xref: /aosp_15_r20/external/llvm-libc/src/stdio/gpu/fopen.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1*71db0c75SAndroid Build Coastguard Worker //===-- GPU Implementation of fopen ---------------------------------------===//
2*71db0c75SAndroid Build Coastguard Worker //
3*71db0c75SAndroid Build Coastguard Worker // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*71db0c75SAndroid Build Coastguard Worker // See https://llvm.org/LICENSE.txt for license information.
5*71db0c75SAndroid Build Coastguard Worker // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*71db0c75SAndroid Build Coastguard Worker //
7*71db0c75SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===//
8*71db0c75SAndroid Build Coastguard Worker 
9*71db0c75SAndroid Build Coastguard Worker #include "src/stdio/fopen.h"
10*71db0c75SAndroid Build Coastguard Worker #include "src/__support/CPP/string_view.h"
11*71db0c75SAndroid Build Coastguard Worker #include "src/__support/macros/config.h"
12*71db0c75SAndroid Build Coastguard Worker #include "src/stdio/gpu/file.h"
13*71db0c75SAndroid Build Coastguard Worker 
14*71db0c75SAndroid Build Coastguard Worker #include "hdr/types/FILE.h"
15*71db0c75SAndroid Build Coastguard Worker 
16*71db0c75SAndroid Build Coastguard Worker namespace LIBC_NAMESPACE_DECL {
17*71db0c75SAndroid Build Coastguard Worker 
18*71db0c75SAndroid Build Coastguard Worker LLVM_LIBC_FUNCTION(::FILE *, fopen,
19*71db0c75SAndroid Build Coastguard Worker                    (const char *__restrict path, const char *__restrict mode)) {
20*71db0c75SAndroid Build Coastguard Worker   uintptr_t file;
21*71db0c75SAndroid Build Coastguard Worker   rpc::Client::Port port = rpc::client.open<RPC_OPEN_FILE>();
22*71db0c75SAndroid Build Coastguard Worker   port.send_n(path, internal::string_length(path) + 1);
23*71db0c75SAndroid Build Coastguard Worker   port.send_and_recv(
__anon02a56c250102(rpc::Buffer *buffer, uint32_t) 24*71db0c75SAndroid Build Coastguard Worker       [=](rpc::Buffer *buffer, uint32_t) {
25*71db0c75SAndroid Build Coastguard Worker         inline_memcpy(buffer->data, mode, internal::string_length(mode) + 1);
26*71db0c75SAndroid Build Coastguard Worker       },
__anon02a56c250202(rpc::Buffer *buffer, uint32_t) 27*71db0c75SAndroid Build Coastguard Worker       [&](rpc::Buffer *buffer, uint32_t) { file = buffer->data[0]; });
28*71db0c75SAndroid Build Coastguard Worker   port.close();
29*71db0c75SAndroid Build Coastguard Worker 
30*71db0c75SAndroid Build Coastguard Worker   return reinterpret_cast<FILE *>(file);
31*71db0c75SAndroid Build Coastguard Worker }
32*71db0c75SAndroid Build Coastguard Worker 
33*71db0c75SAndroid Build Coastguard Worker } // namespace LIBC_NAMESPACE_DECL
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