summaryrefslogtreecommitdiff
path: root/source3/registry/reg_objects.c
diff options
context:
space:
mode:
Diffstat (limited to 'source3/registry/reg_objects.c')
-rw-r--r--source3/registry/reg_objects.c372
1 files changed, 372 insertions, 0 deletions
diff --git a/source3/registry/reg_objects.c b/source3/registry/reg_objects.c
new file mode 100644
index 0000000000..be15e49a2f
--- /dev/null
+++ b/source3/registry/reg_objects.c
@@ -0,0 +1,372 @@
+/*
+ * 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();
+}
+
+/***********************************************************************
+ Add a new key to the array
+ **********************************************************************/
+
+int regsubkey_ctr_addkey( REGSUBKEY_CTR *ctr, 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();
+}
+
+/***********************************************************************
+ 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, char *name, uint16 type,
+ 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, char *name )
+{
+ int i;
+
+ /* search for the value */
+
+ 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, 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 );
+ }
+}
+
+