3744 lines
97 KiB
JavaScript
3744 lines
97 KiB
JavaScript
Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
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//#region src/zlib/trees.mjs
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var Z_FIXED = 4;
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var Z_BINARY = 0;
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var Z_TEXT = 1;
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var Z_UNKNOWN = 2;
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function zero$1(buf) {
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let len = buf.length;
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while (--len >= 0) buf[len] = 0;
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}
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var STORED_BLOCK = 0;
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var STATIC_TREES = 1;
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var DYN_TREES = 2;
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var LENGTH_CODES = 29;
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var LITERALS = 256;
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var L_CODES = 286;
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var D_CODES = 30;
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var BL_CODES = 19;
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var HEAP_SIZE$1 = 573;
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var MAX_BITS = 15;
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var Buf_size = 16;
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var MAX_BL_BITS = 7;
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var END_BLOCK = 256;
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var REP_3_6 = 16;
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var REPZ_3_10 = 17;
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var REPZ_11_138 = 18;
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var extra_lbits = new Uint8Array([
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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1,
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1,
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1,
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1,
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2,
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2,
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2,
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2,
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3,
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3,
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3,
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3,
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4,
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4,
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4,
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4,
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5,
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5,
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5,
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5,
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0
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]);
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var extra_dbits = new Uint8Array([
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0,
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0,
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0,
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0,
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1,
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1,
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2,
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2,
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3,
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3,
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4,
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4,
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5,
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5,
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6,
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6,
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7,
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7,
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8,
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8,
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9,
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9,
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10,
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10,
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11,
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11,
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12,
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12,
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13,
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13
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]);
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var extra_blbits = new Uint8Array([
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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2,
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3,
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7
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]);
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var bl_order = new Uint8Array([
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16,
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17,
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18,
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0,
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8,
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7,
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9,
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6,
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10,
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5,
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11,
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4,
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12,
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3,
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13,
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2,
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14,
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1,
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15
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]);
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var DIST_CODE_LEN = 512;
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var static_ltree = new Array(288 * 2);
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zero$1(static_ltree);
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var static_dtree = new Array(D_CODES * 2);
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zero$1(static_dtree);
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var _dist_code = new Array(DIST_CODE_LEN);
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zero$1(_dist_code);
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var _length_code = new Array(256);
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zero$1(_length_code);
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var base_length = new Array(LENGTH_CODES);
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zero$1(base_length);
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var base_dist = new Array(D_CODES);
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zero$1(base_dist);
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var StaticTreeDesc = class {
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constructor(static_tree, extra_bits, extra_base, elems, max_length) {
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this.static_tree = static_tree;
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this.extra_bits = extra_bits;
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this.extra_base = extra_base;
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this.elems = elems;
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this.max_length = max_length;
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this.has_stree = static_tree && static_tree.length;
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}
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};
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var static_l_desc;
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var static_d_desc;
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var static_bl_desc;
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var TreeDesc = class {
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constructor(dyn_tree, stat_desc) {
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this.dyn_tree = dyn_tree;
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this.max_code = 0;
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this.stat_desc = stat_desc;
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}
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};
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var d_code = (dist) => {
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return dist < 256 ? _dist_code[dist] : _dist_code[256 + (dist >>> 7)];
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};
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var put_short = (s, w) => {
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s.pending_buf[s.pending++] = w & 255;
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s.pending_buf[s.pending++] = w >>> 8 & 255;
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};
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var send_bits = (s, value, length) => {
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if (s.bi_valid > Buf_size - length) {
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s.bi_buf |= value << s.bi_valid & 65535;
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put_short(s, s.bi_buf);
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s.bi_buf = value >> Buf_size - s.bi_valid;
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s.bi_valid += length - Buf_size;
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} else {
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s.bi_buf |= value << s.bi_valid & 65535;
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s.bi_valid += length;
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}
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};
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var send_code = (s, c, tree) => {
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send_bits(s, tree[c * 2], tree[c * 2 + 1]);
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};
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var bi_reverse = (code, len) => {
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let res = 0;
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do {
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res |= code & 1;
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code >>>= 1;
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res <<= 1;
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} while (--len > 0);
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return res >>> 1;
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};
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var bi_flush = (s) => {
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if (s.bi_valid === 16) {
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put_short(s, s.bi_buf);
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s.bi_buf = 0;
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s.bi_valid = 0;
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} else if (s.bi_valid >= 8) {
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s.pending_buf[s.pending++] = s.bi_buf & 255;
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s.bi_buf >>= 8;
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s.bi_valid -= 8;
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}
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};
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var gen_bitlen = (s, desc) => {
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const tree = desc.dyn_tree;
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const max_code = desc.max_code;
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const stree = desc.stat_desc.static_tree;
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const has_stree = desc.stat_desc.has_stree;
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const extra = desc.stat_desc.extra_bits;
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const base = desc.stat_desc.extra_base;
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const max_length = desc.stat_desc.max_length;
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let h;
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let n, m;
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let bits;
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let xbits;
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let f;
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let overflow = 0;
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for (bits = 0; bits <= MAX_BITS; bits++) s.bl_count[bits] = 0;
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tree[s.heap[s.heap_max] * 2 + 1] = 0;
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for (h = s.heap_max + 1; h < HEAP_SIZE$1; h++) {
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n = s.heap[h];
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bits = tree[tree[n * 2 + 1] * 2 + 1] + 1;
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if (bits > max_length) {
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bits = max_length;
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overflow++;
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}
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tree[n * 2 + 1] = bits;
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if (n > max_code) continue;
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s.bl_count[bits]++;
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xbits = 0;
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if (n >= base) xbits = extra[n - base];
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f = tree[n * 2];
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s.opt_len += f * (bits + xbits);
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if (has_stree) s.static_len += f * (stree[n * 2 + 1] + xbits);
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}
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if (overflow === 0) return;
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do {
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bits = max_length - 1;
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while (s.bl_count[bits] === 0) bits--;
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s.bl_count[bits]--;
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s.bl_count[bits + 1] += 2;
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s.bl_count[max_length]--;
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overflow -= 2;
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} while (overflow > 0);
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for (bits = max_length; bits !== 0; bits--) {
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n = s.bl_count[bits];
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while (n !== 0) {
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m = s.heap[--h];
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if (m > max_code) continue;
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if (tree[m * 2 + 1] !== bits) {
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s.opt_len += (bits - tree[m * 2 + 1]) * tree[m * 2];
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tree[m * 2 + 1] = bits;
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}
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n--;
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}
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}
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};
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var gen_codes = (tree, max_code, bl_count) => {
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const next_code = new Array(16);
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let code = 0;
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let bits;
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let n;
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for (bits = 1; bits <= MAX_BITS; bits++) {
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code = code + bl_count[bits - 1] << 1;
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next_code[bits] = code;
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}
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for (n = 0; n <= max_code; n++) {
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let len = tree[n * 2 + 1];
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if (len === 0) continue;
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tree[n * 2] = bi_reverse(next_code[len]++, len);
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}
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};
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var tr_static_init = () => {
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let n;
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let bits;
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let length;
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let code;
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let dist;
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const bl_count = new Array(16);
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length = 0;
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for (code = 0; code < LENGTH_CODES - 1; code++) {
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base_length[code] = length;
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for (n = 0; n < 1 << extra_lbits[code]; n++) _length_code[length++] = code;
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}
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_length_code[length - 1] = code;
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dist = 0;
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for (code = 0; code < 16; code++) {
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base_dist[code] = dist;
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for (n = 0; n < 1 << extra_dbits[code]; n++) _dist_code[dist++] = code;
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}
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dist >>= 7;
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for (; code < D_CODES; code++) {
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base_dist[code] = dist << 7;
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for (n = 0; n < 1 << extra_dbits[code] - 7; n++) _dist_code[256 + dist++] = code;
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}
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for (bits = 0; bits <= MAX_BITS; bits++) bl_count[bits] = 0;
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n = 0;
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while (n <= 143) {
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static_ltree[n * 2 + 1] = 8;
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n++;
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bl_count[8]++;
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}
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while (n <= 255) {
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static_ltree[n * 2 + 1] = 9;
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n++;
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bl_count[9]++;
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}
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while (n <= 279) {
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static_ltree[n * 2 + 1] = 7;
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n++;
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bl_count[7]++;
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}
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while (n <= 287) {
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static_ltree[n * 2 + 1] = 8;
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n++;
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bl_count[8]++;
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}
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gen_codes(static_ltree, 287, bl_count);
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for (n = 0; n < D_CODES; n++) {
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static_dtree[n * 2 + 1] = 5;
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static_dtree[n * 2] = bi_reverse(n, 5);
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}
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static_l_desc = new StaticTreeDesc(static_ltree, extra_lbits, 257, L_CODES, MAX_BITS);
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static_d_desc = new StaticTreeDesc(static_dtree, extra_dbits, 0, D_CODES, MAX_BITS);
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static_bl_desc = new StaticTreeDesc(new Array(0), extra_blbits, 0, BL_CODES, MAX_BL_BITS);
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};
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var init_block = (s) => {
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let n;
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for (n = 0; n < L_CODES; n++) s.dyn_ltree[n * 2] = 0;
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for (n = 0; n < D_CODES; n++) s.dyn_dtree[n * 2] = 0;
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for (n = 0; n < BL_CODES; n++) s.bl_tree[n * 2] = 0;
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s.dyn_ltree[END_BLOCK * 2] = 1;
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s.opt_len = s.static_len = 0;
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s.sym_next = s.matches = 0;
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};
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var bi_windup = (s) => {
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if (s.bi_valid > 8) put_short(s, s.bi_buf);
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else if (s.bi_valid > 0) s.pending_buf[s.pending++] = s.bi_buf;
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s.bi_buf = 0;
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s.bi_valid = 0;
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};
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var smaller = (tree, n, m, depth) => {
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const _n2 = n * 2;
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const _m2 = m * 2;
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return tree[_n2] < tree[_m2] || tree[_n2] === tree[_m2] && depth[n] <= depth[m];
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};
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var pqdownheap = (s, tree, k) => {
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const v = s.heap[k];
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let j = k << 1;
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while (j <= s.heap_len) {
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if (j < s.heap_len && smaller(tree, s.heap[j + 1], s.heap[j], s.depth)) j++;
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if (smaller(tree, v, s.heap[j], s.depth)) break;
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s.heap[k] = s.heap[j];
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k = j;
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j <<= 1;
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}
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s.heap[k] = v;
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};
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var compress_block = (s, ltree, dtree) => {
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let dist;
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let lc;
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let sx = 0;
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let code;
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let extra;
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if (s.sym_next !== 0) do {
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dist = s.pending_buf[s.sym_buf + sx++] & 255;
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dist += (s.pending_buf[s.sym_buf + sx++] & 255) << 8;
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lc = s.pending_buf[s.sym_buf + sx++];
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if (dist === 0) send_code(s, lc, ltree);
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else {
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code = _length_code[lc];
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send_code(s, code + LITERALS + 1, ltree);
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extra = extra_lbits[code];
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if (extra !== 0) {
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lc -= base_length[code];
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send_bits(s, lc, extra);
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}
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dist--;
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code = d_code(dist);
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send_code(s, code, dtree);
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extra = extra_dbits[code];
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if (extra !== 0) {
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dist -= base_dist[code];
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send_bits(s, dist, extra);
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}
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}
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} while (sx < s.sym_next);
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send_code(s, END_BLOCK, ltree);
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};
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var build_tree = (s, desc) => {
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const tree = desc.dyn_tree;
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const stree = desc.stat_desc.static_tree;
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const has_stree = desc.stat_desc.has_stree;
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const elems = desc.stat_desc.elems;
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let n, m;
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let max_code = -1;
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let node;
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s.heap_len = 0;
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s.heap_max = HEAP_SIZE$1;
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for (n = 0; n < elems; n++) if (tree[n * 2] !== 0) {
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s.heap[++s.heap_len] = max_code = n;
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s.depth[n] = 0;
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} else tree[n * 2 + 1] = 0;
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while (s.heap_len < 2) {
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node = s.heap[++s.heap_len] = max_code < 2 ? ++max_code : 0;
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tree[node * 2] = 1;
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s.depth[node] = 0;
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s.opt_len--;
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if (has_stree) s.static_len -= stree[node * 2 + 1];
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}
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desc.max_code = max_code;
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for (n = s.heap_len >> 1; n >= 1; n--) pqdownheap(s, tree, n);
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node = elems;
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do {
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/*** pqremove ***/
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n = s.heap[1];
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s.heap[1] = s.heap[s.heap_len--];
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pqdownheap(s, tree, 1);
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m = s.heap[1];
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s.heap[--s.heap_max] = n;
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s.heap[--s.heap_max] = m;
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tree[node * 2] = tree[n * 2] + tree[m * 2];
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s.depth[node] = (s.depth[n] >= s.depth[m] ? s.depth[n] : s.depth[m]) + 1;
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tree[n * 2 + 1] = tree[m * 2 + 1] = node;
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s.heap[1] = node++;
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pqdownheap(s, tree, 1);
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} while (s.heap_len >= 2);
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s.heap[--s.heap_max] = s.heap[1];
|
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gen_bitlen(s, desc);
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gen_codes(tree, max_code, s.bl_count);
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};
|
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var scan_tree = (s, tree, max_code) => {
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let n;
|
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let prevlen = -1;
|
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let curlen;
|
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let nextlen = tree[1];
|
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let count = 0;
|
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let max_count = 7;
|
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let min_count = 4;
|
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if (nextlen === 0) {
|
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max_count = 138;
|
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min_count = 3;
|
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}
|
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tree[(max_code + 1) * 2 + 1] = 65535;
|
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for (n = 0; n <= max_code; n++) {
|
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curlen = nextlen;
|
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nextlen = tree[(n + 1) * 2 + 1];
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if (++count < max_count && curlen === nextlen) continue;
|
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else if (count < min_count) s.bl_tree[curlen * 2] += count;
|
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else if (curlen !== 0) {
|
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if (curlen !== prevlen) s.bl_tree[curlen * 2]++;
|
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s.bl_tree[REP_3_6 * 2]++;
|
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} else if (count <= 10) s.bl_tree[REPZ_3_10 * 2]++;
|
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else s.bl_tree[REPZ_11_138 * 2]++;
|
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count = 0;
|
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prevlen = curlen;
|
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if (nextlen === 0) {
|
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max_count = 138;
|
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min_count = 3;
|
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} else if (curlen === nextlen) {
|
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max_count = 6;
|
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min_count = 3;
|
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} else {
|
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max_count = 7;
|
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min_count = 4;
|
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}
|
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}
|
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};
|
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var send_tree = (s, tree, max_code) => {
|
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let n;
|
|
let prevlen = -1;
|
|
let curlen;
|
|
let nextlen = tree[1];
|
|
let count = 0;
|
|
let max_count = 7;
|
|
let min_count = 4;
|
|
if (nextlen === 0) {
|
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max_count = 138;
|
|
min_count = 3;
|
|
}
|
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for (n = 0; n <= max_code; n++) {
|
|
curlen = nextlen;
|
|
nextlen = tree[(n + 1) * 2 + 1];
|
|
if (++count < max_count && curlen === nextlen) continue;
|
|
else if (count < min_count) do
|
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send_code(s, curlen, s.bl_tree);
|
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while (--count !== 0);
|
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else if (curlen !== 0) {
|
|
if (curlen !== prevlen) {
|
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send_code(s, curlen, s.bl_tree);
|
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count--;
|
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}
|
|
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);
|
|
}
|
|
count = 0;
|
|
prevlen = curlen;
|
|
if (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;
|
|
}
|
|
}
|
|
};
|
|
var build_bl_tree = (s) => {
|
|
let 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;
|
|
s.opt_len += 3 * (max_blindex + 1) + 5 + 5 + 4;
|
|
return max_blindex;
|
|
};
|
|
var send_all_trees = (s, lcodes, dcodes, blcodes) => {
|
|
let 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);
|
|
};
|
|
var detect_data_type = (s) => {
|
|
let block_mask = 4093624447;
|
|
let n;
|
|
for (n = 0; n <= 31; n++, block_mask >>>= 1) if (block_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 = false;
|
|
var _tr_init = (s) => {
|
|
if (!static_init_done) {
|
|
tr_static_init();
|
|
static_init_done = true;
|
|
}
|
|
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);
|
|
};
|
|
var _tr_stored_block = (s, buf, stored_len, last) => {
|
|
send_bits(s, (STORED_BLOCK << 1) + (last ? 1 : 0), 3);
|
|
bi_windup(s);
|
|
put_short(s, stored_len);
|
|
put_short(s, ~stored_len);
|
|
if (stored_len) s.pending_buf.set(s.window.subarray(buf, buf + stored_len), s.pending);
|
|
s.pending += stored_len;
|
|
};
|
|
var _tr_align = (s) => {
|
|
send_bits(s, STATIC_TREES << 1, 3);
|
|
send_code(s, END_BLOCK, static_ltree);
|
|
bi_flush(s);
|
|
};
|
|
var _tr_flush_block = (s, buf, stored_len, last) => {
|
|
let opt_lenb, static_lenb;
|
|
let max_blindex = 0;
|
|
if (s.level > 0) {
|
|
if (s.strm.data_type === Z_UNKNOWN) s.strm.data_type = detect_data_type(s);
|
|
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;
|
|
if (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);
|
|
}
|
|
init_block(s);
|
|
if (last) bi_windup(s);
|
|
};
|
|
var _tr_tally = (s, dist, lc) => {
|
|
s.pending_buf[s.sym_buf + s.sym_next++] = dist;
|
|
s.pending_buf[s.sym_buf + s.sym_next++] = dist >> 8;
|
|
s.pending_buf[s.sym_buf + s.sym_next++] = lc;
|
|
if (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.sym_next === s.sym_end;
|
|
};
|
|
//#endregion
|
|
//#region src/zlib/adler32.mjs
|
|
var adler32 = (adler, buf, len, pos) => {
|
|
let s1 = adler & 65535 | 0, s2 = adler >>> 16 & 65535 | 0, n = 0;
|
|
while (len !== 0) {
|
|
n = len > 2e3 ? 2e3 : len;
|
|
len -= n;
|
|
do {
|
|
s1 = s1 + buf[pos++] | 0;
|
|
s2 = s2 + s1 | 0;
|
|
} while (--n);
|
|
s1 %= 65521;
|
|
s2 %= 65521;
|
|
}
|
|
return s1 | s2 << 16 | 0;
|
|
};
|
|
//#endregion
|
|
//#region src/zlib/crc32.mjs
|
|
var makeTable = () => {
|
|
let 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 = new Uint32Array(makeTable());
|
|
var crc32 = (crc, buf, len, pos) => {
|
|
const t = crcTable;
|
|
const end = pos + len;
|
|
crc ^= -1;
|
|
for (let i = pos; i < end; i++) crc = crc >>> 8 ^ t[(crc ^ buf[i]) & 255];
|
|
return crc ^ -1;
|
|
};
|
|
//#endregion
|
|
//#region src/zlib/messages.mjs
|
|
var messages_default = {
|
|
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"
|
|
};
|
|
//#endregion
|
|
//#region src/zlib/constants.mjs
|
|
var Z_NO_FLUSH = 0;
|
|
var Z_PARTIAL_FLUSH = 1;
|
|
var Z_SYNC_FLUSH = 2;
|
|
var Z_FULL_FLUSH = 3;
|
|
var Z_FINISH = 4;
|
|
var Z_BLOCK = 5;
|
|
var Z_TREES = 6;
|
|
var Z_OK = 0;
|
|
var Z_STREAM_END = 1;
|
|
var Z_NEED_DICT = 2;
|
|
var Z_ERRNO = -1;
|
|
var Z_STREAM_ERROR = -2;
|
|
var Z_DATA_ERROR = -3;
|
|
var Z_MEM_ERROR = -4;
|
|
var Z_BUF_ERROR = -5;
|
|
//#endregion
|
|
//#region src/zlib/deflate.mjs
|
|
var MAX_MEM_LEVEL = 9;
|
|
var MAX_WBITS = 15;
|
|
var DEF_MEM_LEVEL = 8;
|
|
var HEAP_SIZE = 573;
|
|
var MIN_MATCH = 3;
|
|
var MAX_MATCH = 258;
|
|
var MIN_LOOKAHEAD = 262;
|
|
var PRESET_DICT = 32;
|
|
var INIT_STATE = 42;
|
|
var GZIP_STATE = 57;
|
|
var EXTRA_STATE = 69;
|
|
var NAME_STATE = 73;
|
|
var COMMENT_STATE = 91;
|
|
var HCRC_STATE = 103;
|
|
var BUSY_STATE = 113;
|
|
var FINISH_STATE = 666;
|
|
var BS_NEED_MORE = 1;
|
|
var BS_BLOCK_DONE = 2;
|
|
var BS_FINISH_STARTED = 3;
|
|
var BS_FINISH_DONE = 4;
|
|
var OS_CODE = 3;
|
|
var err = (strm, errorCode) => {
|
|
strm.msg = messages_default[errorCode];
|
|
return errorCode;
|
|
};
|
|
var rank = (f) => {
|
|
return f * 2 - (f > 4 ? 9 : 0);
|
|
};
|
|
var zero = (buf) => {
|
|
let len = buf.length;
|
|
while (--len >= 0) buf[len] = 0;
|
|
};
|
|
var slide_hash = (s) => {
|
|
let n, m;
|
|
let p;
|
|
let wsize = s.w_size;
|
|
n = s.hash_size;
|
|
p = n;
|
|
do {
|
|
m = s.head[--p];
|
|
s.head[p] = m >= wsize ? m - wsize : 0;
|
|
} while (--n);
|
|
n = wsize;
|
|
p = n;
|
|
do {
|
|
m = s.prev[--p];
|
|
s.prev[p] = m >= wsize ? m - wsize : 0;
|
|
} while (--n);
|
|
};
|
|
var HASH = (s, prev, data) => (prev << s.hash_shift ^ data) & s.hash_mask;
|
|
var INSERT_STRING = (s, str) => {
|
|
let h;
|
|
if (s.legacy_hash) h = s.ins_h = HASH(s, s.ins_h, s.window[str + MIN_MATCH - 1]);
|
|
else {
|
|
const w = s.window;
|
|
const value = w[str] | w[str + 1] << 8 | w[str + 2] << 16 | w[str + 3] << 24;
|
|
h = s.ins_h = Math.imul(value, 66521) + 66521 >>> 16 & s.hash_mask;
|
|
}
|
|
const hash_head = s.prev[str & s.w_mask] = s.head[h];
|
|
s.head[h] = str;
|
|
return hash_head;
|
|
};
|
|
var flush_pending = (strm) => {
|
|
const s = strm.state;
|
|
let len = s.pending;
|
|
if (len > strm.avail_out) len = strm.avail_out;
|
|
if (len === 0) return;
|
|
strm.output.set(s.pending_buf.subarray(s.pending_out, 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;
|
|
if (s.pending === 0) s.pending_out = 0;
|
|
};
|
|
var flush_block_only = (s, last) => {
|
|
_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);
|
|
};
|
|
var put_byte = (s, b) => {
|
|
s.pending_buf[s.pending++] = b;
|
|
};
|
|
var putShortMSB = (s, b) => {
|
|
s.pending_buf[s.pending++] = b >>> 8 & 255;
|
|
s.pending_buf[s.pending++] = b & 255;
|
|
};
|
|
var read_buf = (strm, buf, start, size) => {
|
|
let len = strm.avail_in;
|
|
if (len > size) len = size;
|
|
if (len === 0) return 0;
|
|
strm.avail_in -= len;
|
|
buf.set(strm.input.subarray(strm.next_in, strm.next_in + len), start);
|
|
if (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);
|
|
strm.next_in += len;
|
|
strm.total_in += len;
|
|
return len;
|
|
};
|
|
var longest_match = (s, cur_match) => {
|
|
let chain_length = s.max_chain_length;
|
|
let scan = s.strstart;
|
|
let match;
|
|
let len;
|
|
let best_len = s.prev_length;
|
|
let nice_match = s.nice_match;
|
|
const limit = s.strstart > s.w_size - MIN_LOOKAHEAD ? s.strstart - (s.w_size - MIN_LOOKAHEAD) : 0;
|
|
const _win = s.window;
|
|
const wmask = s.w_mask;
|
|
const prev = s.prev;
|
|
const strend = s.strstart + MAX_MATCH;
|
|
let scan_end1 = _win[scan + best_len - 1];
|
|
let 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 {
|
|
match = cur_match;
|
|
if (_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);
|
|
len = MAX_MATCH - (strend - scan);
|
|
scan = strend - MAX_MATCH;
|
|
if (len > best_len) {
|
|
s.match_start = cur_match;
|
|
best_len = len;
|
|
if (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;
|
|
};
|
|
var fill_window = (s) => {
|
|
const _w_size = s.w_size;
|
|
let n, more, str;
|
|
do {
|
|
more = s.window_size - s.lookahead - s.strstart;
|
|
if (s.strstart >= _w_size + (_w_size - MIN_LOOKAHEAD)) {
|
|
s.window.set(s.window.subarray(_w_size, _w_size + _w_size - more), 0);
|
|
s.match_start -= _w_size;
|
|
s.strstart -= _w_size;
|
|
s.block_start -= _w_size;
|
|
if (s.insert > s.strstart) s.insert = s.strstart;
|
|
slide_hash(s);
|
|
more += _w_size;
|
|
}
|
|
if (s.strm.avail_in === 0) break;
|
|
n = read_buf(s.strm, s.window, s.strstart + s.lookahead, more);
|
|
s.lookahead += n;
|
|
if (!s.legacy_hash) {
|
|
if (s.lookahead + s.insert > MIN_MATCH) {
|
|
str = s.strstart - s.insert;
|
|
while (s.insert) {
|
|
INSERT_STRING(s, str);
|
|
str++;
|
|
s.insert--;
|
|
if (s.lookahead + s.insert <= MIN_MATCH) break;
|
|
}
|
|
}
|
|
} else if (s.lookahead + s.insert >= MIN_MATCH) {
|
|
str = s.strstart - s.insert;
|
|
s.ins_h = s.window[str];
|
|
s.ins_h = HASH(s, s.ins_h, s.window[str + 1]);
|
|
while (s.insert) {
|
|
INSERT_STRING(s, str);
|
|
str++;
|
|
s.insert--;
|
|
if (s.lookahead + s.insert < MIN_MATCH) break;
|
|
}
|
|
}
|
|
} while (s.lookahead < MIN_LOOKAHEAD && s.strm.avail_in !== 0);
|
|
};
|
|
var deflate_stored = (s, flush) => {
|
|
let min_block = s.pending_buf_size - 5 > s.w_size ? s.w_size : s.pending_buf_size - 5;
|
|
let len, left, have, last = 0;
|
|
let used = s.strm.avail_in;
|
|
do {
|
|
len = 65535;
|
|
have = s.bi_valid + 42 >> 3;
|
|
if (s.strm.avail_out < have) break;
|
|
have = s.strm.avail_out - have;
|
|
left = s.strstart - s.block_start;
|
|
if (len > left + s.strm.avail_in) len = left + s.strm.avail_in;
|
|
if (len > have) len = have;
|
|
if (len < min_block && (len === 0 && flush !== 4 || flush === 0 || len !== left + s.strm.avail_in)) break;
|
|
last = flush === 4 && len === left + s.strm.avail_in ? 1 : 0;
|
|
_tr_stored_block(s, 0, 0, last);
|
|
s.pending_buf[s.pending - 4] = len;
|
|
s.pending_buf[s.pending - 3] = len >> 8;
|
|
s.pending_buf[s.pending - 2] = ~len;
|
|
s.pending_buf[s.pending - 1] = ~len >> 8;
|
|
flush_pending(s.strm);
|
|
if (left) {
|
|
if (left > len) left = len;
|
|
s.strm.output.set(s.window.subarray(s.block_start, s.block_start + left), s.strm.next_out);
|
|
s.strm.next_out += left;
|
|
s.strm.avail_out -= left;
|
|
s.strm.total_out += left;
|
|
s.block_start += left;
|
|
len -= left;
|
|
}
|
|
if (len) {
|
|
read_buf(s.strm, s.strm.output, s.strm.next_out, len);
|
|
s.strm.next_out += len;
|
|
s.strm.avail_out -= len;
|
|
s.strm.total_out += len;
|
|
}
|
|
} while (last === 0);
|
|
used -= s.strm.avail_in;
|
|
if (used) {
|
|
if (used >= s.w_size) {
|
|
s.matches = 2;
|
|
s.window.set(s.strm.input.subarray(s.strm.next_in - s.w_size, s.strm.next_in), 0);
|
|
s.strstart = s.w_size;
|
|
s.insert = s.strstart;
|
|
} else {
|
|
if (s.window_size - s.strstart <= used) {
|
|
s.strstart -= s.w_size;
|
|
s.window.set(s.window.subarray(s.w_size, s.w_size + s.strstart), 0);
|
|
if (s.matches < 2) s.matches++;
|
|
if (s.insert > s.strstart) s.insert = s.strstart;
|
|
}
|
|
s.window.set(s.strm.input.subarray(s.strm.next_in - used, s.strm.next_in), s.strstart);
|
|
s.strstart += used;
|
|
s.insert += used > s.w_size - s.insert ? s.w_size - s.insert : used;
|
|
}
|
|
s.block_start = s.strstart;
|
|
}
|
|
if (s.high_water < s.strstart) s.high_water = s.strstart;
|
|
if (last) return BS_FINISH_DONE;
|
|
if (flush !== 0 && flush !== 4 && s.strm.avail_in === 0 && s.strstart === s.block_start) return BS_BLOCK_DONE;
|
|
have = s.window_size - s.strstart;
|
|
if (s.strm.avail_in > have && s.block_start >= s.w_size) {
|
|
s.block_start -= s.w_size;
|
|
s.strstart -= s.w_size;
|
|
s.window.set(s.window.subarray(s.w_size, s.w_size + s.strstart), 0);
|
|
if (s.matches < 2) s.matches++;
|
|
have += s.w_size;
|
|
if (s.insert > s.strstart) s.insert = s.strstart;
|
|
}
|
|
if (have > s.strm.avail_in) have = s.strm.avail_in;
|
|
if (have) {
|
|
read_buf(s.strm, s.window, s.strstart, have);
|
|
s.strstart += have;
|
|
s.insert += have > s.w_size - s.insert ? s.w_size - s.insert : have;
|
|
}
|
|
if (s.high_water < s.strstart) s.high_water = s.strstart;
|
|
have = s.bi_valid + 42 >> 3;
|
|
have = s.pending_buf_size - have > 65535 ? 65535 : s.pending_buf_size - have;
|
|
min_block = have > s.w_size ? s.w_size : have;
|
|
left = s.strstart - s.block_start;
|
|
if (left >= min_block || (left || flush === 4) && flush !== 0 && s.strm.avail_in === 0 && left <= have) {
|
|
len = left > have ? have : left;
|
|
last = flush === 4 && s.strm.avail_in === 0 && len === left ? 1 : 0;
|
|
_tr_stored_block(s, s.block_start, len, last);
|
|
s.block_start += len;
|
|
flush_pending(s.strm);
|
|
}
|
|
return last ? BS_FINISH_STARTED : BS_NEED_MORE;
|
|
};
|
|
var deflate_fast = (s, flush) => {
|
|
let hash_head;
|
|
let bflush;
|
|
for (;;) {
|
|
if (s.lookahead < MIN_LOOKAHEAD) {
|
|
fill_window(s);
|
|
if (s.lookahead < MIN_LOOKAHEAD && flush === 0) return BS_NEED_MORE;
|
|
if (s.lookahead === 0) break;
|
|
}
|
|
hash_head = 0;
|
|
if (s.lookahead >= MIN_MATCH) hash_head = INSERT_STRING(s, 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) {
|
|
/*** _tr_tally_dist(s, s.strstart - s.match_start,
|
|
s.match_length - MIN_MATCH, bflush); ***/
|
|
bflush = _tr_tally(s, s.strstart - s.match_start, s.match_length - MIN_MATCH);
|
|
s.lookahead -= s.match_length;
|
|
if (s.match_length <= s.max_lazy_match && s.lookahead >= MIN_MATCH) {
|
|
s.match_length--;
|
|
do {
|
|
s.strstart++;
|
|
hash_head = INSERT_STRING(s, s.strstart);
|
|
} while (--s.match_length !== 0);
|
|
s.strstart++;
|
|
} else {
|
|
s.strstart += s.match_length;
|
|
s.match_length = 0;
|
|
if (s.legacy_hash) {
|
|
s.ins_h = s.window[s.strstart];
|
|
s.ins_h = HASH(s, s.ins_h, s.window[s.strstart + 1]);
|
|
}
|
|
}
|
|
} else {
|
|
/*** _tr_tally_lit(s, s.window[s.strstart], bflush); ***/
|
|
bflush = _tr_tally(s, 0, s.window[s.strstart]);
|
|
s.lookahead--;
|
|
s.strstart++;
|
|
}
|
|
if (bflush) {
|
|
/*** FLUSH_BLOCK(s, 0); ***/
|
|
flush_block_only(s, false);
|
|
if (s.strm.avail_out === 0) return BS_NEED_MORE;
|
|
}
|
|
}
|
|
s.insert = s.strstart < MIN_MATCH - 1 ? s.strstart : MIN_MATCH - 1;
|
|
if (flush === 4) {
|
|
/*** FLUSH_BLOCK(s, 1); ***/
|
|
flush_block_only(s, true);
|
|
if (s.strm.avail_out === 0) return BS_FINISH_STARTED;
|
|
return BS_FINISH_DONE;
|
|
}
|
|
if (s.sym_next) {
|
|
/*** FLUSH_BLOCK(s, 0); ***/
|
|
flush_block_only(s, false);
|
|
if (s.strm.avail_out === 0) return BS_NEED_MORE;
|
|
}
|
|
return BS_BLOCK_DONE;
|
|
};
|
|
var deflate_slow = (s, flush) => {
|
|
let hash_head;
|
|
let bflush;
|
|
let max_insert;
|
|
for (;;) {
|
|
if (s.lookahead < MIN_LOOKAHEAD) {
|
|
fill_window(s);
|
|
if (s.lookahead < MIN_LOOKAHEAD && flush === 0) return BS_NEED_MORE;
|
|
if (s.lookahead === 0) break;
|
|
}
|
|
hash_head = 0;
|
|
if (s.lookahead >= MIN_MATCH) hash_head = INSERT_STRING(s, s.strstart);
|
|
s.prev_length = s.match_length;
|
|
s.prev_match = s.match_start;
|
|
s.match_length = MIN_MATCH - 1;
|
|
if (hash_head !== 0 && s.prev_length < s.max_lazy_match && s.strstart - hash_head <= s.w_size - MIN_LOOKAHEAD) {
|
|
s.match_length = longest_match(s, hash_head);
|
|
if (s.match_length <= 5 && (s.strategy === 1 || 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;
|
|
/***_tr_tally_dist(s, s.strstart - 1 - s.prev_match,
|
|
s.prev_length - MIN_MATCH, bflush);***/
|
|
bflush = _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) hash_head = INSERT_STRING(s, s.strstart);
|
|
while (--s.prev_length !== 0);
|
|
s.match_available = 0;
|
|
s.match_length = MIN_MATCH - 1;
|
|
s.strstart++;
|
|
if (bflush) {
|
|
/*** FLUSH_BLOCK(s, 0); ***/
|
|
flush_block_only(s, false);
|
|
if (s.strm.avail_out === 0) return BS_NEED_MORE;
|
|
}
|
|
} else if (s.match_available) {
|
|
/*** _tr_tally_lit(s, s.window[s.strstart-1], bflush); ***/
|
|
bflush = _tr_tally(s, 0, s.window[s.strstart - 1]);
|
|
if (bflush)
|
|
/*** FLUSH_BLOCK_ONLY(s, 0) ***/
|
|
flush_block_only(s, false);
|
|
s.strstart++;
|
|
s.lookahead--;
|
|
if (s.strm.avail_out === 0) return BS_NEED_MORE;
|
|
} else {
|
|
s.match_available = 1;
|
|
s.strstart++;
|
|
s.lookahead--;
|
|
}
|
|
}
|
|
if (s.match_available) {
|
|
/*** _tr_tally_lit(s, s.window[s.strstart-1], bflush); ***/
|
|
bflush = _tr_tally(s, 0, s.window[s.strstart - 1]);
|
|
s.match_available = 0;
|
|
}
|
|
s.insert = s.strstart < MIN_MATCH - 1 ? s.strstart : MIN_MATCH - 1;
|
|
if (flush === 4) {
|
|
/*** FLUSH_BLOCK(s, 1); ***/
|
|
flush_block_only(s, true);
|
|
if (s.strm.avail_out === 0) return BS_FINISH_STARTED;
|
|
return BS_FINISH_DONE;
|
|
}
|
|
if (s.sym_next) {
|
|
/*** FLUSH_BLOCK(s, 0); ***/
|
|
flush_block_only(s, false);
|
|
if (s.strm.avail_out === 0) return BS_NEED_MORE;
|
|
}
|
|
return BS_BLOCK_DONE;
|
|
};
|
|
var deflate_rle = (s, flush) => {
|
|
let bflush;
|
|
let prev;
|
|
let scan, strend;
|
|
const _win = s.window;
|
|
for (;;) {
|
|
if (s.lookahead <= MAX_MATCH) {
|
|
fill_window(s);
|
|
if (s.lookahead <= MAX_MATCH && flush === 0) return BS_NEED_MORE;
|
|
if (s.lookahead === 0) break;
|
|
}
|
|
s.match_length = 0;
|
|
if (s.lookahead >= MIN_MATCH && s.strstart > 0) {
|
|
scan = s.strstart - 1;
|
|
prev = _win[scan];
|
|
if (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);
|
|
s.match_length = MAX_MATCH - (strend - scan);
|
|
if (s.match_length > s.lookahead) s.match_length = s.lookahead;
|
|
}
|
|
}
|
|
if (s.match_length >= MIN_MATCH) {
|
|
/*** _tr_tally_dist(s, 1, s.match_length - MIN_MATCH, bflush); ***/
|
|
bflush = _tr_tally(s, 1, s.match_length - MIN_MATCH);
|
|
s.lookahead -= s.match_length;
|
|
s.strstart += s.match_length;
|
|
s.match_length = 0;
|
|
} else {
|
|
/*** _tr_tally_lit(s, s.window[s.strstart], bflush); ***/
|
|
bflush = _tr_tally(s, 0, s.window[s.strstart]);
|
|
s.lookahead--;
|
|
s.strstart++;
|
|
}
|
|
if (bflush) {
|
|
/*** FLUSH_BLOCK(s, 0); ***/
|
|
flush_block_only(s, false);
|
|
if (s.strm.avail_out === 0) return BS_NEED_MORE;
|
|
}
|
|
}
|
|
s.insert = 0;
|
|
if (flush === 4) {
|
|
/*** FLUSH_BLOCK(s, 1); ***/
|
|
flush_block_only(s, true);
|
|
if (s.strm.avail_out === 0) return BS_FINISH_STARTED;
|
|
return BS_FINISH_DONE;
|
|
}
|
|
if (s.sym_next) {
|
|
/*** FLUSH_BLOCK(s, 0); ***/
|
|
flush_block_only(s, false);
|
|
if (s.strm.avail_out === 0) return BS_NEED_MORE;
|
|
}
|
|
return BS_BLOCK_DONE;
|
|
};
|
|
var deflate_huff = (s, flush) => {
|
|
let bflush;
|
|
for (;;) {
|
|
if (s.lookahead === 0) {
|
|
fill_window(s);
|
|
if (s.lookahead === 0) {
|
|
if (flush === 0) return BS_NEED_MORE;
|
|
break;
|
|
}
|
|
}
|
|
s.match_length = 0;
|
|
/*** _tr_tally_lit(s, s.window[s.strstart], bflush); ***/
|
|
bflush = _tr_tally(s, 0, s.window[s.strstart]);
|
|
s.lookahead--;
|
|
s.strstart++;
|
|
if (bflush) {
|
|
/*** FLUSH_BLOCK(s, 0); ***/
|
|
flush_block_only(s, false);
|
|
if (s.strm.avail_out === 0) return BS_NEED_MORE;
|
|
}
|
|
}
|
|
s.insert = 0;
|
|
if (flush === 4) {
|
|
/*** FLUSH_BLOCK(s, 1); ***/
|
|
flush_block_only(s, true);
|
|
if (s.strm.avail_out === 0) return BS_FINISH_STARTED;
|
|
return BS_FINISH_DONE;
|
|
}
|
|
if (s.sym_next) {
|
|
/*** FLUSH_BLOCK(s, 0); ***/
|
|
flush_block_only(s, false);
|
|
if (s.strm.avail_out === 0) return BS_NEED_MORE;
|
|
}
|
|
return BS_BLOCK_DONE;
|
|
};
|
|
var Config = class {
|
|
constructor(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)
|
|
];
|
|
var lm_init = (s) => {
|
|
s.window_size = 2 * s.w_size;
|
|
/*** CLEAR_HASH(s); ***/
|
|
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;
|
|
};
|
|
var DeflateState = class {
|
|
constructor() {
|
|
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 = 8;
|
|
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.legacy_hash = 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 Uint16Array(HEAP_SIZE * 2);
|
|
this.dyn_dtree = /* @__PURE__ */ new Uint16Array(122);
|
|
this.bl_tree = /* @__PURE__ */ new Uint16Array(78);
|
|
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 = /* @__PURE__ */ new Uint16Array(16);
|
|
this.heap = /* @__PURE__ */ new Uint16Array(573);
|
|
zero(this.heap);
|
|
this.heap_len = 0;
|
|
this.heap_max = 0;
|
|
this.depth = /* @__PURE__ */ new Uint16Array(573);
|
|
zero(this.depth);
|
|
this.sym_buf = 0;
|
|
this.lit_bufsize = 0;
|
|
this.sym_next = 0;
|
|
this.sym_end = 0;
|
|
this.opt_len = 0;
|
|
this.static_len = 0;
|
|
this.matches = 0;
|
|
this.insert = 0;
|
|
this.bi_buf = 0;
|
|
this.bi_valid = 0;
|
|
}
|
|
};
|
|
var deflateStateCheck = (strm) => {
|
|
if (!strm) return 1;
|
|
const s = strm.state;
|
|
if (!s || s.strm !== strm || s.status !== INIT_STATE && s.status !== GZIP_STATE && s.status !== EXTRA_STATE && s.status !== NAME_STATE && s.status !== COMMENT_STATE && s.status !== HCRC_STATE && s.status !== BUSY_STATE && s.status !== FINISH_STATE) return 1;
|
|
return 0;
|
|
};
|
|
var deflateResetKeep = (strm) => {
|
|
if (deflateStateCheck(strm)) return err(strm, -2);
|
|
strm.total_in = strm.total_out = 0;
|
|
strm.data_type = 2;
|
|
const s = strm.state;
|
|
s.pending = 0;
|
|
s.pending_out = 0;
|
|
if (s.wrap < 0) s.wrap = -s.wrap;
|
|
s.status = s.wrap === 2 ? GZIP_STATE : s.wrap ? INIT_STATE : BUSY_STATE;
|
|
strm.adler = s.wrap === 2 ? 0 : 1;
|
|
s.last_flush = -2;
|
|
_tr_init(s);
|
|
return 0;
|
|
};
|
|
var deflateReset = (strm) => {
|
|
const ret = deflateResetKeep(strm);
|
|
if (ret === 0) lm_init(strm.state);
|
|
return ret;
|
|
};
|
|
var deflateSetHeader = (strm, head) => {
|
|
if (deflateStateCheck(strm) || strm.state.wrap !== 2) return -2;
|
|
strm.state.gzhead = head;
|
|
return 0;
|
|
};
|
|
var deflateInit2 = (strm, level, method, windowBits, memLevel, strategy, legacyHash) => {
|
|
if (!strm) return -2;
|
|
let wrap = 1;
|
|
if (level === -1) 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 !== 8 || windowBits < 8 || windowBits > 15 || level < 0 || level > 9 || strategy < 0 || strategy > 4 || windowBits === 8 && wrap !== 1) return err(strm, -2);
|
|
if (windowBits === 8) windowBits = 9;
|
|
const s = new DeflateState();
|
|
strm.state = s;
|
|
s.strm = strm;
|
|
s.status = INIT_STATE;
|
|
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.legacy_hash = legacyHash ? 1 : 0;
|
|
s.hash_bits = memLevel + 7;
|
|
if (!s.legacy_hash && s.hash_bits < 15) s.hash_bits = 15;
|
|
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 Uint8Array(s.w_size * 2);
|
|
s.head = new Uint16Array(s.hash_size);
|
|
s.prev = new Uint16Array(s.w_size);
|
|
s.lit_bufsize = 1 << memLevel + 6;
|
|
s.pending_buf_size = s.lit_bufsize * 4;
|
|
s.pending_buf = new Uint8Array(s.pending_buf_size);
|
|
s.sym_buf = s.lit_bufsize;
|
|
s.sym_end = (s.lit_bufsize - 1) * 3;
|
|
s.level = level;
|
|
s.strategy = strategy;
|
|
s.method = method;
|
|
return deflateReset(strm);
|
|
};
|
|
var deflateInit = (strm, level) => {
|
|
return deflateInit2(strm, level, 8, MAX_WBITS, DEF_MEM_LEVEL, 0);
|
|
};
|
|
var deflate$1 = (strm, flush) => {
|
|
if (deflateStateCheck(strm) || flush > 5 || flush < 0) return strm ? err(strm, -2) : -2;
|
|
const s = strm.state;
|
|
if (!strm.output || strm.avail_in !== 0 && !strm.input || s.status === FINISH_STATE && flush !== 4) return err(strm, strm.avail_out === 0 ? -5 : -2);
|
|
const old_flush = s.last_flush;
|
|
s.last_flush = flush;
|
|
if (s.pending !== 0) {
|
|
flush_pending(strm);
|
|
if (strm.avail_out === 0) {
|
|
s.last_flush = -1;
|
|
return 0;
|
|
}
|
|
} else if (strm.avail_in === 0 && rank(flush) <= rank(old_flush) && flush !== 4) return err(strm, -5);
|
|
if (s.status === FINISH_STATE && strm.avail_in !== 0) return err(strm, -5);
|
|
if (s.status === INIT_STATE && s.wrap === 0) s.status = BUSY_STATE;
|
|
if (s.status === INIT_STATE) {
|
|
let header = 8 + (s.w_bits - 8 << 4) << 8;
|
|
let level_flags = -1;
|
|
if (s.strategy >= 2 || 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;
|
|
header |= level_flags << 6;
|
|
if (s.strstart !== 0) header |= PRESET_DICT;
|
|
header += 31 - header % 31;
|
|
putShortMSB(s, header);
|
|
if (s.strstart !== 0) {
|
|
putShortMSB(s, strm.adler >>> 16);
|
|
putShortMSB(s, strm.adler & 65535);
|
|
}
|
|
strm.adler = 1;
|
|
s.status = BUSY_STATE;
|
|
flush_pending(strm);
|
|
if (s.pending !== 0) {
|
|
s.last_flush = -1;
|
|
return 0;
|
|
}
|
|
}
|
|
if (s.status === GZIP_STATE) {
|
|
strm.adler = 0;
|
|
put_byte(s, 31);
|
|
put_byte(s, 139);
|
|
put_byte(s, 8);
|
|
if (!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 >= 2 || s.level < 2 ? 4 : 0);
|
|
put_byte(s, OS_CODE);
|
|
s.status = BUSY_STATE;
|
|
flush_pending(strm);
|
|
if (s.pending !== 0) {
|
|
s.last_flush = -1;
|
|
return 0;
|
|
}
|
|
} else {
|
|
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 >= 2 || s.level < 2 ? 4 : 0);
|
|
put_byte(s, s.gzhead.os & 255);
|
|
if (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;
|
|
}
|
|
}
|
|
if (s.status === EXTRA_STATE) {
|
|
if (s.gzhead.extra) {
|
|
let beg = s.pending;
|
|
let left = (s.gzhead.extra.length & 65535) - s.gzindex;
|
|
while (s.pending + left > s.pending_buf_size) {
|
|
let copy = s.pending_buf_size - s.pending;
|
|
s.pending_buf.set(s.gzhead.extra.subarray(s.gzindex, s.gzindex + copy), s.pending);
|
|
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);
|
|
s.gzindex += copy;
|
|
flush_pending(strm);
|
|
if (s.pending !== 0) {
|
|
s.last_flush = -1;
|
|
return 0;
|
|
}
|
|
beg = 0;
|
|
left -= copy;
|
|
}
|
|
let gzhead_extra = new Uint8Array(s.gzhead.extra);
|
|
s.pending_buf.set(gzhead_extra.subarray(s.gzindex, s.gzindex + left), s.pending);
|
|
s.pending += left;
|
|
if (s.gzhead.hcrc && s.pending > beg) strm.adler = crc32(strm.adler, s.pending_buf, s.pending - beg, beg);
|
|
s.gzindex = 0;
|
|
}
|
|
s.status = NAME_STATE;
|
|
}
|
|
if (s.status === NAME_STATE) {
|
|
if (s.gzhead.name) {
|
|
let beg = s.pending;
|
|
let val;
|
|
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);
|
|
flush_pending(strm);
|
|
if (s.pending !== 0) {
|
|
s.last_flush = -1;
|
|
return 0;
|
|
}
|
|
beg = 0;
|
|
}
|
|
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);
|
|
s.gzindex = 0;
|
|
}
|
|
s.status = COMMENT_STATE;
|
|
}
|
|
if (s.status === COMMENT_STATE) {
|
|
if (s.gzhead.comment) {
|
|
let beg = s.pending;
|
|
let val;
|
|
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);
|
|
flush_pending(strm);
|
|
if (s.pending !== 0) {
|
|
s.last_flush = -1;
|
|
return 0;
|
|
}
|
|
beg = 0;
|
|
}
|
|
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);
|
|
}
|
|
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 !== 0) {
|
|
s.last_flush = -1;
|
|
return 0;
|
|
}
|
|
}
|
|
put_byte(s, strm.adler & 255);
|
|
put_byte(s, strm.adler >> 8 & 255);
|
|
strm.adler = 0;
|
|
}
|
|
s.status = BUSY_STATE;
|
|
flush_pending(strm);
|
|
if (s.pending !== 0) {
|
|
s.last_flush = -1;
|
|
return 0;
|
|
}
|
|
}
|
|
if (strm.avail_in !== 0 || s.lookahead !== 0 || flush !== 0 && s.status !== FINISH_STATE) {
|
|
let bstate = s.level === 0 ? deflate_stored(s, flush) : s.strategy === 2 ? deflate_huff(s, flush) : s.strategy === 3 ? 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 0;
|
|
}
|
|
if (bstate === BS_BLOCK_DONE) {
|
|
if (flush === 1) _tr_align(s);
|
|
else if (flush !== 5) {
|
|
_tr_stored_block(s, 0, 0, false);
|
|
if (flush === 3) {
|
|
/*** CLEAR_HASH(s); ***/ zero(s.head);
|
|
if (s.lookahead === 0) {
|
|
s.strstart = 0;
|
|
s.block_start = 0;
|
|
s.insert = 0;
|
|
}
|
|
}
|
|
}
|
|
flush_pending(strm);
|
|
if (strm.avail_out === 0) {
|
|
s.last_flush = -1;
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
if (flush !== 4) return 0;
|
|
if (s.wrap <= 0) return 1;
|
|
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);
|
|
}
|
|
flush_pending(strm);
|
|
if (s.wrap > 0) s.wrap = -s.wrap;
|
|
return s.pending !== 0 ? 0 : 1;
|
|
};
|
|
var deflateEnd = (strm) => {
|
|
if (deflateStateCheck(strm)) return -2;
|
|
const status = strm.state.status;
|
|
strm.state = null;
|
|
return status === BUSY_STATE ? err(strm, -3) : 0;
|
|
};
|
|
var deflateSetDictionary = (strm, dictionary) => {
|
|
let dictLength = dictionary.length;
|
|
if (deflateStateCheck(strm)) return -2;
|
|
const s = strm.state;
|
|
const wrap = s.wrap;
|
|
if (wrap === 2 || wrap === 1 && s.status !== INIT_STATE || s.lookahead) return -2;
|
|
if (wrap === 1) strm.adler = adler32(strm.adler, dictionary, dictLength, 0);
|
|
s.wrap = 0;
|
|
if (dictLength >= s.w_size) {
|
|
if (wrap === 0) {
|
|
/*** CLEAR_HASH(s); ***/
|
|
zero(s.head);
|
|
s.strstart = 0;
|
|
s.block_start = 0;
|
|
s.insert = 0;
|
|
}
|
|
let tmpDict = new Uint8Array(s.w_size);
|
|
tmpDict.set(dictionary.subarray(dictLength - s.w_size, dictLength), 0);
|
|
dictionary = tmpDict;
|
|
dictLength = s.w_size;
|
|
}
|
|
const avail = strm.avail_in;
|
|
const next = strm.next_in;
|
|
const input = strm.input;
|
|
strm.avail_in = dictLength;
|
|
strm.next_in = 0;
|
|
strm.input = dictionary;
|
|
fill_window(s);
|
|
while (s.lookahead >= MIN_MATCH) {
|
|
let str = s.strstart;
|
|
let n = s.lookahead - (MIN_MATCH - 1);
|
|
do {
|
|
INSERT_STRING(s, str);
|
|
str++;
|
|
} while (--n);
|
|
s.strstart = str;
|
|
s.lookahead = MIN_MATCH - 1;
|
|
fill_window(s);
|
|
}
|
|
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;
|
|
return 0;
|
|
};
|
|
//#endregion
|
|
//#region src/zlib/inffast.mjs
|
|
var BAD$1 = 16209;
|
|
var TYPE$1 = 16191;
|
|
function inflate_fast(strm, start) {
|
|
let _in;
|
|
let last;
|
|
let _out;
|
|
let beg;
|
|
let end;
|
|
let dmax;
|
|
let wsize;
|
|
let whave;
|
|
let wnext;
|
|
let s_window;
|
|
let hold;
|
|
let bits;
|
|
let lcode;
|
|
let dcode;
|
|
let lmask;
|
|
let dmask;
|
|
let here;
|
|
let op;
|
|
let len;
|
|
let dist;
|
|
let from;
|
|
let from_source;
|
|
let input, output;
|
|
const 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 (;;) {
|
|
op = here >>> 24;
|
|
hold >>>= op;
|
|
bits -= op;
|
|
op = here >>> 16 & 255;
|
|
if (op === 0) output[_out++] = here & 65535;
|
|
else if (op & 16) {
|
|
len = here & 65535;
|
|
op &= 15;
|
|
if (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 (;;) {
|
|
op = here >>> 24;
|
|
hold >>>= op;
|
|
bits -= op;
|
|
op = here >>> 16 & 255;
|
|
if (op & 16) {
|
|
dist = here & 65535;
|
|
op &= 15;
|
|
if (bits < op) {
|
|
hold += input[_in++] << bits;
|
|
bits += 8;
|
|
if (bits < op) {
|
|
hold += input[_in++] << bits;
|
|
bits += 8;
|
|
}
|
|
}
|
|
dist += hold & (1 << op) - 1;
|
|
if (dist > dmax) {
|
|
strm.msg = "invalid distance too far back";
|
|
state.mode = BAD$1;
|
|
break top;
|
|
}
|
|
hold >>>= op;
|
|
bits -= op;
|
|
op = _out - beg;
|
|
if (dist > op) {
|
|
op = dist - op;
|
|
if (op > whave) {
|
|
if (state.sane) {
|
|
strm.msg = "invalid distance too far back";
|
|
state.mode = BAD$1;
|
|
break top;
|
|
}
|
|
}
|
|
from = 0;
|
|
from_source = s_window;
|
|
if (wnext === 0) {
|
|
from += wsize - op;
|
|
if (op < len) {
|
|
len -= op;
|
|
do
|
|
output[_out++] = s_window[from++];
|
|
while (--op);
|
|
from = _out - dist;
|
|
from_source = output;
|
|
}
|
|
} else if (wnext < op) {
|
|
from += wsize + wnext - op;
|
|
op -= wnext;
|
|
if (op < len) {
|
|
len -= op;
|
|
do
|
|
output[_out++] = s_window[from++];
|
|
while (--op);
|
|
from = 0;
|
|
if (wnext < len) {
|
|
op = wnext;
|
|
len -= op;
|
|
do
|
|
output[_out++] = s_window[from++];
|
|
while (--op);
|
|
from = _out - dist;
|
|
from_source = output;
|
|
}
|
|
}
|
|
} else {
|
|
from += wnext - op;
|
|
if (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) {
|
|
output[_out++] = from_source[from++];
|
|
if (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) {
|
|
output[_out++] = output[from++];
|
|
if (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$1;
|
|
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$1;
|
|
break top;
|
|
} else {
|
|
strm.msg = "invalid literal/length code";
|
|
state.mode = BAD$1;
|
|
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;
|
|
}
|
|
//#endregion
|
|
//#region src/zlib/inftrees.mjs
|
|
var MAXBITS = 15;
|
|
var ENOUGH_LENS$1 = 852;
|
|
var ENOUGH_DISTS$1 = 592;
|
|
var CODES$1 = 0;
|
|
var LENS$1 = 1;
|
|
var DISTS$1 = 2;
|
|
var lbase = new Uint16Array([
|
|
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
|
|
]);
|
|
var lext = new Uint8Array([
|
|
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,
|
|
199,
|
|
75
|
|
]);
|
|
var dbase = new Uint16Array([
|
|
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
|
|
]);
|
|
var dext = new Uint8Array([
|
|
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
|
|
]);
|
|
var inflate_table = (type, lens, lens_index, codes, table, table_index, work, opts) => {
|
|
const bits = opts.bits;
|
|
let len = 0;
|
|
let sym = 0;
|
|
let min = 0, max = 0;
|
|
let root = 0;
|
|
let curr = 0;
|
|
let drop = 0;
|
|
let left = 0;
|
|
let used = 0;
|
|
let huff = 0;
|
|
let incr;
|
|
let fill;
|
|
let low;
|
|
let mask;
|
|
let next;
|
|
let base = null;
|
|
let match;
|
|
const count = /* @__PURE__ */ new Uint16Array(16);
|
|
const offs = /* @__PURE__ */ new Uint16Array(16);
|
|
let extra = null;
|
|
let 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) {
|
|
table[table_index++] = 20971520;
|
|
table[table_index++] = 20971520;
|
|
opts.bits = 1;
|
|
return 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++) {
|
|
left <<= 1;
|
|
left -= count[len];
|
|
if (left < 0) return -1;
|
|
}
|
|
if (left > 0 && (type === CODES$1 || 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$1) {
|
|
base = extra = work;
|
|
match = 20;
|
|
} else if (type === LENS$1) {
|
|
base = lbase;
|
|
extra = lext;
|
|
match = 257;
|
|
} else {
|
|
base = dbase;
|
|
extra = dext;
|
|
match = 0;
|
|
}
|
|
huff = 0;
|
|
sym = 0;
|
|
len = min;
|
|
next = table_index;
|
|
curr = root;
|
|
drop = 0;
|
|
low = -1;
|
|
used = 1 << root;
|
|
mask = used - 1;
|
|
if (type === LENS$1 && used > ENOUGH_LENS$1 || type === DISTS$1 && used > ENOUGH_DISTS$1) return 1;
|
|
for (;;) {
|
|
here_bits = len - drop;
|
|
if (work[sym] + 1 < match) {
|
|
here_op = 0;
|
|
here_val = work[sym];
|
|
} else if (work[sym] >= match) {
|
|
here_op = extra[work[sym] - match];
|
|
here_val = base[work[sym] - match];
|
|
} 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;
|
|
sym++;
|
|
if (--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) {
|
|
left -= count[curr + drop];
|
|
if (left <= 0) break;
|
|
curr++;
|
|
left <<= 1;
|
|
}
|
|
used += 1 << curr;
|
|
if (type === LENS$1 && used > ENOUGH_LENS$1 || type === DISTS$1 && used > ENOUGH_DISTS$1) return 1;
|
|
low = huff & mask;
|
|
table[low] = root << 24 | curr << 16 | next - table_index | 0;
|
|
}
|
|
}
|
|
if (huff !== 0) table[next + huff] = len - drop << 24 | 4194304;
|
|
opts.bits = root;
|
|
return 0;
|
|
};
|
|
//#endregion
|
|
//#region src/zlib/inflate.mjs
|
|
var CODES = 0;
|
|
var LENS = 1;
|
|
var DISTS = 2;
|
|
var HEAD = 16180;
|
|
var FLAGS = 16181;
|
|
var TIME = 16182;
|
|
var OS = 16183;
|
|
var EXLEN = 16184;
|
|
var EXTRA = 16185;
|
|
var NAME = 16186;
|
|
var COMMENT = 16187;
|
|
var HCRC = 16188;
|
|
var DICTID = 16189;
|
|
var DICT = 16190;
|
|
var TYPE = 16191;
|
|
var TYPEDO = 16192;
|
|
var STORED = 16193;
|
|
var COPY_ = 16194;
|
|
var COPY = 16195;
|
|
var TABLE = 16196;
|
|
var LENLENS = 16197;
|
|
var CODELENS = 16198;
|
|
var LEN_ = 16199;
|
|
var LEN = 16200;
|
|
var LENEXT = 16201;
|
|
var DIST = 16202;
|
|
var DISTEXT = 16203;
|
|
var MATCH = 16204;
|
|
var LIT = 16205;
|
|
var CHECK = 16206;
|
|
var LENGTH = 16207;
|
|
var DONE = 16208;
|
|
var BAD = 16209;
|
|
var MEM = 16210;
|
|
var SYNC = 16211;
|
|
var ENOUGH_LENS = 852;
|
|
var ENOUGH_DISTS = 592;
|
|
var DEF_WBITS = 15;
|
|
var zswap32 = (q) => {
|
|
return (q >>> 24 & 255) + (q >>> 8 & 65280) + ((q & 65280) << 8) + ((q & 255) << 24);
|
|
};
|
|
var InflateState = class {
|
|
constructor() {
|
|
this.strm = null;
|
|
this.mode = 0;
|
|
this.last = false;
|
|
this.wrap = 0;
|
|
this.havedict = false;
|
|
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 = /* @__PURE__ */ new Uint16Array(320);
|
|
this.work = /* @__PURE__ */ new Uint16Array(288);
|
|
this.lendyn = null;
|
|
this.distdyn = null;
|
|
this.sane = 0;
|
|
this.back = 0;
|
|
this.was = 0;
|
|
}
|
|
};
|
|
var inflateStateCheck = (strm) => {
|
|
if (!strm) return 1;
|
|
const state = strm.state;
|
|
if (!state || state.strm !== strm || state.mode < HEAD || state.mode > SYNC) return 1;
|
|
return 0;
|
|
};
|
|
var inflateResetKeep = (strm) => {
|
|
if (inflateStateCheck(strm)) return -2;
|
|
const state = strm.state;
|
|
strm.total_in = strm.total_out = state.total = 0;
|
|
strm.msg = "";
|
|
if (state.wrap) strm.adler = state.wrap & 1;
|
|
state.mode = HEAD;
|
|
state.last = 0;
|
|
state.havedict = 0;
|
|
state.flags = -1;
|
|
state.dmax = 32768;
|
|
state.head = null;
|
|
state.hold = 0;
|
|
state.bits = 0;
|
|
state.lencode = state.lendyn = new Int32Array(ENOUGH_LENS);
|
|
state.distcode = state.distdyn = new Int32Array(ENOUGH_DISTS);
|
|
state.sane = 1;
|
|
state.back = -1;
|
|
return 0;
|
|
};
|
|
var inflateReset = (strm) => {
|
|
if (inflateStateCheck(strm)) return -2;
|
|
const state = strm.state;
|
|
state.wsize = 0;
|
|
state.whave = 0;
|
|
state.wnext = 0;
|
|
return inflateResetKeep(strm);
|
|
};
|
|
var inflateReset2 = (strm, windowBits) => {
|
|
let wrap;
|
|
if (inflateStateCheck(strm)) return -2;
|
|
const state = strm.state;
|
|
if (windowBits < 0) {
|
|
wrap = 0;
|
|
windowBits = -windowBits;
|
|
} else {
|
|
wrap = (windowBits >> 4) + 5;
|
|
if (windowBits < 48) windowBits &= 15;
|
|
}
|
|
if (windowBits && (windowBits < 8 || windowBits > 15)) return -2;
|
|
if (state.window !== null && state.wbits !== windowBits) state.window = null;
|
|
state.wrap = wrap;
|
|
state.wbits = windowBits;
|
|
return inflateReset(strm);
|
|
};
|
|
var inflateInit2 = (strm, windowBits) => {
|
|
if (!strm) return -2;
|
|
const state = new InflateState();
|
|
strm.state = state;
|
|
state.strm = strm;
|
|
state.window = null;
|
|
state.mode = HEAD;
|
|
const ret = inflateReset2(strm, windowBits);
|
|
if (ret !== 0) strm.state = null;
|
|
return ret;
|
|
};
|
|
var inflateInit = (strm) => {
|
|
return inflateInit2(strm, DEF_WBITS);
|
|
};
|
|
var virgin = true;
|
|
var lenfix, distfix;
|
|
var fixedtables = (state) => {
|
|
if (virgin) {
|
|
lenfix = /* @__PURE__ */ new Int32Array(512);
|
|
distfix = /* @__PURE__ */ new Int32Array(32);
|
|
let 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 = false;
|
|
}
|
|
state.lencode = lenfix;
|
|
state.lenbits = 9;
|
|
state.distcode = distfix;
|
|
state.distbits = 5;
|
|
};
|
|
var updatewindow = (strm, src, end, copy) => {
|
|
let dist;
|
|
const state = strm.state;
|
|
if (state.window === null) state.window = new Uint8Array(1 << state.wbits);
|
|
if (state.wsize === 0) {
|
|
state.wsize = 1 << state.wbits;
|
|
state.wnext = 0;
|
|
state.whave = 0;
|
|
}
|
|
if (copy >= state.wsize) {
|
|
state.window.set(src.subarray(end - state.wsize, end), 0);
|
|
state.wnext = 0;
|
|
state.whave = state.wsize;
|
|
} else {
|
|
dist = state.wsize - state.wnext;
|
|
if (dist > copy) dist = copy;
|
|
state.window.set(src.subarray(end - copy, end - copy + dist), state.wnext);
|
|
copy -= dist;
|
|
if (copy) {
|
|
state.window.set(src.subarray(end - copy, end), 0);
|
|
state.wnext = copy;
|
|
state.whave = state.wsize;
|
|
} else {
|
|
state.wnext += dist;
|
|
if (state.wnext === state.wsize) state.wnext = 0;
|
|
if (state.whave < state.wsize) state.whave += dist;
|
|
}
|
|
}
|
|
return 0;
|
|
};
|
|
var inflate$1 = (strm, flush) => {
|
|
let state;
|
|
let input, output;
|
|
let next;
|
|
let put;
|
|
let have, left;
|
|
let hold;
|
|
let bits;
|
|
let _in, _out;
|
|
let copy;
|
|
let from;
|
|
let from_source;
|
|
let here = 0;
|
|
let here_bits, here_op, here_val;
|
|
let last_bits, last_op, last_val;
|
|
let len;
|
|
let ret;
|
|
const hbuf = /* @__PURE__ */ new Uint8Array(4);
|
|
let opts;
|
|
let n;
|
|
const order = new Uint8Array([
|
|
16,
|
|
17,
|
|
18,
|
|
0,
|
|
8,
|
|
7,
|
|
9,
|
|
6,
|
|
10,
|
|
5,
|
|
11,
|
|
4,
|
|
12,
|
|
3,
|
|
13,
|
|
2,
|
|
14,
|
|
1,
|
|
15
|
|
]);
|
|
if (inflateStateCheck(strm) || !strm.output || !strm.input && strm.avail_in !== 0) return -2;
|
|
state = strm.state;
|
|
if (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 = 0;
|
|
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) {
|
|
if (state.wbits === 0) state.wbits = 15;
|
|
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.head) state.head.done = false;
|
|
if (!(state.wrap & 1) || (((hold & 255) << 8) + (hold >> 8)) % 31) {
|
|
strm.msg = "incorrect header check";
|
|
state.mode = BAD;
|
|
break;
|
|
}
|
|
if ((hold & 15) !== 8) {
|
|
strm.msg = "unknown compression method";
|
|
state.mode = BAD;
|
|
break;
|
|
}
|
|
hold >>>= 4;
|
|
bits -= 4;
|
|
len = (hold & 15) + 8;
|
|
if (state.wbits === 0) state.wbits = len;
|
|
if (len > 15 || len > state.wbits) {
|
|
strm.msg = "invalid window size";
|
|
state.mode = BAD;
|
|
break;
|
|
}
|
|
state.dmax = 1 << state.wbits;
|
|
state.flags = 0;
|
|
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;
|
|
}
|
|
state.flags = hold;
|
|
if ((state.flags & 255) !== 8) {
|
|
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 && state.wrap & 4) {
|
|
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 && state.wrap & 4) {
|
|
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 && state.wrap & 4) {
|
|
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;
|
|
}
|
|
state.length = hold;
|
|
if (state.head) state.head.extra_len = hold;
|
|
if (state.flags & 512 && state.wrap & 4) {
|
|
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) {
|
|
copy = state.length;
|
|
if (copy > have) copy = have;
|
|
if (copy) {
|
|
if (state.head) {
|
|
len = state.head.extra_len - state.length;
|
|
if (!state.head.extra) state.head.extra = new Uint8Array(state.head.extra_len);
|
|
state.head.extra.set(input.subarray(next, next + copy), len);
|
|
}
|
|
if (state.flags & 512 && state.wrap & 4) 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 {
|
|
len = input[next + copy++];
|
|
if (state.head && len && state.length < 65536) state.head.name += String.fromCharCode(len);
|
|
} while (len && copy < have);
|
|
if (state.flags & 512 && state.wrap & 4) state.check = crc32(state.check, input, copy, next);
|
|
have -= copy;
|
|
next += copy;
|
|
if (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 {
|
|
len = input[next + copy++];
|
|
if (state.head && len && state.length < 65536) state.head.comment += String.fromCharCode(len);
|
|
} while (len && copy < have);
|
|
if (state.flags & 512 && state.wrap & 4) state.check = crc32(state.check, input, copy, next);
|
|
have -= copy;
|
|
next += copy;
|
|
if (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 (state.wrap & 4 && 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 = true;
|
|
}
|
|
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) {
|
|
strm.next_out = put;
|
|
strm.avail_out = left;
|
|
strm.next_in = next;
|
|
strm.avail_in = have;
|
|
state.hold = hold;
|
|
state.bits = bits;
|
|
return 2;
|
|
}
|
|
strm.adler = state.check = 1;
|
|
state.mode = TYPE;
|
|
case TYPE: if (flush === 5 || flush === 6) 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;
|
|
}
|
|
state.last = hold & 1;
|
|
hold >>>= 1;
|
|
bits -= 1;
|
|
switch (hold & 3) {
|
|
case 0:
|
|
state.mode = STORED;
|
|
break;
|
|
case 1:
|
|
fixedtables(state);
|
|
state.mode = LEN_;
|
|
if (flush === 6) {
|
|
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;
|
|
}
|
|
state.length = hold & 65535;
|
|
hold = 0;
|
|
bits = 0;
|
|
state.mode = COPY_;
|
|
if (flush === 6) break inf_leave;
|
|
case COPY_: state.mode = COPY;
|
|
case COPY:
|
|
copy = state.length;
|
|
if (copy) {
|
|
if (copy > have) copy = have;
|
|
if (copy > left) copy = left;
|
|
if (copy === 0) break inf_leave;
|
|
output.set(input.subarray(next, 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;
|
|
}
|
|
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;
|
|
if (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;
|
|
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;
|
|
if (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 (;;) {
|
|
here = state.lencode[hold & (1 << state.lenbits) - 1];
|
|
here_bits = here >>> 24;
|
|
here_op = here >>> 16 & 255;
|
|
here_val = here & 65535;
|
|
if (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;
|
|
}
|
|
hold >>>= here_bits;
|
|
bits -= here_bits;
|
|
if (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;
|
|
}
|
|
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;
|
|
if (ret) {
|
|
strm.msg = "invalid literal/lengths set";
|
|
state.mode = BAD;
|
|
break;
|
|
}
|
|
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;
|
|
if (ret) {
|
|
strm.msg = "invalid distances set";
|
|
state.mode = BAD;
|
|
break;
|
|
}
|
|
state.mode = LEN_;
|
|
if (flush === 6) break inf_leave;
|
|
case LEN_: state.mode = LEN;
|
|
case LEN:
|
|
if (have >= 6 && left >= 258) {
|
|
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;
|
|
if (state.mode === TYPE) state.back = -1;
|
|
break;
|
|
}
|
|
state.back = 0;
|
|
for (;;) {
|
|
here = state.lencode[hold & (1 << state.lenbits) - 1];
|
|
here_bits = here >>> 24;
|
|
here_op = here >>> 16 & 255;
|
|
here_val = here & 65535;
|
|
if (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 (;;) {
|
|
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;
|
|
if (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;
|
|
}
|
|
hold >>>= here_bits;
|
|
bits -= here_bits;
|
|
state.back += here_bits;
|
|
state.length = here_val;
|
|
if (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 (;;) {
|
|
here = state.distcode[hold & (1 << state.distbits) - 1];
|
|
here_bits = here >>> 24;
|
|
here_op = here >>> 16 & 255;
|
|
here_val = here & 65535;
|
|
if (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 (;;) {
|
|
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;
|
|
if (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;
|
|
}
|
|
hold >>>= here_bits;
|
|
bits -= here_bits;
|
|
state.back += here_bits;
|
|
if (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;
|
|
copy = _out - left;
|
|
if (state.offset > copy) {
|
|
copy = state.offset - copy;
|
|
if (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;
|
|
}
|
|
_out -= left;
|
|
strm.total_out += _out;
|
|
state.total += _out;
|
|
if (state.wrap & 4 && _out) strm.adler = state.check = state.flags ? crc32(state.check, output, _out, put - _out) : adler32(state.check, output, _out, put - _out);
|
|
_out = left;
|
|
if (state.wrap & 4 && (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 (state.wrap & 4 && hold !== (state.total & 4294967295)) {
|
|
strm.msg = "incorrect length check";
|
|
state.mode = BAD;
|
|
break;
|
|
}
|
|
hold = 0;
|
|
bits = 0;
|
|
}
|
|
state.mode = DONE;
|
|
case DONE:
|
|
ret = 1;
|
|
break inf_leave;
|
|
case BAD:
|
|
ret = -3;
|
|
break inf_leave;
|
|
case MEM: return -4;
|
|
case SYNC:
|
|
default: return -2;
|
|
}
|
|
strm.next_out = put;
|
|
strm.avail_out = left;
|
|
strm.next_in = next;
|
|
strm.avail_in = have;
|
|
state.hold = hold;
|
|
state.bits = bits;
|
|
if (state.wsize || _out !== strm.avail_out && state.mode < BAD && (state.mode < CHECK || flush !== 4)) {
|
|
if (updatewindow(strm, strm.output, strm.next_out, _out - strm.avail_out)) {
|
|
state.mode = MEM;
|
|
return -4;
|
|
}
|
|
}
|
|
_in -= strm.avail_in;
|
|
_out -= strm.avail_out;
|
|
strm.total_in += _in;
|
|
strm.total_out += _out;
|
|
state.total += _out;
|
|
if (state.wrap & 4 && _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);
|
|
strm.data_type = state.bits + (state.last ? 64 : 0) + (state.mode === TYPE ? 128 : 0) + (state.mode === LEN_ || state.mode === COPY_ ? 256 : 0);
|
|
if ((_in === 0 && _out === 0 || flush === 4) && ret === 0) ret = -5;
|
|
return ret;
|
|
};
|
|
var inflateEnd = (strm) => {
|
|
if (inflateStateCheck(strm)) return -2;
|
|
let state = strm.state;
|
|
if (state.window) state.window = null;
|
|
strm.state = null;
|
|
return 0;
|
|
};
|
|
var inflateGetHeader = (strm, head) => {
|
|
if (inflateStateCheck(strm)) return -2;
|
|
const state = strm.state;
|
|
if ((state.wrap & 2) === 0) return -2;
|
|
state.head = head;
|
|
head.done = false;
|
|
return 0;
|
|
};
|
|
var inflateSetDictionary = (strm, dictionary) => {
|
|
const dictLength = dictionary.length;
|
|
let state;
|
|
let dictid;
|
|
let ret;
|
|
if (inflateStateCheck(strm)) return -2;
|
|
state = strm.state;
|
|
if (state.wrap !== 0 && state.mode !== DICT) return -2;
|
|
if (state.mode === DICT) {
|
|
dictid = 1;
|
|
dictid = adler32(dictid, dictionary, dictLength, 0);
|
|
if (dictid !== state.check) return -3;
|
|
}
|
|
ret = updatewindow(strm, dictionary, dictLength, dictLength);
|
|
if (ret) {
|
|
state.mode = MEM;
|
|
return -4;
|
|
}
|
|
state.havedict = 1;
|
|
return 0;
|
|
};
|
|
//#endregion
|
|
//#region src/zlib/zstream.mjs
|
|
var ZStream = class {
|
|
constructor() {
|
|
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;
|
|
}
|
|
};
|
|
//#endregion
|
|
//#region src/zlib/gzheader.mjs
|
|
var GZheader = class {
|
|
constructor() {
|
|
this.text = 0;
|
|
this.time = 0;
|
|
this.xflags = 0;
|
|
this.os = 0;
|
|
this.extra = null;
|
|
this.extra_len = 0;
|
|
this.name = "";
|
|
this.comment = "";
|
|
this.hcrc = 0;
|
|
this.done = false;
|
|
}
|
|
};
|
|
//#endregion
|
|
//#region src/utils.ts
|
|
var flattenChunks = (chunks) => {
|
|
const result = new Uint8Array(chunks.reduce((len, chunk) => len + chunk.length, 0));
|
|
let pos = 0;
|
|
for (const chunk of chunks) {
|
|
result.set(chunk, pos);
|
|
pos += chunk.length;
|
|
}
|
|
return result;
|
|
};
|
|
//#endregion
|
|
//#region \0@oxc-project+runtime@0.137.0/helpers/esm/typeof.js
|
|
function _typeof(o) {
|
|
"@babel/helpers - typeof";
|
|
return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function(o) {
|
|
return typeof o;
|
|
} : function(o) {
|
|
return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
|
|
}, _typeof(o);
|
|
}
|
|
//#endregion
|
|
//#region \0@oxc-project+runtime@0.137.0/helpers/esm/toPrimitive.js
|
|
function toPrimitive(t, r) {
|
|
if ("object" != _typeof(t) || !t) return t;
|
|
var e = t[Symbol.toPrimitive];
|
|
if (void 0 !== e) {
|
|
var i = e.call(t, r || "default");
|
|
if ("object" != _typeof(i)) return i;
|
|
throw new TypeError("@@toPrimitive must return a primitive value.");
|
|
}
|
|
return ("string" === r ? String : Number)(t);
|
|
}
|
|
//#endregion
|
|
//#region \0@oxc-project+runtime@0.137.0/helpers/esm/toPropertyKey.js
|
|
function toPropertyKey(t) {
|
|
var i = toPrimitive(t, "string");
|
|
return "symbol" == _typeof(i) ? i : i + "";
|
|
}
|
|
//#endregion
|
|
//#region \0@oxc-project+runtime@0.137.0/helpers/esm/defineProperty.js
|
|
function _defineProperty(e, r, t) {
|
|
return (r = toPropertyKey(r)) in e ? Object.defineProperty(e, r, {
|
|
value: t,
|
|
enumerable: !0,
|
|
configurable: !0,
|
|
writable: !0
|
|
}) : e[r] = t, e;
|
|
}
|
|
//#endregion
|
|
//#region src/deflate.ts
|
|
var toString$1 = Object.prototype.toString;
|
|
var defaultOptions$1 = {
|
|
level: -1,
|
|
chunkSize: 16384,
|
|
windowBits: 15,
|
|
memLevel: 8,
|
|
strategy: 0,
|
|
raw: false,
|
|
gzip: false,
|
|
legacyHash: false,
|
|
dictionary: /* @__PURE__ */ new Uint8Array(0)
|
|
};
|
|
/**
|
|
* Generic JS-style wrapper for zlib calls. If you don't need
|
|
* streaming behaviour, use the simpler functions {@link deflate},
|
|
* {@link deflateRaw} and {@link gzip}.
|
|
*/
|
|
var Deflate = class {
|
|
/**
|
|
* Creates a new deflator instance with the specified params. Throws an
|
|
* exception on bad params. See {@link DeflateOptions} for the list of
|
|
* supported options.
|
|
*
|
|
* @example
|
|
* ```javascript
|
|
* import { Deflate } from 'pako'
|
|
*
|
|
* const chunk1 = new Uint8Array([1, 2, 3, 4, 5, 6, 7, 8, 9])
|
|
* const chunk2 = new Uint8Array([10, 11, 12, 13, 14, 15, 16, 17, 18, 19])
|
|
*
|
|
* const deflate = new Deflate({ level: 3 })
|
|
*
|
|
* deflate.push(chunk1, false)
|
|
* deflate.push(chunk2, true) // true -> last chunk
|
|
*
|
|
* if (deflate.err) throw new Error(deflate.err)
|
|
*
|
|
* console.log(deflate.result)
|
|
* ```
|
|
*/
|
|
constructor(options = {}) {
|
|
_defineProperty(this, "options", void 0);
|
|
_defineProperty(
|
|
this,
|
|
/**
|
|
* Error code after deflate finishes. {@link Z_OK} on success.
|
|
* You will not need it in real life, because deflate errors
|
|
* are possible only on wrong options or bad custom `onData` / `onEnd`
|
|
* handlers.
|
|
*/
|
|
"err",
|
|
void 0
|
|
);
|
|
_defineProperty(
|
|
this,
|
|
/** Error message, if {@link Deflate.err} is not {@link Z_OK}. */
|
|
"msg",
|
|
void 0
|
|
);
|
|
_defineProperty(this, "ended", void 0);
|
|
_defineProperty(this, "started", void 0);
|
|
_defineProperty(
|
|
this,
|
|
/**
|
|
* Chunks of output data, if {@link Deflate.onData} not overridden.
|
|
* @internal
|
|
*/
|
|
"chunks",
|
|
void 0
|
|
);
|
|
_defineProperty(this, "strm", void 0);
|
|
_defineProperty(
|
|
this,
|
|
/**
|
|
* Compressed result, generated by default {@link Deflate.onData}
|
|
* and {@link Deflate.onEnd} handlers. Filled after you push last chunk
|
|
* (call {@link Deflate.push} with {@link Z_FINISH} / `true` param).
|
|
*/
|
|
"result",
|
|
void 0
|
|
);
|
|
this.options = Object.assign({}, defaultOptions$1, options);
|
|
const opt = this.options;
|
|
if (opt.raw && opt.windowBits > 0) opt.windowBits = -opt.windowBits;
|
|
else if (opt.gzip && opt.windowBits > 0 && opt.windowBits < 16) opt.windowBits += 16;
|
|
this.err = 0;
|
|
this.msg = "";
|
|
this.ended = false;
|
|
this.started = false;
|
|
this.chunks = [];
|
|
this.result = /* @__PURE__ */ new Uint8Array(0);
|
|
this.strm = new ZStream();
|
|
this.strm.avail_out = 0;
|
|
let status = deflateInit2(this.strm, opt.level, 8, opt.windowBits, opt.memLevel, opt.strategy, opt.legacyHash);
|
|
if (status !== 0) throw new Error(messages_default[status]);
|
|
if (toString$1.call(opt.dictionary) === "[object ArrayBuffer]") opt.dictionary = new Uint8Array(opt.dictionary);
|
|
const dictionary = opt.dictionary;
|
|
if (dictionary.length) {
|
|
if (opt.gzip) throw new Error("dictionary is not supported with gzip");
|
|
status = deflateSetDictionary(this.strm, dictionary);
|
|
if (status !== 0) throw new Error(messages_default[status]);
|
|
}
|
|
}
|
|
/**
|
|
* Sends input data to the deflate pipe, generating {@link Deflate.onData} calls
|
|
* with new compressed chunks. Returns `true` on success. The last data block must
|
|
* have `flush_mode` {@link Z_FINISH} (or `true`). That will flush the internal
|
|
* pending buffers and call {@link Deflate.onEnd}.
|
|
*
|
|
* On failure, calls {@link Deflate.onEnd} with the error code and returns false.
|
|
*
|
|
* @param data input data. Strings will be converted to utf8 byte sequence.
|
|
* @param flush_mode 0..6 for corresponding {@link Z_NO_FLUSH}..{@link Z_TREES} modes.
|
|
* See constants. Skipped or `false` means {@link Z_NO_FLUSH}, `true` means {@link Z_FINISH}.
|
|
*
|
|
* @example
|
|
* ```javascript
|
|
* push(chunk, false) // push one of data chunks
|
|
* ...
|
|
* push(chunk, true) // push last chunk
|
|
* ```
|
|
*/
|
|
push(data, flush_mode = false) {
|
|
const strm = this.strm;
|
|
const chunkSize = this.options.chunkSize;
|
|
let status;
|
|
let _flush_mode;
|
|
if (this.ended) return false;
|
|
if (typeof flush_mode === "number") _flush_mode = flush_mode;
|
|
else _flush_mode = flush_mode === true ? 4 : 0;
|
|
if (typeof data === "string") strm.input = new TextEncoder().encode(data);
|
|
else if (toString$1.call(data) === "[object ArrayBuffer]") strm.input = new Uint8Array(data);
|
|
else strm.input = data;
|
|
strm.next_in = 0;
|
|
strm.avail_in = strm.input.length;
|
|
if (!this.started) {
|
|
this.started = true;
|
|
this.onStart(strm);
|
|
}
|
|
for (;;) {
|
|
if (strm.avail_out === 0) {
|
|
strm.output = new Uint8Array(chunkSize);
|
|
strm.next_out = 0;
|
|
strm.avail_out = chunkSize;
|
|
}
|
|
if ((_flush_mode === 2 || _flush_mode === 3) && strm.avail_out <= 6) {
|
|
this.onData(strm.output.subarray(0, strm.next_out));
|
|
strm.avail_out = 0;
|
|
continue;
|
|
}
|
|
status = deflate$1(strm, _flush_mode);
|
|
if (status === -2) break;
|
|
if (status === 1) {
|
|
if (strm.next_out > 0) this.onData(strm.output.subarray(0, strm.next_out));
|
|
status = deflateEnd(this.strm);
|
|
break;
|
|
}
|
|
if (strm.avail_out === 0) {
|
|
this.onData(strm.output);
|
|
continue;
|
|
}
|
|
if (_flush_mode > 0 && strm.next_out > 0) {
|
|
this.onData(strm.output.subarray(0, strm.next_out));
|
|
strm.avail_out = 0;
|
|
continue;
|
|
}
|
|
if (strm.avail_in === 0) return true;
|
|
}
|
|
this.err = status;
|
|
this.msg = strm.msg || messages_default[status];
|
|
this.ended = true;
|
|
this.onEnd(status);
|
|
return status === 0;
|
|
}
|
|
/**
|
|
* Called once before the first low-level deflate call.
|
|
*/
|
|
onStart(strm) {}
|
|
/**
|
|
* By default, stores data blocks in the {@link Deflate.chunks} property and glues
|
|
* them in {@link Deflate.onEnd}. Override this handler if you need another behaviour.
|
|
*/
|
|
onData(chunk) {
|
|
this.chunks.push(chunk);
|
|
}
|
|
/**
|
|
* Called once after you tell deflate that the input stream is
|
|
* complete ({@link Z_FINISH}). By default, joins the collected {@link Deflate.chunks}
|
|
* into the {@link Deflate.result} property.
|
|
*
|
|
* @param status deflate status. {@link Z_OK} on success, other if not.
|
|
*/
|
|
onEnd(status) {
|
|
if (status === 0) this.result = flattenChunks(this.chunks);
|
|
this.chunks = [];
|
|
}
|
|
};
|
|
/**
|
|
* Compress `data` with deflate algorithm and `options`.
|
|
* See {@link DeflateOptions} for the list of supported options.
|
|
*
|
|
* @example
|
|
* ```javascript
|
|
* import { deflate } from 'pako'
|
|
*
|
|
* const data = new Uint8Array([1, 2, 3, 4, 5, 6, 7, 8, 9])
|
|
*
|
|
* console.log(deflate(data))
|
|
* ```
|
|
*/
|
|
function deflate(input, options = {}) {
|
|
const deflator = new Deflate(options);
|
|
deflator.push(input, true);
|
|
if (deflator.err) throw new Error(deflator.msg);
|
|
return deflator.result;
|
|
}
|
|
/**
|
|
* The same as {@link deflate}, but creates raw data without a wrapper
|
|
* (header and adler32 crc).
|
|
*/
|
|
function deflateRaw(input, options = {}) {
|
|
return deflate(input, Object.assign({}, options, { raw: true }));
|
|
}
|
|
/**
|
|
* The same as {@link deflate}, but creates a gzip wrapper instead of
|
|
* a deflate one.
|
|
*/
|
|
function gzip(input, options = {}) {
|
|
return deflate(input, Object.assign({}, options, { gzip: true }));
|
|
}
|
|
//#endregion
|
|
//#region \0@oxc-project+runtime@0.137.0/helpers/esm/objectSpread2.js
|
|
function ownKeys(e, r) {
|
|
var t = Object.keys(e);
|
|
if (Object.getOwnPropertySymbols) {
|
|
var o = Object.getOwnPropertySymbols(e);
|
|
r && (o = o.filter(function(r) {
|
|
return Object.getOwnPropertyDescriptor(e, r).enumerable;
|
|
})), t.push.apply(t, o);
|
|
}
|
|
return t;
|
|
}
|
|
function _objectSpread2(e) {
|
|
for (var r = 1; r < arguments.length; r++) {
|
|
var t = null != arguments[r] ? arguments[r] : {};
|
|
r % 2 ? ownKeys(Object(t), !0).forEach(function(r) {
|
|
_defineProperty(e, r, t[r]);
|
|
}) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function(r) {
|
|
Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r));
|
|
});
|
|
}
|
|
return e;
|
|
}
|
|
//#endregion
|
|
//#region src/inflate.ts
|
|
var toString = Object.prototype.toString;
|
|
var defaultOptions = {
|
|
chunkSize: 1024 * 64,
|
|
windowBits: 15,
|
|
raw: false,
|
|
dictionary: /* @__PURE__ */ new Uint8Array(0)
|
|
};
|
|
/**
|
|
* Generic JS-style wrapper for zlib calls. If you don't need
|
|
* streaming behaviour, use the simpler functions {@link inflate}
|
|
* and {@link inflateRaw}.
|
|
*/
|
|
var Inflate = class {
|
|
/**
|
|
* Creates a new inflator instance with the specified params. Throws an
|
|
* exception on bad params. See {@link InflateOptions} for the list of
|
|
* supported options.
|
|
*
|
|
* By default, when no options are set, the deflate/gzip data format is
|
|
* autodetected via the wrapper header.
|
|
*
|
|
* @example
|
|
* ```javascript
|
|
* import { Inflate } from 'pako'
|
|
*
|
|
* const chunk1 = new Uint8Array([1, 2, 3, 4, 5, 6, 7, 8, 9])
|
|
* const chunk2 = new Uint8Array([10, 11, 12, 13, 14, 15, 16, 17, 18, 19])
|
|
*
|
|
* const inflate = new Inflate({ level: 3 })
|
|
*
|
|
* inflate.push(chunk1, false)
|
|
* inflate.push(chunk2, true) // true -> last chunk
|
|
*
|
|
* if (inflate.err) throw new Error(inflate.err)
|
|
*
|
|
* console.log(inflate.result)
|
|
* ```
|
|
*/
|
|
constructor(options = {}) {
|
|
_defineProperty(this, "options", void 0);
|
|
_defineProperty(
|
|
this,
|
|
/**
|
|
* Error code after inflate finishes. {@link Z_OK} on success.
|
|
* Should be checked when broken data is possible.
|
|
*/
|
|
"err",
|
|
void 0
|
|
);
|
|
_defineProperty(
|
|
this,
|
|
/** Error message, if {@link Inflate.err} is not {@link Z_OK}. */
|
|
"msg",
|
|
void 0
|
|
);
|
|
_defineProperty(
|
|
this,
|
|
/**
|
|
* `true` once the compressed stream has ended. A stream may end before the
|
|
* caller's data does (trailing bytes), so check this to know when to stop
|
|
* pushing - further {@link Inflate.push} calls are no-ops.
|
|
*/
|
|
"ended",
|
|
void 0
|
|
);
|
|
_defineProperty(this, "started", void 0);
|
|
_defineProperty(
|
|
this,
|
|
/**
|
|
* Chunks of output data, if {@link Inflate.onData} not overridden.
|
|
* @internal
|
|
*/
|
|
"chunks",
|
|
void 0
|
|
);
|
|
_defineProperty(this, "strm", void 0);
|
|
_defineProperty(
|
|
this,
|
|
/**
|
|
* Uncompressed result, generated by default {@link Inflate.onData}
|
|
* and {@link Inflate.onEnd} handlers. Filled after you push last chunk
|
|
* (call {@link Inflate.push} with {@link Z_FINISH} / `true` param).
|
|
*/
|
|
"result",
|
|
void 0
|
|
);
|
|
this.options = Object.assign({}, defaultOptions, options);
|
|
const opt = this.options;
|
|
if (opt.raw && opt.windowBits >= 0 && opt.windowBits < 16) {
|
|
opt.windowBits = -opt.windowBits;
|
|
if (opt.windowBits === 0) opt.windowBits = -15;
|
|
}
|
|
if (opt.windowBits >= 0 && opt.windowBits < 16 && !options.windowBits) opt.windowBits += 32;
|
|
if (opt.windowBits > 15 && opt.windowBits < 48) {
|
|
if ((opt.windowBits & 15) === 0) opt.windowBits |= 15;
|
|
}
|
|
this.err = 0;
|
|
this.msg = "";
|
|
this.ended = false;
|
|
this.started = false;
|
|
this.chunks = [];
|
|
this.result = /* @__PURE__ */ new Uint8Array(0);
|
|
this.strm = new ZStream();
|
|
this.strm.avail_out = 0;
|
|
let status = inflateInit2(this.strm, opt.windowBits);
|
|
if (status !== 0) throw new Error(messages_default[status]);
|
|
if (toString.call(opt.dictionary) === "[object ArrayBuffer]") opt.dictionary = new Uint8Array(opt.dictionary);
|
|
const dictionary = opt.dictionary;
|
|
if (opt.raw && dictionary.length) {
|
|
status = inflateSetDictionary(this.strm, dictionary);
|
|
if (status !== 0) throw new Error(messages_default[status]);
|
|
}
|
|
}
|
|
/**
|
|
* Sends input data to the inflate pipe, generating {@link Inflate.onData} calls
|
|
* with new output chunks. Returns `true` on success. If end of stream is
|
|
* detected, {@link Inflate.onEnd} will be called.
|
|
*
|
|
* `flush_mode` is not needed for normal operation, because end of stream
|
|
* is detected automatically. Pass {@link Z_SYNC_FLUSH} to force the decoder
|
|
* to emit all currently available output — handy when you need to decode
|
|
* data frame-by-frame from a long-running stream.
|
|
*
|
|
* On failure, calls {@link Inflate.onEnd} with the error code and returns false.
|
|
*
|
|
* Once the stream has ended (a compressed stream may end before your data
|
|
* does), further `push` calls are no-ops and return whether the decode
|
|
* finished successfully. The final outcome is in {@link Inflate.result},
|
|
* {@link Inflate.err} and {@link Inflate.msg}.
|
|
*
|
|
* @param flush_mode 0..6 for corresponding {@link Z_NO_FLUSH}..{@link Z_TREES}
|
|
* flush modes. See constants. Skipped or `false` means {@link Z_NO_FLUSH},
|
|
* `true` means {@link Z_FINISH}.
|
|
*
|
|
* @example
|
|
* ```javascript
|
|
* push(chunk, false) // push one of data chunks
|
|
* ...
|
|
* push(chunk, true) // push last chunk
|
|
* ```
|
|
*/
|
|
push(data, flush_mode = false) {
|
|
const strm = this.strm;
|
|
const chunkSize = this.options.chunkSize;
|
|
let status;
|
|
let _flush_mode;
|
|
let last_avail_out;
|
|
if (this.ended) return this.err === 0;
|
|
if (typeof flush_mode === "number") _flush_mode = flush_mode;
|
|
else _flush_mode = flush_mode === true ? 4 : 0;
|
|
if (toString.call(data) === "[object ArrayBuffer]") strm.input = new Uint8Array(data);
|
|
else strm.input = data;
|
|
strm.next_in = 0;
|
|
strm.avail_in = strm.input.length;
|
|
if (!this.started) {
|
|
this.started = true;
|
|
this.onStart(strm);
|
|
}
|
|
for (;;) {
|
|
if (strm.avail_out === 0) {
|
|
strm.output = new Uint8Array(chunkSize);
|
|
strm.next_out = 0;
|
|
strm.avail_out = chunkSize;
|
|
}
|
|
status = inflate$1(strm, _flush_mode);
|
|
if (status === 2) {
|
|
const dictionary = this.options.dictionary;
|
|
if (dictionary.length) {
|
|
status = inflateSetDictionary(strm, dictionary);
|
|
if (status === 0) status = inflate$1(strm, _flush_mode);
|
|
else if (status === -3) status = 2;
|
|
}
|
|
}
|
|
while (strm.avail_in > 0 && status === 1 && strm.state.wrap & 2 && strm.state.flags !== 0 && strm.input[strm.next_in] !== 0) {
|
|
inflateReset(strm);
|
|
status = inflate$1(strm, _flush_mode);
|
|
}
|
|
if (status === -2 || status === -3 || status === 2 || status === -4) break;
|
|
last_avail_out = strm.avail_out;
|
|
if (strm.next_out) {
|
|
if (strm.avail_out === 0 || status === 1 || _flush_mode > 0) {
|
|
this.onData(strm.output.length === strm.next_out ? strm.output : strm.output.subarray(0, strm.next_out));
|
|
strm.avail_out = 0;
|
|
strm.next_out = 0;
|
|
}
|
|
}
|
|
if ((status === 0 || status === -5) && last_avail_out === 0) continue;
|
|
if (status === 1) {
|
|
status = inflateEnd(this.strm);
|
|
break;
|
|
}
|
|
if (strm.avail_in === 0) {
|
|
if (_flush_mode === 4) {
|
|
status = inflateEnd(this.strm);
|
|
if (status === 0) status = -5;
|
|
break;
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
this.err = status;
|
|
this.msg = strm.msg || messages_default[status];
|
|
this.ended = true;
|
|
this.onEnd(status);
|
|
return status === 0;
|
|
}
|
|
/**
|
|
* Called once before the first low-level inflate call.
|
|
*
|
|
* Override this handler to attach low-level inflate state, for example to read
|
|
* gzip header metadata:
|
|
*
|
|
* ```javascript
|
|
* import { Inflate, GZheader, zlibInflateGetHeader } from 'pako'
|
|
*
|
|
* const inflator = new Inflate()
|
|
*
|
|
* inflator.onStart = function (strm) {
|
|
* this.header = new GZheader()
|
|
* zlibInflateGetHeader(strm, this.header)
|
|
* }
|
|
*
|
|
* inflator.push(data, true)
|
|
* console.log(inflator.header.name)
|
|
* ```
|
|
*/
|
|
onStart(strm) {}
|
|
/**
|
|
* By default, stores data blocks in the {@link Inflate.chunks} property and glues
|
|
* them in {@link Inflate.onEnd}. Override this handler if you need another behaviour.
|
|
*
|
|
* @param chunk output data.
|
|
*/
|
|
onData(chunk) {
|
|
this.chunks.push(chunk);
|
|
}
|
|
/**
|
|
* Called after you tell inflate that the input stream is
|
|
* complete ({@link Z_FINISH}). By default, joins the collected {@link Inflate.chunks},
|
|
* frees memory and fills the {@link Inflate.result} property.
|
|
*
|
|
* @param status inflate status. {@link Z_OK} on success, other if not.
|
|
*/
|
|
onEnd(status) {
|
|
if (status === 0) this.result = flattenChunks(this.chunks);
|
|
this.chunks = [];
|
|
}
|
|
};
|
|
/**
|
|
* One-shot inflate decompress. Autodetects `gzip`/`zlib`
|
|
* format via the wrapper header — so {@link ungzip} is just a convenience alias of
|
|
* this function. See {@link InflateOptions} for zlib options. Set
|
|
* `toText: true` to decode the result as UTF-8 text.
|
|
*
|
|
* @example
|
|
* ```javascript
|
|
* import { deflate, inflate } from 'pako'
|
|
*
|
|
* const input = deflate(new Uint8Array([1, 2, 3, 4, 5, 6, 7, 8, 9]))
|
|
* let output
|
|
*
|
|
* try {
|
|
* output = inflate(input)
|
|
* } catch (err) {
|
|
* console.log(err)
|
|
* }
|
|
* ```
|
|
*/
|
|
function inflate(input, options = {}) {
|
|
const inflator = new Inflate(options);
|
|
inflator.push(input, true);
|
|
if (inflator.err) throw new Error(inflator.msg);
|
|
const result = inflator.result;
|
|
return options.toText ? new TextDecoder().decode(result) : result;
|
|
}
|
|
/**
|
|
* The same as {@link inflate}, but consumes raw data without a wrapper
|
|
* (header and adler32 crc).
|
|
*/
|
|
function inflateRaw(input, options = {}) {
|
|
return inflate(input, _objectSpread2(_objectSpread2({}, options), {}, { raw: true }));
|
|
}
|
|
//#endregion
|
|
exports.Deflate = Deflate;
|
|
exports.GZheader = GZheader;
|
|
exports.Inflate = Inflate;
|
|
exports.ZStream = ZStream;
|
|
exports.Z_BLOCK = Z_BLOCK;
|
|
exports.Z_BUF_ERROR = Z_BUF_ERROR;
|
|
exports.Z_DATA_ERROR = Z_DATA_ERROR;
|
|
exports.Z_ERRNO = Z_ERRNO;
|
|
exports.Z_FINISH = Z_FINISH;
|
|
exports.Z_FULL_FLUSH = Z_FULL_FLUSH;
|
|
exports.Z_MEM_ERROR = Z_MEM_ERROR;
|
|
exports.Z_NEED_DICT = Z_NEED_DICT;
|
|
exports.Z_NO_FLUSH = Z_NO_FLUSH;
|
|
exports.Z_OK = Z_OK;
|
|
exports.Z_PARTIAL_FLUSH = Z_PARTIAL_FLUSH;
|
|
exports.Z_STREAM_END = Z_STREAM_END;
|
|
exports.Z_STREAM_ERROR = Z_STREAM_ERROR;
|
|
exports.Z_SYNC_FLUSH = Z_SYNC_FLUSH;
|
|
exports.Z_TREES = Z_TREES;
|
|
exports.deflate = deflate;
|
|
exports.deflateRaw = deflateRaw;
|
|
exports.gzip = gzip;
|
|
exports.inflate = inflate;
|
|
exports.inflateRaw = inflateRaw;
|
|
exports.ungzip = inflate;
|
|
exports.zlibDeflate = deflate$1;
|
|
exports.zlibDeflateEnd = deflateEnd;
|
|
exports.zlibDeflateInit = deflateInit;
|
|
exports.zlibDeflateInit2 = deflateInit2;
|
|
exports.zlibDeflateReset = deflateReset;
|
|
exports.zlibDeflateResetKeep = deflateResetKeep;
|
|
exports.zlibDeflateSetDictionary = deflateSetDictionary;
|
|
exports.zlibDeflateSetHeader = deflateSetHeader;
|
|
exports.zlibInflate = inflate$1;
|
|
exports.zlibInflateEnd = inflateEnd;
|
|
exports.zlibInflateGetHeader = inflateGetHeader;
|
|
exports.zlibInflateInit = inflateInit;
|
|
exports.zlibInflateInit2 = inflateInit2;
|
|
exports.zlibInflateReset = inflateReset;
|
|
exports.zlibInflateReset2 = inflateReset2;
|
|
exports.zlibInflateResetKeep = inflateResetKeep;
|
|
exports.zlibInflateSetDictionary = inflateSetDictionary;
|
|
|
|
//# sourceMappingURL=pako.cjs.js.map
|