mirror of
https://github.com/google/flatbuffers.git
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60975d6f7e
* Add support for key lookup for tables in Go * Run clang format * Run go fmt on tests * Remove TODO in tests * Update LookupByKey API * Update LookupByKey API * Don't use resolvePointer in expectEq * Use generated getters instead of reading values directly from buffer * Fix typo Co-authored-by: Derek Bailey <derekbailey@google.com>
31 lines
1.0 KiB
Go
31 lines
1.0 KiB
Go
package flatbuffers
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// FlatBuffer is the interface that represents a flatbuffer.
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type FlatBuffer interface {
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Table() Table
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Init(buf []byte, i UOffsetT)
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}
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// GetRootAs is a generic helper to initialize a FlatBuffer with the provided buffer bytes and its data offset.
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func GetRootAs(buf []byte, offset UOffsetT, fb FlatBuffer) {
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n := GetUOffsetT(buf[offset:])
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fb.Init(buf, n+offset)
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}
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// GetSizePrefixedRootAs is a generic helper to initialize a FlatBuffer with the provided size-prefixed buffer
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// bytes and its data offset
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func GetSizePrefixedRootAs(buf []byte, offset UOffsetT, fb FlatBuffer) {
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n := GetUOffsetT(buf[offset+sizePrefixLength:])
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fb.Init(buf, n+offset+sizePrefixLength)
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}
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// GetSizePrefix reads the size from a size-prefixed flatbuffer
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func GetSizePrefix(buf []byte, offset UOffsetT) uint32 {
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return GetUint32(buf[offset:])
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}
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// GetIndirectOffset retrives the relative offset in the provided buffer stored at `offset`.
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func GetIndirectOffset(buf []byte, offset UOffsetT) UOffsetT {
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return offset + GetUOffsetT(buf[offset:])
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}
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