From e0545e264c6343d00dc5fba031daaa4ed8688713 Mon Sep 17 00:00:00 2001 From: Dmitry Vyukov Date: Thu, 2 May 2024 08:12:09 +0200 Subject: go.mod: add github.com/google/flatbuffers --- vendor/github.com/google/flatbuffers/go/lib.go | 50 ++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 vendor/github.com/google/flatbuffers/go/lib.go (limited to 'vendor/github.com/google/flatbuffers/go/lib.go') diff --git a/vendor/github.com/google/flatbuffers/go/lib.go b/vendor/github.com/google/flatbuffers/go/lib.go new file mode 100644 index 000000000..a4e99de10 --- /dev/null +++ b/vendor/github.com/google/flatbuffers/go/lib.go @@ -0,0 +1,50 @@ +package flatbuffers + +// FlatBuffer is the interface that represents a flatbuffer. +type FlatBuffer interface { + Table() Table + Init(buf []byte, i UOffsetT) +} + +// GetRootAs is a generic helper to initialize a FlatBuffer with the provided buffer bytes and its data offset. +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:]) +} + +// GetIndirectOffset retrives the relative offset in the provided buffer stored at `offset`. +func GetIndirectOffset(buf []byte, offset UOffsetT) UOffsetT { + return offset + GetUOffsetT(buf[offset:]) +} + +// GetBufferIdentifier returns the file identifier as string +func GetBufferIdentifier(buf []byte) string { + return string(buf[SizeUOffsetT:][:fileIdentifierLength]) +} + +// GetBufferIdentifier returns the file identifier as string for a size-prefixed buffer +func GetSizePrefixedBufferIdentifier(buf []byte) string { + return string(buf[SizeUOffsetT+sizePrefixLength:][:fileIdentifierLength]) +} + +// BufferHasIdentifier checks if the identifier in a buffer has the expected value +func BufferHasIdentifier(buf []byte, identifier string) bool { + return GetBufferIdentifier(buf) == identifier +} + +// BufferHasIdentifier checks if the identifier in a buffer has the expected value for a size-prefixed buffer +func SizePrefixedBufferHasIdentifier(buf []byte, identifier string) bool { + return GetSizePrefixedBufferIdentifier(buf) == identifier +} -- cgit mrf-deployment