Built motion from commit 6a09e18b.|2.6.11

[motion2.git] / legacy-libs / grpc / deps / grpc / src / core / lib / iomgr / error_internal.h

diff --git a/legacy-libs/grpc/deps/grpc/src/core/lib/iomgr/error_internal.h b/legacy-libs/grpc/deps/grpc/src/core/lib/iomgr/error_internal.h
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+/*
+ *
+ * Copyright 2016 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#ifndef GRPC_CORE_LIB_IOMGR_ERROR_INTERNAL_H
+#define GRPC_CORE_LIB_IOMGR_ERROR_INTERNAL_H
+
+#include <grpc/support/port_platform.h>
+
+#include <inttypes.h>
+#include <stdbool.h>  // TODO, do we need this?
+
+#include <grpc/support/sync.h>
+#include "src/core/lib/iomgr/error.h"
+
+typedef struct grpc_linked_error grpc_linked_error;
+
+struct grpc_linked_error {
+  grpc_error* err;
+  uint8_t next;
+};
+
+// c core representation of an error. See error.h for high level description of
+// this object.
+struct grpc_error {
+  // All atomics in grpc_error must be stored in this nested struct. The rest of
+  // the object is memcpy-ed in bulk in copy_and_unref.
+  struct atomics {
+    gpr_refcount refs;
+    gpr_atm error_string;
+  } atomics;
+  // These arrays index into dynamic arena at the bottom of the struct.
+  // UINT8_MAX is used as a sentinel value.
+  uint8_t ints[GRPC_ERROR_INT_MAX];
+  uint8_t strs[GRPC_ERROR_STR_MAX];
+  uint8_t times[GRPC_ERROR_TIME_MAX];
+  // The child errors are stored in the arena, but are effectively a linked list
+  // structure, since they are contained within grpc_linked_error objects.
+  uint8_t first_err;
+  uint8_t last_err;
+  // The arena is dynamically reallocated with a grow factor of 1.5.
+  uint8_t arena_size;
+  uint8_t arena_capacity;
+  intptr_t arena[0];
+};
+
+#endif /* GRPC_CORE_LIB_IOMGR_ERROR_INTERNAL_H */