{"id":44583,"date":"2025-06-19T16:00:44","date_gmt":"2025-06-19T08:00:44","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/44583.html"},"modified":"2025-06-19T16:00:44","modified_gmt":"2025-06-19T08:00:44","slug":"php%e6%a1%88%e4%be%8b-tcp%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%8d%8f%e8%ae%ae","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/44583.html","title":{"rendered":"php\u6848\u4f8b TCP\u670d\u52a1\u5668\u534f\u8bae"},"content":{"rendered":"

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u89e3\u51b3\u65b9\u6cd5：\u542f\u7528 Telnet \u5ba2\u6237\u7aef \u6253\u5f00\u201c\u63a7\u5236\u9762\u677f\u201d \u2192 \u201c\u7a0b\u5e8f\u201d \u2192 \u201c\u542f\u7528\u6216\u5173\u95edWindows\u529f\u80fd\u201d \u627e\u5230\u201cTelnet\u5ba2\u6237\u7aef\u201d，\u52fe\u9009\u5b83，\u70b9\u51fb\u201c\u786e\u5b9a\u201d \u7b49\u5f85\u5b89\u88c5\u5b8c\u6210\u540e，\u91cd\u65b0\u6253\u5f00\u547d\u4ee4\u63d0\u793a\u7b26（CMD），\u8f93\u5165 telnet，\u5982\u679c\u51fa\u73b0\u63d0\u793a\u8bf4\u660e\u5df2\u5b89\u88c5<\/p>\n

\u7b2c\u4e00\u6b65 D:>D:\\\\phpstudy_pro\\\\Extensions\\\\php\\\\php7.4.3nts\\\\php.exe D:\\\\phpstudy_pro\\\\WWW\\\\1.php（\u7136\u540e\u4e0d\u8981\u5173\u95ed）<\/p>\n

\u7b2c\u4e8c\u6b65： \u53e6\u5916\u5728\u5f00\u542fcmd telnet 127.0.0.1 12345 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

1.php<\/h2>\n

<?php<\/span>
\n$socket<\/span> =<\/span> socket_create<\/span>(<\/span>AF_INET<\/span>,<\/span> SOCK_STREAM<\/span>,<\/span> SOL_TCP<\/span>)<\/span>;<\/span>
\nsocket_bind<\/span>(<\/span>$socket<\/span>,<\/span> '0.0.0.0'<\/span>,<\/span> 12345<\/span>)<\/span>;<\/span>
\nsocket_listen<\/span>(<\/span>$socket<\/span>)<\/span>;<\/span>
\nwhile<\/span> (<\/span>$conn<\/span> =<\/span> socket_accept<\/span>(<\/span>$socket<\/span>)<\/span>)<\/span> {<\/span>
\n socket_write<\/span>(<\/span>$conn<\/span>,<\/span> "Hello TCP Client!\\\\n"<\/span>)<\/span>;<\/span>
\n socket_close<\/span>(<\/span>$conn<\/span>)<\/span>;<\/span>
\n}<\/span>
\nsocket_close<\/span>(<\/span>$socket<\/span>)<\/span>;<\/span>
\n?<\/span>><\/span><\/p>\n

\u89e3\u91ca： \u9010\u884c\u89e3\u91ca socket_create(AF_INET, SOCK_STREAM, SOL_TCP); \u521b\u5efa\u4e00\u4e2a\u57fa\u4e8e IPv4（AF_INET）\u3001\u6d41\u5f0f（SOCK_STREAM）\u3001TCP \u534f\u8bae（SOL_TCP）\u7684 socket\u3002 socket_bind( <\/p>\n

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\u2032 <\/p>\n

, <\/p>\n

12345 <\/p>\n

) <\/p>\n

; <\/p>\n

\u628a <\/p>\n

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c <\/p>\n

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t <\/p>\n

\u7ed1\u5b9a\u5230\u672c\u5730\u6240\u6709 <\/p>\n

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P <\/p>\n

\u7684 <\/p>\n

12345 <\/p>\n

\u7aef\u53e3\u4e0a\u3002\u8fd9\u6837，\u4efb\u4f55\u8bbf\u95ee\u672c\u673a <\/p>\n

12345 <\/p>\n

\u7aef\u53e3\u7684 <\/p>\n

T <\/p>\n

C <\/p>\n

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\u8fde\u63a5\u90fd\u80fd\u88ab\u8fd9\u4e2a <\/p>\n

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t <\/p>\n

\u63a5\u6536\u3002 <\/p>\n

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socket, '0.0.0.0', 12345); \u628a socket \u7ed1\u5b9a\u5230\u672c\u5730\u6240\u6709 IP \u7684 12345 \u7aef\u53e3\u4e0a\u3002 \u8fd9\u6837，\u4efb\u4f55\u8bbf\u95ee\u672c\u673a 12345 \u7aef\u53e3\u7684 TCP \u8fde\u63a5\u90fd\u80fd\u88ab\u8fd9\u4e2a socket \u63a5\u6536\u3002 socket_listen( <\/p>\n

<\/span><\/span>soc<\/span>k<\/span>e<\/span>t<\/span>,<\/span><\/span>\u2032<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>0.0.0.<\/span>0<\/span><\/span>\u2032<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>,<\/span><\/span>12345<\/span>)<\/span>;<\/span><\/span>\u628a<\/span>soc<\/span>k<\/span>e<\/span>t<\/span>\u7ed1\u5b9a\u5230\u672c\u5730\u6240\u6709<\/span>I<\/span>P<\/span>\u7684<\/span>12345<\/span>\u7aef\u53e3\u4e0a\u3002\u8fd9\u6837，\u4efb\u4f55\u8bbf\u95ee\u672c\u673a<\/span>12345<\/span>\u7aef\u53e3\u7684<\/span>TCP<\/span>\u8fde\u63a5\u90fd\u80fd\u88ab\u8fd9\u4e2a<\/span>soc<\/span>k<\/span>e<\/span>t<\/span>\u63a5\u6536\u3002<\/span>soc<\/span>k<\/span>e<\/span>t<\/span><\/span>l<\/span><\/span><\/span><\/span>\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>i<\/span>s<\/span>t<\/span>e<\/span>n<\/span>(<\/span><\/span><\/span><\/span><\/span>socket); \u8ba9 socket \u8fdb\u5165\u76d1\u542c\u72b6\u6001，\u51c6\u5907\u63a5\u53d7\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u3002 while ( <\/p>\n

c <\/p>\n

o <\/p>\n

n <\/p>\n

n <\/p>\n

= <\/p>\n

s <\/p>\n

o <\/p>\n

c <\/p>\n

k <\/p>\n

e <\/p>\n

t <\/p>\n

a <\/p>\n

c <\/p>\n

c <\/p>\n

e <\/p>\n

p <\/p>\n

t <\/p>\n

( <\/p>\n

conn = socket_accept( <\/p>\n

<\/span><\/span>co<\/span>nn<\/span><\/span>=<\/span><\/span><\/span><\/span>soc<\/span>k<\/span>e<\/span>t<\/span><\/span>a<\/span><\/span><\/span><\/span>\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>cce<\/span>pt<\/span>(<\/span><\/span><\/span><\/span><\/span>socket)) { \u2026 } \u8fdb\u5165\u4e00\u4e2a\u6b7b\u5faa\u73af，\u4e0d\u65ad\u7b49\u5f85\u5ba2\u6237\u7aef\u8fde\u63a5\u3002 \u6bcf\u5f53\u6709\u5ba2\u6237\u7aef\u8fde\u63a5\u65f6，socket_accept \u4f1a\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u8fde\u63a5\u8d44\u6e90 <\/p>\n

c <\/p>\n

o <\/p>\n

n <\/p>\n

n <\/p>\n

\u3002 <\/p>\n

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t <\/p>\n

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r <\/p>\n

i <\/p>\n

t <\/p>\n

e <\/p>\n

( <\/p>\n

conn\u3002 socket_write( <\/p>\n

<\/span><\/span>co<\/span>nn<\/span>\u3002<\/span>soc<\/span>k<\/span>e<\/span>t<\/span><\/span>w<\/span><\/span><\/span><\/span>\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>r<\/span>i<\/span>t<\/span>e<\/span>(<\/span><\/span><\/span><\/span><\/span>conn, \u201cHello TCP Client!\\\\n\u201d); \u5411\u521a\u521a\u8fde\u63a5\u8fdb\u6765\u7684\u5ba2\u6237\u7aef\u53d1\u9001\u4e00\u6761\u6d88\u606f：\u201cHello TCP Client!\u201d socket_close( <\/p>\n

c <\/p>\n

o <\/p>\n

n <\/p>\n

n <\/p>\n

) <\/p>\n

; <\/p>\n

\u5173\u95ed\u4e0e\u5f53\u524d\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u3002 <\/p>\n

s <\/p>\n

o <\/p>\n

c <\/p>\n

k <\/p>\n

e <\/p>\n

t <\/p>\n

c <\/p>\n

l <\/p>\n

o <\/p>\n

s <\/p>\n

e <\/p>\n

( <\/p>\n

conn); \u5173\u95ed\u4e0e\u5f53\u524d\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u3002 socket_close( <\/p>\n

<\/span><\/span>co<\/span>nn<\/span>)<\/span>;<\/span><\/span>\u5173\u95ed\u4e0e\u5f53\u524d\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u3002<\/span>soc<\/span>k<\/span>e<\/span>t<\/span><\/span>c<\/span><\/span><\/span><\/span>\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>l<\/span>ose<\/span>(<\/span><\/span><\/span><\/span><\/span>socket); \u5f53\u5faa\u73af\u7ed3\u675f\u540e（\u4e00\u822c\u4e0d\u4f1a\u7ed3\u675f），\u5173\u95ed\u4e3b socket\u3002 \u603b\u7ed3 \u8fd9\u6bb5\u4ee3\u7801\u5c31\u662f\u4e00\u4e2aTCP\u670d\u52a1\u5668，\u76d1\u542c 12345 \u7aef\u53e3\u3002 \u6bcf\u5f53\u6709\u5ba2\u6237\u7aef（\u6bd4\u5982\u7528 telnet\u3001nc \u7b49\u5de5\u5177）\u8fde\u63a5\u5230\u8fd9\u4e2a\u7aef\u53e3\u65f6，\u670d\u52a1\u5668\u4f1a\u56de\u590d\u4e00\u6761\u201cHello TCP Client!\u201d\u6d88\u606f，\u7136\u540e\u65ad\u5f00\u8fde\u63a5\u3002 \u9002\u5408\u7528\u6765\u5b66\u4e60 socket \u7f16\u7a0b\u7684\u57fa\u672c\u539f\u7406\u3002<\/p>\n

\u4ec0\u4e48\u662fTCP?<\/p>\n

  • TCP \u662f\u4ec0\u4e48？ TCP \u662f\u4e00\u79cd\u7f51\u7edc\u901a\u4fe1\u534f\u8bae，\u5c5e\u4e8e\u4e92\u8054\u7f51\u534f\u8bae\u65cf（TCP\/IP\u534f\u8bae\u65cf）\u4e2d\u7684\u6838\u5fc3\u534f\u8bae\u4e4b\u4e00\u3002 \u5b83\u4e3b\u8981\u7528\u4e8e\u4e24\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u53ef\u9760\u5730\u4f20\u8f93\u6570\u636e，\u6bd4\u5982\u4f60\u8bbf\u95ee\u7f51\u9875\u3001\u6536\u53d1\u90ae\u4ef6\u3001\u6587\u4ef6\u4f20\u8f93\u7b49，\u5e95\u5c42\u90fd\u662f\u7528 TCP\u3002<\/li>\n
  • TCP \u7684\u4e3b\u8981\u7279\u70b9 \u9762\u5411\u8fde\u63a5 \u5728\u901a\u4fe1\u524d，\u5fc5\u987b\u5148\u5efa\u7acb\u8fde\u63a5（\u4e09\u6b21\u63e1\u624b），\u901a\u4fe1\u7ed3\u675f\u540e\u8981\u65ad\u5f00\u8fde\u63a5（\u56db\u6b21\u6325\u624b）\u3002 \u53ef\u9760\u4f20\u8f93 \u6570\u636e\u4f20\u8f93\u6709\u786e\u8ba4\u673a\u5236\u3001\u91cd\u53d1\u673a\u5236\u3001\u987a\u5e8f\u63a7\u5236，\u4fdd\u8bc1\u6570\u636e\u4e0d\u4f1a\u4e22\u5931\u3001\u4e0d\u4f1a\u4e71\u5e8f\u3002 \u9762\u5411\u5b57\u8282\u6d41 \u6570\u636e\u4ee5\u5b57\u8282\u6d41\u7684\u65b9\u5f0f\u4f20\u8f93，\u6ca1\u6709\u6d88\u606f\u8fb9\u754c，\u5e94\u7528\u5c42\u9700\u8981\u81ea\u5df1\u5212\u5206\u6d88\u606f\u3002 \u5168\u53cc\u5de5\u901a\u4fe1 \u53cc\u65b9\u53ef\u4ee5\u540c\u65f6\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u3002<\/li>\n
  • TCP \u7684\u5e94\u7528\u573a\u666f \u7f51\u9875\u6d4f\u89c8（HTTP\/HTTPS \u534f\u8bae\u5e95\u5c42\u7528 TCP） \u6587\u4ef6\u4f20\u8f93（FTP \u534f\u8bae\u5e95\u5c42\u7528 TCP） \u8fdc\u7a0b\u767b\u5f55（SSH\u3001Telnet） \u7535\u5b50\u90ae\u4ef6（SMTP\u3001POP3\u3001IMAP）<\/li>\n
  • TCP \u4e0e UDP \u7684\u533a\u522b | \u7279\u70b9 | TCP | UDP | |————–|—————————|————————–| | \u662f\u5426\u8fde\u63a5 | \u6709\u8fde\u63a5（\u4e09\u6b21\u63e1\u624b） | \u65e0\u8fde\u63a5 | | \u662f\u5426\u53ef\u9760 | \u53ef\u9760，\u4fdd\u8bc1\u987a\u5e8f\u548c\u5b8c\u6574\u6027 | \u4e0d\u53ef\u9760，\u53ef\u80fd\u4e22\u5305\u3001\u4e71\u5e8f | | \u901f\u5ea6 | \u8f83\u6162 | \u8f83\u5feb | | \u5e94\u7528\u573a\u666f | \u7f51\u9875\u3001\u6587\u4ef6\u3001\u90ae\u4ef6\u7b49 | \u89c6\u9891\u3001\u8bed\u97f3\u3001\u76f4\u64ad\u3001\u6e38\u620f\u7b49 |<\/li>\n
  • \u5f62\u8c61\u7406\u89e3 \u4f60\u53ef\u4ee5\u628a TCP \u60f3\u8c61\u6210\u6253\u7535\u8bdd： \u5148\u62e8\u53f7（\u5efa\u7acb\u8fde\u63a5），\u5bf9\u65b9\u63a5\u542c\u540e\u624d\u80fd\u8bf4\u8bdd（\u6570\u636e\u4f20\u8f93），\u8bf4\u5b8c\u6302\u7535\u8bdd（\u65ad\u5f00\u8fde\u63a5），\u6bcf\u53e5\u8bdd\u90fd\u80fd\u786e\u8ba4\u5bf9\u65b9\u542c\u5230\u4e86\u3002 \u800c UDP \u50cf\u53d1\u77ed\u4fe1： \u76f4\u63a5\u53d1，\u4e0d\u7ba1\u5bf9\u65b9\u6536\u6ca1\u6536\u5230，\u4e5f\u4e0d\u4fdd\u8bc1\u987a\u5e8f\u3002<\/li>\n","protected":false},"excerpt":{"rendered":"

    \u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb816\u6b21\uff0c\u70b9\u8d5e27\u6b21\uff0c\u6536\u85cf19\u6b21\u3002\u89e3\u51b3\u65b9\u6cd5\uff1a\u542f\u7528 Telnet \u5ba2\u6237\u7aef\u6253\u5f00\u201c\u63a7\u5236\u9762\u677f\u201d \u2192 \u201c\u7a0b\u5e8f\u201d \u2192 \u201c\u542f\u7528\u6216\u5173\u95edWindows\u529f\u80fd\u201d\u627e\u5230\u201cTelnet\u5ba2\u6237\u7aef\u201d\uff0c\u52fe\u9009\u5b83\uff0c\u70b9\u51fb\u201c\u786e\u5b9a\u201d\u7b49\u5f85\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u91cd\u65b0\u6253\u5f00\u547d\u4ee4\u63d0\u793a\u7b26\uff08CMD\uff09\uff0c\u8f93\u5165 telnet\uff0c\u5982\u679c\u51fa\u73b0\u63d0\u793a\u8bf4\u660e\u5df2\u5b89\u88c5\u7b2c\u4e00\u6b65D:>D:\\\\phpstudy_pro\\\\Extensions\\\\php\\\\php7.4.3nts\\\\php.exe D:\\\\phpstudy_pro\\\\WWW\\\\1.php\uff08\u7136\u540e\u4e0d\u8981\u5173\u95ed\uff09\u7b2c\u4e8c\u6b65\uff1a\u53e6\u5916\u5728\u5f00\u542fcmd\u3002_php tcp \u670d\u52a1\u5668<\/p>\n","protected":false},"author":2,"featured_media":44581,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[230,4183,970,4184],"topic":[],"class_list":["post-44583","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-php","tag-php100","tag-tcp","tag-4184"],"yoast_head":"\nphp\u6848\u4f8b TCP\u670d\u52a1\u5668\u534f\u8bae - 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