syscalls: getsockopt

kernel-src/include/kernel/abi.h

@@ -98,9 +98,29 @@ typedef struct {
 #define MSG_WAITALL 0x100
 #define MSG_NOSIGNAL 0x4000
 
-#define SO_BROADCAST 6
+#define TCP_NODELAY 1
+#define TCP_KEEPIDLE 4
+#define TCP_KEEPINTVL 5
+
+#define IP_TOS 1
+
+#define SO_DEBUG        1
+#define SO_REUSEADDR    2
+#define SO_TYPE         3
+#define SO_ERROR        4
+#define SO_DONTROUTE    5
+#define SO_BROADCAST    6
+#define SO_SNDBUF       7
+#define SO_RCVBUF       8
+#define SO_KEEPALIVE    9
+#define SO_OOBINLINE    10
+#define SO_LINGER       13
+#define SO_RCVLOWAT     18
+#define SO_SNDLOWAT     19
 #define SO_BINDTODEVICE 25
-#define SO_KEEPALIVE 9
+#define SO_ACCEPTCONN   30
+#define SO_PROTOCOL     38
+#define SO_DOMAIN       39
 
 #define SOL_SOCKET 1
 

kernel-src/include/kernel/sock.h

@@ -73,7 +73,8 @@ typedef struct socketops_t {
 	int (*getpeername)(socket_t *socket, sockaddr_t *addr);
 	size_t (*datacount)(socket_t *socket);
 	void (*destroy)(socket_t *socket);
-	int (*setopt)(socket_t *socket, int optname, void *buffer, size_t len, cred_t *cred);
+	int (*setopt)(socket_t *socket, int layer, int optname, void *buffer, socklen_t len, cred_t *cred);
+	int (*getopt)(socket_t *socket, int layer, int optname, void *buffer, socklen_t *len, cred_t *cred);
 	int (*shutdown)(socket_t *socket, int how);
 } socketops_t;