@dfinity/response-verification
Version:
Client side response verification for the Internet Computer
630 lines (553 loc) • 18.9 kB
JavaScript
let imports = {};
imports['__wbindgen_placeholder__'] = module.exports;
let wasm;
const { TextEncoder, TextDecoder, inspect } = require(`util`);
const heap = new Array(128).fill(undefined);
heap.push(undefined, null, true, false);
function getObject(idx) { return heap[idx]; }
let WASM_VECTOR_LEN = 0;
let cachedUint8Memory0 = null;
function getUint8Memory0() {
if (cachedUint8Memory0 === null || cachedUint8Memory0.byteLength === 0) {
cachedUint8Memory0 = new Uint8Array(wasm.memory.buffer);
}
return cachedUint8Memory0;
}
let cachedTextEncoder = new TextEncoder('utf-8');
const encodeString = (typeof cachedTextEncoder.encodeInto === 'function'
? function (arg, view) {
return cachedTextEncoder.encodeInto(arg, view);
}
: function (arg, view) {
const buf = cachedTextEncoder.encode(arg);
view.set(buf);
return {
read: arg.length,
written: buf.length
};
});
function passStringToWasm0(arg, malloc, realloc) {
if (realloc === undefined) {
const buf = cachedTextEncoder.encode(arg);
const ptr = malloc(buf.length, 1) >>> 0;
getUint8Memory0().subarray(ptr, ptr + buf.length).set(buf);
WASM_VECTOR_LEN = buf.length;
return ptr;
}
let len = arg.length;
let ptr = malloc(len, 1) >>> 0;
const mem = getUint8Memory0();
let offset = 0;
for (; offset < len; offset++) {
const code = arg.charCodeAt(offset);
if (code > 0x7F) break;
mem[ptr + offset] = code;
}
if (offset !== len) {
if (offset !== 0) {
arg = arg.slice(offset);
}
ptr = realloc(ptr, len, len = offset + arg.length * 3, 1) >>> 0;
const view = getUint8Memory0().subarray(ptr + offset, ptr + len);
const ret = encodeString(arg, view);
offset += ret.written;
}
WASM_VECTOR_LEN = offset;
return ptr;
}
function isLikeNone(x) {
return x === undefined || x === null;
}
let cachedInt32Memory0 = null;
function getInt32Memory0() {
if (cachedInt32Memory0 === null || cachedInt32Memory0.byteLength === 0) {
cachedInt32Memory0 = new Int32Array(wasm.memory.buffer);
}
return cachedInt32Memory0;
}
let heap_next = heap.length;
function dropObject(idx) {
if (idx < 132) return;
heap[idx] = heap_next;
heap_next = idx;
}
function takeObject(idx) {
const ret = getObject(idx);
dropObject(idx);
return ret;
}
let cachedFloat64Memory0 = null;
function getFloat64Memory0() {
if (cachedFloat64Memory0 === null || cachedFloat64Memory0.byteLength === 0) {
cachedFloat64Memory0 = new Float64Array(wasm.memory.buffer);
}
return cachedFloat64Memory0;
}
function addHeapObject(obj) {
if (heap_next === heap.length) heap.push(heap.length + 1);
const idx = heap_next;
heap_next = heap[idx];
heap[idx] = obj;
return idx;
}
let cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });
cachedTextDecoder.decode();
function getStringFromWasm0(ptr, len) {
ptr = ptr >>> 0;
return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len));
}
function debugString(val) {
// primitive types
const type = typeof val;
if (type == 'number' || type == 'boolean' || val == null) {
return `${val}`;
}
if (type == 'string') {
return `"${val}"`;
}
if (type == 'symbol') {
const description = val.description;
if (description == null) {
return 'Symbol';
} else {
return `Symbol(${description})`;
}
}
if (type == 'function') {
const name = val.name;
if (typeof name == 'string' && name.length > 0) {
return `Function(${name})`;
} else {
return 'Function';
}
}
// objects
if (Array.isArray(val)) {
const length = val.length;
let debug = '[';
if (length > 0) {
debug += debugString(val[0]);
}
for(let i = 1; i < length; i++) {
debug += ', ' + debugString(val[i]);
}
debug += ']';
return debug;
}
// Test for built-in
const builtInMatches = /\[object ([^\]]+)\]/.exec(toString.call(val));
let className;
if (builtInMatches.length > 1) {
className = builtInMatches[1];
} else {
// Failed to match the standard '[object ClassName]'
return toString.call(val);
}
if (className == 'Object') {
// we're a user defined class or Object
// JSON.stringify avoids problems with cycles, and is generally much
// easier than looping through ownProperties of `val`.
try {
return 'Object(' + JSON.stringify(val) + ')';
} catch (_) {
return 'Object';
}
}
// errors
if (val instanceof Error) {
return `${val.name}: ${val.message}\n${val.stack}`;
}
// TODO we could test for more things here, like `Set`s and `Map`s.
return className;
}
/**
* @returns {number}
*/
module.exports.getMinVerificationVersion = function() {
const ret = wasm.getMinVerificationVersion();
return ret;
};
/**
* @returns {number}
*/
module.exports.getMaxVerificationVersion = function() {
const ret = wasm.getMaxVerificationVersion();
return ret;
};
/**
*/
module.exports.main_js = function() {
wasm.main_js();
};
function passArray8ToWasm0(arg, malloc) {
const ptr = malloc(arg.length * 1, 1) >>> 0;
getUint8Memory0().set(arg, ptr / 1);
WASM_VECTOR_LEN = arg.length;
return ptr;
}
/**
* The primary entry point for verifying a request and response pair. This will verify the response
* with respect to the request, according the [Response Verification Spec]().
* @param {Request} request
* @param {Response} response
* @param {Uint8Array} canister_id
* @param {bigint} current_time_ns
* @param {bigint} max_cert_time_offset_ns
* @param {Uint8Array} ic_public_key
* @param {number} min_requested_verification_version
* @returns {VerificationInfo}
*/
module.exports.verifyRequestResponsePair = function(request, response, canister_id, current_time_ns, max_cert_time_offset_ns, ic_public_key, min_requested_verification_version) {
try {
const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
const ptr0 = passArray8ToWasm0(canister_id, wasm.__wbindgen_malloc);
const len0 = WASM_VECTOR_LEN;
const ptr1 = passArray8ToWasm0(ic_public_key, wasm.__wbindgen_malloc);
const len1 = WASM_VECTOR_LEN;
wasm.verifyRequestResponsePair(retptr, addHeapObject(request), addHeapObject(response), ptr0, len0, current_time_ns, max_cert_time_offset_ns, ptr1, len1, min_requested_verification_version);
var r0 = getInt32Memory0()[retptr / 4 + 0];
var r1 = getInt32Memory0()[retptr / 4 + 1];
var r2 = getInt32Memory0()[retptr / 4 + 2];
if (r2) {
throw takeObject(r1);
}
return takeObject(r0);
} finally {
wasm.__wbindgen_add_to_stack_pointer(16);
}
};
function handleError(f, args) {
try {
return f.apply(this, args);
} catch (e) {
wasm.__wbindgen_exn_store(addHeapObject(e));
}
}
/**
* JS Representation of the ResponseVerificationError code
*/
module.exports.ResponseVerificationErrorCode = Object.freeze({
/**
* Error converting UTF-8 string
*/
IoError:0,"0":"IoError",
/**
* An unsupported verification version was requested
*/
UnsupportedVerificationVersion:1,"1":"UnsupportedVerificationVersion",
/**
* Mismatch between the minimum requested version and the actual requested version
*/
RequestedVerificationVersionMismatch:2,"2":"RequestedVerificationVersionMismatch",
/**
* Error parsing CEL expression
*/
CelError:3,"3":"CelError",
/**
* Error decoding base64
*/
Base64DecodingError:4,"4":"Base64DecodingError",
/**
* Error parsing int
*/
ParseIntError:5,"5":"ParseIntError",
/**
* The tree has different root hash from the expected value in the certified variables
*/
InvalidTreeRootHash:6,"6":"InvalidTreeRootHash",
/**
* The certificate provided by the "IC-Certificate" response header is missing the
* certified data witness for the canister
*/
CertificateMissingCertifiedData:7,"7":"CertificateMissingCertifiedData",
/**
* The expression path provided by the "IC-Certificate" response header
* has an unexpected suffix and should end with "<$>" or "<*>"
*/
UnexpectedExpressionPathPrefix:8,"8":"UnexpectedExpressionPathPrefix",
/**
* The expression path provided by the "IC-Certificate" response header
* has an unexpected suffix and should end with "<$>" or "<*>"
*/
UnexpectedExpressionPathSuffix:9,"9":"UnexpectedExpressionPathSuffix",
/**
* The exact expression path provided by the "IC-Certificate" response header
* was not found in the tree
*/
ExactExpressionPathNotFoundInTree:10,"10":"ExactExpressionPathNotFoundInTree",
/**
* The exact expression path provided by the "IC-Certificate" response header
* is not valid for the request path
*/
ExactExpressionPathMismatch:11,"11":"ExactExpressionPathMismatch",
/**
* A wildcard expression path was provided by the "IC-Certificate" response header
* but a potential exact expression path is valid for the request path and might
* exist in the tree
*/
ExactExpressionPathMightExistInTree:12,"12":"ExactExpressionPathMightExistInTree",
/**
* The wildcard expression path provided by the "IC-Certificate" response
* was not found in the tree
*/
WildcardExpressionPathNotFoundInTree:13,"13":"WildcardExpressionPathNotFoundInTree",
/**
* The wildcard expression path provided by the "IC-Certificate" response
* header is not valid for the request path
*/
WildcardExpressionPathMismatch:14,"14":"WildcardExpressionPathMismatch",
/**
* A more specific wildcard expression path than the one provided by the
* "IC-Certificate" response header that is valid for the request path might
* exist in the tree
*/
MoreSpecificWildcardExpressionMightExistInTree:15,"15":"MoreSpecificWildcardExpressionMightExistInTree",
/**
* The hash of the CEL expression provided by the "IC-Certificate-Expression"
* response header does not exist at the expression path provided by the
* "IC-Certificate" response header
*/
InvalidExpressionHash:16,"16":"InvalidExpressionHash",
/**
* The hash of the request and response was not found in the tree at the
* expression path provided by the "IC-Certificate" response header
*/
InvalidRequestAndResponseHashes:17,"17":"InvalidRequestAndResponseHashes",
/**
* The required empty leaf node was not found in the tree at the expression
* path provided by the "IC-Certificate" response header
*/
MissingLeafNode:18,"18":"MissingLeafNode",
/**
* The response body was a mismatch from the expected values in the tree
*/
InvalidResponseBody:19,"19":"InvalidResponseBody",
/**
* The certificate was missing from the certification header
*/
HeaderMissingCertificate:20,"20":"HeaderMissingCertificate",
/**
* The tree was missing from the certification header
*/
HeaderMissingTree:21,"21":"HeaderMissingTree",
/**
* The certificate expression path was missing from the certification header
*/
HeaderMissingCertificateExpression:22,"22":"HeaderMissingCertificateExpression",
/**
* The certificate expression was missing from the response headers
*/
MissingCertificateExpression:23,"23":"MissingCertificateExpression",
/**
* The certification values could not be found in the response headers
*/
HeaderMissingCertification:24,"24":"HeaderMissingCertification",
/**
* Failed to decode CBOR
*/
CborDecodingFailed:25,"25":"CborDecodingFailed",
/**
* Failed to verify certificate
*/
CertificateVerificationFailed:26,"26":"CertificateVerificationFailed",
/**
* HTTP Certification error
*/
HttpCertificationError:27,"27":"HttpCertificationError", });
/**
* JS Representation of the ResponseVerificationError
*/
class ResponseVerificationError {
static __wrap(ptr) {
ptr = ptr >>> 0;
const obj = Object.create(ResponseVerificationError.prototype);
obj.__wbg_ptr = ptr;
return obj;
}
toJSON() {
return {
code: this.code,
message: this.message,
};
}
toString() {
return JSON.stringify(this);
}
[inspect.custom]() {
return Object.assign(Object.create({constructor: this.constructor}), this.toJSON());
}
__destroy_into_raw() {
const ptr = this.__wbg_ptr;
this.__wbg_ptr = 0;
return ptr;
}
free() {
const ptr = this.__destroy_into_raw();
wasm.__wbg_responseverificationerror_free(ptr);
}
/**
* Error code as an enum
* @returns {ResponseVerificationErrorCode}
*/
get code() {
const ret = wasm.__wbg_get_responseverificationerror_code(this.__wbg_ptr);
return ret;
}
/**
* Stringified error message
* @returns {string}
*/
get message() {
let deferred1_0;
let deferred1_1;
try {
const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
wasm.__wbg_get_responseverificationerror_message(retptr, this.__wbg_ptr);
var r0 = getInt32Memory0()[retptr / 4 + 0];
var r1 = getInt32Memory0()[retptr / 4 + 1];
deferred1_0 = r0;
deferred1_1 = r1;
return getStringFromWasm0(r0, r1);
} finally {
wasm.__wbindgen_add_to_stack_pointer(16);
wasm.__wbindgen_free(deferred1_0, deferred1_1, 1);
}
}
}
module.exports.ResponseVerificationError = ResponseVerificationError;
module.exports.__wbindgen_string_get = function(arg0, arg1) {
const obj = getObject(arg1);
const ret = typeof(obj) === 'string' ? obj : undefined;
var ptr1 = isLikeNone(ret) ? 0 : passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
var len1 = WASM_VECTOR_LEN;
getInt32Memory0()[arg0 / 4 + 1] = len1;
getInt32Memory0()[arg0 / 4 + 0] = ptr1;
};
module.exports.__wbindgen_object_drop_ref = function(arg0) {
takeObject(arg0);
};
module.exports.__wbindgen_number_get = function(arg0, arg1) {
const obj = getObject(arg1);
const ret = typeof(obj) === 'number' ? obj : undefined;
getFloat64Memory0()[arg0 / 8 + 1] = isLikeNone(ret) ? 0 : ret;
getInt32Memory0()[arg0 / 4 + 0] = !isLikeNone(ret);
};
module.exports.__wbg_log_53ed96ea72ace5e9 = function(arg0, arg1) {
console.log(getStringFromWasm0(arg0, arg1));
};
module.exports.__wbg_error_93b671ae91baaee7 = function(arg0, arg1) {
console.error(getStringFromWasm0(arg0, arg1));
};
module.exports.__wbg_warn_52c5b3e773c3a056 = function(arg0, arg1) {
console.warn(getStringFromWasm0(arg0, arg1));
};
module.exports.__wbg_new_abda76e883ba8a5f = function() {
const ret = new Error();
return addHeapObject(ret);
};
module.exports.__wbg_stack_658279fe44541cf6 = function(arg0, arg1) {
const ret = getObject(arg1).stack;
const ptr1 = passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
const len1 = WASM_VECTOR_LEN;
getInt32Memory0()[arg0 / 4 + 1] = len1;
getInt32Memory0()[arg0 / 4 + 0] = ptr1;
};
module.exports.__wbg_error_f851667af71bcfc6 = function(arg0, arg1) {
let deferred0_0;
let deferred0_1;
try {
deferred0_0 = arg0;
deferred0_1 = arg1;
console.error(getStringFromWasm0(arg0, arg1));
} finally {
wasm.__wbindgen_free(deferred0_0, deferred0_1, 1);
}
};
module.exports.__wbindgen_number_new = function(arg0) {
const ret = arg0;
return addHeapObject(ret);
};
module.exports.__wbindgen_string_new = function(arg0, arg1) {
const ret = getStringFromWasm0(arg0, arg1);
return addHeapObject(ret);
};
module.exports.__wbg_responseverificationerror_new = function(arg0) {
const ret = ResponseVerificationError.__wrap(arg0);
return addHeapObject(ret);
};
module.exports.__wbg_length_fff51ee6522a1a18 = function(arg0) {
const ret = getObject(arg0).length;
return ret;
};
module.exports.__wbg_new_898a68150f225f2e = function() {
const ret = new Array();
return addHeapObject(ret);
};
module.exports.__wbg_get_44be0491f933a435 = function(arg0, arg1) {
const ret = getObject(arg0)[arg1 >>> 0];
return addHeapObject(ret);
};
module.exports.__wbg_of_195c986fbfdd6637 = function(arg0, arg1) {
const ret = Array.of(getObject(arg0), getObject(arg1));
return addHeapObject(ret);
};
module.exports.__wbg_of_3f69007bb4eeae65 = function(arg0, arg1, arg2) {
const ret = Array.of(getObject(arg0), getObject(arg1), getObject(arg2));
return addHeapObject(ret);
};
module.exports.__wbg_push_ca1c26067ef907ac = function(arg0, arg1) {
const ret = getObject(arg0).push(getObject(arg1));
return ret;
};
module.exports.__wbg_entries_e51f29c7bba0c054 = function(arg0) {
const ret = Object.entries(getObject(arg0));
return addHeapObject(ret);
};
module.exports.__wbg_fromEntries_46475be008d7104f = function() { return handleError(function (arg0) {
const ret = Object.fromEntries(getObject(arg0));
return addHeapObject(ret);
}, arguments) };
module.exports.__wbg_is_205d914af04a8faa = function(arg0, arg1) {
const ret = Object.is(getObject(arg0), getObject(arg1));
return ret;
};
module.exports.__wbg_buffer_085ec1f694018c4f = function(arg0) {
const ret = getObject(arg0).buffer;
return addHeapObject(ret);
};
module.exports.__wbg_newwithbyteoffsetandlength_6da8e527659b86aa = function(arg0, arg1, arg2) {
const ret = new Uint8Array(getObject(arg0), arg1 >>> 0, arg2 >>> 0);
return addHeapObject(ret);
};
module.exports.__wbg_new_8125e318e6245eed = function(arg0) {
const ret = new Uint8Array(getObject(arg0));
return addHeapObject(ret);
};
module.exports.__wbg_length_72e2208bbc0efc61 = function(arg0) {
const ret = getObject(arg0).length;
return ret;
};
module.exports.__wbg_set_5cf90238115182c3 = function(arg0, arg1, arg2) {
getObject(arg0).set(getObject(arg1), arg2 >>> 0);
};
module.exports.__wbindgen_debug_string = function(arg0, arg1) {
const ret = debugString(getObject(arg1));
const ptr1 = passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
const len1 = WASM_VECTOR_LEN;
getInt32Memory0()[arg0 / 4 + 1] = len1;
getInt32Memory0()[arg0 / 4 + 0] = ptr1;
};
module.exports.__wbindgen_throw = function(arg0, arg1) {
throw new Error(getStringFromWasm0(arg0, arg1));
};
module.exports.__wbindgen_memory = function() {
const ret = wasm.memory;
return addHeapObject(ret);
};
const path = require('path').join(__dirname, 'nodejs_bg.wasm');
const bytes = require('fs').readFileSync(path);
const wasmModule = new WebAssembly.Module(bytes);
const wasmInstance = new WebAssembly.Instance(wasmModule, imports);
wasm = wasmInstance.exports;
module.exports.__wasm = wasm;
wasm.__wbindgen_start();