == NULL ) {
+			return WERR_NOMEM;
+		}
+		chkmsg = TALLOC_ARRAY(p->mem_ctx, char, strlen(msg)+1);
+		if (!chkmsg) {
+			return WERR_NOMEM;
+		}
+		alpha_strcpy(chkmsg, msg, NULL, strlen(msg)+1);
+	}
+
+	fstr_sprintf(str_timeout, "%d", r->in.timeout);
+	fstr_sprintf(do_reboot, r->in.do_reboot ? SHUTDOWN_R_STRING : "");
+	fstr_sprintf(f, r->in.force_apps ? SHUTDOWN_F_STRING : "");
+	fstr_sprintf(str_reason, "%d", r->in.reason );
+
+	shutdown_script = talloc_all_string_sub(p->mem_ctx,
+				shutdown_script, "%z", chkmsg ? chkmsg : "");
+	if (!shutdown_script) {
+		return WERR_NOMEM;
+	}
+	shutdown_script = talloc_all_string_sub(p->mem_ctx,
+					shutdown_script, "%t", str_timeout);
+	if (!shutdown_script) {
+		return WERR_NOMEM;
+	}
+	shutdown_script = talloc_all_string_sub(p->mem_ctx,
+						shutdown_script, "%r", do_reboot);
+	if (!shutdown_script) {
+		return WERR_NOMEM;
+	}
+	shutdown_script = talloc_all_string_sub(p->mem_ctx,
+						shutdown_script, "%f", f);
+	if (!shutdown_script) {
+		return WERR_NOMEM;
+	}
+	shutdown_script = talloc_all_string_sub(p->mem_ctx,
+					shutdown_script, "%x", str_reason);
+	if (!shutdown_script) {
+		return WERR_NOMEM;
+	}
+
+	can_shutdown = security_token_has_privilege(p->server_info->security_token, SEC_PRIV_REMOTE_SHUTDOWN);
+
+	/* IF someone has privs, run the shutdown script as root. OTHERWISE run it as not root
+	   Take the error return from the script and provide it as the Windows return code. */
+
+	/********** BEGIN SeRemoteShutdownPrivilege BLOCK **********/
+
+	if ( can_shutdown )
+		become_root();
+
+	ret = smbrun( shutdown_script, NULL );
+
+	if ( can_shutdown )
+		unbecome_root();
+
+	/********** END SeRemoteShutdownPrivilege BLOCK **********/
+
+	DEBUG(3,("_reg_shutdown_ex: Running the command `%s' gave %d\n",
+		shutdown_script, ret));
+
+	return (ret == 0) ? WERR_OK : WERR_ACCESS_DENIED;
+}
+
+/*******************************************************************
+ _winreg_AbortSystemShutdown
+ ********************************************************************/
+
+WERROR _winreg_AbortSystemShutdown(struct pipes_struct *p,
+				   struct winreg_AbortSystemShutdown *r)
+{
+	const char *abort_shutdown_script = lp_abort_shutdown_script();
+	int ret = -1;
+	bool can_shutdown = false;
+
+	if (!*abort_shutdown_script)
+		return WERR_ACCESS_DENIED;
+
+	can_shutdown = security_token_has_privilege(p->server_info->security_token, SEC_PRIV_REMOTE_SHUTDOWN);
+
+	/********** BEGIN SeRemoteShutdownPrivilege BLOCK **********/
+
+	if ( can_shutdown )
+		become_root();
+
+	ret = smbrun( abort_shutdown_script, NULL );
+
+	if ( can_shutdown )
+		unbecome_root();
+
+	/********** END SeRemoteShutdownPrivilege BLOCK **********/
+
+	DEBUG(3,("_winreg_AbortSystemShutdown: Running the command `%s' gave %d\n",
+		abort_shutdown_script, ret));
+
+	return (ret == 0) ? WERR_OK : WERR_ACCESS_DENIED;
+}
+
+/*******************************************************************
+ ********************************************************************/
+
+static int validate_reg_filename(TALLOC_CTX *ctx, char **pp_fname )
+{
+	char *p = NULL;
+	int num_services = lp_numservices();
+	int snum = -1;
+	const char *share_path = NULL;
+	char *fname = *pp_fname;
+
+	/* convert to a unix path, stripping the C:\ along the way */
+
+	if (!(p = valid_share_pathname(ctx, fname))) {
+		return -1;
+	}
+
+	/* has to exist within a valid file share */
+
+	for (snum=0; snum<num_services; snum++) {
+		if (!lp_snum_ok(snum) || lp_print_ok(snum)) {
+			continue;
+		}
+
+		share_path = lp_pathname(snum);
+
+		/* make sure we have a path (e.g. [homes] ) */
+		if (strlen(share_path) == 0) {
+			continue;
+		}
+
+		if (strncmp(share_path, p, strlen(share_path)) == 0) {
+			break;
+		}
+	}
+
+	*pp_fname = p;
+	return (snum < num_services) ? snum : -1;
+}
+
+/*******************************************************************
+ _winreg_RestoreKey
+ ********************************************************************/
+
+WERROR _winreg_RestoreKey(struct pipes_struct *p,
+			  struct winreg_RestoreKey *r)
+{
+	struct registry_key *regkey = find_regkey_by_hnd( p, r->in.handle );
+	char *fname = NULL;
+	int snum = -1;
+
+	if ( !regkey )
+		return WERR_BADFID;
+
+	if ( !r->in.filename || !r->in.filename->name )
+		return WERR_INVALID_PARAM;
+
+	fname = talloc_strdup(p->mem_ctx, r->in.filename->name);
+	if (!fname) {
+		return WERR_NOMEM;
+	}
+
+	DEBUG(8,("_winreg_RestoreKey: verifying restore of key [%s] from "
+		 "\"%s\"\n", regkey->key->name, fname));
+
+	if ((snum = validate_reg_filename(p->mem_ctx, &fname)) == -1)
+		return WERR_OBJECT_PATH_INVALID;
+
+	/* user must posses SeRestorePrivilege for this this proceed */
+
+	if ( !security_token_has_privilege(p->server_info->security_token, SEC_PRIV_RESTORE)) {
+		return WERR_ACCESS_DENIED;
+	}
+
+	DEBUG(2,("_winreg_RestoreKey: Restoring [%s] from %s in share %s\n",
+		 regkey->key->name, fname, lp_servicename(snum) ));
+
+	return reg_restorekey(regkey, fname);
+}
+
+/*******************************************************************
+ _winreg_SaveKey
+ ********************************************************************/
+
+WERROR _winreg_SaveKey(struct pipes_struct *p,
+		       struct winreg_SaveKey *r)
+{
+	struct registry_key *regkey = find_regkey_by_hnd( p, r->in.handle );
+	char *fname = NULL;
+	int snum = -1;
+
+	if ( !regkey )
+		return WERR_BADFID;
+
+	if ( !r->in.filename || !r->in.filename->name )
+		return WERR_INVALID_PARAM;
+
+	fname = talloc_strdup(p->mem_ctx, r->in.filename->name);
+	if (!fname) {
+		return WERR_NOMEM;
+	}
+
+	DEBUG(8,("_winreg_SaveKey: verifying backup of key [%s] to \"%s\"\n",
+		 regkey->key->name, fname));
+
+	if ((snum = validate_reg_filename(p->mem_ctx, &fname)) == -1 )
+		return WERR_OBJECT_PATH_INVALID;
+
+	DEBUG(2,("_winreg_SaveKey: Saving [%s] to %s in share %s\n",
+		 regkey->key->name, fname, lp_servicename(snum) ));
+
+	return reg_savekey(regkey, fname);
+}
+
+/*******************************************************************
+ _winreg_SaveKeyEx
+ ********************************************************************/
+
+WERROR _winreg_SaveKeyEx(struct pipes_struct *p,
+			 struct winreg_SaveKeyEx *r)
+{
+	/* fill in your code here if you think this call should
+	   do anything */
+
+	p->rng_fault_state = True;
+	return WERR_NOT_SUPPORTED;
+}
+
+/*******************************************************************
+ _winreg_CreateKey
+ ********************************************************************/
+
+WERROR _winreg_CreateKey(struct pipes_struct *p,
+			 struct winreg_CreateKey *r)
+{
+	struct registry_key *parent = find_regkey_by_hnd(p, r->in.handle);
+	struct registry_key *new_key = NULL;
+	WERROR result = WERR_OK;
+
+	if ( !parent )
+		return WERR_BADFID;
+
+	DEBUG(10, ("_winreg_CreateKey called with parent key '%s' and "
+		   "subkey name '%s'\n", parent->key->name, r->in.name.name));
+
+	result = reg_createkey(NULL, parent, r->in.name.name, r->in.access_mask,
+			       &new_key, r->out.action_taken);
+	if (!W_ERROR_IS_OK(result)) {
+		return result;
+	}
+
+	if (!create_policy_hnd(p, r->out.new_handle, new_key)) {
+		TALLOC_FREE(new_key);
+		return WERR_BADFILE;
+	}
+
+	return WERR_OK;
+}
+
+/*******************************************************************
+ _winreg_SetValue
+ ********************************************************************/
+
+WERROR _winreg_SetValue(struct pipes_struct *p,
+			struct winreg_SetValue *r)
+{
+	struct registry_key *key = find_regkey_by_hnd(p, r->in.handle);
+	struct registry_value *val = NULL;
+
+	if ( !key )
+		return WERR_BADFID;
+
+	DEBUG(8,("_winreg_SetValue: Setting value for [%s:%s]\n",
+			 key->key->name, r->in.name.name));
+
+	val = talloc_zero(p->mem_ctx, struct registry_value);
+	if (val == NULL) {
+		return WERR_NOMEM;
+	}
+
+	val->type = r->in.type;
+	val->data = data_blob_talloc(p->mem_ctx, r->in.data, r->in.size);
+
+	return reg_setvalue(key, r->in.name.name, val);
+}
+
+/*******************************************************************
+ _winreg_DeleteKey
+ ********************************************************************/
+
+WERROR _winreg_DeleteKey(struct pipes_struct *p,
+			 struct winreg_DeleteKey *r)
+{
+	struct registry_key *parent = find_regkey_by_hnd(p, r->in.handle);
+
+	if ( !parent )
+		return WERR_BADFID;
+
+	return reg_deletekey(parent, r->in.key.name);
+}
+
+
+/*******************************************************************
+ _winreg_DeleteValue
+ ********************************************************************/
+
+WERROR _winreg_DeleteValue(struct pipes_struct *p,
+			   struct winreg_DeleteValue *r)
+{
+	struct registry_key *key = find_regkey_by_hnd(p, r->in.handle);
+
+	if ( !key )
+		return WERR_BADFID;
+
+	return reg_deletevalue(key, r->in.value.name);
+}
+
+/*******************************************************************
+ _winreg_GetKeySecurity
+ ********************************************************************/
+
+WERROR _winreg_GetKeySecurity(struct pipes_struct *p,
+			      struct winreg_GetKeySecurity *r)
+{
+	struct registry_key *key = find_regkey_by_hnd(p, r->in.handle);
+	WERROR err = WERR_OK;
+	struct security_descriptor *secdesc = NULL;
+	uint8 *data = NULL;
+	size_t len = 0;
+
+	if ( !key )
+		return WERR_BADFID;
+
+	/* access checks first */
+
+	if ( !(key->key->access_granted & SEC_STD_READ_CONTROL) )
+		return WERR_ACCESS_DENIED;
+
+	err = reg_getkeysecurity(p->mem_ctx, key, &secdesc);
+	if (!W_ERROR_IS_OK(err)) {
+		return err;
+	}
+
+	err = ntstatus_to_werror(marshall_sec_desc(p->mem_ctx, secdesc,
+						   &data, &len));
+	if (!W_ERROR_IS_OK(err)) {
+		return err;
+	}
+
+	if (len > r->out.sd->size) {
+		r->out.sd->size = len;
+		return WERR_INSUFFICIENT_BUFFER;
+	}
+
+	r->out.sd->size = len;
+	r->out.sd->len = len;
+	r->out.sd->data = data;
+
+	return WERR_OK;
+}
+
+/*******************************************************************
+ _winreg_SetKeySecurity
+ ********************************************************************/
+
+WERROR _winreg_SetKeySecurity(struct pipes_struct *p,
+			      struct winreg_SetKeySecurity *r)
+{
+	struct registry_key *key = find_regkey_by_hnd(p, r->in.handle);
+	struct security_descriptor *secdesc = NULL;
+	WERROR err = WERR_OK;
+
+	if ( !key )
+		return WERR_BADFID;
+
+	/* access checks first */
+
+	if ( !(key->key->access_granted & SEC_STD_WRITE_DAC) )
+		return WERR_ACCESS_DENIED;
+
+	err = ntstatus_to_werror(unmarshall_sec_desc(p->mem_ctx, r->in.sd->data,
+						     r->in.sd->len, &secdesc));
+	if (!W_ERROR_IS_OK(err)) {
+		return err;
+	}
+
+	return reg_setkeysecurity(key, secdesc);
+}
+
+/*******************************************************************
+ _winreg_FlushKey
+ ********************************************************************/
+
+WERROR _winreg_FlushKey(struct pipes_struct *p,
+			struct winreg_FlushKey *r)
+{
+	/* I'm just replying OK because there's not a lot
+	   here I see to do i  --jerry */
+
+	return WERR_OK;
+}
+
+/*******************************************************************
+ _winreg_UnLoadKey
+ ********************************************************************/
+
+WERROR _winreg_UnLoadKey(struct pipes_struct *p,
+			 struct winreg_UnLoadKey *r)
+{
+	/* fill in your code here if you think this call should
+	   do anything */
+
+	p->rng_fault_state = True;
+	return WERR_NOT_SUPPORTED;
+}
+
+/*******************************************************************
+ _winreg_ReplaceKey
+ ********************************************************************/
+
+WERROR _winreg_ReplaceKey(struct pipes_struct *p,
+			  struct winreg_ReplaceKey *r)
+{
+	/* fill in your code here if you think this call should
+	   do anything */
+
+	p->rng_fault_state = True;
+	return WERR_NOT_SUPPORTED;
+}
+
+/*******************************************************************
+ _winreg_LoadKey
+ ********************************************************************/
+
+WERROR _winreg_LoadKey(struct pipes_struct *p,
+		       struct winreg_LoadKey *r)
+{
+	/* fill in your code here if you think this call should
+	   do anything */
+
+	p->rng_fault_state = True;
+	return WERR_NOT_SUPPORTED;
+}
+
+/*******************************************************************
+ _winreg_NotifyChangeKeyValue
+ ********************************************************************/
+
+WERROR _winreg_NotifyChangeKeyValue(struct pipes_struct *p,
+				    struct winreg_NotifyChangeKeyValue *r)
+{
+	return WERR_NOT_SUPPORTED;
+}
+
+/*******************************************************************
+ _winreg_QueryMultipleValues
+ ********************************************************************/
+
+WERROR _winreg_QueryMultipleValues(struct pipes_struct *p,
+				   struct winreg_QueryMultipleValues *r)
+{
+	struct winreg_QueryMultipleValues2 r2;
+	uint32_t needed = 0;
+
+	r2.in.key_handle	= r->in.key_handle;
+	r2.in.values_in		= r->in.values_in;
+	r2.in.num_values	= r->in.num_values;
+	r2.in.offered		= r->in.buffer_size;
+	r2.in.buffer		= r->in.buffer;
+	r2.out.values_out	= r->out.values_out;
+	r2.out.needed		= &needed;
+	r2.out.buffer		= r->out.buffer;
+
+	return _winreg_QueryMultipleValues2(p, &r2);
+}
+
+/*******************************************************************
+ ********************************************************************/
+
+static WERROR construct_multiple_entry(TALLOC_CTX *mem_ctx,
+				       const char *valuename,
+				       uint32_t value_length,
+				       uint32_t offset,
+				       enum winreg_Type type,
+				       struct QueryMultipleValue *r)
+{
+	r->ve_valuename = talloc_zero(mem_ctx, struct winreg_ValNameBuf);
+	if (r->ve_valuename == NULL) {
+		return WERR_NOMEM;
+	}
+
+	r->ve_valuename->name = talloc_strdup(r->ve_valuename, valuename ? valuename : "");
+	if (r->ve_valuename->name == NULL) {
+		return WERR_NOMEM;
+	}
+
+	r->ve_valuename->size = strlen_m_term(r->ve_valuename->name)*2;
+	r->ve_valuelen = value_length;
+	r->ve_valueptr = offset;
+	r->ve_type = type;
+
+	return WERR_OK;
+}
+
+/*******************************************************************
+ _winreg_QueryMultipleValues2
+ ********************************************************************/
+
+WERROR _winreg_QueryMultipleValues2(struct pipes_struct *p,
+				    struct winreg_QueryMultipleValues2 *r)
+{
+	struct registry_key *regkey = find_regkey_by_hnd(p, r->in.key_handle);
+	struct registry_value *vals = NULL;
+	const char **names = NULL;
+	uint32_t offset = 0, num_vals = 0;
+	DATA_BLOB result = data_blob_null;
+	int i = 0;
+	WERROR err = WERR_OK;
+
+	if (!regkey) {
+		return WERR_BADFID;
+	}
+
+	names = talloc_zero_array(p->mem_ctx, const char *, r->in.num_values);
+	if (names == NULL) {
+		return WERR_NOMEM;
+	}
+
+	for (i=0; i < r->in.num_values; i++) {
+		if (r->in.values_in[i].ve_valuename &&
+		    r->in.values_in[i].ve_valuename->name) {
+			names[i] = talloc_strdup(names,
+				r->in.values_in[i].ve_valuename->name);
+			if (names[i] == NULL) {
+				return WERR_NOMEM;
+			}
+		}
+	}
+
+	err = reg_querymultiplevalues(p->mem_ctx, regkey,
+				      r->in.num_values, names,
+				      &num_vals, &vals);
+	if (!W_ERROR_IS_OK(err)) {
+		return err;
+	}
+
+	result = data_blob_talloc(p->mem_ctx, NULL, 0);
+
+	for (i=0; i < r->in.num_values; i++) {
+		const char *valuename = NULL;
+
+		if (vals[i].data.length > 0) {
+			if (!data_blob_append(p->mem_ctx, &result,
+					      vals[i].data.data,
+					      vals[i].data.length)) {
+				return WERR_NOMEM;
+			}
+		}
+
+		if (r->in.values_in[i].ve_valuename &&
+		    r->in.values_in[i].ve_valuename->name) {
+			valuename = r->in.values_in[i].ve_valuename->name;
+		}
+
+		err = construct_multiple_entry(r->out.values_out,
+					       valuename,
+					       vals[i].data.length,
+					       offset,
+					       vals[i].type,
+					       &r->out.values_out[i]);
+		if (!W_ERROR_IS_OK(err)) {
+			return err;
+		}
+
+		offset += vals[i].data.length;
+	}
+
+	*r->out.needed = result.length;
+
+	if (r->in.num_values != num_vals) {
+		return WERR_BADFILE;
+	}
+
+	if (*r->in.offered >= *r->out.needed) {
+		if (r->out.buffer) {
+			memcpy(r->out.buffer, result.data, MIN(result.length, *r->in.offered));
+		}
+		return WERR_OK;
+	} else {
+		return WERR_MORE_DATA;
+	}
+}
+
+/*******************************************************************
+ _winreg_DeleteKeyEx
+ ********************************************************************/
+
+WERROR _winreg_DeleteKeyEx(struct pipes_struct *p,
+			   struct winreg_DeleteKeyEx *r)
+{
+	/* fill in your code here if you think this call should
+	   do anything */
+
+	p->rng_fault_state = True;
+	return WERR_NOT_SUPPORTED;
+}