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authorNadezhda Ivanova <nadezhda.ivanova@postpath.com>2009-09-14 19:44:41 +0300
committerAndrew Bartlett <abartlet@samba.org>2009-09-16 07:52:05 -0700
commitd70e17171912c190b258848edb1ae627fe59cde4 (patch)
tree91293861c1a4447a85f0c63dd65928cb706dee02 /source4/libcli/security
parentfec33db90ebd998f17ed2d539d67abb448e09af2 (diff)
downloadsamba-d70e17171912c190b258848edb1ae627fe59cde4.tar.gz
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Owner and group defaulting.
Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Diffstat (limited to 'source4/libcli/security')
-rw-r--r--source4/libcli/security/config.mk2
-rw-r--r--source4/libcli/security/create_descriptor.c117
2 files changed, 118 insertions, 1 deletions
diff --git a/source4/libcli/security/config.mk b/source4/libcli/security/config.mk
index d08c25d66f..ca545f817f 100644
--- a/source4/libcli/security/config.mk
+++ b/source4/libcli/security/config.mk
@@ -2,6 +2,6 @@
PUBLIC_DEPENDENCIES = LIBNDR LIBSECURITY_COMMON
LIBSECURITY_OBJ_FILES = $(addprefix $(libclisrcdir)/security/, \
- security_token.o access_check.o privilege.o sddl.o) \
+ security_token.o access_check.o privilege.o sddl.o create_descriptor.o) \
$(eval $(call proto_header_template,$(libclisrcdir)/security/proto.h,$(LIBSECURITY_OBJ_FILES:.o=.c)))
diff --git a/source4/libcli/security/create_descriptor.c b/source4/libcli/security/create_descriptor.c
new file mode 100644
index 0000000000..6a928273b7
--- /dev/null
+++ b/source4/libcli/security/create_descriptor.c
@@ -0,0 +1,117 @@
+/*
+ Copyright (C) Nadezhda Ivanova 2009
+
+ 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/>.
+*/
+
+/*
+ * Name: create_descriptor
+ *
+ * Component: routines for calculating and creating security descriptors
+ * as described in MS-DTYP 2.5.2.2
+ *
+ * Description:
+ *
+ *
+ * Author: Nadezhda Ivanova
+ */
+#include "includes.h"
+#include "libcli/security/security.h"
+
+/* the mapping function for generic rights for DS.(GA,GR,GW,GX)
+ * The mapping function is passed as an argument to the
+ * descriptor calculating routine and depends on the security
+ * manager that calls the calculating routine.
+ * TODO: need similar mappings for the file system and
+ * registry security managers in order to make this code
+ * generic for all security managers
+ */
+
+uint32_t map_generic_rights_ds(uint32_t access_mask)
+{
+ if (access_mask & SEC_GENERIC_ALL){
+ access_mask |= SEC_ADS_GENERIC_ALL;
+ access_mask = ~SEC_GENERIC_ALL;
+ }
+
+ if (access_mask & SEC_GENERIC_EXECUTE){
+ access_mask |= SEC_ADS_GENERIC_EXECUTE;
+ access_mask = ~SEC_GENERIC_EXECUTE;
+ }
+
+ if (access_mask & SEC_GENERIC_WRITE){
+ access_mask |= SEC_ADS_GENERIC_WRITE;
+ access_mask &= ~SEC_GENERIC_WRITE;
+ }
+
+ if (access_mask & SEC_GENERIC_READ){
+ access_mask |= SEC_ADS_GENERIC_READ;
+ access_mask &= ~SEC_GENERIC_READ;
+ }
+
+ return access_mask;
+}
+
+struct security_descriptor *create_security_descriptor(TALLOC_CTX *mem_ctx,
+ struct security_descriptor *parent_sd,
+ struct security_descriptor *creator_sd,
+ bool is_container,
+ struct GUID *object_list,
+ uint32_t inherit_flags,
+ struct security_token *token,
+ struct dom_sid *default_owner, /* valid only for DS, NULL for the other RSs */
+ struct dom_sid *default_group, /* valid only for DS, NULL for the other RSs */
+ uint32_t (*generic_map)(uint32_t access_mask))
+{
+ struct security_descriptor *new_sd;
+ struct dom_sid *new_owner = NULL;
+ struct dom_sid *new_group = NULL;
+
+ new_sd = security_descriptor_initialise(mem_ctx);
+ if (!new_sd)
+ return NULL;
+ if (!creator_sd || !creator_sd->owner_sid){
+ if (inherit_flags & SEC_OWNER_FROM_PARENT)
+ new_owner = parent_sd->owner_sid;
+ else if (!default_owner)
+ new_owner = token->user_sid;
+ else
+ new_owner = default_owner;
+ }
+ else
+ new_owner = creator_sd->owner_sid;
+
+ if (!creator_sd || !creator_sd->group_sid){
+ if (inherit_flags & SEC_GROUP_FROM_PARENT && parent_sd)
+ new_group = parent_sd->group_sid;
+ else if (!default_group)
+ new_group = token->group_sid;
+ else new_group = default_group;
+ }
+ else
+ new_group = creator_sd->group_sid;
+
+ new_sd->owner_sid = talloc_memdup(new_sd, new_owner, sizeof(struct dom_sid));
+ new_sd->group_sid = talloc_memdup(new_sd, new_group, sizeof(struct dom_sid));
+ if (!new_sd->owner_sid || !new_sd->group_sid){
+ talloc_free(new_sd);
+ return NULL;
+ }
+ /* Todo remove */
+ if (creator_sd && creator_sd->type & SEC_DESC_DACL_PRESENT){
+ new_sd->dacl = security_acl_dup(new_sd, creator_sd->dacl);
+ new_sd->type |= SEC_DESC_DACL_PRESENT;
+ }
+ return new_sd;
+}