C#判断DLL文件是32位还是64位的示例代码
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2022-03-04 14:00:03
c#判断dll文件是32位还是64位,实例代码如下所示:using system;using system.io;namespace getdllversiondemo{///
c#判断dll文件是32位还是64位,实例代码如下所示:
using system; using system.io; namespace getdllversiondemo { /// <summary> /// https://www.cnblogs.com/lifedecideshappiness/p/15711169.html /// c#判断dll文件是32位还是64位 /// ldh @ 2021-12-20 /// </summary> internal class program { private static void main() { console.title = "c#判断dll文件是32位还是64位"; getdll32or64(); console.readkey(); } private static void getdll32or64() { var dllpath = path.combine(appdomain.currentdomain.basedirectory, @"dll\ibm.data.informix.dll"); var result = getpearchitecture(dllpath); //523 64位 267 32位 if (result == 523) console.writeline(dllpath + "是【64】位的dll"); else if (result == 267) console.writeline(dllpath + "是【32】位的dll"); else console.writeline("执行错误!"); } /// <summary> /// 获取dll文件是32位还是64位 /// 523 64位 267 32位 /// </summary> /// <param name="dllfilepath">dll文件路径</param> /// <returns></returns> public static ushort getpearchitecture(string dllfilepath) { ushort architecture = 0; try { using (var fstream = new filestream(dllfilepath, filemode.open, fileaccess.read)) { using (var breader = new binaryreader(fstream)) { if (breader.readuint16() == 23117) //check the mz signature { fstream.seek(0x3a, seekorigin.current); //seek to e_lfanew. fstream.seek(breader.readuint32(), seekorigin.begin); //seek to the start of the nt header. if (breader.readuint32() == 17744) //check the pe\0\0 signature. { fstream.seek(20, seekorigin.current); //seek past the file header, architecture = breader.readuint16(); //read the magic number of the optional header. } } } } } catch { // ignored } // if architecture returns 0, there has been an error. return architecture; } } }
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