Remove utils/archive. It is not used at this point.

utils/archive/messaging.c

Index: utils/archive/messaging.c
diff --git a/utils/archive/messaging.c b/utils/archive/messaging.c
deleted file mode 100644
index bbfb8f8c0d191ccb7827822897f602a4012d6fcc..0000000000000000000000000000000000000000
--- a/utils/archive/messaging.c
+++ /dev/null
@@ -1,164 +0,0 @@
-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#include <errno.h>
-#include <stdarg.h>
-
-#include "messaging.h"
-
-void postResult(Dart_Port p, bool success, int err, Dart_CObject* response) {
-  DART_BOOL(wrapped_success, success);
-  DART_INT32(wrapped_err, err);
-  
-  Dart_CObject* values[3];
-  values[0] = &wrapped_success;
-  values[1] = &wrapped_err;
-  values[2] = response;
-
-  Dart_CObject full_response;
-  full_response.type = kArray;
-  full_response.value.as_array.values = values;
-  full_response.value.as_array.length = 3;
-
-  Dart_PostCObject(p, &full_response);
-}
-
-void postError(Dart_Port p, struct archive* a) {
-  DART_STRING(error_string, (char*) archive_error_string(a));
-  postResult(p, false, archive_errno(a), &error_string);
-}
-
-void postInvalidArgument(Dart_Port p, const char* format, ...) {
-  va_list args;
-  char buffer[256];
-
-  va_start(args, format);
-  vsnprintf(buffer, 256, format, args);
-  va_end(args);
-
-  DART_STRING(error_string, buffer);
-  postResult(p, false, EINVAL, &error_string);
-}
-
-void postSuccess(Dart_Port p, Dart_CObject* response) {
-  if (response != NULL) {
-    postResult(p, true, 0, response);
-    return;
-  }
-
-  DART_NULL(null_response);
-  postResult(p, true, 0, &null_response);
-}
-
-bool checkError(Dart_Port p, struct archive* a, int result) {
-  if (result == ARCHIVE_OK) return false;
-  // TODO(nweiz): What should we do about non-fatal warnings?
-  if (result == ARCHIVE_WARN) return false;
-  postError(p, a);
-  return true;
-}
-
-bool checkPointerError(Dart_Port p, void* pointer, char* name) {
-  if (pointer != NULL) return false;
-  char buffer[100];
-  snprintf(buffer, 100, "Failed to allocate memory for %s.", name);
-  DART_STRING(error_string, buffer);
-  postResult(p, false, ENOMEM, &error_string);
-  return true;
-}
-
-bool checkType(Dart_Port p, Dart_CObject* object, enum Type type) {
-  if (object->type == type) return false;
-  postInvalidArgument(p, "Invalid argument: expected type %d, was type %d.",
-    type, object->type);
-  return true;
-}
-
-void checkResult(Dart_Port p, struct archive* a, int result) {
-  if (checkError(p, a, result)) return;
-  postSuccess(p, NULL);
-}
-
-void checkPointerResult(Dart_Port p, void* pointer, char* name) {
-  if (checkPointerError(p, pointer, name)) return;
-  DART_INT64(result, (intptr_t) pointer);
-  postSuccess(p, &result);
-}
-
-Dart_CObject* getArgument(Dart_Port p, Dart_CObject* request, int i) {
-  if (checkType(p, request, kArray)) return NULL;
-
-  i += 2; // Skip over the message name and archive id.
-  if (request->value.as_array.length > i) {
-    return request->value.as_array.values[i];
-  }
-
-  postInvalidArgument(p, "Invalid argument: expected at least %d arguments, " \
-    "were %d.", i - 2, request->value.as_array.length - 2);
-  return NULL;
-}
-
-Dart_CObject* getTypedArgument(Dart_Port p, Dart_CObject* request, int i,
-                               enum Type type) {
-  Dart_CObject* arg = getArgument(p, request, i);
-  if (arg == NULL) return NULL;
-  if (checkType(p, arg, type)) return NULL;
-  return arg;
-}
-
-Dart_CObject* getIntArgument(Dart_Port p, Dart_CObject* request, int i) {
-  Dart_CObject* arg = getArgument(p, request, i);
-  if (arg == NULL) return NULL;
-  if (arg->type == kInt64) return arg;
-  if (arg->type == kInt32) return arg;
-  postInvalidArgument(p, "Invalid argument %d: expected integer, was type %d.",
-    i+1, arg->type);
-  return NULL;
-}
-
-int64_t getInteger(Dart_CObject* object) {
-  assert(object->type == kInt64 || object->type == kInt32);
-  if (object->type == kInt64) return object->value.as_int64;
-  if (object->type == kInt32) return (int64_t) object->value.as_int32;
-  return 0; // Should never reach this point.
-}
-
-Dart_CObject* getNullableStringArgument(Dart_Port p, Dart_CObject* request,
-    int i) {
-  Dart_CObject* arg = getArgument(p, request, i);
-  if (arg == NULL) return NULL;
-  if (arg->type == kNull) return arg;
-  if (arg->type == kString) return arg;
-  postInvalidArgument(p, "Invalid argument %d: expected string or null, was " \
-    "type %d.", i+1, arg->type);
-  return NULL;
-}
-
-char* getNullableString(Dart_CObject* object) {
-  assert(object->type == kNull || object->type == kString);
-  if (object->type == kString) return object->value.as_string;
-  return NULL;
-}
-
-bool getOptionArguments(Dart_Port p, Dart_CObject* request, char** module,
-    char** name, char** value) {
-  *module = NULL;
-  *name = NULL;
-  *value = NULL;
-
-  Dart_CObject* wrappedModule = getNullableStringArgument(p, request, 0);
-  if (wrappedModule == NULL) return false;
-  *module = getNullableString(wrappedModule);
-
-  Dart_CObject* wrappedName = getTypedArgument(p, request, 0, kString);
-  if (wrappedName == NULL) return false;
-  *name = wrappedName->value.as_string;
-
-  Dart_CObject* wrappedValue = getNullableStringArgument(p, request, 0);
-  if (wrappedValue == NULL) return false;
-  *value = getNullableString(wrappedValue);
-
-  return true;
-}
-