{"id":379129,"date":"2021-02-21T08:18:36","date_gmt":"2021-02-21T00:18:36","guid":{"rendered":"http:\/\/4563.org\/?p=379129"},"modified":"2021-02-21T08:18:36","modified_gmt":"2021-02-21T00:18:36","slug":"tcp-%e5%9f%ba%e7%a1%80%e8%bf%9e%e6%8e%a5%e4%b8%ad%ef%bc%8c-sendall-%e5%92%8c-send-%e6%98%af%e5%90%a6%e6%97%a0%e6%9c%ac%e8%b4%a8%e5%8c%ba%e5%88%ab%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=379129","title":{"rendered":"TCP \u57fa\u7840\u8fde\u63a5\u4e2d\uff0c sendall \u548c send \u662f\u5426\u65e0\u672c\u8d28\u533a\u522b\uff1f"},"content":{"rendered":"
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TCP \u57fa\u7840\u8fde\u63a5\u4e2d\uff0c sendall \u548c send \u662f\u5426\u65e0\u672c\u8d28\u533a\u522b\uff1f <\/h1>\n

<\/p>\n

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\u8cc7\u6df1\u5927\u4f6c : LeeReamond <\/span> <\/i> 1<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u5982\u9898\uff0c\u5728\u505a\u4e00\u4e9b TCP \u7684\u5c0f\u5b9e\u9a8c\uff0c\u4f46\u662f\u672c\u5730\u73af\u5883\u7f51\u7edc\u592a\u5feb\u4e86\uff0c\u5f88\u96be\u6a21\u62df\u5c01\u5305\u4e22\u5931\u4e4b\u7c7b\u7684\u60c5\u51b5\uff0c\u6240\u4ee5\u6765 v2 \u95ee\u4e00\u4e0b\u8001\u54e5\u3002<\/p>\n

\u6211\u7684\u95ee\u9898\u662f\uff0c<\/p>\n

\u4e00\u3001<\/p>\n

\u5047\u5982\u4e00\u4e2a\u5ba2\u6237\u7aef\u8fde\u63a5\u5230\u4e86\u670d\u52a1\u7aef\uff0c\u4e2d\u95f4\u7ecf\u8fc7\u4e09\u6b21\u63e1\u624b\u4e4b\u540e\u5f00\u59cb\u6b63\u5f0f\u4f20\u9012\u5185\u5bb9\u3002\u5047\u8bbe\u5ba2\u6237\u7aef\u60f3\u8981\u53d1\u9001\u4e00\u4e2a\u957f\u5ea6\u4e3a 40K \u7684\u56fe\u7247\uff0c\u8c03\u7528 socket.sendall(picture)\u8fd9\u79cd\u611f\u89c9\u7684\u547d\u4ee4\uff0c\u7531\u4e8e\u8f83\u957f\u88ab\u62c6\u6210 10 \u4e2a\u5c01\u5305\u53d1\u9001\u3002\u5728\u53d1\u9001\u5b8c\u6bd5\u540e\u6070\u597d\u5ba2\u6237\u7aef\u7535\u8111\u65ad\u7535\uff0c\u4e14\u6070\u597d 10 \u4e2a\u5c01\u5305\u4e2d\u7b2c\u4e94\u4e2a\u4e22\u5931\u4e86\uff0c\u90a3\u4e48\u7406\u8bba\u4e0a\u670d\u52a1\u7aef\u7684\u5e94\u7528\u5c42\u662f\u5426\u53ea\u80fd\u8bfb\u51fa\u6765\u524d\u56db\u4e2a\u5c01\u5305\uff1f<\/p>\n

\u4e8c\u3001<\/p>\n

\u5982\u679c\u7b2c\u4e00\u95ee\u6210\u7acb\uff0c\u5c06\u4e0a\u8ff0\u95ee\u9898\u6539\u4e3a\uff0c10 \u6b21 send \u7684\u8fc7\u7a0b\uff0c\u5e76\u975e\u7531\u7cfb\u7edf\u5185\u6838\u62c6\u5206\uff0c\u800c\u662f\u7531\u5e94\u7528\u5c42\u4e3b\u52a8\u62c6\u5206\uff0c\u8c03\u7528\u5341\u6b21 socket.send \u547d\u4ee4\u53d1\u9001\uff0c\u6700\u7ec8\u8868\u73b0\u51fa\u6765\u7684\u884c\u4e3a\u662f\u5426\u4e00\u81f4\uff1f<\/p>\n

\u4e09\u3001<\/p>\n

\u5047\u8bbe\u6211\u6709\u4e00\u4e2a\u5e94\u7528\u573a\u666f\uff0c\u9700\u8981\u5728\u4e24\u4e2a\u8fdb\u7a0b\u4e4b\u95f4\u5efa\u7acb RPC \u8fde\u63a5\uff0c\u57fa\u4e8e TCP \u5c42\u8bbe\u8ba1\uff0c\u90a3\u4e48\u51fa\u4e8e\u6548\u7387\u8003\u91cf\uff0c\u6700\u597d\u590d\u7528\u540c\u4e00\u4e2a TCP \u8fde\u63a5\uff0c\u5373\u4e0d\u540c\u53cd\u590d\u91cd\u590d\u63e1\u624b\u3001\u5206\u624b\u7684\u8fc7\u7a0b\u3002\u6bcf\u6b21 A \u7aef\u751f\u6210\u82e5\u5e72\u8bf7\u6c42\u5c01\u5305\uff0c\u53d1\u9001\u81f3 B \u7aef\uff0c\u8fd9\u4e9b\u90fd\u53d1\u751f\u5728\u540c\u4e00\u4e2a\u8fde\u63a5\u5185\u90e8\uff0c\u6bd4\u5982\u53d1\u9001\u4e24\u6b21\u8bf7\u6c42\uff0c\u662f\u5426\u610f\u5473\u7740\u5982\u679c\u7b2c\u4e00\u4e2a\u8bf7\u6c42\u6302\u4e86\uff0c\u7b2c\u4e8c\u4e2a\u8bf7\u6c42\u6c38\u8fdc\u6536\u4e0d\u5230\u3002\u8fd8\u662f\u8fde\u63a5\u5185\u90e8\u4e5f\u6709\u533a\u5206\uff0c\u6bd4\u5982\u6309\u4e00\u6b21 send \u533a\u5206\uff0c\u524d\u4e00\u4e2a sendall \u7684\u6392\u5e8f\u4e0d\u5f71\u54cd\u65b0\u7684 sendall \u7684\u6392\u5e8f\uff1f<\/p>\n

\u5982\u679c\u540c\u4e00\u8fde\u63a5\u5185\u90e8\u6309 sendall \u5212\u5206\u6392\u5e8f\u7684\u8bdd\uff0c\u4fdd\u8bc1\u4e24\u6b21\u8bf7\u6c42\u4e4b\u95f4\u7684\u9694\u79bb\u6027\u4f3c\u4e4e\u53ea\u80fd\u9760\u91cd\u65b0\u5efa\u7acb\u4e00\u6b21 TCP \u8fde\u63a5\u6765\u5b9e\u73b0\u4e86\uff1f<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (6<\/span>) <\/div>\n
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    \u8cc7\u6df1\u5927\u4f6c : ryd994 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u95ee\u95ee\u9898\u4e4b\u524d\u80fd\u4e0d\u80fd ask the fking Google \uff1f
    https:\/\/stackoverflow.com\/questions\/34252273\/what-is-the-difference-between-socket-send-and-socket-sendall<\/p>\n

    \u8fd8\u6709\uff0cTCP \u662f\u5b57\u8282\u6d41\uff0c\u4f60\u4e3a\u4ec0\u4e48\u8981\u5173\u5fc3\u51e0\u4e2a\u5305\uff1f <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

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    \u8cc7\u6df1\u5927\u4f6c : bowser1701 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @ryd994 \u8bf7\u6559\u4e00\u4e0b \u60f3\u77e5\u9053 TCP \u662f\u5b57\u8282\u6d41\uff0c\u4f46\u662f IP \u5c42\u8981\u5206\u5305\uff0cTCP \u4e3a\u4e86\u53ef\u9760\u8981\u5206\u6bb5\uff0c\u4e3a\u4ec0\u4e48\u4e0d\u5173\u5fc3\u51e0\u4e2a\u5305\u5440\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : LeeReamond <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @ryd994 \u90a3\u5927\u4f6c google \u5230\u7b54\u6848\u4e86\uff0c\u80fd\u56de\u7b54\u6211\u4e00\u4e2d\u5047\u8bbe\u73af\u5883\u7684 fking \u95ee\u9898\u4e86\u4e48\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : LeeReamond <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @bowser1701 \u5b66\u4e60\u90fd\u662f\u8fd9\u6837\u7684\uff0c\u5b66\u6821\u8001\u5e08\u80af\u5b9a\u662f\u8bb2\u4e0d\u660e\u767d\u7684\uff0c\u4f60\u8981\u9762\u5411\u8c37\u6b4c\u7f16\u7a0b\uff0c\u7136\u540e\u63d0\u4e2a\u81ea\u5df1\u56f0\u60d1\u7684\u95ee\u9898\u5c31\u4f1a\u6709\u4eba\u51fa\u6765\u5632\u8bbd\u4f60\u57fa\u7840\u4e0d\u7262\u5199\u4e2a X \u7684\u4ee3\u7801\uff0c\u5e76\u4e14\u5632\u8bbd\u7684\u540c\u65f6\u53c8\u4e0d\u544a\u8bc9\u4f60\u6b63\u786e\u662f\u4ec0\u4e48\u6837\u7684\u3002\u771f\u8f83\u771f\u8d77\u6765\u4ed6\u4eec\u53c8\u95ee\u4f60\u4f60\u5199\u7684\u662f\u5e94\u7528\u5c42\u641e\u8fd9\u4e48\u7ec6\u7684\u6709\u4ec0\u4e48\u610f\u4e49\uff0c\u53cd\u6b63\u6211\u4e5f\u4e0d\u77e5\u9053\u5168\u7f51\u8c01\u61c2\u8fd9\u4e9b\u4e1c\u897f\uff0c\u770b\u8d77\u6765\u4eba\u4eba\u90fd\u61c2\uff0c\u53ef\u5c31\u662f\u95ee\u8c01\u90fd\u4e0d\u544a\u8bc9\u6211\u2513(\u00a0\u00b4\u2200`\u00a0)\u250f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : ryd994 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @bowser1701 \u56e0\u4e3a\u4f60\u4e0d\u5e94\u8be5\u5173\u5fc3\u3002OSI \u5206\u5c42\u5c31\u662f\u4e3a\u4e86\u9694\u79bb\u5b9e\u73b0\u7ec6\u8282\u3002\u5e95\u5c42\u5b9e\u73b0\u53ef\u4ee5\u81ea\u7531\u9009\u62e9\u5206\u51e0\u4e2a\u5305\u3002\u6211\u5199\u4e2a\u5185\u6838\u6a21\u5757\u3002\u4e00\u4e2a\u5305\u4e00\u5b57\u8282\uff0c\u6216\u8005\u4e00\u4e2a\u5305\u53d1\u4e09\u6b21\uff0c\u5e94\u7528\u5c42\u90fd\u4e0d\u5e94\u8be5\u6709\u6b63\u786e\u6027\u7684\u95ee\u9898\uff0c\u56e0\u4e3a\u65e0\u8bba\u5e95\u5c42\u5206\u51e0\u4e2a\u5305\u53d1\u51e0\u6b21\uff0c\u5bf9\u5e94\u7528\u5c42\u6765\u8bf4\uff0c\u53ea\u8981\u63d0\u4f9b\u4e86\u201c\u53ef\u9760\u7684\u5b57\u8282\u6d41\u201d\u8fd9\u4e00\u529f\u80fd\uff0c\u5c31\u662f\u6b63\u786e\u7684\u534f\u8bae\u3002<\/p>\n

    \u4e0a\u5c42\u5173\u5fc3\u5e95\u5c42\u5b9e\u73b0\u7684\u60c5\u51b5\u901a\u5e38\u662f\u6027\u80fd\u8c03\u4f18\u3002<\/p>\n

    @LeeReamond \u95ee\u9898\u4e00\u4e8c\u5df2\u5728 1 \u7684\u94fe\u63a5\u7ed9\u51fa\u3002
    \u95ee\u9898\u4e09\u7684\u7b54\u6848\u5c31\u662f\u201cTCP \u662f\u5b57\u8282\u6d41\u201d <\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
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    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : LeeReamond <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @ryd994 \u611f\u8c22\uff01 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    TCP \u57fa\u7840\u8fde\u63a5\u4e2d\uff0c sendal…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/379129"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=379129"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/379129\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=379129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=379129"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=379129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}