09a18b086b
wasm-pack generated .gitignore was excluding all build output. The WASM (337KB) and JS glue need to be in the repo so the wzp-web static server can serve them without a build step. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
557 lines
20 KiB
JavaScript
557 lines
20 KiB
JavaScript
/* @ts-self-types="./wzp_wasm.d.ts" */
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/**
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* Symmetric encryption session using ChaCha20-Poly1305.
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*
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* Mirrors `wzp-crypto::session::ChaChaSession` for WASM. Nonce derivation
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* and key setup are identical so WASM and native peers interoperate.
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*/
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export class WzpCryptoSession {
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__destroy_into_raw() {
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const ptr = this.__wbg_ptr;
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this.__wbg_ptr = 0;
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WzpCryptoSessionFinalization.unregister(this);
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return ptr;
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}
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free() {
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const ptr = this.__destroy_into_raw();
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wasm.__wbg_wzpcryptosession_free(ptr, 0);
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}
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/**
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* Decrypt a media payload with AAD.
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*
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* Returns plaintext on success, or throws on auth failure.
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* @param {Uint8Array} header_aad
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* @param {Uint8Array} ciphertext
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* @returns {Uint8Array}
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*/
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decrypt(header_aad, ciphertext) {
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const ptr0 = passArray8ToWasm0(header_aad, wasm.__wbindgen_malloc);
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const len0 = WASM_VECTOR_LEN;
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const ptr1 = passArray8ToWasm0(ciphertext, wasm.__wbindgen_malloc);
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const len1 = WASM_VECTOR_LEN;
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const ret = wasm.wzpcryptosession_decrypt(this.__wbg_ptr, ptr0, len0, ptr1, len1);
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if (ret[3]) {
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throw takeFromExternrefTable0(ret[2]);
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}
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var v3 = getArrayU8FromWasm0(ret[0], ret[1]).slice();
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wasm.__wbindgen_free(ret[0], ret[1] * 1, 1);
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return v3;
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}
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/**
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* Encrypt a media payload with AAD (typically the 12-byte MediaHeader).
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*
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* Returns `ciphertext || poly1305_tag` (plaintext.len() + 16 bytes).
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* @param {Uint8Array} header_aad
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* @param {Uint8Array} plaintext
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* @returns {Uint8Array}
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*/
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encrypt(header_aad, plaintext) {
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const ptr0 = passArray8ToWasm0(header_aad, wasm.__wbindgen_malloc);
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const len0 = WASM_VECTOR_LEN;
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const ptr1 = passArray8ToWasm0(plaintext, wasm.__wbindgen_malloc);
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const len1 = WASM_VECTOR_LEN;
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const ret = wasm.wzpcryptosession_encrypt(this.__wbg_ptr, ptr0, len0, ptr1, len1);
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if (ret[3]) {
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throw takeFromExternrefTable0(ret[2]);
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}
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var v3 = getArrayU8FromWasm0(ret[0], ret[1]).slice();
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wasm.__wbindgen_free(ret[0], ret[1] * 1, 1);
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return v3;
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}
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/**
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* Create from a 32-byte shared secret (output of `WzpKeyExchange.derive_shared_secret`).
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* @param {Uint8Array} shared_secret
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*/
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constructor(shared_secret) {
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const ptr0 = passArray8ToWasm0(shared_secret, wasm.__wbindgen_malloc);
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const len0 = WASM_VECTOR_LEN;
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const ret = wasm.wzpcryptosession_new(ptr0, len0);
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if (ret[2]) {
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throw takeFromExternrefTable0(ret[1]);
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}
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this.__wbg_ptr = ret[0] >>> 0;
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WzpCryptoSessionFinalization.register(this, this.__wbg_ptr, this);
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return this;
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}
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/**
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* Current receive sequence number (for diagnostics / UI stats).
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* @returns {number}
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*/
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recv_seq() {
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const ret = wasm.wzpcryptosession_recv_seq(this.__wbg_ptr);
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return ret >>> 0;
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}
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/**
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* Current send sequence number (for diagnostics / UI stats).
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* @returns {number}
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*/
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send_seq() {
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const ret = wasm.wzpcryptosession_send_seq(this.__wbg_ptr);
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return ret >>> 0;
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}
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}
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if (Symbol.dispose) WzpCryptoSession.prototype[Symbol.dispose] = WzpCryptoSession.prototype.free;
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export class WzpFecDecoder {
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__destroy_into_raw() {
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const ptr = this.__wbg_ptr;
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this.__wbg_ptr = 0;
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WzpFecDecoderFinalization.unregister(this);
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return ptr;
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}
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free() {
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const ptr = this.__destroy_into_raw();
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wasm.__wbg_wzpfecdecoder_free(ptr, 0);
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}
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/**
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* Feed a received symbol.
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*
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* Returns the decoded block (concatenated original frames, unpadded) if
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* enough symbols have been received to recover the block, or `undefined`.
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* @param {number} block_id
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* @param {number} symbol_idx
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* @param {boolean} _is_repair
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* @param {Uint8Array} data
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* @returns {Uint8Array | undefined}
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*/
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add_symbol(block_id, symbol_idx, _is_repair, data) {
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const ptr0 = passArray8ToWasm0(data, wasm.__wbindgen_malloc);
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const len0 = WASM_VECTOR_LEN;
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const ret = wasm.wzpfecdecoder_add_symbol(this.__wbg_ptr, block_id, symbol_idx, _is_repair, ptr0, len0);
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let v2;
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if (ret[0] !== 0) {
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v2 = getArrayU8FromWasm0(ret[0], ret[1]).slice();
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wasm.__wbindgen_free(ret[0], ret[1] * 1, 1);
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}
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return v2;
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}
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/**
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* Create a new FEC decoder.
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*
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* * `block_size` — expected number of source symbols per block.
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* * `symbol_size` — padded byte size of each symbol (must match encoder).
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* @param {number} block_size
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* @param {number} symbol_size
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*/
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constructor(block_size, symbol_size) {
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const ret = wasm.wzpfecdecoder_new(block_size, symbol_size);
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this.__wbg_ptr = ret >>> 0;
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WzpFecDecoderFinalization.register(this, this.__wbg_ptr, this);
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return this;
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}
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}
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if (Symbol.dispose) WzpFecDecoder.prototype[Symbol.dispose] = WzpFecDecoder.prototype.free;
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export class WzpFecEncoder {
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__destroy_into_raw() {
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const ptr = this.__wbg_ptr;
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this.__wbg_ptr = 0;
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WzpFecEncoderFinalization.unregister(this);
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return ptr;
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}
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free() {
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const ptr = this.__destroy_into_raw();
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wasm.__wbg_wzpfecencoder_free(ptr, 0);
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}
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/**
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* Add a source symbol (audio frame).
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*
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* Returns encoded packets (all source + repair) when the block is complete,
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* or `undefined` if the block is still accumulating.
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*
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* Each returned packet carries the 3-byte header:
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* `[block_id][symbol_idx][is_repair]` followed by `symbol_size` bytes.
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* @param {Uint8Array} data
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* @returns {Uint8Array | undefined}
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*/
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add_symbol(data) {
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const ptr0 = passArray8ToWasm0(data, wasm.__wbindgen_malloc);
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const len0 = WASM_VECTOR_LEN;
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const ret = wasm.wzpfecencoder_add_symbol(this.__wbg_ptr, ptr0, len0);
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let v2;
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if (ret[0] !== 0) {
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v2 = getArrayU8FromWasm0(ret[0], ret[1]).slice();
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wasm.__wbindgen_free(ret[0], ret[1] * 1, 1);
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}
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return v2;
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}
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/**
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* Force-flush the current (possibly partial) block.
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*
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* Returns all source + repair symbols with headers, or empty vec if no
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* symbols have been accumulated.
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* @returns {Uint8Array}
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*/
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flush() {
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const ret = wasm.wzpfecencoder_flush(this.__wbg_ptr);
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var v1 = getArrayU8FromWasm0(ret[0], ret[1]).slice();
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wasm.__wbindgen_free(ret[0], ret[1] * 1, 1);
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return v1;
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}
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/**
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* Create a new FEC encoder.
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*
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* * `block_size` — number of source symbols (audio frames) per FEC block.
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* * `symbol_size` — padded byte size of each symbol (default 256).
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* @param {number} block_size
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* @param {number} symbol_size
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*/
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constructor(block_size, symbol_size) {
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const ret = wasm.wzpfecencoder_new(block_size, symbol_size);
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this.__wbg_ptr = ret >>> 0;
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WzpFecEncoderFinalization.register(this, this.__wbg_ptr, this);
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return this;
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}
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}
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if (Symbol.dispose) WzpFecEncoder.prototype[Symbol.dispose] = WzpFecEncoder.prototype.free;
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/**
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* X25519 key exchange: generate ephemeral keypair and derive shared secret.
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*
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* Usage from JS:
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* ```js
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* const kx = new WzpKeyExchange();
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* const ourPub = kx.public_key(); // Uint8Array(32)
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* // ... send ourPub to peer, receive peerPub ...
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* const secret = kx.derive_shared_secret(peerPub); // Uint8Array(32)
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* const session = new WzpCryptoSession(secret);
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* ```
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*/
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export class WzpKeyExchange {
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__destroy_into_raw() {
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const ptr = this.__wbg_ptr;
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this.__wbg_ptr = 0;
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WzpKeyExchangeFinalization.unregister(this);
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return ptr;
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}
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free() {
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const ptr = this.__destroy_into_raw();
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wasm.__wbg_wzpkeyexchange_free(ptr, 0);
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}
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/**
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* Derive a 32-byte session key from the peer's public key.
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*
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* Raw DH output is expanded via HKDF-SHA256 with info="warzone-session-key",
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* matching `wzp-crypto::handshake::WarzoneKeyExchange::derive_session`.
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* @param {Uint8Array} peer_public
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* @returns {Uint8Array}
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*/
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derive_shared_secret(peer_public) {
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const ptr0 = passArray8ToWasm0(peer_public, wasm.__wbindgen_malloc);
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const len0 = WASM_VECTOR_LEN;
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const ret = wasm.wzpkeyexchange_derive_shared_secret(this.__wbg_ptr, ptr0, len0);
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if (ret[3]) {
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throw takeFromExternrefTable0(ret[2]);
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}
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var v2 = getArrayU8FromWasm0(ret[0], ret[1]).slice();
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wasm.__wbindgen_free(ret[0], ret[1] * 1, 1);
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return v2;
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}
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/**
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* Generate a new random X25519 keypair.
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*/
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constructor() {
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const ret = wasm.wzpkeyexchange_new();
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this.__wbg_ptr = ret >>> 0;
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WzpKeyExchangeFinalization.register(this, this.__wbg_ptr, this);
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return this;
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}
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/**
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* Our public key (32 bytes).
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* @returns {Uint8Array}
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*/
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public_key() {
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const ret = wasm.wzpkeyexchange_public_key(this.__wbg_ptr);
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var v1 = getArrayU8FromWasm0(ret[0], ret[1]).slice();
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wasm.__wbindgen_free(ret[0], ret[1] * 1, 1);
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return v1;
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}
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}
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if (Symbol.dispose) WzpKeyExchange.prototype[Symbol.dispose] = WzpKeyExchange.prototype.free;
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function __wbg_get_imports() {
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const import0 = {
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__proto__: null,
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__wbg___wbindgen_is_function_3c846841762788c1: function(arg0) {
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const ret = typeof(arg0) === 'function';
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return ret;
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},
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__wbg___wbindgen_is_object_781bc9f159099513: function(arg0) {
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const val = arg0;
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const ret = typeof(val) === 'object' && val !== null;
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return ret;
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},
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__wbg___wbindgen_is_string_7ef6b97b02428fae: function(arg0) {
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const ret = typeof(arg0) === 'string';
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return ret;
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},
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__wbg___wbindgen_is_undefined_52709e72fb9f179c: function(arg0) {
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const ret = arg0 === undefined;
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return ret;
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},
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__wbg___wbindgen_throw_6ddd609b62940d55: function(arg0, arg1) {
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throw new Error(getStringFromWasm0(arg0, arg1));
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},
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__wbg_call_2d781c1f4d5c0ef8: function() { return handleError(function (arg0, arg1, arg2) {
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const ret = arg0.call(arg1, arg2);
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return ret;
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}, arguments); },
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__wbg_crypto_38df2bab126b63dc: function(arg0) {
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const ret = arg0.crypto;
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return ret;
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},
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__wbg_getRandomValues_c44a50d8cfdaebeb: function() { return handleError(function (arg0, arg1) {
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arg0.getRandomValues(arg1);
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}, arguments); },
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__wbg_length_ea16607d7b61445b: function(arg0) {
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const ret = arg0.length;
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return ret;
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},
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__wbg_msCrypto_bd5a034af96bcba6: function(arg0) {
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const ret = arg0.msCrypto;
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return ret;
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},
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__wbg_new_with_length_825018a1616e9e55: function(arg0) {
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const ret = new Uint8Array(arg0 >>> 0);
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return ret;
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},
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__wbg_node_84ea875411254db1: function(arg0) {
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const ret = arg0.node;
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return ret;
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},
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__wbg_process_44c7a14e11e9f69e: function(arg0) {
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const ret = arg0.process;
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return ret;
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},
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__wbg_prototypesetcall_d62e5099504357e6: function(arg0, arg1, arg2) {
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Uint8Array.prototype.set.call(getArrayU8FromWasm0(arg0, arg1), arg2);
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},
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__wbg_randomFillSync_6c25eac9869eb53c: function() { return handleError(function (arg0, arg1) {
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arg0.randomFillSync(arg1);
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}, arguments); },
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__wbg_require_b4edbdcf3e2a1ef0: function() { return handleError(function () {
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const ret = module.require;
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return ret;
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}, arguments); },
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__wbg_static_accessor_GLOBAL_8adb955bd33fac2f: function() {
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const ret = typeof global === 'undefined' ? null : global;
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return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
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},
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__wbg_static_accessor_GLOBAL_THIS_ad356e0db91c7913: function() {
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const ret = typeof globalThis === 'undefined' ? null : globalThis;
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return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
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},
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__wbg_static_accessor_SELF_f207c857566db248: function() {
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const ret = typeof self === 'undefined' ? null : self;
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return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
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},
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__wbg_static_accessor_WINDOW_bb9f1ba69d61b386: function() {
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const ret = typeof window === 'undefined' ? null : window;
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return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
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},
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__wbg_subarray_a068d24e39478a8a: function(arg0, arg1, arg2) {
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const ret = arg0.subarray(arg1 >>> 0, arg2 >>> 0);
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return ret;
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},
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__wbg_versions_276b2795b1c6a219: function(arg0) {
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const ret = arg0.versions;
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return ret;
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},
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__wbindgen_cast_0000000000000001: function(arg0, arg1) {
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// Cast intrinsic for `Ref(Slice(U8)) -> NamedExternref("Uint8Array")`.
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const ret = getArrayU8FromWasm0(arg0, arg1);
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return ret;
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},
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__wbindgen_cast_0000000000000002: function(arg0, arg1) {
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// Cast intrinsic for `Ref(String) -> Externref`.
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const ret = getStringFromWasm0(arg0, arg1);
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return ret;
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},
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__wbindgen_init_externref_table: function() {
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const table = wasm.__wbindgen_externrefs;
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const offset = table.grow(4);
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table.set(0, undefined);
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table.set(offset + 0, undefined);
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table.set(offset + 1, null);
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table.set(offset + 2, true);
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table.set(offset + 3, false);
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},
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};
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return {
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__proto__: null,
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"./wzp_wasm_bg.js": import0,
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};
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}
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const WzpCryptoSessionFinalization = (typeof FinalizationRegistry === 'undefined')
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? { register: () => {}, unregister: () => {} }
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: new FinalizationRegistry(ptr => wasm.__wbg_wzpcryptosession_free(ptr >>> 0, 1));
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const WzpFecDecoderFinalization = (typeof FinalizationRegistry === 'undefined')
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? { register: () => {}, unregister: () => {} }
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: new FinalizationRegistry(ptr => wasm.__wbg_wzpfecdecoder_free(ptr >>> 0, 1));
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const WzpFecEncoderFinalization = (typeof FinalizationRegistry === 'undefined')
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? { register: () => {}, unregister: () => {} }
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: new FinalizationRegistry(ptr => wasm.__wbg_wzpfecencoder_free(ptr >>> 0, 1));
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const WzpKeyExchangeFinalization = (typeof FinalizationRegistry === 'undefined')
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? { register: () => {}, unregister: () => {} }
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: new FinalizationRegistry(ptr => wasm.__wbg_wzpkeyexchange_free(ptr >>> 0, 1));
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function addToExternrefTable0(obj) {
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const idx = wasm.__externref_table_alloc();
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wasm.__wbindgen_externrefs.set(idx, obj);
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return idx;
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}
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function getArrayU8FromWasm0(ptr, len) {
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ptr = ptr >>> 0;
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return getUint8ArrayMemory0().subarray(ptr / 1, ptr / 1 + len);
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}
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function getStringFromWasm0(ptr, len) {
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ptr = ptr >>> 0;
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return decodeText(ptr, len);
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}
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let cachedUint8ArrayMemory0 = null;
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function getUint8ArrayMemory0() {
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if (cachedUint8ArrayMemory0 === null || cachedUint8ArrayMemory0.byteLength === 0) {
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cachedUint8ArrayMemory0 = new Uint8Array(wasm.memory.buffer);
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}
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return cachedUint8ArrayMemory0;
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}
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function handleError(f, args) {
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try {
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return f.apply(this, args);
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} catch (e) {
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const idx = addToExternrefTable0(e);
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wasm.__wbindgen_exn_store(idx);
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}
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}
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function isLikeNone(x) {
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return x === undefined || x === null;
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}
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function passArray8ToWasm0(arg, malloc) {
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const ptr = malloc(arg.length * 1, 1) >>> 0;
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getUint8ArrayMemory0().set(arg, ptr / 1);
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|
WASM_VECTOR_LEN = arg.length;
|
|
return ptr;
|
|
}
|
|
|
|
function takeFromExternrefTable0(idx) {
|
|
const value = wasm.__wbindgen_externrefs.get(idx);
|
|
wasm.__externref_table_dealloc(idx);
|
|
return value;
|
|
}
|
|
|
|
let cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });
|
|
cachedTextDecoder.decode();
|
|
const MAX_SAFARI_DECODE_BYTES = 2146435072;
|
|
let numBytesDecoded = 0;
|
|
function decodeText(ptr, len) {
|
|
numBytesDecoded += len;
|
|
if (numBytesDecoded >= MAX_SAFARI_DECODE_BYTES) {
|
|
cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });
|
|
cachedTextDecoder.decode();
|
|
numBytesDecoded = len;
|
|
}
|
|
return cachedTextDecoder.decode(getUint8ArrayMemory0().subarray(ptr, ptr + len));
|
|
}
|
|
|
|
let WASM_VECTOR_LEN = 0;
|
|
|
|
let wasmModule, wasm;
|
|
function __wbg_finalize_init(instance, module) {
|
|
wasm = instance.exports;
|
|
wasmModule = module;
|
|
cachedUint8ArrayMemory0 = null;
|
|
wasm.__wbindgen_start();
|
|
return wasm;
|
|
}
|
|
|
|
async function __wbg_load(module, imports) {
|
|
if (typeof Response === 'function' && module instanceof Response) {
|
|
if (typeof WebAssembly.instantiateStreaming === 'function') {
|
|
try {
|
|
return await WebAssembly.instantiateStreaming(module, imports);
|
|
} catch (e) {
|
|
const validResponse = module.ok && expectedResponseType(module.type);
|
|
|
|
if (validResponse && module.headers.get('Content-Type') !== 'application/wasm') {
|
|
console.warn("`WebAssembly.instantiateStreaming` failed because your server does not serve Wasm with `application/wasm` MIME type. Falling back to `WebAssembly.instantiate` which is slower. Original error:\n", e);
|
|
|
|
} else { throw e; }
|
|
}
|
|
}
|
|
|
|
const bytes = await module.arrayBuffer();
|
|
return await WebAssembly.instantiate(bytes, imports);
|
|
} else {
|
|
const instance = await WebAssembly.instantiate(module, imports);
|
|
|
|
if (instance instanceof WebAssembly.Instance) {
|
|
return { instance, module };
|
|
} else {
|
|
return instance;
|
|
}
|
|
}
|
|
|
|
function expectedResponseType(type) {
|
|
switch (type) {
|
|
case 'basic': case 'cors': case 'default': return true;
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function initSync(module) {
|
|
if (wasm !== undefined) return wasm;
|
|
|
|
|
|
if (module !== undefined) {
|
|
if (Object.getPrototypeOf(module) === Object.prototype) {
|
|
({module} = module)
|
|
} else {
|
|
console.warn('using deprecated parameters for `initSync()`; pass a single object instead')
|
|
}
|
|
}
|
|
|
|
const imports = __wbg_get_imports();
|
|
if (!(module instanceof WebAssembly.Module)) {
|
|
module = new WebAssembly.Module(module);
|
|
}
|
|
const instance = new WebAssembly.Instance(module, imports);
|
|
return __wbg_finalize_init(instance, module);
|
|
}
|
|
|
|
async function __wbg_init(module_or_path) {
|
|
if (wasm !== undefined) return wasm;
|
|
|
|
|
|
if (module_or_path !== undefined) {
|
|
if (Object.getPrototypeOf(module_or_path) === Object.prototype) {
|
|
({module_or_path} = module_or_path)
|
|
} else {
|
|
console.warn('using deprecated parameters for the initialization function; pass a single object instead')
|
|
}
|
|
}
|
|
|
|
if (module_or_path === undefined) {
|
|
module_or_path = new URL('wzp_wasm_bg.wasm', import.meta.url);
|
|
}
|
|
const imports = __wbg_get_imports();
|
|
|
|
if (typeof module_or_path === 'string' || (typeof Request === 'function' && module_or_path instanceof Request) || (typeof URL === 'function' && module_or_path instanceof URL)) {
|
|
module_or_path = fetch(module_or_path);
|
|
}
|
|
|
|
const { instance, module } = await __wbg_load(await module_or_path, imports);
|
|
|
|
return __wbg_finalize_init(instance, module);
|
|
}
|
|
|
|
export { initSync, __wbg_init as default };
|