From 563fc272a36c8be317fbe95c8308ca2dfa29c3aa Mon Sep 17 00:00:00 2001
From: Quentin Dufour <quentin@deuxfleurs.fr>
Date: Wed, 7 Jul 2021 01:49:33 +0200
Subject: Vendor goldap, fix ASN.1 BER integer and length encoding

 - Add tests for goldap to prevent regressions
 - Disable reconnection for our functional tests
---
 goldap/sasl_credentials.go | 63 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 goldap/sasl_credentials.go

(limited to 'goldap/sasl_credentials.go')

diff --git a/goldap/sasl_credentials.go b/goldap/sasl_credentials.go
new file mode 100644
index 0000000..1a56b3c
--- /dev/null
+++ b/goldap/sasl_credentials.go
@@ -0,0 +1,63 @@
+package message
+
+import "fmt"
+
+//
+//        SaslCredentials ::= SEQUENCE {
+//             mechanism               LDAPString,
+//             credentials             OCTET STRING OPTIONAL }
+//
+func readSaslCredentials(bytes *Bytes) (authentication SaslCredentials, err error) {
+	authentication = SaslCredentials{}
+	err = bytes.ReadSubBytes(classContextSpecific, TagAuthenticationChoiceSaslCredentials, authentication.readComponents)
+	if err != nil {
+		err = LdapError{fmt.Sprintf("readSaslCredentials:\n%s", err.Error())}
+		return
+	}
+	return
+}
+func (authentication *SaslCredentials) readComponents(bytes *Bytes) (err error) {
+	authentication.mechanism, err = readLDAPString(bytes)
+	if err != nil {
+		err = LdapError{fmt.Sprintf("readComponents:\n%s", err.Error())}
+		return
+	}
+	if bytes.HasMoreData() {
+		var credentials OCTETSTRING
+		credentials, err = readOCTETSTRING(bytes)
+		if err != nil {
+			err = LdapError{fmt.Sprintf("readComponents:\n%s", err.Error())}
+			return
+		}
+		authentication.credentials = credentials.Pointer()
+	}
+	return
+}
+
+//
+//        SaslCredentials ::= SEQUENCE {
+//             mechanism               LDAPString,
+//             credentials             OCTET STRING OPTIONAL }
+//
+func (s SaslCredentials) writeTagged(bytes *Bytes, class int, tag int) (size int) {
+	if s.credentials != nil {
+		size += s.credentials.write(bytes)
+	}
+	size += s.mechanism.write(bytes)
+	size += bytes.WriteTagAndLength(class, isCompound, tag, size)
+	return
+}
+
+//
+//        SaslCredentials ::= SEQUENCE {
+//             mechanism               LDAPString,
+//             credentials             OCTET STRING OPTIONAL }
+//
+func (s SaslCredentials) sizeTagged(tag int) (size int) {
+	if s.credentials != nil {
+		size += s.credentials.size()
+	}
+	size += s.mechanism.size()
+	size += sizeTagAndLength(tag, size)
+	return
+}
-- 
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