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[wip] jex can 'sign' a tx but it's not working for some reason

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pharpend
2023-08-14 11:05:49 -06:00
parent e05dd579c6
commit 30f76048c0
3 changed files with 248 additions and 14 deletions
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libs/vdk_aeser/jex.eterms
+2
View File
@@ -3,4 +3,6 @@
{name, vdk_aeser}.
{version, "0.1.0"}.
{deps, ["local-vdk_base58-0.1.0",
"local-vdk_base64-0.1.0",
"local-vdk_rlp-0.1.0",
"local-vdk_binary-0.1.0"]}.
libs/vdk_aeser/src/vdk_aeser.ts
+180 -1
View File
@@ -10,13 +10,18 @@
import * as vdk_base58 from './jex_include/local-vdk_base58-0.1.0/dist/vdk_base58.js';
import * as vdk_base64 from './jex_include/local-vdk_base64-0.1.0/dist/vdk_base64.js';
import * as vdk_binary from './jex_include/local-vdk_binary-0.1.0/dist/vdk_binary.js';
import * as vdk_rlp from './jex_include/local-vdk_rlp-0.1.0/dist/vdk_rlp.js';
export {
pubkey2ak_str,
add_check_bytes,
shasha4
shasha4,
unbaseNcheck,
baseNcheck,
signed_tx
}
@@ -95,3 +100,177 @@ shasha4
let shashad_bytes_4 : ArrayBuffer = shashad_bytes.slice(0, 4);
return new Uint8Array(shashad_bytes_4);
}
/**
* Result of decoding a baseNCheck encoded string
*/
type baseNchecked
= {bytes : Uint8Array,
check_passed : boolean}
/**
* take a baseNcheck (N = 58, 64) encoded string and get out the resulting bytes
*
* returns boolean
*/
async function
unbaseNcheck
(tx_str : string)
: Promise<baseNchecked>
{
// tx_... ak_... etc
let prefix : string = tx_str.slice(0, 2);
let baseNstr : string = tx_str.slice(3);
// branch for base58 or base64 based on prefix
// table:
// https://github.com/aeternity/protocol/blob/fd179822fc70241e79cbef7636625cf344a08109/node/api/api_encoding.md
switch (prefix) {
case 'ak': return await unbase58check(baseNstr); // Account pubkey
case 'ba': return await unbase64check(baseNstr); // Byte array
case 'bf': return await unbase58check(baseNstr); // Block Proof of Fraud hash
case 'bs': return await unbase58check(baseNstr); // Block State hash
case 'bx': return await unbase58check(baseNstr); // Block transaction hash
case 'cb': return await unbase64check(baseNstr); // Contract byte array
case 'ch': return await unbase58check(baseNstr); // Channel
case 'cm': return await unbase58check(baseNstr); // Commitment
case 'ct': return await unbase58check(baseNstr); // Contract pubkey
case 'kh': return await unbase58check(baseNstr); // Key block hash
case 'mh': return await unbase58check(baseNstr); // Micro block hash
case 'nm': return await unbase58check(baseNstr); // Name
case 'ok': return await unbase58check(baseNstr); // Oracle pubkey
case 'oq': return await unbase58check(baseNstr); // Oracle query id
case 'or': return await unbase64check(baseNstr); // Oracle response
case 'ov': return await unbase64check(baseNstr); // Oracle query
case 'pi': return await unbase64check(baseNstr); // Proof of Inclusion
case 'pp': return await unbase58check(baseNstr); // Peer pubkey
case 'sg': return await unbase58check(baseNstr); // Signature
case 'ss': return await unbase64check(baseNstr); // State trees
case 'cs': return await unbase64check(baseNstr); // Contract calls state tree
case 'ck': return await unbase64check(baseNstr); // Contract state key
case 'cv': return await unbase64check(baseNstr); // Contract state value
case 'st': return await unbase64check(baseNstr); // State
case 'th': return await unbase58check(baseNstr); // Transaction hash
case 'tx': return await unbase64check(baseNstr); // Transaction
default : throw new Error('unknown prefix: ' + prefix);
}
}
async function
unbase64check
(baseNstr : string)
: Promise<baseNchecked>
{
let bytes : Uint8Array = vdk_base64.decode(baseNstr);
let check_bytes : Uint8Array = bytes.slice(0, 4);
let data_bytes : Uint8Array = bytes.slice(4);
let correct_check_bytes : Uint8Array = await shasha4(data_bytes);
let check_passed : boolean = vdk_binary.bytes_eq(correct_check_bytes, check_bytes);
return {bytes : data_bytes,
check_passed : check_passed};
}
async function
unbase58check
(baseNstr : string)
: Promise<baseNchecked>
{
let bytes : Uint8Array = vdk_base58.decode(baseNstr);
let check_bytes : Uint8Array = bytes.slice(0, 4);
let data_bytes : Uint8Array = bytes.slice(4);
let correct_check_bytes : Uint8Array = await shasha4(data_bytes);
let check_passed : boolean = vdk_binary.bytes_eq(correct_check_bytes, check_bytes);
return {bytes : data_bytes,
check_passed : check_passed};
}
/**
* take bytes and encode using baseNcheck (N = 58, 64) according to the prefix
*/
async function
baseNcheck
(prefix : string,
data_bytes : Uint8Array)
: Promise<string>
{
// tx_... ak_... etc
// branch for base58 or base64 based on prefix
// table:
// https://github.com/aeternity/protocol/blob/fd179822fc70241e79cbef7636625cf344a08109/node/api/api_encoding.md
switch (prefix) {
case 'ak': return await base58check(prefix, data_bytes); // Account pubkey
case 'ba': return await base64check(prefix, data_bytes); // Byte array
case 'bf': return await base58check(prefix, data_bytes); // Block Proof of Fraud hash
case 'bs': return await base58check(prefix, data_bytes); // Block State hash
case 'bx': return await base58check(prefix, data_bytes); // Block transaction hash
case 'cb': return await base64check(prefix, data_bytes); // Contract byte array
case 'ch': return await base58check(prefix, data_bytes); // Channel
case 'cm': return await base58check(prefix, data_bytes); // Commitment
case 'ct': return await base58check(prefix, data_bytes); // Contract pubkey
case 'kh': return await base58check(prefix, data_bytes); // Key block hash
case 'mh': return await base58check(prefix, data_bytes); // Micro block hash
case 'nm': return await base58check(prefix, data_bytes); // Name
case 'ok': return await base58check(prefix, data_bytes); // Oracle pubkey
case 'oq': return await base58check(prefix, data_bytes); // Oracle query id
case 'or': return await base64check(prefix, data_bytes); // Oracle response
case 'ov': return await base64check(prefix, data_bytes); // Oracle query
case 'pi': return await base64check(prefix, data_bytes); // Proof of Inclusion
case 'pp': return await base58check(prefix, data_bytes); // Peer pubkey
case 'sg': return await base58check(prefix, data_bytes); // Signature
case 'ss': return await base64check(prefix, data_bytes); // State trees
case 'cs': return await base64check(prefix, data_bytes); // Contract calls state tree
case 'ck': return await base64check(prefix, data_bytes); // Contract state key
case 'cv': return await base64check(prefix, data_bytes); // Contract state value
case 'st': return await base64check(prefix, data_bytes); // State
case 'th': return await base58check(prefix, data_bytes); // Transaction hash
case 'tx': return await base64check(prefix, data_bytes); // Transaction
default : throw new Error('unknown prefix: ' + prefix);
}
}
async function
base64check
(prefix : string,
data_bytes : Uint8Array)
: Promise<string>
{
let check_bytes : Uint8Array = await shasha4(data_bytes);
let full_bytes : Uint8Array = vdk_binary.bytes_concat(check_bytes, data_bytes);
let full_str : string = vdk_base64.encode(full_bytes);
return prefix + '_' + full_str;
}
async function
base58check
(prefix : string,
data_bytes : Uint8Array)
: Promise<string>
{
let check_bytes : Uint8Array = await shasha4(data_bytes);
let full_bytes : Uint8Array = vdk_binary.bytes_concat(check_bytes, data_bytes);
let full_str : string = vdk_base58.encode(full_bytes);
return prefix + '_' + full_str;
}
/**
* RLP-encode signed tx (signatures and tx are both the BINARY representations)
*
* See https://github.com/aeternity/protocol/blob/fd179822fc70241e79cbef7636625cf344a08109/serializations.md#signed-transaction
*/
function
signed_tx
(signatures : Array<Uint8Array>,
tx : Uint8Array)
: Uint8Array
{
return vdk_rlp.encode([signatures, tx]);
}