diff options
author | grant-kun <[email protected]> | 2022-09-26 11:32:15 -0500 |
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committer | grant-kun <[email protected]> | 2022-09-26 11:32:15 -0500 |
commit | fb1a557749b7b83e9e732df7c65cdb3f17d0400a (patch) | |
tree | 681d83ad203c94e322aa84a7e2e65d5cc679370e /node_modules/iconv-lite/encodings/sbcs-codec.js | |
parent | 34e9facde87cac19e7d68f6ffce28546d92c9979 (diff) | |
parent | 4b237cd7f3d9ebffdfc60d987c4df3c2595c3b7c (diff) |
Merge branch 'main' of https://github.com/squiresgrant/kanna-site
Diffstat (limited to 'node_modules/iconv-lite/encodings/sbcs-codec.js')
-rw-r--r-- | node_modules/iconv-lite/encodings/sbcs-codec.js | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/node_modules/iconv-lite/encodings/sbcs-codec.js b/node_modules/iconv-lite/encodings/sbcs-codec.js deleted file mode 100644 index abac5ff..0000000 --- a/node_modules/iconv-lite/encodings/sbcs-codec.js +++ /dev/null @@ -1,72 +0,0 @@ -"use strict"; -var Buffer = require("safer-buffer").Buffer; - -// Single-byte codec. Needs a 'chars' string parameter that contains 256 or 128 chars that -// correspond to encoded bytes (if 128 - then lower half is ASCII). - -exports._sbcs = SBCSCodec; -function SBCSCodec(codecOptions, iconv) { - if (!codecOptions) - throw new Error("SBCS codec is called without the data.") - - // Prepare char buffer for decoding. - if (!codecOptions.chars || (codecOptions.chars.length !== 128 && codecOptions.chars.length !== 256)) - throw new Error("Encoding '"+codecOptions.type+"' has incorrect 'chars' (must be of len 128 or 256)"); - - if (codecOptions.chars.length === 128) { - var asciiString = ""; - for (var i = 0; i < 128; i++) - asciiString += String.fromCharCode(i); - codecOptions.chars = asciiString + codecOptions.chars; - } - - this.decodeBuf = Buffer.from(codecOptions.chars, 'ucs2'); - - // Encoding buffer. - var encodeBuf = Buffer.alloc(65536, iconv.defaultCharSingleByte.charCodeAt(0)); - - for (var i = 0; i < codecOptions.chars.length; i++) - encodeBuf[codecOptions.chars.charCodeAt(i)] = i; - - this.encodeBuf = encodeBuf; -} - -SBCSCodec.prototype.encoder = SBCSEncoder; -SBCSCodec.prototype.decoder = SBCSDecoder; - - -function SBCSEncoder(options, codec) { - this.encodeBuf = codec.encodeBuf; -} - -SBCSEncoder.prototype.write = function(str) { - var buf = Buffer.alloc(str.length); - for (var i = 0; i < str.length; i++) - buf[i] = this.encodeBuf[str.charCodeAt(i)]; - - return buf; -} - -SBCSEncoder.prototype.end = function() { -} - - -function SBCSDecoder(options, codec) { - this.decodeBuf = codec.decodeBuf; -} - -SBCSDecoder.prototype.write = function(buf) { - // Strings are immutable in JS -> we use ucs2 buffer to speed up computations. - var decodeBuf = this.decodeBuf; - var newBuf = Buffer.alloc(buf.length*2); - var idx1 = 0, idx2 = 0; - for (var i = 0; i < buf.length; i++) { - idx1 = buf[i]*2; idx2 = i*2; - newBuf[idx2] = decodeBuf[idx1]; - newBuf[idx2+1] = decodeBuf[idx1+1]; - } - return newBuf.toString('ucs2'); -} - -SBCSDecoder.prototype.end = function() { -} |