cac_applet_pki_reset(VCard *card, int channel) { VCardAppletPrivate *applet_private = NULL; CACPKIAppletData *pki_applet = NULL; applet_private = vcard_get_current_applet_private(card, channel); assert(applet_private); pki_applet = &(applet_private->u.pki_data); pki_applet->cert_buffer = NULL; if (pki_applet->sign_buffer) { g_free(pki_applet->sign_buffer); pki_applet->sign_buffer = NULL; } pki_applet->cert_buffer_len = 0; pki_applet->sign_buffer_len = 0; return VCARD_DONE; }