{"id":202500,"date":"2025-05-18T13:28:43","date_gmt":"2025-05-18T05:28:43","guid":{"rendered":"https:\/\/server.hk\/cnblog\/?p=202500"},"modified":"2025-05-18T13:28:43","modified_gmt":"2025-05-18T05:28:43","slug":"windows-%e7%8e%af%e5%a2%83%e4%b8%8b-golang-%e8%b0%83%e7%94%a8-dll-%e5%ae%9e%e8%b7%b5%e4%b8%8e%e9%97%ae%e9%a2%98%e8%a7%a3%e6%9e%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202500\/","title":{"rendered":"Windows \u73af\u5883\u4e0b Golang \u8c03\u7528 DLL \u5b9e\u8df5\u4e0e\u95ee\u9898\u89e3\u6790"},"content":{"rendered":"<h2>\u5f15\u8a00<\/h2>\n<p>\u5728\u4f7f\u7528 Go \u8bed\u8a00\u8fdb\u884c\u684c\u9762\u6216\u7cfb\u7edf\u7ea7\u5f00\u53d1\u65f6\uff0c\u76f4\u63a5\u8c03\u7528\u5df2\u6709\u7684 C\/C++ \u7f16\u5199\u7684 DLL \u662f\u4e00\u79cd\u9ad8\u6548\u96c6\u6210\u65e7\u7cfb\u7edf\u80fd\u529b\u7684\u65b9\u5f0f\u3002\u7136\u800c\uff0c\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\u5f80\u5f80\u4f1a\u906d\u9047\u4e00\u4e9b\u7cfb\u7edf\u517c\u5bb9\u6027\u4e0e\u67b6\u6784\u5339\u914d\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u5206\u4eab\u5728 Windows 10\uff0864\u4f4d\uff09\u4e0b\uff0c\u4f7f\u7528 GoLand \u5f00\u53d1\u73af\u5883\uff0c\u901a\u8fc7 Go \u8bed\u8a00\u8c03\u7528 DLL \u7684\u5b9e\u6218\u7ecf\u9a8c\uff0c\u5e76\u7ed3\u5408\u56fe\u50cf\u8bc6\u522b\u7684\u8c03\u7528\u6848\u4f8b\uff0c\u5e2e\u52a9\u6280\u672f\u4eba\u5458\u66f4\u597d\u5730\u7406\u89e3\u5e95\u5c42\u63a5\u53e3\u5bf9\u63a5\u3002<\/p>\n<h2>\u4e00\u3001\u5f00\u53d1\u73af\u5883\u6982\u89c8<\/h2>\n<ul>\n<li>\u64cd\u4f5c\u7cfb\u7edf\uff1aWindows 10 x64<\/li>\n<li>\u5f00\u53d1\u5de5\u5177\uff1aGoLand 2019.1<\/li>\n<li>Golang \u67b6\u6784\uff1aamd64\uff08\u540e\u9762\u4f1a\u5207\u6362\u81f3386\u4ee5\u517c\u5bb9 DLL\uff09<\/li>\n<\/ul>\n<p>\u9879\u76ee\u521d\u59cb\u76ee\u6807\u662f\u901a\u8fc7 Golang \u8c03\u7528\u4e00\u4e2a C++ \u7f16\u5199\u7684\u52a8\u6001\u94fe\u63a5\u5e93\uff08DLL\uff09\uff0c\u4f46\u5728\u8fd0\u884c\u65f6\u59cb\u7ec8\u62a5\u9519\uff1a<\/p>\n<pre><code>%1 is not a valid Win32 application.\r\n<\/code><\/pre>\n<p>\u8fd9\u610f\u5473\u7740 DLL \u4e0e\u5f53\u524d Go \u6784\u5efa\u67b6\u6784\u4e0d\u517c\u5bb9\u3002\u6392\u67e5\u4e2d\u53d1\u73b0\uff0c\u8be5 DLL \u4e3a 32 \u4f4d\u7248\u672c\uff0c\u800c Go \u9ed8\u8ba4\u4f7f\u7528 64 \u4f4d\u67b6\u6784\uff0c\u4e8c\u8005\u5b58\u5728\u51b2\u7a81\u3002<\/p>\n<hr \/>\n<h2>\u4e8c\u3001\u4e09\u79cd\u5e38\u7528\u7684 Golang \u8c03\u7528 DLL \u65b9\u6cd5<\/h2>\n<p>\u4e3a\u9a8c\u8bc1 DLL \u672c\u8eab\u65e0\u8bef\uff0c\u6211\u4eec\u4f7f\u7528 C++ \u8c03\u7528\u6d4b\u8bd5\u901a\u8fc7\u3002\u968f\u540e\u5c1d\u8bd5\u4f7f\u7528 Go \u8c03\u7528 DLL\uff0c\u9010\u4e00\u6392\u67e5\u8c03\u7528\u65b9\u5f0f\u95ee\u9898\uff0c\u4ee5\u4e0b\u4e3a\u4e09\u79cd\u5e38\u89c1\u7684\u8c03\u7528\u65b9\u5f0f\uff1a<\/p>\n<h3>1. \u4f7f\u7528 <code>syscall.LoadLibrary<\/code><\/h3>\n<pre><code class=\"language-go\">const HELLODLLPATH = `D:\\gopath\\src\\go_dll\\libhello.dll`\r\n\r\nfunc Hello1() {\r\n\thelloDll, err := syscall.LoadLibrary(HELLODLLPATH)\r\n\tif err != nil {\r\n\t\tpanic(err)\r\n\t}\r\n\thello, err := syscall.GetProcAddress(helloDll, \"hello\")\r\n\tif err != nil {\r\n\t\tpanic(err)\r\n\t}\r\n\t_, _, callErr := syscall.Syscall(hello, 0, 0, 0, 0)\r\n\tif callErr != 0 {\r\n\t\tpanic(callErr)\r\n\t}\r\n\tsyscall.FreeLibrary(helloDll)\r\n}\r\n<\/code><\/pre>\n<h3>2. \u4f7f\u7528 <code>syscall.NewLazyDLL<\/code>\uff08\u63a8\u8350\uff09<\/h3>\n<pre><code class=\"language-go\">func Hello2() {\r\n\thelloDll := syscall.NewLazyDLL(HELLODLLPATH)\r\n\thello := helloDll.NewProc(\"hello\")\r\n\thello.Call()\r\n}\r\n<\/code><\/pre>\n<h3>3. \u4f7f\u7528 <code>syscall.MustLoadDLL<\/code><\/h3>\n<pre><code class=\"language-go\">func Hello3() {\r\n\thelloDll := syscall.MustLoadDLL(HELLODLLPATH)\r\n\thello := helloDll.MustFindProc(\"hello\")\r\n\t_, _, _ = hello.Call()\r\n}\r\n<\/code><\/pre>\n<hr \/>\n<h2>\u4e09\u3001\u67b6\u6784\u4e0d\u517c\u5bb9\u7684\u89e3\u51b3\u65b9\u6848<\/h2>\n<p>\u4e09\u79cd\u65b9\u6cd5\u8c03\u7528\u7ed3\u679c\u4e00\u81f4\uff0c\u5747\u65e0\u6cd5\u6b63\u5e38\u8fd0\u884c DLL\uff0c\u6700\u7ec8\u786e\u8ba4\u662f\u56e0\u4e3a Go \u9ed8\u8ba4\u4f7f\u7528 amd64 \u67b6\u6784\uff0c\u800c DLL \u662f 32 \u4f4d\u7248\u672c\u3002\u89e3\u51b3\u65b9\u5f0f\u662f\u5728 GoLand \u914d\u7f6e\u4e2d\u542f\u7528 <code>CGO<\/code> \u5e76\u8bbe\u7f6e\u67b6\u6784\u4e3a <code>386<\/code>\uff1a<\/p>\n<pre><code class=\"language-env\">GOARCH=386\r\nCGO_ENABLED=1\r\n<\/code><\/pre>\n<p>\u914d\u7f6e\u8def\u5f84\uff1a<code>Run &gt; Edit Configurations &gt; Environment<\/code> \u6dfb\u52a0\u4e0a\u8ff0\u53d8\u91cf\u5373\u53ef\u3002<\/p>\n<p>\u81f3\u6b64\uff0c\u8c03\u7528\u6210\u529f\uff0c\u8bf4\u660e\u95ee\u9898\u51fa\u5728\u67b6\u6784\u4e0d\u4e00\u81f4\u4e0a\u3002<\/p>\n<blockquote><p>\u5c0f\u8d34\u58eb\uff1a\u9009\u62e9<strong>\u9999\u6e2fvps<\/strong>\u7b49\u5177\u5907\u7075\u6d3b\u67b6\u6784\u652f\u6301\u7684\u670d\u52a1\u5668\uff0c\u6709\u52a9\u4e8e\u66f4\u65b9\u4fbf\u5730\u5728\u6d4b\u8bd5\u6216\u90e8\u7f72\u9636\u6bb5\u6a21\u62df\u591a\u79cd\u73af\u5883\u3002\u63a8\u8350\u4f7f\u7528 <a href=\"https:\/\/server.hk\/\">https:\/\/server.hk\/<\/a> \u63d0\u4f9b\u7684\u9999\u6e2f\u4e91\u670d\u52a1\u5668\uff0c\u517c\u5bb9\u6027\u4e0e\u6027\u80fd\u517c\u987e\uff0c\u975e\u5e38\u9002\u5408\u5f00\u53d1\u4eba\u5458\u6d4b\u8bd5 DLL\u3001\u9a71\u52a8\u6216 AI \u6a21\u578b\u90e8\u7f72\u3002<\/p><\/blockquote>\n<hr \/>\n<h2>\u56db\u3001\u56fe\u50cf\u8bc6\u522b DLL \u53c2\u6570\u4f20\u9012\u5b9e\u8df5<\/h2>\n<p>\u63a5\u4e0b\u6765\u662f\u4e00\u4e2a\u66f4\u590d\u6742\u7684\u573a\u666f \u2014\u2014 \u8c03\u7528 C++ \u5199\u7684\u56fe\u50cf\u8bc6\u522b DLL\uff0c\u4f20\u9012\u56fe\u50cf\u4e8c\u8fdb\u5236\u6570\u636e\u5e76\u83b7\u53d6\u8bc6\u522b\u7ed3\u679c\u5b57\u7b26\u4e32\u3002<\/p>\n<pre><code class=\"language-go\">func IntPtr(n int) uintptr {\r\n\treturn uintptr(n)\r\n}\r\n\r\nfunc BytesPtr(b []byte) uintptr {\r\n\treturn uintptr(unsafe.Pointer(&amp;b[0]))\r\n}\r\n\r\nfunc CnnDll2() {\r\n\tcnnDll := syscall.NewLazyDLL(CNNDLLPATH)\r\n\tCNN_init := cnnDll.NewProc(\"CNN_init\")\r\n\tbin := OpenBin()\r\n\tid, _, _ := CNN_init.Call(BytesPtr(bin), IntPtr(len(bin)), 0, 0, IntPtr(2), IntPtr(5))\r\n\r\n\tCNN_recognition := cnnDll.NewProc(\"CNN_recognition\")\r\n\timg := OpenImg()\r\n\tret, _, _ := CNN_recognition.Call(id, BytesPtr(img), IntPtr(len(img)), IntPtr(2))\r\n\r\n\tvar result []byte\r\n\tfor i := 0; ; i++ {\r\n\t\tchar := *(*byte)(unsafe.Pointer(ret + uintptr(i)))\r\n\t\tif char == 0 {\r\n\t\t\tbreak\r\n\t\t}\r\n\t\tresult = append(result, char)\r\n\t}\r\n\tfmt.Println(\"\u8bc6\u522b\u7ed3\u679c:\", string(result))\r\n}\r\n<\/code><\/pre>\n<p>\u8fd9\u79cd\u65b9\u5f0f\u901a\u8fc7\u9010\u5b57\u8282\u79fb\u52a8\u6307\u9488\u6765\u6784\u9020\u5b57\u7b26\u4e32\uff0c\u867d\u7136\u53ef\u884c\u4f46\u6548\u7387\u8f83\u4f4e\u3002\u63a8\u8350\u4f7f\u7528 CGO \u4e2d\u7684 <code>C.GoString<\/code> \u66f4\u5b89\u5168\u9ad8\u6548\u5730\u8f6c\u6362\u7ed3\u679c\uff1a<\/p>\n<pre><code class=\"language-go\">import \"C\"\r\n\r\nresult := C.GoString((*C.char)(unsafe.Pointer(ret)))\r\n<\/code><\/pre>\n<p>\u524d\u63d0\u4ecd\u662f\u9700\u8981\u5f00\u542f <code>CGO<\/code> \u7f16\u8bd1\u652f\u6301\u3002<\/p>\n<hr \/>\n<h2>\u4e94\u3001\u603b\u7ed3\u4e0e\u63a8\u8350<\/h2>\n<p>\u672c\u6587\u68b3\u7406\u4e86 Golang \u5728 Windows \u5e73\u53f0\u8c03\u7528 DLL \u7684\u591a\u79cd\u5b9e\u73b0\u65b9\u5f0f\u53ca\u9047\u5230\u7684\u5e38\u89c1\u95ee\u9898\uff0c\u5305\u62ec\u67b6\u6784\u4e0d\u517c\u5bb9\u548c\u6307\u9488\u5904\u7406\u3002\u5bf9\u4e8e\u9700\u8981\u9891\u7e41\u5bf9\u63a5\u5e95\u5c42 C\/C++ \u80fd\u529b\u7684\u6280\u672f\u56e2\u961f\u6765\u8bf4\uff0c\u7406\u89e3\u8fd9\u4e9b\u673a\u5236\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p>\u5728\u5b9e\u9645\u90e8\u7f72\u4e2d\uff0c\u63a8\u8350\u4f7f\u7528\u7a33\u5b9a\u9ad8\u901f\u7684\u670d\u52a1\u5668\u73af\u5883\u8fdb\u884c\u6d4b\u8bd5\u4e0e\u90e8\u7f72\u3002\u4f8b\u5982\uff0c\u5728\u9ad8\u5e76\u53d1\u3001\u9ad8\u7a33\u5b9a\u6027\u573a\u666f\u4e2d\uff0c<a href=\"https:\/\/server.hk\/\"><strong>\u9999\u6e2f\u72ec\u7acb\u670d\u52a1\u5668<\/strong><\/a>\u5177\u5907\u5e26\u5bbd\u5927\u3001\u8bbf\u95ee\u5ef6\u8fdf\u4f4e\u3001\u914d\u7f6e\u7075\u6d3b\u7b49\u4f18\u52bf\uff0c\u662f\u672c\u5730\u4e0e\u8de8\u5883\u5f00\u53d1\u8005\u7684\u7406\u60f3\u9009\u62e9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f15\u8a00 \u5728\u4f7f\u7528 Go \u8bed\u8a00\u8fdb\u884c\u684c\u9762&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-202500","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202500","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202500"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202500\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202500"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202500"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202500"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}