Change the INSTALL documentation for unified builds
[openssl.git] / ssl / bio_ssl.c
index 11a2aadc5fdc97e3e1463201539c707753249424..9eec0226af6b8d63154e0d5cdf5589da0e7fe1dd 100644 (file)
@@ -1,4 +1,3 @@
-/* ssl/bio_ssl.c */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -101,14 +100,12 @@ BIO_METHOD *BIO_f_ssl(void)
 
 static int ssl_new(BIO *bi)
 {
-    BIO_SSL *bs;
+    BIO_SSL *bs = OPENSSL_zalloc(sizeof(*bs));
 
-    bs = (BIO_SSL *)OPENSSL_malloc(sizeof(BIO_SSL));
     if (bs == NULL) {
         BIOerr(BIO_F_SSL_NEW, ERR_R_MALLOC_FAILURE);
         return (0);
     }
-    memset(bs, 0, sizeof(BIO_SSL));
     bi->init = 0;
     bi->ptr = (char *)bs;
     bi->flags = 0;
@@ -125,13 +122,12 @@ static int ssl_free(BIO *a)
     if (bs->ssl != NULL)
         SSL_shutdown(bs->ssl);
     if (a->shutdown) {
-        if (a->init && (bs->ssl != NULL))
+        if (a->init)
             SSL_free(bs->ssl);
         a->init = 0;
         a->flags = 0;
     }
-    if (a->ptr != NULL)
-        OPENSSL_free(a->ptr);
+    OPENSSL_free(a->ptr);
     return (1);
 }
 
@@ -292,7 +288,7 @@ static long ssl_ctrl(BIO *b, int cmd, long num, void *ptr)
         else if (ssl->handshake_func == ssl->method->ssl_accept)
             SSL_set_accept_state(ssl);
 
-        if(!SSL_clear(ssl)) {
+        if (!SSL_clear(ssl)) {
             ret = 0;
             break;
         }
@@ -410,14 +406,17 @@ static long ssl_ctrl(BIO *b, int cmd, long num, void *ptr)
             BIO_set_flags(b, BIO_FLAGS_IO_SPECIAL | BIO_FLAGS_SHOULD_RETRY);
             b->retry_reason = b->next_bio->retry_reason;
             break;
+        case SSL_ERROR_WANT_X509_LOOKUP:
+            BIO_set_retry_special(b);
+            b->retry_reason = BIO_RR_SSL_X509_LOOKUP;
+            break;
         default:
             break;
         }
         break;
     case BIO_CTRL_DUP:
         dbio = (BIO *)ptr;
-        if (((BIO_SSL *)dbio->ptr)->ssl != NULL)
-            SSL_free(((BIO_SSL *)dbio->ptr)->ssl);
+        SSL_free(((BIO_SSL *)dbio->ptr)->ssl);
         ((BIO_SSL *)dbio->ptr)->ssl = SSL_dup(ssl);
         ((BIO_SSL *)dbio->ptr)->renegotiate_count =
             ((BIO_SSL *)b->ptr)->renegotiate_count;
@@ -556,7 +555,8 @@ int BIO_ssl_copy_session_id(BIO *t, BIO *f)
     if ((((BIO_SSL *)t->ptr)->ssl == NULL) ||
         (((BIO_SSL *)f->ptr)->ssl == NULL))
         return (0);
-    SSL_copy_session_id(((BIO_SSL *)t->ptr)->ssl, ((BIO_SSL *)f->ptr)->ssl);
+    if (!SSL_copy_session_id(((BIO_SSL *)t->ptr)->ssl, ((BIO_SSL *)f->ptr)->ssl))
+        return 0;
     return (1);
 }