libcli/security Move most of security_token.c to common code.

The source4-specific session_info functions have been left in session.c

Andrew Bartlett

3 files changed, 203 insertions, 1 deletions

diff --git a/libcli/security/security_token.c b/libcli/security/security_token.c
new file mode 100644
index 0000000000..4e5aff87da
--- /dev/null
+++ b/libcli/security/security_token.c
@@ -0,0 +1,142 @@
+/*
+   Unix SMB/CIFS implementation.
+
+   security descriptor utility functions
+
+   Copyright (C) Andrew Tridgell 		2004
+   Copyright (C) Andrew Bartlett 		2010
+   Copyright (C) Stefan Metzmacher 		2005
+
+   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 "libcli/security/security_token.h"
+#include "libcli/security/dom_sid.h"
+#include "libcli/security/privileges.h"
+
+/*
+  return a blank security token
+*/
+struct security_token *security_token_initialise(TALLOC_CTX *mem_ctx)
+{
+	struct security_token *st;
+
+	st = talloc_zero(mem_ctx, struct security_token);
+	if (!st) {
+		return NULL;
+	}
+
+	return st;
+}
+
+/****************************************************************************
+ prints a struct security_token to debug output.
+****************************************************************************/
+void security_token_debug(int dbg_lev, const struct security_token *token)
+{
+	TALLOC_CTX *mem_ctx;
+	uint32_t i;
+
+	if (!token) {
+		DEBUG(dbg_lev, ("Security token: (NULL)\n"));
+		return;
+	}
+
+	mem_ctx = talloc_init("security_token_debug()");
+	if (!mem_ctx) {
+		return;
+	}
+
+	DEBUG(dbg_lev, ("Security token SIDs (%lu):\n",
+				       (unsigned long)token->num_sids));
+	for (i = 0; i < token->num_sids; i++) {
+		DEBUGADD(dbg_lev, ("  SID[%3lu]: %s\n", (unsigned long)i,
+			   dom_sid_string(mem_ctx, &token->sids[i])));
+	}
+
+	security_token_debug_privileges(dbg_lev, token);
+
+	talloc_free(mem_ctx);
+}
+
+/* These really should be cheaper... */
+
+bool security_token_is_sid(const struct security_token *token, const struct dom_sid *sid)
+{
+	if (token->sids && dom_sid_equal(&token->sids[PRIMARY_USER_SID_INDEX], sid)) {
+		return true;
+	}
+	return false;
+}
+
+bool security_token_is_sid_string(const struct security_token *token, const char *sid_string)
+{
+	bool ret;
+	struct dom_sid *sid = dom_sid_parse_talloc(NULL, sid_string);
+	if (!sid) return false;
+
+	ret = security_token_is_sid(token, sid);
+
+	talloc_free(sid);
+	return ret;
+}
+
+bool security_token_is_system(const struct security_token *token)
+{
+	return security_token_is_sid_string(token, SID_NT_SYSTEM);
+}
+
+bool security_token_is_anonymous(const struct security_token *token)
+{
+	return security_token_is_sid_string(token, SID_NT_ANONYMOUS);
+}
+
+bool security_token_has_sid(const struct security_token *token, const struct dom_sid *sid)
+{
+	uint32_t i;
+	for (i = 0; i < token->num_sids; i++) {
+		if (dom_sid_equal(&token->sids[i], sid)) {
+			return true;
+		}
+	}
+	return false;
+}
+
+bool security_token_has_sid_string(const struct security_token *token, const char *sid_string)
+{
+	bool ret;
+	struct dom_sid *sid = dom_sid_parse_talloc(NULL, sid_string);
+	if (!sid) return false;
+
+	ret = security_token_has_sid(token, sid);
+
+	talloc_free(sid);
+	return ret;
+}
+
+bool security_token_has_builtin_administrators(const struct security_token *token)
+{
+	return security_token_has_sid_string(token, SID_BUILTIN_ADMINISTRATORS);
+}
+
+bool security_token_has_nt_authenticated_users(const struct security_token *token)
+{
+	return security_token_has_sid_string(token, SID_NT_AUTHENTICATED_USERS);
+}
+
+bool security_token_has_enterprise_dcs(const struct security_token *token)
+{
+	return security_token_has_sid_string(token, SID_NT_ENTERPRISE_DCS);
+}
diff --git a/libcli/security/security_token.h b/libcli/security/security_token.h
new file mode 100644
index 0000000000..87978e2811
--- /dev/null
+++ b/libcli/security/security_token.h
@@ -0,0 +1,60 @@
+/*
+   Unix SMB/CIFS implementation.
+
+   security descriptor utility functions
+
+   Copyright (C) Andrew Tridgell 		2004
+   Copyright (C) Andrew Bartlett 		2010
+   Copyright (C) Stefan Metzmacher 		2005
+
+   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/>.
+*/
+
+#ifndef _LIBCLI_SECURITY_SECURITY_TOKEN_H_
+#define _LIBCLI_SECURITY_SECURITY_TOKEN_H_
+
+#include "librpc/gen_ndr/security.h"
+
+#define PRIMARY_USER_SID_INDEX 0
+#define PRIMARY_GROUP_SID_INDEX 1
+
+/*
+  return a blank security token
+*/
+struct security_token *security_token_initialise(TALLOC_CTX *mem_ctx);
+
+/****************************************************************************
+ prints a struct security_token to debug output.
+****************************************************************************/
+void security_token_debug(int dbg_lev, const struct security_token *token);
+
+bool security_token_is_sid(const struct security_token *token, const struct dom_sid *sid);
+
+bool security_token_is_sid_string(const struct security_token *token, const char *sid_string);
+
+bool security_token_is_system(const struct security_token *token);
+
+bool security_token_is_anonymous(const struct security_token *token);
+
+bool security_token_has_sid(const struct security_token *token, const struct dom_sid *sid);
+
+bool security_token_has_sid_string(const struct security_token *token, const char *sid_string);
+
+bool security_token_has_builtin_administrators(const struct security_token *token);
+
+bool security_token_has_nt_authenticated_users(const struct security_token *token);
+
+bool security_token_has_enterprise_dcs(const struct security_token *token);
+
+#endif
diff --git a/libcli/security/wscript_build b/libcli/security/wscript_build
index 8efb751560..5dac9019fb 100644
--- a/libcli/security/wscript_build
+++ b/libcli/security/wscript_build
@@ -2,7 +2,7 @@
 
 
 bld.SAMBA_SUBSYSTEM('LIBSECURITY_COMMON',
-	source='dom_sid.c display_sec.c secace.c secacl.c security_descriptor.c sddl.c privileges.c',
+	source='dom_sid.c display_sec.c secace.c secacl.c security_descriptor.c sddl.c privileges.c security_token.c',
 	deps='talloc LIBNDR'
 	)