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bryanthaboi
26 lines
895 B
Lua
26 lines
895 B
Lua
-- The per-version import metadata (symbol table + ROM hash) that drives
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-- RomExtractor. Split out of RomImporter so the extraction worker thread can
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-- decode it itself: shipping the decoded table across a love.thread channel
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-- would deep-copy every symbol for nothing.
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local GameVersion = require("src.core.GameVersion")
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local RomManifest = {}
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function RomManifest.decode(version)
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local info = GameVersion.info(version)
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local raw, readError = love.filesystem.read(info.manifest)
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if not raw then
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error("ROM import metadata is missing: " .. tostring(readError))
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end
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local Json = require("src.link.Json")
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local manifest, decodeError = Json.decode(raw)
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if not manifest then
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error("ROM import metadata is invalid: " .. tostring(decodeError))
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end
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assert(manifest.romSha1 == info.sha1, "ROM import metadata version mismatch")
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return manifest
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end
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return RomManifest
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