补充缺失的头文件与错误的编译目标

Author: xiaoyi1212

src/include/fs/overlayfs.h

@@ -0,0 +1,3 @@
+#pragma once
+
+void overlayfs_regist();

src/include/net/net_syscall.h

@@ -0,0 +1,3 @@
+#pragma once
+
+#include "net/socket.h"

src/include/net/netdev.h

@@ -0,0 +1,29 @@
+#pragma once
+
+#include "types.h"
+
+typedef int (*netdev_send_t)(void *dev, void *data, uint32_t len);
+typedef int (*netdev_recv_t)(void *dev, void *data, uint32_t len);
+
+#define MAX_NETDEV_NUM           8
+#define NETDEV_ETH_FRAME_OVERHEAD 18
+
+static inline uint32_t netdev_max_frame_len(uint32_t mtu) {
+    return mtu + NETDEV_ETH_FRAME_OVERHEAD;
+}
+
+typedef struct netdev {
+    uint8_t mac[6];
+    uint32_t mtu;
+    void *desc;
+    netdev_send_t send;
+    netdev_recv_t recv;
+} netdev_t;
+
+void regist_netdev(void *desc, uint8_t *mac, uint32_t mtu, netdev_send_t send,
+                   netdev_recv_t recv);
+
+netdev_t *get_default_netdev(void);
+
+int netdev_send(netdev_t *dev, void *data, uint32_t len);
+int netdev_recv(netdev_t *dev, void *data, uint32_t len);

src/include/net/real_socket.h

@@ -0,0 +1,24 @@
+#pragma once
+
+#include "net/socket.h"
+
+typedef struct real_socket_socket {
+    int domain;
+    int (*init)(void);
+    int (*socket)(int domain, int type, int protocol);
+    int (*socketpair)(int family, int type, int protocol, int *sv);
+} real_socket_socket_t;
+
+#define MAX_SOCKETS_NUM 16
+
+void regist_socket(
+    int domain,
+    int (*init)(void),
+    int (*socket)(int domain, int type, int protocol),
+    int (*socketpair)(int family, int type, int protocol, int *sv)
+);
+
+extern real_socket_socket_t *real_sockets[MAX_SOCKETS_NUM];
+extern int socket_num;
+
+void real_socket_init(void);