Remove top-level Get and Do functions

examples/auth.go

@@ -64,7 +64,7 @@ func main() {
 }
 
 func getSession(cert *x509.Certificate) (*session, bool) {
-	fingerprint := gemini.NewFingerprint(cert)
+	fingerprint := gemini.NewFingerprint(cert.Raw, cert.NotAfter)
 	session, ok := sessions[fingerprint.Hex]
 	return session, ok
 }
@@ -79,7 +79,8 @@ func login(w *gemini.ResponseWriter, r *gemini.Request) {
 		w.WriteHeader(gemini.StatusInput, "Username")
 		return
 	}
-	fingerprint := gemini.NewFingerprint(r.Certificate.Leaf)
+	cert := r.Certificate.Leaf
+	fingerprint := gemini.NewFingerprint(cert.Raw, cert.NotAfter)
 	sessions[fingerprint.Hex] = &session{
 		username: username,
 	}
@@ -116,7 +117,8 @@ func logout(w *gemini.ResponseWriter, r *gemini.Request) {
 		w.WriteStatus(gemini.StatusCertificateRequired)
 		return
 	}
-	fingerprint := gemini.NewFingerprint(r.Certificate.Leaf)
+	cert := r.Certificate.Leaf
+	fingerprint := gemini.NewFingerprint(cert.Raw, cert.NotAfter)
 	delete(sessions, fingerprint.Hex)
 	fmt.Fprintln(w, "Successfully logged out.")
 	fmt.Fprintln(w, "=> / Index")

examples/client.go

@@ -10,9 +10,11 @@ import (
 	"io/ioutil"
 	"log"
 	"os"
+	"path/filepath"
 	"time"
 
 	"git.sr.ht/~adnano/go-gemini"
+	"git.sr.ht/~adnano/go-xdg"
 )
 
 const trustPrompt = `The certificate offered by %s is of unknown trust. Its fingerprint is:
@@ -31,9 +33,9 @@ var (
 
 func init() {
 	client.Timeout = 30 * time.Second
-	client.KnownHosts.LoadDefault()
+	client.KnownHosts.Load(filepath.Join(xdg.DataHome(), "gemini", "known_hosts"))
 	client.TrustCertificate = func(hostname string, cert *x509.Certificate) gemini.Trust {
-		fingerprint := gemini.NewFingerprint(cert)
+		fingerprint := gemini.NewFingerprint(cert.Raw, cert.NotAfter)
 		fmt.Printf(trustPrompt, hostname, fingerprint.Hex)
 		scanner.Scan()
 		switch scanner.Text() {