Examples with SystemCallProcedure com.radixdlt.constraintmachine.SystemCallProcedure used on opensource projects

Example 1 with SystemCallProcedure

use of com.radixdlt.constraintmachine.SystemCallProcedure in project radixdlt by radixdlt.

the class SystemConstraintScrypt method main.

@Override
public void main(Loader os) {
    os.substate(VirtualParent.SUBSTATE_DEFINITION);
    // TODO: Down singleton
    os.procedure(new UpProcedure<>(VoidReducerState.class, VirtualParent.class, u -> new Authorization(PermissionLevel.SYSTEM, (r, c) -> {
    }), (s, u, c, r) -> {
        if (u.data().length != 1) {
            throw new ProcedureException("Invalid data: " + Bytes.toHexString(u.data()));
        }
        if (u.data()[0] != SubstateTypeId.UNCLAIMED_READDR.id()) {
            throw new ProcedureException("Invalid data: " + Bytes.toHexString(u.data()));
        }
        return ReducerResult.complete();
    }));
    os.substate(EpochData.SUBSTATE_DEFINITION);
    os.substate(RoundData.SUBSTATE_DEFINITION);
    os.procedure(new SystemCallProcedure<>(TokenHoldingBucket.class, REAddr.ofSystem(), () -> new Authorization(PermissionLevel.USER, (r, c) -> {
    }), (s, d, c) -> {
        var id = d.get(0);
        var syscall = Syscall.of(id).orElseThrow(() -> new ProcedureException("Invalid call type " + id));
        if (syscall != Syscall.FEE_RESERVE_PUT) {
            throw new ProcedureException("Invalid call type: " + syscall);
        }
        var amt = d.getUInt256(1);
        var tokens = s.withdraw(REAddr.ofNativeToken(), amt);
        c.depositFeeReserve(tokens);
        return ReducerResult.incomplete(s);
    }));
    os.procedure(new SystemCallProcedure<>(VoidReducerState.class, REAddr.ofSystem(), () -> new Authorization(PermissionLevel.USER, (r, c) -> {
    }), (s, d, c) -> {
        var id = d.get(0);
        var syscall = Syscall.of(id).orElseThrow(() -> new ProcedureException("Invalid call type " + id));
        if (syscall == Syscall.FEE_RESERVE_TAKE) {
            var amt = d.getUInt256(1);
            var tokens = c.withdrawFeeReserve(amt);
            return ReducerResult.incomplete(new TokenHoldingBucket(tokens));
        } else if (syscall == Syscall.READDR_CLAIM) {
            var bytes = d.getRemainingBytes(1);
            if (bytes.length > MAX_SYMBOL_LENGTH) {
                throw new ProcedureException("Address claim too large.");
            }
            return ReducerResult.incomplete(new REAddrClaimStart(bytes));
        } else {
            throw new ProcedureException("Invalid call type: " + syscall);
        }
    }));
    // PUB_KEY type is already claimed by accounts
    os.substate(UnclaimedREAddr.SUBSTATE_DEFINITION);
    os.procedure(new DownProcedure<>(REAddrClaimStart.class, UnclaimedREAddr.class, d -> {
        final PermissionLevel permissionLevel;
        if (d.addr().isNativeToken() || d.addr().isSystem()) {
            permissionLevel = PermissionLevel.SYSTEM;
        } else {
            permissionLevel = PermissionLevel.USER;
        }
        return new Authorization(permissionLevel, (r, ctx) -> {
        });
    }, (d, s, r, c) -> ReducerResult.incomplete(s.claim(d, c))));
    // For Mainnet Genesis
    os.procedure(new UpProcedure<>(SystemConstraintScrypt.REAddrClaim.class, EpochData.class, u -> new Authorization(PermissionLevel.SYSTEM, (r, c) -> {
    }), (s, u, c, r) -> {
        if (u.epoch() != 0) {
            throw new ProcedureException("First epoch must be 0.");
        }
        return ReducerResult.incomplete(new AllocatingSystem());
    }));
    os.procedure(new UpProcedure<>(AllocatingSystem.class, RoundData.class, u -> new Authorization(PermissionLevel.SYSTEM, (r, c) -> {
    }), (s, u, c, r) -> {
        if (u.view() != 0) {
            throw new ProcedureException("First view must be 0.");
        }
        return ReducerResult.incomplete(new AllocatingVirtualState());
    }));
    os.procedure(new UpProcedure<>(AllocatingVirtualState.class, VirtualParent.class, u -> new Authorization(PermissionLevel.SYSTEM, (r, c) -> {
    }), (s, u, c, r) -> {
        var next = s.createVirtualSubstate(u);
        return next == null ? ReducerResult.complete() : ReducerResult.incomplete(next);
    }));
}