| Scott Baker | 2c1c482 | 2019-10-16 11:02:41 -0700 | [diff] [blame] | 1 | package sarama |
| 2 | |
| 3 | import "fmt" |
| 4 | |
| khenaidoo | 2672188 | 2021-08-11 17:42:52 -0400 | [diff] [blame^] | 5 | const ( |
| 6 | responseLengthSize = 4 |
| 7 | correlationIDSize = 4 |
| 8 | ) |
| Scott Baker | 2c1c482 | 2019-10-16 11:02:41 -0700 | [diff] [blame] | 9 | |
| 10 | type responseHeader struct { |
| 11 | length int32 |
| 12 | correlationID int32 |
| 13 | } |
| 14 | |
| khenaidoo | 2672188 | 2021-08-11 17:42:52 -0400 | [diff] [blame^] | 15 | func (r *responseHeader) decode(pd packetDecoder, version int16) (err error) { |
| Scott Baker | 2c1c482 | 2019-10-16 11:02:41 -0700 | [diff] [blame] | 16 | r.length, err = pd.getInt32() |
| 17 | if err != nil { |
| 18 | return err |
| 19 | } |
| 20 | if r.length <= 4 || r.length > MaxResponseSize { |
| 21 | return PacketDecodingError{fmt.Sprintf("message of length %d too large or too small", r.length)} |
| 22 | } |
| 23 | |
| 24 | r.correlationID, err = pd.getInt32() |
| khenaidoo | 2672188 | 2021-08-11 17:42:52 -0400 | [diff] [blame^] | 25 | |
| 26 | if version >= 1 { |
| 27 | if _, err := pd.getEmptyTaggedFieldArray(); err != nil { |
| 28 | return err |
| 29 | } |
| 30 | } |
| 31 | |
| Scott Baker | 2c1c482 | 2019-10-16 11:02:41 -0700 | [diff] [blame] | 32 | return err |
| 33 | } |