{"id":46683,"date":"2023-12-11T15:09:31","date_gmt":"2023-12-11T07:09:31","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=46683"},"modified":"2023-12-11T15:09:31","modified_gmt":"2023-12-11T07:09:31","slug":"%e8%af%b7%e4%bd%a0%e6%9d%a5%e8%af%b4%e4%b8%80%e4%b8%8bsocket%e7%bc%96%e7%a8%8b%e4%b8%ad%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%ab%af%e5%92%8c%e5%ae%a2%e6%88%b7%e7%ab%af%e4%b8%bb%e8%a6%81%e7%94%a8%e5%88%b0-5","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/11\/%e8%af%b7%e4%bd%a0%e6%9d%a5%e8%af%b4%e4%b8%80%e4%b8%8bsocket%e7%bc%96%e7%a8%8b%e4%b8%ad%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%ab%af%e5%92%8c%e5%ae%a2%e6%88%b7%e7%ab%af%e4%b8%bb%e8%a6%81%e7%94%a8%e5%88%b0-5\/","title":{"rendered":"\u8bf7\u4f60\u6765\u8bf4\u4e00\u4e0bsocket\u7f16\u7a0b\u4e2d\u670d\u52a1\u5668\u7aef\u548c\u5ba2\u6237\u7aef\u4e3b\u8981\u7528\u5230\u54ea\u4e9b\u51fd\u6570"},"content":{"rendered":"

“`” \u53c2\u8003\u56de\u7b54\uff1a<\/p>\n

1\uff09\u57fa\u4e8eTCP\u7684socket\uff1a<\/p>\n

1\u3001\u670d\u52a1\u5668\u7aef\u7a0b\u5e8f\uff1a<\/p>\n

1\u521b\u5efa\u4e00\u4e2asocket\uff0c\u7528\u51fd\u6570socket()<\/p>\n

2\u7ed1\u5b9aIP\u5730\u5740\u3001\u7aef\u53e3\u7b49\u4fe1\u606f\u5230socket\u4e0a\uff0c\u7528\u51fd\u6570bind()<\/p>\n

3\u8bbe\u7f6e\u5141\u8bb8\u7684\u6700\u5927\u8fde\u63a5\u6570\uff0c\u7528\u51fd\u6570listen()<\/p>\n

4\u63a5\u6536\u5ba2\u6237\u7aef\u4e0a\u6765\u7684\u8fde\u63a5\uff0c\u7528\u51fd\u6570accept()<\/p>\n

5\u6536\u53d1\u6570\u636e\uff0c\u7528\u51fd\u6570send()\u548crecv()\uff0c\u6216\u8005read()\u548cwrite()<\/p>\n

6\u5173\u95ed\u7f51\u7edc\u8fde\u63a5<\/p>\n

2\u3001\u5ba2\u6237\u7aef\u7a0b\u5e8f\uff1a<\/p>\n

1\u521b\u5efa\u4e00\u4e2asocket\uff0c\u7528\u51fd\u6570socket()<\/p>\n

2\u8bbe\u7f6e\u8981\u8fde\u63a5\u7684\u5bf9\u65b9\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u7b49\u5c5e\u6027<\/p>\n

3\u8fde\u63a5\u670d\u52a1\u5668\uff0c\u7528\u51fd\u6570connect()<\/p>\n

4\u6536\u53d1\u6570\u636e\uff0c\u7528\u51fd\u6570send()\u548crecv()\uff0c\u6216read()\u548cwrite()<\/p>\n

5\u5173\u95ed\u7f51\u7edc\u8fde\u63a5<\/p>\n

<img alt=""img"" referrerpolicy=""no-referrer"" src=""https:\/\/uploadfiles.nowcoder.com\/images\/20190315\/308571_1552654678444_69CF8398BCC9F204991E623723D022E7""><\/p>\n

2\uff09\u57fa\u4e8eUDP\u7684socket\uff1a<\/p>\n

1\u3001\u670d\u52a1\u5668\u7aef\u6d41\u7a0b<\/p>\n

1\u5efa\u7acb\u5957\u63a5\u5b57\u6587\u4ef6\u63cf\u8ff0\u7b26\uff0c\u4f7f\u7528\u51fd\u6570socket()\uff0c\u751f\u6210\u5957\u63a5\u5b57\u6587\u4ef6\u63cf\u8ff0\u7b26\u3002<\/p>\n

2\u8bbe\u7f6e\u670d\u52a1\u5668\u5730\u5740\u548c\u4fa6\u542c\u7aef\u53e3\uff0c\u521d\u59cb\u5316\u8981\u7ed1\u5b9a\u7684\u7f51\u7edc\u5730\u5740\u7ed3\u6784\u3002<\/p>\n

3\u7ed1\u5b9a\u4fa6\u542c\u7aef\u53e3\uff0c\u4f7f\u7528bind()\u51fd\u6570\uff0c\u5c06\u5957\u63a5\u5b57\u6587\u4ef6\u63cf\u8ff0\u7b26\u548c\u4e00\u4e2a\u5730\u5740\u7c7b\u578b\u53d8\u91cf\u8fdb\u884c\u7ed1\u5b9a\u3002<\/p>\n

4\u63a5\u6536\u5ba2\u6237\u7aef\u7684\u6570\u636e\uff0c\u4f7f\u7528recvfrom()\u51fd\u6570\u63a5\u6536\u5ba2\u6237\u7aef\u7684\u7f51\u7edc\u6570\u636e\u3002<\/p>\n

5\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e\uff0c\u4f7f\u7528sendto()\u51fd\u6570\u5411\u670d\u52a1\u5668\u4e3b\u673a\u53d1\u9001\u6570\u636e\u3002<\/p>\n

6\u5173\u95ed\u5957\u63a5\u5b57\uff0c\u4f7f\u7528close()\u51fd\u6570\u91ca\u653e\u8d44\u6e90\u3002UDP\u534f\u8bae\u7684\u5ba2\u6237\u7aef\u6d41\u7a0b<\/p>\n

2\u3001\u5ba2\u6237\u7aef\u6d41\u7a0b<\/p>\n

1\u5efa\u7acb\u5957\u63a5\u5b57\u6587\u4ef6\u63cf\u8ff0\u7b26\uff0csocket()\u3002<\/p>\n

2\u8bbe\u7f6e\u670d\u52a1\u5668\u5730\u5740\u548c\u7aef\u53e3\uff0cstruct sockaddr\u3002<\/p>\n

3\u5411\u670d\u52a1\u5668\u53d1\u9001\u6570\u636e\uff0csendto()\u3002<\/p>\n

4\u63a5\u6536\u670d\u52a1\u5668\u7684\u6570\u636e\uff0crecvfrom()\u3002<\/p>\n

5\u5173\u95ed\u5957\u63a5\u5b57\uff0cclose()\u3002<\/p>\n

<img alt=""img"" referrerpolicy=""no-referrer"" src=""https:\/\/uploadfiles.nowcoder.com\/images\/20190315\/308571_1552654687053_263E6AFD1A48F8511D04B67EB12AA24C""><\/p>\n

<pre><code> "“`
\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"

“`” \u53c2\u8003\u56de\u7b54\uff1a 1\uff09\u57fa\u4e8eTCP\u7684socket\uff1a 1\u3001\u670d\u52a1\u5668\u7aef\u7a0b\u5e8f\uff1a 1\u521b\u5efa\u4e00\u4e2aso […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-46683","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/46683","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=46683"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/46683\/revisions"}],"predecessor-version":[{"id":46684,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/46683\/revisions\/46684"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=46683"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=46683"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=46683"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}