From 2b9a1911defbd6f0295b74cd7b41a2a5328d9e6a Mon Sep 17 00:00:00 2001
From: Fredrik Tolf <fredrik@dolda2000.com>
Date: Sat, 15 Mar 2008 17:46:15 +0100
Subject: [PATCH] New socket API draft.

---
 daemon/net.h | 68 ++++++++++++++++++++++++------------------------------------
 1 file changed, 27 insertions(+), 41 deletions(-)

diff --git a/daemon/net.h b/daemon/net.h
index 2e7e2d9..23275b3 100644
--- a/daemon/net.h
+++ b/daemon/net.h
@@ -22,10 +22,9 @@
 #include <sys/socket.h>
 #include <sys/un.h>
 
-#define SOCK_LST 0 /* Listening */
-#define SOCK_SYN 1 /* Connecting */
-#define SOCK_EST 2 /* Established */
-#define SOCK_STL 3 /* Stale, dead */
+#define SOCK_SYN 0 /* Connecting */
+#define SOCK_EST 1 /* Established */
+#define SOCK_STL 2 /* Stale, dead */
 #define SOCK_TOS_MINDELAY 4
 #define SOCK_TOS_MAXTP 3
 #define SOCK_TOS_MAXREL 2
@@ -42,37 +41,10 @@ struct dgrambuf
 
 struct socket
 {
-    struct socket *next, *prev;
     int refcount;
-    int fd;
-    int isrealsocket; /* Bleh... */
-    int family;
-    int tos;
-    int type;
     int state;
-    int ignread;
-    int events;
-    int close;
-    struct sockaddr *remote;
-    socklen_t remotelen;
-    struct
-    {
-	uid_t uid;
-	gid_t gid;
-    } ucred;
-    union
-    {
-	struct
-	{
-	    struct dgrambuf *f, *l;
-	} d;
-	struct
-	{
-	    void *buf;
-	    size_t bufsize;
-	    size_t datasize;
-	} s;
-    } outbuf;
+    int block;
+    int dgram;
     union
     {
 	struct
@@ -85,39 +57,53 @@ struct socket
 	    size_t bufsize;
 	    size_t datasize;
 	} s;
-    } inbuf;
+    } buf;
     void (*conncb)(struct socket *sk, int err, void *data);
     void (*errcb)(struct socket *sk, int err, void *data);
     void (*readcb)(struct socket *sk, void *data);
     void (*writecb)(struct socket *sk, void *data);
-    void (*acceptcb)(struct socket *sk, struct socket *newsk, void *data);
+    struct ufd *ufd;
+    void *data;
+};
+
+struct lport {
+    struct ufd *ufd;
+    void (*acceptcb)(struct lport *lp, struct socket *newsk, void *data);
+    void (*errcb)(struct lport *lp, int err, void *data);
+    void (*close)(struct lport *lp);
     void *data;
 };
 
 void putsock(struct socket *sk);
 void getsock(struct socket *sk);
-struct socket *netcslisten(int type, struct sockaddr *name, socklen_t namelen, void (*func)(struct socket *, struct socket *, void *), void *data);
-struct socket *netcslistenlocal(int type, struct sockaddr *name, socklen_t namelen, void (*func)(struct socket *, struct socket *, void *), void *data);
-struct socket *netcstcplisten(int port, int local, void (*func)(struct socket *, struct socket *, void *), void *data);
+struct lport *netcslisten(int type, struct sockaddr *name, socklen_t namelen, void (*func)(struct socket *, struct socket *, void *), void *data);
+struct lport *netcslistenlocal(int type, struct sockaddr *name, socklen_t namelen, void (*func)(struct socket *, struct socket *, void *), void *data);
+struct lport *netcstcplisten(int port, int local, void (*func)(struct socket *, struct socket *, void *), void *data);
 struct socket *netcsconn(struct sockaddr *addr, socklen_t addrlen, void (*func)(struct socket *, int, void *), void *data);
 int pollsocks(int timeout);
 void sockqueue(struct socket *sk, void *data, size_t size);
 size_t sockqueuesize(struct socket *sk);
 int netresolve(char *addr, void (*callback)(struct sockaddr *addr, int addrlen, void *data), void *data);
 struct socket *netcsdgram(struct sockaddr *name, socklen_t namelen);
-struct socket *netdupsock(struct socket *sk);
-void netdgramconn(struct socket *sk, struct sockaddr *addr, socklen_t addrlen);
+struct socket *netdgramconn(struct socket *sk, struct sockaddr *addr, socklen_t addrlen);
 int sockgetlocalname(struct socket *sk, struct sockaddr **namebuf, socklen_t *lenbuf);
 int sockgetremotename(struct socket *sk, struct sockaddr **namebuf, socklen_t *lenbuf);
 int sockgetremotename2(struct socket *sk, struct socket *sk2, struct sockaddr **namebuf, socklen_t *lenbuf);
+int getremotename(struct lport *lp, struct sockaddr **namebuf, socklen_t *lenbuf);
+int getremotename2(struct lport *lp, struct socket *sk, struct sockaddr **namebuf, socklen_t *lenbuf);
 void closesock(struct socket *sk);
+void closelport(struct lport *lp);
 void *sockgetinbuf(struct socket *sk, size_t *size);
 struct socket *wrapsock(int fd);
 size_t sockgetdatalen(struct socket *sk);
-int getpublicaddr(int af, struct sockaddr **addr, socklen_t *lenbuf);
 int socksettos(struct socket *sk, int tos);
 int addreq(struct sockaddr *x, struct sockaddr *y);
 char *formataddress(struct sockaddr *arg, socklen_t arglen);
+char *formatsockpeer(struct socket *sk);
 void sockpushdata(struct socket *sk, void *buf, size_t size);
+void sockblock(struct socket *sk, int block);
+int sockpeeraddr(struct socket *sk, struct sockaddr **namebuf, socklen_t *lenbuf);
+int getucred(struct socket *sk, uid_t *uid, gid_t *gid);
+int sockfamily(struct socket *sk);
 
 #endif
-- 
2.11.0