added basic ssl support to ircu

[ircu2.10.12-pk.git] / include / listener.h

diff --git a/include/listener.h b/include/listener.h
index f33564e7ce5a411ee69397c88782ffad2f07f6a1..f2fcd0008600477d64094b0c0e37080b4ea8bddc 100644 (file)
--- a/include/listener.h
+++ b/include/listener.h
@@ -14,9 +14,10 @@
  *   You should have received a copy of the GNU General Public License
  *   along with this program; if not, write to the Free Software
  *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- *
- * $Id$
+ */
+/** @file
+ * @brief Interface and declarations for handling listening sockets.
+ * @version $Id$
  */
 #ifndef INCLUDED_listener_h
 #define INCLUDED_listener_h
@@ -29,6 +30,9 @@
 #ifndef INCLUDED_res_h
 #include "res.h"
 #endif
+#ifndef INCLUDED_client_h
+#include "client.h" /* flagset stuff.  oh well. */
+#endif
 #ifndef INCLUDED_sys_types_h
 #include <sys/types.h>       /* size_t, broken BSD system headers */
 #define INCLUDED_sys_types_h
@@ -36,33 +40,57 @@
 
 struct Client;
 struct StatDesc;
+struct SSLListener;
+
+enum ListenerFlag {
+  /** Port is currently accepting connections. */
+  LISTEN_ACTIVE,
+  /** Port is hidden from /STATS P output. */
+  LISTEN_HIDDEN,
+  /** Port accepts only server connections. */
+  LISTEN_SERVER,
+  /** Port listens for IPv4 connections. */
+  LISTEN_IPV4,
+  /** Port listens for IPv6 connections. */
+  LISTEN_IPV6,
+  /** Port listens for SSL connections. */
+  LISTEN_SSL,
+  /** Sentinel for counting listener flags. */
+  LISTEN_LAST_FLAG
+};
+
+DECLARE_FLAGSET(ListenerFlags, LISTEN_LAST_FLAG);
 
+/** Describes a single listening port. */
 struct Listener {
-  struct Listener* next;               /* list node pointer */
-  int              fd;                 /* file descriptor */
-  int              ref_count;          /* number of connection references */
-  unsigned char    active;             /* current state of listener */
-  unsigned char    hidden;             /* hidden in stats output for clients */
-  unsigned char    server;             /* 1 if port is a server listener */
-  unsigned char    mask_bits;          /* number of bits in mask address */
-  int              index;              /* index into poll array */
-  time_t           last_accept;        /* last time listener accepted */
-  struct irc_sockaddr addr;            /* virtual address and port */
-  struct irc_in_addr mask;             /* listener hostmask */
-  struct Socket    socket;             /* describe socket to event system */
+  struct Listener* next;               /**< list node pointer */
+  struct ListenerFlags flags;          /**< on-off flags for listener */
+  int              fd_v4;              /**< file descriptor for IPv4 */
+  int              fd_v6;              /**< file descriptor for IPv6 */
+  int              ref_count;          /**< number of connection references */
+  unsigned char    mask_bits;          /**< number of bits in mask address */
+  int              index;              /**< index into poll array */
+  time_t           last_accept;        /**< last time listener accepted */
+  struct irc_sockaddr addr;            /**< virtual address and port */
+  struct irc_in_addr mask;             /**< listener hostmask */
+  struct Socket    socket_v4;          /**< describe IPv4 socket to event system */
+  struct Socket    socket_v6;          /**< describe IPv6 socket to event system */
+  struct SSLListener* ssl_listener;    /**< ssl listener if listening for ssl connections */
 };
 
-extern struct Listener* ListenerPollList; /* GLOBAL - listener list */
+#define listener_server(LISTENER) FlagHas(&(LISTENER)->flags, LISTEN_SERVER)
+#define listener_active(LISTENER) FlagHas(&(LISTENER)->flags, LISTEN_ACTIVE)
+#define listener_ssl(LISTENER) FlagHas(&(LISTENER)->flags, LISTEN_SSL)
 
 extern void        add_listener(int port, const char* vaddr_ip, 
-                                const char* mask, int is_server, 
-                                int is_hidden);
+                                const char* mask,
+                                const struct ListenerFlags *flags);
 extern void        close_listener(struct Listener* listener);
 extern void        close_listeners(void);
 extern void        count_listener_memory(int* count_out, size_t* size_out);
 extern const char* get_listener_name(const struct Listener* listener);
 extern void        mark_listeners_closing(void);
-extern void show_ports(struct Client* client, struct StatDesc* sd, int stat,
+extern void show_ports(struct Client* client, const struct StatDesc* sd,
                        char* param);
 extern void        release_listener(struct Listener* listener);