diff options
Diffstat (limited to 'source4/librpc/rpc/dcerpc.c')
| -rw-r--r-- | source4/librpc/rpc/dcerpc.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/source4/librpc/rpc/dcerpc.c b/source4/librpc/rpc/dcerpc.c index ccafe070ab..63ff36768b 100644 --- a/source4/librpc/rpc/dcerpc.c +++ b/source4/librpc/rpc/dcerpc.c @@ -318,7 +318,6 @@ static NTSTATUS ncacn_push_request_sign(struct dcerpc_connection *c, size_t payload_length; enum ndr_err_code ndr_err; size_t hdr_size = DCERPC_REQUEST_LENGTH; - uint32_t offset; /* non-signed packets are simpler */ if (sig_size == 0) { @@ -365,13 +364,16 @@ static NTSTATUS ncacn_push_request_sign(struct dcerpc_connection *c, } /* pad to 16 byte multiple in the payload portion of the - packet. This matches what w2k3 does */ - offset = ndr->offset; - ndr_err = ndr_push_align(ndr, 16); + packet. This matches what w2k3 does. Note that we can't use + ndr_push_align() as that is relative to the start of the + whole packet, whereas w2k8 wants it relative to the start + of the stub */ + c->security_state.auth_info->auth_pad_length = + (16 - (pkt->u.request.stub_and_verifier.length & 15)) & 15; + ndr_err = ndr_push_zero(ndr, c->security_state.auth_info->auth_pad_length); if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) { return ndr_map_error2ntstatus(ndr_err); } - c->security_state.auth_info->auth_pad_length = ndr->offset - offset; payload_length = pkt->u.request.stub_and_verifier.length + c->security_state.auth_info->auth_pad_length; |