{"id":1596,"date":"2018-08-09T18:35:07","date_gmt":"2018-08-09T10:35:07","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=1596"},"modified":"2018-08-09T18:35:07","modified_gmt":"2018-08-09T10:35:07","slug":"nanomsg%e6%a1%86%e6%9e%b6%e7%ae%80%e4%bb%8b","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/1596","title":{"rendered":"nanomsg\u6846\u67b6\u7b80\u4ecb"},"content":{"rendered":"
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nanomsg\u6846\u67b6\u7b80\u4ecb<\/h1>\n<\/div>\n
\n
2017\u5e7411\u670829\u65e5 15:17:05<\/span><\/p>\n
\u9605\u8bfb\u6570\uff1a4451<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
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1\u3001nanomsg\u6982\u8ff0<\/strong><\/p>\n

\u00d8\u00a0 nanomsg\u662f\u4e00\u4e2asocket library\uff0c\u5b83\u63d0\u4f9b\u4e86\u51e0\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u6a21\u5f0f\uff0c\u4e3a\u4e86\u80fd\u4f7f\u7f51\u7edc\u5c42\u5feb\u901f\u3001\u53ef\u6269\u5c55\u5e76\u4e14\u80fd\u6613\u4e8e\u4f7f\u7528\u3002\u7528C\u5b9e\u73b0\uff0c\u4e14\u9002\u7528\u4e8e\u5e7f\u6cdb\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u51e0\u4e4e\u4e0d\u9700\u8981\u4f9d\u8d56\u3002\u8fd9\u91cc\u7684\u901a\u4fe1\u6a21\u5f0f\uff08\u4e5f\u79f0\u4e3a\u201c\u53ef\u6269\u5c55\u6027\u534f\u8bae\u201d\uff09\u662f\u6784\u5efa\u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u57fa\u672c\u6846\u67b6\u3002\u901a\u8fc7\u7ec4\u5408\u5b83\u4eec\uff0c\u53ef\u4ee5\u521b\u5efa\u5e7f\u6cdb\u7684\u5206\u5e03\u5f0f\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n

\u00d8\u00a0 \u76ee\u524d\u53ef\u7528\u7684\u53ef\u6269\u5c55\u6027\u534f\u8bae\u6709\uff1a<\/p>\n

PAIR – \u7b80\u5355\u7684\u4e00\u5bf9\u4e00\u6c9f\u901a<\/p>\n

BUS – \u7b80\u5355\u7684\u591a\u5bf9\u591a\u901a\u4fe1<\/p>\n

REQREP – \u5141\u8bb8\u6784\u5efa\u65e0\u72b6\u6001\u670d\u52a1\u96c6\u7fa4\u6765\u5904\u7406\u7528\u6237\u8bf7\u6c42<\/p>\n

PUBSUB – \u5c06\u6d88\u606f\u5206\u53d1\u7ed9\u8ba2\u9605\u6d88\u606f\u7684\u7528\u6237<\/p>\n

PIPELINE – \u6c47\u603b\u6765\u81ea\u591a\u4e2a\u6765\u6e90\u7684\u6d88\u606f\uff0c\u5e76\u5728\u8bb8\u591a\u76ee\u7684\u70b9\u4e4b\u95f4\u8fdb\u884c\u8d1f\u8f7d\u5e73\u8861<\/p>\n

SURVEY – \u5141\u8bb8\u4e00\u6b21\u67e5\u8be2\u591a\u4e2a\u5e94\u7528\u7a0b\u5e8f\u7684\u72b6\u6001<\/p>\n

\u00d8\u00a0 \u53ef\u6269\u5c55\u6027\u534f\u8bae\u5206\u5c42\u5728\u4f20\u8f93\u5c42\u4e4b\u4e0a\u7684\u7f51\u7edc\u5806\u6808\u4e2d\uff0c\u76ee\u524dnanomsg library\u652f\u6301\u4ee5\u4e0b\u4f20\u8f93\u673a\u5236\uff1a<\/p>\n

INPROC – \u8fdb\u7a0b\u5185\u7684\u4f20\u8f93\uff08\u7ebf\u7a0b\uff0c\u6a21\u5757\u7b49\u4e4b\u95f4\uff09<\/p>\n

IPC – \u5728\u5355\u4e2a\u673a\u5668\u4e0a\u7684\u8fdb\u7a0b\u95f4\u4f20\u8f93<\/p>\n

TCP – \u901a\u8fc7TCP\u7684\u7f51\u7edc\u4f20\u8f93<\/p>\n

\u8be5\u5e93\u5411\u5e94\u7528\u7a0b\u5e8f\u516c\u5f00\u4e86\u4e00\u4e2a\u7c7b\u4f3cBSD\u7684\u5957\u63a5\u5b57C API\u3002<\/p>\n

2\u3001nanomsg\u6e90\u7801<\/strong><\/p>\n

\u00d8\u00a0 nanomsg\/src\/<\/p>\n

nn.h\uff1ananomsg\u5bf9\u5916\u66b4\u9732\u7684api\u63a5\u53e3<\/p>\n

transport.h\uff1a\u901a\u4fe1\u5c42\u5b9a\u4e49\uff0c\u4e3b\u8981\u662f\u4e3a\u4e86\u66b4\u9732\u7ed9\u7528\u6237\u4ee5\u5b9e\u73b0\u6269\u5c55\uff0c\u4f46\u76ee\u524d\u5305\u542b\u4e86utils\u4e0b\u7684\u76f8\u5173\u5934\u6587\u4ef6\uff0c\u5176\u4e2dinproc.h\/ipc.h\/tcp.h\u662f\u5bf9\u5e94\u7684transport<\/p>\n

protocol.h\uff1a\u534f\u8bae\u5c42\u5b9a\u4e49\uff0c\u4e5f\u662f\u4e3a\u4e86\u66b4\u9732\u7ed9\u7528\u6237\u4ee5\u5b9e\u73b0\u6269\u5c55\uff0c\u5176\u4e2dreqrep.h\/pubsub.h\/bus.h\/pair.h\/pipeline.h\/survey.h\u662f\u5bf9\u5e94\u7684protocol<\/p>\n

utils\/\uff1a\u5b9e\u7528\u5de5\u5177\u5305\uff0c\u5305\u542b\u57fa\u672c\u6570\u636e\u7ed3\u6784(list\/queue\/hash)\u3001\u4e92\u65a5\u53ca\u539f\u5b50\u64cd\u4f5c(mutex\/atomic)\u7b49<\/p>\n

transports\/\uff1a\u901a\u4fe1\u5c42\u5b9e\u73b0\uff0c\u5305\u62ec(inproc:\u8fdb\u7a0b\u5185\u901a\u4fe1\uff1bipc:\u8fdb\u7a0b\u95f4\u901a\u4fe1\uff1btcp\uff1atcp\u901a\u4fe1)<\/p>\n

protocols\/\uff1a\u534f\u8bae\u5c42\u5b9e\u73b0\uff0c\u5305\u62ec(REQREP:\u8bf7\u6c42\u54cd\u5e94\uff1bPUBSUB:\u8ba2\u9605\u53d1\u5e03\u7b49)<\/p>\n

core\/\uff1a\u901a\u7528\u4ee3\u7801<\/p>\n

aio\/\uff1a\u7ebf\u7a0b\u6c60\u6a21\u62df\u7684\u5f02\u6b65\u64cd\u4f5c\uff0c\u5e26\u72b6\u6001\u673a\u7684\u4e8b\u4ef6\u9a71\u52a8\u7b49<\/p>\n

CMakeLists.txt\uff1acmake\u7f16\u8bd1\u6587\u4ef6<\/p>\n

pkgconfig.in\uff1apkgconfig\u5de5\u5177\u914d\u7f6e\u6587\u4ef6<\/p>\n

\u00d8\u00a0 nanomsg\/src\/nn.h<\/p>\n

\u00a0 NN_EXPORT int nn_socket (int domain, intprotocol);<\/p>\n

\u00fc\u00a0 domain\uff1aAF_SP(\u6807\u51c6\u7a33\u5b9a\u7684SP Socket)\uff1bAF_SP_RAW(\u539f\u59cb\u5957\u63a5\u5b57\u7701\u7565\u4e86AF_SP\u5957\u63a5\u5b57\u4e2d\u7684\u7aef\u5230\u7aef\u529f\u80fd\uff0c\u56e0\u6b64\u53ef\u7528\u4e8e\u5728SP\u62d3\u6251\u7ed3\u6784\u4e2d\u5b9e\u73b0\u4e2d\u95f4\u8bbe\u5907)<\/p>\n

\u00fc\u00a0 protocol\uff1a\u76f8\u5e94\u76846\u79cd\u53ef\u6269\u5c55\u6027\u534f\u8bae\u5bf9\u5e94\u7684socket types<\/p>\n

\u6ce8<\/strong>\uff1a1)\u6240\u6709SP sockets\u662f\u57fa\u4e8e\u6d88\u606f\u7684\uff0c\u6240\u4ee5\u5176\u5ffd\u7565\u4e86\u7c7b\u578b\u5b9a\u4e49\uff0c\u8fd9\u91cc\u90fd\u662fSOCK_SEQPACKE(\u6709\u5e8f\u5206\u7ec4\u5957\u63a5\u5b57)\u7c7b\u578b\u7684\uff1b<\/p>\n

2)nn_socket\u51fd\u6570\u8fd4\u56de\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u4e0d\u662f\u6807\u51c6\u63cf\u8ff0\u7b26\uff0c\u5982\u679c\u4e0e\u7cfb\u7edf\u51fd\u6570\u4e00\u8d77\u4f7f\u7528\u65f6\u5c06\u5448\u73b0\u4e3a\u65e0\u6cd5\u5b9a\u4e49\u7684\u884c\u4e3a\uff0c\u53ef\u80fd\u4f1a\u53d1\u751f\u51b2\u7a81\u3002<\/p>\n

\u00fc\u00a0 errors\uff1a<\/p>\n

1)EAFNOSUPPORT\uff1a\u6307\u5b9aaddress family\u4e0d\u652f\u6301\uff1b<\/p>\n

2)EINVAL\uff1a\u672a\u77e5\u7684protocol\uff1b<\/p>\n

3)EMFILE\uff1a\u8fbe\u5230\u6253\u5f00\u7684SP Socket\u6216OS\u9650\u5236\u7684\u6700\u5927\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\uff1b<\/p>\n

4)ETERM\uff1alibrary\u7ec8\u6b62\u3002<\/p>\n

\u00a0 NN_EXPORT int nn_close (int s);<\/p>\n

\u00fc\u00a0 errors:<\/p>\n

1)\u00a0\u00a0\u00a0\u00a0\u00a0EBADF\uff1a\u63d0\u4f9b\u7684socket\u662f\u65e0\u6548\u7684<\/p>\n

2)\u00a0\u00a0\u00a0\u00a0\u00a0EINTR\uff1a\u64cd\u4f5c\u88ab\u67d0\u4e2a\u4fe1\u53f7\u6253\u65ad\uff0csocket\u4e0d\u80fd\u5b8c\u5168\u5173\u95ed\uff0c\u8c03\u7528nn_close()\u51fd\u6570\u80fd\u91cd\u65b0\u542f\u52a8\u64cd\u4f5c<\/p>\n

\u6ce8\uff1a\u5173\u95edsocket\uff0c\u4efb\u4f55\u672a\u88ab\u5e94\u7528\u7a0b\u5e8f\u63a5\u6536\u7684\u5165\u7ad9\u7f13\u51b2\u7684\u6d88\u606f\u5c06\u88ab\u4e22\u5f03\uff0c\u540c\u65f6\u8be5\u5e93\u5c06\u4f20\u8f93\u51fa\u7ad9\u6d88\u606f\u5e76\u6307\u5b9aNN_LINGER socket\u9009\u9879\u3002<\/p>\n

\u00a0 NN_EXPORT int nn_setsockopt (int s, intlevel, int option,\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0const void *optval, size_t optvallen);<\/p>\n

\u00a0 NN_EXPORT int nn_getsockopt (int s, intlevel, int option,\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0void *optval, size_t *optvallen);<\/p>\n

\u00a0 NN_EXPORT int nn_bind (int s, const char*addr);<\/p>\n

\u00a0 NN_EXPORT int nn_connect (int s, const char*addr);<\/p>\n

\u00a0 NN_EXPORT int nn_shutdown (int s, int how);<\/p>\n

\u00a0 NN_EXPORT int nn_send (int s, const void*buf, size_t len, int flags);<\/p>\n

\u00a0 NN_EXPORT int nn_recv (int s, void *buf,size_t len, int flags);<\/p>\n

\u00a0 NN_EXPORT int nn_sendmsg (int s, conststruct nn_msghdr *msghdr, int flags);<\/p>\n

\u00a0 NN_EXPORT int nn_recvmsg (int s, struct nn_msghdr*msghdr, int flags);<\/p>\n

\u00a0 NN_EXPORT int nn_device (int s1, int s2);<\/p>\n

\u00d8<\/p>\n

3\u3001pubsub\u6a21\u5f0f<\/p>\n

demo<\/p>\n

4\u3001reqrep\u6a21\u5f0f<\/p>\n

demo<\/p>\n

5\u3001\u53c2\u8003\u94fe\u63a5<\/p>\n

nanomsg\u6e90\u4ee3\u7801<\/a><\/p>\n

nanomsg\u7528\u6237\u624b\u518c<\/a><\/p>\n

nanomsg\u793e\u533a<\/a><\/p>\n<\/div>\n<\/div>\n<\/article>\n","protected":false},"excerpt":{"rendered":"

nanomsg\u6846\u67b6\u7b80\u4ecb 2017\u5e7411\u6708<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[118],"class_list":["post-1596","post","type-post","status-publish","format-standard","hentry","tag-02-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1596","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=1596"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1596\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=1596"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=1596"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=1596"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}