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samba-mirror/source3/registry/reg_printing.c
Gerald Carter 5b513407c2 * fix to display correct form information in REG_BINARY information
This should be 8 x uint32 (not 7.  I'm guessing the 2nd to the last
  uint32 is the index number for the form?  Not that big a deal
  I don't think.
(This used to be commit 88f0e68bc6)
2002-07-23 05:07:40 +00:00

387 lines
9.6 KiB
C

/*
* Unix SMB/CIFS implementation.
* RPC Pipe client / server routines
* Copyright (C) Gerald Carter 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
* (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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* Implementation of registry virtual views for printing information */
#include "includes.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_SRV
#define MAX_TOP_LEVEL_KEYS 3
/* some symbolic indexes into the top_level_keys */
#define KEY_INDEX_ENVIR 0
#define KEY_INDEX_FORMS 1
#define KEY_INDEX_PRINTER 2
static char *top_level_keys[MAX_TOP_LEVEL_KEYS] = {
"Environments",
"Forms",
"Printers"
};
/**********************************************************************
It is safe to assume that every registry path passed into on of
the exported functions here begins with KEY_PRINTING else
these functions would have never been called. This is a small utility
function to strip the beginning of the path and make a copy that the
caller can modify. Note that the caller is responsible for releasing
the memory allocated here.
**********************************************************************/
static char* trim_reg_path( char *path )
{
char *p;
uint16 key_len = strlen(KEY_PRINTING);
/*
* sanity check...this really should never be True.
* It is only here to prevent us from accessing outside
* the path buffer in the extreme case.
*/
if ( strlen(path) < key_len ) {
DEBUG(0,("trim_reg_path: Registry path too short! [%s]\n", path));
DEBUG(0,("trim_reg_path: KEY_PRINTING => [%s]!\n", KEY_PRINTING));
return NULL;
}
p = path + strlen( KEY_PRINTING );
if ( *p == '\\' )
p++;
if ( *p )
return strdup(p);
else
return NULL;
}
/**********************************************************************
handle enumeration of subkeys below KEY_PRINTING\Environments
*********************************************************************/
static int print_subpath_environments( char *key, REGSUBKEY_CTR *subkeys )
{
DEBUG(10,("print_subpath_environments: key=>[%s]\n", key ? key : "NULL" ));
if ( !key )
{
/* listed architectures of installed drivers */
}
return 0;
}
/**********************************************************************
handle enumeration of subkeys below KEY_PRINTING\Forms
Really just a stub function, but left here in case it needs to
be expanded later on
*********************************************************************/
static int print_subpath_forms( char *key, REGSUBKEY_CTR *subkeys )
{
DEBUG(10,("print_subpath_forms: key=>[%s]\n", key ? key : "NULL" ));
/* there are no subkeys */
if ( key )
return -1;
return 0;
}
/**********************************************************************
handle enumeration of values below KEY_PRINTING\Forms
*********************************************************************/
static int print_subpath_values_forms( char *key, REGVAL_CTR *val )
{
int num_values = 0;
uint32 data[8];
int form_index = 1;
DEBUG(10,("print_values_forms: key=>[%s]\n", key ? key : "NULL" ));
/* handle ..\Forms\ */
if ( !key )
{
nt_forms_struct *forms_list = NULL;
nt_forms_struct *form = NULL;
int i;
if ( (num_values = get_ntforms( &forms_list )) == 0 )
return 0;
DEBUG(10,("print_subpath_values_forms: [%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( val, form->name, REG_BINARY, (char*)data, sizeof(data) );
}
SAFE_FREE( forms_list );
forms_list = NULL;
/* handle built-on forms */
if ( (num_values = get_builtin_ntforms( &forms_list )) == 0 )
return 0;
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( val, form->name, REG_BINARY, (char*)data, sizeof(data) );
}
SAFE_FREE( forms_list );
}
return num_values;
}
/**********************************************************************
handle enumeration of subkeys below KEY_PRINTING\Printers
*********************************************************************/
static int print_subpath_printers( char *key, REGSUBKEY_CTR *subkeys )
{
int n_services = lp_numservices();
int snum;
fstring sname;
DEBUG(10,("print_subpath_printers: key=>[%s]\n", key ? key : "NULL" ));
if ( !key )
{
/* enumerate all printers */
for (snum=0; snum<n_services; snum++) {
if ( !(lp_snum_ok(snum) && lp_print_ok(snum) ) )
continue;
fstrcpy( sname, lp_servicename(snum) );
regsubkey_ctr_addkey( subkeys, sname );
}
}
else
{
/* get information for a specific printer */
}
return regsubkey_ctr_numkeys( subkeys );
}
/**********************************************************************
Routine to handle enumeration of subkeys and values
below KEY_PRINTING (depending on whether or not subkeys/val are
valid pointers.
*********************************************************************/
static int handle_printing_subpath( char *key, REGSUBKEY_CTR *subkeys, REGVAL_CTR *val )
{
int result = 0;
char *p, *base;
int i;
DEBUG(10,("handle_printing_subpath: key=>[%s]\n", key ));
/*
* break off the first part of the path
* topmost base **must** be one of the strings
* in top_level_keys[]
*/
reg_split_path( key, &base, &p);
for ( i=0; i<MAX_TOP_LEVEL_KEYS; i++ ) {
if ( StrCaseCmp( top_level_keys[i], base ) == 0 )
break;
}
DEBUG(10,("handle_printing_subpath: base=>[%s], i==[%d]\n", base, i));
if ( !(i < MAX_TOP_LEVEL_KEYS) )
return -1;
/* Call routine to handle each top level key */
switch ( i )
{
case KEY_INDEX_ENVIR:
if ( subkeys )
print_subpath_environments( p, subkeys );
break;
case KEY_INDEX_FORMS:
if ( subkeys )
print_subpath_forms( p, subkeys );
if ( val )
print_subpath_values_forms( p, val );
break;
case KEY_INDEX_PRINTER:
if ( subkeys )
print_subpath_printers( p, subkeys );
break;
/* default case for top level key that has no handler */
default:
break;
}
return result;
}
/**********************************************************************
Enumerate registry subkey names given a registry path.
Caller is responsible for freeing memory to **subkeys
*********************************************************************/
int printing_subkey_info( char *key, REGSUBKEY_CTR *subkey_ctr )
{
char *path;
BOOL top_level = False;
int num_subkeys = 0;
DEBUG(10,("printing_subkey_info: key=>[%s]\n", key));
path = trim_reg_path( key );
/* check to see if we are dealing with the top level key */
if ( !path )
top_level = True;
if ( top_level ) {
for ( num_subkeys=0; num_subkeys<MAX_TOP_LEVEL_KEYS; num_subkeys++ )
regsubkey_ctr_addkey( subkey_ctr, top_level_keys[num_subkeys] );
}
else
num_subkeys = handle_printing_subpath( path, subkey_ctr, NULL );
SAFE_FREE( path );
return num_subkeys;
}
/**********************************************************************
Enumerate registry values given a registry path.
Caller is responsible for freeing memory
*********************************************************************/
int printing_value_info( char *key, REGVAL_CTR *val )
{
char *path;
BOOL top_level = False;
int num_values = 0;
DEBUG(10,("printing_value_info: key=>[%s]\n", key));
path = trim_reg_path( key );
/* check to see if we are dealing with the top level key */
if ( !path )
top_level = True;
/* fill in values from the getprinterdata_printer_server() */
if ( top_level )
num_values = 0;
else
num_values = handle_printing_subpath( path, NULL, val );
return num_values;
}
/**********************************************************************
Stub function which always returns failure since we don't want
people storing printing information directly via regostry calls
(for now at least)
*********************************************************************/
BOOL printing_store_subkey( char *key, REGSUBKEY_CTR *subkeys )
{
return False;
}
/**********************************************************************
Stub function which always returns failure since we don't want
people storing printing information directly via regostry calls
(for now at least)
*********************************************************************/
BOOL printing_store_value( char *key, REGVAL_CTR *val )
{
return False;
}
/*
* Table of function pointers for accessing printing data
*/
REGISTRY_OPS printing_ops = {
printing_subkey_info,
printing_value_info,
printing_store_subkey,
printing_store_value
};