1 files changed, 42 insertions, 0 deletions

diff --git a/auth-chall.c b/auth-chall.c
index b6ec02a38..926c07ede 100644
--- a/auth-chall.c
+++ b/auth-chall.c
@@ -26,7 +26,48 @@
 RCSID("$OpenBSD: auth-chall.c,v 1.4 2001/02/04 15:32:22 stevesk Exp $");
 
 #include "auth.h"
+#include "log.h"
 
+#ifdef BSD_AUTH
+char *
+get_challenge(Authctxt *authctxt, char *devs)
+{
+        char *challenge;
+
+        if (authctxt->as != NULL) {
+                debug2("try reuse session");
+                challenge = auth_getitem(authctxt->as, AUTHV_CHALLENGE);
+                if (challenge != NULL) {
+                        debug2("reuse bsd auth session");
+                        return challenge;
+                }
+                auth_close(authctxt->as);
+                authctxt->as = NULL;
+        }
+        debug2("new bsd auth session");
+        if (devs == NULL || strlen(devs) == 0)
+                devs = authctxt->style;
+        debug3("bsd auth: devs %s", devs ? devs : "<default>");
+        authctxt->as = auth_userchallenge(authctxt->user, devs, "auth-ssh",
+            &challenge);
+        if (authctxt->as == NULL)
+                return NULL;
+        debug2("get_challenge: <%s>", challenge ? challenge : "EMPTY");
+        return challenge;
+}
+int
+verify_response(Authctxt *authctxt, char *response)
+{
+        int authok;
+
+        if (authctxt->as == 0)
+                error("verify_response: no bsd auth session");
+        authok = auth_userresponse(authctxt->as, response, 0);
+        authctxt->as = NULL;
+        debug("verify_response: <%s> = <%d>", response, authok);
+        return authok != 0;
+}
+#else
 #ifdef SKEY
 #include <skey.h>
 
@@ -60,3 +101,4 @@ verify_response(Authctxt *authctxt, char *response)
         return 0;
 }
 #endif
+#endif