syscall_net: fill in sockpending

diff --git a/Kernel/syscall_net.c b/Kernel/syscall_net.c
index 390ca66..74c6b77 100644 (file)
--- a/Kernel/syscall_net.c
+++ b/Kernel/syscall_net.c
@@ -24,6 +24,8 @@ struct socket
 #define SS_LISTENING           3
 #define SS_CONNECTING          4
 #define SS_CONNECTED           5
+#define SS_ACCEPTWAIT          6
+       uint8_t s_data;
        struct sockaddrs s_addr;
 };
 
@@ -65,10 +67,16 @@ static struct socket *sock_get(int fd, uint8_t *flag)
        return sockets + ino->c_node.i_nlink;
 }
 
-static int sock_pending(struct socket *s)
+static int sock_pending(struct socket *l)
 {
-       /* TODO */
-       return 0;
+       uint8_t d = l - sockets;
+       struct socket *s = sockets;
+       while (s < sockets + NSOCKET) {
+               if (s->s_state == SS_ACCEPTWAIT && s->s_data == d)
+                       return s - sockets;
+               s++;
+       }
+       return -1;
 }
 
 static int sock_autobind(struct socket *s)