sslver.cs
using System; | |
using System.Runtime.InteropServices; | |
namespace sslver | |
{ | |
class Program | |
{ | |
// Use OpenSSL_version_num on OpenSSL 1.1 or later. | |
[DllImport("libcrypto", CallingConvention = CallingConvention.Cdecl)] | |
public extern static uint SSLeay(); | |
static void Main(string[] args) | |
{ | |
var ver = SSLeay(); | |
var major = (ver & 0xf0000000) >> 28; | |
var minor = (ver & 0x0ff00000) >> 20; | |
var fix = (ver & 0x000ff000) >> 12; | |
var patchNum = (ver & 0x00000ff0) >> 4; | |
char? patch = patchNum == 0 ? (char?)null : (char)('a' + patchNum - 1); | |
Console.WriteLine($"libcrypto {major}.{minor}.{fix}{patch}"); | |
} | |
} | |
} |
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