/var/runtime/node_modules/@aws-sdk/checksums/dist-cjs/submodules/crc
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const { Crc32, Crc32Js, Crc32Node } = require("@smithy/core/checksum");exports.Crc32 = Crc32;exports.Crc32Js = Crc32Js;exports.Crc32Node = Crc32Node; const T = new Uint32Array(256);for (let i = 0; i < 256; ++i) { let c = i; for (let j = 0; j < 8; ++j) { c = c & 1 ? 0x82f63b78 ^ (c >>> 1) : c >>> 1; } T[i] = c >>> 0;}class Crc32cJs { digestLength = 4; crc = 0xffff_ffff; update(data) { let crc = this.crc; for (let i = 0; i < data.length; ++i) { crc = (crc >>> 8) ^ T[(crc ^ data[i]) & 0xff]; } this.crc = crc; } async digest() { const value = (this.crc ^ 0xffff_ffff) >>> 0; const out = new Uint8Array(4); out[0] = value >>> 24; out[1] = (value >>> 16) & 0xff; out[2] = (value >>> 8) & 0xff; out[3] = value & 0xff; return out; } reset() { this.crc = 0xffff_ffff; }} const Crc32cNode = Crc32cJs; const crc64NvmeCrtContainer = { CrtCrc64Nvme: null,}; const generateCRC64NVMETable = () => { const sliceLength = 8; const tables = new Array(sliceLength); for (let slice = 0; slice < sliceLength; slice++) { const table = new Array(512); for (let i = 0; i < 256; i++) { let crc = BigInt(i); for (let j = 0; j < 8 * (slice + 1); j++) { if (crc & 1n) { crc = (crc >> 1n) ^ 0x9a6c9329ac4bc9b5n; } else { crc = crc >> 1n; } } table[i * 2] = Number((crc >> 32n) & 0xffffffffn); table[i * 2 + 1] = Number(crc & 0xffffffffn); } tables[slice] = new Uint32Array(table); } return tables;};let CRC64_NVME_REVERSED_TABLE;let t0, t1, t2, t3;let t4, t5, t6, t7;const ensureTablesInitialized = () => { if (!CRC64_NVME_REVERSED_TABLE) { CRC64_NVME_REVERSED_TABLE = generateCRC64NVMETable(); [t0, t1, t2, t3, t4, t5, t6, t7] = CRC64_NVME_REVERSED_TABLE; }};class Crc64NvmeJs { c1 = 0; c2 = 0; constructor() { ensureTablesInitialized(); this.reset(); } update(data) { const len = data.length; let i = 0; let crc1 = this.c1; let crc2 = this.c2; while (i + 8 <= len) { const idx0 = ((crc2 ^ data[i++]) & 255) << 1; const idx1 = (((crc2 >>> 8) ^ data[i++]) & 255) << 1; const idx2 = (((crc2 >>> 16) ^ data[i++]) & 255) << 1; const idx3 = (((crc2 >>> 24) ^ data[i++]) & 255) << 1; const idx4 = ((crc1 ^ data[i++]) & 255) << 1; const idx5 = (((crc1 >>> 8) ^ data[i++]) & 255) << 1; const idx6 = (((crc1 >>> 16) ^ data[i++]) & 255) << 1; const idx7 = (((crc1 >>> 24) ^ data[i++]) & 255) << 1; crc1 = t7[idx0] ^ t6[idx1] ^ t5[idx2] ^ t4[idx3] ^ t3[idx4] ^ t2[idx5] ^ t1[idx6] ^ t0[idx7]; crc2 = t7[idx0 + 1] ^ t6[idx1 + 1] ^ t5[idx2 + 1] ^ t4[idx3 + 1] ^ t3[idx4 + 1] ^ t2[idx5 + 1] ^ t1[idx6 + 1] ^ t0[idx7 + 1]; } while (i < len) { const idx = ((crc2 ^ data[i]) & 255) << 1; crc2 = ((crc2 >>> 8) | ((crc1 & 255) << 24)) >>> 0; crc1 = (crc1 >>> 8) ^ t0[idx]; crc2 ^= t0[idx + 1]; ++i; } this.c1 = crc1; this.c2 = crc2; } async digest() { const c1 = this.c1 ^ 4294967295; const c2 = this.c2 ^ 4294967295; return new Uint8Array([ c1 >>> 24, (c1 >>> 16) & 255, (c1 >>> 8) & 255, c1 & 255, c2 >>> 24, (c2 >>> 16) & 255, (c2 >>> 8) & 255, c2 & 255, ]); } reset() { this.c1 = 4294967295; this.c2 = 4294967295; }} class Crc64Nvme { impl; constructor() { const Crt = crc64NvmeCrtContainer.CrtCrc64Nvme; this.impl = Crt ? new Crt() : new Crc64NvmeJs(); } update(data) { this.impl.update(data); } async digest() { return this.impl.digest(); } reset() { this.impl.reset(); }} exports.Crc32c = Crc32cNode;exports.Crc32cJs = Crc32cJs;exports.Crc32cNode = Crc32cNode;exports.Crc64Nvme = Crc64Nvme;exports.Crc64NvmeJs = Crc64NvmeJs;exports.crc64NvmeCrtContainer = crc64NvmeCrtContainer;