429247f407
* [COMPLIANCE] Update Copyright and License Headers * chore: make gen to generate files with copyright headers * chore: update missed copyright headers --------- Co-authored-by: hashicorp-copywrite[bot] <110428419+hashicorp-copywrite[bot]@users.noreply.github.com> Co-authored-by: Justin Nguyen <justin.nguyen@hashicorp.com>
61 lines
1.4 KiB
Go
61 lines
1.4 KiB
Go
// Copyright IBM Corp. 2020, 2025
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// SPDX-License-Identifier: BUSL-1.1
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package bsr
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import (
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"context"
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"fmt"
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"github.com/hashicorp/boundary/internal/bsr/internal/is"
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)
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// EndChunk identifies the end of the chunks in a BSR data file.
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// An EndChunk in a bsr data file is represented as:
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//
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// uint32 length 4 bytes
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// uint32 protocol 4 bytes
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// uint32 chunk_type 4 bytes
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// uint8 direction 1 byte
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// timest timestamp 12 bytes
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// data 0 bytes
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// uint32 crc 4 bytes
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type EndChunk struct {
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*BaseChunk
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}
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// MarshalData returns an empty byte slice.
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func (c *EndChunk) MarshalData(_ context.Context) ([]byte, error) {
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return nil, nil
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}
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// NewEnd creates an EndChunk.
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func NewEnd(ctx context.Context, p Protocol, d Direction, t *Timestamp) (*EndChunk, error) {
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const op = "bsr.NewEnd"
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bc, err := NewBaseChunk(ctx, p, d, t, ChunkEnd)
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if err != nil {
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return nil, err
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}
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return &EndChunk{
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BaseChunk: bc,
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}, nil
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}
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// DecodeEnd will decode an EndChunk.
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func DecodeEnd(_ context.Context, bc *BaseChunk, data []byte) (Chunk, error) {
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const op = "bsr.DecodeEnd"
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if is.Nil(bc) {
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return nil, fmt.Errorf("%s: nil base chunk: %w", op, ErrInvalidParameter)
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}
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if bc.Type != ChunkEnd {
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return nil, fmt.Errorf("%s: invalid chunk type %s", op, bc.Type)
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}
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if len(data) != 0 {
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return nil, fmt.Errorf("%s: %w", op, ErrEndChunkNotEmpty)
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}
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return &EndChunk{BaseChunk: bc}, nil
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}
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