snarkvm_circuit_program/data/ciphertext/
size_in_fields.rs

1// Copyright (c) 2019-2025 Provable Inc.
2// This file is part of the snarkVM library.
3
4// Licensed under the Apache License, Version 2.0 (the "License");
5// you may not use this file except in compliance with the License.
6// You may obtain a copy of the License at:
7
8// http://www.apache.org/licenses/LICENSE-2.0
9
10// Unless required by applicable law or agreed to in writing, software
11// distributed under the License is distributed on an "AS IS" BASIS,
12// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13// See the License for the specific language governing permissions and
14// limitations under the License.
15
16use super::*;
17
18impl<A: Aleo> Visibility<A> for Ciphertext<A> {
19    /// Returns the number of field elements to encode `self`.
20    fn size_in_fields(&self) -> u16 {
21        // Retrieve the number of field elements.
22        let num_fields = self.0.len();
23        // Ensure the number of field elements does not exceed the maximum allowed size.
24        match num_fields <= A::MAX_DATA_SIZE_IN_FIELDS as usize {
25            // Return the number of field elements.
26            true => num_fields as u16,
27            false => A::halt("Ciphertext is too large to encode in field elements."),
28        }
29    }
30}