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authorSimo Sorce <idra@samba.org>2005-09-18 10:47:03 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 13:38:15 -0500
commit46a8d809376cab59c579c654b0de5105727a9585 (patch)
treedab315ccb06125c1e9a1c395b64a2f870baec9f5
parentbb8f5c93ee3369e112d99d4d3497dc803abdbf76 (diff)
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r10304: check for basic ldb_message sanity and return appropriate
LDB_ERR_ value (This used to be commit 610f5646f0816820ac9342e81d46d139e26cc918)
-rw-r--r--source4/lib/ldb/common/ldb.c38
-rw-r--r--source4/lib/ldb/common/ldb_msg.c30
-rw-r--r--source4/lib/ldb/include/ldb.h3
-rw-r--r--source4/lib/ldb/include/ldb_private.h2
4 files changed, 59 insertions, 14 deletions
diff --git a/source4/lib/ldb/common/ldb.c b/source4/lib/ldb/common/ldb.c
index ae71f08713..57fb5a81da 100644
--- a/source4/lib/ldb/common/ldb.c
+++ b/source4/lib/ldb/common/ldb.c
@@ -34,6 +34,7 @@
#include "includes.h"
#include "ldb/include/ldb.h"
+#include "ldb/include/ldb_errors.h"
#include "ldb/include/ldb_private.h"
/*
@@ -89,20 +90,20 @@ int ldb_connect(struct ldb_context *ldb, const char *url, unsigned int flags, co
#endif
else {
ldb_debug(ldb, LDB_DEBUG_FATAL, "Unable to find backend for '%s'\n", url);
- return -1;
+ return LDB_ERR_OTHER;
}
- if (ret != 0) {
+ if (ret != LDB_ERR_SUCCESS) {
ldb_debug(ldb, LDB_DEBUG_ERROR, "Failed to connect to '%s'\n", url);
return ret;
}
- if (ldb_load_modules(ldb, options) != 0) {
+ if (ldb_load_modules(ldb, options) != LDB_ERR_SUCCESS) {
ldb_debug(ldb, LDB_DEBUG_FATAL, "Unable to load modules for '%s'\n", url);
- return -1;
+ return LDB_ERR_OTHER;
}
- return 0;
+ return LDB_ERR_SUCCESS;
}
/*
@@ -162,8 +163,14 @@ int ldb_search_bytree(struct ldb_context *ldb,
int ldb_add(struct ldb_context *ldb,
const struct ldb_message *message)
{
- int status = ldb_start_trans(ldb);
- if (status != 0) return status;
+ int status;
+
+
+ status = ldb_msg_sanity_check(message);
+ if (status != LDB_ERR_SUCCESS) return status;
+
+ status = ldb_start_trans(ldb);
+ if (status != LDB_ERR_SUCCESS) return status;
status = ldb->modules->ops->add_record(ldb->modules, message);
return ldb_end_trans(ldb, status);
@@ -175,8 +182,13 @@ int ldb_add(struct ldb_context *ldb,
int ldb_modify(struct ldb_context *ldb,
const struct ldb_message *message)
{
- int status = ldb_start_trans(ldb);
- if (status != 0) return status;
+ int status;
+
+ status = ldb_msg_sanity_check(message);
+ if (status != LDB_ERR_SUCCESS) return status;
+
+ status = ldb_start_trans(ldb);
+ if (status != LDB_ERR_SUCCESS) return status;
status = ldb->modules->ops->modify_record(ldb->modules, message);
return ldb_end_trans(ldb, status);
@@ -189,7 +201,7 @@ int ldb_modify(struct ldb_context *ldb,
int ldb_delete(struct ldb_context *ldb, const struct ldb_dn *dn)
{
int status = ldb_start_trans(ldb);
- if (status != 0) return status;
+ if (status != LDB_ERR_SUCCESS) return status;
status = ldb->modules->ops->delete_record(ldb->modules, dn);
return ldb_end_trans(ldb, status);
@@ -201,7 +213,7 @@ int ldb_delete(struct ldb_context *ldb, const struct ldb_dn *dn)
int ldb_rename(struct ldb_context *ldb, const struct ldb_dn *olddn, const struct ldb_dn *newdn)
{
int status = ldb_start_trans(ldb);
- if (status != 0) return status;
+ if (status != LDB_ERR_SUCCESS) return status;
status = ldb->modules->ops->rename_record(ldb->modules, olddn, newdn);
return ldb_end_trans(ldb, status);
@@ -227,13 +239,13 @@ int ldb_set_opaque(struct ldb_context *ldb, const char *name, void *value)
struct ldb_opaque *o = talloc(ldb, struct ldb_opaque);
if (o == NULL) {
ldb_oom(ldb);
- return -1;
+ return LDB_ERR_OTHER;
}
o->next = ldb->opaque;
o->name = name;
o->value = value;
ldb->opaque = o;
- return 0;
+ return LDB_ERR_SUCCESS;
}
/*
diff --git a/source4/lib/ldb/common/ldb_msg.c b/source4/lib/ldb/common/ldb_msg.c
index f65c944eab..2773237b36 100644
--- a/source4/lib/ldb/common/ldb_msg.c
+++ b/source4/lib/ldb/common/ldb_msg.c
@@ -34,6 +34,7 @@
#include "includes.h"
#include "ldb/include/ldb.h"
+#include "ldb/include/ldb_errors.h"
#include "ldb/include/ldb_private.h"
/*
@@ -499,3 +500,32 @@ struct ldb_message *ldb_msg_diff(struct ldb_context *ldb,
return mod;
}
+
+int ldb_msg_sanity_check(const struct ldb_message *msg)
+{
+ int i, j;
+
+ /* basic check on DN */
+ if (msg->dn == NULL) {
+ /* TODO: return also an error string */
+ return LDB_ERR_INVALID_DN_SYNTAX;
+ }
+ if (msg->dn->comp_num == 0) {
+ /* root dse has empty dn */
+ /* TODO: return also an error string */
+ return LDB_ERR_ENTRY_ALREADY_EXISTS;
+ }
+
+ /* basic syntax checks */
+ for (i = 0; i < msg->num_elements; i++) {
+ for (j = 0; j < msg->elements[i].num_values; j++) {
+ if (msg->elements[i].values[j].length == 0) {
+ /* an attribute cannot be empty */
+ /* TODO: return also an error string */
+ return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
+ }
+ }
+ }
+
+ return LDB_ERR_SUCCESS;
+}
diff --git a/source4/lib/ldb/include/ldb.h b/source4/lib/ldb/include/ldb.h
index 66b0343891..008327eb05 100644
--- a/source4/lib/ldb/include/ldb.h
+++ b/source4/lib/ldb/include/ldb.h
@@ -3,6 +3,7 @@
Copyright (C) Andrew Tridgell 2004
Copyright (C) Stefan Metzmacher 2004
+ Copyright (C) Simo Sorce 2005
** NOTE! The following LGPL license applies to the ldb
** library. This does NOT imply that all of Samba is released
@@ -451,6 +452,8 @@ struct ldb_message *ldb_msg_diff(struct ldb_context *ldb,
struct ldb_message *msg1,
struct ldb_message *msg2);
+int ldb_msg_sanity_check(const struct ldb_message *msg);
+
struct ldb_val ldb_val_dup(void *mem_ctx, const struct ldb_val *v);
/*
diff --git a/source4/lib/ldb/include/ldb_private.h b/source4/lib/ldb/include/ldb_private.h
index e55a19c28c..96cd458920 100644
--- a/source4/lib/ldb/include/ldb_private.h
+++ b/source4/lib/ldb/include/ldb_private.h
@@ -3,7 +3,7 @@
Copyright (C) Andrew Tridgell 2004
Copyright (C) Stefan Metzmacher 2004
- Copyright (C) Simo Sorce 2004
+ Copyright (C) Simo Sorce 2004-2005
** NOTE! The following LGPL license applies to the ldb
** library. This does NOT imply that all of Samba is released