SC CODE:
// _____ _____ _______ _______ _ _ _ _______ _____
// |_____] | |______ |______ | | | |_____| |_____]
// | __|__ |______ ______| |__|__| | | |
//
// Registry contract
Function Initialize(fee Uint64) Uint64
10 IF EXISTS("version") THEN GOTO 1100
20 STORE("o:" + HEX(SIGNER()), 0)
30 STORE("ol:0", HEX(SIGNER()))
40 STORE("numTrustees", 1)
50 STORE("quorum", 1)
60 STORE("version", GetVer())
70 STORE("tokens", 0)
80 STORE("pairs", 0)
90 STORE("fee", fee) // basis points
100 RegisterToken("DERO", "0000000000000000000000000000000000000000000000000000000000000000", 5)
1000 RETURN 0
1100 RETURN 100
End Function
Function GetVer() String
10 return "2.000"
End Function
Function RegisterToken(symbol String, scid String, decimals Uint64) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF EXISTS(trustee) != 1 THEN GOTO 1100
40 IF EXISTS("t:" + symbol + ":c") THEN GOTO 1220
100 IF castVote(trustee, "5", symbol + scid + decimals) != 1 THEN GOTO 200
110 DELETE("i:5")
120 STORE("t:" + symbol + ":c", HEXDECODE(scid))
130 STORE("t:" + symbol + ":d", decimals)
140 STORE("tokens", LOAD("tokens") + 1)
200 RETURN 0
1100 RETURN 100
1220 RETURN 220
End Function
Function RegisterPair(tokenA String, tokenB String, scid String) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF tokenA == tokenB THEN GOTO 1220
40 IF EXISTS("t:" + tokenA + ":c") != 1 THEN GOTO 1220
50 IF EXISTS("t:" + tokenB + ":c") != 1 THEN GOTO 1220
60 IF EXISTS("p:" + tokenA + ":" + tokenB) THEN GOTO 1220
70 IF EXISTS("p:" + tokenB + ":" + tokenA) THEN GOTO 1220
100 IF castVote(trustee, "6", tokenA + tokenB + scid) != 1 THEN GOTO 200
110 DELETE("i:6")
120 STORE("p:" + tokenA + ":" + tokenB, HEXDECODE(scid))
130 STORE("pairs", LOAD("pairs") + 1)
200 RETURN 0
1100 RETURN 100
1220 RETURN 220
End Function
Function VoteSetFee(fee Uint64) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF EXISTS(trustee) != 1 THEN GOTO 1100
40 IF LOAD("fee") == fee THEN GOTO 1260
100 IF castVote(trustee, "0", ITOA(fee)) != 1 THEN GOTO 200
110 DELETE("i:0")
120 STORE("fee", fee)
200 RETURN 0
1100 RETURN 100
1260 RETURN 260
End Function
Function VoteAddTrustee(new_trustee String) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF EXISTS(trustee) != 1 THEN GOTO 1100
40 IF EXISTS("o:" + new_trustee) THEN GOTO 1260
50 IF STRLEN(new_trustee) != 64 THEN GOTO 1260
100 IF castVote(trustee, "1", new_trustee) != 1 THEN GOTO 200
110 DELETE("i:1")
120 DIM numTrustees AS Uint64
130 LET numTrustees = LOAD("numTrustees")
140 STORE("ol:" + numTrustees, new_trustee)
150 STORE("o:"+ new_trustee, numTrustees)
160 STORE("numTrustees", numTrustees + 1)
200 RETURN 0
1100 RETURN 100
1260 RETURN 260
End Function
Function VoteRemoveTrustee(old_trustee String) Uint64
10 DIM trustee AS String
20 DIM numTrustees AS Uint64
30 LET trustee = "o:" + HEX(SIGNER())
40 IF EXISTS(trustee) != 1 THEN GOTO 1100
50 IF EXISTS("o:" + old_trustee) != 1 THEN GOTO 1260
60 LET numTrustees = LOAD("numTrustees") - 1
70 IF numTrustees == 0 THEN GOTO 1270
80 IF numTrustees > LOAD("quorum") THEN GOTO 1280
100 IF castVote(trustee, "2", old_trustee) != 1 THEN GOTO 300
110 DELETE("i:2")
200 DIM keyToMove AS String
210 DIM rowToReplace AS Uint64
220 LET keyToMove = LOAD("ol:" + numTrustees)
230 LET rowToReplace = LOAD("o:" + old_trustee)
240 STORE("o:" + keyToMove, rowToReplace)
250 STORE("ol:" + rowToReplace, keyToMove)
260 DELETE("o:" + old_trustee)
270 DELETE("ol:" + numTrustees)
280 STORE("numTrustees", numTrustees)
300 RETURN 0
1100 RETURN 100
1260 RETURN 260
1270 RETURN 270
1290 RETURN 290
End Function
Function VoteChangeQuorum(new_quorum Uint64) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF EXISTS(trustee) != 1 THEN GOTO 1100
40 IF LOAD("quorum") == new_quorum THEN GOTO 1260
50 IF new_quorum > LOAD("numTrustees") THEN GOTO 1300
100 IF castVote(trustee, "3", ITOA(new_quorum)) != 1 THEN GOTO 200
110 DELETE("i:3")
120 STORE("quorum", new_quorum)
200 RETURN 0
1100 RETURN 100
1260 RETURN 260
1300 RETURN 300
End Function
Function VoteUpdateCode(code String) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF EXISTS(trustee) != 1 THEN GOTO 1100
100 IF castVote(trustee, "4", sha256(code)) != 1 THEN GOTO 200
110 DELETE("i:4")
120 UPDATE_SC_CODE(code)
200 RETURN 0
1100 RETURN 100
1260 RETURN 260
End Function
Function countVotes(tally Uint64) Uint64
10 DIM votes, i AS Uint64
20 LET votes = 0
30 LET i = LOAD("numTrustees")
100 IF (tally & (1<<i)) < 1 THEN GOTO 120
110 LET votes = votes + 1
120 LET i = i - 1
130 IF i < 1 THEN GOTO 1000
140 GOTO 100
1000 RETURN votes
End Function
Function SHL(a Uint64, b Uint64) Uint64
10 RETURN a << b
End Function
Function castVote(trustee String, key String, proposal String) Uint64
10 DIM value, c, tally_str AS String
20 DIM i, tally AS Uint64
30 LET tally_str = "0"
40 IF EXISTS("i:" + key) != 1 THEN GOTO 200
50 LET value = LOAD("i:" + key)
60 LET i = 0
100 LET c = SUBSTR(value, i, 1)
110 IF (c == ":") THEN GOTO 200
120 LET tally_str = tally_str + c
130 LET i = i + 1
140 GOTO 100
200 LET tally = ATOI(tally_str)
210 IF ((tally & 1) == 1) THEN GOTO 1000
220 IF SUBSTR(value, i+1, STRLEN(proposal)) == proposal THEN GOTO 300
230 LET tally = 0
300 LET tally = tally | SHL(1, LOAD(trustee) + 1)
310 IF countVotes(tally) < LOAD("quorum") THEN GOTO 400
320 LET tally = tally | 1
400 STORE("i:" + key, ITOA(tally) + ":" + proposal)
410 RETURN (tally & 1)
1000 RETURN 0
End Function
|
| SC Arguments: [Name:SC_ACTION Type:uint64 Value:'1' Name:SC_CODE Type:string Value:'
// _____ _____ _______ _______ _ _ _ _______ _____
// |_____] | |______ |______ | | | |_____| |_____]
// | __|__ |______ ______| |__|__| | | |
//
// Registry contract
Function Initialize(fee Uint64) Uint64
10 IF EXISTS("version") THEN GOTO 1100
20 STORE("o:" + HEX(SIGNER()), 0)
30 STORE("ol:0", HEX(SIGNER()))
40 STORE("numTrustees", 1)
50 STORE("quorum", 1)
60 STORE("version", GetVer())
70 STORE("tokens", 0)
80 STORE("pairs", 0)
90 STORE("fee", fee) // basis points
100 RegisterToken("DERO", "0000000000000000000000000000000000000000000000000000000000000000", 5)
1000 RETURN 0
1100 RETURN 100
End Function
Function GetVer() String
10 return "2.000"
End Function
Function RegisterToken(symbol String, scid String, decimals Uint64) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF EXISTS(trustee) != 1 THEN GOTO 1100
40 IF EXISTS("t:" + symbol + ":c") THEN GOTO 1220
100 IF castVote(trustee, "5", symbol + scid + decimals) != 1 THEN GOTO 200
110 DELETE("i:5")
120 STORE("t:" + symbol + ":c", HEXDECODE(scid))
130 STORE("t:" + symbol + ":d", decimals)
140 STORE("tokens", LOAD("tokens") + 1)
200 RETURN 0
1100 RETURN 100
1220 RETURN 220
End Function
Function RegisterPair(tokenA String, tokenB String, scid String) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF tokenA == tokenB THEN GOTO 1220
40 IF EXISTS("t:" + tokenA + ":c") != 1 THEN GOTO 1220
50 IF EXISTS("t:" + tokenB + ":c") != 1 THEN GOTO 1220
60 IF EXISTS("p:" + tokenA + ":" + tokenB) THEN GOTO 1220
70 IF EXISTS("p:" + tokenB + ":" + tokenA) THEN GOTO 1220
100 IF castVote(trustee, "6", tokenA + tokenB + scid) != 1 THEN GOTO 200
110 DELETE("i:6")
120 STORE("p:" + tokenA + ":" + tokenB, HEXDECODE(scid))
130 STORE("pairs", LOAD("pairs") + 1)
200 RETURN 0
1100 RETURN 100
1220 RETURN 220
End Function
Function VoteSetFee(fee Uint64) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF EXISTS(trustee) != 1 THEN GOTO 1100
40 IF LOAD("fee") == fee THEN GOTO 1260
100 IF castVote(trustee, "0", ITOA(fee)) != 1 THEN GOTO 200
110 DELETE("i:0")
120 STORE("fee", fee)
200 RETURN 0
1100 RETURN 100
1260 RETURN 260
End Function
Function VoteAddTrustee(new_trustee String) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF EXISTS(trustee) != 1 THEN GOTO 1100
40 IF EXISTS("o:" + new_trustee) THEN GOTO 1260
50 IF STRLEN(new_trustee) != 64 THEN GOTO 1260
100 IF castVote(trustee, "1", new_trustee) != 1 THEN GOTO 200
110 DELETE("i:1")
120 DIM numTrustees AS Uint64
130 LET numTrustees = LOAD("numTrustees")
140 STORE("ol:" + numTrustees, new_trustee)
150 STORE("o:"+ new_trustee, numTrustees)
160 STORE("numTrustees", numTrustees + 1)
200 RETURN 0
1100 RETURN 100
1260 RETURN 260
End Function
Function VoteRemoveTrustee(old_trustee String) Uint64
10 DIM trustee AS String
20 DIM numTrustees AS Uint64
30 LET trustee = "o:" + HEX(SIGNER())
40 IF EXISTS(trustee) != 1 THEN GOTO 1100
50 IF EXISTS("o:" + old_trustee) != 1 THEN GOTO 1260
60 LET numTrustees = LOAD("numTrustees") - 1
70 IF numTrustees == 0 THEN GOTO 1270
80 IF numTrustees > LOAD("quorum") THEN GOTO 1280
100 IF castVote(trustee, "2", old_trustee) != 1 THEN GOTO 300
110 DELETE("i:2")
200 DIM keyToMove AS String
210 DIM rowToReplace AS Uint64
220 LET keyToMove = LOAD("ol:" + numTrustees)
230 LET rowToReplace = LOAD("o:" + old_trustee)
240 STORE("o:" + keyToMove, rowToReplace)
250 STORE("ol:" + rowToReplace, keyToMove)
260 DELETE("o:" + old_trustee)
270 DELETE("ol:" + numTrustees)
280 STORE("numTrustees", numTrustees)
300 RETURN 0
1100 RETURN 100
1260 RETURN 260
1270 RETURN 270
1290 RETURN 290
End Function
Function VoteChangeQuorum(new_quorum Uint64) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF EXISTS(trustee) != 1 THEN GOTO 1100
40 IF LOAD("quorum") == new_quorum THEN GOTO 1260
50 IF new_quorum > LOAD("numTrustees") THEN GOTO 1300
100 IF castVote(trustee, "3", ITOA(new_quorum)) != 1 THEN GOTO 200
110 DELETE("i:3")
120 STORE("quorum", new_quorum)
200 RETURN 0
1100 RETURN 100
1260 RETURN 260
1300 RETURN 300
End Function
Function VoteUpdateCode(code String) Uint64
10 DIM trustee AS String
20 LET trustee = "o:" + HEX(SIGNER())
30 IF EXISTS(trustee) != 1 THEN GOTO 1100
100 IF castVote(trustee, "4", sha256(code)) != 1 THEN GOTO 200
110 DELETE("i:4")
120 UPDATE_SC_CODE(code)
200 RETURN 0
1100 RETURN 100
1260 RETURN 260
End Function
Function countVotes(tally Uint64) Uint64
10 DIM votes, i AS Uint64
20 LET votes = 0
30 LET i = LOAD("numTrustees")
100 IF (tally & (1<<i)) < 1 THEN GOTO 120
110 LET votes = votes + 1
120 LET i = i - 1
130 IF i < 1 THEN GOTO 1000
140 GOTO 100
1000 RETURN votes
End Function
Function SHL(a Uint64, b Uint64) Uint64
10 RETURN a << b
End Function
Function castVote(trustee String, key String, proposal String) Uint64
10 DIM value, c, tally_str AS String
20 DIM i, tally AS Uint64
30 LET tally_str = "0"
40 IF EXISTS("i:" + key) != 1 THEN GOTO 200
50 LET value = LOAD("i:" + key)
60 LET i = 0
100 LET c = SUBSTR(value, i, 1)
110 IF (c == ":") THEN GOTO 200
120 LET tally_str = tally_str + c
130 LET i = i + 1
140 GOTO 100
200 LET tally = ATOI(tally_str)
210 IF ((tally & 1) == 1) THEN GOTO 1000
220 IF SUBSTR(value, i+1, STRLEN(proposal)) == proposal THEN GOTO 300
230 LET tally = 0
300 LET tally = tally | SHL(1, LOAD(trustee) + 1)
310 IF countVotes(tally) < LOAD("quorum") THEN GOTO 400
320 LET tally = tally | 1
400 STORE("i:" + key, ITOA(tally) + ":" + proposal)
410 RETURN (tally & 1)
1000 RETURN 0
End Function
' Name:fee Type:uint64 Value:'500'] |
