import {default as assert} from "node:assert"; import * as AssertModule from "node:assert"; import * as BufferModule from "node:buffer"; import * as StreamModule from "node:stream"; import * as Util from "node:util"; var Deflate, Inflate, Gzip, Gunzip, DeflateRaw, InflateRaw, Unzip, createDeflate, createInflate, createDeflateRaw, createInflateRaw, createGzip, createGunzip, createUnzip, deflate, deflateSync, gzip, gzipSync, deflateRaw, deflateRawSync, unzip, unzipSync, inflate, inflateSync, gunzip, gunzipSync, inflateRaw, inflateRawSync, constants; var __getOwnPropNames = Object.getOwnPropertyNames; var __commonJS = (cb, mod) => function __require() { return mod || (0, cb[__getOwnPropNames(cb)[0]])((mod = { exports: {} }).exports, mod), mod.exports; }; var require_zstream = __commonJS({ "node_modules/pako/lib/zlib/zstream.js"(exports, module2) { function ZStream() { this.input = null, this.next_in = 0, this.avail_in = 0, this.total_in = 0, this.output = null, this.next_out = 0, this.avail_out = 0, this.total_out = 0, this.msg = "", this.state = null, this.data_type = 2, this.adler = 0; } module2.exports = ZStream; } }), require_common = __commonJS({ "node_modules/pako/lib/utils/common.js"(exports) { var TYPED_OK = typeof Uint8Array !== "undefined" && typeof Uint16Array !== "undefined" && typeof Int32Array !== "undefined"; function _has(obj, key) { return Object.prototype.hasOwnProperty.call(obj, key); } exports.assign = function(obj) { var sources = Array.prototype.slice.call(arguments, 1); while (sources.length) { var source = sources.shift(); if (!source) continue; if (typeof source !== "object") throw new TypeError(source + "must be non-object"); for (var p in source) if (_has(source, p)) obj[p] = source[p]; } return obj; }, exports.shrinkBuf = function(buf, size) { if (buf.length === size) return buf; if (buf.subarray) return buf.subarray(0, size); return buf.length = size, buf; }; var fnTyped = { arraySet: function(dest, src, src_offs, len, dest_offs) { if (src.subarray && dest.subarray) { dest.set(src.subarray(src_offs, src_offs + len), dest_offs); return; } for (var i = 0;i < len; i++) dest[dest_offs + i] = src[src_offs + i]; }, flattenChunks: function(chunks) { var i, l, len, pos, chunk, result; len = 0; for (i = 0, l = chunks.length;i < l; i++) len += chunks[i].length; result = new Uint8Array(len), pos = 0; for (i = 0, l = chunks.length;i < l; i++) chunk = chunks[i], result.set(chunk, pos), pos += chunk.length; return result; } }, fnUntyped = { arraySet: function(dest, src, src_offs, len, dest_offs) { for (var i = 0;i < len; i++) dest[dest_offs + i] = src[src_offs + i]; }, flattenChunks: function(chunks) { return [].concat.apply([], chunks); } }; exports.setTyped = function(on) { if (on) exports.Buf8 = Uint8Array, exports.Buf16 = Uint16Array, exports.Buf32 = Int32Array, exports.assign(exports, fnTyped); else exports.Buf8 = Array, exports.Buf16 = Array, exports.Buf32 = Array, exports.assign(exports, fnUntyped); }, exports.setTyped(TYPED_OK); } }), require_trees = __commonJS({ "node_modules/pako/lib/zlib/trees.js"(exports) { var utils = require_common(), Z_FIXED = 4, Z_BINARY = 0, Z_TEXT = 1, Z_UNKNOWN = 2; function zero(buf) { var len = buf.length; while (--len >= 0) buf[len] = 0; } var STORED_BLOCK = 0, STATIC_TREES = 1, DYN_TREES = 2, MIN_MATCH = 3, MAX_MATCH = 258, LENGTH_CODES = 29, LITERALS = 256, L_CODES = LITERALS + 1 + LENGTH_CODES, D_CODES = 30, BL_CODES = 19, HEAP_SIZE = 2 * L_CODES + 1, MAX_BITS = 15, Buf_size = 16, MAX_BL_BITS = 7, END_BLOCK = 256, REP_3_6 = 16, REPZ_3_10 = 17, REPZ_11_138 = 18, extra_lbits = [0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0], extra_dbits = [ 0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13 ], extra_blbits = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 3, 7], bl_order = [16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15], DIST_CODE_LEN = 512, static_ltree = new Array((L_CODES + 2) * 2); zero(static_ltree); var static_dtree = new Array(D_CODES * 2); zero(static_dtree); var _dist_code = new Array(DIST_CODE_LEN); zero(_dist_code); var _length_code = new Array(MAX_MATCH - MIN_MATCH + 1); zero(_length_code); var base_length = new Array(LENGTH_CODES); zero(base_length); var base_dist = new Array(D_CODES); zero(base_dist); function StaticTreeDesc(static_tree, extra_bits, extra_base, elems, max_length) { this.static_tree = static_tree, this.extra_bits = extra_bits, this.extra_base = extra_base, this.elems = elems, this.max_length = max_length, this.has_stree = static_tree && static_tree.length; } var static_l_desc, static_d_desc, static_bl_desc; function TreeDesc(dyn_tree, stat_desc) { this.dyn_tree = dyn_tree, this.max_code = 0, this.stat_desc = stat_desc; } function d_code(dist) { return dist < 256 ? _dist_code[dist] : _dist_code[256 + (dist >>> 7)]; } function put_short(s, w) { s.pending_buf[s.pending++] = w & 255, s.pending_buf[s.pending++] = w >>> 8 & 255; } function send_bits(s, value, length) { if (s.bi_valid > Buf_size - length) s.bi_buf |= value << s.bi_valid & 65535, put_short(s, s.bi_buf), s.bi_buf = value >> Buf_size - s.bi_valid, s.bi_valid += length - Buf_size; else s.bi_buf |= value << s.bi_valid & 65535, s.bi_valid += length; } function send_code(s, c, tree) { send_bits(s, tree[c * 2], tree[c * 2 + 1]); } function bi_reverse(code, len) { var res = 0; do res |= code & 1, code >>>= 1, res <<= 1; while (--len > 0); return res >>> 1; } function bi_flush(s) { if (s.bi_valid === 16) put_short(s, s.bi_buf), s.bi_buf = 0, s.bi_valid = 0; else if (s.bi_valid >= 8) s.pending_buf[s.pending++] = s.bi_buf & 255, s.bi_buf >>= 8, s.bi_valid -= 8; } function gen_bitlen(s, desc) { var { dyn_tree: tree, max_code } = desc, stree = desc.stat_desc.static_tree, has_stree = desc.stat_desc.has_stree, extra = desc.stat_desc.extra_bits, base = desc.stat_desc.extra_base, max_length = desc.stat_desc.max_length, h, n, m, bits, xbits, f, overflow = 0; for (bits = 0;bits <= MAX_BITS; bits++) s.bl_count[bits] = 0; tree[s.heap[s.heap_max] * 2 + 1] = 0; for (h = s.heap_max + 1;h < HEAP_SIZE; h++) { if (n = s.heap[h], bits = tree[tree[n * 2 + 1] * 2 + 1] + 1, bits > max_length) bits = max_length, overflow++; if (tree[n * 2 + 1] = bits, n > max_code) continue; if (s.bl_count[bits]++, xbits = 0, n >= base) xbits = extra[n - base]; if (f = tree[n * 2], s.opt_len += f * (bits + xbits), has_stree) s.static_len += f * (stree[n * 2 + 1] + xbits); } if (overflow === 0) return; do { bits = max_length - 1; while (s.bl_count[bits] === 0) bits--; s.bl_count[bits]--, s.bl_count[bits + 1] += 2, s.bl_count[max_length]--, overflow -= 2; } while (overflow > 0); for (bits = max_length;bits !== 0; bits--) { n = s.bl_count[bits]; while (n !== 0) { if (m = s.heap[--h], m > max_code) continue; if (tree[m * 2 + 1] !== bits) s.opt_len += (bits - tree[m * 2 + 1]) * tree[m * 2], tree[m * 2 + 1] = bits; n--; } } } function gen_codes(tree, max_code, bl_count) { var next_code = new Array(MAX_BITS + 1), code = 0, bits, n; for (bits = 1;bits <= MAX_BITS; bits++) next_code[bits] = code = code + bl_count[bits - 1] << 1; for (n = 0;n <= max_code; n++) { var len = tree[n * 2 + 1]; if (len === 0) continue; tree[n * 2] = bi_reverse(next_code[len]++, len); } } function tr_static_init() { var n, bits, length, code, dist, bl_count = new Array(MAX_BITS + 1); length = 0; for (code = 0;code < LENGTH_CODES - 1; code++) { base_length[code] = length; for (n = 0;n < 1 << extra_lbits[code]; n++) _length_code[length++] = code; } _length_code[length - 1] = code, dist = 0; for (code = 0;code < 16; code++) { base_dist[code] = dist; for (n = 0;n < 1 << extra_dbits[code]; n++) _dist_code[dist++] = code; } dist >>= 7; for (;code < D_CODES; code++) { base_dist[code] = dist << 7; for (n = 0;n < 1 << extra_dbits[code] - 7; n++) _dist_code[256 + dist++] = code; } for (bits = 0;bits <= MAX_BITS; bits++) bl_count[bits] = 0; n = 0; while (n <= 143) static_ltree[n * 2 + 1] = 8, n++, bl_count[8]++; while (n <= 255) static_ltree[n * 2 + 1] = 9, n++, bl_count[9]++; while (n <= 279) static_ltree[n * 2 + 1] = 7, n++, bl_count[7]++; while (n <= 287) static_ltree[n * 2 + 1] = 8, n++, bl_count[8]++; gen_codes(static_ltree, L_CODES + 1, bl_count); for (n = 0;n < D_CODES; n++) static_dtree[n * 2 + 1] = 5, static_dtree[n * 2] = bi_reverse(n, 5); static_l_desc = new StaticTreeDesc(static_ltree, extra_lbits, LITERALS + 1, L_CODES, MAX_BITS), static_d_desc = new StaticTreeDesc(static_dtree, extra_dbits, 0, D_CODES, MAX_BITS), static_bl_desc = new StaticTreeDesc(new Array(0), extra_blbits, 0, BL_CODES, MAX_BL_BITS); } function init_block(s) { var n; for (n = 0;n < L_CODES; n++) s.dyn_ltree[n * 2] = 0; for (n = 0;n < D_CODES; n++) s.dyn_dtree[n * 2] = 0; for (n = 0;n < BL_CODES; n++) s.bl_tree[n * 2] = 0; s.dyn_ltree[END_BLOCK * 2] = 1, s.opt_len = s.static_len = 0, s.last_lit = s.matches = 0; } function bi_windup(s) { if (s.bi_valid > 8) put_short(s, s.bi_buf); else if (s.bi_valid > 0) s.pending_buf[s.pending++] = s.bi_buf; s.bi_buf = 0, s.bi_valid = 0; } function copy_block(s, buf, len, header) { if (bi_windup(s), header) put_short(s, len), put_short(s, ~len); utils.arraySet(s.pending_buf, s.window, buf, len, s.pending), s.pending += len; } function smaller(tree, n, m, depth) { var _n2 = n * 2, _m2 = m * 2; return tree[_n2] < tree[_m2] || tree[_n2] === tree[_m2] && depth[n] <= depth[m]; } function pqdownheap(s, tree, k) { var v = s.heap[k], j = k << 1; while (j <= s.heap_len) { if (j < s.heap_len && smaller(tree, s.heap[j + 1], s.heap[j], s.depth)) j++; if (smaller(tree, v, s.heap[j], s.depth)) break; s.heap[k] = s.heap[j], k = j, j <<= 1; } s.heap[k] = v; } function compress_block(s, ltree, dtree) { var dist, lc, lx = 0, code, extra; if (s.last_lit !== 0) do if (dist = s.pending_buf[s.d_buf + lx * 2] << 8 | s.pending_buf[s.d_buf + lx * 2 + 1], lc = s.pending_buf[s.l_buf + lx], lx++, dist === 0) send_code(s, lc, ltree); else { if (code = _length_code[lc], send_code(s, code + LITERALS + 1, ltree), extra = extra_lbits[code], extra !== 0) lc -= base_length[code], send_bits(s, lc, extra); if (dist--, code = d_code(dist), send_code(s, code, dtree), extra = extra_dbits[code], extra !== 0) dist -= base_dist[code], send_bits(s, dist, extra); } while (lx < s.last_lit); send_code(s, END_BLOCK, ltree); } function build_tree(s, desc) { var tree = desc.dyn_tree, stree = desc.stat_desc.static_tree, has_stree = desc.stat_desc.has_stree, elems = desc.stat_desc.elems, n, m, max_code = -1, node; s.heap_len = 0, s.heap_max = HEAP_SIZE; for (n = 0;n < elems; n++) if (tree[n * 2] !== 0) s.heap[++s.heap_len] = max_code = n, s.depth[n] = 0; else tree[n * 2 + 1] = 0; while (s.heap_len < 2) if (node = s.heap[++s.heap_len] = max_code < 2 ? ++max_code : 0, tree[node * 2] = 1, s.depth[node] = 0, s.opt_len--, has_stree) s.static_len -= stree[node * 2 + 1]; desc.max_code = max_code; for (n = s.heap_len >> 1;n >= 1; n--) pqdownheap(s, tree, n); node = elems; do n = s.heap[1], s.heap[1] = s.heap[s.heap_len--], pqdownheap(s, tree, 1), m = s.heap[1], s.heap[--s.heap_max] = n, s.heap[--s.heap_max] = m, tree[node * 2] = tree[n * 2] + tree[m * 2], s.depth[node] = (s.depth[n] >= s.depth[m] ? s.depth[n] : s.depth[m]) + 1, tree[n * 2 + 1] = tree[m * 2 + 1] = node, s.heap[1] = node++, pqdownheap(s, tree, 1); while (s.heap_len >= 2); s.heap[--s.heap_max] = s.heap[1], gen_bitlen(s, desc), gen_codes(tree, max_code, s.bl_count); } function scan_tree(s, tree, max_code) { var n, prevlen = -1, curlen, nextlen = tree[1], count = 0, max_count = 7, min_count = 4; if (nextlen === 0) max_count = 138, min_count = 3; tree[(max_code + 1) * 2 + 1] = 65535; for (n = 0;n <= max_code; n++) { if (curlen = nextlen, nextlen = tree[(n + 1) * 2 + 1], ++count < max_count && curlen === nextlen) continue; else if (count < min_count) s.bl_tree[curlen * 2] += count; else if (curlen !== 0) { if (curlen !== prevlen) s.bl_tree[curlen * 2]++; s.bl_tree[REP_3_6 * 2]++; } else if (count <= 10) s.bl_tree[REPZ_3_10 * 2]++; else s.bl_tree[REPZ_11_138 * 2]++; if (count = 0, prevlen = curlen, nextlen === 0) max_count = 138, min_count = 3; else if (curlen === nextlen) max_count = 6, min_count = 3; else max_count = 7, min_count = 4; } } function send_tree(s, tree, max_code) { var n, prevlen = -1, curlen, nextlen = tree[1], count = 0, max_count = 7, min_count = 4; if (nextlen === 0) max_count = 138, min_count = 3; for (n = 0;n <= max_code; n++) { if (curlen = nextlen, nextlen = tree[(n + 1) * 2 + 1], ++count < max_count && curlen === nextlen) continue; else if (count < min_count) do send_code(s, curlen, s.bl_tree); while (--count !== 0); else if (curlen !== 0) { if (curlen !== prevlen) send_code(s, curlen, s.bl_tree), count--; send_code(s, REP_3_6, s.bl_tree), send_bits(s, count - 3, 2); } else if (count <= 10) send_code(s, REPZ_3_10, s.bl_tree), send_bits(s, count - 3, 3); else send_code(s, REPZ_11_138, s.bl_tree), send_bits(s, count - 11, 7); if (count = 0, prevlen = curlen, nextlen === 0) max_count = 138, min_count = 3; else if (curlen === nextlen) max_count = 6, min_count = 3; else max_count = 7, min_count = 4; } } function build_bl_tree(s) { var max_blindex; scan_tree(s, s.dyn_ltree, s.l_desc.max_code), scan_tree(s, s.dyn_dtree, s.d_desc.max_code), build_tree(s, s.bl_desc); for (max_blindex = BL_CODES - 1;max_blindex >= 3; max_blindex--) if (s.bl_tree[bl_order[max_blindex] * 2 + 1] !== 0) break; return s.opt_len += 3 * (max_blindex + 1) + 5 + 5 + 4, max_blindex; } function send_all_trees(s, lcodes, dcodes, blcodes) { var rank; send_bits(s, lcodes - 257, 5), send_bits(s, dcodes - 1, 5), send_bits(s, blcodes - 4, 4); for (rank = 0;rank < blcodes; rank++) send_bits(s, s.bl_tree[bl_order[rank] * 2 + 1], 3); send_tree(s, s.dyn_ltree, lcodes - 1), send_tree(s, s.dyn_dtree, dcodes - 1); } function detect_data_type(s) { var black_mask = 4093624447, n; for (n = 0;n <= 31; n++, black_mask >>>= 1) if (black_mask & 1 && s.dyn_ltree[n * 2] !== 0) return Z_BINARY; if (s.dyn_ltree[18] !== 0 || s.dyn_ltree[20] !== 0 || s.dyn_ltree[26] !== 0) return Z_TEXT; for (n = 32;n < LITERALS; n++) if (s.dyn_ltree[n * 2] !== 0) return Z_TEXT; return Z_BINARY; } var static_init_done = !1; function _tr_init(s) { if (!static_init_done) tr_static_init(), static_init_done = !0; s.l_desc = new TreeDesc(s.dyn_ltree, static_l_desc), s.d_desc = new TreeDesc(s.dyn_dtree, static_d_desc), s.bl_desc = new TreeDesc(s.bl_tree, static_bl_desc), s.bi_buf = 0, s.bi_valid = 0, init_block(s); } function _tr_stored_block(s, buf, stored_len, last) { send_bits(s, (STORED_BLOCK << 1) + (last ? 1 : 0), 3), copy_block(s, buf, stored_len, !0); } function _tr_align(s) { send_bits(s, STATIC_TREES << 1, 3), send_code(s, END_BLOCK, static_ltree), bi_flush(s); } function _tr_flush_block(s, buf, stored_len, last) { var opt_lenb, static_lenb, max_blindex = 0; if (s.level > 0) { if (s.strm.data_type === Z_UNKNOWN) s.strm.data_type = detect_data_type(s); if (build_tree(s, s.l_desc), build_tree(s, s.d_desc), max_blindex = build_bl_tree(s), opt_lenb = s.opt_len + 3 + 7 >>> 3, static_lenb = s.static_len + 3 + 7 >>> 3, static_lenb <= opt_lenb) opt_lenb = static_lenb; } else opt_lenb = static_lenb = stored_len + 5; if (stored_len + 4 <= opt_lenb && buf !== -1) _tr_stored_block(s, buf, stored_len, last); else if (s.strategy === Z_FIXED || static_lenb === opt_lenb) send_bits(s, (STATIC_TREES << 1) + (last ? 1 : 0), 3), compress_block(s, static_ltree, static_dtree); else send_bits(s, (DYN_TREES << 1) + (last ? 1 : 0), 3), send_all_trees(s, s.l_desc.max_code + 1, s.d_desc.max_code + 1, max_blindex + 1), compress_block(s, s.dyn_ltree, s.dyn_dtree); if (init_block(s), last) bi_windup(s); } function _tr_tally(s, dist, lc) { if (s.pending_buf[s.d_buf + s.last_lit * 2] = dist >>> 8 & 255, s.pending_buf[s.d_buf + s.last_lit * 2 + 1] = dist & 255, s.pending_buf[s.l_buf + s.last_lit] = lc & 255, s.last_lit++, dist === 0) s.dyn_ltree[lc * 2]++; else s.matches++, dist--, s.dyn_ltree[(_length_code[lc] + LITERALS + 1) * 2]++, s.dyn_dtree[d_code(dist) * 2]++; return s.last_lit === s.lit_bufsize - 1; } exports._tr_init = _tr_init, exports._tr_stored_block = _tr_stored_block, exports._tr_flush_block = _tr_flush_block, exports._tr_tally = _tr_tally, exports._tr_align = _tr_align; } }), require_adler32 = __commonJS({ "node_modules/pako/lib/zlib/adler32.js"(exports, module2) { function adler32(adler, buf, len, pos) { var s1 = adler & 65535 | 0, s2 = adler >>> 16 & 65535 | 0, n = 0; while (len !== 0) { n = len > 2000 ? 2000 : len, len -= n; do s1 = s1 + buf[pos++] | 0, s2 = s2 + s1 | 0; while (--n); s1 %= 65521, s2 %= 65521; } return s1 | s2 << 16 | 0; } module2.exports = adler32; } }), require_crc32 = __commonJS({ "node_modules/pako/lib/zlib/crc32.js"(exports, module2) { function makeTable() { var c, table = []; for (var n = 0;n < 256; n++) { c = n; for (var k = 0;k < 8; k++) c = c & 1 ? 3988292384 ^ c >>> 1 : c >>> 1; table[n] = c; } return table; } var crcTable = makeTable(); function crc32(crc, buf, len, pos) { var t = crcTable, end = pos + len; crc ^= -1; for (var i = pos;i < end; i++) crc = crc >>> 8 ^ t[(crc ^ buf[i]) & 255]; return crc ^ -1; } module2.exports = crc32; } }), require_messages = __commonJS({ "node_modules/pako/lib/zlib/messages.js"(exports, module2) { module2.exports = { 2: "need dictionary", 1: "stream end", 0: "", "-1": "file error", "-2": "stream error", "-3": "data error", "-4": "insufficient memory", "-5": "buffer error", "-6": "incompatible version" }; } }), require_deflate = __commonJS({ "node_modules/pako/lib/zlib/deflate.js"(exports) { var utils = require_common(), trees = require_trees(), adler32 = require_adler32(), crc32 = require_crc32(), msg = require_messages(), Z_NO_FLUSH = 0, Z_PARTIAL_FLUSH = 1, Z_FULL_FLUSH = 3, Z_FINISH = 4, Z_BLOCK = 5, Z_OK = 0, Z_STREAM_END = 1, Z_STREAM_ERROR = -2, Z_DATA_ERROR = -3, Z_BUF_ERROR = -5, Z_DEFAULT_COMPRESSION = -1, Z_FILTERED = 1, Z_HUFFMAN_ONLY = 2, Z_RLE = 3, Z_FIXED = 4, Z_DEFAULT_STRATEGY = 0, Z_UNKNOWN = 2, Z_DEFLATED = 8, MAX_MEM_LEVEL = 9, MAX_WBITS = 15, DEF_MEM_LEVEL = 8, LENGTH_CODES = 29, LITERALS = 256, L_CODES = LITERALS + 1 + LENGTH_CODES, D_CODES = 30, BL_CODES = 19, HEAP_SIZE = 2 * L_CODES + 1, MAX_BITS = 15, MIN_MATCH = 3, MAX_MATCH = 258, MIN_LOOKAHEAD = MAX_MATCH + MIN_MATCH + 1, PRESET_DICT = 32, INIT_STATE = 42, EXTRA_STATE = 69, NAME_STATE = 73, COMMENT_STATE = 91, HCRC_STATE = 103, BUSY_STATE = 113, FINISH_STATE = 666, BS_NEED_MORE = 1, BS_BLOCK_DONE = 2, BS_FINISH_STARTED = 3, BS_FINISH_DONE = 4, OS_CODE = 3; function err(strm, errorCode) { return strm.msg = msg[errorCode], errorCode; } function rank(f) { return (f << 1) - (f > 4 ? 9 : 0); } function zero(buf) { var len = buf.length; while (--len >= 0) buf[len] = 0; } function flush_pending(strm) { var s = strm.state, len = s.pending; if (len > strm.avail_out) len = strm.avail_out; if (len === 0) return; if (utils.arraySet(strm.output, s.pending_buf, s.pending_out, len, strm.next_out), strm.next_out += len, s.pending_out += len, strm.total_out += len, strm.avail_out -= len, s.pending -= len, s.pending === 0) s.pending_out = 0; } function flush_block_only(s, last) { trees._tr_flush_block(s, s.block_start >= 0 ? s.block_start : -1, s.strstart - s.block_start, last), s.block_start = s.strstart, flush_pending(s.strm); } function put_byte(s, b) { s.pending_buf[s.pending++] = b; } function putShortMSB(s, b) { s.pending_buf[s.pending++] = b >>> 8 & 255, s.pending_buf[s.pending++] = b & 255; } function read_buf(strm, buf, start, size) { var len = strm.avail_in; if (len > size) len = size; if (len === 0) return 0; if (strm.avail_in -= len, utils.arraySet(buf, strm.input, strm.next_in, len, start), strm.state.wrap === 1) strm.adler = adler32(strm.adler, buf, len, start); else if (strm.state.wrap === 2) strm.adler = crc32(strm.adler, buf, len, start); return strm.next_in += len, strm.total_in += len, len; } function longest_match(s, cur_match) { var { max_chain_length: chain_length, strstart: scan } = s, match, len, best_len = s.prev_length, nice_match = s.nice_match, limit = s.strstart > s.w_size - MIN_LOOKAHEAD ? s.strstart - (s.w_size - MIN_LOOKAHEAD) : 0, _win = s.window, wmask = s.w_mask, prev = s.prev, strend = s.strstart + MAX_MATCH, scan_end1 = _win[scan + best_len - 1], scan_end = _win[scan + best_len]; if (s.prev_length >= s.good_match) chain_length >>= 2; if (nice_match > s.lookahead) nice_match = s.lookahead; do { if (match = cur_match, _win[match + best_len] !== scan_end || _win[match + best_len - 1] !== scan_end1 || _win[match] !== _win[scan] || _win[++match] !== _win[scan + 1]) continue; scan += 2, match++; do ; while (_win[++scan] === _win[++match] && _win[++scan] === _win[++match] && _win[++scan] === _win[++match] && _win[++scan] === _win[++match] && _win[++scan] === _win[++match] && _win[++scan] === _win[++match] && _win[++scan] === _win[++match] && _win[++scan] === _win[++match] && scan < strend); if (len = MAX_MATCH - (strend - scan), scan = strend - MAX_MATCH, len > best_len) { if (s.match_start = cur_match, best_len = len, len >= nice_match) break; scan_end1 = _win[scan + best_len - 1], scan_end = _win[scan + best_len]; } } while ((cur_match = prev[cur_match & wmask]) > limit && --chain_length !== 0); if (best_len <= s.lookahead) return best_len; return s.lookahead; } function fill_window(s) { var _w_size = s.w_size, p, n, m, more, str; do { if (more = s.window_size - s.lookahead - s.strstart, s.strstart >= _w_size + (_w_size - MIN_LOOKAHEAD)) { utils.arraySet(s.window, s.window, _w_size, _w_size, 0), s.match_start -= _w_size, s.strstart -= _w_size, s.block_start -= _w_size, n = s.hash_size, p = n; do m = s.head[--p], s.head[p] = m >= _w_size ? m - _w_size : 0; while (--n); n = _w_size, p = n; do m = s.prev[--p], s.prev[p] = m >= _w_size ? m - _w_size : 0; while (--n); more += _w_size; } if (s.strm.avail_in === 0) break; if (n = read_buf(s.strm, s.window, s.strstart + s.lookahead, more), s.lookahead += n, s.lookahead + s.insert >= MIN_MATCH) { str = s.strstart - s.insert, s.ins_h = s.window[str], s.ins_h = (s.ins_h << s.hash_shift ^ s.window[str + 1]) & s.hash_mask; while (s.insert) if (s.ins_h = (s.ins_h << s.hash_shift ^ s.window[str + MIN_MATCH - 1]) & s.hash_mask, s.prev[str & s.w_mask] = s.head[s.ins_h], s.head[s.ins_h] = str, str++, s.insert--, s.lookahead + s.insert < MIN_MATCH) break; } } while (s.lookahead < MIN_LOOKAHEAD && s.strm.avail_in !== 0); } function deflate_stored(s, flush) { var max_block_size = 65535; if (max_block_size > s.pending_buf_size - 5) max_block_size = s.pending_buf_size - 5; for (;; ) { if (s.lookahead <= 1) { if (fill_window(s), s.lookahead === 0 && flush === Z_NO_FLUSH) return BS_NEED_MORE; if (s.lookahead === 0) break; } s.strstart += s.lookahead, s.lookahead = 0; var max_start = s.block_start + max_block_size; if (s.strstart === 0 || s.strstart >= max_start) { if (s.lookahead = s.strstart - max_start, s.strstart = max_start, flush_block_only(s, !1), s.strm.avail_out === 0) return BS_NEED_MORE; } if (s.strstart - s.block_start >= s.w_size - MIN_LOOKAHEAD) { if (flush_block_only(s, !1), s.strm.avail_out === 0) return BS_NEED_MORE; } } if (s.insert = 0, flush === Z_FINISH) { if (flush_block_only(s, !0), s.strm.avail_out === 0) return BS_FINISH_STARTED; return BS_FINISH_DONE; } if (s.strstart > s.block_start) { if (flush_block_only(s, !1), s.strm.avail_out === 0) return BS_NEED_MORE; } return BS_NEED_MORE; } function deflate_fast(s, flush) { var hash_head, bflush; for (;; ) { if (s.lookahead < MIN_LOOKAHEAD) { if (fill_window(s), s.lookahead < MIN_LOOKAHEAD && flush === Z_NO_FLUSH) return BS_NEED_MORE; if (s.lookahead === 0) break; } if (hash_head = 0, s.lookahead >= MIN_MATCH) s.ins_h = (s.ins_h << s.hash_shift ^ s.window[s.strstart + MIN_MATCH - 1]) & s.hash_mask, hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h], s.head[s.ins_h] = s.strstart; if (hash_head !== 0 && s.strstart - hash_head <= s.w_size - MIN_LOOKAHEAD) s.match_length = longest_match(s, hash_head); if (s.match_length >= MIN_MATCH) if (bflush = trees._tr_tally(s, s.strstart - s.match_start, s.match_length - MIN_MATCH), s.lookahead -= s.match_length, s.match_length <= s.max_lazy_match && s.lookahead >= MIN_MATCH) { s.match_length--; do s.strstart++, s.ins_h = (s.ins_h << s.hash_shift ^ s.window[s.strstart + MIN_MATCH - 1]) & s.hash_mask, hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h], s.head[s.ins_h] = s.strstart; while (--s.match_length !== 0); s.strstart++; } else s.strstart += s.match_length, s.match_length = 0, s.ins_h = s.window[s.strstart], s.ins_h = (s.ins_h << s.hash_shift ^ s.window[s.strstart + 1]) & s.hash_mask; else bflush = trees._tr_tally(s, 0, s.window[s.strstart]), s.lookahead--, s.strstart++; if (bflush) { if (flush_block_only(s, !1), s.strm.avail_out === 0) return BS_NEED_MORE; } } if (s.insert = s.strstart < MIN_MATCH - 1 ? s.strstart : MIN_MATCH - 1, flush === Z_FINISH) { if (flush_block_only(s, !0), s.strm.avail_out === 0) return BS_FINISH_STARTED; return BS_FINISH_DONE; } if (s.last_lit) { if (flush_block_only(s, !1), s.strm.avail_out === 0) return BS_NEED_MORE; } return BS_BLOCK_DONE; } function deflate_slow(s, flush) { var hash_head, bflush, max_insert; for (;; ) { if (s.lookahead < MIN_LOOKAHEAD) { if (fill_window(s), s.lookahead < MIN_LOOKAHEAD && flush === Z_NO_FLUSH) return BS_NEED_MORE; if (s.lookahead === 0) break; } if (hash_head = 0, s.lookahead >= MIN_MATCH) s.ins_h = (s.ins_h << s.hash_shift ^ s.window[s.strstart + MIN_MATCH - 1]) & s.hash_mask, hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h], s.head[s.ins_h] = s.strstart; if (s.prev_length = s.match_length, s.prev_match = s.match_start, s.match_length = MIN_MATCH - 1, hash_head !== 0 && s.prev_length < s.max_lazy_match && s.strstart - hash_head <= s.w_size - MIN_LOOKAHEAD) { if (s.match_length = longest_match(s, hash_head), s.match_length <= 5 && (s.strategy === Z_FILTERED || s.match_length === MIN_MATCH && s.strstart - s.match_start > 4096)) s.match_length = MIN_MATCH - 1; } if (s.prev_length >= MIN_MATCH && s.match_length <= s.prev_length) { max_insert = s.strstart + s.lookahead - MIN_MATCH, bflush = trees._tr_tally(s, s.strstart - 1 - s.prev_match, s.prev_length - MIN_MATCH), s.lookahead -= s.prev_length - 1, s.prev_length -= 2; do if (++s.strstart <= max_insert) s.ins_h = (s.ins_h << s.hash_shift ^ s.window[s.strstart + MIN_MATCH - 1]) & s.hash_mask, hash_head = s.prev[s.strstart & s.w_mask] = s.head[s.ins_h], s.head[s.ins_h] = s.strstart; while (--s.prev_length !== 0); if (s.match_available = 0, s.match_length = MIN_MATCH - 1, s.strstart++, bflush) { if (flush_block_only(s, !1), s.strm.avail_out === 0) return BS_NEED_MORE; } } else if (s.match_available) { if (bflush = trees._tr_tally(s, 0, s.window[s.strstart - 1]), bflush) flush_block_only(s, !1); if (s.strstart++, s.lookahead--, s.strm.avail_out === 0) return BS_NEED_MORE; } else s.match_available = 1, s.strstart++, s.lookahead--; } if (s.match_available) bflush = trees._tr_tally(s, 0, s.window[s.strstart - 1]), s.match_available = 0; if (s.insert = s.strstart < MIN_MATCH - 1 ? s.strstart : MIN_MATCH - 1, flush === Z_FINISH) { if (flush_block_only(s, !0), s.strm.avail_out === 0) return BS_FINISH_STARTED; return BS_FINISH_DONE; } if (s.last_lit) { if (flush_block_only(s, !1), s.strm.avail_out === 0) return BS_NEED_MORE; } return BS_BLOCK_DONE; } function deflate_rle(s, flush) { var bflush, prev, scan, strend, _win = s.window; for (;; ) { if (s.lookahead <= MAX_MATCH) { if (fill_window(s), s.lookahead <= MAX_MATCH && flush === Z_NO_FLUSH) return BS_NEED_MORE; if (s.lookahead === 0) break; } if (s.match_length = 0, s.lookahead >= MIN_MATCH && s.strstart > 0) { if (scan = s.strstart - 1, prev = _win[scan], prev === _win[++scan] && prev === _win[++scan] && prev === _win[++scan]) { strend = s.strstart + MAX_MATCH; do ; while (prev === _win[++scan] && prev === _win[++scan] && prev === _win[++scan] && prev === _win[++scan] && prev === _win[++scan] && prev === _win[++scan] && prev === _win[++scan] && prev === _win[++scan] && scan < strend); if (s.match_length = MAX_MATCH - (strend - scan), s.match_length > s.lookahead) s.match_length = s.lookahead; } } if (s.match_length >= MIN_MATCH) bflush = trees._tr_tally(s, 1, s.match_length - MIN_MATCH), s.lookahead -= s.match_length, s.strstart += s.match_length, s.match_length = 0; else bflush = trees._tr_tally(s, 0, s.window[s.strstart]), s.lookahead--, s.strstart++; if (bflush) { if (flush_block_only(s, !1), s.strm.avail_out === 0) return BS_NEED_MORE; } } if (s.insert = 0, flush === Z_FINISH) { if (flush_block_only(s, !0), s.strm.avail_out === 0) return BS_FINISH_STARTED; return BS_FINISH_DONE; } if (s.last_lit) { if (flush_block_only(s, !1), s.strm.avail_out === 0) return BS_NEED_MORE; } return BS_BLOCK_DONE; } function deflate_huff(s, flush) { var bflush; for (;; ) { if (s.lookahead === 0) { if (fill_window(s), s.lookahead === 0) { if (flush === Z_NO_FLUSH) return BS_NEED_MORE; break; } } if (s.match_length = 0, bflush = trees._tr_tally(s, 0, s.window[s.strstart]), s.lookahead--, s.strstart++, bflush) { if (flush_block_only(s, !1), s.strm.avail_out === 0) return BS_NEED_MORE; } } if (s.insert = 0, flush === Z_FINISH) { if (flush_block_only(s, !0), s.strm.avail_out === 0) return BS_FINISH_STARTED; return BS_FINISH_DONE; } if (s.last_lit) { if (flush_block_only(s, !1), s.strm.avail_out === 0) return BS_NEED_MORE; } return BS_BLOCK_DONE; } function Config(good_length, max_lazy, nice_length, max_chain, func) { this.good_length = good_length, this.max_lazy = max_lazy, this.nice_length = nice_length, this.max_chain = max_chain, this.func = func; } var configuration_table = [ new Config(0, 0, 0, 0, deflate_stored), new Config(4, 4, 8, 4, deflate_fast), new Config(4, 5, 16, 8, deflate_fast), new Config(4, 6, 32, 32, deflate_fast), new Config(4, 4, 16, 16, deflate_slow), new Config(8, 16, 32, 32, deflate_slow), new Config(8, 16, 128, 128, deflate_slow), new Config(8, 32, 128, 256, deflate_slow), new Config(32, 128, 258, 1024, deflate_slow), new Config(32, 258, 258, 4096, deflate_slow) ]; function lm_init(s) { s.window_size = 2 * s.w_size, zero(s.head), s.max_lazy_match = configuration_table[s.level].max_lazy, s.good_match = configuration_table[s.level].good_length, s.nice_match = configuration_table[s.level].nice_length, s.max_chain_length = configuration_table[s.level].max_chain, s.strstart = 0, s.block_start = 0, s.lookahead = 0, s.insert = 0, s.match_length = s.prev_length = MIN_MATCH - 1, s.match_available = 0, s.ins_h = 0; } function DeflateState() { this.strm = null, this.status = 0, this.pending_buf = null, this.pending_buf_size = 0, this.pending_out = 0, this.pending = 0, this.wrap = 0, this.gzhead = null, this.gzindex = 0, this.method = Z_DEFLATED, this.last_flush = -1, this.w_size = 0, this.w_bits = 0, this.w_mask = 0, this.window = null, this.window_size = 0, this.prev = null, this.head = null, this.ins_h = 0, this.hash_size = 0, this.hash_bits = 0, this.hash_mask = 0, this.hash_shift = 0, this.block_start = 0, this.match_length = 0, this.prev_match = 0, this.match_available = 0, this.strstart = 0, this.match_start = 0, this.lookahead = 0, this.prev_length = 0, this.max_chain_length = 0, this.max_lazy_match = 0, this.level = 0, this.strategy = 0, this.good_match = 0, this.nice_match = 0, this.dyn_ltree = new utils.Buf16(HEAP_SIZE * 2), this.dyn_dtree = new utils.Buf16((2 * D_CODES + 1) * 2), this.bl_tree = new utils.Buf16((2 * BL_CODES + 1) * 2), zero(this.dyn_ltree), zero(this.dyn_dtree), zero(this.bl_tree), this.l_desc = null, this.d_desc = null, this.bl_desc = null, this.bl_count = new utils.Buf16(MAX_BITS + 1), this.heap = new utils.Buf16(2 * L_CODES + 1), zero(this.heap), this.heap_len = 0, this.heap_max = 0, this.depth = new utils.Buf16(2 * L_CODES + 1), zero(this.depth), this.l_buf = 0, this.lit_bufsize = 0, this.last_lit = 0, this.d_buf = 0, this.opt_len = 0, this.static_len = 0, this.matches = 0, this.insert = 0, this.bi_buf = 0, this.bi_valid = 0; } function deflateResetKeep(strm) { var s; if (!strm || !strm.state) return err(strm, Z_STREAM_ERROR); if (strm.total_in = strm.total_out = 0, strm.data_type = Z_UNKNOWN, s = strm.state, s.pending = 0, s.pending_out = 0, s.wrap < 0) s.wrap = -s.wrap; return s.status = s.wrap ? INIT_STATE : BUSY_STATE, strm.adler = s.wrap === 2 ? 0 : 1, s.last_flush = Z_NO_FLUSH, trees._tr_init(s), Z_OK; } function deflateReset(strm) { var ret = deflateResetKeep(strm); if (ret === Z_OK) lm_init(strm.state); return ret; } function deflateSetHeader(strm, head) { if (!strm || !strm.state) return Z_STREAM_ERROR; if (strm.state.wrap !== 2) return Z_STREAM_ERROR; return strm.state.gzhead = head, Z_OK; } function deflateInit2(strm, level, method, windowBits, memLevel, strategy) { if (!strm) return Z_STREAM_ERROR; var wrap = 1; if (level === Z_DEFAULT_COMPRESSION) level = 6; if (windowBits < 0) wrap = 0, windowBits = -windowBits; else if (windowBits > 15) wrap = 2, windowBits -= 16; if (memLevel < 1 || memLevel > MAX_MEM_LEVEL || method !== Z_DEFLATED || windowBits < 8 || windowBits > 15 || level < 0 || level > 9 || strategy < 0 || strategy > Z_FIXED) return err(strm, Z_STREAM_ERROR); if (windowBits === 8) windowBits = 9; var s = new DeflateState; return strm.state = s, s.strm = strm, s.wrap = wrap, s.gzhead = null, s.w_bits = windowBits, s.w_size = 1 << s.w_bits, s.w_mask = s.w_size - 1, s.hash_bits = memLevel + 7, s.hash_size = 1 << s.hash_bits, s.hash_mask = s.hash_size - 1, s.hash_shift = ~~((s.hash_bits + MIN_MATCH - 1) / MIN_MATCH), s.window = new utils.Buf8(s.w_size * 2), s.head = new utils.Buf16(s.hash_size), s.prev = new utils.Buf16(s.w_size), s.lit_bufsize = 1 << memLevel + 6, s.pending_buf_size = s.lit_bufsize * 4, s.pending_buf = new utils.Buf8(s.pending_buf_size), s.d_buf = 1 * s.lit_bufsize, s.l_buf = 3 * s.lit_bufsize, s.level = level, s.strategy = strategy, s.method = method, deflateReset(strm); } function deflateInit(strm, level) { return deflateInit2(strm, level, Z_DEFLATED, MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY); } function deflate2(strm, flush) { var old_flush, s, beg, val; if (!strm || !strm.state || flush > Z_BLOCK || flush < 0) return strm ? err(strm, Z_STREAM_ERROR) : Z_STREAM_ERROR; if (s = strm.state, !strm.output || !strm.input && strm.avail_in !== 0 || s.status === FINISH_STATE && flush !== Z_FINISH) return err(strm, strm.avail_out === 0 ? Z_BUF_ERROR : Z_STREAM_ERROR); if (s.strm = strm, old_flush = s.last_flush, s.last_flush = flush, s.status === INIT_STATE) if (s.wrap === 2) if (strm.adler = 0, put_byte(s, 31), put_byte(s, 139), put_byte(s, 8), !s.gzhead) put_byte(s, 0), put_byte(s, 0), put_byte(s, 0), put_byte(s, 0), put_byte(s, 0), put_byte(s, s.level === 9 ? 2 : s.strategy >= Z_HUFFMAN_ONLY || s.level < 2 ? 4 : 0), put_byte(s, OS_CODE), s.status = BUSY_STATE; else { if (put_byte(s, (s.gzhead.text ? 1 : 0) + (s.gzhead.hcrc ? 2 : 0) + (!s.gzhead.extra ? 0 : 4) + (!s.gzhead.name ? 0 : 8) + (!s.gzhead.comment ? 0 : 16)), put_byte(s, s.gzhead.time & 255), put_byte(s, s.gzhead.time >> 8 & 255), put_byte(s, s.gzhead.time >> 16 & 255), put_byte(s, s.gzhead.time >> 24 & 255), put_byte(s, s.level === 9 ? 2 : s.strategy >= Z_HUFFMAN_ONLY || s.level < 2 ? 4 : 0), put_byte(s, s.gzhead.os & 255), s.gzhead.extra && s.gzhead.extra.length) put_byte(s, s.gzhead.extra.length & 255), put_byte(s, s.gzhead.extra.length >> 8 & 255); if (s.gzhead.hcrc) strm.adler = crc32(strm.adler, s.pending_buf, s.pending, 0); s.gzindex = 0, s.status = EXTRA_STATE; } else { var header = Z_DEFLATED + (s.w_bits - 8 << 4) << 8, level_flags = -1; if (s.strategy >= Z_HUFFMAN_ONLY || s.level < 2) level_flags = 0; else if (s.level < 6) level_flags = 1; else if (s.level === 6) level_flags = 2; else level_flags = 3; if (header |= level_flags << 6, s.strstart !== 0) header |= PRESET_DICT; if (header += 31 - header % 31, s.status = BUSY_STATE, putShortMSB(s, header), s.strstart !== 0) putShortMSB(s, strm.adler >>> 16), putShortMSB(s, strm.adler & 65535); strm.adler = 1; } if (s.status === EXTRA_STATE) if (s.gzhead.extra) { beg = s.pending; while (s.gzindex < (s.gzhead.extra.length & 65535)) { if (s.pending === s.pending_buf_size) { if (s.gzhead.hcrc && s.pending > beg) strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); if (flush_pending(strm), beg = s.pending, s.pending === s.pending_buf_size) break; } put_byte(s, s.gzhead.extra[s.gzindex] & 255), s.gzindex++; } if (s.gzhead.hcrc && s.pending > beg) strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); if (s.gzindex === s.gzhead.extra.length) s.gzindex = 0, s.status = NAME_STATE; } else s.status = NAME_STATE; if (s.status === NAME_STATE) if (s.gzhead.name) { beg = s.pending; do { if (s.pending === s.pending_buf_size) { if (s.gzhead.hcrc && s.pending > beg) strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); if (flush_pending(strm), beg = s.pending, s.pending === s.pending_buf_size) { val = 1; break; } } if (s.gzindex < s.gzhead.name.length) val = s.gzhead.name.charCodeAt(s.gzindex++) & 255; else val = 0; put_byte(s, val); } while (val !== 0); if (s.gzhead.hcrc && s.pending > beg) strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); if (val === 0) s.gzindex = 0, s.status = COMMENT_STATE; } else s.status = COMMENT_STATE; if (s.status === COMMENT_STATE) if (s.gzhead.comment) { beg = s.pending; do { if (s.pending === s.pending_buf_size) { if (s.gzhead.hcrc && s.pending > beg) strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); if (flush_pending(strm), beg = s.pending, s.pending === s.pending_buf_size) { val = 1; break; } } if (s.gzindex < s.gzhead.comment.length) val = s.gzhead.comment.charCodeAt(s.gzindex++) & 255; else val = 0; put_byte(s, val); } while (val !== 0); if (s.gzhead.hcrc && s.pending > beg) strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg); if (val === 0) s.status = HCRC_STATE; } else s.status = HCRC_STATE; if (s.status === HCRC_STATE) if (s.gzhead.hcrc) { if (s.pending + 2 > s.pending_buf_size) flush_pending(strm); if (s.pending + 2 <= s.pending_buf_size) put_byte(s, strm.adler & 255), put_byte(s, strm.adler >> 8 & 255), strm.adler = 0, s.status = BUSY_STATE; } else s.status = BUSY_STATE; if (s.pending !== 0) { if (flush_pending(strm), strm.avail_out === 0) return s.last_flush = -1, Z_OK; } else if (strm.avail_in === 0 && rank(flush) <= rank(old_flush) && flush !== Z_FINISH) return err(strm, Z_BUF_ERROR); if (s.status === FINISH_STATE && strm.avail_in !== 0) return err(strm, Z_BUF_ERROR); if (strm.avail_in !== 0 || s.lookahead !== 0 || flush !== Z_NO_FLUSH && s.status !== FINISH_STATE) { var bstate = s.strategy === Z_HUFFMAN_ONLY ? deflate_huff(s, flush) : s.strategy === Z_RLE ? deflate_rle(s, flush) : configuration_table[s.level].func(s, flush); if (bstate === BS_FINISH_STARTED || bstate === BS_FINISH_DONE) s.status = FINISH_STATE; if (bstate === BS_NEED_MORE || bstate === BS_FINISH_STARTED) { if (strm.avail_out === 0) s.last_flush = -1; return Z_OK; } if (bstate === BS_BLOCK_DONE) { if (flush === Z_PARTIAL_FLUSH) trees._tr_align(s); else if (flush !== Z_BLOCK) { if (trees._tr_stored_block(s, 0, 0, !1), flush === Z_FULL_FLUSH) { if (zero(s.head), s.lookahead === 0) s.strstart = 0, s.block_start = 0, s.insert = 0; } } if (flush_pending(strm), strm.avail_out === 0) return s.last_flush = -1, Z_OK; } } if (flush !== Z_FINISH) return Z_OK; if (s.wrap <= 0) return Z_STREAM_END; if (s.wrap === 2) put_byte(s, strm.adler & 255), put_byte(s, strm.adler >> 8 & 255), put_byte(s, strm.adler >> 16 & 255), put_byte(s, strm.adler >> 24 & 255), put_byte(s, strm.total_in & 255), put_byte(s, strm.total_in >> 8 & 255), put_byte(s, strm.total_in >> 16 & 255), put_byte(s, strm.total_in >> 24 & 255); else putShortMSB(s, strm.adler >>> 16), putShortMSB(s, strm.adler & 65535); if (flush_pending(strm), s.wrap > 0) s.wrap = -s.wrap; return s.pending !== 0 ? Z_OK : Z_STREAM_END; } function deflateEnd(strm) { var status; if (!strm || !strm.state) return Z_STREAM_ERROR; if (status = strm.state.status, status !== INIT_STATE && status !== EXTRA_STATE && status !== NAME_STATE && status !== COMMENT_STATE && status !== HCRC_STATE && status !== BUSY_STATE && status !== FINISH_STATE) return err(strm, Z_STREAM_ERROR); return strm.state = null, status === BUSY_STATE ? err(strm, Z_DATA_ERROR) : Z_OK; } function deflateSetDictionary(strm, dictionary) { var dictLength = dictionary.length, s, str, n, wrap, avail, next, input, tmpDict; if (!strm || !strm.state) return Z_STREAM_ERROR; if (s = strm.state, wrap = s.wrap, wrap === 2 || wrap === 1 && s.status !== INIT_STATE || s.lookahead) return Z_STREAM_ERROR; if (wrap === 1) strm.adler = adler32(strm.adler, dictionary, dictLength, 0); if (s.wrap = 0, dictLength >= s.w_size) { if (wrap === 0) zero(s.head), s.strstart = 0, s.block_start = 0, s.insert = 0; tmpDict = new utils.Buf8(s.w_size), utils.arraySet(tmpDict, dictionary, dictLength - s.w_size, s.w_size, 0), dictionary = tmpDict, dictLength = s.w_size; } avail = strm.avail_in, next = strm.next_in, input = strm.input, strm.avail_in = dictLength, strm.next_in = 0, strm.input = dictionary, fill_window(s); while (s.lookahead >= MIN_MATCH) { str = s.strstart, n = s.lookahead - (MIN_MATCH - 1); do s.ins_h = (s.ins_h << s.hash_shift ^ s.window[str + MIN_MATCH - 1]) & s.hash_mask, s.prev[str & s.w_mask] = s.head[s.ins_h], s.head[s.ins_h] = str, str++; while (--n); s.strstart = str, s.lookahead = MIN_MATCH - 1, fill_window(s); } return s.strstart += s.lookahead, s.block_start = s.strstart, s.insert = s.lookahead, s.lookahead = 0, s.match_length = s.prev_length = MIN_MATCH - 1, s.match_available = 0, strm.next_in = next, strm.input = input, strm.avail_in = avail, s.wrap = wrap, Z_OK; } exports.deflateInit = deflateInit, exports.deflateInit2 = deflateInit2, exports.deflateReset = deflateReset, exports.deflateResetKeep = deflateResetKeep, exports.deflateSetHeader = deflateSetHeader, exports.deflate = deflate2, exports.deflateEnd = deflateEnd, exports.deflateSetDictionary = deflateSetDictionary, exports.deflateInfo = "pako deflate (from Nodeca project)"; } }), require_inffast = __commonJS({ "node_modules/pako/lib/zlib/inffast.js"(exports, module2) { var BAD = 30, TYPE = 12; module2.exports = function inflate_fast(strm, start) { var state, _in, last, _out, beg, end, dmax, wsize, whave, wnext, s_window, hold, bits, lcode, dcode, lmask, dmask, here, op, len, dist, from, from_source, input, output; state = strm.state, _in = strm.next_in, input = strm.input, last = _in + (strm.avail_in - 5), _out = strm.next_out, output = strm.output, beg = _out - (start - strm.avail_out), end = _out + (strm.avail_out - 257), dmax = state.dmax, wsize = state.wsize, whave = state.whave, wnext = state.wnext, s_window = state.window, hold = state.hold, bits = state.bits, lcode = state.lencode, dcode = state.distcode, lmask = (1 << state.lenbits) - 1, dmask = (1 << state.distbits) - 1; top: do { if (bits < 15) hold += input[_in++] << bits, bits += 8, hold += input[_in++] << bits, bits += 8; here = lcode[hold & lmask]; dolen: for (;; ) { if (op = here >>> 24, hold >>>= op, bits -= op, op = here >>> 16 & 255, op === 0) output[_out++] = here & 65535; else if (op & 16) { if (len = here & 65535, op &= 15, op) { if (bits < op) hold += input[_in++] << bits, bits += 8; len += hold & (1 << op) - 1, hold >>>= op, bits -= op; } if (bits < 15) hold += input[_in++] << bits, bits += 8, hold += input[_in++] << bits, bits += 8; here = dcode[hold & dmask]; dodist: for (;; ) { if (op = here >>> 24, hold >>>= op, bits -= op, op = here >>> 16 & 255, op & 16) { if (dist = here & 65535, op &= 15, bits < op) { if (hold += input[_in++] << bits, bits += 8, bits < op) hold += input[_in++] << bits, bits += 8; } if (dist += hold & (1 << op) - 1, dist > dmax) { strm.msg = "invalid distance too far back", state.mode = BAD; break top; } if (hold >>>= op, bits -= op, op = _out - beg, dist > op) { if (op = dist - op, op > whave) { if (state.sane) { strm.msg = "invalid distance too far back", state.mode = BAD; break top; } } if (from = 0, from_source = s_window, wnext === 0) { if (from += wsize - op, op < len) { len -= op; do output[_out++] = s_window[from++]; while (--op); from = _out - dist, from_source = output; } } else if (wnext < op) { if (from += wsize + wnext - op, op -= wnext, op < len) { len -= op; do output[_out++] = s_window[from++]; while (--op); if (from = 0, wnext < len) { op = wnext, len -= op; do output[_out++] = s_window[from++]; while (--op); from = _out - dist, from_source = output; } } } else if (from += wnext - op, op < len) { len -= op; do output[_out++] = s_window[from++]; while (--op); from = _out - dist, from_source = output; } while (len > 2) output[_out++] = from_source[from++], output[_out++] = from_source[from++], output[_out++] = from_source[from++], len -= 3; if (len) { if (output[_out++] = from_source[from++], len > 1) output[_out++] = from_source[from++]; } } else { from = _out - dist; do output[_out++] = output[from++], output[_out++] = output[from++], output[_out++] = output[from++], len -= 3; while (len > 2); if (len) { if (output[_out++] = output[from++], len > 1) output[_out++] = output[from++]; } } } else if ((op & 64) === 0) { here = dcode[(here & 65535) + (hold & (1 << op) - 1)]; continue dodist; } else { strm.msg = "invalid distance code", state.mode = BAD; break top; } break; } } else if ((op & 64) === 0) { here = lcode[(here & 65535) + (hold & (1 << op) - 1)]; continue dolen; } else if (op & 32) { state.mode = TYPE; break top; } else { strm.msg = "invalid literal/length code", state.mode = BAD; break top; } break; } } while (_in < last && _out < end); len = bits >> 3, _in -= len, bits -= len << 3, hold &= (1 << bits) - 1, strm.next_in = _in, strm.next_out = _out, strm.avail_in = _in < last ? 5 + (last - _in) : 5 - (_in - last), strm.avail_out = _out < end ? 257 + (end - _out) : 257 - (_out - end), state.hold = hold, state.bits = bits; return; }; } }), require_inftrees = __commonJS({ "node_modules/pako/lib/zlib/inftrees.js"(exports, module2) { var utils = require_common(), MAXBITS = 15, ENOUGH_LENS = 852, ENOUGH_DISTS = 592, CODES = 0, LENS = 1, DISTS = 2, lbase = [ 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 23, 27, 31, 35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0 ], lext = [ 16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18, 19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 72, 78 ], dbase = [ 1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193, 257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145, 8193, 12289, 16385, 24577, 0, 0 ], dext = [ 16, 16, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 64, 64 ]; module2.exports = function inflate_table(type, lens, lens_index, codes, table, table_index, work, opts) { var bits = opts.bits, len = 0, sym = 0, min = 0, max = 0, root = 0, curr = 0, drop = 0, left = 0, used = 0, huff = 0, incr, fill, low, mask, next, base = null, base_index = 0, end, count = new utils.Buf16(MAXBITS + 1), offs = new utils.Buf16(MAXBITS + 1), extra = null, extra_index = 0, here_bits, here_op, here_val; for (len = 0;len <= MAXBITS; len++) count[len] = 0; for (sym = 0;sym < codes; sym++) count[lens[lens_index + sym]]++; root = bits; for (max = MAXBITS;max >= 1; max--) if (count[max] !== 0) break; if (root > max) root = max; if (max === 0) return table[table_index++] = 1 << 24 | 64 << 16 | 0, table[table_index++] = 1 << 24 | 64 << 16 | 0, opts.bits = 1, 0; for (min = 1;min < max; min++) if (count[min] !== 0) break; if (root < min) root = min; left = 1; for (len = 1;len <= MAXBITS; len++) if (left <<= 1, left -= count[len], left < 0) return -1; if (left > 0 && (type === CODES || max !== 1)) return -1; offs[1] = 0; for (len = 1;len < MAXBITS; len++) offs[len + 1] = offs[len] + count[len]; for (sym = 0;sym < codes; sym++) if (lens[lens_index + sym] !== 0) work[offs[lens[lens_index + sym]]++] = sym; if (type === CODES) base = extra = work, end = 19; else if (type === LENS) base = lbase, base_index -= 257, extra = lext, extra_index -= 257, end = 256; else base = dbase, extra = dext, end = -1; if (huff = 0, sym = 0, len = min, next = table_index, curr = root, drop = 0, low = -1, used = 1 << root, mask = used - 1, type === LENS && used > ENOUGH_LENS || type === DISTS && used > ENOUGH_DISTS) return 1; for (;; ) { if (here_bits = len - drop, work[sym] < end) here_op = 0, here_val = work[sym]; else if (work[sym] > end) here_op = extra[extra_index + work[sym]], here_val = base[base_index + work[sym]]; else here_op = 96, here_val = 0; incr = 1 << len - drop, fill = 1 << curr, min = fill; do fill -= incr, table[next + (huff >> drop) + fill] = here_bits << 24 | here_op << 16 | here_val | 0; while (fill !== 0); incr = 1 << len - 1; while (huff & incr) incr >>= 1; if (incr !== 0) huff &= incr - 1, huff += incr; else huff = 0; if (sym++, --count[len] === 0) { if (len === max) break; len = lens[lens_index + work[sym]]; } if (len > root && (huff & mask) !== low) { if (drop === 0) drop = root; next += min, curr = len - drop, left = 1 << curr; while (curr + drop < max) { if (left -= count[curr + drop], left <= 0) break; curr++, left <<= 1; } if (used += 1 << curr, type === LENS && used > ENOUGH_LENS || type === DISTS && used > ENOUGH_DISTS) return 1; low = huff & mask, table[low] = root << 24 | curr << 16 | next - table_index | 0; } } if (huff !== 0) table[next + huff] = len - drop << 24 | 64 << 16 | 0; return opts.bits = root, 0; }; } }), require_inflate = __commonJS({ "node_modules/pako/lib/zlib/inflate.js"(exports) { var utils = require_common(), adler32 = require_adler32(), crc32 = require_crc32(), inflate_fast = require_inffast(), inflate_table = require_inftrees(), CODES = 0, LENS = 1, DISTS = 2, Z_FINISH = 4, Z_BLOCK = 5, Z_TREES = 6, Z_OK = 0, Z_STREAM_END = 1, Z_NEED_DICT = 2, Z_STREAM_ERROR = -2, Z_DATA_ERROR = -3, Z_MEM_ERROR = -4, Z_BUF_ERROR = -5, Z_DEFLATED = 8, HEAD = 1, FLAGS = 2, TIME = 3, OS = 4, EXLEN = 5, EXTRA = 6, NAME = 7, COMMENT = 8, HCRC = 9, DICTID = 10, DICT = 11, TYPE = 12, TYPEDO = 13, STORED = 14, COPY_ = 15, COPY = 16, TABLE = 17, LENLENS = 18, CODELENS = 19, LEN_ = 20, LEN = 21, LENEXT = 22, DIST = 23, DISTEXT = 24, MATCH = 25, LIT = 26, CHECK = 27, LENGTH = 28, DONE = 29, BAD = 30, MEM = 31, SYNC = 32, ENOUGH_LENS = 852, ENOUGH_DISTS = 592, MAX_WBITS = 15, DEF_WBITS = MAX_WBITS; function zswap32(q) { return (q >>> 24 & 255) + (q >>> 8 & 65280) + ((q & 65280) << 8) + ((q & 255) << 24); } function InflateState() { this.mode = 0, this.last = !1, this.wrap = 0, this.havedict = !1, this.flags = 0, this.dmax = 0, this.check = 0, this.total = 0, this.head = null, this.wbits = 0, this.wsize = 0, this.whave = 0, this.wnext = 0, this.window = null, this.hold = 0, this.bits = 0, this.length = 0, this.offset = 0, this.extra = 0, this.lencode = null, this.distcode = null, this.lenbits = 0, this.distbits = 0, this.ncode = 0, this.nlen = 0, this.ndist = 0, this.have = 0, this.next = null, this.lens = new utils.Buf16(320), this.work = new utils.Buf16(288), this.lendyn = null, this.distdyn = null, this.sane = 0, this.back = 0, this.was = 0; } function inflateResetKeep(strm) { var state; if (!strm || !strm.state) return Z_STREAM_ERROR; if (state = strm.state, strm.total_in = strm.total_out = state.total = 0, strm.msg = "", state.wrap) strm.adler = state.wrap & 1; return state.mode = HEAD, state.last = 0, state.havedict = 0, state.dmax = 32768, state.head = null, state.hold = 0, state.bits = 0, state.lencode = state.lendyn = new utils.Buf32(ENOUGH_LENS), state.distcode = state.distdyn = new utils.Buf32(ENOUGH_DISTS), state.sane = 1, state.back = -1, Z_OK; } function inflateReset(strm) { var state; if (!strm || !strm.state) return Z_STREAM_ERROR; return state = strm.state, state.wsize = 0, state.whave = 0, state.wnext = 0, inflateResetKeep(strm); } function inflateReset2(strm, windowBits) { var wrap, state; if (!strm || !strm.state) return Z_STREAM_ERROR; if (state = strm.state, windowBits < 0) wrap = 0, windowBits = -windowBits; else if (wrap = (windowBits >> 4) + 1, windowBits < 48) windowBits &= 15; if (windowBits && (windowBits < 8 || windowBits > 15)) return Z_STREAM_ERROR; if (state.window !== null && state.wbits !== windowBits) state.window = null; return state.wrap = wrap, state.wbits = windowBits, inflateReset(strm); } function inflateInit2(strm, windowBits) { var ret, state; if (!strm) return Z_STREAM_ERROR; if (state = new InflateState, strm.state = state, state.window = null, ret = inflateReset2(strm, windowBits), ret !== Z_OK) strm.state = null; return ret; } function inflateInit(strm) { return inflateInit2(strm, DEF_WBITS); } var virgin = !0, lenfix, distfix; function fixedtables(state) { if (virgin) { var sym; lenfix = new utils.Buf32(512), distfix = new utils.Buf32(32), sym = 0; while (sym < 144) state.lens[sym++] = 8; while (sym < 256) state.lens[sym++] = 9; while (sym < 280) state.lens[sym++] = 7; while (sym < 288) state.lens[sym++] = 8; inflate_table(LENS, state.lens, 0, 288, lenfix, 0, state.work, { bits: 9 }), sym = 0; while (sym < 32) state.lens[sym++] = 5; inflate_table(DISTS, state.lens, 0, 32, distfix, 0, state.work, { bits: 5 }), virgin = !1; } state.lencode = lenfix, state.lenbits = 9, state.distcode = distfix, state.distbits = 5; } function updatewindow(strm, src, end, copy) { var dist, state = strm.state; if (state.window === null) state.wsize = 1 << state.wbits, state.wnext = 0, state.whave = 0, state.window = new utils.Buf8(state.wsize); if (copy >= state.wsize) utils.arraySet(state.window, src, end - state.wsize, state.wsize, 0), state.wnext = 0, state.whave = state.wsize; else { if (dist = state.wsize - state.wnext, dist > copy) dist = copy; if (utils.arraySet(state.window, src, end - copy, dist, state.wnext), copy -= dist, copy) utils.arraySet(state.window, src, end - copy, copy, 0), state.wnext = copy, state.whave = state.wsize; else { if (state.wnext += dist, state.wnext === state.wsize) state.wnext = 0; if (state.whave < state.wsize) state.whave += dist; } } return 0; } function inflate2(strm, flush) { var state, input, output, next, put, have, left, hold, bits, _in, _out, copy, from, from_source, here = 0, here_bits, here_op, here_val, last_bits, last_op, last_val, len, ret, hbuf = new utils.Buf8(4), opts, n, order = [16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15]; if (!strm || !strm.state || !strm.output || !strm.input && strm.avail_in !== 0) return Z_STREAM_ERROR; if (state = strm.state, state.mode === TYPE) state.mode = TYPEDO; put = strm.next_out, output = strm.output, left = strm.avail_out, next = strm.next_in, input = strm.input, have = strm.avail_in, hold = state.hold, bits = state.bits, _in = have, _out = left, ret = Z_OK; inf_leave: for (;; ) switch (state.mode) { case HEAD: if (state.wrap === 0) { state.mode = TYPEDO; break; } while (bits < 16) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if (state.wrap & 2 && hold === 35615) { state.check = 0, hbuf[0] = hold & 255, hbuf[1] = hold >>> 8 & 255, state.check = crc32(state.check, hbuf, 2, 0), hold = 0, bits = 0, state.mode = FLAGS; break; } if (state.flags = 0, state.head) state.head.done = !1; if (!(state.wrap & 1) || (((hold & 255) << 8) + (hold >> 8)) % 31) { strm.msg = "incorrect header check", state.mode = BAD; break; } if ((hold & 15) !== Z_DEFLATED) { strm.msg = "unknown compression method", state.mode = BAD; break; } if (hold >>>= 4, bits -= 4, len = (hold & 15) + 8, state.wbits === 0) state.wbits = len; else if (len > state.wbits) { strm.msg = "invalid window size", state.mode = BAD; break; } state.dmax = 1 << len, strm.adler = state.check = 1, state.mode = hold & 512 ? DICTID : TYPE, hold = 0, bits = 0; break; case FLAGS: while (bits < 16) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if (state.flags = hold, (state.flags & 255) !== Z_DEFLATED) { strm.msg = "unknown compression method", state.mode = BAD; break; } if (state.flags & 57344) { strm.msg = "unknown header flags set", state.mode = BAD; break; } if (state.head) state.head.text = hold >> 8 & 1; if (state.flags & 512) hbuf[0] = hold & 255, hbuf[1] = hold >>> 8 & 255, state.check = crc32(state.check, hbuf, 2, 0); hold = 0, bits = 0, state.mode = TIME; case TIME: while (bits < 32) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if (state.head) state.head.time = hold; if (state.flags & 512) hbuf[0] = hold & 255, hbuf[1] = hold >>> 8 & 255, hbuf[2] = hold >>> 16 & 255, hbuf[3] = hold >>> 24 & 255, state.check = crc32(state.check, hbuf, 4, 0); hold = 0, bits = 0, state.mode = OS; case OS: while (bits < 16) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if (state.head) state.head.xflags = hold & 255, state.head.os = hold >> 8; if (state.flags & 512) hbuf[0] = hold & 255, hbuf[1] = hold >>> 8 & 255, state.check = crc32(state.check, hbuf, 2, 0); hold = 0, bits = 0, state.mode = EXLEN; case EXLEN: if (state.flags & 1024) { while (bits < 16) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if (state.length = hold, state.head) state.head.extra_len = hold; if (state.flags & 512) hbuf[0] = hold & 255, hbuf[1] = hold >>> 8 & 255, state.check = crc32(state.check, hbuf, 2, 0); hold = 0, bits = 0; } else if (state.head) state.head.extra = null; state.mode = EXTRA; case EXTRA: if (state.flags & 1024) { if (copy = state.length, copy > have) copy = have; if (copy) { if (state.head) { if (len = state.head.extra_len - state.length, !state.head.extra) state.head.extra = new Array(state.head.extra_len); utils.arraySet(state.head.extra, input, next, copy, len); } if (state.flags & 512) state.check = crc32(state.check, input, copy, next); have -= copy, next += copy, state.length -= copy; } if (state.length) break inf_leave; } state.length = 0, state.mode = NAME; case NAME: if (state.flags & 2048) { if (have === 0) break inf_leave; copy = 0; do if (len = input[next + copy++], state.head && len && state.length < 65536) state.head.name += String.fromCharCode(len); while (len && copy < have); if (state.flags & 512) state.check = crc32(state.check, input, copy, next); if (have -= copy, next += copy, len) break inf_leave; } else if (state.head) state.head.name = null; state.length = 0, state.mode = COMMENT; case COMMENT: if (state.flags & 4096) { if (have === 0) break inf_leave; copy = 0; do if (len = input[next + copy++], state.head && len && state.length < 65536) state.head.comment += String.fromCharCode(len); while (len && copy < have); if (state.flags & 512) state.check = crc32(state.check, input, copy, next); if (have -= copy, next += copy, len) break inf_leave; } else if (state.head) state.head.comment = null; state.mode = HCRC; case HCRC: if (state.flags & 512) { while (bits < 16) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if (hold !== (state.check & 65535)) { strm.msg = "header crc mismatch", state.mode = BAD; break; } hold = 0, bits = 0; } if (state.head) state.head.hcrc = state.flags >> 9 & 1, state.head.done = !0; strm.adler = state.check = 0, state.mode = TYPE; break; case DICTID: while (bits < 32) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } strm.adler = state.check = zswap32(hold), hold = 0, bits = 0, state.mode = DICT; case DICT: if (state.havedict === 0) return strm.next_out = put, strm.avail_out = left, strm.next_in = next, strm.avail_in = have, state.hold = hold, state.bits = bits, Z_NEED_DICT; strm.adler = state.check = 1, state.mode = TYPE; case TYPE: if (flush === Z_BLOCK || flush === Z_TREES) break inf_leave; case TYPEDO: if (state.last) { hold >>>= bits & 7, bits -= bits & 7, state.mode = CHECK; break; } while (bits < 3) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } switch (state.last = hold & 1, hold >>>= 1, bits -= 1, hold & 3) { case 0: state.mode = STORED; break; case 1: if (fixedtables(state), state.mode = LEN_, flush === Z_TREES) { hold >>>= 2, bits -= 2; break inf_leave; } break; case 2: state.mode = TABLE; break; case 3: strm.msg = "invalid block type", state.mode = BAD; } hold >>>= 2, bits -= 2; break; case STORED: hold >>>= bits & 7, bits -= bits & 7; while (bits < 32) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if ((hold & 65535) !== (hold >>> 16 ^ 65535)) { strm.msg = "invalid stored block lengths", state.mode = BAD; break; } if (state.length = hold & 65535, hold = 0, bits = 0, state.mode = COPY_, flush === Z_TREES) break inf_leave; case COPY_: state.mode = COPY; case COPY: if (copy = state.length, copy) { if (copy > have) copy = have; if (copy > left) copy = left; if (copy === 0) break inf_leave; utils.arraySet(output, input, next, copy, put), have -= copy, next += copy, left -= copy, put += copy, state.length -= copy; break; } state.mode = TYPE; break; case TABLE: while (bits < 14) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if (state.nlen = (hold & 31) + 257, hold >>>= 5, bits -= 5, state.ndist = (hold & 31) + 1, hold >>>= 5, bits -= 5, state.ncode = (hold & 15) + 4, hold >>>= 4, bits -= 4, state.nlen > 286 || state.ndist > 30) { strm.msg = "too many length or distance symbols", state.mode = BAD; break; } state.have = 0, state.mode = LENLENS; case LENLENS: while (state.have < state.ncode) { while (bits < 3) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } state.lens[order[state.have++]] = hold & 7, hold >>>= 3, bits -= 3; } while (state.have < 19) state.lens[order[state.have++]] = 0; if (state.lencode = state.lendyn, state.lenbits = 7, opts = { bits: state.lenbits }, ret = inflate_table(CODES, state.lens, 0, 19, state.lencode, 0, state.work, opts), state.lenbits = opts.bits, ret) { strm.msg = "invalid code lengths set", state.mode = BAD; break; } state.have = 0, state.mode = CODELENS; case CODELENS: while (state.have < state.nlen + state.ndist) { for (;; ) { if (here = state.lencode[hold & (1 << state.lenbits) - 1], here_bits = here >>> 24, here_op = here >>> 16 & 255, here_val = here & 65535, here_bits <= bits) break; if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if (here_val < 16) hold >>>= here_bits, bits -= here_bits, state.lens[state.have++] = here_val; else { if (here_val === 16) { n = here_bits + 2; while (bits < n) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if (hold >>>= here_bits, bits -= here_bits, state.have === 0) { strm.msg = "invalid bit length repeat", state.mode = BAD; break; } len = state.lens[state.have - 1], copy = 3 + (hold & 3), hold >>>= 2, bits -= 2; } else if (here_val === 17) { n = here_bits + 3; while (bits < n) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } hold >>>= here_bits, bits -= here_bits, len = 0, copy = 3 + (hold & 7), hold >>>= 3, bits -= 3; } else { n = here_bits + 7; while (bits < n) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } hold >>>= here_bits, bits -= here_bits, len = 0, copy = 11 + (hold & 127), hold >>>= 7, bits -= 7; } if (state.have + copy > state.nlen + state.ndist) { strm.msg = "invalid bit length repeat", state.mode = BAD; break; } while (copy--) state.lens[state.have++] = len; } } if (state.mode === BAD) break; if (state.lens[256] === 0) { strm.msg = "invalid code -- missing end-of-block", state.mode = BAD; break; } if (state.lenbits = 9, opts = { bits: state.lenbits }, ret = inflate_table(LENS, state.lens, 0, state.nlen, state.lencode, 0, state.work, opts), state.lenbits = opts.bits, ret) { strm.msg = "invalid literal/lengths set", state.mode = BAD; break; } if (state.distbits = 6, state.distcode = state.distdyn, opts = { bits: state.distbits }, ret = inflate_table(DISTS, state.lens, state.nlen, state.ndist, state.distcode, 0, state.work, opts), state.distbits = opts.bits, ret) { strm.msg = "invalid distances set", state.mode = BAD; break; } if (state.mode = LEN_, flush === Z_TREES) break inf_leave; case LEN_: state.mode = LEN; case LEN: if (have >= 6 && left >= 258) { if (strm.next_out = put, strm.avail_out = left, strm.next_in = next, strm.avail_in = have, state.hold = hold, state.bits = bits, inflate_fast(strm, _out), put = strm.next_out, output = strm.output, left = strm.avail_out, next = strm.next_in, input = strm.input, have = strm.avail_in, hold = state.hold, bits = state.bits, state.mode === TYPE) state.back = -1; break; } state.back = 0; for (;; ) { if (here = state.lencode[hold & (1 << state.lenbits) - 1], here_bits = here >>> 24, here_op = here >>> 16 & 255, here_val = here & 65535, here_bits <= bits) break; if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if (here_op && (here_op & 240) === 0) { last_bits = here_bits, last_op = here_op, last_val = here_val; for (;; ) { if (here = state.lencode[last_val + ((hold & (1 << last_bits + last_op) - 1) >> last_bits)], here_bits = here >>> 24, here_op = here >>> 16 & 255, here_val = here & 65535, last_bits + here_bits <= bits) break; if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } hold >>>= last_bits, bits -= last_bits, state.back += last_bits; } if (hold >>>= here_bits, bits -= here_bits, state.back += here_bits, state.length = here_val, here_op === 0) { state.mode = LIT; break; } if (here_op & 32) { state.back = -1, state.mode = TYPE; break; } if (here_op & 64) { strm.msg = "invalid literal/length code", state.mode = BAD; break; } state.extra = here_op & 15, state.mode = LENEXT; case LENEXT: if (state.extra) { n = state.extra; while (bits < n) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } state.length += hold & (1 << state.extra) - 1, hold >>>= state.extra, bits -= state.extra, state.back += state.extra; } state.was = state.length, state.mode = DIST; case DIST: for (;; ) { if (here = state.distcode[hold & (1 << state.distbits) - 1], here_bits = here >>> 24, here_op = here >>> 16 & 255, here_val = here & 65535, here_bits <= bits) break; if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if ((here_op & 240) === 0) { last_bits = here_bits, last_op = here_op, last_val = here_val; for (;; ) { if (here = state.distcode[last_val + ((hold & (1 << last_bits + last_op) - 1) >> last_bits)], here_bits = here >>> 24, here_op = here >>> 16 & 255, here_val = here & 65535, last_bits + here_bits <= bits) break; if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } hold >>>= last_bits, bits -= last_bits, state.back += last_bits; } if (hold >>>= here_bits, bits -= here_bits, state.back += here_bits, here_op & 64) { strm.msg = "invalid distance code", state.mode = BAD; break; } state.offset = here_val, state.extra = here_op & 15, state.mode = DISTEXT; case DISTEXT: if (state.extra) { n = state.extra; while (bits < n) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } state.offset += hold & (1 << state.extra) - 1, hold >>>= state.extra, bits -= state.extra, state.back += state.extra; } if (state.offset > state.dmax) { strm.msg = "invalid distance too far back", state.mode = BAD; break; } state.mode = MATCH; case MATCH: if (left === 0) break inf_leave; if (copy = _out - left, state.offset > copy) { if (copy = state.offset - copy, copy > state.whave) { if (state.sane) { strm.msg = "invalid distance too far back", state.mode = BAD; break; } } if (copy > state.wnext) copy -= state.wnext, from = state.wsize - copy; else from = state.wnext - copy; if (copy > state.length) copy = state.length; from_source = state.window; } else from_source = output, from = put - state.offset, copy = state.length; if (copy > left) copy = left; left -= copy, state.length -= copy; do output[put++] = from_source[from++]; while (--copy); if (state.length === 0) state.mode = LEN; break; case LIT: if (left === 0) break inf_leave; output[put++] = state.length, left--, state.mode = LEN; break; case CHECK: if (state.wrap) { while (bits < 32) { if (have === 0) break inf_leave; have--, hold |= input[next++] << bits, bits += 8; } if (_out -= left, strm.total_out += _out, state.total += _out, _out) strm.adler = state.check = state.flags ? crc32(state.check, output, _out, put - _out) : adler32(state.check, output, _out, put - _out); if (_out = left, (state.flags ? hold : zswap32(hold)) !== state.check) { strm.msg = "incorrect data check", state.mode = BAD; break; } hold = 0, bits = 0; } state.mode = LENGTH; case LENGTH: if (state.wrap && state.flags) { while (bits < 32) { if (have === 0) break inf_leave; have--, hold += input[next++] << bits, bits += 8; } if (hold !== (state.total & 4294967295)) { strm.msg = "incorrect length check", state.mode = BAD; break; } hold = 0, bits = 0; } state.mode = DONE; case DONE: ret = Z_STREAM_END; break inf_leave; case BAD: ret = Z_DATA_ERROR; break inf_leave; case MEM: return Z_MEM_ERROR; case SYNC: default: return Z_STREAM_ERROR; } if (strm.next_out = put, strm.avail_out = left, strm.next_in = next, strm.avail_in = have, state.hold = hold, state.bits = bits, state.wsize || _out !== strm.avail_out && state.mode < BAD && (state.mode < CHECK || flush !== Z_FINISH)) { if (updatewindow(strm, strm.output, strm.next_out, _out - strm.avail_out)) return state.mode = MEM, Z_MEM_ERROR; } if (_in -= strm.avail_in, _out -= strm.avail_out, strm.total_in += _in, strm.total_out += _out, state.total += _out, state.wrap && _out) strm.adler = state.check = state.flags ? crc32(state.check, output, _out, strm.next_out - _out) : adler32(state.check, output, _out, strm.next_out - _out); if (strm.data_type = state.bits + (state.last ? 64 : 0) + (state.mode === TYPE ? 128 : 0) + (state.mode === LEN_ || state.mode === COPY_ ? 256 : 0), (_in === 0 && _out === 0 || flush === Z_FINISH) && ret === Z_OK) ret = Z_BUF_ERROR; return ret; } function inflateEnd(strm) { if (!strm || !strm.state) return Z_STREAM_ERROR; var state = strm.state; if (state.window) state.window = null; return strm.state = null, Z_OK; } function inflateGetHeader(strm, head) { var state; if (!strm || !strm.state) return Z_STREAM_ERROR; if (state = strm.state, (state.wrap & 2) === 0) return Z_STREAM_ERROR; return state.head = head, head.done = !1, Z_OK; } function inflateSetDictionary(strm, dictionary) { var dictLength = dictionary.length, state, dictid, ret; if (!strm || !strm.state) return Z_STREAM_ERROR; if (state = strm.state, state.wrap !== 0 && state.mode !== DICT) return Z_STREAM_ERROR; if (state.mode === DICT) { if (dictid = 1, dictid = adler32(dictid, dictionary, dictLength, 0), dictid !== state.check) return Z_DATA_ERROR; } if (ret = updatewindow(strm, dictionary, dictLength, dictLength), ret) return state.mode = MEM, Z_MEM_ERROR; return state.havedict = 1, Z_OK; } exports.inflateReset = inflateReset, exports.inflateReset2 = inflateReset2, exports.inflateResetKeep = inflateResetKeep, exports.inflateInit = inflateInit, exports.inflateInit2 = inflateInit2, exports.inflate = inflate2, exports.inflateEnd = inflateEnd, exports.inflateGetHeader = inflateGetHeader, exports.inflateSetDictionary = inflateSetDictionary, exports.inflateInfo = "pako inflate (from Nodeca project)"; } }), require_constants = __commonJS({ "node_modules/pako/lib/zlib/constants.js"(exports, module2) { module2.exports = { Z_NO_FLUSH: 0, Z_PARTIAL_FLUSH: 1, Z_SYNC_FLUSH: 2, Z_FULL_FLUSH: 3, Z_FINISH: 4, Z_BLOCK: 5, Z_TREES: 6, Z_OK: 0, Z_STREAM_END: 1, Z_NEED_DICT: 2, Z_ERRNO: -1, Z_STREAM_ERROR: -2, Z_DATA_ERROR: -3, Z_BUF_ERROR: -5, Z_NO_COMPRESSION: 0, Z_BEST_SPEED: 1, Z_BEST_COMPRESSION: 9, Z_DEFAULT_COMPRESSION: -1, Z_FILTERED: 1, Z_HUFFMAN_ONLY: 2, Z_RLE: 3, Z_FIXED: 4, Z_DEFAULT_STRATEGY: 0, Z_BINARY: 0, Z_TEXT: 1, Z_UNKNOWN: 2, Z_DEFLATED: 8 }; } }), require_binding = __commonJS({ "node_modules/browserify-zlib/lib/binding.js"(exports) { var Zstream = require_zstream(), zlib_deflate = require_deflate(), zlib_inflate = require_inflate(), constants2 = require_constants(); for (key in constants2) exports[key] = constants2[key]; var key; exports.NONE = 0, exports.DEFLATE = 1, exports.INFLATE = 2, exports.GZIP = 3, exports.GUNZIP = 4, exports.DEFLATERAW = 5, exports.INFLATERAW = 6, exports.UNZIP = 7; var GZIP_HEADER_ID1 = 31, GZIP_HEADER_ID2 = 139; function Zlib(mode) { if (typeof mode !== "number" || mode < exports.DEFLATE || mode > exports.UNZIP) throw new TypeError("Bad argument"); this.dictionary = null, this.err = 0, this.flush = 0, this.init_done = !1, this.level = 0, this.memLevel = 0, this.mode = mode, this.strategy = 0, this.windowBits = 0, this.write_in_progress = !1, this.pending_close = !1, this.gzip_id_bytes_read = 0; } Zlib.prototype.close = function() { if (this.write_in_progress) { this.pending_close = !0; return; } if (this.pending_close = !1, assert(this.init_done, "close before init"), assert(this.mode <= exports.UNZIP), this.mode === exports.DEFLATE || this.mode === exports.GZIP || this.mode === exports.DEFLATERAW) zlib_deflate.deflateEnd(this.strm); else if (this.mode === exports.INFLATE || this.mode === exports.GUNZIP || this.mode === exports.INFLATERAW || this.mode === exports.UNZIP) zlib_inflate.inflateEnd(this.strm); this.mode = exports.NONE, this.dictionary = null; }, Zlib.prototype.write = function(flush, input, in_off, in_len, out, out_off, out_len) { return this._write(!0, flush, input, in_off, in_len, out, out_off, out_len); }, Zlib.prototype.writeSync = function(flush, input, in_off, in_len, out, out_off, out_len) { return this._write(!1, flush, input, in_off, in_len, out, out_off, out_len); }, Zlib.prototype._write = function(async, flush, input, in_off, in_len, out, out_off, out_len) { if (assert.equal(arguments.length, 8), assert(this.init_done, "write before init"), assert(this.mode !== exports.NONE, "already finalized"), assert.equal(!1, this.write_in_progress, "write already in progress"), assert.equal(!1, this.pending_close, "close is pending"), this.write_in_progress = !0, assert.equal(!1, flush === void 0, "must provide flush value"), this.write_in_progress = !0, flush !== exports.Z_NO_FLUSH && flush !== exports.Z_PARTIAL_FLUSH && flush !== exports.Z_SYNC_FLUSH && flush !== exports.Z_FULL_FLUSH && flush !== exports.Z_FINISH && flush !== exports.Z_BLOCK) throw new Error("Invalid flush value"); if (input == null) input = Buffer.alloc(0), in_len = 0, in_off = 0; if (this.strm.avail_in = in_len, this.strm.input = input, this.strm.next_in = in_off, this.strm.avail_out = out_len, this.strm.output = out, this.strm.next_out = out_off, this.flush = flush, !async) { if (this._process(), this._checkError()) return this._afterSync(); return; } var self = this; return process.nextTick(function() { self._process(), self._after(); }), this; }, Zlib.prototype._afterSync = function() { var avail_out = this.strm.avail_out, avail_in = this.strm.avail_in; return this.write_in_progress = !1, [avail_in, avail_out]; }, Zlib.prototype._process = function() { var next_expected_header_byte = null; switch (this.mode) { case exports.DEFLATE: case exports.GZIP: case exports.DEFLATERAW: this.err = zlib_deflate.deflate(this.strm, this.flush); break; case exports.UNZIP: if (this.strm.avail_in > 0) next_expected_header_byte = this.strm.next_in; switch (this.gzip_id_bytes_read) { case 0: if (next_expected_header_byte === null) break; if (this.strm.input[next_expected_header_byte] === GZIP_HEADER_ID1) { if (this.gzip_id_bytes_read = 1, next_expected_header_byte++, this.strm.avail_in === 1) break; } else { this.mode = exports.INFLATE; break; } case 1: if (next_expected_header_byte === null) break; if (this.strm.input[next_expected_header_byte] === GZIP_HEADER_ID2) this.gzip_id_bytes_read = 2, this.mode = exports.GUNZIP; else this.mode = exports.INFLATE; break; default: throw new Error("invalid number of gzip magic number bytes read"); } case exports.INFLATE: case exports.GUNZIP: case exports.INFLATERAW: if (this.err = zlib_inflate.inflate(this.strm, this.flush), this.err === exports.Z_NEED_DICT && this.dictionary) { if (this.err = zlib_inflate.inflateSetDictionary(this.strm, this.dictionary), this.err === exports.Z_OK) this.err = zlib_inflate.inflate(this.strm, this.flush); else if (this.err === exports.Z_DATA_ERROR) this.err = exports.Z_NEED_DICT; } while (this.strm.avail_in > 0 && this.mode === exports.GUNZIP && this.err === exports.Z_STREAM_END && this.strm.next_in[0] !== 0) this.reset(), this.err = zlib_inflate.inflate(this.strm, this.flush); break; default: throw new Error("Unknown mode " + this.mode); } }, Zlib.prototype._checkError = function() { switch (this.err) { case exports.Z_OK: case exports.Z_BUF_ERROR: if (this.strm.avail_out !== 0 && this.flush === exports.Z_FINISH) return this._error("unexpected end of file"), !1; break; case exports.Z_STREAM_END: break; case exports.Z_NEED_DICT: if (this.dictionary == null) this._error("Missing dictionary"); else this._error("Bad dictionary"); return !1; default: return this._error("Zlib error"), !1; } return !0; }, Zlib.prototype._after = function() { if (!this._checkError()) return; var avail_out = this.strm.avail_out, avail_in = this.strm.avail_in; if (this.write_in_progress = !1, this.callback(avail_in, avail_out), this.pending_close) this.close(); }, Zlib.prototype._error = function(message) { if (this.strm.msg) message = this.strm.msg; if (this.onerror(message, this.err), this.write_in_progress = !1, this.pending_close) this.close(); }, Zlib.prototype.init = function(windowBits, level, memLevel, strategy, dictionary) { assert(arguments.length === 4 || arguments.length === 5, "init(windowBits, level, memLevel, strategy, [dictionary])"), assert(windowBits >= 8 && windowBits <= 15, "invalid windowBits"), assert(level >= -1 && level <= 9, "invalid compression level"), assert(memLevel >= 1 && memLevel <= 9, "invalid memlevel"), assert(strategy === exports.Z_FILTERED || strategy === exports.Z_HUFFMAN_ONLY || strategy === exports.Z_RLE || strategy === exports.Z_FIXED || strategy === exports.Z_DEFAULT_STRATEGY, "invalid strategy"), this._init(level, windowBits, memLevel, strategy, dictionary), this._setDictionary(); }, Zlib.prototype.params = function() { throw new Error("deflateParams Not supported"); }, Zlib.prototype.reset = function() { this._reset(), this._setDictionary(); }, Zlib.prototype._init = function(level, windowBits, memLevel, strategy, dictionary) { if (this.level = level, this.windowBits = windowBits, this.memLevel = memLevel, this.strategy = strategy, this.flush = exports.Z_NO_FLUSH, this.err = exports.Z_OK, this.mode === exports.GZIP || this.mode === exports.GUNZIP) this.windowBits += 16; if (this.mode === exports.UNZIP) this.windowBits += 32; if (this.mode === exports.DEFLATERAW || this.mode === exports.INFLATERAW) this.windowBits = -1 * this.windowBits; switch (this.strm = new Zstream, this.mode) { case exports.DEFLATE: case exports.GZIP: case exports.DEFLATERAW: this.err = zlib_deflate.deflateInit2(this.strm, this.level, exports.Z_DEFLATED, this.windowBits, this.memLevel, this.strategy); break; case exports.INFLATE: case exports.GUNZIP: case exports.INFLATERAW: case exports.UNZIP: this.err = zlib_inflate.inflateInit2(this.strm, this.windowBits); break; default: throw new Error("Unknown mode " + this.mode); } if (this.err !== exports.Z_OK) this._error("Init error"); this.dictionary = dictionary, this.write_in_progress = !1, this.init_done = !0; }, Zlib.prototype._setDictionary = function() { if (this.dictionary == null) return; switch (this.err = exports.Z_OK, this.mode) { case exports.DEFLATE: case exports.DEFLATERAW: this.err = zlib_deflate.deflateSetDictionary(this.strm, this.dictionary); break; default: break; } if (this.err !== exports.Z_OK) this._error("Failed to set dictionary"); }, Zlib.prototype._reset = function() { switch (this.err = exports.Z_OK, this.mode) { case exports.DEFLATE: case exports.DEFLATERAW: case exports.GZIP: this.err = zlib_deflate.deflateReset(this.strm); break; case exports.INFLATE: case exports.INFLATERAW: case exports.GUNZIP: this.err = zlib_inflate.inflateReset(this.strm); break; default: break; } if (this.err !== exports.Z_OK) this._error("Failed to reset stream"); }, exports.Zlib = Zlib; } }), require_lib = __commonJS({ "node_modules/browserify-zlib/lib/index.js"(exports) { var Buffer22 = BufferModule.Buffer, Transform2 = StreamModule.Transform, binding = require_binding(), util = Util, assert2 = AssertModule.ok, kMaxLength2 = BufferModule.kMaxLength, kRangeErrorMessage = "Cannot create final Buffer. It would be larger than 0x" + kMaxLength2.toString(16) + " bytes"; binding.Z_MIN_WINDOWBITS = 8, binding.Z_MAX_WINDOWBITS = 15, binding.Z_DEFAULT_WINDOWBITS = 15, binding.Z_MIN_CHUNK = 64, binding.Z_MAX_CHUNK = Infinity, binding.Z_DEFAULT_CHUNK = 16384, binding.Z_MIN_MEMLEVEL = 1, binding.Z_MAX_MEMLEVEL = 9, binding.Z_DEFAULT_MEMLEVEL = 8, binding.Z_MIN_LEVEL = -1, binding.Z_MAX_LEVEL = 9, binding.Z_DEFAULT_LEVEL = binding.Z_DEFAULT_COMPRESSION; var bkeys = Object.keys(binding); for (bk = 0;bk < bkeys.length; bk++) if (bkey = bkeys[bk], bkey.match(/^Z/)) Object.defineProperty(exports, bkey, { enumerable: !0, value: binding[bkey], writable: !1 }); var bkey, bk, codes = { Z_OK: binding.Z_OK, Z_STREAM_END: binding.Z_STREAM_END, Z_NEED_DICT: binding.Z_NEED_DICT, Z_ERRNO: binding.Z_ERRNO, Z_STREAM_ERROR: binding.Z_STREAM_ERROR, Z_DATA_ERROR: binding.Z_DATA_ERROR, Z_MEM_ERROR: binding.Z_MEM_ERROR, Z_BUF_ERROR: binding.Z_BUF_ERROR, Z_VERSION_ERROR: binding.Z_VERSION_ERROR }, ckeys = Object.keys(codes); for (ck = 0;ck < ckeys.length; ck++) ckey = ckeys[ck], codes[codes[ckey]] = ckey; var ckey, ck; Object.defineProperty(exports, "codes", { enumerable: !0, value: Object.freeze(codes), writable: !1 }), exports.constants = require_constants(), exports.Deflate = Deflate2, exports.Inflate = Inflate2, exports.Gzip = Gzip2, exports.Gunzip = Gunzip2, exports.DeflateRaw = DeflateRaw2, exports.InflateRaw = InflateRaw2, exports.Unzip = Unzip2, exports.createDeflate = function(o) { return new Deflate2(o); }, exports.createInflate = function(o) { return new Inflate2(o); }, exports.createDeflateRaw = function(o) { return new DeflateRaw2(o); }, exports.createInflateRaw = function(o) { return new InflateRaw2(o); }, exports.createGzip = function(o) { return new Gzip2(o); }, exports.createGunzip = function(o) { return new Gunzip2(o); }, exports.createUnzip = function(o) { return new Unzip2(o); }, exports.deflate = function(buffer, opts, callback) { if (typeof opts === "function") callback = opts, opts = {}; return zlibBuffer(new Deflate2(opts), buffer, callback); }, exports.deflateSync = function(buffer, opts) { return zlibBufferSync(new Deflate2(opts), buffer); }, exports.gzip = function(buffer, opts, callback) { if (typeof opts === "function") callback = opts, opts = {}; return zlibBuffer(new Gzip2(opts), buffer, callback); }, exports.gzipSync = function(buffer, opts) { return zlibBufferSync(new Gzip2(opts), buffer); }, exports.deflateRaw = function(buffer, opts, callback) { if (typeof opts === "function") callback = opts, opts = {}; return zlibBuffer(new DeflateRaw2(opts), buffer, callback); }, exports.deflateRawSync = function(buffer, opts) { return zlibBufferSync(new DeflateRaw2(opts), buffer); }, exports.unzip = function(buffer, opts, callback) { if (typeof opts === "function") callback = opts, opts = {}; return zlibBuffer(new Unzip2(opts), buffer, callback); }, exports.unzipSync = function(buffer, opts) { return zlibBufferSync(new Unzip2(opts), buffer); }, exports.inflate = function(buffer, opts, callback) { if (typeof opts === "function") callback = opts, opts = {}; return zlibBuffer(new Inflate2(opts), buffer, callback); }, exports.inflateSync = function(buffer, opts) { return zlibBufferSync(new Inflate2(opts), buffer); }, exports.gunzip = function(buffer, opts, callback) { if (typeof opts === "function") callback = opts, opts = {}; return zlibBuffer(new Gunzip2(opts), buffer, callback); }, exports.gunzipSync = function(buffer, opts) { return zlibBufferSync(new Gunzip2(opts), buffer); }, exports.inflateRaw = function(buffer, opts, callback) { if (typeof opts === "function") callback = opts, opts = {}; return zlibBuffer(new InflateRaw2(opts), buffer, callback); }, exports.inflateRawSync = function(buffer, opts) { return zlibBufferSync(new InflateRaw2(opts), buffer); }; function zlibBuffer(engine, buffer, callback) { var buffers = [], nread = 0; engine.on("error", onError), engine.on("end", onEnd), engine.end(buffer), flow(); function flow() { var chunk; while ((chunk = engine.read()) !== null) buffers.push(chunk), nread += chunk.length; engine.once("readable", flow); } function onError(err) { engine.removeListener("end", onEnd), engine.removeListener("readable", flow), callback(err); } function onEnd() { var buf, err = null; if (nread >= kMaxLength2) err = new RangeError(kRangeErrorMessage); else buf = Buffer22.concat(buffers, nread); buffers = [], engine.close(), callback(err, buf); } } function zlibBufferSync(engine, buffer) { if (typeof buffer === "string") buffer = Buffer22.from(buffer); if (!Buffer22.isBuffer(buffer)) throw new TypeError("Not a string or buffer"); var flushFlag = engine._finishFlushFlag; return engine._processChunk(buffer, flushFlag); } function Deflate2(opts) { if (!(this instanceof Deflate2)) return new Deflate2(opts); Zlib.call(this, opts, binding.DEFLATE); } function Inflate2(opts) { if (!(this instanceof Inflate2)) return new Inflate2(opts); Zlib.call(this, opts, binding.INFLATE); } function Gzip2(opts) { if (!(this instanceof Gzip2)) return new Gzip2(opts); Zlib.call(this, opts, binding.GZIP); } function Gunzip2(opts) { if (!(this instanceof Gunzip2)) return new Gunzip2(opts); Zlib.call(this, opts, binding.GUNZIP); } function DeflateRaw2(opts) { if (!(this instanceof DeflateRaw2)) return new DeflateRaw2(opts); Zlib.call(this, opts, binding.DEFLATERAW); } function InflateRaw2(opts) { if (!(this instanceof InflateRaw2)) return new InflateRaw2(opts); Zlib.call(this, opts, binding.INFLATERAW); } function Unzip2(opts) { if (!(this instanceof Unzip2)) return new Unzip2(opts); Zlib.call(this, opts, binding.UNZIP); } function isValidFlushFlag(flag) { return flag === binding.Z_NO_FLUSH || flag === binding.Z_PARTIAL_FLUSH || flag === binding.Z_SYNC_FLUSH || flag === binding.Z_FULL_FLUSH || flag === binding.Z_FINISH || flag === binding.Z_BLOCK; } function Zlib(opts, mode) { var _this = this; if (this._opts = opts = opts || {}, this._chunkSize = opts.chunkSize || exports.Z_DEFAULT_CHUNK, Transform2.call(this, opts), opts.flush && !isValidFlushFlag(opts.flush)) throw new Error("Invalid flush flag: " + opts.flush); if (opts.finishFlush && !isValidFlushFlag(opts.finishFlush)) throw new Error("Invalid flush flag: " + opts.finishFlush); if (this._flushFlag = opts.flush || binding.Z_NO_FLUSH, this._finishFlushFlag = typeof opts.finishFlush !== "undefined" ? opts.finishFlush : binding.Z_FINISH, opts.chunkSize) { if (opts.chunkSize < exports.Z_MIN_CHUNK || opts.chunkSize > exports.Z_MAX_CHUNK) throw new Error("Invalid chunk size: " + opts.chunkSize); } if (opts.windowBits) { if (opts.windowBits < exports.Z_MIN_WINDOWBITS || opts.windowBits > exports.Z_MAX_WINDOWBITS) throw new Error("Invalid windowBits: " + opts.windowBits); } if (opts.level) { if (opts.level < exports.Z_MIN_LEVEL || opts.level > exports.Z_MAX_LEVEL) throw new Error("Invalid compression level: " + opts.level); } if (opts.memLevel) { if (opts.memLevel < exports.Z_MIN_MEMLEVEL || opts.memLevel > exports.Z_MAX_MEMLEVEL) throw new Error("Invalid memLevel: " + opts.memLevel); } if (opts.strategy) { if (opts.strategy != exports.Z_FILTERED && opts.strategy != exports.Z_HUFFMAN_ONLY && opts.strategy != exports.Z_RLE && opts.strategy != exports.Z_FIXED && opts.strategy != exports.Z_DEFAULT_STRATEGY) throw new Error("Invalid strategy: " + opts.strategy); } if (opts.dictionary) { if (!Buffer22.isBuffer(opts.dictionary)) throw new Error("Invalid dictionary: it should be a Buffer instance"); } this._handle = new binding.Zlib(mode); var self = this; this._hadError = !1, this._handle.onerror = function(message, errno) { _close(self), self._hadError = !0; var error = new Error(message); error.errno = errno, error.code = exports.codes[errno], self.emit("error", error); }; var level = exports.Z_DEFAULT_COMPRESSION; if (typeof opts.level === "number") level = opts.level; var strategy = exports.Z_DEFAULT_STRATEGY; if (typeof opts.strategy === "number") strategy = opts.strategy; this._handle.init(opts.windowBits || exports.Z_DEFAULT_WINDOWBITS, level, opts.memLevel || exports.Z_DEFAULT_MEMLEVEL, strategy, opts.dictionary), this._buffer = Buffer22.allocUnsafe(this._chunkSize), this._offset = 0, this._level = level, this._strategy = strategy, this.once("end", this.close), Object.defineProperty(this, "_closed", { get: function() { return !_this._handle; }, configurable: !0, enumerable: !0 }); } util.inherits(Zlib, Transform2), Zlib.prototype.params = function(level, strategy, callback) { if (level < exports.Z_MIN_LEVEL || level > exports.Z_MAX_LEVEL) throw new RangeError("Invalid compression level: " + level); if (strategy != exports.Z_FILTERED && strategy != exports.Z_HUFFMAN_ONLY && strategy != exports.Z_RLE && strategy != exports.Z_FIXED && strategy != exports.Z_DEFAULT_STRATEGY) throw new TypeError("Invalid strategy: " + strategy); if (this._level !== level || this._strategy !== strategy) { var self = this; this.flush(binding.Z_SYNC_FLUSH, function() { if (assert2(self._handle, "zlib binding closed"), self._handle.params(level, strategy), !self._hadError) { if (self._level = level, self._strategy = strategy, callback) callback(); } }); } else process.nextTick(callback); }, Zlib.prototype.reset = function() { return assert2(this._handle, "zlib binding closed"), this._handle.reset(); }, Zlib.prototype._flush = function(callback) { this._transform(Buffer22.alloc(0), "", callback); }, Zlib.prototype.flush = function(kind, callback) { var _this2 = this, ws = this._writableState; if (typeof kind === "function" || kind === void 0 && !callback) callback = kind, kind = binding.Z_FULL_FLUSH; if (ws.ended) { if (callback) process.nextTick(callback); } else if (ws.ending) { if (callback) this.once("end", callback); } else if (ws.needDrain) { if (callback) this.once("drain", function() { return _this2.flush(kind, callback); }); } else this._flushFlag = kind, this.write(Buffer22.alloc(0), "", callback); }, Zlib.prototype.close = function(callback) { _close(this, callback), process.nextTick(emitCloseNT, this); }; function _close(engine, callback) { if (callback) process.nextTick(callback); if (!engine._handle) return; engine._handle.close(), engine._handle = null; } function emitCloseNT(self) { self.emit("close"); } Zlib.prototype._transform = function(chunk, encoding, cb) { var flushFlag, ws = this._writableState, ending = ws.ending || ws.ended, last = ending && (!chunk || ws.length === chunk.length); if (chunk !== null && !Buffer22.isBuffer(chunk)) return cb(new Error("invalid input")); if (!this._handle) return cb(new Error("zlib binding closed")); if (last) flushFlag = this._finishFlushFlag; else if (flushFlag = this._flushFlag, chunk.length >= ws.length) this._flushFlag = this._opts.flush || binding.Z_NO_FLUSH; this._processChunk(chunk, flushFlag, cb); }, Zlib.prototype._processChunk = function(chunk, flushFlag, cb) { var availInBefore = chunk && chunk.length, availOutBefore = this._chunkSize - this._offset, inOff = 0, self = this, async = typeof cb === "function"; if (!async) { var buffers = [], nread = 0, error; this.on("error", function(er) { error = er; }), assert2(this._handle, "zlib binding closed"); do var res = this._handle.writeSync(flushFlag, chunk, inOff, availInBefore, this._buffer, this._offset, availOutBefore); while (!this._hadError && callback(res[0], res[1])); if (this._hadError) throw error; if (nread >= kMaxLength2) throw _close(this), new RangeError(kRangeErrorMessage); var buf = Buffer22.concat(buffers, nread); return _close(this), buf; } assert2(this._handle, "zlib binding closed"); var req = this._handle.write(flushFlag, chunk, inOff, availInBefore, this._buffer, this._offset, availOutBefore); req.buffer = chunk, req.callback = callback; function callback(availInAfter, availOutAfter) { if (this) this.buffer = null, this.callback = null; if (self._hadError) return; var have = availOutBefore - availOutAfter; if (assert2(have >= 0, "have should not go down"), have > 0) { var out = self._buffer.slice(self._offset, self._offset + have); if (self._offset += have, async) self.push(out); else buffers.push(out), nread += out.length; } if (availOutAfter === 0 || self._offset >= self._chunkSize) availOutBefore = self._chunkSize, self._offset = 0, self._buffer = Buffer22.allocUnsafe(self._chunkSize); if (availOutAfter === 0) { if (inOff += availInBefore - availInAfter, availInBefore = availInAfter, !async) return !0; var newReq = self._handle.write(flushFlag, chunk, inOff, availInBefore, self._buffer, self._offset, self._chunkSize); newReq.callback = callback, newReq.buffer = chunk; return; } if (!async) return !1; cb(); } }, util.inherits(Deflate2, Zlib), util.inherits(Inflate2, Zlib), util.inherits(Gzip2, Zlib), util.inherits(Gunzip2, Zlib), util.inherits(DeflateRaw2, Zlib), util.inherits(InflateRaw2, Zlib), util.inherits(Unzip2, Zlib); } }), zlib_exports = require_lib(); zlib_exports[Symbol.for("CommonJS")] = 0; var zlib_default = zlib_exports; Deflate = zlib_exports.Deflate; Inflate = zlib_exports.Inflate; Gzip = zlib_exports.Gzip; Gunzip = zlib_exports.Gunzip; DeflateRaw = zlib_exports.DeflateRaw; InflateRaw = zlib_exports.InflateRaw; Unzip = zlib_exports.Unzip; createDeflate = zlib_exports.createDeflate; createInflate = zlib_exports.createInflate; createDeflateRaw = zlib_exports.createDeflateRaw; createInflateRaw = zlib_exports.createInflateRaw; createGzip = zlib_exports.createGzip; createGunzip = zlib_exports.createGunzip; createUnzip = zlib_exports.createUnzip; deflate = zlib_exports.deflate; deflateSync = zlib_exports.deflateSync; gzip = zlib_exports.gzip; gzipSync = zlib_exports.gzipSync; deflateRaw = zlib_exports.deflateRaw; deflateRawSync = zlib_exports.deflateRawSync; unzip = zlib_exports.unzip; unzipSync = zlib_exports.unzipSync; inflate = zlib_exports.inflate; inflateSync = zlib_exports.inflateSync; gunzip = zlib_exports.gunzip; gunzipSync = zlib_exports.gunzipSync; inflateRaw = zlib_exports.inflateRaw; inflateRawSync = zlib_exports.inflateRawSync; constants = zlib_exports.constants; export { unzipSync, unzip, inflateSync, inflateRawSync, inflateRaw, inflate, gzipSync, gzip, gunzipSync, gunzip, deflateSync, deflateRawSync, deflateRaw, deflate, zlib_default as default, createUnzip, createInflateRaw, createInflate, createGzip, createGunzip, createDeflateRaw, createDeflate, constants, Unzip, InflateRaw, Inflate, Gzip, Gunzip, DeflateRaw, Deflate };