Split secure command channel and untrusted application channel

src/trusted/service_runtime/nacl_command_service.c

+/*
+ * Copyright (c) 2012 The Native Client Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "native_client/src/trusted/service_runtime/nacl_secure_service.h"
+
+#include "native_client/src/shared/platform/nacl_exit.h"
+#include "native_client/src/shared/platform/nacl_log.h"
+#include "native_client/src/shared/platform/nacl_sync.h"
+#include "native_client/src/shared/platform/nacl_sync_checked.h"
+#include "native_client/src/shared/srpc/nacl_srpc.h"
+
+#include "native_client/src/trusted/fault_injection/fault_injection.h"
+#include "native_client/src/trusted/simple_service/nacl_simple_service.h"
+#include "native_client/src/trusted/service_runtime/sel_ldr.h"
+
+
+int NaClCommandServiceCtor(struct NaClCommandService         *self,
+                           struct NaClSrpcHandlerDesc const  *srpc_handlers,
+                           struct NaClApp                    *nap) {
+  NaClLog(4,
+          "Entered NaClCommandServiceCtor: self 0x%"NACL_PRIxPTR"\n",
+          (uintptr_t) self);
+  if (NACL_FI_ERROR_COND(
+          "NaClCommandServiceCtor__NaClSimpleService",
+          !NaClSimpleServiceCtor(
+              &self->base,
+              srpc_handlers,
+              NaClThreadInterfaceThreadFactory,
+              (void *) NULL))) {
+    goto failure_simple_ctor;
+  }
+  self->nap = nap;
+
+  NACL_VTBL(NaClRefCount, self) =
+      (struct NaClRefCountVtbl *) &kNaClCommandServiceVtbl;
+  return 1;
+ failure_simple_ctor:
+  return 0;
+}
+
+void NaClCommandServiceDtor(struct NaClRefCount *vself) {
+  struct NaClCommandService *self = (struct NaClCommandService *) vself;
+
+  NACL_VTBL(NaClRefCount, self) = (struct NaClRefCountVtbl const *)
+      &kNaClSimpleServiceVtbl;
+  (*NACL_VTBL(NaClRefCount, self)->Dtor)(vself);
+}
+
+int NaClCommandServiceConnectionFactory(
+    struct NaClSimpleService            *vself,
+    struct NaClDesc                     *conn,
+    struct NaClSimpleServiceConnection  **out) {
+  struct NaClCommandService *self =
+      (struct NaClCommandService *) vself;
+
+  /* our instance_data is not connection specific */
+  return NaClSimpleServiceConnectionFactoryWithInstanceData(
+      vself, conn, (void *) self->nap, out);
+}
+
+struct NaClSimpleServiceVtbl const kNaClCommandServiceVtbl = {
+  {
+    NaClCommandServiceDtor,
+  },
+  NaClCommandServiceConnectionFactory,
+  NaClSimpleServiceAcceptConnection,
+  NaClSimpleServiceAcceptAndSpawnHandler,
+  NaClSimpleServiceRpcHandler,
+};