{"id":172,"date":"2016-03-11T06:11:07","date_gmt":"2016-03-11T06:11:07","guid":{"rendered":""},"modified":"2016-03-11T06:11:07","modified_gmt":"2016-03-11T06:11:07","slug":"","status":"publish","type":"post","link":"http:\/\/weizn.net\/?p=172","title":{"rendered":"GDB\u52a8\u6001\u8c03\u8bd5Cisco\u8def\u7531\u5668"},"content":{"rendered":"

\n\tenv:<\/span> Linux Ubuntu 15.10 x86_64<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u5b89\u88c5<\/span>HT<\/span>\u6587\u672c\u7f16\u8f91\u5668\uff1a<\/span>\n<\/p>\n

\n\tapt-get install ht hexedit<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u5b89\u88c5<\/span>QEMU<\/span>\uff1a<\/span>\n<\/p>\n

\n\t\u4f9d\u8d56\u9879\uff1a<\/span>apt-get install libpcap-dev uml-utilities libelf-dev libelf1 <\/span>\n<\/p>\n

\n\tQEMU: apt-get install qemu qemu-common qemuctl qemu-system \\qemu-system-mips qemu-system-misc qemu-system-ppc qemu-system-x86<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u8bbe\u7f6e<\/span>QEMU<\/span>\uff1a<\/span>\n<\/p>\n

\n\t# cd \/usr\/share\/qemu\/<\/span>\n<\/p>\n

\n\t# mkdir ..\/openbios\/<\/span>\n<\/p>\n

\n\t# mkdir ..\/slof\/<\/span>\n<\/p>\n

\n\t# mkdir ..\/openhackware\/ # cd ..\/openbios\/<\/span>\n<\/p>\n

\n\t# wget https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/openbios-ppc<\/span>\n<\/p>\n

\n\t#wget https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/openbios-sparc32 <\/span>\n<\/p>\n

\n\t# wget https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/openbios-sparc64<\/span>\n<\/p>\n

\n\t# cd ..\/openhackware\/<\/span>\n<\/p>\n

\n\t# wget <\/span>https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/ppc_rom.bin<\/span><\/a>\n<\/p>\n

\n\t# cd ..\/slof\/<\/span>\n<\/p>\n

\n\t# wget https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/slof.bin<\/span>\n<\/p>\n

\n\t# wget <\/span>https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/spapr-rtas.bin<\/span><\/a>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u4e0b\u8f7d<\/span>Debian PowerPC<\/span>\u955c\u50cf<\/span>:<\/span>\n<\/p>\n

\n\twget <\/span>https:\/\/people.debian.org\/~aurel32\/qemu\/powerpc\/debian_wheezy_powerpc_standard.qcow2<\/span><\/a>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u542f\u52a8<\/span>QEMU<\/span>\uff0c\u5b89\u88c5<\/span>SSH<\/span>\uff1a<\/span>\n<\/p>\n

\n\tqemu-host# qemu-system-ppc -m 768 -hda debian_wheezy_powerpc_standard.qcow2<\/span>\n<\/p>\n

\n\tqemu-guest# apt-get update<\/span>\n<\/p>\n

\n\tqemu-guest# apt-get install openssh-server gcc gdb build-essential binutils-multiarch binutils <\/span>\n<\/p>\n

\n\t<\/span> \n<\/p>\n

\n\t\u8bbe\u7f6eSSH\u53cd\u5411\u8fde\u63a5\uff1a<\/span>\n<\/p>\n

\n\tqemu-guest<\/span># vi \/etc\/ssh\/sshd_config<\/span>\n<\/p>\n

\n\tqemu-guest# GatewayPorts yes<\/span>\n<\/p>\n

\n\tqemu-guest# \/etc\/init.d\/ssh restart<\/span>\n<\/p>\n

\n\tqemu-guest# ssh -NfR 1234:localhost:22 root@192.168.132.128<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u5b89\u88c5<\/span>Dynamips + GDB stub<\/span>\uff1a<\/span>\n<\/p>\n

\n\t# git clone https:\/\/github.com\/Groundworkstech\/dynamips-gdb-mod <\/span>\n<\/p>\n

\n\tCloning into ‘dynamips-gdb-mod’…<\/span>\n<\/p>\n

\n\tremote: Counting objects: 290, done.<\/span>\n<\/p>\n

\n\tremote: Total 290 (delta 0), reused 0 (delta 0), pack-reused 290 Receiving objects: 100% (290\/290), 631.30 KiB | 0 bytes\/s, done. Resolving deltas: 100% (73\/73), done.<\/span>\n<\/p>\n

\n\tChecking connectivity… done.<\/span>\n<\/p>\n

\n\t# cd dynamips-gdb-mod\/src<\/span>\n<\/p>\n

\n\t# DYNAMIPS_ARCH=amd64 make<\/span>\n<\/p>\n

\n\tLinking rom2c<\/span>\n<\/p>\n

\n\tcc: error: \/usr\/lib\/libelf.a: No such file or directory make: *** [rom2c] Error 1<\/span>\n<\/p>\n

\n\t# updatedb<\/span>\n<\/p>\n

\n\t# locate libelf.a \/usr\/lib\/x86_64-linux-gnu\/libelf.a<\/span>\n<\/p>\n

\n\t# cat Makefile |grep “\/usr\/lib\/libelf.a”<\/span>\n<\/p>\n

\n\tLIBS=-L\/usr\/lib -L. -ldl \/usr\/lib\/libelf.a $(PTHREAD_LIBS)<\/span>\n<\/p>\n

\n\tLIBS=-L. -ldl \/usr\/lib\/libelf.a -lpthread<\/span>\n<\/p>\n

\n\t# cat Makefile | sed -e ‘s#\/usr\/lib\/libelf.a#\/usr\/lib\/x86_64-linux-gnu\/libelf.a#g’ >Makefile.1<\/span>\n<\/p>\n

\n\t# mv Makefile Makefile.bak<\/span>\n<\/p>\n

\n\t# mv Makefile.1 Makefile<\/span>\n<\/p>\n

\n\t# DYNAMIPS_ARCH=amd64 make<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u914d\u7f6e\u5e76\u542f\u52a8<\/span>Dynamips + GDB stub<\/span>\uff1a<\/span>\n<\/p>\n

\n\ttunctl -t tap1
\nifconfig tap1 up
\nifconfig tap1 192.168.9.1\/24
\n.\/dynamips -Z 6666 -j -P 2600 -t 2621 -s 0:0:tap:tap1 -s 0:1:linux_eth:eth0 \/home\/wayne\/Desktop\/C2600-BI.BIN<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u542f\u52a8<\/span>Debian<\/span>\u4e0b\u7684<\/span>gdb<\/span>\uff1a<\/span>\n<\/p>\n

\n\t[debian@ppc ] # gdb -q<\/span>\n<\/p>\n

\n\t(gdb) target remote 192.168.9.1:6666 <\/span>\n<\/p>\n

\n\t0xfff00100 in ?? ()<\/span>\n<\/p>\n

\n\t(gdb)<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u8bbe\u7f6e\u65ad\u70b9\uff1a<\/span>\n<\/p>\n

\n\tx\/6i 0x803bd528<\/span>\n<\/p>\n

\n\tb *0x803bd534<\/span>\n<\/p>\n

\n\tc<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u914d\u7f6e\u8def\u7531\u5668\uff1a<\/span>\n<\/p>\n

\n\tconf t<\/span>\n<\/p>\n

\n\tline con 0<\/span>\n<\/p>\n

\n\tlogg sync<\/span>\n<\/p>\n

\n\tint fa0\/0<\/span>\n<\/p>\n

\n\tip addr 192.168.9.100 255.255.255.0<\/span>\n<\/p>\n

\n\tno shut<\/span>\n<\/p>\n

\n\tline vty 0 4<\/span>\n<\/p>\n

\n\tpassword 123<\/span>\n<\/p>\n

\n\tlogin<\/span>\n<\/p>\n

\n\twr<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\ttelnet<\/span>\u767b\u5f55\u8def\u7531\u5668\uff1a<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u67e5\u770b\u5185\u5b58\uff1a<\/span>\n<\/p>\n

\n\tx\/s $r3<\/span>\n<\/p>\n

\n\tx\/s $r4<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u53c2\u8003\uff1a\n<\/p>\n

\n\thttp:\/\/www.nthelp.com\/cisco_undoc.htm<\/a>\n<\/p>\n

\n\thttp:\/\/www.securityfocus.com\/archive\/82\/495441\/30\/0\/threaded<\/a>\n<\/p>\n

\n\thttp:\/\/wenxuecn.blog.163.com\/blog\/static\/220834520071041159533\/ \n<\/p>\n

\n\thttp:\/\/7200emu.hacki.at\/viewtopic.php?p=32425&sid=4c1fcde0115e71686b6335f848df1cb5\n<\/p>\n

\n\thttp:\/\/2014.ruxcon.org.au\/assets\/2014\/slides\/Breaking%20Bricks%20Ruxcon%202014.pdf\n<\/p>\n<\/p>\n

\n\t\n<\/p>\n

\n\t <\/p>\n","protected":false},"excerpt":{"rendered":"

\n\tenv:<\/span> Linux Ubuntu 15.10 x86_64<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u5b89\u88c5HT<\/span>\u6587\u672c\u7f16\u8f91\u5668\uff1a<\/span>\n<\/p>\n

\n\tapt-get install ht hexedit<\/span>\n<\/p>\n

\n\t \n<\/p>\n

\n\t\u5b89\u88c5<\/span>QEMU<\/span>\uff1a<\/span>\n<\/p>\n

\n\t\u4f9d\u8d56\u9879\uff1a<\/span>apt-get install libpcap-dev uml-utilities libelf-dev libelf1 <\/span>\n<\/p>\n

\n\tQEMU: apt-get install qemu qemu-common qemuctl…<\/span><\/p>\n","protected":false},"author":1,"featured_media":580,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[321],"tags":[],"class_list":["post-172","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"yoast_head":"\nGDB\u52a8\u6001\u8c03\u8bd5Cisco\u8def\u7531\u5668 - Wayne's Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/weizn.net\/?p=172\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"GDB\u52a8\u6001\u8c03\u8bd5Cisco\u8def\u7531\u5668 - Wayne's Blog\" \/>\n<meta property=\"og:description\" content=\"env: Linux Ubuntu 15.10 x86_64   \u5b89\u88c5HT\u6587\u672c\u7f16\u8f91\u5668\uff1a apt-get install ht hexedit   \u5b89\u88c5QEMU\uff1a \u4f9d\u8d56\u9879\uff1aapt-get install libpcap-dev uml-utilities libelf-dev libelf1 QEMU: apt-get install qemu qemu-common qemuctl...\" \/>\n<meta property=\"og:url\" content=\"http:\/\/weizn.net\/?p=172\" \/>\n<meta property=\"og:site_name\" content=\"Wayne's Blog\" \/>\n<meta property=\"article:published_time\" content=\"2016-03-11T06:11:07+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"zinan\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"http:\/\/weizn.net\/#website\",\"url\":\"http:\/\/weizn.net\/\",\"name\":\"Wayne's Blog\",\"description\":\"\",\"publisher\":{\"@id\":\"http:\/\/weizn.net\/#\/schema\/person\/e88bc12c590502d8b6249326f960b264\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"http:\/\/weizn.net\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"ImageObject\",\"@id\":\"http:\/\/weizn.net\/?p=172#primaryimage\",\"inLanguage\":\"zh-Hans\",\"url\":\"http:\/\/weizn.net\/wp-content\/uploads\/2020\/10\/5ad03dd774e7-article-191108-cisco.jpg\",\"contentUrl\":\"http:\/\/weizn.net\/wp-content\/uploads\/2020\/10\/5ad03dd774e7-article-191108-cisco.jpg\",\"width\":807,\"height\":403},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/weizn.net\/?p=172#webpage\",\"url\":\"http:\/\/weizn.net\/?p=172\",\"name\":\"GDB\\u52a8\\u6001\\u8c03\\u8bd5Cisco\\u8def\\u7531\\u5668 - 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