Built motion from commit 6a09e18b.|2.6.11

[motion2.git] / legacy-libs / grpc / deps / grpc / include / grpc / support / alloc.h

diff --git a/legacy-libs/grpc/deps/grpc/include/grpc/support/alloc.h b/legacy-libs/grpc/deps/grpc/include/grpc/support/alloc.h
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+/*
+ *
+ * Copyright 2015 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_SUPPORT_ALLOC_H
+#define GRPC_SUPPORT_ALLOC_H
+
+#include <grpc/support/port_platform.h>
+
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct gpr_allocation_functions {
+  void* (*malloc_fn)(size_t size);
+  void* (*zalloc_fn)(size_t size); /** if NULL, uses malloc_fn then memset */
+  void* (*realloc_fn)(void* ptr, size_t size);
+  void (*free_fn)(void* ptr);
+} gpr_allocation_functions;
+
+/** malloc.
+ * If size==0, always returns NULL. Otherwise this function never returns NULL.
+ * The pointer returned is suitably aligned for any kind of variable it could
+ * contain.
+ */
+GPRAPI void* gpr_malloc(size_t size);
+/** like malloc, but zero all bytes before returning them */
+GPRAPI void* gpr_zalloc(size_t size);
+/** free */
+GPRAPI void gpr_free(void* ptr);
+/** realloc, never returns NULL */
+GPRAPI void* gpr_realloc(void* p, size_t size);
+/** aligned malloc, never returns NULL, will align to alignment, which
+ * must be a power of 2. */
+GPRAPI void* gpr_malloc_aligned(size_t size, size_t alignment);
+/** free memory allocated by gpr_malloc_aligned */
+GPRAPI void gpr_free_aligned(void* ptr);
+
+/** Request the family of allocation functions in \a functions be used. NOTE
+ * that this request will be honored in a *best effort* basis and that no
+ * guarantees are made about the default functions (eg, malloc) being called.
+ * The functions.free_fn implementation must be a no-op for NULL input. */
+GPRAPI void gpr_set_allocation_functions(gpr_allocation_functions functions);
+
+/** Return the family of allocation functions currently in effect. */
+GPRAPI gpr_allocation_functions gpr_get_allocation_functions(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* GRPC_SUPPORT_ALLOC_H */