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Diffstat (limited to 'kittybox-rs/companion-lite/src/base64.ts')
-rw-r--r--kittybox-rs/companion-lite/src/base64.ts89
1 files changed, 0 insertions, 89 deletions
diff --git a/kittybox-rs/companion-lite/src/base64.ts b/kittybox-rs/companion-lite/src/base64.ts
deleted file mode 100644
index 2429894..0000000
--- a/kittybox-rs/companion-lite/src/base64.ts
+++ /dev/null
@@ -1,89 +0,0 @@
-// Array of bytes to Base64 string decoding
-function b64ToUint6(nChr: number) {
-  return nChr > 64 && nChr < 91
-    ? nChr - 65
-    : nChr > 96 && nChr < 123
-    ? nChr - 71
-    : nChr > 47 && nChr < 58
-    ? nChr + 4
-    : nChr === 43
-    ? 62
-    : nChr === 47
-    ? 63
-    : 0;
-}
-
-export function decode(sBase64: string, nBlocksSize?: number) {
-  const sB64Enc = sBase64.replace(/[^A-Za-z0-9+/]/g, "");
-  const nInLen = sB64Enc.length;
-  const nOutLen = nBlocksSize
-    ? Math.ceil(((nInLen * 3 + 1) >> 2) / nBlocksSize) * nBlocksSize
-    : (nInLen * 3 + 1) >> 2;
-  const taBytes = new Uint8Array(nOutLen);
-
-  let nMod3;
-  let nMod4;
-  let nUint24 = 0;
-  let nOutIdx = 0;
-  for (let nInIdx = 0; nInIdx < nInLen; nInIdx++) {
-    nMod4 = nInIdx & 3;
-    nUint24 |= b64ToUint6(sB64Enc.charCodeAt(nInIdx)) << (6 * (3 - nMod4));
-    if (nMod4 === 3 || nInLen - nInIdx === 1) {
-      nMod3 = 0;
-      while (nMod3 < 3 && nOutIdx < nOutLen) {
-        taBytes[nOutIdx] = (nUint24 >>> ((16 >>> nMod3) & 24)) & 255;
-        nMod3++;
-        nOutIdx++;
-      }
-      nUint24 = 0;
-    }
-  }
-
-  return taBytes;
-}
-
-/* Base64 string to array encoding */
-function uint6ToB64(nUint6: number) {
-  return nUint6 < 26
-    ? nUint6 + 65
-    : nUint6 < 52
-    ? nUint6 + 71
-    : nUint6 < 62
-    ? nUint6 - 4
-    : nUint6 === 62
-    ? 43
-    : nUint6 === 63
-    ? 47
-    : 65;
-}
-
-export function encode(aBytes: Uint8Array) {
-  let nMod3 = 2;
-  let sB64Enc = "";
-
-  const nLen = aBytes.length;
-  let nUint24 = 0;
-  for (let nIdx = 0; nIdx < nLen; nIdx++) {
-    nMod3 = nIdx % 3;
-    if (nIdx > 0 && ((nIdx * 4) / 3) % 76 === 0) {
-      sB64Enc += "\r\n";
-    }
-
-    nUint24 |= aBytes[nIdx] << ((16 >>> nMod3) & 24);
-    if (nMod3 === 2 || aBytes.length - nIdx === 1) {
-      sB64Enc += String.fromCodePoint(
-        uint6ToB64((nUint24 >>> 18) & 63),
-        uint6ToB64((nUint24 >>> 12) & 63),
-        uint6ToB64((nUint24 >>> 6) & 63),
-        uint6ToB64(nUint24 & 63)
-      );
-      nUint24 = 0;
-    }
-  }
-  return (
-    sB64Enc.substr(0, sB64Enc.length - 2 + nMod3) +
-      (nMod3 === 2 ? "" : nMod3 === 1 ? "=" : "==")
-  );
-}
-
-export default { encode, decode }