35 lines · cpp
1//===-- GPU Implementation of fopen ---------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "src/stdio/fopen.h"10 11#include "hdr/types/FILE.h"12#include "src/__support/common.h"13#include "src/stdio/gpu/file.h"14#include "src/string/memory_utils/inline_memcpy.h"15#include "src/string/string_utils.h"16 17namespace LIBC_NAMESPACE_DECL {18 19LLVM_LIBC_FUNCTION(::FILE *, fopen,20 (const char *__restrict path, const char *__restrict mode)) {21 uintptr_t file;22 rpc::Client::Port port = rpc::client.open<LIBC_OPEN_FILE>();23 port.send_n(path, internal::string_length(path) + 1);24 port.send_and_recv(25 [=](rpc::Buffer *buffer, uint32_t) {26 inline_memcpy(buffer->data, mode, internal::string_length(mode) + 1);27 },28 [&](rpc::Buffer *buffer, uint32_t) { file = buffer->data[0]; });29 port.close();30 31 return reinterpret_cast<FILE *>(file);32}33 34} // namespace LIBC_NAMESPACE_DECL35