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Send tokens #70

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10 changes: 8 additions & 2 deletions Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -45,12 +45,18 @@ execution-test: $(EXECUTION_OUTPUTS)
mx-test: $(MX_TESTING_OUTPUTS)

$(RUST_PREPROCESSING_TIMESTAMP): $(RUST_SEMANTICS_FILES)
$$(which kompile) rust-semantics/targets/preprocessing/rust.md --emit-json -o $(RUST_PREPROCESSING_KOMPILED)
# Workaround for https://github.com/runtimeverification/k/issues/4141
-rm -r $(RUST_PREPROCESSING_KOMPILED)
$$(which kompile) rust-semantics/targets/preprocessing/rust.md --emit-json -o $(RUST_PREPROCESSING_KOMPILED) --debug

$(RUST_EXECUTION_TIMESTAMP): $(RUST_SEMANTICS_FILES)
$$(which kompile) rust-semantics/targets/execution/rust.md --emit-json -o $(RUST_EXECUTION_KOMPILED)
# Workaround for https://github.com/runtimeverification/k/issues/4141
-rm -r $(RUST_EXECUTION_KOMPILED)
$$(which kompile) rust-semantics/targets/execution/rust.md --emit-json -o $(RUST_EXECUTION_KOMPILED) --debug

$(MX_TESTING_TIMESTAMP): $(MX_SEMANTICS_FILES)
# Workaround for https://github.com/runtimeverification/k/issues/4141
-rm -r $(MX_TESTING_KOMPILED)
$$(which kompile) mx-semantics/targets/testing/mx.md -o $(MX_TESTING_KOMPILED) --debug

$(RUST_SYNTAX_OUTPUT_DIR)/%.rs-parsed: $(RUST_SYNTAX_INPUT_DIR)/%.rs $(RUST_PREPROCESSING_TIMESTAMP)
Expand Down
7 changes: 7 additions & 0 deletions mx-semantics/main/accounts/configuration.md
Original file line number Diff line number Diff line change
Expand Up @@ -24,4 +24,11 @@ module MX-ACCOUNTS-CONFIGURATION

endmodule

module MX-ACCOUNTS-STACK-CONFIGURATION
imports LIST

configuration
<mx-world-stack> .List </mx-world-stack>
endmodule

```
8 changes: 4 additions & 4 deletions mx-semantics/main/accounts/hooks.md
Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,7 @@ module MX-ACCOUNTS-HOOKS
( mxStringValue(Owner:String)
, mxStringValue(TokenId:String)
, mxIntValue(Nonce:Int)
, .MxHookArgs
, .MxValueList
) => MX#bigIntNew(mxIntValue(Balance)) ... </k>
<mx-account-address> Owner </mx-account-address>
<mx-esdt-id>
Expand All @@ -23,9 +23,9 @@ module MX-ACCOUNTS-HOOKS
rule
<k> MX#bigIntGetESDTExternalBalance
( mxStringValue(Owner:String)
, mxStringValue(TokenId:String)
, mxIntValue(Nonce:Int)
, .MxHookArgs
, mxStringValue(_TokenId:String)
, mxIntValue(_Nonce:Int)
, .MxValueList
) => MX#bigIntNew(mxIntValue(0)) ... </k>
<mx-account-address> Owner </mx-account-address>
[priority(100)]
Expand Down
152 changes: 152 additions & 0 deletions mx-semantics/main/accounts/tools.md
Original file line number Diff line number Diff line change
@@ -0,0 +1,152 @@
```k

module MX-ACCOUNTS-TOOLS
imports private BOOL
imports private COMMON-K-CELL
imports private INT
imports private MX-ACCOUNTS-CONFIGURATION
imports private MX-COMMON-SYNTAX
imports private STRING
imports private MX-ACCOUNTS-STACK-CONFIGURATION

syntax MxInstructions ::= transferESDT
( source: String
, destination: String
, token: String
, nonce: Int
, value: Int
)
| checkAccountExists(address: String)
| checkESDTBalance(account: String, token: String, value: Int)
| modifyEsdtBalance(account: String, token: String, delta: Int, allowNew: Bool)

// ------------------------------------------------------

rule transferESDTs(... transfers: .MxEsdtTransferList) => .K
rule (.K => transferESDT
(... source: Source, destination: Destination
, token: TokenName, nonce: Nonce, value: Value
)
) ~> transferESDTs
(... source: Source:String
, destination: Destination:String
, transfers:
( mxTransferValue
(... token: TokenName:String
, nonce: Nonce:Int
, value: Value:Int
)
, Ts:MxEsdtTransferList
) => Ts
)

rule transferESDT
(... source: Source:String, destination: Destination:String
, token: TokenName:String, nonce: 0, value: Value:Int
)
=> checkAccountExists(Source)
~> checkAccountExists(Destination)
~> checkESDTBalance(Source, TokenName, Value)
~> modifyEsdtBalance(Source, TokenName, 0 -Int Value, false)
~> modifyEsdtBalance(Destination, TokenName, Value, true)

// ------------------------------------------------------

rule [checkAccountExists-pass]:
<k> checkAccountExists(Address:String) => .K ... </k>
<mx-account-address> Address </mx-account-address>
[priority(50)]

rule [checkAccountExists-fail]:
<k> checkAccountExists(Address:String)
=> #exception(ExecutionFailed, "account not found: " +String Address)
...
</k>
[priority(100)]


// ------------------------------------------------------
rule [checkESDTBalance]:
<k> checkESDTBalance(Account:String, TokenName:String, Value:Int)
=> .K
...
</k>
<mx-account-address> Account </mx-account-address>
<mx-esdt-id>
<mx-esdt-id-name> TokenName </mx-esdt-id-name>
<mx-esdt-id-nonce> 0 </mx-esdt-id-nonce>
</mx-esdt-id>
<mx-esdt-balance> OriginalFrom:Int </mx-esdt-balance>
requires Value <=Int OriginalFrom
[priority(50)]

// VALUE > ORIGFROM or TOKEN does not exist
rule [checkESDTBalance-oof-instrs-empty]:
<k> checkESDTBalance(_, _, _) => #exception(OutOfFunds, "") ... </k>
[priority(100)]

// ------------------------------------------------------
rule [modifyEsdtBalance]:
<k>
modifyEsdtBalance
(... account: Account:String
, token: TokenName:String
, delta: Delta:Int
, allowNew: _:Bool
)
=> .K
...
</k>
<mx-account-address> Account </mx-account-address>
<mx-esdt-id>
<mx-esdt-id-name> TokenName </mx-esdt-id-name>
<mx-esdt-id-nonce> 0 </mx-esdt-id-nonce>
</mx-esdt-id>
<mx-esdt-balance> OriginalFrom:Int => OriginalFrom +Int Delta </mx-esdt-balance>
[priority(50)]

rule [modifyEsdtBalance-new-esdtData]:
<k>
modifyEsdtBalance
(... account: Account:String
, token: TokenName:String
, delta: Delta:Int
, allowNew: true
)
=> .K
...
</k>
<mx-account-address> Account </mx-account-address>
( .Bag =>
<mx-esdt-data>
<mx-esdt-id>
<mx-esdt-id-name> TokenName </mx-esdt-id-name>
<mx-esdt-id-nonce> 0 </mx-esdt-id-nonce>
</mx-esdt-id>
<mx-esdt-balance> Delta </mx-esdt-balance>
</mx-esdt-data>
)
[priority(100), preserves-definedness]

rule [modifyEsdtBalance-new-err-instrs-empty]:
modifyEsdtBalance(... account: _:String, token: _:String, delta: _:Int, allowNew: false)
=> #exception(ExecutionFailed, "new ESDT data on sender")
[priority(100), preserves-definedness]

// ------------------------------------------------------
rule [pushWorldState]:
<k> pushWorldState => .K ... </k>
<mx-world-stack> (.List => ListItem(ACCTDATA)) ... </mx-world-stack>
<mx-accounts> ACCTDATA </mx-accounts>
rule [dropWorldState]:
<k> dropWorldState => .K ... </k>
<mx-world-stack> (ListItem(_) => .List) ... </mx-world-stack>

// ------------------------------------------------------
rule transferFunds(... from: From:String, to: To:String, amount: 0)
=> checkAccountExists(From)
~> checkAccountExists(To)

endmodule

```
2 changes: 1 addition & 1 deletion mx-semantics/main/blocks/hooks.md
Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@ module MX-BLOCKS-HOOKS
imports private MX-COMMON-SYNTAX

rule
<k> MX#getBlockTimestamp ( .MxHookArgs ) => mxIntValue(T) ... </k>
<k> MX#getBlockTimestamp ( .MxValueList ) => mxIntValue(T) ... </k>
<mx-current-block-timestamp> T </mx-current-block-timestamp>

endmodule
Expand Down
17 changes: 16 additions & 1 deletion mx-semantics/main/calls/configuration.md
Original file line number Diff line number Diff line change
@@ -1,12 +1,27 @@
```k

module MX-CALL-CONFIGURATION
imports STRING
imports INT-SYNTAX
imports MX-COMMON-SYNTAX
imports STRING-SYNTAX

configuration
<mx-call-data>
<mx-callee> "" </mx-callee>
<mx-caller> "" </mx-caller>
<mx-call-args> .MxValueList </mx-call-args>
<mx-egld-value> 0 </mx-egld-value>
<mx-esdt-transfers> .MxEsdtTransferList </mx-esdt-transfers>
<mx-gas-provided> 0 </mx-gas-provided>
<mx-gas-price> 0 </mx-gas-price>
</mx-call-data>
endmodule

module MX-CALL-RESULT-CONFIGURATION
imports MX-COMMON-SYNTAX

configuration
<mx-call-result> .MxCallResult </mx-call-result>
endmodule

```
29 changes: 28 additions & 1 deletion mx-semantics/main/calls/hooks.md
Original file line number Diff line number Diff line change
Expand Up @@ -2,13 +2,40 @@

module MX-CALLS-HOOKS
imports private COMMON-K-CELL
imports private INT
imports private MX-CALL-CONFIGURATION
imports private MX-CALL-TOOLS-SYNTAX
imports private MX-COMMON-SYNTAX
imports private STRING

rule
<k> MX#getCaller ( .MxHookArgs ) => mxStringValue(Caller) ... </k>
<k> MX#getCaller ( .MxValueList ) => mxStringValue(Caller) ... </k>
<mx-caller> Caller:String </mx-caller>

rule
<k>
MX#managedMultiTransferESDTNFTExecute
( mxStringValue(Destination:String)
, mxTransfersValue(Transfers:MxEsdtTransferList)
, mxIntValue(_Gas:Int)
, mxStringValue("") // Function name
, mxListValue(.MxValueList) // Other arguments
)
=> (transferESDTs(Callee, Destination, Transfers) ~> mxIntValue(0))
...
</k>
<mx-callee> Callee:String </mx-callee>

rule
MX#managedMultiTransferESDTNFTExecute
( mxStringValue(Destination:String)
, mxTransfersValue(Transfers:MxEsdtTransferList)
, mxIntValue(GasLimit:Int)
, mxStringValue(FunctionName:String)
, mxListValue(Args:MxValueList)
)
=> executeOnDestContext(Destination, 0, Transfers, GasLimit, FunctionName, Args)
requires 0 <Int lengthString(FunctionName)
endmodule

```
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