diff options
Diffstat (limited to 'engines/glk/frotz/detection.cpp')
| -rw-r--r-- | engines/glk/frotz/detection.cpp | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/engines/glk/frotz/detection.cpp b/engines/glk/frotz/detection.cpp index e1c60bd374..b1d751a313 100644 --- a/engines/glk/frotz/detection.cpp +++ b/engines/glk/frotz/detection.cpp @@ -25,6 +25,7 @@ #include "common/debug.h" #include "common/file.h" #include "common/md5.h" +#include "common/translation.h" namespace Glk { namespace Frotz { @@ -113,5 +114,37 @@ bool FrotzMetaEngine::detectGames(const Common::FSList &fslist, DetectedGames &g return !gameList.empty(); } +bool FrotzMetaEngine::readSavegameHeader(Common::SeekableReadStream *stream, Glk::SavegameHeader &header) { + stream->seek(0); + if (stream->readUint32BE() != MKTAG('F', 'O', 'R', 'M')) + return false; + stream->readUint32BE(); + if (stream->readUint32BE() != MKTAG('I', 'F', 'Z', 'S')) + return false; + + header._saveName = _("Unnamed savegame"); + + while (stream->pos() < stream->size()) { + uint type = stream->readUint32BE(); + size_t len = stream->readUint32BE(); + + if (type == MKTAG('A', 'N', 'N', 'O')) { + // Read savegame name from the annotation chunk + char *buffer = new char[len + 1]; + stream->read(buffer, len); + buffer[len] = '\0'; + header._saveName = Common::String(buffer); + break; + } else { + if (len & 1) + // Length must be even + ++len; + stream->skip(len); + } + } + + return true; +} + } // End of namespace Frotz } // End of namespace Glk |