b49767c0ba
This functions do not change class variables Would be good to mark them as const, so class variables are not changed by coincidence Change-Id: Iea34f6d26dbd1bde813035160e07ff2a681989e6
69 lines
1.7 KiB
C++
69 lines
1.7 KiB
C++
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* Provide a series of proxy functions for basic file accessors.
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* The behavior of these functions can be changed to return different
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* errors under a variety of conditions.
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*/
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#ifndef _UPDATER_OTA_IO_H_
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#define _UPDATER_OTA_IO_H_
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#include <stdio.h>
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#include <sys/stat.h>
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#include <memory>
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#include <android-base/unique_fd.h>
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#define OTAIO_CACHE_FNAME "/cache/saved.file"
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void ota_set_fault_files();
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int ota_open(const char* path, int oflags);
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int ota_open(const char* path, int oflags, mode_t mode);
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FILE* ota_fopen(const char* filename, const char* mode);
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size_t ota_fread(void* ptr, size_t size, size_t nitems, FILE* stream);
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ssize_t ota_read(int fd, void* buf, size_t nbyte);
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size_t ota_fwrite(const void* ptr, size_t size, size_t count, FILE* stream);
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ssize_t ota_write(int fd, const void* buf, size_t nbyte);
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int ota_fsync(int fd);
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struct OtaCloser {
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static void Close(int);
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};
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using unique_fd = android::base::unique_fd_impl<OtaCloser>;
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int ota_close(unique_fd& fd);
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struct OtaFcloser {
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void operator()(FILE*) const;
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};
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using unique_file = std::unique_ptr<FILE, OtaFcloser>;
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int ota_fclose(unique_file& fh);
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#endif
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