{"id":4961,"date":"2020-04-11T23:23:06","date_gmt":"2020-04-11T15:23:06","guid":{"rendered":"https:\/\/www.xttblog.com\/?p=4961"},"modified":"2020-04-11T23:23:06","modified_gmt":"2020-04-11T15:23:06","slug":"go-%e5%8a%a0%e5%af%86%e8%a7%a3%e5%af%86%e5%ad%97%e7%ac%a6%e4%b8%b2","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=4961","title":{"rendered":"go \u52a0\u5bc6\u89e3\u5bc6\u5b57\u7b26\u4e32"},"content":{"rendered":"\n

package main

import(
\"bytes\"
\"crypto\/aes\"
\"fmt\"
\"crypto\/cipher\"
\"encoding\/base64\"
   \"net\/http\"
)
func main() {
   orig := \"134db1b9cf1f1f2b4427210932b34dcb\"
   key := \"0123456789012345\"
   fmt.Println(\"\u539f\u6587\uff1a\", orig)
   encryptCode := AesEncrypt(orig, key)
   fmt.Println(\"\u5bc6\u6587\uff1a\" , encryptCode)
   decryptCode := AesDecrypt(encryptCode, key)
   fmt.Println(\"\u89e3\u5bc6\u7ed3\u679c\uff1a\", decryptCode)

   server := http.Server{
      Addr: \"127.0.0.1:8082\",
   }
   server.ListenAndServe()
}
func AesEncrypt(orig string, key string) string {
   \/\/ \u8f6c\u6210\u5b57\u8282\u6570\u7ec4
<\/em>   <\/em>origData := []byte(orig)
   k := []byte(key)
   \/\/ \u5206\u7ec4\u79d8\u94a5
<\/em>   \/\/ NewCipher\u8be5\u51fd\u6570\u9650\u5236\u4e86\u8f93\u5165k\u7684\u957f\u5ea6\u5fc5\u987b\u4e3a16, 24\u6216\u800532
<\/em>   <\/em>block, _ := aes.NewCipher(k)
   \/\/ \u83b7\u53d6\u79d8\u94a5\u5757\u7684\u957f\u5ea6
<\/em>   <\/em>blockSize := block.BlockSize()
   \/\/ \u8865\u5168\u7801
<\/em>   <\/em>origData = PKCS7Padding(origData, blockSize)
   \/\/ \u52a0\u5bc6\u6a21\u5f0f
<\/em>   <\/em>blockMode := cipher.NewCBCEncrypter(block, k[:blockSize])
   \/\/ \u521b\u5efa\u6570\u7ec4
<\/em>   <\/em>cryted := make([]byte, len(origData))
   \/\/ \u52a0\u5bc6
<\/em>   <\/em>blockMode.CryptBlocks(cryted, origData)
   return base64.StdEncoding.EncodeToString(cryted)
}
func AesDecrypt(cryted string, key string) string {
   \/\/ \u8f6c\u6210\u5b57\u8282\u6570\u7ec4
<\/em>   <\/em>crytedByte, _ := base64.StdEncoding.DecodeString(cryted)
   k := []byte(key)
   \/\/ \u5206\u7ec4\u79d8\u94a5
<\/em>   <\/em>block, _ := aes.NewCipher(k)
   \/\/ \u83b7\u53d6\u79d8\u94a5\u5757\u7684\u957f\u5ea6
<\/em>   <\/em>blockSize := block.BlockSize()
   \/\/ \u52a0\u5bc6\u6a21\u5f0f
<\/em>   <\/em>blockMode := cipher.NewCBCDecrypter(block, k[:blockSize])
   \/\/ \u521b\u5efa\u6570\u7ec4
<\/em>   <\/em>orig := make([]byte, len(crytedByte))
   \/\/ \u89e3\u5bc6
<\/em>   <\/em>blockMode.CryptBlocks(orig, crytedByte)
   \/\/ \u53bb\u8865\u5168\u7801
<\/em>   <\/em>orig = PKCS7UnPadding(orig)
   return string(orig)
}
\/\/\u8865\u7801
<\/em>\/\/AES\u52a0\u5bc6\u6570\u636e\u5757\u5206\u7ec4\u957f\u5ea6\u5fc5\u987b\u4e3a128bit(byte[16])\uff0c\u5bc6\u94a5\u957f\u5ea6\u53ef\u4ee5\u662f128bit(byte[16])\u3001192bit(byte[24])\u3001256bit(byte[32])\u4e2d\u7684\u4efb\u610f\u4e00\u4e2a\u3002
<\/em>func PKCS7Padding(ciphertext []byte, blocksize int) []byte {
   padding := blocksize - len(ciphertext)%blocksize
   padtext := bytes.Repeat([]byte{byte(padding)}, padding)
   return append(ciphertext, padtext...)
}
\/\/\u53bb\u7801
<\/em>func PKCS7UnPadding(origData []byte) []byte {
   length := len(origData)
   unpadding := int(origData[length-1])
   return origData[:(length - unpadding)]
}<\/pre>\n
\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/<\/p>
\u6700\u540e\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u4e2a\u4eba\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e1a\u4f59\u8349\uff08yyucao\uff09\uff01\u53ef\u52a0\u4f5c\u8005\u5fae\u4fe1\u53f7\uff1axttblog2<\/font>\u3002\u5907\u6ce8\uff1a\u201c1\u201d\uff0c\u6dfb\u52a0\u535a\u4e3b\u5fae\u4fe1\u62c9\u4f60\u8fdb\u5fae\u4fe1\u7fa4\u3002\u5907\u6ce8\u9519\u8bef\u4e0d\u4f1a\u540c\u610f\u597d\u53cb\u7533\u8bf7\u3002<\/b>\u518d\u6b21\u611f\u8c22\u60a8\u7684\u5173\u6ce8\uff01\u540e\u7eed\u6709\u7cbe\u5f69\u5185\u5bb9\u4f1a\u7b2c\u4e00\u65f6\u95f4\u53d1\u7ed9\u60a8\uff01\u539f\u521b\u6587\u7ae0\u6295\u7a3f\u8bf7\u53d1\u9001\u81f3532009913@qq.com\u90ae\u7bb1\u3002\u5546\u52a1\u5408\u4f5c\u4e5f\u53ef\u6dfb\u52a0\u4f5c\u8005\u5fae\u4fe1\u8fdb\u884c\u8054\u7cfb\uff01<\/p>
\u672c\u6587\u539f\u6587\u51fa\u5904\uff1a\u4e1a\u4f59\u8349<\/a>\uff1a » go \u52a0\u5bc6\u89e3\u5bc6\u5b57\u7b26\u4e32<\/a><\/p>","protected":false},"excerpt":{"rendered":"
package mainimport(“bytes””crypto\/aes””fmt””crypto\/ciph […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-4961","post","type-post","status-publish","format-standard","hentry","category-java"],"_links":{"self":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/4961","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4961"}],"version-history":[{"count":1,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/4961\/revisions"}],"predecessor-version":[{"id":4962,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/4961\/revisions\/4962"}],"wp:attachment":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4961"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4961"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4961"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}