Libunit refactoring: port management.

- Changed the port management callbacks to notifications, which e. g. avoids
the need to call the libunit function
- Added context and library instance reference counts for a safer resource
release
- Added the router main port initialization

1 files changed, 7 insertions, 6 deletions

diff --git a/go/nxt_cgo_lib.c b/go/nxt_cgo_lib.c
index a4fef9ea..1bb38f3c 100644
--- a/go/nxt_cgo_lib.c
+++ b/go/nxt_cgo_lib.c
@@ -14,7 +14,7 @@ static void nxt_cgo_request_handler(nxt_unit_request_info_t *req);
 static nxt_cgo_str_t *nxt_cgo_str_init(nxt_cgo_str_t *dst,
     nxt_unit_sptr_t *sptr, uint32_t length);
 static int nxt_cgo_add_port(nxt_unit_ctx_t *, nxt_unit_port_t *port);
-static void nxt_cgo_remove_port(nxt_unit_ctx_t *, nxt_unit_port_id_t *port_id);
+static void nxt_cgo_remove_port(nxt_unit_t *, nxt_unit_port_t *port);
 static ssize_t nxt_cgo_port_send(nxt_unit_ctx_t *, nxt_unit_port_id_t *port_id,
     const void *buf, size_t buf_size, const void *oob, size_t oob_size);
 static ssize_t nxt_cgo_port_recv(nxt_unit_ctx_t *, nxt_unit_port_id_t *port_id,
@@ -108,16 +108,17 @@ nxt_cgo_add_port(nxt_unit_ctx_t *ctx, nxt_unit_port_t *port)
     nxt_go_add_port(port->id.pid, port->id.id,
                     port->in_fd, port->out_fd);
 
-    return nxt_unit_add_port(ctx, port);
+    port->in_fd = -1;
+    port->out_fd = -1;
+
+    return NXT_UNIT_OK;
 }
 
 
 static void
-nxt_cgo_remove_port(nxt_unit_ctx_t *ctx, nxt_unit_port_id_t *port_id)
+nxt_cgo_remove_port(nxt_unit_t *unit, nxt_unit_port_t *port)
 {
-    nxt_go_remove_port(port_id->pid, port_id->id);
-
-    nxt_unit_remove_port(ctx, port_id);
+    nxt_go_remove_port(port->id.pid, port->id.id);
 }