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fix: wchar handling #8

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fix: wchar handling #8

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fda362e
handle buffer size for wchars
Dec 23, 2025
43cea81
fix: revert \0 changes
Dec 23, 2025
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36 changes: 22 additions & 14 deletions examples/LexActivator.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -36,34 +36,42 @@ module PermissionFlags
end

BUFFER_SIZE_256 = 256
BUFFER_SIZE_4096 = 4096
MAX_METADATA_SIZE = 100

# Helper to select correct type for wide strings
if FFI::Platform::IS_WINDOWS
CHAR = :ushort # wchar_t is 2 bytes (UTF-16LE) on Windows
else
CHAR = :char # char for non-Windows
end

class OrganizationAddress < FFI::Struct
layout :addressLine1, [:char, BUFFER_SIZE_256],
:addressLine2, [:char, BUFFER_SIZE_256],
:city, [:char, BUFFER_SIZE_256],
:state, [:char, BUFFER_SIZE_256],
:country, [:char, BUFFER_SIZE_256],
:postalCode, [:char, BUFFER_SIZE_256]
layout :addressLine1, [CHAR, BUFFER_SIZE_256],
:addressLine2, [CHAR, BUFFER_SIZE_256],
:city, [CHAR, BUFFER_SIZE_256],
:state, [CHAR, BUFFER_SIZE_256],
:country, [CHAR, BUFFER_SIZE_256],
:postalCode, [CHAR, BUFFER_SIZE_256]
end

class Metadata < FFI::Struct
layout :key, [:char, BUFFER_SIZE_256],
:value, [:char, BUFFER_SIZE_256]
layout :key, [CHAR, BUFFER_SIZE_256],
:value, [CHAR, BUFFER_SIZE_4096]
end

class UserLicense < FFI::Struct
layout :allowedActivations, :int64,
:allowedDeactivations, :int64,
:key, [:char, BUFFER_SIZE_256],
:type, [:char, BUFFER_SIZE_256],
:metadata, [Metadata, MAX_METADATA_SIZE]
:key, [CHAR, BUFFER_SIZE_256],
:type, [CHAR, BUFFER_SIZE_256],
:metadata, [Metadata, MAX_METADATA_SIZE]
end

class FeatureEntitlement < FFI::Struct
layout :featureName, [:char, BUFFER_SIZE_256],
:featureDisplayName, [:char, BUFFER_SIZE_256],
:value, [:char, BUFFER_SIZE_256]
layout :featureName, [CHAR, BUFFER_SIZE_256],
:featureDisplayName, [CHAR, BUFFER_SIZE_256],
:value, [CHAR, BUFFER_SIZE_256]
end

# @method SetProductFile(file_path)
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