On 05/14/2018 02:02 AM, Andre Heinecke wrote: > Hi, > > On Sunday, May 13, 2018 6:26:04 PM CEST Jacob Adams wrote: >> As part of a program I'm writing this summer for GSoC, I'd like to be >> able to both move gpg private keys to a smartcard and generate keys on >> the smartcard from an application. While this can be done from gpg, it >> doesn't look like I can do so from GPGME or any other wrappers that >> exist. Have I missed something or is this simply not possible yet? >> >> While I could wrap this functionality of gpg, I'd really prefer not to >> and I'd rather not drop the user to a gpg prompt if I don't have to. > > This is both pretty complicated thorugh GPGME, as there is indeed not a > direct > interface. Kleopatra and GPA use the "AssuanEngine" of GPGME to connect to > the > gpg-agent's assuan interface and issue / parse commands directly through that > connection. > > You might want to take a look at GPA's implementation: > > https://git.gnupg.org/cgi-bin/gitweb.cgi?p=gpa.git;a=blob;f=src/cm-openpgp.c
Awesome! That's a bit more complex than I was hoping but better than calling gpg directly. Thanks for the pointer! > > Alternatively instead of wrapping gpg (and using the complicated edit > interface) you could also wrap "gpg-connect-agent" and issue commands to > scdaemon through that. That's also an option but I'll try the AssuanEngine first. Thanks, Jacob
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