*/
#include "includes.h"
-#include "lib/registry/common/registry.h"
-
-#undef DBGC_CLASS
-#define DBGC_CLASS DBGC_REGISTRY
+#include "dlinklist.h"
+#include "lib/registry/registry.h"
+#include "smb_build.h"
/* List of available backends */
static struct reg_init_function_entry *backends = NULL;
static struct reg_init_function_entry *reg_find_backend_entry(const char *name);
/* Register new backend */
-NTSTATUS registry_register(void *_function)
+_PUBLIC_ NTSTATUS registry_register(const void *_hive_ops)
{
- struct registry_ops *functions = _function;
+ const struct hive_operations *hive_ops = _hive_ops;
struct reg_init_function_entry *entry = backends;
- if (!functions || !functions->name) {
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- DEBUG(5,("Attempting to register registry backend %s\n", functions->name));
+ DEBUG(5,("Attempting to register registry backend %s\n", hive_ops->name));
/* Check for duplicates */
- if (reg_find_backend_entry(functions->name)) {
- DEBUG(0,("There already is a registry backend registered with the name %s!\n", functions->name));
+ if (reg_find_backend_entry(hive_ops->name)) {
+ DEBUG(0,("There already is a registry backend registered with the name %s!\n", hive_ops->name));
return NT_STATUS_OBJECT_NAME_COLLISION;
}
- entry = malloc(sizeof(struct reg_init_function_entry));
- entry->functions = functions;
+ entry = talloc(talloc_autofree_context(), struct reg_init_function_entry);
+ entry->hive_functions = hive_ops;
DLIST_ADD(backends, entry);
- DEBUG(5,("Successfully added registry backend '%s'\n", functions->name));
+ DEBUG(5,("Successfully added registry backend '%s'\n", hive_ops->name));
return NT_STATUS_OK;
}
/* Find a backend in the list of available backends */
static struct reg_init_function_entry *reg_find_backend_entry(const char *name)
{
- struct reg_init_function_entry *entry = backends;
+ struct reg_init_function_entry *entry;
+
+ entry = backends;
while(entry) {
- if (strcmp(entry->functions->name, name)==0) return entry;
+ if (strcmp(entry->hive_functions->name, name) == 0) return entry;
entry = entry->next;
}
return NULL;
}
-/* Open a registry file/host/etc */
-WERROR reg_open(const char *backend, const char *location, const char *credentials, REG_HANDLE **h)
+_PUBLIC_ NTSTATUS registry_init(void)
{
- struct reg_init_function_entry *entry;
- static BOOL reg_first_init = True;
- TALLOC_CTX *mem_ctx;
- REG_HANDLE *ret;
- NTSTATUS status;
- WERROR werr;
+ init_module_fn static_init[] = STATIC_REGISTRY_MODULES;
+ init_module_fn *shared_init = load_samba_modules(NULL, "registry");
+
+ run_init_functions(static_init);
+ run_init_functions(shared_init);
+
+ talloc_free(shared_init);
+
+ return NT_STATUS_OK;
+}
+
+/* Check whether a certain backend is present */
+BOOL reg_has_backend(const char *backend)
+{
+ return reg_find_backend_entry(backend) != NULL?True:False;
+}
+
+static struct {
+ uint32_t handle;
+ const char *name;
+} predef_names[] =
+{
+ {HKEY_CLASSES_ROOT,"HKEY_CLASSES_ROOT" },
+ {HKEY_CURRENT_USER,"HKEY_CURRENT_USER" },
+ {HKEY_LOCAL_MACHINE, "HKEY_LOCAL_MACHINE" },
+ {HKEY_PERFORMANCE_DATA, "HKEY_PERFORMANCE_DATA" },
+ {HKEY_USERS, "HKEY_USERS" },
+ {HKEY_CURRENT_CONFIG, "HKEY_CURRENT_CONFIG" },
+ {HKEY_DYN_DATA, "HKEY_DYN_DATA" },
+ {HKEY_PERFORMANCE_TEXT, "HKEY_PERFORMANCE_TEXT" },
+ {HKEY_PERFORMANCE_NLSTEXT, "HKEY_PERFORMANCE_NLSTEXT" },
+ { 0, NULL }
+};
+
+_PUBLIC_ int reg_list_predefs(TALLOC_CTX *mem_ctx, char ***predefs, uint32_t **hkeys)
+{
+ int i;
+ *predefs = talloc_array(mem_ctx, char *, ARRAY_SIZE(predef_names));
+ *hkeys = talloc_array(mem_ctx, uint32_t, ARRAY_SIZE(predef_names));
+
+ for (i = 0; predef_names[i].name; i++) {
+ (*predefs)[i] = talloc_strdup(mem_ctx, predef_names[i].name);
+ (*hkeys)[i] = predef_names[i].handle;
+ }
+
+ return i;
+}
+
+const char *reg_get_predef_name(uint32_t hkey)
+{
+ int i;
+ for (i = 0; predef_names[i].name; i++) {
+ if (predef_names[i].handle == hkey) return predef_names[i].name;
+ }
+
+ return NULL;
+}
+
+WERROR reg_get_predefined_key_by_name(struct registry_context *ctx, const char *name, struct registry_key **key)
+{
+ int i;
+
+ for (i = 0; predef_names[i].name; i++) {
+ if (!strcasecmp(predef_names[i].name, name)) return reg_get_predefined_key(ctx, predef_names[i].handle, key);
+ }
+
+ DEBUG(1, ("No predefined key with name '%s'\n", name));
+
+ return WERR_BADFILE;
+}
- if(reg_first_init) {
- status = register_subsystem("registry", registry_register);
- if (!NT_STATUS_IS_OK(status))
- return WERR_GENERAL_FAILURE;
+WERROR reg_get_predefined_key(struct registry_context *ctx, uint32_t hkey, struct registry_key **key)
+{
+ WERROR ret = ctx->get_predefined_key(ctx, hkey, key);
- static_init_reg;
- reg_first_init = False;
+ if (W_ERROR_IS_OK(ret)) {
+ (*key)->name = talloc_strdup(*key, reg_get_predef_name(hkey));
+ (*key)->path = "";
}
+ return ret;
+}
+
+/* Open a registry file/host/etc */
+_PUBLIC_ WERROR reg_open_hive(TALLOC_CTX *parent_ctx, const char *backend, const char *location, const char *credentials, struct registry_key **root)
+{
+ struct registry_hive *rethive;
+ struct registry_key *retkey = NULL;
+ struct reg_init_function_entry *entry;
+ WERROR werr;
+
entry = reg_find_backend_entry(backend);
if (!entry) {
DEBUG(0, ("No such registry backend '%s' loaded!\n", backend));
return WERR_GENERAL_FAILURE;
}
-
- mem_ctx = talloc_init(backend);
- ret = talloc(mem_ctx, sizeof(REG_HANDLE));
- ZERO_STRUCTP(ret);
- ret->location = location?talloc_strdup(mem_ctx, location):NULL;
- ret->credentials = credentials?talloc_strdup(mem_ctx, credentials):NULL;
- ret->functions = entry->functions;
- ret->backend_data = NULL;
- ret->mem_ctx = mem_ctx;
- *h = ret;
-
- if(!entry->functions->open_registry) {
- return WERR_OK;
+
+ if(!entry->hive_functions || !entry->hive_functions->open_hive) {
+ return WERR_NOT_SUPPORTED;
}
- werr = entry->functions->open_registry(ret, location, credentials);
+ rethive = talloc(parent_ctx, struct registry_hive);
+ rethive->location = location?talloc_strdup(rethive, location):NULL;
+ rethive->functions = entry->hive_functions;
+ rethive->backend_data = NULL;
- if(W_ERROR_IS_OK(werr))
- return WERR_OK;
+ werr = entry->hive_functions->open_hive(rethive, &retkey);
+
+ if(!W_ERROR_IS_OK(werr)) {
+ return werr;
+ }
+
+ if(!retkey) {
+ DEBUG(0, ("Backend %s didn't provide root key!\n", backend));
+ return WERR_GENERAL_FAILURE;
+ }
+
+ rethive->root = retkey;
- talloc_destroy(mem_ctx);
- return werr;
+ retkey->hive = rethive;
+ retkey->name = NULL;
+ retkey->path = talloc_strdup(retkey, "");
+
+ *root = retkey;
+
+ return WERR_OK;
}
/* Open a key
* First tries to use the open_key function from the backend
* then falls back to get_subkey_by_name and later get_subkey_by_index
*/
-WERROR reg_open_key(REG_KEY *parent, const char *name, REG_KEY **result)
+_PUBLIC_ WERROR reg_open_key(TALLOC_CTX *mem_ctx, struct registry_key *parent, const char *name, struct registry_key **result)
{
- char *fullname;
- WERROR status;
- REG_KEY *ret = NULL;
- TALLOC_CTX *mem_ctx;
+ WERROR error;
if(!parent) {
- DEBUG(0, ("Invalid parent key specified"));
+ DEBUG(0, ("Invalid parent key specified for open of '%s'\n", name));
return WERR_INVALID_PARAM;
}
- if(!parent->handle->functions->open_key &&
- (parent->handle->functions->get_subkey_by_name ||
- parent->handle->functions->get_subkey_by_index)) {
+ if(!parent->hive->functions->open_key &&
+ (parent->hive->functions->get_subkey_by_name ||
+ parent->hive->functions->get_subkey_by_index)) {
char *orig = strdup(name),
*curbegin = orig,
*curend = strchr(orig, '\\');
- REG_KEY *curkey = parent;
+ struct registry_key *curkey = parent;
while(curbegin && *curbegin) {
if(curend)*curend = '\0';
- status = reg_key_get_subkey_by_name(curkey, curbegin, result);
- if(!NT_STATUS_IS_OK(status)) {
+ error = reg_key_get_subkey_by_name(mem_ctx, curkey, curbegin, &curkey);
+ if(!W_ERROR_IS_OK(error)) {
SAFE_FREE(orig);
- return status;
+ return error;
}
if(!curend) break;
curbegin = curend + 1;
curend = strchr(curbegin, '\\');
}
SAFE_FREE(orig);
-
+
*result = curkey;
+
return WERR_OK;
}
- mem_ctx = talloc_init("mem_ctx");
-
- fullname = talloc_asprintf(mem_ctx, "%s%s%s", parent->path, parent->path[strlen(parent->path)-1] == '\\'?"":"\\", name);
-\
-
- if(!parent->handle->functions->open_key) {
+ if(!parent->hive->functions->open_key) {
DEBUG(0, ("Registry backend doesn't have get_subkey_by_name nor open_key!\n"));
return WERR_NOT_SUPPORTED;
}
- status = parent->handle->functions->open_key(parent->handle, fullname, result);
+ error = parent->hive->functions->open_key(mem_ctx, parent, name, result);
- if(!NT_STATUS_IS_OK(status)) {
- talloc_destroy(mem_ctx);
- return status;
- }
+ if(!W_ERROR_IS_OK(error)) return error;
- ret->handle = parent->handle;
- ret->path = fullname;
- talloc_steal(mem_ctx, ret->mem_ctx, fullname);
-
- talloc_destroy(mem_ctx);
-
- *result = ret;
+ (*result)->hive = parent->hive;
+ (*result)->path = ((parent->hive->root == parent)?talloc_strdup(mem_ctx, name):talloc_asprintf(mem_ctx, "%s\\%s", parent->path, name));
+ (*result)->hive = parent->hive;
return WERR_OK;
}
-WERROR reg_key_get_value_by_index(REG_KEY *key, int idx, REG_VAL **val)
+_PUBLIC_ WERROR reg_key_get_value_by_index(TALLOC_CTX *mem_ctx, const struct registry_key *key, int idx, struct registry_value **val)
{
if(!key) return WERR_INVALID_PARAM;
- if(!key->handle->functions->get_value_by_index) {
- if(!key->cache_values)
- key->handle->functions->fetch_values(key, &key->cache_values_count, &key->cache_values);
-
- if(idx < key->cache_values_count && idx >= 0) {
- *val = reg_val_dup(key->cache_values[idx]);
- } else {
- return WERR_NO_MORE_ITEMS;
- }
- } else {
- WERROR status = key->handle->functions->get_value_by_index(key, idx, val);
+ if(key->hive->functions->get_value_by_index) {
+ WERROR status = key->hive->functions->get_value_by_index(mem_ctx, key, idx, val);
if(!W_ERROR_IS_OK(status))
return status;
+ } else {
+ return WERR_NOT_SUPPORTED;
}
- (*val)->parent = key;
- (*val)->handle = key->handle;
return WERR_OK;
}
-WERROR reg_key_num_subkeys(REG_KEY *key, int *count)
+WERROR reg_key_num_subkeys(const struct registry_key *key, uint32_t *count)
{
if(!key) return WERR_INVALID_PARAM;
- if(!key->handle->functions->num_subkeys) {
- if(!key->cache_subkeys)
- key->handle->functions->fetch_subkeys(key, &key->cache_subkeys_count, &key->cache_subkeys);
+ if(key->hive->functions->num_subkeys) {
+ return key->hive->functions->num_subkeys(key, count);
+ }
- *count = key->cache_subkeys_count;
- return WERR_OK;
+ if(key->hive->functions->get_subkey_by_index) {
+ int i;
+ WERROR error;
+ struct registry_key *dest = NULL;
+ TALLOC_CTX *mem_ctx = talloc_init("num_subkeys");
+
+ for(i = 0; W_ERROR_IS_OK(error = reg_key_get_subkey_by_index(mem_ctx, key, i, &dest)); i++);
+ talloc_free(mem_ctx);
+
+ *count = i;
+ if(W_ERROR_EQUAL(error, WERR_NO_MORE_ITEMS)) error = WERR_OK;
+ return error;
}
- return key->handle->functions->num_subkeys(key, count);
+ return WERR_NOT_SUPPORTED;
}
-WERROR reg_key_num_values(REG_KEY *key, int *count)
+WERROR reg_key_num_values(const struct registry_key *key, uint32_t *count)
{
if(!key) return WERR_INVALID_PARAM;
-
- if(!key->handle->functions->num_values) {
- if(!key->handle->functions->fetch_values) {
- DEBUG(1, ("Backend '%s' doesn't support enumerating values\n", key->handle->functions->name));
- return WERR_NOT_SUPPORTED;
- }
+
+ if (key->hive->functions->num_values) {
+ return key->hive->functions->num_values(key, count);
+ }
+
+ if(key->hive->functions->get_value_by_index) {
+ int i;
+ WERROR error;
+ struct registry_value *dest;
+ TALLOC_CTX *mem_ctx = talloc_init("num_subkeys");
- if(!key->cache_values)
- key->handle->functions->fetch_values(key, &key->cache_values_count, &key->cache_values);
+ for(i = 0; W_ERROR_IS_OK(error = key->hive->functions->get_value_by_index(mem_ctx, key, i, &dest)); i++);
+ talloc_free(mem_ctx);
- *count = key->cache_values_count;
- return WERR_OK;
+ *count = i;
+ if(W_ERROR_EQUAL(error, WERR_NO_MORE_ITEMS)) error = WERR_OK;
+ return error;
}
-
- return key->handle->functions->num_values(key, count);
+ return WERR_NOT_SUPPORTED;
}
-WERROR reg_key_get_subkey_by_index(REG_KEY *key, int idx, REG_KEY **subkey)
+WERROR reg_key_get_subkey_by_index(TALLOC_CTX *mem_ctx, const struct registry_key *key, int idx, struct registry_key **subkey)
{
if(!key) return WERR_INVALID_PARAM;
- if(!key->handle->functions->get_subkey_by_index) {
- if(!key->cache_subkeys)
- key->handle->functions->fetch_subkeys(key, &key->cache_subkeys_count, &key->cache_subkeys);
-
- if(idx < key->cache_subkeys_count) {
- *subkey = reg_key_dup(key->cache_subkeys[idx]);
- } else {
- return WERR_NO_MORE_ITEMS;
- }
- } else {
- WERROR status = key->handle->functions->get_subkey_by_index(key, idx, subkey);
+ if(key->hive->functions->get_subkey_by_index) {
+ WERROR status = key->hive->functions->get_subkey_by_index(mem_ctx, key, idx, subkey);
if(!NT_STATUS_IS_OK(status)) return status;
+ } else {
+ return WERR_NOT_SUPPORTED;
}
- (*subkey)->path = talloc_asprintf((*subkey)->mem_ctx, "%s%s%s", key->path, key->path[strlen(key->path)-1] == '\\'?"":"\\", (*subkey)->name);
- (*subkey)->handle = key->handle;
-
+ if(key->hive->root == key)
+ (*subkey)->path = talloc_strdup(mem_ctx, (*subkey)->name);
+ else
+ (*subkey)->path = talloc_asprintf(mem_ctx, "%s\\%s", key->path, (*subkey)->name);
+ (*subkey)->hive = key->hive;
return WERR_OK;;
}
-WERROR reg_key_get_subkey_by_name(REG_KEY *key, const char *name, REG_KEY **subkey)
+WERROR reg_key_get_subkey_by_name(TALLOC_CTX *mem_ctx, const struct registry_key *key, const char *name, struct registry_key **subkey)
{
int i;
- REG_KEY *ret = NULL;
WERROR error = WERR_OK;
if(!key) return WERR_INVALID_PARAM;
- if(key->handle->functions->get_subkey_by_name) {
- error = key->handle->functions->get_subkey_by_name(key,name,subkey);
- } else {
+ if(key->hive->functions->get_subkey_by_name) {
+ error = key->hive->functions->get_subkey_by_name(mem_ctx, key,name,subkey);
+ } else if(key->hive->functions->open_key) {
+ error = key->hive->functions->open_key(mem_ctx, key, name, subkey);
+ } else if(key->hive->functions->get_subkey_by_index) {
for(i = 0; W_ERROR_IS_OK(error); i++) {
- error = reg_key_get_subkey_by_index(key, i, subkey);
- if(W_ERROR_IS_OK(error) && !strcmp((*subkey)->name, name)) {
+ error = reg_key_get_subkey_by_index(mem_ctx, key, i, subkey);
+ if(W_ERROR_IS_OK(error) && !strcasecmp((*subkey)->name, name)) {
break;
}
- reg_key_free(*subkey);
}
+ if (W_ERROR_EQUAL(error, WERR_NO_MORE_ITEMS))
+ error = WERR_DEST_NOT_FOUND;
+ } else {
+ return WERR_NOT_SUPPORTED;
}
- if(!W_ERROR_IS_OK(error) && W_ERROR_EQUAL(error, WERR_NO_MORE_ITEMS))
- return error;
+ if(!W_ERROR_IS_OK(error)) return error;
- ret->path = talloc_asprintf(ret->mem_ctx, "%s%s%s", key->path, key->path[strlen(key->path)-1] == '\\'?"":"\\", ret->name);
- ret->handle = key->handle;
+ (*subkey)->path = talloc_asprintf(mem_ctx, "%s\\%s", key->path, (*subkey)->name);
+ (*subkey)->hive = key->hive;
- *subkey = ret;
-
return WERR_OK;
}
-WERROR reg_key_get_value_by_name(REG_KEY *key, const char *name, REG_VAL **val)
+WERROR reg_key_get_value_by_name(TALLOC_CTX *mem_ctx, const struct registry_key *key, const char *name, struct registry_value **val)
{
- int i, max;
- REG_VAL *ret = NULL;
+ int i;
WERROR error = WERR_OK;
if(!key) return WERR_INVALID_PARAM;
- if(key->handle->functions->get_value_by_name) {
- error = key->handle->functions->get_value_by_name(key,name, val);
+ if(key->hive->functions->get_value_by_name) {
+ error = key->hive->functions->get_value_by_name(mem_ctx, key,name, val);
} else {
for(i = 0; W_ERROR_IS_OK(error); i++) {
- error = reg_key_get_value_by_index(key, i, val);
- if(W_ERROR_IS_OK(error) && StrCaseCmp((*val)->name, name)) {
+ error = reg_key_get_value_by_index(mem_ctx, key, i, val);
+ if(W_ERROR_IS_OK(error) && !strcasecmp((*val)->name, name)) {
break;
}
- reg_val_free(*val);
}
}
- if(!W_ERROR_IS_OK(error) && !W_ERROR_EQUAL(error, WERR_NO_MORE_ITEMS))
- return error;
-
- (*val)->parent = key;
- (*val)->handle = key->handle;
-
- return WERR_OK;
+ if (W_ERROR_EQUAL(error, WERR_NO_MORE_ITEMS))
+ return WERR_DEST_NOT_FOUND;
+
+ return error;
}
-WERROR reg_key_del(REG_KEY *key)
+WERROR reg_key_del(struct registry_key *parent, const char *name)
{
WERROR error;
- if(!key) return WERR_INVALID_PARAM;
+ if(!parent) return WERR_INVALID_PARAM;
- if(!key->handle->functions->del_key)
+ if(!parent->hive->functions->del_key)
return WERR_NOT_SUPPORTED;
- error = key->handle->functions->del_key(key);
+ error = parent->hive->functions->del_key(parent, name);
if(!W_ERROR_IS_OK(error)) return error;
- /* Invalidate cache */
- key->cache_subkeys = NULL;
- key->cache_subkeys_count = 0;
return WERR_OK;
}
-WERROR reg_sync(REG_KEY *h, const char *location)
-{
- if(!h->handle->functions->sync_key)
- return WERR_OK;
-
- return h->handle->functions->sync_key(h, location);
-}
-
-WERROR reg_key_del_recursive(REG_KEY *key)
+WERROR reg_key_add_name(TALLOC_CTX *mem_ctx, const struct registry_key *parent, const char *name, uint32_t access_mask, struct security_descriptor *desc, struct registry_key **newkey)
{
- BOOL succeed = True;
- WERROR error = WERR_OK;
- int i;
+ WERROR error;
- /* Delete all values for specified key */
- for(i = 0; W_ERROR_IS_OK(error); i++) {
- REG_VAL *val;
- error = reg_key_get_value_by_index(key, i, &val);
- if(!W_ERROR_IS_OK(error) && !W_ERROR_EQUAL(error, WERR_NO_MORE_ITEMS))
- return error;
-
- if(W_ERROR_IS_OK(error)) {
- error = reg_val_del(val);
- if(!W_ERROR_IS_OK(error)) return error;
- }
+ if (!parent) return WERR_INVALID_PARAM;
+
+ if (!parent->hive->functions->add_key) {
+ DEBUG(1, ("Backend '%s' doesn't support method add_key\n", parent->hive->functions->name));
+ return WERR_NOT_SUPPORTED;
}
- error = WERR_OK;
-
- /* Delete all keys below this one */
- for(i = 0; W_ERROR_IS_OK(error); i++) {
- REG_KEY *subkey;
+ error = parent->hive->functions->add_key(mem_ctx, parent, name, access_mask, desc, newkey);
- error = reg_key_get_subkey_by_index(key, i, &subkey);
- if(!W_ERROR_IS_OK(error)) return error;
+ if(!W_ERROR_IS_OK(error)) return error;
- error = reg_key_del_recursive(subkey);
- if(!W_ERROR_IS_OK(error)) return error;
+ if (!*newkey) {
+ DEBUG(0, ("Backend returned WERR_OK, but didn't specify key!\n"));
+ return WERR_GENERAL_FAILURE;
}
+
+ (*newkey)->hive = parent->hive;
- return reg_key_del(key);
+ return WERR_OK;
}
-WERROR reg_val_del(REG_VAL *val)
+_PUBLIC_ WERROR reg_val_set(struct registry_key *key, const char *value, uint32_t type, DATA_BLOB data)
{
- WERROR error;
- if (!val) return WERR_INVALID_PARAM;
+ /* A 'real' set function has preference */
+ if (key->hive->functions->set_value)
+ return key->hive->functions->set_value(key, value, type, data);
- if (!val->handle->functions->del_value) {
- DEBUG(1, ("Backend '%s' doesn't support method del_value\n", val->handle->functions->name));
- return WERR_NOT_SUPPORTED;
- }
-
- error = val->handle->functions->del_value(val);
+ DEBUG(1, ("Backend '%s' doesn't support method set_value\n", key->hive->functions->name));
+ return WERR_NOT_SUPPORTED;
+}
- if(!W_ERROR_IS_OK(error)) return error;
- val->parent->cache_values = NULL;
- val->parent->cache_values_count = 0;
+WERROR reg_get_sec_desc(TALLOC_CTX *ctx, const struct registry_key *key, struct security_descriptor **secdesc)
+{
+ /* A 'real' set function has preference */
+ if (key->hive->functions->key_get_sec_desc)
+ return key->hive->functions->key_get_sec_desc(ctx, key, secdesc);
- return WERR_OK;
+ DEBUG(1, ("Backend '%s' doesn't support method get_sec_desc\n", key->hive->functions->name));
+ return WERR_NOT_SUPPORTED;
}
-WERROR reg_key_add_name_recursive(REG_KEY *parent, const char *path)
+_PUBLIC_ WERROR reg_del_value(const struct registry_key *key, const char *valname)
{
- REG_KEY *cur, *prevcur = parent;
- WERROR error;
- char *begin = (char *)path, *end;
+ WERROR ret = WERR_OK;
+ if(!key->hive->functions->del_value)
+ return WERR_NOT_SUPPORTED;
- while(1) {
- end = strchr(begin, '\\');
- if(end) *end = '\0';
-
- error = reg_key_get_subkey_by_name(prevcur, begin, &cur);
+ ret = key->hive->functions->del_value(key, valname);
- /* Key is not there, add it */
- if(W_ERROR_EQUAL(error, WERR_DEST_NOT_FOUND)) {
- error = reg_key_add_name(prevcur, begin, 0, NULL, &cur);
- if(!W_ERROR_IS_OK(error)) return error;
- }
+ if(!W_ERROR_IS_OK(ret)) return ret;
- if(!W_ERROR_IS_OK(error)) {
- if(end) *end = '\\';
- return error;
- }
-
- if(!end) break;
- *end = '\\';
- begin = end+1;
- prevcur = cur;
- }
- return WERR_OK;
+ return ret;
}
-WERROR reg_key_add_name(REG_KEY *parent, const char *name, uint32 access_mask, SEC_DESC *desc, REG_KEY **newkey)
+WERROR reg_key_flush(const struct registry_key *key)
{
- WERROR error;
-
- if (!parent) return WERR_INVALID_PARAM;
+ if (!key) {
+ return WERR_INVALID_PARAM;
+ }
- if (!parent->handle->functions->add_key) {
- DEBUG(1, ("Backend '%s' doesn't support method add_key\n", parent->handle->functions->name));
- return WERR_NOT_SUPPORTED;
+ if (key->hive->functions->flush_key) {
+ return key->hive->functions->flush_key(key);
}
-
- error = parent->handle->functions->add_key(parent, name, access_mask, desc, newkey);
-
- if(!W_ERROR_IS_OK(error)) return error;
- (*newkey)->handle = parent->handle;
- (*newkey)->backend_data = talloc_asprintf((*newkey)->mem_ctx, "%s\\%s", reg_key_get_path(parent), name);
-
- parent->cache_subkeys = NULL;
- parent->cache_subkeys_count = 0;
+ /* No need for flushing, apparently */
return WERR_OK;
}
-WERROR reg_val_update(REG_VAL *val, int type, void *data, int len)
+WERROR reg_key_subkeysizes(const struct registry_key *key, uint32_t *max_subkeylen, uint32_t *max_subkeysize)
{
+ int i = 0;
+ struct registry_key *subkey;
WERROR error;
-
- /* A 'real' update function has preference */
- if (val->handle->functions->update_value)
- return val->handle->functions->update_value(val, type, data, len);
-
- /* Otherwise, just remove and add again */
- if (val->handle->functions->add_value &&
- val->handle->functions->del_value) {
- REG_VAL *new;
- if(!W_ERROR_IS_OK(error = val->handle->functions->del_value(val)))
- return error;
-
- error = val->handle->functions->add_value(val->parent, val->name, type, data, len);
- if(!W_ERROR_IS_OK(error)) return error;
- memcpy(val, new, sizeof(REG_VAL));
- val->parent->cache_values = NULL;
- val->parent->cache_values_count = 0;
- return WERR_OK;
- }
-
- DEBUG(1, ("Backend '%s' doesn't support method update_value\n", val->handle->functions->name));
- return WERR_NOT_SUPPORTED;
-}
+ TALLOC_CTX *mem_ctx = talloc_init("subkeysize");
-void reg_free(REG_HANDLE *h)
-{
- if(!h->functions->close_registry) return;
+ *max_subkeylen = *max_subkeysize = 0;
- h->functions->close_registry(h);
-}
+ do {
+ error = reg_key_get_subkey_by_index(mem_ctx, key, i, &subkey);
-WERROR reg_get_root(REG_HANDLE *h, REG_KEY **key)
-{
- WERROR ret;
- if(h->functions->open_root_key) {
- ret = h->functions->open_root_key(h, key);
- } else if(h->functions->open_key) {
- ret = h->functions->open_key(h, "\\", key);
- } else {
- DEBUG(0, ("Backend '%s' has neither open_root_key nor open_key method implemented\n", h->functions->name));
- ret = WERR_NOT_SUPPORTED;
- }
+ if (W_ERROR_IS_OK(error)) {
+ *max_subkeysize = MAX(*max_subkeysize, 0xFF);
+ *max_subkeylen = MAX(*max_subkeylen, strlen(subkey->name));
+ }
- if(W_ERROR_IS_OK(ret)) {
- (*key)->handle = h;
- (*key)->path = talloc_strdup((*key)->mem_ctx, "\\");
- }
+ i++;
+ } while (W_ERROR_IS_OK(error));
- return ret;
+ talloc_free(mem_ctx);
+
+ return WERR_OK;
}
-WERROR reg_key_add_value(REG_KEY *key, const char *name, int type, void *value, size_t vallen)
+WERROR reg_key_valuesizes(const struct registry_key *key, uint32_t *max_valnamelen, uint32_t *max_valbufsize)
{
- WERROR ret = WERR_OK;
- if(!key->handle->functions->add_value)
- return WERR_NOT_SUPPORTED;
+ int i = 0;
+ struct registry_value *value;
+ WERROR error;
+ TALLOC_CTX *mem_ctx = talloc_init("subkeysize");
- ret = key->handle->functions->add_value(key, name, type, value, vallen);
+ *max_valnamelen = *max_valbufsize = 0;
- if(!W_ERROR_IS_OK(ret)) return ret;
+ do {
+ error = reg_key_get_value_by_index(mem_ctx, key, i, &value);
- /* Invalidate the cache */
- key->cache_values = NULL;
- key->cache_values_count = 0;
- return ret;
-}
+ if (W_ERROR_IS_OK(error)) {
+ if (value->name) {
+ *max_valnamelen = MAX(*max_valnamelen, strlen(value->name));
+ }
+ *max_valbufsize = MAX(*max_valbufsize, value->data.length);
+ }
-WERROR reg_save(REG_HANDLE *h, const char *location)
-{
- /* FIXME */
- return WERR_NOT_SUPPORTED;
+ i++;
+ } while (W_ERROR_IS_OK(error));
+
+ talloc_free(mem_ctx);
+
+ return WERR_OK;
}