diff options
Diffstat (limited to 'Source/Core/DiscIO/VolumeGC.cpp')
| -rw-r--r-- | Source/Core/DiscIO/VolumeGC.cpp | 172 |
1 files changed, 163 insertions, 9 deletions
diff --git a/Source/Core/DiscIO/VolumeGC.cpp b/Source/Core/DiscIO/VolumeGC.cpp index 132a630cf0..dd18338f63 100644 --- a/Source/Core/DiscIO/VolumeGC.cpp +++ b/Source/Core/DiscIO/VolumeGC.cpp @@ -3,14 +3,18 @@ // Refer to the license.txt file included. #include <cstddef> +#include <map> #include <memory> #include <string> #include <vector> +#include "Common/ColorUtil.h" #include "Common/CommonTypes.h" #include "Common/StringUtil.h" +#include "Common/Logging/Log.h" #include "DiscIO/Blob.h" #include "DiscIO/FileMonitor.h" +#include "DiscIO/Filesystem.h" #include "DiscIO/Volume.h" #include "DiscIO/VolumeGC.h" @@ -92,19 +96,133 @@ int CVolumeGC::GetRevision() const return revision; } -std::vector<std::string> CVolumeGC::GetNames() const +std::string CVolumeGC::GetName() const { - std::vector<std::string> names; + char name[0x60]; + if (m_pReader != nullptr && Read(0x20, 0x60, (u8*)name)) + return DecodeString(name); + else + return ""; +} - auto const string_decoder = GetStringDecoder(GetCountry()); +std::map<IVolume::ELanguage, std::string> CVolumeGC::GetNames() const +{ + std::map<IVolume::ELanguage, std::string> names; - char name[0x60 + 1] = {}; - if (m_pReader != nullptr && Read(0x20, 0x60, (u8*)name)) - names.push_back(string_decoder(name)); + if (!LoadBannerFile()) + return names; + + u32 name_count = 0; + IVolume::ELanguage language; + bool is_japanese = GetCountry() == IVolume::ECountry::COUNTRY_JAPAN; + + switch (m_banner_file_type) + { + case BANNER_BNR1: + name_count = 1; + language = is_japanese ? IVolume::ELanguage::LANGUAGE_JAPANESE : IVolume::ELanguage::LANGUAGE_ENGLISH; + break; + + case BANNER_BNR2: + name_count = 6; + language = IVolume::ELanguage::LANGUAGE_ENGLISH; + break; + + case BANNER_INVALID: + case BANNER_NOT_LOADED: + break; + } + + auto const banner = reinterpret_cast<const GCBanner*>(m_banner_file.data()); + + for (u32 i = 0; i < name_count; ++i) + { + auto& comment = banner->comment[i]; + std::string name = DecodeString(comment.longTitle); + + if (name.empty()) + name = DecodeString(comment.shortTitle); + + if (!name.empty()) + names[(IVolume::ELanguage)(language + i)] = name; + } return names; } +std::map<IVolume::ELanguage, std::string> CVolumeGC::GetDescriptions() const +{ + std::map<IVolume::ELanguage, std::string> descriptions; + + if (!LoadBannerFile()) + return descriptions; + + u32 desc_count = 0; + IVolume::ELanguage language; + bool is_japanese = GetCountry() == IVolume::ECountry::COUNTRY_JAPAN; + + switch (m_banner_file_type) + { + case BANNER_BNR1: + desc_count = 1; + language = is_japanese ? IVolume::ELanguage::LANGUAGE_JAPANESE : IVolume::ELanguage::LANGUAGE_ENGLISH; + break; + + case BANNER_BNR2: + language = IVolume::ELanguage::LANGUAGE_ENGLISH; + desc_count = 6; + break; + + case BANNER_INVALID: + case BANNER_NOT_LOADED: + break; + } + + auto banner = reinterpret_cast<const GCBanner*>(m_banner_file.data()); + + for (u32 i = 0; i < desc_count; ++i) + { + auto& data = banner->comment[i].comment; + std::string description = DecodeString(data); + + if (!description.empty()) + descriptions[(IVolume::ELanguage)(language + i)] = description; + } + + return descriptions; +} + +std::string CVolumeGC::GetCompany() const +{ + if (!LoadBannerFile()) + return ""; + + auto const pBanner = (GCBanner*)m_banner_file.data(); + std::string company = DecodeString(pBanner->comment[0].longMaker); + + if (company.empty()) + company = DecodeString(pBanner->comment[0].shortMaker); + + return company; +} + +std::vector<u32> CVolumeGC::GetBanner(int* width, int* height) const +{ + if (!LoadBannerFile()) + { + *width = 0; + *height = 0; + return std::vector<u32>(); + } + + std::vector<u32> image_buffer(GC_BANNER_WIDTH * GC_BANNER_HEIGHT); + auto const pBanner = (GCBanner*)m_banner_file.data(); + ColorUtil::decode5A3image(image_buffer.data(), pBanner->image, GC_BANNER_WIDTH, GC_BANNER_HEIGHT); + *width = GC_BANNER_WIDTH; + *height = GC_BANNER_HEIGHT; + return image_buffer; +} + u32 CVolumeGC::GetFSTSize() const { if (m_pReader == nullptr) @@ -154,10 +272,46 @@ bool CVolumeGC::IsDiscTwo() const return (disc_two_check == 1); } -CVolumeGC::StringDecoder CVolumeGC::GetStringDecoder(ECountry country) +bool CVolumeGC::LoadBannerFile() const { - return (COUNTRY_JAPAN == country || COUNTRY_TAIWAN == country) ? - SHIFTJISToUTF8 : CP1252ToUTF8; + // The methods GetNames, GetDescriptions, GetCompany and GetBanner + // all need to access the opening.bnr file. These four methods are + // typically called after each other, so we store the file in RAM + // to avoid reading it from the disc several times. However, + // if none of these methods are called, the file is never loaded. + + if (m_banner_file_type != BANNER_NOT_LOADED) + return m_banner_file_type != BANNER_INVALID; + + std::unique_ptr<IFileSystem> file_system(CreateFileSystem(this)); + size_t file_size = (size_t)file_system->GetFileSize("opening.bnr"); + if (file_size == BNR1_SIZE || file_size == BNR2_SIZE) + { + m_banner_file.resize(file_size); + file_system->ReadFile("opening.bnr", m_banner_file.data(), m_banner_file.size()); + + u32 bannerSignature = *(u32*)m_banner_file.data(); + switch (bannerSignature) + { + case 0x31524e42: // "BNR1" + m_banner_file_type = BANNER_BNR1; + break; + case 0x32524e42: // "BNR2" + m_banner_file_type = BANNER_BNR2; + break; + default: + m_banner_file_type = BANNER_INVALID; + WARN_LOG(DISCIO, "Invalid opening.bnr type"); + break; + } + } + else + { + m_banner_file_type = BANNER_INVALID; + WARN_LOG(DISCIO, "Invalid opening.bnr size: %0lx", (unsigned long)file_size); + } + + return m_banner_file_type != BANNER_INVALID; } } // namespace |