Tao Bao
8b0b0f1f02
As they're accepting the SinkFn callback, it makes more sense to leave the work to their callers. Test: mmma -j bootable/recovery Test: Run recovery_component_test on marlin. Test: No other active user of the two functions. Change-Id: I8d67b38ce037925442296f136b483e0c71983777
88 lines
3.1 KiB
C++
88 lines
3.1 KiB
C++
/*
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* Copyright (C) 2008 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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#ifndef _APPLYPATCH_H
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#define _APPLYPATCH_H
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#include <stdint.h>
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#include <functional>
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#include <memory>
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#include <string>
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#include <vector>
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#include <openssl/sha.h>
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// Forward declaration to avoid including "edify/expr.h" in the header.
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struct Value;
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struct FileContents {
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uint8_t sha1[SHA_DIGEST_LENGTH];
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std::vector<unsigned char> data;
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};
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using SinkFn = std::function<size_t(const unsigned char*, size_t)>;
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// applypatch.cpp
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int ShowLicenses();
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size_t FreeSpaceForFile(const std::string& filename);
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int CacheSizeCheck(size_t bytes);
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int ParseSha1(const char* str, uint8_t* digest);
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int applypatch(const char* source_filename,
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const char* target_filename,
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const char* target_sha1_str,
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size_t target_size,
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const std::vector<std::string>& patch_sha1_str,
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const std::vector<std::unique_ptr<Value>>& patch_data,
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const Value* bonus_data);
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int applypatch_check(const char* filename,
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const std::vector<std::string>& patch_sha1_str);
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int applypatch_flash(const char* source_filename, const char* target_filename,
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const char* target_sha1_str, size_t target_size);
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int LoadFileContents(const char* filename, FileContents* file);
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int SaveFileContents(const char* filename, const FileContents* file);
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// bspatch.cpp
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void ShowBSDiffLicense();
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// Applies the bsdiff-patch given in 'patch' (from offset 'patch_offset' to the end) to the source
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// data given by (old_data, old_size). Writes the patched output through the given 'sink'. Returns
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// 0 on success.
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int ApplyBSDiffPatch(const unsigned char* old_data, size_t old_size, const Value& patch,
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size_t patch_offset, SinkFn sink);
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// imgpatch.cpp
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// Applies the imgdiff-patch given in 'patch' to the source data given by (old_data, old_size), with
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// the optional bonus data. Writes the patched output through the given 'sink'. Returns 0 on
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// success.
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int ApplyImagePatch(const unsigned char* old_data, size_t old_size, const Value& patch, SinkFn sink,
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const Value* bonus_data);
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// freecache.cpp
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int MakeFreeSpaceOnCache(size_t bytes_needed);
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// Removes the files in |dirname| until we have at least |bytes_needed| bytes of free space on
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// the partition. The size of the free space is returned by calling |space_checker|.
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bool RemoveFilesInDirectory(size_t bytes_needed, const std::string& dirname,
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const std::function<size_t(const std::string&)>& space_checker);
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#endif
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