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encoding/cbor: deterministically store bit sets as big endian

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This commit is contained in:
Laytan Laats
2024-03-04 17:26:19 +01:00
parent 759d095548
commit 317931a3c5
5 changed files with 30 additions and 27 deletions
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core/reflect/reflect.odin
+21
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@@ -934,6 +934,27 @@ set_union_value :: proc(dst: any, value: any) -> bool {
panic("expected a union to reflect.set_union_variant_typeid")
}
@(require_results)
bit_set_is_big_endian :: proc(value: any, loc := #caller_location) -> bool {
if value == nil { return ODIN_ENDIAN == .Big }
ti := runtime.type_info_base(type_info_of(value.id))
if info, ok := ti.variant.(runtime.Type_Info_Bit_Set); ok {
if info.underlying == nil { return ODIN_ENDIAN == .Big }
underlying_ti := runtime.type_info_base(info.underlying)
if underlying_info, uok := underlying_ti.variant.(runtime.Type_Info_Integer); uok {
switch underlying_info.endianness {
case .Platform: return ODIN_ENDIAN == .Big
case .Little: return false
case .Big: return true
}
}
return ODIN_ENDIAN == .Big
}
panic("expected a bit_set to reflect.bit_set_is_big_endian", loc)
}
@(require_results)