https://gitlab.com/nomadic-labs/mi-cho-coq
Tip revision: 904c90cfc336a0d4190fb1f04fc42377c562d97e authored by kristinas on 03 June 2021, 09:41:17 UTC
Using entrypoint trees instead of parameters.
Using entrypoint trees instead of parameters.
Tip revision: 904c90c
fa12_camlcase_spec.v
(* Open Source License *)
(* Copyright (c) 2021 Nomadic Labs. <contact@nomadic-labs.com> *)
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(* copy of this software and associated documentation files (the "Software"), *)
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(* DEALINGS IN THE SOFTWARE. *)
Require Import NArith.
Require Import ZArith.
Require Import syntax.
Require Import entrypoints.
Require Import contract_semantics.
Require Import error.
Require Import utils.
Require Import fa12_interface.
Require Import fa12_camlcase.
Require Import fa12_spec.
Import List.ListNotations.
Open Scope list_scope.
Module fa12CamlCaseSpecification.
Module fa12Specification := FA12Specification fa12CamlCase.
Import fa12Specification fa12Definitions fa12CamlCase.
(** Entry point specifications *)
Section EntryPoints.
Variable (env : @proto_env self_type).
Notation sender := (sender env).
(** Entry point: ep_approve *)
Definition ep_approve
(p : data parameter_ep_approve_ty)
(sto : data storage_ty)
(ret_ops : data (list operation))
(ret_sto : data storage_ty) :=
let '(spender, allowance') := p in
if (compare_equal sender spender)
then ret_sto = sto /\ ret_ops = nil
else let allowance := getAllowance sto sender spender in
(allowance = 0%N \/ allowance' = 0%N) /\
ret_sto = setAllowance sto sender spender allowance' /\
ret_ops = nil.
(** Entry point: ep_transfer *)
Definition ep_transfer
(p : data parameter_ep_transfer_ty)
(sto : data storage_ty)
(ret_ops : data (list operation))
(ret_sto : data storage_ty) :=
let '(from, (to, amount)) := p in
isOwner sto from /\
let from_balance := getBalance sto from in
(amount <= from_balance)%N /\
let from_balance' := Z.abs_N (Z.of_N from_balance - Z.of_N amount) in
let sto' := setBalance sto from from_balance' in
let to_balance := getBalance sto' to in
let sto'' := setBalance sto' to (amount + to_balance)%N in
if (compare_equal sender from)
then ret_sto = sto'' /\ ret_ops = nil
else isSpender sto from sender /\
let allowance := getAllowance sto from sender in
(amount <= allowance)%N /\
let allowance' := Z.abs_N (Z.of_N allowance - Z.of_N amount) in
ret_sto = setAllowance sto'' from sender allowance' /\
ret_ops = nil.
(** Entry point: ep_getTotalSupply *)
Definition ep_getTotalSupply
(p : data parameter_ep_getTotalSupply_ty)
(sto : data storage_ty)
(ret_ops : data (list operation))
(ret_sto : data storage_ty) :=
let '(_, contr) := p in
let supply := getTotalSupply sto in
let op := transfer_tokens nat I supply (amount env) contr in
ret_sto = sto /\ ret_ops = [op].
(** Entry point: ep_getBalance *)
Definition ep_getBalance
(p : data parameter_ep_getBalance_ty)
(sto : data storage_ty)
(ret_ops : data (list operation))
(ret_sto : data storage_ty) :=
let '(owner, contr) := p in
let balance := getBalance sto owner in
let op := transfer_tokens nat I balance (amount env) contr in
isOwner sto owner /\ ret_sto = sto /\ ret_ops = [op].
(** Entry point ep_getAllowance *)
Definition ep_getAllowance
(p : data parameter_ep_getAllowance_ty)
(sto : data storage_ty)
(ret_ops : data (list operation))
(ret_sto : data storage_ty) :=
let '((owner, spender), contr) := p in
let allowance := getAllowance sto owner spender in
let op := transfer_tokens nat I allowance (amount env) contr in
isOwner sto owner /\ isSpender sto owner spender /\
ret_sto = sto /\ ret_ops = [op].
End EntryPoints.
End fa12CamlCaseSpecification.