r20: Add the registry library. Still needs a lot of work,

see source/lib/registry/TODO for details.
(This used to be commit 7cab3a00d7b4b1d95a3bfa6b28f318b4aaa5d493)

1 files changed, 154 insertions, 0 deletions

diff --git a/source4/lib/registry/reg_backend_dir/reg_backend_dir.c b/source4/lib/registry/reg_backend_dir/reg_backend_dir.c
new file mode 100644
index 0000000000..baed39b4eb
--- /dev/null
+++ b/source4/lib/registry/reg_backend_dir/reg_backend_dir.c
@@ -0,0 +1,154 @@
+/* 
+   Unix SMB/CIFS implementation.
+   Registry interface
+   Copyright (C) Jelmer Vernooij					  2004.
+   
+   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.
+*/
+
+#include "includes.h"
+#include "lib/registry/common/registry.h"
+
+static DIR *reg_dir_dir(REG_HANDLE *h, const char *base, const char *name)
+{
+	char *path = NULL;
+	DIR *d;
+	asprintf(&path, "%s/%s/%s", h->location, base, name);
+	path = reg_path_win2unix(path);
+	
+	d = opendir(path);
+	if(!d) {
+		printf("Unable to open '%s'\n", path);
+		return NULL;
+	}
+	SAFE_FREE(path);
+	return d;
+}
+
+static BOOL reg_dir_add_key(REG_KEY *parent, const char *name)
+{
+	char *path;
+	int ret;
+	asprintf(&path, "%s/%s/%s", parent->handle->location, reg_key_get_path(parent), name);
+	path = reg_path_win2unix(path);
+	ret = mkdir(path, 0700);
+	free(path);
+	return (ret == 0);
+}
+
+static BOOL reg_dir_del_key(REG_KEY *k)
+{
+	char *path;
+	int ret;
+	asprintf(&path, "%s/%s", k->handle->location, reg_key_get_path(k));
+	path = reg_path_win2unix(path);
+	ret = rmdir(path);
+	free(path);
+	return (ret == 0);
+}
+
+static REG_KEY *reg_dir_open_key(REG_HANDLE *h, const char *name)
+{
+	DIR *d;
+	char *fullpath;
+	if(!name) {
+		DEBUG(0, ("NULL pointer passed as directory name!"));
+		return NULL;
+	}
+	fullpath = reg_path_win2unix(strdup(name));
+	d = reg_dir_dir(h, "", fullpath);
+	free(fullpath);
+	
+	if(d) return reg_key_new_abs(name, h, d);
+	return NULL;
+}
+
+static BOOL reg_dir_fetch_subkeys(REG_KEY *k, int *count, REG_KEY ***r)
+{
+	DIR *d = (DIR *)k->backend_data;
+	struct dirent *e;
+	int max = 200;
+	REG_KEY **ar;
+	if(!d) return False;
+	rewinddir(d);
+	(*count) = 0;
+	ar = malloc(sizeof(REG_KEY *) * max);
+	
+	while((e = readdir(d))) {
+		if(e->d_type == DT_DIR && 
+		   strcmp(e->d_name, ".") &&
+		   strcmp(e->d_name, "..")) {
+			char *fullpath = reg_path_win2unix(strdup(k->path));
+			ar[(*count)] = reg_key_new_rel(e->d_name, k, reg_dir_dir(k->handle, fullpath, e->d_name));
+			free(fullpath);
+			if(ar[(*count)])(*count)++;
+
+			if((*count) == max) {
+				max+=200;
+				ar = realloc(ar, sizeof(REG_KEY *) * max);
+			}
+		}
+	}
+	
+	*r = ar;
+	return True;
+}
+
+static BOOL reg_dir_open(REG_HANDLE *h, const char *loc, BOOL try) {
+	if(!loc) return False;
+	return True;
+}
+
+static void dir_free(REG_KEY *k) 
+{
+	closedir((DIR *)k->backend_data);
+}
+
+static REG_VAL *reg_dir_add_value(REG_KEY *p, const char *name, int type, void *data, int len)
+{
+	REG_VAL *ret = reg_val_new(p, NULL);
+	char *fullpath;
+	FILE *fd;
+	ret->name = name?strdup(name):NULL;
+	fullpath = reg_path_win2unix(strdup(reg_val_get_path(ret)));
+	
+	fd = fopen(fullpath, "w+");
+	
+	/* FIXME */
+	return NULL;
+}
+
+static BOOL reg_dir_del_value(REG_VAL *v)
+{
+	char *fullpath = reg_path_win2unix(strdup(reg_val_get_path(v)));
+	return False;
+}
+
+static REG_OPS reg_backend_dir = {
+	.name = "dir",
+	.open_registry = reg_dir_open,
+	.open_key = reg_dir_open_key,
+	.fetch_subkeys = reg_dir_fetch_subkeys,
+	.add_key = reg_dir_add_key,
+	.del_key = reg_dir_del_key,
+	.add_value = reg_dir_add_value,
+	.del_value = reg_dir_del_value,
+	.free_key_backend_data = dir_free
+};
+
+NTSTATUS reg_dir_init(void)
+{
+	return register_backend("registry", &reg_backend_dir);
+}