diff options
author | Andrew Tridgell <tridge@samba.org> | 2010-08-17 12:03:47 +1000 |
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committer | Andrew Tridgell <tridge@samba.org> | 2010-08-17 21:21:50 +1000 |
commit | 9e27201b24106babc7ac2400f7f063f438b0ddcd (patch) | |
tree | c87f13f19ec6b08c2b6ce46215c24b34b222faf5 /source4 | |
parent | 6baa834ebe710d73cfd54e465479a2b2de9d2476 (diff) | |
download | samba-9e27201b24106babc7ac2400f7f063f438b0ddcd.tar.gz samba-9e27201b24106babc7ac2400f7f063f438b0ddcd.tar.bz2 samba-9e27201b24106babc7ac2400f7f063f438b0ddcd.zip |
s4-ldb: added LDB_FLAG_INTERNAL_MASK
This ensures that internal bits for the element flags in add/modify
requests are not set via the ldb API
Pair-Programmed-With: Andrew Bartlett <abartlet@samba.org>
Diffstat (limited to 'source4')
-rw-r--r-- | source4/lib/ldb/common/ldb.c | 26 | ||||
-rw-r--r-- | source4/lib/ldb/include/ldb.h | 5 |
2 files changed, 31 insertions, 0 deletions
diff --git a/source4/lib/ldb/common/ldb.c b/source4/lib/ldb/common/ldb.c index 2642b33f00..03622ce5a1 100644 --- a/source4/lib/ldb/common/ldb.c +++ b/source4/lib/ldb/common/ldb.c @@ -766,6 +766,24 @@ static void ldb_trace_request(struct ldb_context *ldb, struct ldb_request *req) talloc_free(tmp_ctx); } +/* + check that the element flags don't have any internal bits set + */ +static int ldb_msg_check_element_flags(struct ldb_context *ldb, + const struct ldb_message *message) +{ + unsigned i; + for (i=0; i<message->num_elements; i++) { + if (message->elements[i].flags & LDB_FLAG_INTERNAL_MASK) { + ldb_asprintf_errstring(ldb, "Invalid element flags 0x%08x on element %s in %s\n", + message->elements[i].flags, message->elements[i].name, + ldb_dn_get_linearized(message->dn)); + return LDB_ERR_UNSUPPORTED_CRITICAL_EXTENSION; + } + } + return LDB_SUCCESS; +} + /* start an ldb request @@ -806,11 +824,19 @@ int ldb_request(struct ldb_context *ldb, struct ldb_request *req) ldb_oom(ldb); return LDB_ERR_OPERATIONS_ERROR; } + ret = ldb_msg_check_element_flags(ldb, req->op.add.message); + if (ret != LDB_SUCCESS) { + return ret; + } FIRST_OP(ldb, add); ret = module->ops->add(module, req); break; case LDB_MODIFY: FIRST_OP(ldb, modify); + ret = ldb_msg_check_element_flags(ldb, req->op.mod.message); + if (ret != LDB_SUCCESS) { + return ret; + } ret = module->ops->modify(module, req); break; case LDB_DELETE: diff --git a/source4/lib/ldb/include/ldb.h b/source4/lib/ldb/include/ldb.h index 6625d94dbd..55a6fd1c37 100644 --- a/source4/lib/ldb/include/ldb.h +++ b/source4/lib/ldb/include/ldb.h @@ -139,6 +139,11 @@ struct ldb_dn; #define LDB_FLAG_MOD_DELETE 3 /** + flag bits on an element usable only by the internal implementation +*/ +#define LDB_FLAG_INTERNAL_MASK 0xFFFFFFF0 + +/** OID for logic AND comaprison. This is the well known object ID for a logical AND comparitor. |