/*
- * Copyright (c) 2009 Nicira Networks.
+ * Copyright (c) 2009, 2010 Nicira Networks.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* This structure should be treated as opaque by implementation. */
struct stream {
- struct stream_class *class;
+ const struct stream_class *class;
int state;
int error;
- uint32_t remote_ip;
- uint16_t remote_port;
- uint32_t local_ip;
- uint16_t local_port;
+ ovs_be32 remote_ip;
+ ovs_be16 remote_port;
+ ovs_be32 local_ip;
+ ovs_be16 local_port;
char *name;
};
-void stream_init(struct stream *, struct stream_class *, int connect_status,
- const char *name);
-void stream_set_remote_ip(struct stream *, uint32_t remote_ip);
-void stream_set_remote_port(struct stream *, uint16_t remote_port);
-void stream_set_local_ip(struct stream *, uint32_t local_ip);
-void stream_set_local_port(struct stream *, uint16_t local_port);
+void stream_init(struct stream *, const struct stream_class *,
+ int connect_status, const char *name);
+void stream_set_remote_ip(struct stream *, ovs_be32 remote_ip);
+void stream_set_remote_port(struct stream *, ovs_be16 remote_port);
+void stream_set_local_ip(struct stream *, ovs_be32 local_ip);
+void stream_set_local_port(struct stream *, ovs_be16 local_port);
static inline void stream_assert_class(const struct stream *stream,
const struct stream_class *class)
{
* accepted for transmission, it should return -EAGAIN immediately. */
ssize_t (*send)(struct stream *stream, const void *buffer, size_t n);
+ /* Allows 'stream' to perform maintenance activities, such as flushing
+ * output buffers.
+ *
+ * May be null if 'stream' doesn't have anything to do here. */
+ void (*run)(struct stream *stream);
+
+ /* Arranges for the poll loop to wake up when 'stream' needs to perform
+ * maintenance activities.
+ *
+ * May be null if 'stream' doesn't have anything to do here. */
+ void (*run_wait)(struct stream *stream);
+
/* Arranges for the poll loop to wake up when 'stream' is ready to take an
* action of the given 'type'. */
void (*wait)(struct stream *stream, enum stream_wait_type type);
*
* This structure should be treated as opaque by stream implementations. */
struct pstream {
- struct pstream_class *class;
+ const struct pstream_class *class;
char *name;
};
-void pstream_init(struct pstream *, struct pstream_class *, const char *name);
+void pstream_init(struct pstream *, const struct pstream_class *, const char *name);
static inline void pstream_assert_class(const struct pstream *pstream,
const struct pstream_class *class)
{
};
/* Active and passive stream classes. */
-extern struct stream_class tcp_stream_class;
-extern struct pstream_class ptcp_pstream_class;
-extern struct stream_class unix_stream_class;
-extern struct pstream_class punix_pstream_class;
+extern const struct stream_class tcp_stream_class;
+extern const struct pstream_class ptcp_pstream_class;
+extern const struct stream_class unix_stream_class;
+extern const struct pstream_class punix_pstream_class;
+#ifdef HAVE_OPENSSL
+extern const struct stream_class ssl_stream_class;
+extern const struct pstream_class pssl_pstream_class;
+#endif
#endif /* stream-provider.h */