Source file src/github.com/lib/pq/uuid.go

Documentation: github.com/lib/pq

     1  package pq
     2  
     3  import (
     4  	"encoding/hex"
     5  	"fmt"
     6  )
     7  
     8  // decodeUUIDBinary interprets the binary format of a uuid, returning it in text format.
     9  func decodeUUIDBinary(src []byte) ([]byte, error) {
    10  	if len(src) != 16 {
    11  		return nil, fmt.Errorf("pq: unable to decode uuid; bad length: %d", len(src))
    12  	}
    13  
    14  	dst := make([]byte, 36)
    15  	dst[8], dst[13], dst[18], dst[23] = '-', '-', '-', '-'
    16  	hex.Encode(dst[0:], src[0:4])
    17  	hex.Encode(dst[9:], src[4:6])
    18  	hex.Encode(dst[14:], src[6:8])
    19  	hex.Encode(dst[19:], src[8:10])
    20  	hex.Encode(dst[24:], src[10:16])
    21  
    22  	return dst, nil
    23  }
    24  

View as plain text