Rename reg_printing.c to reg_backend_printing.c

Start making naming of source files more systematic
to facilitate understanding of the structures.

Michael
(This used to be commit b3c2fb17a4226559788a47fee968ef19b7fbb6b2)

1 files changed, 1269 insertions, 0 deletions

diff --git a/source3/registry/reg_backend_printing.c b/source3/registry/reg_backend_printing.c
new file mode 100644
index 0000000000..a4da103d40
--- /dev/null
+++ b/source3/registry/reg_backend_printing.c
@@ -0,0 +1,1269 @@
+/*
+ *  Unix SMB/CIFS implementation.
+ *  Virtual Windows Registry Layer
+ *  Copyright (C) Gerald Carter                     2002-2005
+ *
+ *  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 virtual views for printing information */
+
+#include "includes.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_REGISTRY
+
+/* registrt paths used in the print_registry[] */
+
+#define KEY_MONITORS		"HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/MONITORS"
+#define KEY_FORMS		"HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/FORMS"
+#define KEY_CONTROL_PRINTERS	"HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/PRINTERS"
+#define KEY_ENVIRONMENTS	"HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/ENVIRONMENTS"
+#define KEY_CONTROL_PRINT	"HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT"
+#define KEY_WINNT_PRINTERS	"HKLM/SOFTWARE/MICROSOFT/WINDOWS NT/CURRENTVERSION/PRINT/PRINTERS"
+#define KEY_WINNT_PRINT		"HKLM/SOFTWARE/MICROSOFT/WINDOWS NT/CURRENTVERSION/PRINT"
+#define KEY_PORTS		"HKLM/SOFTWARE/MICROSOFT/WINDOWS NT/CURRENTVERSION/PORTS"
+
+/* callback table for various registry paths below the ones we service in this module */
+
+struct reg_dyn_tree {
+	/* full key path in normalized form */
+	const char *path;
+
+	/* callbscks for fetch/store operations */
+	int ( *fetch_subkeys) ( const char *path, REGSUBKEY_CTR *subkeys );
+	bool (*store_subkeys) ( const char *path, REGSUBKEY_CTR *subkeys );
+	int  (*fetch_values)  ( const char *path, REGVAL_CTR *values );
+	bool (*store_values)  ( const char *path, REGVAL_CTR *values );
+};
+
+/*********************************************************************
+ *********************************************************************
+ ** Utility Functions
+ *********************************************************************
+ *********************************************************************/
+
+/***********************************************************************
+ simple function to prune a pathname down to the basename of a file
+ **********************************************************************/
+
+static const char *dos_basename(const char *path)
+{
+	const char *p;
+
+	if (!(p = strrchr( path, '\\'))) {
+		p = path;
+	} else {
+		p++;
+	}
+
+	return p;
+}
+
+/*********************************************************************
+ *********************************************************************
+ ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/FORMS"
+ *********************************************************************
+ *********************************************************************/
+
+static int key_forms_fetch_keys(const char *key, REGSUBKEY_CTR *subkeys)
+{
+	char *p = reg_remaining_path(talloc_tos(), key + strlen(KEY_FORMS));
+
+	/* no keys below Forms */
+
+	if (p) {
+		return -1;
+	}
+
+	return 0;
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+static int key_forms_fetch_values( const char *key, REGVAL_CTR *values )
+{
+	uint32 		data[8];
+	int		i, num_values, form_index = 1;
+	nt_forms_struct *forms_list = NULL;
+	nt_forms_struct *form;
+
+	DEBUG(10,("print_values_forms: key=>[%s]\n", key ? key : "NULL" ));
+
+	num_values = get_ntforms( &forms_list );
+
+	DEBUG(10,("hive_forms_fetch_values: [%d] user defined forms returned\n",
+		num_values));
+
+	/* handle user defined forms */
+
+	for ( i=0; i<num_values; i++ ) {
+		form = &forms_list[i];
+
+		data[0] = form->width;
+		data[1] = form->length;
+		data[2] = form->left;
+		data[3] = form->top;
+		data[4] = form->right;
+		data[5] = form->bottom;
+		data[6] = form_index++;
+		data[7] = form->flag;
+
+		regval_ctr_addvalue( values, form->name, REG_BINARY, (char*)data, sizeof(data) );	
+	}
+
+	SAFE_FREE( forms_list );
+	forms_list = NULL;
+
+	/* handle built-on forms */
+
+	num_values = get_builtin_ntforms( &forms_list );
+
+	DEBUG(10,("print_subpath_values_forms: [%d] built-in forms returned\n",
+		num_values));
+
+	for ( i=0; i<num_values; i++ ) {
+		form = &forms_list[i];
+
+		data[0] = form->width;
+		data[1] = form->length;
+		data[2] = form->left;
+		data[3] = form->top;
+		data[4] = form->right;
+		data[5] = form->bottom;
+		data[6] = form_index++;
+		data[7] = form->flag;
+
+		regval_ctr_addvalue(values, form->name, REG_BINARY, (char*)data, sizeof(data) );
+	}
+
+	SAFE_FREE(forms_list);
+
+	return regval_ctr_numvals(values);
+}
+
+/*********************************************************************
+ *********************************************************************
+ ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/PRINTERS"
+ ** "HKLM/SOFTWARE/MICROSOFT/WINDOWS NT/CURRENTVERSION/PRINT/PRINTERS"
+ *********************************************************************
+ *********************************************************************/
+
+/*********************************************************************
+ strip off prefix for printers key.  DOes return a pointer to static
+ memory.
+ *********************************************************************/
+
+static char *strip_printers_prefix(const char *key)
+{
+	char *subkeypath = NULL;
+	char *path = NULL;
+	TALLOC_CTX *ctx = talloc_tos();
+
+	path = talloc_strdup(ctx, key);
+	if (!path) {
+		return NULL;
+	}
+	path = normalize_reg_path(ctx, path);
+	if (!path) {
+		return NULL;
+	}
+
+	/* normalizing the path does not change length, just key delimiters and case */
+
+	if (strncmp(path, KEY_WINNT_PRINTERS, strlen(KEY_WINNT_PRINTERS)) == 0) {
+		subkeypath = reg_remaining_path(ctx, key + strlen(KEY_WINNT_PRINTERS));
+	} else {
+		subkeypath = reg_remaining_path(ctx, key + strlen(KEY_CONTROL_PRINTERS));
+	}
+
+	TALLOC_FREE(path);
+	return subkeypath;
+}
+
+/*********************************************************************
+ *********************************************************************/
+
+static int key_printers_fetch_keys( const char *key, REGSUBKEY_CTR *subkeys )
+{
+	int n_services = lp_numservices();
+	int snum;
+	fstring sname;
+	int i;
+	int num_subkeys = 0;
+	char *printers_key;
+	char *printername, *printerdatakey;
+	NT_PRINTER_INFO_LEVEL *printer = NULL;
+	fstring *subkey_names = NULL;
+
+	DEBUG(10,("key_printers_fetch_keys: key=>[%s]\n", key ? key : "NULL" ));
+
+	printers_key = strip_printers_prefix( key );
+
+	if ( !printers_key ) {
+		/* enumerate all printers */
+
+		for (snum=0; snum<n_services; snum++) {
+			if ( !(lp_snum_ok(snum) && lp_print_ok(snum) ) )
+				continue;
+
+			/* don't report the [printers] share */
+
+			if ( strequal( lp_servicename(snum), PRINTERS_NAME ) )
+				continue;
+
+			fstrcpy( sname, lp_servicename(snum) );
+
+			regsubkey_ctr_addkey( subkeys, sname );
+		}
+
+		num_subkeys = regsubkey_ctr_numkeys( subkeys );
+		goto done;
+	}
+
+	/* get information for a specific printer */
+
+	if (!reg_split_path( printers_key, &printername, &printerdatakey )) {
+		return -1;
+	}
+
+	/* validate the printer name */
+
+	for (snum=0; snum<n_services; snum++) {
+		if ( !lp_snum_ok(snum) || !lp_print_ok(snum) )
+			continue;
+		if (strequal( lp_servicename(snum), printername ) )
+			break;
+	}
+
+	if ( snum>=n_services
+		|| !W_ERROR_IS_OK( get_a_printer(NULL, &printer, 2, printername) ) ) 
+	{
+		return -1;
+	}
+
+	num_subkeys = get_printer_subkeys( printer->info_2->data, printerdatakey?printerdatakey:"", &subkey_names );
+	
+	for ( i=0; i<num_subkeys; i++ )
+		regsubkey_ctr_addkey( subkeys, subkey_names[i] );
+	
+	free_a_printer( &printer, 2 );
+			
+	/* no other subkeys below here */
+
+done:	
+	SAFE_FREE( subkey_names );
+	
+	return num_subkeys;
+}
+
+/**********************************************************************
+ Take a list of names and call add_printer_hook() if necessary
+ Note that we do this a little differently from Windows since the 
+ keyname is the sharename and not the printer name.
+ *********************************************************************/
+
+static bool add_printers_by_registry( REGSUBKEY_CTR *subkeys )
+{
+	int i, num_keys, snum;
+	char *printername;
+	NT_PRINTER_INFO_LEVEL_2 info2;
+	NT_PRINTER_INFO_LEVEL printer;
+	
+	ZERO_STRUCT( info2 );
+	printer.info_2 = &info2;
+	
+	num_keys = regsubkey_ctr_numkeys( subkeys );
+	
+	become_root();
+	for ( i=0; i<num_keys; i++ ) {
+		printername = regsubkey_ctr_specific_key( subkeys, i );
+		snum = find_service( printername );
+		
+		/* just verify a valied snum for now */
+		if ( snum == -1 ) {
+			fstrcpy( info2.printername, printername );
+			fstrcpy( info2.sharename, printername );
+			if ( !add_printer_hook(talloc_tos(), NULL, &printer ) ) {
+				DEBUG(0,("add_printers_by_registry: Failed to add printer [%s]\n",
+					printername));
+			}	
+		}
+	}
+	unbecome_root();
+
+	return True;
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+static bool key_printers_store_keys( const char *key, REGSUBKEY_CTR *subkeys )
+{
+	char *printers_key;
+	char *printername, *printerdatakey;
+	NT_PRINTER_INFO_LEVEL *printer = NULL;
+	int i, num_subkeys, num_existing_keys;
+	char *subkeyname;
+	fstring *existing_subkeys = NULL;
+	
+	printers_key = strip_printers_prefix( key );
+	
+	if ( !printers_key ) {
+		/* have to deal with some new or deleted printer */
+		return add_printers_by_registry( subkeys );
+	}
+	
+	if (!reg_split_path( printers_key, &printername, &printerdatakey )) {
+		return False;
+	}
+	
+	/* lookup the printer */
+	
+	if ( !W_ERROR_IS_OK(get_a_printer(NULL, &printer, 2, printername)) ) {
+		DEBUG(0,("key_printers_store_keys: Tried to store subkey for bad printername %s\n", 
+			printername));
+		return False;
+	}
+	
+	/* get the top level printer keys */
+	
+	num_existing_keys = get_printer_subkeys( printer->info_2->data, "", &existing_subkeys );
+	
+	for ( i=0; i<num_existing_keys; i++ ) {
+	
+		/* remove the key if it has been deleted */
+		
+		if ( !regsubkey_ctr_key_exists( subkeys, existing_subkeys[i] ) ) {
+			DEBUG(5,("key_printers_store_keys: deleting key %s\n", 
+				existing_subkeys[i]));
+			delete_printer_key( printer->info_2->data, existing_subkeys[i] );
+		}
+	}
+
+	num_subkeys = regsubkey_ctr_numkeys( subkeys );
+	for ( i=0; i<num_subkeys; i++ ) {
+		subkeyname = regsubkey_ctr_specific_key(subkeys, i);
+		/* add any missing printer keys */
+		if ( lookup_printerkey(printer->info_2->data, subkeyname) == -1 ) {
+			DEBUG(5,("key_printers_store_keys: adding key %s\n", 
+				existing_subkeys[i]));
+			if ( add_new_printer_key( printer->info_2->data, subkeyname ) == -1 ) {
+				SAFE_FREE( existing_subkeys );
+				return False;
+			}
+		}
+	}
+	
+	/* write back to disk */
+	
+	mod_a_printer( printer, 2 );
+	
+	/* cleanup */
+	
+	if ( printer )
+		free_a_printer( &printer, 2 );
+
+	SAFE_FREE( existing_subkeys );
+
+	return True;
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+static void fill_in_printer_values( NT_PRINTER_INFO_LEVEL_2 *info2, REGVAL_CTR *values )
+{
+	DEVICEMODE	*devmode;
+	prs_struct	prs;
+	uint32		offset;
+	UNISTR2		data;
+	char 		*p;
+	uint32 printer_status = PRINTER_STATUS_OK;
+	
+	regval_ctr_addvalue( values, "Attributes",       REG_DWORD, (char*)&info2->attributes,       sizeof(info2->attributes) );
+	regval_ctr_addvalue( values, "Priority",         REG_DWORD, (char*)&info2->priority,         sizeof(info2->attributes) );
+	regval_ctr_addvalue( values, "ChangeID",         REG_DWORD, (char*)&info2->changeid,         sizeof(info2->changeid) );
+	regval_ctr_addvalue( values, "Default Priority", REG_DWORD, (char*)&info2->default_priority, sizeof(info2->default_priority) );
+	
+	/* lie and say everything is ok since we don't want to call print_queue_length() to get the real status */
+	regval_ctr_addvalue( values, "Status",           REG_DWORD, (char*)&printer_status,          sizeof(info2->status) );
+
+	regval_ctr_addvalue( values, "StartTime",        REG_DWORD, (char*)&info2->starttime,        sizeof(info2->starttime) );
+	regval_ctr_addvalue( values, "UntilTime",        REG_DWORD, (char*)&info2->untiltime,        sizeof(info2->untiltime) );
+
+	/* strip the \\server\ from this string */
+	if ( !(p = strrchr( info2->printername, '\\' ) ) )
+		p = info2->printername;
+	else
+		p++;
+	init_unistr2( &data, p, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Name", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
+
+	init_unistr2( &data, info2->location, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Location", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
+
+	init_unistr2( &data, info2->comment, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Description", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
+
+	init_unistr2( &data, info2->parameters, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Parameters", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
+
+	init_unistr2( &data, info2->portname, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Port", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
+
+	init_unistr2( &data, info2->sharename, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Share Name", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
+
+	init_unistr2( &data, info2->drivername, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Printer Driver", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
+
+	init_unistr2( &data, info2->sepfile, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Separator File", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
+
+	init_unistr2( &data, "WinPrint", UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Print Processor",  REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
+
+	init_unistr2( &data, "RAW", UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Datatype", REG_SZ, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
+
+		
+	/* use a prs_struct for converting the devmode and security 
+	   descriptor to REG_BINARY */
+	
+	prs_init( &prs, RPC_MAX_PDU_FRAG_LEN, values, MARSHALL);
+
+	/* stream the device mode */
+		
+	if ( (devmode = construct_dev_mode( info2->sharename )) != NULL ) {
+		if ( spoolss_io_devmode( "devmode", &prs, 0, devmode ) ) {
+			offset = prs_offset( &prs );
+			regval_ctr_addvalue( values, "Default Devmode", REG_BINARY, prs_data_p(&prs), offset );
+		}
+	}
+		
+	prs_mem_clear( &prs );
+	prs_set_offset( &prs, 0 );
+		
+	/* stream the printer security descriptor */
+	
+	if ( info2->secdesc_buf &&
+	     info2->secdesc_buf->sd &&
+	     info2->secdesc_buf->sd_size )  
+	{
+		if ( sec_io_desc("sec_desc", &info2->secdesc_buf->sd, &prs, 0 ) ) {
+			offset = prs_offset( &prs );
+			regval_ctr_addvalue( values, "Security", REG_BINARY, prs_data_p(&prs), offset );
+		}
+	}
+
+	prs_mem_free( &prs );
+
+	return;		
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+static int key_printers_fetch_values( const char *key, REGVAL_CTR *values )
+{
+	int 		num_values;
+	char		*printers_key;
+	char		*printername, *printerdatakey;
+	NT_PRINTER_INFO_LEVEL 	*printer = NULL;
+	NT_PRINTER_DATA	*p_data;
+	int		i, key_index;
+	
+	printers_key = strip_printers_prefix( key );	
+	
+	/* top level key values stored in the registry has no values */
+	
+	if ( !printers_key ) {
+		/* normalize to the 'HKLM\SOFTWARE\...\Print\Printers' key */
+		return regdb_fetch_values( KEY_WINNT_PRINTERS, values );
+	}
+	
+	/* lookup the printer object */
+	
+	if (!reg_split_path( printers_key, &printername, &printerdatakey )) {
+		return -1;
+	}
+	
+	if ( !W_ERROR_IS_OK( get_a_printer(NULL, &printer, 2, printername) ) )
+		goto done;
+		
+	if ( !printerdatakey ) {
+		fill_in_printer_values( printer->info_2, values );
+		goto done;
+	}
+		
+	/* iterate over all printer data keys and fill the regval container */
+	
+	p_data = printer->info_2->data;
+	if ( (key_index = lookup_printerkey( p_data, printerdatakey )) == -1  ) {
+		/* failure....should never happen if the client has a valid open handle first */
+		DEBUG(10,("key_printers_fetch_values: Unknown keyname [%s]\n", printerdatakey));
+		if ( printer )
+			free_a_printer( &printer, 2 );
+		return -1;
+	}
+	
+	num_values = regval_ctr_numvals( p_data->keys[key_index].values );	
+	for ( i=0; i<num_values; i++ )
+		regval_ctr_copyvalue( values, regval_ctr_specific_value(p_data->keys[key_index].values, i) );
+			
+
+done:
+	if ( printer )
+		free_a_printer( &printer, 2 );
+		
+	return regval_ctr_numvals( values );
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+#define REG_IDX_ATTRIBUTES		1
+#define REG_IDX_PRIORITY		2
+#define REG_IDX_DEFAULT_PRIORITY	3
+#define REG_IDX_CHANGEID		4
+#define REG_IDX_STATUS			5
+#define REG_IDX_STARTTIME		6
+#define REG_IDX_NAME			7
+#define REG_IDX_LOCATION		8
+#define REG_IDX_DESCRIPTION		9
+#define REG_IDX_PARAMETERS		10
+#define REG_IDX_PORT			12
+#define REG_IDX_SHARENAME		13
+#define REG_IDX_DRIVER			14
+#define REG_IDX_SEP_FILE		15
+#define REG_IDX_PRINTPROC		16
+#define REG_IDX_DATATYPE		17
+#define REG_IDX_DEVMODE			18
+#define REG_IDX_SECDESC			19
+#define REG_IDX_UNTILTIME		20
+
+struct {
+	const char *name;
+	int index;	
+} printer_values_map[] = {
+	{ "Attributes", 	REG_IDX_ATTRIBUTES },
+	{ "Priority", 		REG_IDX_PRIORITY },
+	{ "Default Priority", 	REG_IDX_DEFAULT_PRIORITY },
+	{ "ChangeID", 		REG_IDX_CHANGEID },
+	{ "Status", 		REG_IDX_STATUS },
+	{ "StartTime", 		REG_IDX_STARTTIME },
+	{ "UntilTime",	 	REG_IDX_UNTILTIME },
+	{ "Name", 		REG_IDX_NAME },
+	{ "Location", 		REG_IDX_LOCATION },
+	{ "Description", 	REG_IDX_DESCRIPTION },
+	{ "Parameters", 	REG_IDX_PARAMETERS },
+	{ "Port", 		REG_IDX_PORT },
+	{ "Share Name", 	REG_IDX_SHARENAME },
+	{ "Printer Driver", 	REG_IDX_DRIVER },
+	{ "Separator File", 	REG_IDX_SEP_FILE },
+	{ "Print Processor", 	REG_IDX_PRINTPROC },
+	{ "Datatype", 		REG_IDX_DATATYPE },
+	{ "Default Devmode", 	REG_IDX_DEVMODE },
+	{ "Security", 		REG_IDX_SECDESC },
+	{ NULL, -1 }
+};
+
+
+static int find_valuename_index( const char *valuename )
+{
+	int i;
+	
+	for ( i=0; printer_values_map[i].name; i++ ) {
+		if ( strequal( valuename, printer_values_map[i].name ) )
+			return printer_values_map[i].index;
+	}
+	
+	return -1;
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+static void convert_values_to_printer_info_2( NT_PRINTER_INFO_LEVEL_2 *printer2, REGVAL_CTR *values )
+{
+	int num_values = regval_ctr_numvals( values );
+	uint32 value_index;
+	REGISTRY_VALUE *val;
+	int i;
+	
+	for ( i=0; i<num_values; i++ ) {
+		val = regval_ctr_specific_value( values, i );
+		value_index = find_valuename_index( regval_name( val ) );
+		
+		switch( value_index ) {
+			case REG_IDX_ATTRIBUTES:
+				printer2->attributes = (uint32)(*regval_data_p(val));
+				break;
+			case REG_IDX_PRIORITY:
+				printer2->priority = (uint32)(*regval_data_p(val));
+				break;
+			case REG_IDX_DEFAULT_PRIORITY:
+				printer2->default_priority = (uint32)(*regval_data_p(val));
+				break;
+			case REG_IDX_CHANGEID:
+				printer2->changeid = (uint32)(*regval_data_p(val));
+				break;
+			case REG_IDX_STARTTIME:
+				printer2->starttime = (uint32)(*regval_data_p(val));
+				break;
+			case REG_IDX_UNTILTIME:
+				printer2->untiltime = (uint32)(*regval_data_p(val));
+				break;
+			case REG_IDX_NAME:
+				rpcstr_pull( printer2->printername, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
+				break;
+			case REG_IDX_LOCATION:
+				rpcstr_pull( printer2->location, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
+				break;
+			case REG_IDX_DESCRIPTION:
+				rpcstr_pull( printer2->comment, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
+				break;
+			case REG_IDX_PARAMETERS:
+				rpcstr_pull( printer2->parameters, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
+				break;
+			case REG_IDX_PORT:
+				rpcstr_pull( printer2->portname, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
+				break;
+			case REG_IDX_SHARENAME:
+				rpcstr_pull( printer2->sharename, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
+				break;
+			case REG_IDX_DRIVER:
+				rpcstr_pull( printer2->drivername, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
+				break;
+			case REG_IDX_SEP_FILE:
+				rpcstr_pull( printer2->sepfile, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
+				break;
+			case REG_IDX_PRINTPROC:
+				rpcstr_pull( printer2->printprocessor, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
+				break;
+			case REG_IDX_DATATYPE:
+				rpcstr_pull( printer2->datatype, regval_data_p(val), sizeof(fstring), regval_size(val), 0 );
+				break;
+			case REG_IDX_DEVMODE:
+				break;
+			case REG_IDX_SECDESC:
+				break;		
+			default:
+				/* unsupported value...throw away */
+				DEBUG(8,("convert_values_to_printer_info_2: Unsupported registry value [%s]\n", 
+					regval_name( val ) ));
+		}
+	}
+	
+	return;
+}	
+
+/**********************************************************************
+ *********************************************************************/
+
+static bool key_printers_store_values( const char *key, REGVAL_CTR *values )
+{
+	char *printers_key;
+	char *printername, *keyname;
+	NT_PRINTER_INFO_LEVEL   *printer = NULL;
+	WERROR result;
+	
+	printers_key = strip_printers_prefix( key );
+	
+	/* values in the top level key get stored in the registry */
+
+	if ( !printers_key ) {
+		/* normalize on the 'HKLM\SOFTWARE\....\Print\Printers' key */
+		return regdb_store_values( KEY_WINNT_PRINTERS, values );
+	}
+	
+	if (!reg_split_path( printers_key, &printername, &keyname )) {
+		return False;
+	}
+
+	if ( !W_ERROR_IS_OK(get_a_printer(NULL, &printer, 2, printername) ) )
+		return False;
+
+	/* deal with setting values directly under the printername */
+
+	if ( !keyname ) {
+		convert_values_to_printer_info_2( printer->info_2, values );
+	}
+	else {
+		int num_values = regval_ctr_numvals( values );
+		int i;
+		REGISTRY_VALUE *val;
+		
+		delete_printer_key( printer->info_2->data, keyname );
+		
+		/* deal with any subkeys */
+		for ( i=0; i<num_values; i++ ) {
+			val = regval_ctr_specific_value( values, i );
+			result = set_printer_dataex( printer, keyname, 
+				regval_name( val ),
+				regval_type( val ),
+				regval_data_p( val ),
+				regval_size( val ) );
+			if ( !W_ERROR_IS_OK(result) ) {
+				DEBUG(0,("key_printers_store_values: failed to set printer data [%s]!\n",
+					keyname));
+				free_a_printer( &printer, 2 );
+				return False;
+			}
+		}
+	}
+
+	result = mod_a_printer( printer, 2 );
+
+	free_a_printer( &printer, 2 );
+
+	return W_ERROR_IS_OK(result);
+}
+
+/*********************************************************************
+ *********************************************************************
+ ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT/ENVIRONMENTS"
+ *********************************************************************
+ *********************************************************************/
+
+static int key_driver_fetch_keys( const char *key, REGSUBKEY_CTR *subkeys )
+{
+	const char *environments[] = {
+		"Windows 4.0",
+		"Windows NT x86",
+		"Windows NT R4000",
+		"Windows NT Alpha_AXP",
+		"Windows NT PowerPC",
+		"Windows IA64",
+		"Windows x64",
+		NULL };
+	fstring *drivers = NULL;
+	int i, env_index, num_drivers;
+	char *keystr, *base, *subkeypath;
+	char *key2 = NULL;
+	int num_subkeys = -1;
+	int version;
+	TALLOC_CTX *ctx = talloc_tos();
+
+	DEBUG(10,("key_driver_fetch_keys key=>[%s]\n", key ? key : "NULL" ));
+
+	keystr = reg_remaining_path(ctx, key + strlen(KEY_ENVIRONMENTS) );
+
+	/* list all possible architectures */
+
+	if ( !keystr ) {
+		for ( num_subkeys=0; environments[num_subkeys]; num_subkeys++ )
+			regsubkey_ctr_addkey( subkeys, 	environments[num_subkeys] );
+
+		return num_subkeys;
+	}
+
+	/* we are dealing with a subkey of "Environments */
+	key2 = talloc_strdup(ctx, keystr);
+	if (!key2) {
+		return -1;
+	}
+	keystr = key2;
+	if (!reg_split_path(keystr, &base, &subkeypath )) {
+		return -1;
+	}
+
+	/* sanity check */
+
+	for ( env_index=0; environments[env_index]; env_index++ ) {
+		if ( strequal( environments[env_index], base ) )
+			break;
+	}
+	if ( !environments[env_index] )
+		return -1;
+
+	/* ...\Print\Environements\...\ */
+
+	if ( !subkeypath ) {
+		regsubkey_ctr_addkey( subkeys, "Drivers" );
+		regsubkey_ctr_addkey( subkeys, "Print Processors" );
+
+		return 2;
+	}
+
+	/* more of the key path to process */
+
+	keystr = subkeypath;
+	if (!reg_split_path( keystr, &base, &subkeypath )) {
+		return -1;
+	}
+
+	/* ...\Print\Environements\...\Drivers\ */
+
+	if ( !subkeypath ) {
+		if ( strequal(base, "Drivers") ) {
+			switch ( env_index ) {
+				case 0:	/* Win9x */
+					regsubkey_ctr_addkey( subkeys, "Version-0" );
+					break;
+				default: /* Windows NT based systems */
+					regsubkey_ctr_addkey( subkeys, "Version-2" );
+					regsubkey_ctr_addkey( subkeys, "Version-3" );
+					break;
+			}
+
+			return regsubkey_ctr_numkeys( subkeys );
+		} else if ( strequal(base, "Print Processors") ) {
+			if ( env_index == 1 || env_index == 5 || env_index == 6 )
+
+
+			return regsubkey_ctr_numkeys( subkeys );
+		} else
+			return -1;	/* bad path */
+	}
+
+	/* we finally get to enumerate the drivers */
+
+	/* only one possible subkey below PrintProc key */
+
+	if ( strequal(base, "Print Processors") ) {
+		keystr = subkeypath;
+		if (!reg_split_path( keystr, &base, &subkeypath )) {
+			return -1;
+		}
+
+		/* no subkeys below this point */
+
+		if ( subkeypath )
+			return -1;
+
+		/* only allow one keyname here -- 'winprint' */
+
+		return strequal( base, "winprint" ) ? 0 : -1;
+	}
+
+	/* only dealing with drivers from here on out */
+
+	keystr = subkeypath;
+	if (!reg_split_path( keystr, &base, &subkeypath )) {
+		return -1;
+	}
+
+	version = atoi(&base[strlen(base)-1]);
+
+	switch (env_index) {
+	case 0:
+		if ( version != 0 )
+			return -1;
+		break;
+	default:
+		if ( version != 2 && version != 3 )
+			return -1;
+		break;
+	}
+
+
+	if ( !subkeypath ) {
+		num_drivers = get_ntdrivers( &drivers, environments[env_index], version );
+		for ( i=0; i<num_drivers; i++ )
+			regsubkey_ctr_addkey( subkeys, drivers[i] );
+
+		return regsubkey_ctr_numkeys( subkeys );
+	}
+
+	/* if anything else left, just say if has no subkeys */
+
+	DEBUG(1,("key_driver_fetch_keys unhandled key [%s] (subkey == %s\n",
+		key, subkeypath ));
+
+	return 0;
+}
+
+
+/**********************************************************************
+ *********************************************************************/
+
+static void fill_in_driver_values( NT_PRINTER_DRIVER_INFO_LEVEL_3 *info3, REGVAL_CTR *values )
+{
+	char *buffer = NULL;
+	int buffer_size = 0;
+	int i, length;
+	const char *filename;
+	UNISTR2	data;
+
+	filename = dos_basename( info3->driverpath );
+	init_unistr2( &data, filename, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Driver", REG_SZ, (char*)data.buffer,
+		data.uni_str_len*sizeof(uint16) );
+
+	filename = dos_basename( info3->configfile );
+	init_unistr2( &data, filename, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Configuration File", REG_SZ, (char*)data.buffer, 
+		data.uni_str_len*sizeof(uint16) );
+
+	filename = dos_basename( info3->datafile );
+	init_unistr2( &data, filename, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Data File", REG_SZ, (char*)data.buffer,
+		data.uni_str_len*sizeof(uint16) );
+
+	filename = dos_basename( info3->helpfile );
+	init_unistr2( &data, filename, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Help File", REG_SZ, (char*)data.buffer,
+		data.uni_str_len*sizeof(uint16) );
+
+	init_unistr2( &data, info3->defaultdatatype, UNI_STR_TERMINATE);
+	regval_ctr_addvalue( values, "Data Type", REG_SZ, (char*)data.buffer,
+		data.uni_str_len*sizeof(uint16) );
+
+	regval_ctr_addvalue( values, "Version", REG_DWORD, (char*)&info3->cversion, 
+		sizeof(info3->cversion) );
+
+	if ( info3->dependentfiles ) {
+		/* place the list of dependent files in a single
+		   character buffer, separating each file name by
+		   a NULL */
+
+		for ( i=0; strcmp(info3->dependentfiles[i], ""); i++ ) {
+			/* strip the path to only the file's base name */
+
+			filename = dos_basename( info3->dependentfiles[i] );
+
+			length = strlen(filename);
+
+			buffer = (char *)SMB_REALLOC( buffer, buffer_size + (length + 1)*sizeof(uint16) );
+			if ( !buffer ) {
+				break;
+			}
+
+			init_unistr2( &data, filename, UNI_STR_TERMINATE);
+			memcpy( buffer+buffer_size, (char*)data.buffer, data.uni_str_len*sizeof(uint16) );
+
+			buffer_size += (length + 1)*sizeof(uint16);
+		}
+
+		/* terminated by double NULL.  Add the final one here */
+
+		buffer = (char *)SMB_REALLOC( buffer, buffer_size + 2 );
+		if ( !buffer ) {
+			buffer_size = 0;
+		} else {
+			buffer[buffer_size++] = '\0';
+			buffer[buffer_size++] = '\0';
+		}
+	}
+
+	regval_ctr_addvalue( values, "Dependent Files",    REG_MULTI_SZ, buffer, buffer_size );
+
+	SAFE_FREE( buffer );
+
+	return;
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+static int driver_arch_fetch_values( char *key, REGVAL_CTR *values )
+{
+	char 		*keystr, *base, *subkeypath;
+	fstring		arch_environment;
+	fstring		driver;
+	int		version;
+	NT_PRINTER_DRIVER_INFO_LEVEL	driver_ctr;
+	WERROR		w_result;
+
+	if (!reg_split_path( key, &base, &subkeypath )) {
+		return -1;
+	}
+
+	/* no values in 'Environments\Drivers\Windows NT x86' */
+
+	if ( !subkeypath )
+		return 0;
+
+	/* We have the Architecture string and some subkey name:
+	   Currently we only support
+	   * Drivers
+	   * Print Processors
+	   Anything else is an error.
+	   */
+
+	fstrcpy( arch_environment, base );
+
+	keystr = subkeypath;
+	if (!reg_split_path( keystr, &base, &subkeypath )) {
+		return -1;
+	}
+
+	if ( strequal(base, "Print Processors") )
+		return 0;
+
+	/* only Drivers key can be left */
+
+	if ( !strequal(base, "Drivers") )
+		return -1;
+
+	if ( !subkeypath )
+		return 0;
+
+	/* We know that we have Architechure\Drivers with some subkey name
+	   The subkey name has to be Version-XX */
+
+	keystr = subkeypath;
+	if (!reg_split_path( keystr, &base, &subkeypath )) {
+		return -1;
+	}
+
+	if ( !subkeypath )
+		return 0;
+
+	version = atoi(&base[strlen(base)-1]);
+
+	/* BEGIN PRINTER DRIVER NAME BLOCK */
+
+	keystr = subkeypath;
+	if (!reg_split_path( keystr, &base, &subkeypath )) {
+		return -1;
+	}
+
+	/* don't go any deeper for now */
+
+	fstrcpy( driver, base );
+
+	w_result = get_a_printer_driver( &driver_ctr, 3, driver, arch_environment, version );
+
+	if ( !W_ERROR_IS_OK(w_result) )
+		return -1;
+
+	fill_in_driver_values( driver_ctr.info_3, values );
+
+	free_a_printer_driver( driver_ctr, 3 );
+
+	/* END PRINTER DRIVER NAME BLOCK */
+
+
+	DEBUG(8,("key_driver_fetch_values: Exit\n"));
+
+	return regval_ctr_numvals( values );
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+static int key_driver_fetch_values( const char *key, REGVAL_CTR *values )
+{
+	char *keystr = NULL;
+	char *subkey = NULL;
+	TALLOC_CTX *ctx = talloc_tos();
+
+	DEBUG(8,("key_driver_fetch_values: Enter key => [%s]\n", key ? key : "NULL"));
+
+	/* no values in the Environments key */
+
+	if (!(keystr = reg_remaining_path(ctx, key + strlen(KEY_ENVIRONMENTS))))
+		return 0;
+
+	subkey = talloc_strdup(ctx, keystr);
+	if (!subkey) {
+		return 0;
+	}
+
+	/* pass off to handle subkeys */
+
+	return driver_arch_fetch_values( subkey, values );
+}
+
+/*********************************************************************
+ *********************************************************************
+ ** "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRINT"
+ *********************************************************************
+ *********************************************************************/
+
+static int key_print_fetch_keys( const char *key, REGSUBKEY_CTR *subkeys )
+{
+	int key_len = strlen(key);
+
+	/* no keys below 'Print' handled here */
+
+	if ( (key_len != strlen(KEY_CONTROL_PRINT)) && (key_len != strlen(KEY_WINNT_PRINT)) )
+		return -1;
+
+	regsubkey_ctr_addkey( subkeys, "Environments" );
+	regsubkey_ctr_addkey( subkeys, "Monitors" );
+	regsubkey_ctr_addkey( subkeys, "Forms" );
+	regsubkey_ctr_addkey( subkeys, "Printers" );
+
+	return regsubkey_ctr_numkeys( subkeys );
+}
+
+/**********************************************************************
+ *********************************************************************
+ ** Structure to hold dispatch table of ops for various printer keys.
+ ** Make sure to always store deeper keys along the same path first so
+ ** we ge a more specific match.
+ *********************************************************************
+ *********************************************************************/
+
+static struct reg_dyn_tree print_registry[] = {
+/* just pass the monitor onto the registry tdb */
+{ KEY_MONITORS,
+	&regdb_fetch_keys,
+	&regdb_store_keys,
+	&regdb_fetch_values,
+	&regdb_store_values },
+{ KEY_FORMS,
+	&key_forms_fetch_keys,
+	NULL,
+	&key_forms_fetch_values,
+	NULL },
+{ KEY_CONTROL_PRINTERS,
+	&key_printers_fetch_keys,
+	&key_printers_store_keys,
+	&key_printers_fetch_values,
+	&key_printers_store_values },
+{ KEY_ENVIRONMENTS,
+	&key_driver_fetch_keys,
+	NULL,
+	&key_driver_fetch_values,
+	NULL },
+{ KEY_CONTROL_PRINT,
+	&key_print_fetch_keys,
+	NULL,
+	NULL,
+	NULL },
+{ KEY_WINNT_PRINTERS,
+	&key_printers_fetch_keys,
+	&key_printers_store_keys,
+	&key_printers_fetch_values,
+	&key_printers_store_values },
+{ KEY_PORTS,
+	&regdb_fetch_keys,
+	&regdb_store_keys,
+	&regdb_fetch_values,
+	&regdb_store_values },
+
+{ NULL, NULL, NULL, NULL, NULL }
+};
+
+
+/**********************************************************************
+ *********************************************************************
+ ** Main reg_printing interface functions
+ *********************************************************************
+ *********************************************************************/
+
+/***********************************************************************
+ Lookup a key in the print_registry table, returning its index.
+ -1 on failure
+ **********************************************************************/
+
+static int match_registry_path(const char *key)
+{
+	int i;
+	char *path = NULL;
+	TALLOC_CTX *ctx = talloc_tos();
+
+	if ( !key )
+		return -1;
+
+	path = talloc_strdup(ctx, key);
+	if (!path) {
+		return -1;
+	}
+	path = normalize_reg_path(ctx, path);
+	if (!path) {
+		return -1;
+	}
+
+	for ( i=0; print_registry[i].path; i++ ) {
+		if (strncmp( path, print_registry[i].path, strlen(print_registry[i].path) ) == 0 )
+			return i;
+	}
+
+	return -1;
+}
+
+/***********************************************************************
+ **********************************************************************/
+
+static int regprint_fetch_reg_keys( const char *key, REGSUBKEY_CTR *subkeys )
+{
+	int i = match_registry_path( key );
+
+	if ( i == -1 )
+		return -1;
+
+	if ( !print_registry[i].fetch_subkeys )
+		return -1;
+
+	return print_registry[i].fetch_subkeys( key, subkeys );
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+static bool regprint_store_reg_keys( const char *key, REGSUBKEY_CTR *subkeys )
+{
+	int i = match_registry_path( key );
+
+	if ( i == -1 )
+		return False;
+
+	if ( !print_registry[i].store_subkeys )
+		return False;
+
+	return print_registry[i].store_subkeys( key, subkeys );
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+static int regprint_fetch_reg_values( const char *key, REGVAL_CTR *values )
+{
+	int i = match_registry_path( key );
+
+	if ( i == -1 )
+		return -1;
+
+	/* return 0 values by default since we know the key had
+	   to exist because the client opened a handle */
+
+	if ( !print_registry[i].fetch_values )
+		return 0;
+
+	return print_registry[i].fetch_values( key, values );
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+static bool regprint_store_reg_values( const char *key, REGVAL_CTR *values )
+{
+	int i = match_registry_path( key );
+
+	if ( i == -1 )
+		return False;
+
+	if ( !print_registry[i].store_values )
+		return False;
+
+	return print_registry[i].store_values( key, values );
+}
+
+/*
+ * Table of function pointers for accessing printing data
+ */
+
+REGISTRY_OPS printing_ops = {
+	.fetch_subkeys = regprint_fetch_reg_keys,
+	.fetch_values = regprint_fetch_reg_values,
+	.store_subkeys = regprint_store_reg_keys,
+	.store_values = regprint_store_reg_values,
+};