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<p class="MsoNormal"><span style="font-family:"Arial","sans-serif"">I am having a problem reading a password protected private key file (.pem) using the OpenSSL library (programmatically).<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif"">I just get a NULL key returned.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif"">I am using the OpenSSL 1.0.2a 19 Mar 2015 library in a Windows environment.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif"">The code snippet as follows:</span><span style="font-family:"Times New Roman","serif""><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif""> <o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:Consolas;color:blue">char</span><span style="font-size:10.0pt;font-family:Consolas"> *pemFileName =
<span style="color:#A31515">"C:\\Work\\mypemfile.pem"</span>;<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:Consolas">
<span style="color:blue">char</span> passwordBuffer[12];<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:Consolas"> strcpy(passwordBuffer,
<span style="color:#A31515">"pwd1234"</span>);<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:Consolas"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:Consolas"> OpenSSL_add_all_algorithms();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:Consolas"> BIO *bio_key = BIO_new( BIO_s_file() );<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:Consolas"> BIO_read_filename( bio_key, pemFileName );<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:Consolas"> EVP_PKEY *sigkey = PEM_read_bio_PrivateKey( bio_key, NULL, NULL,(<span style="color:blue">void</span> *)passwordBuffer );<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif""> <o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif"">pemFileName </span>
<span style="font-family:"Arial","sans-serif"">is the (correct) path to the private key file.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif"">I did read that calling OpenSSL_add_all_algorithms() loads OpenSSL's table of algorithms and was a fix to this issue.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif"">In my case it has not helped.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif""> <br>
<br>
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif"">Thanks for any help in soliving this issue.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">John Vollaro<o:p></o:p></p>
<p class="MsoNormal">Phone 860.221.0129<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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