some more ASN.1 fixes

these should have been in #49

src/headers/tomcrypt_pk.h

@@ -519,7 +519,7 @@ int der_decode_sequence_multi(const unsigned char *in, unsigned long inlen, ...)
 
 /* FLEXI DECODER handle unknown list decoder */
 int  der_decode_sequence_flexi(const unsigned char *in, unsigned long *inlen, ltc_asn1_list **out);
-void der_free_sequence_flexi(ltc_asn1_list *list);
+#define der_free_sequence_flexi         der_sequence_free
 void der_sequence_free(ltc_asn1_list *in);
 
 /* BOOLEAN */

src/pk/asn1/der/sequence/der_length_sequence.c

@@ -18,16 +18,17 @@
 #ifdef LTC_DER
 
 /**
-   Get the length of a DER sequence 
+   Get the length of a DER sequence
    @param list   The sequences of items in the SEQUENCE
    @param inlen  The number of items
-   @param outlen [out] The length required in octets to store it 
+   @param outlen [out] The length required in octets to store it
    @return CRYPT_OK on success
 */
 int der_length_sequence(ltc_asn1_list *list, unsigned long inlen,
-                        unsigned long *outlen) 
+                        unsigned long *outlen)
 {
-   int           err, type;
+   int           err;
+   ltc_asn1_type type;
    unsigned long size, x, y, i;
    void          *data;
 
@@ -41,7 +42,7 @@ int der_length_sequence(ltc_asn1_list *list, unsigned long inlen,
        size = list[i].size;
        data = list[i].data;
 
-       if (type == LTC_ASN1_EOL) { 
+       if (type == LTC_ASN1_EOL) {
           break;
        }
 
@@ -52,7 +53,7 @@ int der_length_sequence(ltc_asn1_list *list, unsigned long inlen,
               }
               y += x;
               break;
-          
+
            case LTC_ASN1_INTEGER:
                if ((err = der_length_integer(data, &x)) != CRYPT_OK) {
                   goto LBL_ERR;
@@ -68,6 +69,7 @@ int der_length_sequence(ltc_asn1_list *list, unsigned long inlen,
                break;
 
            case LTC_ASN1_BIT_STRING:
+           case LTC_ASN1_RAW_BIT_STRING:
                if ((err = der_length_bit_string(size, &x)) != CRYPT_OK) {
                   goto LBL_ERR;
                }
@@ -99,6 +101,13 @@ int der_length_sequence(ltc_asn1_list *list, unsigned long inlen,
                y += x;
                break;
 
+           case LTC_ASN1_TELETEX_STRING:
+               if ((err = der_length_teletex_string(data, size, &x)) != CRYPT_OK) {
+                  goto LBL_ERR;
+               }
+               y += x;
+               break;
+
            case LTC_ASN1_PRINTABLE_STRING:
                if ((err = der_length_printable_string(data, size, &x)) != CRYPT_OK) {
                   goto LBL_ERR;
@@ -129,8 +138,10 @@ int der_length_sequence(ltc_asn1_list *list, unsigned long inlen,
                y += x;
                break;
 
-          
-           default:
+
+           case LTC_ASN1_CHOICE:
+           case LTC_ASN1_CONSTRUCTED:
+           case LTC_ASN1_EOL:
                err = CRYPT_INVALID_ARG;
                goto LBL_ERR;
        }