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Support size-prefixed buffers and add tests for size-prefixed messages (#6232)

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This commit is contained in:
Charlie Yin
2020-11-05 11:23:56 -08:00
committed by GitHub
parent fba93e0abb
commit c9b29d0885
15 changed files with 232 additions and 32 deletions
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12
go/lib.go
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@@ -11,3 +11,15 @@ func GetRootAs(buf []byte, offset UOffsetT, fb FlatBuffer) {
n := GetUOffsetT(buf[offset:])
fb.Init(buf, n+offset)
}
// GetSizePrefixedRootAs is a generic helper to initialize a FlatBuffer with the provided size-prefixed buffer
// bytes and its data offset
func GetSizePrefixedRootAs(buf []byte, offset UOffsetT, fb FlatBuffer) {
n := GetUOffsetT(buf[offset+sizePrefixLength:])
fb.Init(buf, n+offset+sizePrefixLength)
}
// GetSizePrefix reads the size from a size-prefixed flatbuffer
func GetSizePrefix(buf []byte, offset UOffsetT) uint32 {
return GetUint32(buf[offset:])
}