-
Notifications
You must be signed in to change notification settings - Fork 364
/
keys.go
54 lines (41 loc) · 1.4 KB
/
keys.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
package types
import (
"encoding/binary"
sdk "github.com/cosmos/cosmos-sdk/types"
)
const (
// ModuleName The name that will be used throughout the module
ModuleName = "committee"
// StoreKey Top level store key where all module items will be stored
StoreKey = ModuleName
// RouterKey Top level router key
RouterKey = ModuleName
// QuerierRoute Top level query string
QuerierRoute = ModuleName
// DefaultParamspace default name for parameter store
DefaultParamspace = ModuleName
)
// Key prefixes
var (
CommitteeKeyPrefix = []byte{0x00} // prefix for keys that store committees
ProposalKeyPrefix = []byte{0x01} // prefix for keys that store proposals
VoteKeyPrefix = []byte{0x02} // prefix for keys that store votes
NextProposalIDKey = []byte{0x03} // key for the next proposal id
)
// GetKeyFromID returns the bytes to use as a key for a uint64 id
func GetKeyFromID(id uint64) []byte {
return uint64ToBytes(id)
}
func GetVoteKey(proposalID uint64, voter sdk.AccAddress) []byte {
return append(GetKeyFromID(proposalID), voter.Bytes()...)
}
// Uint64ToBytes converts a uint64 into fixed length bytes for use in store keys.
func uint64ToBytes(id uint64) []byte {
bz := make([]byte, 8)
binary.BigEndian.PutUint64(bz, uint64(id))
return bz
}
// Uint64FromBytes converts some fixed length bytes back into a uint64.
func Uint64FromBytes(bz []byte) uint64 {
return binary.BigEndian.Uint64(bz)
}