sr-dcerpc: add dcerpc_push_ncacn_packet_header()

Signed-off-by: Günther Deschner <gd@samba.org>

diff --git a/source3/include/proto.h b/source3/include/proto.h
index e9ff4b2f8db1ec32e4a4b2edbc3026e1e01097df..302999ffbcfd512a8cd89bb31e7912f77f8b9eaa 100644 (file)
--- a/source3/include/proto.h
+++ b/source3/include/proto.h
@@ -4846,6 +4846,13 @@ NTSTATUS dcerpc_push_ncacn_packet(TALLOC_CTX *mem_ctx,
                                  uint32_t call_id,
                                  union dcerpc_payload u,
                                  DATA_BLOB *blob);
+NTSTATUS dcerpc_push_ncacn_packet_header(TALLOC_CTX *mem_ctx,
+                                        enum dcerpc_pkt_type ptype,
+                                        uint8_t pfc_flags,
+                                        uint16_t frag_length,
+                                        uint16_t auth_length,
+                                        uint32_t call_id,
+                                        DATA_BLOB *blob);
 NTSTATUS dcerpc_pull_ncacn_packet(TALLOC_CTX *mem_ctx,
                                  const DATA_BLOB *blob,
                                  struct ncacn_packet *r);

diff --git a/source3/rpc_client/cli_pipe.c b/source3/rpc_client/cli_pipe.c
index 686df09d153d96c0bee45d7eaa52a08820ac9dac..13d2e8765351ec274f12b977fb100dd2e80d7c66 100644 (file)
--- a/source3/rpc_client/cli_pipe.c
+++ b/source3/rpc_client/cli_pipe.c
@@ -338,6 +338,42 @@ NTSTATUS dcerpc_push_ncacn_packet(TALLOC_CTX *mem_ctx,
        return NT_STATUS_OK;
 }
 
+NTSTATUS dcerpc_push_ncacn_packet_header(TALLOC_CTX *mem_ctx,
+                                        enum dcerpc_pkt_type ptype,
+                                        uint8_t pfc_flags,
+                                        uint16_t frag_length,
+                                        uint16_t auth_length,
+                                        uint32_t call_id,
+                                        DATA_BLOB *blob)
+{
+       struct ncacn_packet_header r;
+       enum ndr_err_code ndr_err;
+
+       r.rpc_vers              = 5;
+       r.rpc_vers_minor        = 0;
+       r.ptype                 = ptype;
+       r.pfc_flags             = pfc_flags;
+       r.drep[0]               = DCERPC_DREP_LE;
+       r.drep[1]               = 0;
+       r.drep[2]               = 0;
+       r.drep[3]               = 0;
+       r.frag_length           = frag_length;
+       r.auth_length           = auth_length;
+       r.call_id               = call_id;
+
+       ndr_err = ndr_push_struct_blob(blob, mem_ctx, &r,
+               (ndr_push_flags_fn_t)ndr_push_ncacn_packet_header);
+       if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+               return ndr_map_error2ntstatus(ndr_err);
+       }
+
+       if (DEBUGLEVEL >= 10) {
+               NDR_PRINT_DEBUG(ncacn_packet_header, &r);
+       }
+
+       return NT_STATUS_OK;
+}
+
 /*******************************************************************
 *******************************************************************/