Simplify ASN.1 for point format list

Submitted by: Douglas Stebila

diff --git a/ssl/ssl_asn1.c b/ssl/ssl_asn1.c
index 3c2e9fae7e5b3dc3c857a438cb66646fe2fec341..b9148b23dedf1cce0de45284f677334e394fbb86 100644 (file)
--- a/ssl/ssl_asn1.c
+++ b/ssl/ssl_asn1.c
@@ -224,15 +224,9 @@ int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp)
 #ifndef OPENSSL_NO_EC
        if (in->tlsext_ecpointformatlist)
                {
-               a.tlsext_ecpointformatlist.length=1+in->tlsext_ecpointformatlist_length;
+               a.tlsext_ecpointformatlist.length=in->tlsext_ecpointformatlist_length;
                a.tlsext_ecpointformatlist.type=V_ASN1_OCTET_STRING;
-               if ((a.tlsext_ecpointformatlist.data = OPENSSL_malloc(1+in->tlsext_ecpointformatlist_length)) == NULL)
-                       {
-                       SSLerr(SSL_F_I2D_SSL_SESSION,ERR_R_MALLOC_FAILURE);
-                       return(0);
-                       }
-               *a.tlsext_ecpointformatlist.data = (unsigned char) in->tlsext_ecpointformatlist_length;
-               memcpy(a.tlsext_ecpointformatlist.data+1, in->tlsext_ecpointformatlist, in->tlsext_ecpointformatlist_length);
+               a.tlsext_ecpointformatlist.data=(unsigned char *)in->tlsext_ecpointformatlist;
                }
 #endif /* OPENSSL_NO_EC */
 #endif /* OPENSSL_NO_TLSEXT */
@@ -325,11 +319,6 @@ int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp)
                M_ASN1_I2D_put_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING,9,v9);
 #endif /* OPENSSL_NO_PSK */
        M_ASN1_I2D_finish();
-#ifndef OPENSSL_NO_TLSEXT
-#ifndef OPENSSL_NO_EC
-       OPENSSL_free(a.tlsext_ecpointformatlist.data);
-#endif /* OPENSSL_NO_EC */
-#endif /* OPENSSL_NO_TLSEXT */
        }
 
 SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
@@ -516,29 +505,18 @@ SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
 
 #ifndef OPENSSL_NO_EC
        os.length=0;
-       os.data=NULL;
        M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,7);
        if (os.data)
                {
-               if ((ret->tlsext_ecpointformatlist = OPENSSL_malloc(os.length - 1)) == NULL)
-                       {
-                       SSLerr(SSL_F_D2I_SSL_SESSION,ERR_R_MALLOC_FAILURE);
-                       }
-               else
-                       {
-                       ret->tlsext_ecpointformatlist_length = os.length - 1;
-                       memcpy(ret->tlsext_ecpointformatlist, (unsigned char *) os.data + 1, os.length - 1);
-                       }
+               ret->tlsext_ecpointformatlist_length=os.length;
+               memcpy(ret->tlsext_ecpointformatlist,os.data,ret->tlsext_ecpointformatlist_length);
                OPENSSL_free(os.data);
                os.data = NULL;
                os.length = 0;
                }
        else
-               {
-               ret->tlsext_ecpointformatlist=NULL;
                ret->tlsext_ecpointformatlist_length=0;
-               }
-
+               ret->tlsext_ecpointformatlist=NULL;
 #endif /* OPENSSL_NO_EC */
 #endif /* OPENSSL_NO_TLSEXT */