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checkpoint

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This commit is contained in:
John Smith
2023-01-29 13:13:50 -05:00
parent 8b026f4756
commit 766872ac26
11 changed files with 535 additions and 666 deletions
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44
veilid-core/src/crypto/receipt.rs
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@@ -5,26 +5,30 @@ use crate::*;
use core::convert::TryInto;
use data_encoding::BASE64URL_NOPAD;
// #[repr(C, packed)]
// struct ReceiptHeader {
// // Size is at least 8 bytes. Depending on the version specified, the size may vary and should be case to the appropriate struct
// magic: [u8; 4], // 0x00: 0x52 0x43 0x50 0x54 ("RCPT")
// version: u8, // 0x04: 0 = ReceiptV0
// reserved: u8, // 0x05: Reserved for future use
// }
// #[repr(C, packed)]
// struct ReceiptV0 {
// // Size is 106 bytes.
// magic: [u8; 4], // 0x00: 0x52 0x43 0x50 0x54 ("RCPT")
// version: u8, // 0x04: 0 = ReceiptV0
// reserved: u8, // 0x05: Reserved for future use
// size: u16, // 0x06: Total size of the receipt including the extra data and the signature. Maximum size is 1152 bytes.
// nonce: [u8; 24], // 0x08: Randomly chosen bytes that represent a unique receipt. Could be used to encrypt the extra data, but it's not required.
// sender_id: [u8; 32], // 0x20: Node ID of the message source, which is the Ed25519 public key of the sender
// extra_data: [u8; ??], // 0x40: Extra data is appended (arbitrary extra data, not encrypted by receipt itself, maximum size is 1024 bytes)
// signature: [u8; 64], // 0x?? (end-0x40): Ed25519 signature of the entire receipt including header and extra data is appended to the packet
// }
/// Out-of-band receipts are versioned along with crypto versions
///
/// These are the formats for the on-the-wire serialization performed by this module
///
/// #[repr(C, packed)]
/// struct ReceiptHeader {
/// // Size is at least 8 bytes. Depending on the version specified, the size may vary and should be case to the appropriate struct
/// magic: [u8; 4], // 0x00: 0x52 0x43 0x50 0x54 ("RCPT")
/// version: u8, // 0x04: 0 = ReceiptV0
/// reserved: u8, // 0x05: Reserved for future use
/// }
///
/// #[repr(C, packed)]
/// struct ReceiptV0 {
/// // Size is 106 bytes.
/// magic: [u8; 4], // 0x00: 0x52 0x43 0x50 0x54 ("RCPT")
/// version: u8, // 0x04: 0 = ReceiptV0
/// reserved: u8, // 0x05: Reserved for future use
/// size: u16, // 0x06: Total size of the receipt including the extra data and the signature. Maximum size is 1152 bytes.
/// nonce: [u8; 24], // 0x08: Randomly chosen bytes that represent a unique receipt. Could be used to encrypt the extra data, but it's not required.
/// sender_id: [u8; 32], // 0x20: Node ID of the message source, which is the Ed25519 public key of the sender
/// extra_data: [u8; ??], // 0x40: Extra data is appended (arbitrary extra data, not encrypted by receipt itself, maximum size is 1024 bytes)
/// signature: [u8; 64], // 0x?? (end-0x40): Ed25519 signature of the entire receipt including header and extra data is appended to the packet
/// }
pub const MAX_RECEIPT_SIZE: usize = 1152;
pub const MAX_EXTRA_DATA_SIZE: usize = 1024;