From d7990e21e903ee413b1f4cd7aa382552742e70ff Mon Sep 17 00:00:00 2001
From: Alex Chistyakov <alexclear@gmail.com>
Date: Wed, 24 Aug 2016 02:21:01 +0300
Subject: [PATCH 1/5] Process PrintableString and UTF8String ASN.1 types

---
 decode.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/decode.go b/decode.go
index 0506723..1793f0c 100644
--- a/decode.go
+++ b/decode.go
@@ -405,6 +405,9 @@ func (ctx *Context) matchExpectedValues(eValues []expectedFieldElement, rValues
 		missing := true
 		if rIndex < len(rValues) {
 			raw := rValues[rIndex]
+			if raw.Tag == tagPrintableString || raw.Tag == tagUTF8String {
+				raw.Tag = tagOctetString
+			}
 			if e.class == raw.Class && e.tag == raw.Tag {
 				err := e.decoder(raw.Content, e.value)
 				if err != nil {

From ea1af404b20c743c19a4b6cdc87b482553f03ced Mon Sep 17 00:00:00 2001
From: Alex Chistyakov <alexclear@gmail.com>
Date: Wed, 24 Aug 2016 02:27:14 +0300
Subject: [PATCH 2/5] Add tagUTF8String constant

---
 raw.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/raw.go b/raw.go
index a60ead6..197c05c 100644
--- a/raw.go
+++ b/raw.go
@@ -24,6 +24,7 @@ const (
 	tagOctetString     = 0x04
 	tagNull            = 0x05
 	tagOid             = 0x06
+	tagUTF8String      = 0x0c
 	tagSequence        = 0x10
 	tagSet             = 0x11
 	tagPrintableString = 0x13

From 8be9b1c5adf1a836e1917aba122577fe4cf2e37a Mon Sep 17 00:00:00 2001
From: Alex Chistyakov <alexclear@gmail.com>
Date: Wed, 24 Aug 2016 11:23:46 +0300
Subject: [PATCH 3/5] Add an UTC time decoder (does nothing for now)

---
 types.go | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/types.go b/types.go
index 8e54ab5..d9f48eb 100644
--- a/types.go
+++ b/types.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"math/big"
 	"reflect"
+	"time"
 )
 
 // Pre-calculated types for convenience
@@ -343,6 +344,16 @@ func (ctx *Context) decodeNull(data []byte, value reflect.Value) error {
 	return nil
 }
 
+func (ctx *Context) decodeUtcTime(data []byte, value reflect.Value) error {
+	// Check type
+	type1 := value.Type()
+	if !(type1 == reflect.TypeOf(time.Time{})) {
+		// Invalid type or element type
+		return wrongType("time.Time", value)
+	}
+	return nil
+}
+
 /*
  * Helper functions
  */

From cf18f6f76c66ab6fca475a2270f36a431fd84925 Mon Sep 17 00:00:00 2001
From: Alex Chistyakov <alexclear@gmail.com>
Date: Wed, 24 Aug 2016 13:07:09 +0300
Subject: [PATCH 4/5] Process UTC time type

---
 decode.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/decode.go b/decode.go
index 1793f0c..e257b4b 100644
--- a/decode.go
+++ b/decode.go
@@ -5,6 +5,7 @@ import (
 	"io"
 	"reflect"
 	"sort"
+	"time"
 )
 
 // Expected values
@@ -327,6 +328,10 @@ func (ctx *Context) getUniversalTagByKind(objType reflect.Type, opts *fieldOptio
 			elem.decoder = ctx.decodeSlice
 		}
 	}
+	if objType == reflect.TypeOf(time.Time{}) {
+		elem.tag = tagUtcTime
+		elem.decoder = ctx.decodeUtcTime
+	}
 	return
 }
 

From b9ff6ac0e6aa56fb37ea2ef5aea0ef8398ffeee1 Mon Sep 17 00:00:00 2001
From: Alex Chistyakov <alexclear@gmail.com>
Date: Wed, 24 Aug 2016 13:13:39 +0300
Subject: [PATCH 5/5] Process BitString type

---
 decode.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/decode.go b/decode.go
index e257b4b..67b2df9 100644
--- a/decode.go
+++ b/decode.go
@@ -410,7 +410,7 @@ func (ctx *Context) matchExpectedValues(eValues []expectedFieldElement, rValues
 		missing := true
 		if rIndex < len(rValues) {
 			raw := rValues[rIndex]
-			if raw.Tag == tagPrintableString || raw.Tag == tagUTF8String {
+			if raw.Tag == tagPrintableString || raw.Tag == tagUTF8String || raw.Tag == tagBitString {
 				raw.Tag = tagOctetString
 			}
 			if e.class == raw.Class && e.tag == raw.Tag {