diff --git a/contrib/sdk/sources/newlib/libc/include/sys/socket.h b/contrib/sdk/sources/newlib/libc/include/sys/socket.h
new file mode 100644
index 0000000000..4c9b08619f
--- /dev/null
+++ b/contrib/sdk/sources/newlib/libc/include/sys/socket.h
@@ -0,0 +1,214 @@
+#ifndef __SOCKET_H__
+#define __SOCKET_H__
+
+#include <stddef.h>
+
+// Socket Types
+#define SOCK_STREAM 1
+#define SOCK_DGRAM 2
+#define SOCK_RAW 3
+ 
+// IP protocols
+#define IPPROTO_IP 0
+#define IPPROTO_ICMP 1
+#define IPPROTO_TCP 6
+#define IPPROTO_UDP 17
+#define IPPROTO_RAW 255
+ 
+// IP options
+#define IP_TTL 2
+ 
+// Address families
+#define AF_UNSPEC 0
+#define AF_LOCAL 1
+#define AF_INET4 2     // IPv4
+#define AF_INET6 10    // IPv6
+
+#define PF_UNSPEC AF_UNSPEC
+#define PF_LOCAL  AF_LOCAL
+#define PF_INET4  AF_INET4
+#define PF_INET6  AF_INET6
+ 
+// internal definition
+#define AI_SUPPORTED 0x40F
+
+// for system function 76
+#define API_ETH (0<<16)
+#define API_IPv4 (1<<16)
+#define API_ICMP (2<<16)
+#define API_UDP (3<<16)
+#define API_TCP (4<<16)
+#define API_ARP (5<<16)
+#define API_PPPOE (6<<16)
+
+// Socket flags for user calls
+#define MSG_NOFLAG 0
+#define MSG_PEEK 0x02
+#define MSG_DONTWAIT 0x40
+ 
+// Socket levels
+#define SOL_SOCKET 0xffff
+
+//Socket options
+#define SO_BINDTODEVICE (1<<9)
+#define SO_NONBLOCK (1<<31)
+
+// Error Codes
+#define ENOBUFS      1
+#define EINPROGRESS  2
+#define EOPNOTSUPP   4
+#define EWOULDBLOCK  6
+#define ENOTCONN     9
+#define EALREADY     10
+#define EINVALUE     11
+#define EMSGSIZE     12
+#define ENOMEM       18
+#define EADDRINUSE   20
+#define ECONNREFUSED 61
+#define ECONNRESET   52
+#define EISCONN      56
+#define ETIMEDOUT    60
+#define ECONNABORTED 53
+
+
+#define PORT(X) (X<<8)
+int err_code;
+
+#pragma pack(push,1)
+typedef struct{
+    unsigned short sin_family;
+    unsigned short sin_port; 
+    unsigned int sin_addr;
+    unsigned long long sin_zero;
+}sockaddr; 
+#pragma pack(pop)
+
+#pragma pack(push,1)
+typedef struct{
+  unsigned int level;
+  unsigned int optionname;
+  unsigned int optlenght;
+  unsigned char options;
+}optstruct;
+#pragma pack(pop)
+
+static inline int socket(int domain, int type, int protocol)
+{
+    int socket;
+    asm volatile(
+    "int $0x40"
+    :"=b"(err_code), "=a"(socket)
+    :"a"(75), "b"(0), "c"(domain), "d"(type), "S"(protocol)
+    );
+    return socket;
+}
+
+static inline int close(int socket)
+{
+    int status;
+    asm volatile(
+    "int $0x40"
+    :"=b"(err_code), "=a"(status)
+    :"a"(75), "b"(1), "c"(socket)
+    );
+    return status;
+}
+static inline int bind(int socket, const sockaddr *addres, int addres_len)
+{
+    int status;
+    asm volatile(
+    "int $0x40"
+    :"=b"(err_code), "=a"(status)
+    :"a"(75), "b"(2), "c"(socket), "d"(addres), "S"(addres_len)
+    );
+    return status;
+}
+
+static inline int listen(int socket, int backlog)
+{
+    int status;
+    asm volatile(
+    "int $0x40"
+    :"=b"(err_code), "=a"(status)
+    :"a"(75), "b"(3), "c"(socket), "d"(backlog)
+    );
+    return status;
+}
+
+static inline int connect(int socket,const sockaddr* address, int socket_len)
+{
+    int status;
+    asm volatile(
+    "int $0x40"
+    :"=b"(err_code), "=a"(status)
+    :"a"(75), "b"(4), "c"(socket), "d"(address), "S"(socket_len)
+    );
+    return status;
+}
+
+static inline int accept(int socket, const sockaddr *address, int address_len)
+{
+    int new_socket;
+    asm volatile(
+    "int $0x40"
+    :"=b"(err_code), "=a"(new_socket)
+    :"a"(75), "b"(5), "c"(socket), "d"(address), "S"(address_len)
+    );
+    return new_socket;
+}
+
+static inline int send(int socket, const void *message, size_t msg_len, int flag)
+{
+    int status;
+    asm volatile(
+    "int $0x40"
+    :"=b"(err_code), "=a"(status)
+    :"a"(75), "b"(6), "c"(socket), "d"(message), "S"(msg_len), "D"(flag)
+    );
+    return status;
+}
+
+static inline int recv(int socket, void *buffer, size_t buff_len, int flag)
+{
+    int status;
+    asm volatile(
+    "int $0x40"
+    :"=b"(err_code), "=a"(status)
+    :"a"(75), "b"(7), "c"(socket), "d"(buffer), "S"(buff_len), "D"(flag)
+    );
+    return status;
+}
+
+static inline int setsockopt(int socket,const optstruct* opt)
+{
+    int status;
+    asm volatile(
+        "int $0x40"
+        :"=b"(err_code), "=a"(status)
+        :"a"(75), "b"(8), "c"(socket),"d"(opt)
+    );
+    return status;
+}
+
+static inline int getsockopt(int socket, optstruct* opt)
+{
+    int status; 
+    asm volatile(
+        "int $0x40"
+        :"=b"(err_code), "=a"(status)
+        :"a"(75), "b"(9), "c"(socket),"d"(opt)
+    );
+    return status;
+}
+
+static inline int socketpair(int *socket1, int *socket2)
+{
+    asm volatile(
+        "int $0x40"
+        :"=b"(*socket2), "=a"(*socket1)
+        :"a"(75), "b"(10)
+    ); 
+    err_code=*socket2;
+    return *socket1;
+}
+#endif