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s4:lib/registry/local.c - support recursive key generation

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Code taken from "local_open_key".
This commit is contained in:
Matthias Dieter Wallnöfer 2010-06-29 15:45:37 +02:00
parent 809c747900
commit 781ea5be13
1 changed files with 53 additions and 40 deletions
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93
source4/lib/registry/local.c
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@ -166,58 +166,71 @@ static WERROR local_enum_key(TALLOC_CTX *mem_ctx,
}
static WERROR local_create_key(TALLOC_CTX *mem_ctx,
struct registry_key *parent_key,
const char *name,
struct registry_key *parent,
const char *path,
const char *key_class,
struct security_descriptor *security,
struct registry_key **key)
struct registry_key **result)
{
struct local_key *local_parent;
struct hive_key *hivekey;
const char **elements;
unsigned int i;
const char *last_part;
char *trunc_name;
char *orig, *curbegin, *curend;
struct local_key *local_parent = talloc_get_type(parent,
struct local_key);
struct hive_key *curkey = local_parent->hive_key;
WERROR error;
const char **elements = NULL;
int el;
last_part = strrchr(name, '\\');
if (last_part == NULL) {
last_part = name;
local_parent = (struct local_key *)parent_key;
} else {
trunc_name = talloc_strndup(mem_ctx, name, last_part - name);
W_ERROR_HAVE_NO_MEMORY(trunc_name);
W_ERROR_NOT_OK_RETURN(reg_open_key(mem_ctx, parent_key,
trunc_name,
(struct registry_key **)&local_parent));
talloc_free(trunc_name);
last_part++;
}
W_ERROR_NOT_OK_RETURN(hive_key_add_name(mem_ctx, local_parent->hive_key,
last_part, key_class, security,
&hivekey));
orig = talloc_strdup(mem_ctx, path);
W_ERROR_HAVE_NO_MEMORY(orig);
curbegin = orig;
curend = strchr(orig, '\\');
if (local_parent->path.elements != NULL) {
elements = talloc_array(hivekey, const char *,
str_list_length(local_parent->path.elements)+2);
elements = talloc_array(mem_ctx, const char *,
str_list_length(local_parent->path.elements) + 1);
W_ERROR_HAVE_NO_MEMORY(elements);
for (i = 0; local_parent->path.elements[i] != NULL; i++) {
elements[i] = talloc_reference(elements,
local_parent->path.elements[i]);
for (el = 0; local_parent->path.elements[el] != NULL; el++) {
elements[el] = talloc_reference(elements,
local_parent->path.elements[el]);
}
elements[el] = NULL;
} else {
elements = talloc_array(hivekey, const char *, 2);
W_ERROR_HAVE_NO_MEMORY(elements);
i = 0;
elements = NULL;
el = 0;
}
elements[i] = talloc_strdup(elements, name);
W_ERROR_HAVE_NO_MEMORY(elements[i]);
elements[i+1] = NULL;
while (curbegin != NULL && *curbegin) {
if (curend != NULL)
*curend = '\0';
elements = talloc_realloc(mem_ctx, elements, const char *, el+2);
W_ERROR_HAVE_NO_MEMORY(elements);
elements[el] = talloc_strdup(elements, curbegin);
W_ERROR_HAVE_NO_MEMORY(elements[el]);
el++;
elements[el] = NULL;
error = hive_get_key_by_name(mem_ctx, curkey,
curbegin, &curkey);
if (W_ERROR_EQUAL(error, WERR_BADFILE)) {
error = hive_key_add_name(mem_ctx, curkey, curbegin,
key_class, security,
&curkey);
}
if (!W_ERROR_IS_OK(error)) {
DEBUG(2, ("Open/Creation of key %s failed: %s\n",
curbegin, win_errstr(error)));
talloc_free(orig);
return error;
}
if (curend == NULL)
break;
curbegin = curend + 1;
curend = strchr(curbegin, '\\');
}
talloc_free(orig);
*key = reg_import_hive_key(local_parent->global.context, hivekey,
local_parent->path.predefined_key,
elements);
*result = reg_import_hive_key(local_parent->global.context, curkey,
local_parent->path.predefined_key,
talloc_steal(curkey, elements));
return WERR_OK;
}