75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
/*
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Copyright 2021 flyinghead
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This file is part of Flycast.
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Flycast is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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Flycast is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Flycast. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "flashrom.h"
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#include "oslib/oslib.h"
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#include "stdclass.h"
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bool MemChip::Load(const std::string& file)
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{
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FILE *f = nowide::fopen(file.c_str(), "rb");
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if (f)
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{
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bool rv = std::fread(data + write_protect_size, 1, size - write_protect_size, f) == size - write_protect_size;
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std::fclose(f);
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if (rv)
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this->load_filename = file;
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return rv;
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}
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return false;
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}
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void WritableChip::Save(const std::string& file)
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{
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FILE *f = nowide::fopen(file.c_str(), "wb");
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if (f == nullptr)
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{
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ERROR_LOG(FLASHROM, "Cannot save flash/nvmem to file '%s'", file.c_str());
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return;
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}
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if (std::fwrite(data + write_protect_size, 1, size - write_protect_size, f) != size - write_protect_size)
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ERROR_LOG(FLASHROM, "Failed or truncated write to flash file '%s'", file.c_str());
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std::fclose(f);
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}
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bool MemChip::Load(const std::string &prefix, const std::string &names_ro, const std::string &title)
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{
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std::string fullpath = hostfs::findFlash(prefix, names_ro);
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if (!fullpath.empty() && Load(fullpath))
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{
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INFO_LOG(FLASHROM, "Loaded %s as %s", fullpath.c_str(),
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title.c_str());
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return true;
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}
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return false;
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}
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void WritableChip::Save(const std::string &prefix, const std::string &name_ro, const std::string &title)
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{
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std::string path = hostfs::getFlashSavePath(prefix, name_ro);
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Save(path);
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INFO_LOG(FLASHROM, "Saved %s as %s", path.c_str(), title.c_str());
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}
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void MemChip::digest(u8 md5Digest[16])
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{
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MD5Sum().add(data + write_protect_size, size - write_protect_size)
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.getDigest(md5Digest);
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}
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