<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Sep 2, 2016, at 9:49 AM, Jordan Rose <<a href="mailto:jordan_rose@apple.com" class="">jordan_rose@apple.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">(One place we are still weak is in converting between C function references and UnsafeRawPointer—there’s no dedicated API to do this. I’m not sure we have a recommendation in the rare cases when this is necessary. Andy?)</div></div></blockquote></div><br class=""><div class="">Good question. I don’t know how to do off the top of my head that without passing a function typed value off to C as a function pointer and returning a void*.</div><div class=""><br class=""></div><div class="">-Andy</div></body></html>