LibC: Add socket(), bind(), listen(), accept() and connect().

Kernel/Syscall.cpp

@@ -201,6 +201,16 @@ static dword handle(RegisterDump& regs, dword function, dword arg1, dword arg2,
         return current->sys$rmdir((const char*)arg1);
     case Syscall::SC_chmod:
         return current->sys$chmod((const char*)arg1, (mode_t)arg2);
+    case Syscall::SC_socket:
+        return current->sys$socket((int)arg1, (int)arg2, (int)arg3);
+    case Syscall::SC_bind:
+        return current->sys$bind((int)arg1, (const sockaddr*)arg2, (socklen_t)arg3);
+    case Syscall::SC_listen:
+        return current->sys$listen((int)arg1, (int)arg2);
+    case Syscall::SC_accept:
+        return current->sys$accept((int)arg1, (sockaddr*)arg2, (socklen_t*)arg3);
+    case Syscall::SC_connect:
+        return current->sys$connect((int)arg1, (const sockaddr*)arg2, (socklen_t)arg3);
     default:
         kprintf("<%u> int0x80: Unknown function %u requested {%x, %x, %x}\n", current->pid(), function, arg1, arg2, arg3);
         break;

LibC/Makefile

@@ -42,6 +42,7 @@ LIBC_OBJS = \
        math.o \
        utime.o \
        sys/select.o \
+       sys/socket.o \
        poll.o \
        locale.o \
        entry.o

LibC/sys/socket.cpp

@@ -0,0 +1,38 @@
+#include <sys/socket.h>
+#include <errno.h>
+#include <Kernel/Syscall.h>
+
+extern "C" {
+
+int socket(int domain, int type, int protocol)
+{
+    int rc = syscall(SC_socket, domain, type, protocol);
+    __RETURN_WITH_ERRNO(rc, rc, -1);
+}
+
+int bind(int sockfd, const sockaddr* addr, socklen_t addrlen)
+{
+    int rc = syscall(SC_bind, sockfd, addr, addrlen);
+    __RETURN_WITH_ERRNO(rc, rc, -1);
+}
+
+int listen(int sockfd, int backlog)
+{
+    int rc = syscall(SC_listen, sockfd, backlog);
+    __RETURN_WITH_ERRNO(rc, rc, -1);
+}
+
+int accept(int sockfd, sockaddr* addr, socklen_t* addrlen)
+{
+    int rc = syscall(SC_accept, sockfd, addr, addrlen);
+    __RETURN_WITH_ERRNO(rc, rc, -1);
+}
+
+int connect(int sockfd, const sockaddr* addr, socklen_t addrlen)
+{
+    int rc = syscall(SC_connect, sockfd, addr, addrlen);
+    __RETURN_WITH_ERRNO(rc, rc, -1);
+}
+
+}
+

LibC/sys/socket.h

@@ -0,0 +1,35 @@
+#pragma once
+
+#include <sys/cdefs.h>
+#include <sys/types.h>
+
+__BEGIN_DECLS
+
+#define AF_MASK 0xff
+#define AF_UNSPEC 0
+#define AF_LOCAL 1
+
+#define SOCK_TYPE_MASK 0xff
+#define SOCK_STREAM 1
+#define SOCK_NONBLOCK 04000
+#define SOCK_CLOEXEC 02000000
+
+struct sockaddr {
+    unsigned short sa_family;
+    char sa_data[14];
+};
+
+#define UNIX_PATH_MAX 108
+struct sockaddr_un {
+    unsigned short sun_family;
+    char sun_path[UNIX_PATH_MAX];
+};
+
+int socket(int domain, int type, int protocol);
+int bind(int sockfd, const sockaddr* addr, socklen_t);
+int listen(int sockfd, int backlog);
+int accept(int sockfd, sockaddr*, socklen_t*);
+int connect(int sockfd, const sockaddr*, socklen_t);
+
+__END_DECLS
+