From eb1de4f0ed149dd2b348d756f091809d934309a1 Mon Sep 17 00:00:00 2001 From: Stefan Metzmacher Date: Tue, 30 Sep 2008 04:59:56 +0200 Subject: s4:librpc/rpc: correctly sign or seal rpc request with an object guid metze --- source4/librpc/rpc/dcerpc.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'source4/librpc/rpc') diff --git a/source4/librpc/rpc/dcerpc.c b/source4/librpc/rpc/dcerpc.c index 5bbcc5e91c..c1e3e26ee9 100644 --- a/source4/librpc/rpc/dcerpc.c +++ b/source4/librpc/rpc/dcerpc.c @@ -334,6 +334,7 @@ static NTSTATUS ncacn_push_request_sign(struct dcerpc_connection *c, DATA_BLOB creds2; size_t payload_length; enum ndr_err_code ndr_err; + size_t hdr_size = DCERPC_REQUEST_LENGTH; /* non-signed packets are simpler */ if (sig_size == 0) { @@ -367,6 +368,7 @@ static NTSTATUS ncacn_push_request_sign(struct dcerpc_connection *c, if (pkt->pfc_flags & DCERPC_PFC_FLAG_OBJECT_UUID) { ndr->flags |= LIBNDR_FLAG_OBJECT_PRESENT; + hdr_size += 16; } ndr_err = ndr_push_ncacn_packet(ndr, NDR_SCALARS|NDR_BUFFERS, pkt); @@ -415,7 +417,7 @@ static NTSTATUS ncacn_push_request_sign(struct dcerpc_connection *c, case DCERPC_AUTH_LEVEL_PRIVACY: status = gensec_seal_packet(c->security_state.generic_state, mem_ctx, - blob->data + DCERPC_REQUEST_LENGTH, + blob->data + hdr_size, payload_length, blob->data, blob->length, @@ -428,7 +430,7 @@ static NTSTATUS ncacn_push_request_sign(struct dcerpc_connection *c, case DCERPC_AUTH_LEVEL_INTEGRITY: status = gensec_sign_packet(c->security_state.generic_state, mem_ctx, - blob->data + DCERPC_REQUEST_LENGTH, + blob->data + hdr_size, payload_length, blob->data, blob->length, -- cgit