Add GP ini functions.

Signed-off-by: Jelmer Vernooij <jelmer@samba.org>

2 files changed, 134 insertions, 2 deletions

diff --git a/source4/lib/policy/gp_ini.c b/source4/lib/policy/gp_ini.c
new file mode 100644
index 0000000000..e76e7c0f08
--- /dev/null
+++ b/source4/lib/policy/gp_ini.c
@@ -0,0 +1,127 @@
+
+/*
+ *  Unix SMB/CIFS implementation.
+ *  Group Policy Object Support
+ *  Copyright (C) Wilco Baan Hofman 2010
+ *
+ *  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 3 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, see <http://www.gnu.org/licenses/>.
+ */
+#include "includes.h"
+#include "lib/util/util.h"
+#include "lib/policy/policy.h"
+
+struct gp_parse_context {
+	struct gp_ini_context *ini;
+	int32_t cur_section;
+};
+
+
+static bool gp_add_ini_section(const char *name, void *callback_data)
+{
+	struct gp_parse_context *parse = callback_data;
+	struct gp_ini_context *ini = parse->ini;
+
+	ini->sections = talloc_realloc(ini, ini->sections, struct gp_ini_section, ini->num_sections+1);
+	ini->sections[ini->num_sections].name = talloc_strdup(ini, name);
+	parse->cur_section = ini->num_sections;
+	ini->num_sections++;
+
+	return true;
+}
+
+static bool gp_add_ini_param(const char *name, const char *value, void *callback_data)
+{
+	struct gp_parse_context *parse = callback_data;
+	struct gp_ini_context *ini = parse->ini;
+	struct gp_ini_section *section;
+
+	if (parse->cur_section == -1) {
+		return false;
+	}
+
+	section = &ini->sections[parse->cur_section];
+
+	section->params = talloc_realloc(ini, ini->sections[parse->cur_section].params, struct gp_ini_param, section->num_params+1);
+	section->params[section->num_params].name = talloc_strdup(ini, name);
+	section->params[section->num_params].value = talloc_strdup(ini, value);
+	section->num_params++;
+
+	return true;
+}
+
+NTSTATUS gp_parse_ini(TALLOC_CTX *mem_ctx, struct gp_context *gp_ctx, const char *filename, struct gp_ini_context **ret)
+{
+	struct gp_parse_context parse;
+	bool rv;
+
+	parse.ini = talloc_zero(mem_ctx, struct gp_ini_context);
+	parse.cur_section = -1;
+
+	rv = pm_process(filename, gp_add_ini_section, gp_add_ini_param, &parse);
+	if (!rv) {
+		DEBUG(0, ("Error while processing ini file %s\n", filename));
+		return NT_STATUS_UNSUCCESSFUL;
+	}
+
+	*ret = parse.ini;
+	return NT_STATUS_OK;
+}
+
+NTSTATUS gp_get_ini_string(struct gp_ini_context *ini, const char *section, const char *name, char **ret)
+{
+	uint16_t i;
+	int32_t cur_sec = -1;
+	for (i = 0; i < ini->num_sections; i++) {
+		if (strcmp(ini->sections[i].name, section) == 0) {
+			cur_sec = i;
+			break;
+		}
+	}
+
+	if (cur_sec == -1) {
+		return NT_STATUS_NOT_FOUND;
+	}
+
+	for (i = 0; i < ini->sections[cur_sec].num_params; i++) {
+		if (strcmp(ini->sections[cur_sec].params[i].name, name) == 0) {
+			*ret = ini->sections[cur_sec].params[i].value;
+			return NT_STATUS_OK;
+		}
+	}
+	return NT_STATUS_NOT_FOUND;
+}
+
+NTSTATUS gp_get_ini_uint(struct gp_ini_context *ini, const char *section, const char *name, uint32_t *ret)
+{
+	uint16_t i;
+	int32_t cur_sec = -1;
+	for (i = 0; i < ini->num_sections; i++) {
+		if (strcmp(ini->sections[i].name, section) == 0) {
+			cur_sec = i;
+			break;
+		}
+	}
+
+	if (cur_sec == -1) {
+		return NT_STATUS_NOT_FOUND;
+	}
+
+	for (i = 0; i < ini->sections[cur_sec].num_params; i++) {
+		if (strcmp(ini->sections[cur_sec].params[i].name, name) == 0) {
+			*ret = atol(ini->sections[cur_sec].params[i].value);
+			return NT_STATUS_OK;
+		}
+	}
+	return NT_STATUS_NOT_FOUND;
+}
diff --git a/source4/lib/policy/policy.h b/source4/lib/policy/policy.h
index d55cb30abd..8dc2f9ccb0 100644
--- a/source4/lib/policy/policy.h
+++ b/source4/lib/policy/policy.h
@@ -18,8 +18,8 @@
  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef __GPO_H__
-#define __GPO_H__
+#ifndef __POLICY_H__
+#define __POLICY_H__
 #include "libcli/libcli.h"
 
 #define GPLINK_OPT_DISABLE		(1 << 0)
@@ -110,6 +110,11 @@ NTSTATUS gp_fetch_gpt (struct gp_context *gp_ctx, struct gp_object *gpo, const c
 NTSTATUS gp_create_gpt(struct gp_context *gp_ctx, const char *name, const char *file_sys_path);
 NTSTATUS gp_set_gpt_security_descriptor(struct gp_context *gp_ctx, struct gp_object *gpo, struct security_descriptor *sd);
 
+/* Ini functions */
+NTSTATUS gp_parse_ini(TALLOC_CTX *mem_ctx, struct gp_context *gp_ctx, const char *filename, struct gp_ini_context **ret);
+NTSTATUS gp_get_ini_string(struct gp_ini_context *ini, const char *section, const char *name, char **ret);
+NTSTATUS gp_get_ini_uint(struct gp_ini_context *ini, const char *section, const char *name, uint32_t *ret);
+
 /* Managing functions */
 NTSTATUS gp_create_gpo (struct gp_context *gp_ctx, const char *display_name, struct gp_object **ret);
 NTSTATUS gp_create_gpt_security_descriptor (TALLOC_CTX *mem_ctx, struct security_descriptor *ds_sd, struct security_descriptor **ret);