1 files changed, 57 insertions, 13 deletions
diff --git a/src/nshd/hackers_git/db_pam.go b/src/nshd/hackers_git/db_pam.go
index a133e88..7c20a56 100644
--- a/src/nshd/hackers_git/db_pam.go
+++ b/src/nshd/hackers_git/db_pam.go
@@ -1,28 +1,72 @@
 package hackers_git
 
-import p "nslcd_proto"
+import (
+	"crypto/rand"
+	"math/big"
+	p "nslcd_proto"
+	"nslcd_proto/util"
+)
 
 func (o *Hackers) PAM_Authentication(cred p.Ucred, req p.Request_PAM_Authentication) p.PAM_Authentication_Enumerator {
 	o.lock.RLock()
 	defer o.lock.RUnlock()
-	// TODO
-	return nil
+
+	uid := o.name2uid(req.UserName)
+	if uid < 0 {
+		return util.PAM_Authentication_Ø{}
+	}
+
+	user := o.users[uid]
+	ret := p.PAM_Authentication{
+		AuthenticationResult: p.NSLCD_PAM_AUTH_ERR,
+		UserName:             "",
+		AuthorizationResult:  p.NSLCD_PAM_AUTH_ERR,
+		AuthorizationError:   "",
+	}
+	if check_password(req.Password, user.passwd.PwHash) {
+		ret.AuthenticationResult = p.NSLCD_PAM_SUCCESS
+		ret.AuthorizationResult = ret.AuthenticationResult
+		ret.UserName = user.passwd.Name
+	}
+
+	return util.New_PAM_Authentication_List([]p.PAM_Authentication{ret})
 }
+
 func (o *Hackers) PAM_Authorization(cred p.Ucred, req p.Request_PAM_Authorization) p.PAM_Authorization_Enumerator {
 	o.lock.RLock()
 	defer o.lock.RUnlock()
-	// TODO
-	return nil
+
+	uid := o.name2uid(req.UserName)
+	if uid < 0 {
+		return util.PAM_Authorization_Ø{}
+	}
+	ret := p.PAM_Authorization{
+		Result: p.NSLCD_PAM_SUCCESS,
+		Error:  "",
+	}
+
+	return util.New_PAM_Authorization_List([]p.PAM_Authorization{ret})
 }
+
+const alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz01234567890"
+var alphabet_len = big.NewInt(int64(len(alphabet)))
+
 func (o *Hackers) PAM_SessionOpen(cred p.Ucred, req p.Request_PAM_SessionOpen) p.PAM_SessionOpen_Enumerator {
-	o.lock.RLock()
-	defer o.lock.RUnlock()
-	// TODO
-	return nil
+	var sessionid [24]byte
+
+	for i := 0; i < len(sessionid); i++ {
+		bigint, err := rand.Int(rand.Reader, alphabet_len)
+		if err != nil {
+			return util.PAM_SessionOpen_Ø{}
+		}
+		sessionid[i] = alphabet[bigint.Int64()]
+	}
+
+	ret := p.PAM_SessionOpen{SessionID: string(sessionid[:])}
+
+	return util.New_PAM_SessionOpen_List([]p.PAM_SessionOpen{ret})
 }
+
 func (o *Hackers) PAM_SessionClose(cred p.Ucred, req p.Request_PAM_SessionClose) p.PAM_SessionClose_Enumerator {
-	o.lock.RLock()
-	defer o.lock.RUnlock()
-	// TODO
-	return nil
+	return util.PAM_SessionClose_Ø{}
 }