{"id":5152,"date":"2021-04-06T11:45:28","date_gmt":"2021-04-06T03:45:28","guid":{"rendered":"https:\/\/damogame.cn\/wordpress\/?p=5152"},"modified":"2021-04-06T11:45:28","modified_gmt":"2021-04-06T03:45:28","slug":"%e5%af%b9%e8%b1%a1%e5%ba%8f%e5%88%97%e5%8c%96%e7%b1%bb%e5%ba%93msgpack%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/5152","title":{"rendered":"\u5bf9\u8c61\u5e8f\u5217\u5316\u7c7b\u5e93MsgPack\u4ecb\u7ecd"},"content":{"rendered":"
\n
\n
\n

\u539f\u6587\u5730\u5740<\/a><\/p>\n

 <\/p>\n<\/div>\n<\/div>\n<\/div>\n

\n
\n
\n

MessagePack(\u4ee5\u4e0b\u7b80\u79f0MsgPack<\/a><\/span>)\u4e00\u4e2a\u57fa\u4e8e\u4e8c\u8fdb\u5236\u9ad8\u6548<\/a><\/span>\u7684\u5bf9\u8c61\u5e8f\u5217\u5316<\/a><\/span>\u7c7b\u5e93<\/a><\/span>\uff0c\u53ef\u7528\u4e8e\u8de8\u8bed\u8a00\u901a\u4fe1\u3002\u5b83\u53ef\u4ee5\u50cfJSON\u90a3\u6837\uff0c\u5728\u8bb8\u591a\u79cd\u8bed\u8a00\u4e4b\u95f4\u4ea4\u6362\u7ed3\u6784\u5bf9\u8c61\uff1b\u4f46\u662f\u5b83\u6bd4JSON\u66f4\u5feb\u901f\u4e5f\u66f4\u8f7b\u5de7\u3002\u652f\u6301Python\u3001Ruby\u3001Java\u3001C\/C++\u7b49\u4f17\u591a\u8bed\u8a00<\/a><\/span>\u3002\u6bd4Google Protocol Buffers\u8fd8\u8981\u5feb4\u500d\u3002<\/p>\n

\u4ee3\u7801\uff1a
\n> require \u2018msgpack\u2019
\n> msg = [1,2,3].to_msgpack\u00a0 #=> \u201c\\x93\\x01\\x02\\x03\u2033
\n> MessagePack.unpack(msg)\u00a0\u00a0 #=> [1,2,3]<\/p>\n

\u4ee5\u4e0a\u6458\u81eaoschina\u4ecb\u7ecd\u3002<\/p>\n

msgpack\u5b98\u65b9\u4e3b\u9875\uff1ahttp:\/\/msgpack.org\/<\/a><\/p>\n

github\u4e3b\u9875\uff1ahttps:\/\/github.com\/msgpack\/msgpack<\/a><\/p>\n

\u56e0\u6211\u53ea\u4f7f\u7528C++\u7248\u672c\uff0c\u6545\u53ea\u4e0b\u8f7d\u4e86CPP\u90e8\u5206\uff0c\u5927\u5bb6\u8bf7\u6309\u9700\u4e0b\u8f7d\u3002<\/p>\n

\u6e90\u7801\u5b89\u88c5msgpack<\/h5>\n

\u6253\u5f00\u7ec8\u7aef\u4e0b\u8f7dmsgpac 4 cpp\u6700\u65b0\u7248\u672c0.5.7<\/p>\n

wget http<\/span>:<\/span>\/\/msgpack.org\/releases\/cpp\/msgpack-0.5.7.tar.gz<\/span><\/pre>\n
\u89e3\u538b<\/p>\n
tar zxvf msgpack<\/span>-<\/span>0.5<\/span>.<\/span>7.tar<\/span>.<\/span>gz<\/span><\/pre>\n
\u8fdb\u5165\u89e3\u538b\u540e\u7684\u6587\u4ef6\u5939\u4e2d\u8fdb\u884c\u5b89\u88c5<\/p>\n
cd msgpack<\/span>-<\/span>0.5<\/span>.<\/span>7<\/span>\r\n.\/<\/span>configure\r\nmake\r\nsudo make install<\/span><\/pre>\n
\u5f53\u7136\u4e86\uff0c\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528git\u548csvn\u76f4\u63a5\u6293\u53d6\u6e90\u4ee3\u7801\u8fdb\u884c\u7f16\u8bd1\uff0c\u4e0d\u8fc7\u9700\u8981\u5b89\u88c5\u7248\u672c\u63a7\u5236\u5de5\u5177\u3002<\/p>\n
\u81ea\u52a8\u5b89\u88c5msgpack<\/h5>\n
apt<\/span>-<\/span>get<\/span> install libmsgpack<\/span>-<\/span>dev<\/span><\/pre>\n
(\u5b89\u88c5\u8fc7\u7a0b\u4e2d\u4f1a\u5c06\u5934\u6587\u4ef6\u62f7\u8d1d\u5230 \/usr\/local\/include\/ \u5e93\u6587\u4ef6\u62f7\u8d1d\u5230\/usr\/local\/lib\/)<\/p>\n
\u5b89\u88c5\u597d\u4e86\uff0c\u6211\u4eec\u76f4\u63a5\u4f7f\u7528\u7528\u5b83\u770b\u770b\u6548\u679c\u3002<\/p>\n
\u76f4\u63a5\u5305\u542bmsgpack.hpp\u5373\u53ef\u4f7f\u7528\u3002<\/p>\n
simple using\uff1a<\/h5>\n
#include<\/span> <<\/span>msgpack<\/span>.<\/span>hpp<\/span>><\/span>\r\n#include<\/span> <vector><\/span>\r\n#include<\/span> <string><\/span>\r\n#include<\/span> <iostream><\/span>\r\n\r\nint<\/span> main<\/span>()<\/span>\r\n{<\/span>\r\n\tstd<\/span>::<\/span>vector<\/span><<\/span>std<\/span>::<\/span>string<\/span>><\/span> _vecString<\/span>;<\/span>\r\n\t_vecString<\/span>.<\/span>push_back<\/span>(<\/span>\"Hello\"<\/span>);<\/span>\r\n\t_vecString<\/span>.<\/span>push_back<\/span>(<\/span>\"world\"<\/span>);<\/span>\r\n\r\n\t\/\/ pack<\/span>\r\n\tmsgpack<\/span>::<\/span>sbuffer _sbuffer<\/span>;<\/span>\r\n\tmsgpack<\/span>::<\/span>pack<\/span>(<\/span>_sbuffer<\/span>,<\/span> _vecString<\/span>);<\/span>\r\n\tstd<\/span>::<\/span>cout <\/span><<<\/span> _sbuffer<\/span>.<\/span>data<\/span>()<\/span> <<<\/span> std<\/span>::<\/span>endl<\/span>;<\/span>\r\n\r\n\t\/\/ unpack<\/span>\r\n\tmsgpack<\/span>::<\/span>unpacked msg<\/span>;<\/span>\r\n\tmsgpack<\/span>::<\/span>unpack<\/span>(&<\/span>msg<\/span>,<\/span> _sbuffer<\/span>.<\/span>data<\/span>(),<\/span> _sbuffer<\/span>.<\/span>size<\/span>());<\/span>\r\n\tmsgpack<\/span>::<\/span>object<\/span> obj <\/span>=<\/span> msg<\/span>.<\/span>get<\/span>();<\/span>\r\n\tstd<\/span>::<\/span>cout <\/span><<<\/span> obj <\/span><<<\/span> std<\/span>::<\/span>endl<\/span>;<\/span>\r\n\r\n\t\/\/ convert<\/span>\r\n\tstd<\/span>::<\/span>vector<\/span><<\/span>std<\/span>::<\/span>string<\/span>><\/span> _vecRString<\/span>;<\/span>\r\n\tobj<\/span>.<\/span>convert<\/span>(&<\/span>_vecRString<\/span>);<\/span>\r\n\r\n\t\/\/ print<\/span>\r\n\tfor<\/span>(<\/span>size_t<\/span> i <\/span>=<\/span> 0<\/span>;<\/span> i <\/span><<\/span> _vecRString<\/span>.<\/span>size<\/span>();<\/span> ++<\/span>i<\/span>)<\/span>\r\n\t{<\/span>\r\n\t\tstd<\/span>::<\/span>cout <\/span><<<\/span> _vecRString<\/span>[<\/span>i<\/span>]<\/span> <<<\/span> std<\/span>::<\/span>endl<\/span>;<\/span>\r\n\t}<\/span>\r\n\r\n    return<\/span> 0<\/span>;<\/span>\r\n}<\/span><\/pre>\n
\u7ed3\u679c\uff1a<\/p>\n
\u631cHello\ue67dorld
\n[“Hello”, “world”]
\nHello
\nworld<\/p>\n
using stream\uff1a<\/h5>\n
#include<\/span> <<\/span>msgpack<\/span>.<\/span>hpp<\/span>><\/span>\r\n#include<\/span> <vector><\/span>\r\n#include<\/span> <string><\/span>\r\n#include<\/span> <iostream><\/span>\r\n\r\nint<\/span> main<\/span>()<\/span>\r\n{<\/span>\r\n\t\/\/ msgpack stream<\/span>\r\n\r\n\t\/\/ use msgpack::packer to pack multiple objects.<\/span>\r\n\tmsgpack<\/span>::<\/span>sbuffer buffer_<\/span>;<\/span>\r\n\tmsgpack<\/span>::<\/span>packer pack_<\/span>(&<\/span>buffer_<\/span>);<\/span>\r\n\tpack_<\/span>.<\/span>pack<\/span>(<\/span>std<\/span>::<\/span>string<\/span>(<\/span>\"this is 1st string\"<\/span>));<\/span>\r\n\tpack_<\/span>.<\/span>pack<\/span>(<\/span>std<\/span>::<\/span>string<\/span>(<\/span>\"this is 2nd string\"<\/span>));<\/span>\r\n\tpack_<\/span>.<\/span>pack<\/span>(<\/span>std<\/span>::<\/span>string<\/span>(<\/span>\"this is 3th string\"<\/span>));<\/span>\r\n\r\n\t\/\/ use msgpack::unpacker to unpack multiple objects.<\/span>\r\n\tmsgpack<\/span>::<\/span>unpacker unpack_<\/span>;<\/span>\r\n\tunpack_<\/span>.<\/span>reserve_buffer<\/span>(<\/span>buffer_<\/span>.<\/span>size<\/span>());<\/span>\r\n\tmemcpy<\/span>(<\/span>unpack_<\/span>.<\/span>buffer<\/span>(),<\/span> buffer_<\/span>.<\/span>data<\/span>(),<\/span> buffer_<\/span>.<\/span>size<\/span>());<\/span>\r\n\tunpack_<\/span>.<\/span>buffer_consumed<\/span>(<\/span>buffer_<\/span>.<\/span>size<\/span>());<\/span>\r\n\r\n\tmsgpack<\/span>::<\/span>unpacked result_<\/span>;<\/span>\r\n\twhile<\/span> (<\/span>unpack_<\/span>.<\/span>next<\/span>(&<\/span>result_<\/span>))<\/span>\r\n\t{<\/span>\r\n\t\tstd<\/span>::<\/span>cout <\/span><<<\/span> result_<\/span>.<\/span>get<\/span>()<\/span> <<<\/span> std<\/span>::<\/span>endl<\/span>;<\/span>\r\n\t}<\/span>\r\n\r\n\treturn<\/span> 0<\/span>;<\/span>\r\n}<\/span><\/pre>\n
\u4f7f\u7528sbuffer stream\u5e8f\u5217\u5316<\/a><\/span>\u591a\u4e2a\u5bf9\u8c61\u3002<\/p>\n
\u5982\u4f55\u5e8f\u5217\u5316<\/a><\/span>\u81ea\u5b9a\u4e49\u6570\u636e\u7ed3\u6784<\/h5>\n
msgpack\u652f\u6301\u5e8f\u5217\u5316\/\u53cd\u5e8f\u5217\u5316<\/a><\/span>\u81ea\u5b9a\u4e49\u6570\u636e\u7ed3\u6784\uff0c\u53ea\u9700\u8981\u7b80\u5355\u7684\u4f7f\u7528MSGPACK_DEFINE\u5b8f\u5373\u53ef\u3002<\/p>\n
##include <msgpack.hpp><\/span>\r\n#include<\/span> <vector><\/span>\r\n#include<\/span> <string><\/span>\r\n\r\nclass<\/span> my_class\r\n<\/span>{<\/span>\r\nprivate<\/span>:<\/span>\r\n\tstd<\/span>::<\/span>string<\/span> my_string<\/span>;<\/span>\r\n\tstd<\/span>::<\/span>vector vec_int<\/span>;<\/span>\r\n\tstd<\/span>::<\/span>vector vec_string<\/span>;<\/span>\r\npublic<\/span>:<\/span>\r\n\tMSGPACK_DEFINE<\/span>(<\/span>my_string<\/span>,<\/span> vec_int<\/span>,<\/span> vec_string<\/span>);<\/span>\r\n};<\/span>\r\n\r\nint<\/span> main<\/span>()<\/span>\r\n{<\/span>\r\n\tstd<\/span>::<\/span>vector<\/span><my_class><\/span> my_class_vec<\/span>;<\/span>\r\n\r\n\t\/\/ add some data<\/span>\r\n\r\n\tmsgpack<\/span>::<\/span>sbuffer buffer<\/span>;<\/span>\r\n\tmsgpack<\/span>::<\/span>pack<\/span>(<\/span>buffer<\/span>,<\/span> my_class_vec<\/span>);<\/span>\r\n\r\n\tmsgpack<\/span>::<\/span>unpacked msg<\/span>;<\/span>\r\n\tmsgpack<\/span>::<\/span>unpack<\/span>(&<\/span>msg<\/span>,<\/span> buffer<\/span>.<\/span>data<\/span>(),<\/span> buffer<\/span>.<\/span>size<\/span>());<\/span>\r\n\r\n\tmsgpack<\/span>::<\/span>object<\/span> obj <\/span>=<\/span> msg<\/span>.<\/span>get<\/span>();<\/span>\r\n\tstd<\/span>::<\/span>vector<\/span><my_class><\/span> my_class_vec_r<\/span>;<\/span>\r\n\tobj<\/span>.<\/span>convert<\/span>(&<\/span>my_class_vec_r<\/span>);<\/span>\r\n\r\n\treturn<\/span> 0<\/span>;<\/span>\r\n}<\/span><\/pre>\n
\u8fd9\u6837\u6211\u4eec\u5c31\u53ef\u4ee5\u5728\u7f51\u7edc\u901a\u8baf\u7b49\u5730\u65b9\u53ef\u4ee5\u4f7f\u7528msgpack\u6765\u5e8f\u5217\u5316\u6211\u4eec\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5b8c\u5168\u53ef\u4ee5\u505a\u5230\u5b89\u5168\u9ad8\u6548<\/a><\/span>\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u63a5\u6536\u65b9\u4f7f\u7528\u522b\u7684\u8bed\u8a00\u6765\u5904\u7406\u7ed3\u6784\u505a\u903b\u8f91\u3002\u5b8c\u5168\u662f \u591a\u79cd\u8bed\u8a00-\u591a\u79cd\u8bed\u8a00\uff0c\u73b0\u5728\u652f\u6301\u7684\u8bed\u8a00\u5982\u4e0b\uff1a<\/p>\n
Ruby Perl Python C\/C++ Java PHP JS OC C# Lua Scala D Haskell Erlang Ocaml Smallalk GO LabVIEW<\/p>\n
\u5b8c\u5168\u591f\u6211\u4eec\u4f7f\u7528\u4e86\uff0c\u5f53\u7136\u4e86\uff0c\u5982\u679c\u6ca1\u6709\u4f60\u8981\u7684\u8bed\u8a00\uff0c\u5efa\u8bae\u770b\u6e90\u4ee3\u7801\u6a21\u4eff\u4e00\u4e2a\u3002<\/p>\n
\u5173\u4e8e\u6027\u80fd\u6d4b\u8bd5\u7ed3\u679c\u53ef\u4ee5\u67e5\u770b\uff1alinux\u4f7f\u7528msgpack\u53ca\u6d4b\u8bd5\u00a0<\/a><\/p>\n<\/div>\n<\/div>\n<\/article>\n","protected":false},"excerpt":{"rendered":"
\u539f\u6587\u5730\u5740   MessageP<\/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-5152","post","type-post","status-publish","format-standard","hentry","tag-02-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/5152","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=5152"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/5152\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=5152"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=5152"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=5152"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}