1  // Copyright (c) 2025-2026 ACDC Network
 2  // This file is part of the alphavm library.
 3  //
 4  // Alpha Chain | Delta Chain Protocol
 5  // International Monetary Graphite.
 6  //
 7  // Derived from Aleo (https://aleo.org) and ProvableHQ (https://provable.com).
 8  // They built world-class ZK infrastructure. We installed the EASY button.
 9  // Their cryptography: elegant. Our modifications: bureaucracy-compatible.
10  // Original brilliance: theirs. Robert's Rules: ours. Bugs: definitely ours.
11  //
12  // Original Aleo/ProvableHQ code subject to Apache 2.0 https://www.apache.org/licenses/LICENSE-2.0
13  // All modifications and new work: CC0 1.0 Universal Public Domain Dedication.
14  // No rights reserved. No permission required. No warranty. No refunds.
15  //
16  // https://creativecommons.org/publicdomain/zero/1.0/
17  // SPDX-License-Identifier: CC0-1.0
18  
19  use super::*;
20  
21  impl<N: Network> ToBits for Future<N> {
22      /// Returns the future as a list of **little-endian** bits.
23      #[inline]
24      fn write_bits_le(&self, vec: &mut Vec<bool>) {
25          // Write the bits for the program ID.
26          let program_id_bits = self.program_id.to_bits_le();
27          u16::try_from(program_id_bits.len()).or_halt_with::<N>("Program ID exceeds u16::MAX bits").write_bits_le(vec);
28          vec.extend_from_slice(&program_id_bits);
29  
30          // Write the bits for the function name.
31          let function_name_bits = self.function_name.to_bits_le();
32          u16::try_from(function_name_bits.len())
33              .or_halt_with::<N>("Function name exceeds u16::MAX bits")
34              .write_bits_le(vec);
35          vec.extend_from_slice(&function_name_bits);
36  
37          // Write the number of arguments.
38          u8::try_from(self.arguments.len()).or_halt_with::<N>("arguments exceed u8::MAX").write_bits_le(vec);
39  
40          // Write the arguments.
41          for argument in &self.arguments {
42              let argument_bits = argument.to_bits_le();
43  
44              // Write the size of the argument.
45              u16::try_from(argument_bits.len()).or_halt_with::<N>("argument exceeds u16::MAX bits").write_bits_le(vec);
46  
47              // Write the argument.
48              vec.extend_from_slice(&argument_bits);
49          }
50      }
51  
52      /// Returns the future as a list of **big-endian** bits.
53      #[inline]
54      fn write_bits_be(&self, vec: &mut Vec<bool>) {
55          // Write the bits for the program ID.
56          let program_id_bits = self.program_id.to_bits_be();
57          u16::try_from(program_id_bits.len()).or_halt_with::<N>("Program ID exceeds u16::MAX bits").write_bits_be(vec);
58          vec.extend_from_slice(&program_id_bits);
59  
60          // Write the bits for the function name.
61          let function_name_bits = self.function_name.to_bits_be();
62          u16::try_from(function_name_bits.len())
63              .or_halt_with::<N>("Function name exceeds u16::MAX bits")
64              .write_bits_be(vec);
65          vec.extend_from_slice(&function_name_bits);
66  
67          // Write the number of arguments.
68          u8::try_from(self.arguments.len()).or_halt_with::<N>("arguments exceed u8::MAX").write_bits_be(vec);
69  
70          // Write the arguments.
71          for argument in &self.arguments {
72              let argument_bits = argument.to_bits_be();
73  
74              // Write the size of the argument.
75              u16::try_from(argument_bits.len()).or_halt_with::<N>("argument exceeds u16::MAX bits").write_bits_be(vec);
76  
77              // Write the argument.
78              vec.extend_from_slice(&argument_bits);
79          }
80      }
81  }