r2680: switched the libcli/raw/ code over to use talloc_reference(), which simplifies things quite a bit

(This used to be commit c82a9cf750829c4f6982ca3133295c8599023c4e)

4 files changed, 15 insertions, 39 deletions

diff --git a/source4/libcli/cliconnect.c b/source4/libcli/cliconnect.c
index f772070305..aa6aec4a1e 100644
--- a/source4/libcli/cliconnect.c
+++ b/source4/libcli/cliconnect.c
@@ -36,8 +36,8 @@ BOOL smbcli_socket_connect(struct smbcli_state *cli, const char *server)
 	}
 	
 	cli->transport = smbcli_transport_init(sock);
+	talloc_free(sock);
 	if (!cli->transport) {
-		talloc_free(sock);
 		return False;
 	}
 
@@ -60,9 +60,9 @@ NTSTATUS smbcli_negprot(struct smbcli_state *cli)
 
 /* wrapper around smb_raw_session_setup() */
 NTSTATUS smbcli_session_setup(struct smbcli_state *cli, 
-			   const char *user, 
-			   const char *password, 
-			   const char *domain)
+			      const char *user, 
+			      const char *password, 
+			      const char *domain)
 {
 	union smb_sesssetup setup;
 	NTSTATUS status;
@@ -70,6 +70,7 @@ NTSTATUS smbcli_session_setup(struct smbcli_state *cli,
 
 	cli->session = smbcli_session_init(cli->transport);
 	if (!cli->session) return NT_STATUS_UNSUCCESSFUL;
+	talloc_free(cli->transport);
 
 	mem_ctx = talloc_init("smbcli_session_setup");
 	if (!mem_ctx) return NT_STATUS_NO_MEMORY;
@@ -110,6 +111,7 @@ NTSTATUS smbcli_send_tconX(struct smbcli_state *cli, const char *sharename,
 	NTSTATUS status;
 
 	cli->tree = smbcli_tree_init(cli->session);
+	talloc_free(cli->session);
 	if (!cli->tree) return NT_STATUS_UNSUCCESSFUL;
 
 	mem_ctx = talloc_init("tcon");
@@ -183,7 +185,8 @@ NTSTATUS smbcli_full_connection(struct smbcli_state **ret_cli,
 
 	(*ret_cli) = smbcli_state_init();
 
-	(*ret_cli)->tree = tree;
+	(*ret_cli)->tree = talloc_reference(*ret_cli, tree);
+	talloc_free(tree);
 	(*ret_cli)->session = tree->session;
 	(*ret_cli)->transport = tree->session->transport;
 
@@ -221,7 +224,5 @@ struct smbcli_state *smbcli_state_init(void)
 ****************************************************************************/
 void smbcli_shutdown(struct smbcli_state *cli)
 {
-	if (!cli) return;
-	talloc_free(cli->tree);
 	talloc_free(cli);
 }
diff --git a/source4/libcli/raw/clisession.c b/source4/libcli/raw/clisession.c
index 0c6c80d94c..431d225021 100644
--- a/source4/libcli/raw/clisession.c
+++ b/source4/libcli/raw/clisession.c
@@ -27,16 +27,6 @@
 } while (0)
 
 
-/*
-  destroy a smbcli_session
-*/
-static int session_destroy(void *ptr)
-{
-	struct smbcli_session *session = ptr;
-	talloc_free(session->transport);
-	return 0;
-}
-
 /****************************************************************************
  Initialize the session context
 ****************************************************************************/
@@ -50,12 +40,10 @@ struct smbcli_session *smbcli_session_init(struct smbcli_transport *transport)
 	}
 
 	ZERO_STRUCTP(session);
-	session->transport = transport;
+	session->transport = talloc_reference(session, transport);
 	session->pid = (uint16_t)getpid();
 	session->vuid = UID_FIELD_INVALID;
 
-	talloc_set_destructor(session, session_destroy);
-
 	return session;
 }
 
diff --git a/source4/libcli/raw/clitransport.c b/source4/libcli/raw/clitransport.c
index eb1d3631ee..f06f2c57ff 100644
--- a/source4/libcli/raw/clitransport.c
+++ b/source4/libcli/raw/clitransport.c
@@ -52,7 +52,6 @@ static int transport_destructor(void *ptr)
 	event_remove_fd(transport->event.ctx, transport->event.fde);
 	event_remove_timed(transport->event.ctx, transport->event.te);
 	event_context_destroy(transport->event.ctx);
-	talloc_free(transport->socket);
 	return 0;
 }
 
@@ -75,7 +74,7 @@ struct smbcli_transport *smbcli_transport_init(struct smbcli_socket *sock)
 		return NULL;
 	}
 
-	transport->socket = sock;
+	transport->socket = talloc_reference(transport, sock);
 	transport->negotiate.protocol = PROTOCOL_NT1;
 	transport->options.use_spnego = lp_use_spnego();
 	transport->negotiate.max_xmit = ~0;
diff --git a/source4/libcli/raw/clitree.c b/source4/libcli/raw/clitree.c
index e0072a31b1..f19cbf8e28 100644
--- a/source4/libcli/raw/clitree.c
+++ b/source4/libcli/raw/clitree.c
@@ -26,16 +26,6 @@
 	if (!req) return NULL; \
 } while (0)
 
-/*
-  destroy a smbcli_tree
-*/
-static int tree_destructor(void *ptr)
-{
-	struct smbcli_tree *tree = ptr;
-	talloc_free(tree->session);
-	return 0;
-}
-
 /****************************************************************************
  Initialize the tree context
 ****************************************************************************/
@@ -49,8 +39,7 @@ struct smbcli_tree *smbcli_tree_init(struct smbcli_session *session)
 	}
 
 	ZERO_STRUCTP(tree);
-	tree->session = session;
-	talloc_set_destructor(tree, tree_destructor);
+	tree->session = talloc_reference(tree, session);
 
 	return tree;
 }
@@ -188,17 +177,16 @@ NTSTATUS smbcli_tree_full_connection(struct smbcli_tree **ret_tree,
 		return NT_STATUS_NO_MEMORY;
 	}
 
-	talloc_set_name_const(sock, "smbcli_tree_full_connection");
-
 	/* open a TCP socket to the server */
 	if (!smbcli_sock_connect_byname(sock, dest_host, port)) {
+		talloc_free(sock);
 		DEBUG(2,("Failed to establish socket connection - %s\n", strerror(errno)));
 		return NT_STATUS_UNSUCCESSFUL;
 	}
 
 	transport = smbcli_transport_init(sock);
+	talloc_free(sock);
 	if (!transport) {
-		talloc_free(sock);
 		return NT_STATUS_NO_MEMORY;
 	}
 
@@ -220,8 +208,8 @@ NTSTATUS smbcli_tree_full_connection(struct smbcli_tree **ret_tree,
 	}
 
 	session = smbcli_session_init(transport);
+	talloc_free(transport);
 	if (!session) {
-		talloc_free(transport);
 		return NT_STATUS_NO_MEMORY;
 	}
 
@@ -255,8 +243,8 @@ NTSTATUS smbcli_tree_full_connection(struct smbcli_tree **ret_tree,
 	session->vuid = setup.generic.out.vuid;
 
 	tree = smbcli_tree_init(session);
+	talloc_free(session);
 	if (!tree) {
-		talloc_free(session);
 		talloc_free(mem_ctx);
 		return NT_STATUS_NO_MEMORY;
 	}