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Combines two or more CRC32 checksums into new one.","keywords":["crc32","crc32_combine","crc","gzip"],"author":{"name":"Sławomir Janecki","email":"janecki@gmail.com"},"dependencies":{"compress-buffer-crc32":""},"main":"./build/default/crc32","repository":{"type":"git","url":"git://github.com/DreamLab/crc32_combine2.git"},"engines":{"node":">= 0.4.0"},"_npmUser":{"name":"soymo","email":"grzegorz.lyczba@gmail.com"},"_id":"crc-utils2@0.9.10","scripts":{"preinstall":"node-waf clean || true; node-waf configure build"},"devDependencies":{},"_engineSupported":true,"_npmVersion":"1.0.105","_nodeVersion":"v0.4.12","_defaultsLoaded":true,"dist":{"shasum":"2310c8541d52aeac9702c6a082473af1cf02d06e","size":3685,"noattachment":false,"key":"/crc-utils2/-/crc-utils2-0.9.10.tgz","tarball":"http://registry.cnpm.dingdandao.com/crc-utils2/download/crc-utils2-0.9.10.tgz"},"maintainers":[{"name":"kuebk","email":"kuebzky@gmail.com"},{"name":"wareczek","email":"wareczek@gmail.com"}],"directories":{},"publish_time":1371128908957,"_cnpm_publish_time":1371128908957,"_hasShrinkwrap":false}},"readme":"Node CRC32 Utils\n==============\n\nCombines two or more CRC32 checksums into new one.\n\n##How to build/install:\n```\nnode-gyp configure build\n```\nor\n```\nnpm install crc-utils\n```\n\n##Example:\n```\nvar crcUtils = require('crc-utils');\n\n// for crc32 checksum use lib: https://github.com/brianloveswords/buffer-crc32/\nvar crc32 = require('buffer-crc32');\n\nvar foo = new Buffer('foo');\nvar bar = new Buffer('bar');\n\nvar fooCrc32 = crc32(foo); // \nvar barCrc32 = crc32(bar); // \n \nvar foobar = new Buffer('foobar');\nvar foobarCrc32 = crc32(foobar);\n\nvar foobarCrc32Combined = crcUtils.crc32_combine(\n fooCrc32.readUInt32BE(0), \n barCrc32.readUInt32BE(0), \n bar.length\n); \n\n// CRC32 are the same but Endianness is prepared for GZIP format\nconsole.log(foobarCrc32); // \nconsole.log(foobarCrc32Combined); // \n```\n","_attachments":{}}