1 // Copyright 2017 The Fuchsia Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include <lib/zx/fifo.h>
6
7 #include <zircon/syscalls.h>
8
9 namespace zx {
10
create(uint32_t elem_count,uint32_t elem_size,uint32_t options,fifo * out0,fifo * out1)11 zx_status_t fifo::create(uint32_t elem_count, uint32_t elem_size,
12 uint32_t options, fifo* out0, fifo* out1) {
13 // Ensure aliasing of both out parameters to the same container
14 // has a well-defined result, and does not leak.
15 fifo h0;
16 fifo h1;
17 zx_status_t status = zx_fifo_create(
18 elem_count, elem_size, options, h0.reset_and_get_address(),
19 h1.reset_and_get_address());
20 out0->reset(h0.release());
21 out1->reset(h1.release());
22 return status;
23 }
24
25 } // namespace zx
26