let imports = {}; imports['__wbindgen_placeholder__'] = module.exports; let wasm; const { TextDecoder } = require(`util`); let cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true }); cachedTextDecoder.decode(); let cachedUint8Memory0 = null; function getUint8Memory0() { if (cachedUint8Memory0 === null || cachedUint8Memory0.byteLength === 0) { cachedUint8Memory0 = new Uint8Array(wasm.memory.buffer); } return cachedUint8Memory0; } function getStringFromWasm0(ptr, len) { ptr = ptr >>> 0; return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len)); } const heap = new Array(128).fill(undefined); heap.push(undefined, null, true, false); let heap_next = heap.length; 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 WASM_VECTOR_LEN = 0; function passArray8ToWasm0(arg, malloc) { const ptr = malloc(arg.length * 1, 1) >>> 0; getUint8Memory0().set(arg, ptr / 1); WASM_VECTOR_LEN = arg.length; return ptr; } let cachedInt32Memory0 = null; function getInt32Memory0() { if (cachedInt32Memory0 === null || cachedInt32Memory0.byteLength === 0) { cachedInt32Memory0 = new Int32Array(wasm.memory.buffer); } return cachedInt32Memory0; } function getArrayU8FromWasm0(ptr, len) { ptr = ptr >>> 0; return getUint8Memory0().subarray(ptr / 1, ptr / 1 + len); } /** * @param {Uint8Array} val * @returns {Uint8Array} */ module.exports.sha256 = function(val) { try { const retptr = wasm.__wbindgen_add_to_stack_pointer(-16); const ptr0 = passArray8ToWasm0(val, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; wasm.sha256(retptr, ptr0, len0); var r0 = getInt32Memory0()[retptr / 4 + 0]; var r1 = getInt32Memory0()[retptr / 4 + 1]; var v2 = getArrayU8FromWasm0(r0, r1).slice(); wasm.__wbindgen_free(r0, r1 * 1, 1); return v2; } finally { wasm.__wbindgen_add_to_stack_pointer(16); } }; /** * @param {Uint8Array} val * @returns {Uint8Array} */ module.exports.keccak256 = function(val) { try { const retptr = wasm.__wbindgen_add_to_stack_pointer(-16); const ptr0 = passArray8ToWasm0(val, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; wasm.keccak256(retptr, ptr0, len0); var r0 = getInt32Memory0()[retptr / 4 + 0]; var r1 = getInt32Memory0()[retptr / 4 + 1]; var v2 = getArrayU8FromWasm0(r0, r1).slice(); wasm.__wbindgen_free(r0, r1 * 1, 1); return v2; } finally { wasm.__wbindgen_add_to_stack_pointer(16); } }; function getObject(idx) { return heap[idx]; } 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; } /** */ module.exports.HashingAlgorithm = Object.freeze({ Sha256:0,"0":"Sha256",Sha256d:1,"1":"Sha256d",Keccak:2,"2":"Keccak",Keccakd:3,"3":"Keccakd", }); const MerkleProofFinalization = (typeof FinalizationRegistry === 'undefined') ? { register: () => {}, unregister: () => {} } : new FinalizationRegistry(ptr => wasm.__wbg_merkleproof_free(ptr >>> 0)); /** */ class MerkleProof { static __wrap(ptr) { ptr = ptr >>> 0; const obj = Object.create(MerkleProof.prototype); obj.__wbg_ptr = ptr; MerkleProofFinalization.register(obj, obj.__wbg_ptr, obj); return obj; } __destroy_into_raw() { const ptr = this.__wbg_ptr; this.__wbg_ptr = 0; MerkleProofFinalization.unregister(this); return ptr; } free() { const ptr = this.__destroy_into_raw(); wasm.__wbg_merkleproof_free(ptr); } /** * @param {HashingAlgorithm} algorithm * @param {number} hash_size * @param {number} index * @param {Uint8Array} hashes */ constructor(algorithm, hash_size, index, hashes) { const ptr0 = passArray8ToWasm0(hashes, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; const ret = wasm.merkleproof_new(algorithm, hash_size, index, ptr0, len0); this.__wbg_ptr = ret >>> 0; return this; } /** * @param {Uint8Array} leaf * @returns {Uint8Array} */ merklize(leaf) { try { const retptr = wasm.__wbindgen_add_to_stack_pointer(-16); const ptr0 = passArray8ToWasm0(leaf, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; wasm.merkleproof_merklize(retptr, this.__wbg_ptr, ptr0, len0); var r0 = getInt32Memory0()[retptr / 4 + 0]; var r1 = getInt32Memory0()[retptr / 4 + 1]; var r2 = getInt32Memory0()[retptr / 4 + 2]; var r3 = getInt32Memory0()[retptr / 4 + 3]; if (r3) { throw takeObject(r2); } var v2 = getArrayU8FromWasm0(r0, r1).slice(); wasm.__wbindgen_free(r0, r1 * 1, 1); return v2; } finally { wasm.__wbindgen_add_to_stack_pointer(16); } } /** * @param {Uint8Array} hash * @returns {Uint8Array} */ merklize_hash(hash) { try { const retptr = wasm.__wbindgen_add_to_stack_pointer(-16); const ptr0 = passArray8ToWasm0(hash, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; wasm.merkleproof_merklize_hash(retptr, this.__wbg_ptr, ptr0, len0); var r0 = getInt32Memory0()[retptr / 4 + 0]; var r1 = getInt32Memory0()[retptr / 4 + 1]; var r2 = getInt32Memory0()[retptr / 4 + 2]; var r3 = getInt32Memory0()[retptr / 4 + 3]; if (r3) { throw takeObject(r2); } var v2 = getArrayU8FromWasm0(r0, r1).slice(); wasm.__wbindgen_free(r0, r1 * 1, 1); return v2; } finally { wasm.__wbindgen_add_to_stack_pointer(16); } } /** * @returns {Uint8Array} */ get_pairing_hashes() { try { const retptr = wasm.__wbindgen_add_to_stack_pointer(-16); wasm.merkleproof_get_pairing_hashes(retptr, this.__wbg_ptr); var r0 = getInt32Memory0()[retptr / 4 + 0]; var r1 = getInt32Memory0()[retptr / 4 + 1]; var v1 = getArrayU8FromWasm0(r0, r1).slice(); wasm.__wbindgen_free(r0, r1 * 1, 1); return v1; } finally { wasm.__wbindgen_add_to_stack_pointer(16); } } } module.exports.MerkleProof = MerkleProof; const MerkleTreeFinalization = (typeof FinalizationRegistry === 'undefined') ? { register: () => {}, unregister: () => {} } : new FinalizationRegistry(ptr => wasm.__wbg_merkletree_free(ptr >>> 0)); /** */ class MerkleTree { __destroy_into_raw() { const ptr = this.__wbg_ptr; this.__wbg_ptr = 0; MerkleTreeFinalization.unregister(this); return ptr; } free() { const ptr = this.__destroy_into_raw(); wasm.__wbg_merkletree_free(ptr); } /** * @param {HashingAlgorithm} algorithm * @param {number} hash_size */ constructor(algorithm, hash_size) { const ret = wasm.merkletree_new(algorithm, hash_size); this.__wbg_ptr = ret >>> 0; return this; } /** * @param {Uint8Array} leaf */ add_leaf(leaf) { const ptr0 = passArray8ToWasm0(leaf, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; wasm.merkletree_add_leaf(this.__wbg_ptr, ptr0, len0); } /** */ merklize() { try { const retptr = wasm.__wbindgen_add_to_stack_pointer(-16); wasm.merkletree_merklize(retptr, this.__wbg_ptr); var r0 = getInt32Memory0()[retptr / 4 + 0]; var r1 = getInt32Memory0()[retptr / 4 + 1]; if (r1) { throw takeObject(r0); } } finally { wasm.__wbindgen_add_to_stack_pointer(16); } } /** * @returns {Uint8Array} */ get_merkle_root() { try { const retptr = wasm.__wbindgen_add_to_stack_pointer(-16); wasm.merkletree_get_merkle_root(retptr, this.__wbg_ptr); var r0 = getInt32Memory0()[retptr / 4 + 0]; var r1 = getInt32Memory0()[retptr / 4 + 1]; var r2 = getInt32Memory0()[retptr / 4 + 2]; var r3 = getInt32Memory0()[retptr / 4 + 3]; if (r3) { throw takeObject(r2); } var v1 = getArrayU8FromWasm0(r0, r1).slice(); wasm.__wbindgen_free(r0, r1 * 1, 1); return v1; } finally { wasm.__wbindgen_add_to_stack_pointer(16); } } /** * @param {Uint8Array} hash * @returns {MerkleProof} */ merkle_proof_hash(hash) { try { const retptr = wasm.__wbindgen_add_to_stack_pointer(-16); const ptr0 = passArray8ToWasm0(hash, wasm.__wbindgen_malloc); const len0 = WASM_VECTOR_LEN; wasm.merkletree_merkle_proof_hash(retptr, this.__wbg_ptr, ptr0, len0); var r0 = getInt32Memory0()[retptr / 4 + 0]; var r1 = getInt32Memory0()[retptr / 4 + 1]; var r2 = getInt32Memory0()[retptr / 4 + 2]; if (r2) { throw takeObject(r1); } return MerkleProof.__wrap(r0); } finally { wasm.__wbindgen_add_to_stack_pointer(16); } } /** * @param {number} i * @returns {MerkleProof} */ merkle_proof_index(i) { try { const retptr = wasm.__wbindgen_add_to_stack_pointer(-16); wasm.merkletree_merkle_proof_index(retptr, this.__wbg_ptr, i); var r0 = getInt32Memory0()[retptr / 4 + 0]; var r1 = getInt32Memory0()[retptr / 4 + 1]; var r2 = getInt32Memory0()[retptr / 4 + 2]; if (r2) { throw takeObject(r1); } return MerkleProof.__wrap(r0); } finally { wasm.__wbindgen_add_to_stack_pointer(16); } } } module.exports.MerkleTree = MerkleTree; module.exports.__wbindgen_error_new = function(arg0, arg1) { const ret = new Error(getStringFromWasm0(arg0, arg1)); return addHeapObject(ret); }; module.exports.__wbindgen_throw = function(arg0, arg1) { throw new Error(getStringFromWasm0(arg0, arg1)); }; const path = require('path').join(__dirname, 'svm_merkle_tree_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;