Copyright (C) Andrew Tridgell 2005
Copyright (C) Andrew Bartlett 2006-2007
+ Copyright (C) Matthias Dieter Wallnöfer 2009
** NOTE! The following LGPL license applies to the ldb
** library. This does NOT imply that all of Samba is released
** under the LGPL
*/
#include "includes.h"
-#include "lib/ldb/include/ldb_includes.h"
+#include "lib/ldb/include/ldb.h"
+#include "lib/ldb/include/ldb_module.h"
+#include "ldb_handlers.h"
#include "dsdb/samdb/samdb.h"
#include "librpc/gen_ndr/ndr_security.h"
#include "librpc/gen_ndr/ndr_misc.h"
if (sid == NULL) {
return -1;
}
- ndr_err = ndr_pull_struct_blob(in, sid, NULL, sid,
- (ndr_pull_flags_fn_t)ndr_pull_dom_sid);
+ ndr_err = ndr_pull_struct_blob_all(in, sid, NULL, sid,
+ (ndr_pull_flags_fn_t)ndr_pull_dom_sid);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
talloc_free(sid);
return -1;
return 0;
}
-static bool ldb_comparision_objectSid_isString(const struct ldb_val *v)
+static bool ldif_comparision_objectSid_isString(const struct ldb_val *v)
{
if (v->length < 3) {
return false;
/*
compare two objectSids
*/
-static int ldb_comparison_objectSid(struct ldb_context *ldb, void *mem_ctx,
+static int ldif_comparison_objectSid(struct ldb_context *ldb, void *mem_ctx,
const struct ldb_val *v1, const struct ldb_val *v2)
{
- if (ldb_comparision_objectSid_isString(v1) && ldb_comparision_objectSid_isString(v2)) {
+ if (ldif_comparision_objectSid_isString(v1) && ldif_comparision_objectSid_isString(v2)) {
return ldb_comparison_binary(ldb, mem_ctx, v1, v2);
- } else if (ldb_comparision_objectSid_isString(v1)
- && !ldb_comparision_objectSid_isString(v2)) {
+ } else if (ldif_comparision_objectSid_isString(v1)
+ && !ldif_comparision_objectSid_isString(v2)) {
struct ldb_val v;
int ret;
if (ldif_read_objectSid(ldb, mem_ctx, v1, &v) != 0) {
ret = ldb_comparison_binary(ldb, mem_ctx, &v, v2);
talloc_free(v.data);
return ret;
- } else if (!ldb_comparision_objectSid_isString(v1)
- && ldb_comparision_objectSid_isString(v2)) {
+ } else if (!ldif_comparision_objectSid_isString(v1)
+ && ldif_comparision_objectSid_isString(v2)) {
struct ldb_val v;
int ret;
if (ldif_read_objectSid(ldb, mem_ctx, v2, &v) != 0) {
/*
canonicalise a objectSid
*/
-static int ldb_canonicalise_objectSid(struct ldb_context *ldb, void *mem_ctx,
+static int ldif_canonicalise_objectSid(struct ldb_context *ldb, void *mem_ctx,
const struct ldb_val *in, struct ldb_val *out)
{
- if (ldb_comparision_objectSid_isString(in)) {
+ if (ldif_comparision_objectSid_isString(in)) {
if (ldif_read_objectSid(ldb, mem_ctx, in, out) != 0) {
/* Perhaps not a string after all */
return ldb_handler_copy(ldb, mem_ctx, in, out);
}
+ return 0;
}
return ldb_handler_copy(ldb, mem_ctx, in, out);
}
+static int extended_dn_read_SID(struct ldb_context *ldb, void *mem_ctx,
+ const struct ldb_val *in, struct ldb_val *out)
+{
+ struct dom_sid sid;
+ enum ndr_err_code ndr_err;
+ if (ldif_comparision_objectSid_isString(in)) {
+ if (ldif_read_objectSid(ldb, mem_ctx, in, out) == 0) {
+ return 0;
+ }
+ }
+
+ /* Perhaps not a string after all */
+ *out = data_blob_talloc(mem_ctx, NULL, in->length/2+1);
+
+ if (!out->data) {
+ return -1;
+ }
+
+ (*out).length = strhex_to_str((char *)out->data, out->length,
+ (const char *)in->data, in->length);
+
+ /* Check it looks like a SID */
+ ndr_err = ndr_pull_struct_blob_all(out, mem_ctx, NULL, &sid,
+ (ndr_pull_flags_fn_t)ndr_pull_dom_sid);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ return -1;
+ }
+ return 0;
+}
+
/*
convert a ldif formatted objectGUID to a NDR formatted blob
*/
const struct ldb_val *in, struct ldb_val *out)
{
struct GUID guid;
- char *guid_string;
NTSTATUS status;
enum ndr_err_code ndr_err;
- guid_string = talloc_strndup(mem_ctx, in->data, in->length);
- if (!guid_string) {
- return -1;
- }
- status = GUID_from_string(guid_string, &guid);
- talloc_free(guid_string);
+ status = GUID_from_data_blob(in, &guid);
if (!NT_STATUS_IS_OK(status)) {
return -1;
}
{
struct GUID guid;
enum ndr_err_code ndr_err;
- ndr_err = ndr_pull_struct_blob(in, mem_ctx, NULL, &guid,
- (ndr_pull_flags_fn_t)ndr_pull_GUID);
+ ndr_err = ndr_pull_struct_blob_all(in, mem_ctx, NULL, &guid,
+ (ndr_pull_flags_fn_t)ndr_pull_GUID);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
return -1;
}
return 0;
}
-static bool ldb_comparision_objectGUID_isString(const struct ldb_val *v)
+static bool ldif_comparision_objectGUID_isString(const struct ldb_val *v)
{
- struct GUID guid;
- NTSTATUS status;
-
- if (v->length < 33) return false;
+ if (v->length != 36 && v->length != 38) return false;
- /* see if the input if null-terninated (safety check for the below) */
- if (v->data[v->length] != '\0') return false;
+ /* Might be a GUID string, can't be a binary GUID (fixed 16 bytes) */
+ return true;
+}
- status = GUID_from_string((const char *)v->data, &guid);
- if (!NT_STATUS_IS_OK(status)) {
- return false;
+static int extended_dn_read_GUID(struct ldb_context *ldb, void *mem_ctx,
+ const struct ldb_val *in, struct ldb_val *out)
+{
+ struct GUID guid;
+ enum ndr_err_code ndr_err;
+ if (in->length == 36 && ldif_read_objectGUID(ldb, mem_ctx, in, out) == 0) {
+ return 0;
}
- return true;
+ /* Try as 'hex' form */
+ if (in->length != 32) {
+ return -1;
+ }
+
+ *out = data_blob_talloc(mem_ctx, NULL, in->length/2+1);
+
+ if (!out->data) {
+ return -1;
+ }
+
+ (*out).length = strhex_to_str((char *)out->data, out->length,
+ (const char *)in->data, in->length);
+
+ /* Check it looks like a GUID */
+ ndr_err = ndr_pull_struct_blob_all(out, mem_ctx, NULL, &guid,
+ (ndr_pull_flags_fn_t)ndr_pull_GUID);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ return -1;
+ }
+ return 0;
}
/*
compare two objectGUIDs
*/
-static int ldb_comparison_objectGUID(struct ldb_context *ldb, void *mem_ctx,
+static int ldif_comparison_objectGUID(struct ldb_context *ldb, void *mem_ctx,
const struct ldb_val *v1, const struct ldb_val *v2)
{
- if (ldb_comparision_objectGUID_isString(v1) && ldb_comparision_objectGUID_isString(v2)) {
+ if (ldif_comparision_objectGUID_isString(v1) && ldif_comparision_objectGUID_isString(v2)) {
return ldb_comparison_binary(ldb, mem_ctx, v1, v2);
- } else if (ldb_comparision_objectGUID_isString(v1)
- && !ldb_comparision_objectGUID_isString(v2)) {
+ } else if (ldif_comparision_objectGUID_isString(v1)
+ && !ldif_comparision_objectGUID_isString(v2)) {
struct ldb_val v;
int ret;
if (ldif_read_objectGUID(ldb, mem_ctx, v1, &v) != 0) {
ret = ldb_comparison_binary(ldb, mem_ctx, &v, v2);
talloc_free(v.data);
return ret;
- } else if (!ldb_comparision_objectGUID_isString(v1)
- && ldb_comparision_objectGUID_isString(v2)) {
+ } else if (!ldif_comparision_objectGUID_isString(v1)
+ && ldif_comparision_objectGUID_isString(v2)) {
struct ldb_val v;
int ret;
if (ldif_read_objectGUID(ldb, mem_ctx, v2, &v) != 0) {
/*
canonicalise a objectGUID
*/
-static int ldb_canonicalise_objectGUID(struct ldb_context *ldb, void *mem_ctx,
+static int ldif_canonicalise_objectGUID(struct ldb_context *ldb, void *mem_ctx,
const struct ldb_val *in, struct ldb_val *out)
{
- if (ldb_comparision_objectGUID_isString(in)) {
+ if (ldif_comparision_objectGUID_isString(in)) {
if (ldif_read_objectGUID(ldb, mem_ctx, in, out) != 0) {
/* Perhaps it wasn't a valid string after all */
return ldb_handler_copy(ldb, mem_ctx, in, out);
}
+ return 0;
}
return ldb_handler_copy(ldb, mem_ctx, in, out);
}
const struct ldb_val *in, struct ldb_val *out)
{
struct security_descriptor *sd;
+
enum ndr_err_code ndr_err;
- sd = sddl_decode(mem_ctx, (const char *)in->data, NULL);
+ sd = talloc(mem_ctx, struct security_descriptor);
if (sd == NULL) {
return -1;
}
+
+ ndr_err = ndr_pull_struct_blob(in, sd, NULL, sd,
+ (ndr_pull_flags_fn_t)ndr_pull_security_descriptor);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ /* If this does not parse, then it is probably SDDL, and we should try it that way */
+
+ struct dom_sid *sid = samdb_domain_sid(ldb);
+ talloc_free(sd);
+ sd = sddl_decode(mem_ctx, (const char *)in->data, sid);
+ if (sd == NULL) {
+ return -1;
+ }
+ }
+
ndr_err = ndr_push_struct_blob(out, mem_ctx, NULL, sd,
(ndr_push_flags_fn_t)ndr_push_security_descriptor);
talloc_free(sd);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
return -1;
}
+
return 0;
}
if (sd == NULL) {
return -1;
}
+ /* We can't use ndr_pull_struct_blob_all because this contains relative pointers */
ndr_err = ndr_pull_struct_blob(in, sd, NULL, sd,
- (ndr_pull_flags_fn_t)ndr_pull_security_descriptor);
+ (ndr_pull_flags_fn_t)ndr_pull_security_descriptor);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
talloc_free(sd);
return -1;
{
struct ldb_dn *dn1 = NULL;
const struct dsdb_schema *schema = dsdb_get_schema(ldb);
- const struct dsdb_class *class;
+ const struct dsdb_class *sclass;
TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
if (!tmp_ctx) {
return LDB_ERR_OPERATIONS_ERROR;
dn1 = ldb_dn_from_ldb_val(tmp_ctx, ldb, in);
if ( ! ldb_dn_validate(dn1)) {
const char *lDAPDisplayName = talloc_strndup(tmp_ctx, (char *)in->data, in->length);
- class = dsdb_class_by_lDAPDisplayName(schema, lDAPDisplayName);
- if (class) {
+ sclass = dsdb_class_by_lDAPDisplayName(schema, lDAPDisplayName);
+ if (sclass) {
struct ldb_dn *dn = ldb_dn_new(mem_ctx, ldb,
- class->defaultObjectCategory);
+ sclass->defaultObjectCategory);
*out = data_blob_string_const(ldb_dn_alloc_casefold(mem_ctx, dn));
talloc_free(tmp_ctx);
if (blob == NULL) {
return -1;
}
- ndr_err = ndr_pull_struct_blob(in, blob,
- lp_iconv_convenience(ldb_get_opaque(ldb, "loadparm")),
- blob,
- (ndr_pull_flags_fn_t)ndr_pull_prefixMapBlob);
+ ndr_err = ndr_pull_struct_blob_all(in, blob,
+ lp_iconv_convenience(ldb_get_opaque(ldb, "loadparm")),
+ blob,
+ (ndr_pull_flags_fn_t)ndr_pull_prefixMapBlob);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
talloc_free(blob);
return -1;
return ret;
}
-#define LDB_SYNTAX_SAMBA_GUID "LDB_SYNTAX_SAMBA_GUID"
-#define LDB_SYNTAX_SAMBA_OBJECT_CATEGORY "LDB_SYNTAX_SAMBA_OBJECT_CATEGORY"
-#define LDB_SYNTAX_SAMBA_PREFIX_MAP "LDB_SYNTAX_SAMBA_PREFIX_MAP"
+/* Canonicalisation of two 32-bit integers */
+static int ldif_canonicalise_int32(struct ldb_context *ldb, void *mem_ctx,
+ const struct ldb_val *in, struct ldb_val *out)
+{
+ char *end;
+ int32_t i = (int32_t) strtol((char *)in->data, &end, 0);
+ if (*end != 0) {
+ return -1;
+ }
+ out->data = (uint8_t *) talloc_asprintf(mem_ctx, "%d", i);
+ if (out->data == NULL) {
+ return -1;
+ }
+ out->length = strlen((char *)out->data);
+ return 0;
+}
+
+/* Comparison of two 32-bit integers */
+static int ldif_comparison_int32(struct ldb_context *ldb, void *mem_ctx,
+ const struct ldb_val *v1, const struct ldb_val *v2)
+{
+ return (int32_t) strtol((char *)v1->data, NULL, 0)
+ - (int32_t) strtol((char *)v2->data, NULL, 0);
+}
+
+static int extended_dn_write_hex(struct ldb_context *ldb, void *mem_ctx,
+ const struct ldb_val *in, struct ldb_val *out)
+{
+ *out = data_blob_string_const(data_blob_hex_string(mem_ctx, in));
+ if (!out->data) {
+ return -1;
+ }
+ return 0;
+}
static const struct ldb_schema_syntax samba_syntaxes[] = {
{
- .name = LDB_SYNTAX_SAMBA_SID,
- .ldif_read_fn = ldif_read_objectSid,
- .ldif_write_fn = ldif_write_objectSid,
- .canonicalise_fn= ldb_canonicalise_objectSid,
- .comparison_fn = ldb_comparison_objectSid
+ .name = LDB_SYNTAX_SAMBA_SID,
+ .ldif_read_fn = ldif_read_objectSid,
+ .ldif_write_fn = ldif_write_objectSid,
+ .canonicalise_fn = ldif_canonicalise_objectSid,
+ .comparison_fn = ldif_comparison_objectSid
},{
- .name = LDB_SYNTAX_SAMBA_SECURITY_DESCRIPTOR,
- .ldif_read_fn = ldif_read_ntSecurityDescriptor,
- .ldif_write_fn = ldif_write_ntSecurityDescriptor,
- .canonicalise_fn= ldb_handler_copy,
- .comparison_fn = ldb_comparison_binary
+ .name = LDB_SYNTAX_SAMBA_SECURITY_DESCRIPTOR,
+ .ldif_read_fn = ldif_read_ntSecurityDescriptor,
+ .ldif_write_fn = ldif_write_ntSecurityDescriptor,
+ .canonicalise_fn = ldb_handler_copy,
+ .comparison_fn = ldb_comparison_binary
},{
- .name = LDB_SYNTAX_SAMBA_GUID,
- .ldif_read_fn = ldif_read_objectGUID,
- .ldif_write_fn = ldif_write_objectGUID,
- .canonicalise_fn= ldb_canonicalise_objectGUID,
- .comparison_fn = ldb_comparison_objectGUID
+ .name = LDB_SYNTAX_SAMBA_GUID,
+ .ldif_read_fn = ldif_read_objectGUID,
+ .ldif_write_fn = ldif_write_objectGUID,
+ .canonicalise_fn = ldif_canonicalise_objectGUID,
+ .comparison_fn = ldif_comparison_objectGUID
},{
- .name = LDB_SYNTAX_SAMBA_OBJECT_CATEGORY,
- .ldif_read_fn = ldb_handler_copy,
- .ldif_write_fn = ldb_handler_copy,
- .canonicalise_fn= ldif_canonicalise_objectCategory,
- .comparison_fn = ldif_comparison_objectCategory
+ .name = LDB_SYNTAX_SAMBA_OBJECT_CATEGORY,
+ .ldif_read_fn = ldb_handler_copy,
+ .ldif_write_fn = ldb_handler_copy,
+ .canonicalise_fn = ldif_canonicalise_objectCategory,
+ .comparison_fn = ldif_comparison_objectCategory
},{
- .name = LDB_SYNTAX_SAMBA_PREFIX_MAP,
- .ldif_read_fn = ldif_read_prefixMap,
- .ldif_write_fn = ldif_write_prefixMap,
- .canonicalise_fn= ldif_canonicalise_prefixMap,
- .comparison_fn = ldif_comparison_prefixMap
+ .name = LDB_SYNTAX_SAMBA_PREFIX_MAP,
+ .ldif_read_fn = ldif_read_prefixMap,
+ .ldif_write_fn = ldif_write_prefixMap,
+ .canonicalise_fn = ldif_canonicalise_prefixMap,
+ .comparison_fn = ldif_comparison_prefixMap
+ },{
+ .name = LDB_SYNTAX_SAMBA_INT32,
+ .ldif_read_fn = ldb_handler_copy,
+ .ldif_write_fn = ldb_handler_copy,
+ .canonicalise_fn = ldif_canonicalise_int32,
+ .comparison_fn = ldif_comparison_int32
+ }
+};
+
+static const struct ldb_dn_extended_syntax samba_dn_syntax[] = {
+ {
+ .name = "SID",
+ .read_fn = extended_dn_read_SID,
+ .write_clear_fn = ldif_write_objectSid,
+ .write_hex_fn = extended_dn_write_hex
+ },{
+ .name = "GUID",
+ .read_fn = extended_dn_read_GUID,
+ .write_clear_fn = ldif_write_objectGUID,
+ .write_hex_fn = extended_dn_write_hex
+ },{
+ .name = "WKGUID",
+ .read_fn = ldb_handler_copy,
+ .write_clear_fn = ldb_handler_copy,
+ .write_hex_fn = ldb_handler_copy
}
};
+/* TODO: Should be dynamic at some point */
static const struct {
const char *name;
const char *syntax;
return s;
}
+const struct ldb_schema_syntax *ldb_samba_syntax_by_lDAPDisplayName(struct ldb_context *ldb, const char *name)
+{
+ uint32_t j;
+ const struct ldb_schema_syntax *s = NULL;
+
+ for (j=0; j < ARRAY_SIZE(samba_attributes); j++) {
+ if (strcmp(samba_attributes[j].name, name) == 0) {
+ s = ldb_samba_syntax_by_name(ldb, samba_attributes[j].syntax);
+ break;
+ }
+ }
+
+ return s;
+}
/*
register the samba ldif handlers
}
}
+ for (i=0; i < ARRAY_SIZE(samba_dn_syntax); i++) {
+ int ret;
+ ret = ldb_dn_extended_add_syntax(ldb, LDB_ATTR_FLAG_FIXED, &samba_dn_syntax[i]);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
+
+
+ }
+
return LDB_SUCCESS;
}
git.samba.org / ira / wip.git / blobdiff