2016-12-14 11:17 GMT-03:00 Thomas J. Hruska <shineli...@shininglightpro.com> :
> On 12/14/2016 3:28 AM, Dr. Stephen Henson wrote: > >> On Wed, Dec 14, 2016, Salz, Rich wrote: >> >> Is there some equivalent to PHP's openssl_sign_pkcs7 function for C/C++ >>>> users? >>>> >>> >>> Look at the apps/pkcs7.c file as a starting point. Get the command line >>> doing what you want, and then work through the code to pull out only the >>> bits you need. >>> >>> >> Actually smime.c is the utility you want for PKCS#7. Alternatively cms.c >> if >> you want CMS (the successor to PKCS#7). >> >> Those though are general purpose utilities which do all sorts of things >> which >> most appications don't care about. There are some demos in demos/smime and >> demos/cms which are much simpler. >> > > PHP is open source software written in C. > > A quick lookup in PHP's git repository (it's source code) turns up: > > http://git.php.net/?p=php-src.git;a=blob;f=ext/openssl/opens > sl.c;h=a4b302bd303579d8f3eb62abdd9f312d3fba264d;hb=HEAD#l5148 > > Now the OP has a model to follow for writing a similar wrapper function > for their project. > > > I've found that when people mention a specific language (in this case, > PHP), they are infatuated with the language but have never bothered to > crack open that language's source code to dig into how the language > actually works. To some extent, they view the language as magical. And to > some other extent, they irrationally fear looking at the source code of the > language. Now is the perfect opportunity for the OP to start learning how > one of their favorite languages operates behind the scenes with the goal of > porting a single function that they are interested in. This approach solves > multiple core developer problems at the same time. > > -- > Thomas Hruska > Shining Light Productions > > Home of BMP2AVI and Win32 OpenSSL. > http://www.slproweb.com/ > > -- > openssl-users mailing list > To unsubscribe: https://mta.openssl.org/mailman/listinfo/openssl-users > As a matter of facts, you're indeed right. I was daunted by the idea of going through PHP's source myself.. Thanks for the pointers, guys. I'll report back as soon as I get some progress. Kind regards, Anibal.-
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