--- /dev/null
+/*
+ * Unix SMB/CIFS implementation.
+ * Virtual Windows Registry Layer (utility functions)
+ * 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 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 frontend view functions. */
+
+#include "includes.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_RPC_SRV
+
+/***********************************************************************
+ Utility function for splitting the base path of a registry path off
+ by setting base and new_path to the apprapriate offsets withing the
+ path.
+
+ WARNING!! Does modify the original string!
+ ***********************************************************************/
+
+BOOL reg_split_path( char *path, char **base, char **new_path )
+{
+ char *p;
+
+ *new_path = *base = NULL;
+
+ if ( !path)
+ return False;
+
+ *base = path;
+
+ p = strchr( path, '\\' );
+
+ if ( p ) {
+ *p = '\0';
+ *new_path = p+1;
+ }
+
+ return True;
+}
+
+
+/***********************************************************************
+ Utility function for splitting the base path of a registry path off
+ by setting base and new_path to the appropriate offsets withing the
+ path.
+
+ WARNING!! Does modify the original string!
+ ***********************************************************************/
+
+BOOL reg_split_key( char *path, char **base, char **key )
+{
+ char *p;
+
+ *key = *base = NULL;
+
+ if ( !path)
+ return False;
+
+ *base = path;
+
+ p = strrchr( path, '\\' );
+
+ if ( p ) {
+ *p = '\0';
+ *key = p+1;
+ }
+
+ return True;
+}
+
+
+/**********************************************************************
+ The full path to the registry key is used as database after the
+ \'s are converted to /'s. Key string is also normalized to UPPER
+ case.
+**********************************************************************/
+
+void normalize_reg_path( pstring keyname )
+{
+ pstring_sub( keyname, "\\", "/" );
+ strupper_m( keyname );
+}
+
+/**********************************************************************
+ move to next non-delimter character
+*********************************************************************/
+
+char* reg_remaining_path( const char *key )
+{
+ static pstring new_path;
+ char *p;
+
+ if ( !key || !*key )
+ return NULL;
+
+ pstrcpy( new_path, key );
+ /* normalize_reg_path( new_path ); */
+
+ if ( !(p = strchr( new_path, '\\' )) )
+ {
+ if ( !(p = strchr( new_path, '/' )) )
+ p = new_path;
+ else
+ p++;
+ }
+ else
+ p++;
+
+ return p;
+}
+
+/**********************************************************************
+*********************************************************************/
+
+int regval_convert_multi_sz( uint16 *multi_string, size_t byte_len, char ***values )
+{
+ char **sz;
+ int i;
+ int num_strings = 0;
+ fstring buffer;
+ uint16 *wp;
+ size_t multi_len = byte_len / 2;
+
+ if ( !multi_string || !values )
+ return 0;
+
+ *values = NULL;
+
+ /* just count the NULLs */
+
+ for ( i=0; (i<multi_len-1) && !(multi_string[i]==0x0 && multi_string[i+1]==0x0); i++ ) {
+ /* peek ahead */
+ if ( multi_string[i+1] == 0x0 )
+ num_strings++;
+ }
+
+ if ( num_strings == 0 )
+ return 0;
+
+ if ( !(sz = TALLOC_ARRAY( NULL, char*, num_strings+1 )) ) {
+ DEBUG(0,("reg_convert_multi_sz: talloc() failed!\n"));
+ return -1;
+ }
+
+ wp = multi_string;
+
+ for ( i=0; i<num_strings; i++ ) {
+ rpcstr_pull( buffer, wp, sizeof(buffer), -1, STR_TERMINATE );
+ sz[i] = talloc_strdup( sz, buffer );
+
+ /* skip to the next string NULL and then one more */
+ while ( *wp )
+ wp++;
+ wp++;
+ }
+
+ /* tag the array off with an empty string */
+ sz[i] = '\0';
+
+ *values = sz;
+
+ return num_strings;
+}
+
+/**********************************************************************
+ Returns number of bytes, not number of unicode characters
+*********************************************************************/
+
+size_t regval_build_multi_sz( char **values, uint16 **buffer )
+{
+ int i;
+ size_t buf_size = 0;
+ uint16 *buf, *b;
+ UNISTR2 sz;
+
+ if ( !values || !buffer )
+ return 0;
+
+ /* go ahead and alloc some space */
+
+ if ( !(buf = TALLOC_ARRAY( NULL, uint16, 2 )) ) {
+ DEBUG(0,("regval_build_multi_sz: talloc() failed!\n"));
+ return 0;
+ }
+
+ for ( i=0; values[i]; i++ ) {
+ ZERO_STRUCT( sz );
+ /* DEBUG(0,("regval_build_multi_sz: building [%s]\n",values[i])); */
+ init_unistr2( &sz, values[i], UNI_STR_TERMINATE );
+
+ /* Alloc some more memory. Always add one one to account for the
+ double NULL termination */
+
+ b = TALLOC_REALLOC_ARRAY( NULL, buf, uint16, buf_size+sz.uni_str_len+1 );
+ if ( !b ) {
+ DEBUG(0,("regval_build_multi_sz: talloc() reallocation error!\n"));
+ TALLOC_FREE( buffer );
+ return 0;
+ }
+ buf = b;
+
+ /* copy the unistring2 buffer and increment the size */
+ /* dump_data(1,sz.buffer,sz.uni_str_len*2); */
+ memcpy( buf+buf_size, sz.buffer, sz.uni_str_len*2 );
+ buf_size += sz.uni_str_len;
+
+ /* cleanup rather than leaving memory hanging around */
+ TALLOC_FREE( sz.buffer );
+ }
+
+ buf[buf_size++] = 0x0;
+
+ *buffer = buf;
+
+ /* return number of bytes */
+ return buf_size*2;
+}
+
+