mirror of https://github.com/AxioDL/nod.git
75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
#include <cstdio>
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#include "nod/nod.hpp"
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#include "nod/DiscBase.hpp"
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namespace nod {
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logvisor::Module LogModule("nod");
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std::unique_ptr<IDiscIO> NewDiscIOISO(SystemStringView path);
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std::unique_ptr<IDiscIO> NewDiscIOWBFS(SystemStringView path);
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std::unique_ptr<DiscBase> OpenDiscFromImage(SystemStringView path, bool& isWii) {
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/* Temporary file handle to determine image type */
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std::unique_ptr<IFileIO> fio = NewFileIO(path);
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if (!fio->exists()) {
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LogModule.report(logvisor::Error, fmt(_SYS_STR("Unable to open '{}'")), path);
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return {};
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}
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std::unique_ptr<IFileIO::IReadStream> rs = fio->beginReadStream();
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if (!rs)
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return {};
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isWii = false;
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std::unique_ptr<IDiscIO> discIO;
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uint32_t magic = 0;
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if (rs->read(&magic, 4) != 4) {
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LogModule.report(logvisor::Error, fmt(_SYS_STR("Unable to read magic from '{}'")), path);
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return {};
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}
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if (magic == nod::SBig((uint32_t)'WBFS')) {
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discIO = NewDiscIOWBFS(path);
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isWii = true;
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} else {
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rs->seek(0x18, SEEK_SET);
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rs->read(&magic, 4);
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magic = nod::SBig(magic);
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if (magic == 0x5D1C9EA3) {
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discIO = NewDiscIOISO(path);
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isWii = true;
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} else {
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rs->read(&magic, 4);
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magic = nod::SBig(magic);
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if (magic == 0xC2339F3D)
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discIO = NewDiscIOISO(path);
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}
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}
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if (!discIO) {
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LogModule.report(logvisor::Error, fmt(_SYS_STR("'{}' is not a valid image")), path);
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return {};
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}
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bool Err = false;
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std::unique_ptr<DiscBase> ret;
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if (isWii) {
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ret = std::unique_ptr<DiscBase>(new DiscWii(std::move(discIO), Err));
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if (Err)
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return {};
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return ret;
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}
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ret = std::unique_ptr<DiscBase>(new DiscGCN(std::move(discIO), Err));
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if (Err)
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return {};
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return ret;
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}
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std::unique_ptr<DiscBase> OpenDiscFromImage(SystemStringView path) {
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bool isWii;
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return OpenDiscFromImage(path, isWii);
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}
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} // namespace nod
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