xref: /aosp_15_r20/external/llvm-libc/src/stdio/gpu/fclose.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1 //===-- GPU Implementation of fclose --------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "src/stdio/fclose.h"
10 #include "src/__support/macros/config.h"
11 #include "src/stdio/gpu/file.h"
12 
13 #include "hdr/stdio_macros.h"
14 #include "hdr/types/FILE.h"
15 
16 namespace LIBC_NAMESPACE_DECL {
17 
18 LLVM_LIBC_FUNCTION(int, fclose, (::FILE * stream)) {
19   uint64_t ret = 0;
20   uintptr_t file = reinterpret_cast<uintptr_t>(stream);
21   rpc::Client::Port port = rpc::client.open<RPC_CLOSE_FILE>();
22   port.send_and_recv(
__anon41ac78a90102(rpc::Buffer *buffer, uint32_t) 23       [=](rpc::Buffer *buffer, uint32_t) { buffer->data[0] = file; },
__anon41ac78a90202(rpc::Buffer *buffer, uint32_t) 24       [&](rpc::Buffer *buffer, uint32_t) { ret = buffer->data[0]; });
25   port.close();
26 
27   if (ret != 0)
28     return EOF;
29   return static_cast<int>(ret);
30 }
31 
32 } // namespace LIBC_NAMESPACE_DECL
33