1 files changed, 374 insertions, 0 deletions
diff --git a/source/registry/reg_objects.c b/source/registry/reg_objects.c
new file mode 100644
index 00000000000..9cfeb7faa97
--- /dev/null
+++ b/source/registry/reg_objects.c
@@ -0,0 +1,374 @@
+/* 
+ *  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 frontend view functions. */
+
+#include "includes.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_RPC_SRV
+
+
+/***********************************************************************
+ Init the talloc context held by a REGSUBKEY_CTR structure
+ **********************************************************************/
+
+void regsubkey_ctr_init( REGSUBKEY_CTR *ctr )
+{
+	if ( !ctr->ctx )
+		ctr->ctx = talloc_init("regsubkey_ctr_init for ctr %p", ctr);
+}
+
+/***********************************************************************
+ Add a new key to the array
+ **********************************************************************/
+
+int regsubkey_ctr_addkey( REGSUBKEY_CTR *ctr, const char *keyname )
+{
+	uint32 len;
+	char **pp;
+	
+	if ( keyname )
+	{
+		len = strlen( keyname );
+
+		/* allocate a space for the char* in the array */
+		
+		if (  ctr->subkeys == 0 )
+			ctr->subkeys = talloc( ctr->ctx, sizeof(char*) );
+		else {
+			pp = talloc_realloc( ctr->ctx, ctr->subkeys, sizeof(char*)*(ctr->num_subkeys+1) );
+			if ( pp )
+				ctr->subkeys = pp;
+		}
+
+		/* allocate the string and save it in the array */
+		
+		ctr->subkeys[ctr->num_subkeys] = talloc( ctr->ctx, len+1 );
+		strncpy( ctr->subkeys[ctr->num_subkeys], keyname, len+1 );
+		ctr->num_subkeys++;
+	}
+	
+	return ctr->num_subkeys;
+}
+ 
+/***********************************************************************
+ How many keys does the container hold ?
+ **********************************************************************/
+
+int regsubkey_ctr_numkeys( REGSUBKEY_CTR *ctr )
+{
+	return ctr->num_subkeys;
+}
+
+/***********************************************************************
+ Retreive a specific key string
+ **********************************************************************/
+
+char* regsubkey_ctr_specific_key( REGSUBKEY_CTR *ctr, uint32 key_index )
+{
+	if ( ! (key_index < ctr->num_subkeys) )
+		return NULL;
+		
+	return ctr->subkeys[key_index];
+}
+
+/***********************************************************************
+ free memory held by a REGSUBKEY_CTR structure
+ **********************************************************************/
+
+void regsubkey_ctr_destroy( REGSUBKEY_CTR *ctr )
+{
+	if ( ctr ) {
+		talloc_destroy( ctr->ctx );	
+		ZERO_STRUCTP( ctr );
+	}
+}
+
+
+/*
+ * Utility functions for REGVAL_CTR
+ */
+
+/***********************************************************************
+ Init the talloc context held by a REGSUBKEY_CTR structure
+ **********************************************************************/
+
+void regval_ctr_init( REGVAL_CTR *ctr )
+{
+	if ( !ctr->ctx )
+		ctr->ctx = talloc_init("regval_ctr_init for ctr %p", ctr);
+}
+
+/***********************************************************************
+ How many keys does the container hold ?
+ **********************************************************************/
+
+int regval_ctr_numvals( REGVAL_CTR *ctr )
+{
+	return ctr->num_values;
+}
+
+/***********************************************************************
+ allocate memory for and duplicate a REGISTRY_VALUE.
+ This is malloc'd memory so the caller should free it when done
+ **********************************************************************/
+
+REGISTRY_VALUE* dup_registry_value( REGISTRY_VALUE *val )
+{
+	REGISTRY_VALUE 	*copy = NULL;
+	
+	if ( !val )
+		return NULL;
+	
+	if ( !(copy = malloc( sizeof(REGISTRY_VALUE) )) ) {
+		DEBUG(0,("dup_registry_value: malloc() failed!\n"));
+		return NULL;
+	}
+	
+	/* copy all the non-pointer initial data */
+	
+	memcpy( copy, val, sizeof(REGISTRY_VALUE) );
+	if ( val->data_p ) 
+	{
+		if ( !(copy->data_p = memdup( val->data_p, val->size )) ) {
+			DEBUG(0,("dup_registry_value: memdup() failed for [%d] bytes!\n",
+				val->size));
+			SAFE_FREE( copy );
+		}
+	}
+	
+	return copy;	
+}
+
+/**********************************************************************
+ free the memory allocated to a REGISTRY_VALUE 
+ *********************************************************************/
+ 
+void free_registry_value( REGISTRY_VALUE *val )
+{
+	if ( !val )
+		return;
+		
+	SAFE_FREE( val->data_p );
+	SAFE_FREE( val );
+	
+	return;
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+uint8* regval_data_p( REGISTRY_VALUE *val )
+{
+	return val->data_p;
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+int regval_size( REGISTRY_VALUE *val )
+{
+	return val->size;
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+char* regval_name( REGISTRY_VALUE *val )
+{
+	return val->valuename;
+}
+
+/**********************************************************************
+ *********************************************************************/
+
+uint32 regval_type( REGISTRY_VALUE *val )
+{
+	return val->type;
+}
+
+/***********************************************************************
+ Retreive a pointer to a specific value.  Caller shoud dup the structure
+ since this memory may go away with a regval_ctr_destroy()
+ **********************************************************************/
+
+REGISTRY_VALUE* regval_ctr_specific_value( REGVAL_CTR *ctr, uint32 idx )
+{
+	if ( !(idx < ctr->num_values) )
+		return NULL;
+		
+	return ctr->values[idx];
+}
+
+/***********************************************************************
+ Retrive the TALLOC_CTX associated with a REGISTRY_VALUE 
+ **********************************************************************/
+
+TALLOC_CTX* regval_ctr_getctx( REGVAL_CTR *val )
+{
+	if ( !val )
+		return NULL;
+
+	return val->ctx;
+}
+
+/***********************************************************************
+ Add a new registry value to the array
+ **********************************************************************/
+
+int regval_ctr_addvalue( REGVAL_CTR *ctr, const char *name, uint16 type, 
+                         const char *data_p, size_t size )
+{
+	REGISTRY_VALUE **ppreg;
+	
+	if ( name )
+	{
+		/* allocate a slot in the array of pointers */
+		
+		if (  ctr->num_values == 0 )
+			ctr->values = talloc( ctr->ctx, sizeof(REGISTRY_VALUE*) );
+		else {
+			ppreg = talloc_realloc( ctr->ctx, ctr->values, sizeof(REGISTRY_VALUE*)*(ctr->num_values+1) );
+			if ( ppreg )
+				ctr->values = ppreg;
+		}
+
+		/* allocate a new value and store the pointer in the arrya */
+		
+		ctr->values[ctr->num_values] = talloc( ctr->ctx, sizeof(REGISTRY_VALUE) );
+
+		/* init the value */
+	
+		fstrcpy( ctr->values[ctr->num_values]->valuename, name );
+		ctr->values[ctr->num_values]->type = type;
+		ctr->values[ctr->num_values]->data_p = talloc_memdup( ctr->ctx, data_p, size );
+		ctr->values[ctr->num_values]->size = size;
+		ctr->num_values++;
+	}
+
+	return ctr->num_values;
+}
+
+/***********************************************************************
+ Add a new registry value to the array
+ **********************************************************************/
+
+int regval_ctr_copyvalue( REGVAL_CTR *ctr, REGISTRY_VALUE *val )
+{
+	REGISTRY_VALUE **ppreg;
+	
+	if ( val )
+	{
+		/* allocate a slot in the array of pointers */
+		
+		if (  ctr->num_values == 0 )
+			ctr->values = talloc( ctr->ctx, sizeof(REGISTRY_VALUE*) );
+		else {
+			ppreg = talloc_realloc( ctr->ctx, ctr->values, sizeof(REGISTRY_VALUE*)*(ctr->num_values+1) );
+			if ( ppreg )
+				ctr->values = ppreg;
+		}
+
+		/* allocate a new value and store the pointer in the arrya */
+		
+		ctr->values[ctr->num_values] = talloc( ctr->ctx, sizeof(REGISTRY_VALUE) );
+
+		/* init the value */
+	
+		fstrcpy( ctr->values[ctr->num_values]->valuename, val->valuename );
+		ctr->values[ctr->num_values]->type = val->type;
+		ctr->values[ctr->num_values]->data_p = talloc_memdup( ctr->ctx, val->data_p, val->size );
+		ctr->values[ctr->num_values]->size = val->size;
+		ctr->num_values++;
+	}
+
+	return ctr->num_values;
+}
+
+/***********************************************************************
+ Delete a single value from the registry container.
+ No need to free memory since it is talloc'd.
+ **********************************************************************/
+
+int regval_ctr_delvalue( REGVAL_CTR *ctr, const char *name )
+{
+	int 	i;
+	
+	/* search for the value */
+	if (!(ctr->num_values))
+		return 0;
+	
+	for ( i=0; i<ctr->num_values; i++ ) {
+		if ( strcmp( ctr->values[i]->valuename, name ) == 0)
+			break;
+	}
+	
+	/* just return if we don't find it */
+	
+	if ( i == ctr->num_values )
+		return ctr->num_values;
+	
+	/* just shift everything down one */
+	
+	for ( /* use previous i */; i<(ctr->num_values-1); i++ )
+		memcpy( ctr->values[i], ctr->values[i+1], sizeof(REGISTRY_VALUE) );
+		
+	/* paranoia */
+	
+	ZERO_STRUCTP( ctr->values[i] );
+	
+	ctr->num_values--;
+	
+	return ctr->num_values;
+}
+
+/***********************************************************************
+ Delete a single value from the registry container.
+ No need to free memory since it is talloc'd.
+ **********************************************************************/
+
+REGISTRY_VALUE* regval_ctr_getvalue( REGVAL_CTR *ctr, const char *name )
+{
+	int 	i;
+	
+	/* search for the value */
+	
+	for ( i=0; i<ctr->num_values; i++ ) {
+		if ( strequal( ctr->values[i]->valuename, name ) )
+			return ctr->values[i];
+	}
+	
+	return NULL;
+}
+
+/***********************************************************************
+ free memory held by a REGVAL_CTR structure
+ **********************************************************************/
+
+void regval_ctr_destroy( REGVAL_CTR *ctr )
+{
+	if ( ctr ) {
+		talloc_destroy( ctr->ctx );
+		ZERO_STRUCTP( ctr );
+	}
+}
+
+