added several system call hooks for future sockets implementation

sysdeps/nacl/sysdep.h

Index: sysdeps/nacl/sysdep.h
diff --git a/sysdeps/nacl/sysdep.h b/sysdeps/nacl/sysdep.h
index 7cb9d106219c79ce190e687db6e8f6ed0fe21d9a..49b32ca3544a1967ef2cfbb7e43fbec362893342 100644
--- a/sysdeps/nacl/sysdep.h
+++ b/sysdeps/nacl/sysdep.h
@@ -240,14 +240,15 @@ INTERNAL_SYSCALL_dup3_3 (int *err, int oldfd, int newfd, int flags)
 __extern_always_inline int
 INTERNAL_SYSCALL_epoll_create_1 (int *err, int flags)
 {
-  *err = (38 /* ENOSYS */);
+  // here flags is size
+  *err = __nacl_irt_epoll_create (flags);
   return 0;
 }
 
 __extern_always_inline int
 INTERNAL_SYSCALL_epoll_create1_1 (int *err, int flags)
 {
-  *err = (38 /* ENOSYS */);
+  *err = __nacl_irt_epoll_create1 (flags);
   return 0;
 }
 
@@ -255,7 +256,7 @@ __extern_always_inline int
 INTERNAL_SYSCALL_epoll_ctl_4 (int *err, int epfd, int op, int fd,
 			      struct epoll_event *event)
 {
-  *err = (38 /* ENOSYS */);
+  *err = __nacl_irt_epoll_ctl (epfd, op, fd, event);
   return 0;
 }
 
@@ -264,7 +265,7 @@ INTERNAL_SYSCALL_epoll_pwait_6 (int *err, int epfd, struct epoll_event *events,
 				int maxevents, int timeout,
 				const sigset_t *sigmask, size_t sigsetsize)
 {
-  *err = (38 /* ENOSYS */);
+  *err = __nacl_irt_epoll_pwait (epfd, events, maxevents, timeout, sigmask, sigsetsize);

[Evgeniy Stepanov, 2012/04/09 11:45:13]

80 chars

   return 0;
 }
 
@@ -281,6 +282,7 @@ INTERNAL_SYSCALL_epoll_wait_4 (int *err, int epfd, struct epoll_event *events,
 			       int maxevents, int timeout)
 {
   *err = (38 /* ENOSYS */);
+  *err = __nacl_irt_epoll_wait (epfd, events, maxevents, timeout);
   return 0;
 }
 
@@ -1164,7 +1166,7 @@ INTERNAL_SYSCALL_pivot_root_2 (int *err, const char *new_root,
 __extern_always_inline int
 INTERNAL_SYSCALL_poll_3 (int *err, struct pollfd *fds, nfds_t nfds, int timeout)
 {
-  *err = (38 /* ENOSYS */);
+  *err = __nacl_irt_poll (fds, nfds, timeout);
   return 0;
 }
 
@@ -1173,7 +1175,7 @@ INTERNAL_SYSCALL_ppoll_5 (int *err, struct pollfd *fds, nfds_t nfds,
 			  const struct timespec *timeout,
 			  const sigset_t *sigmask, size_t sigsetsize)
 {
-  *err = (38 /* ENOSYS */);
+  *err = __nacl_irt_ppoll (fds, nfds, timeout, sigmask, sigsetsize);
   return 0;
 }
 
@@ -1189,10 +1191,10 @@ INTERNAL_SYSCALL_prctl_5 (int *err, int option, unsigned long arg2,
 __extern_always_inline int
 INTERNAL_SYSCALL_pselect6_6 (int *err, int nfds, fd_set *readfds,
 			     fd_set *writefds, fd_set *exceptfds,
-			     const struct timespec *timeout,
-			     void *sigmask)
+			     const struct timeval *timeout,
+			     void *sigmask) // const sigset_t *sigmask?

[Evgeniy Stepanov, 2012/04/09 11:45:13]

There were tabs in the original file?? Please replace them with spaces while you
are at it.

[khim, 2012/04/09 12:21:12]

Hold your horses! This is GLibC, not NaCl.

native_client/tools/SRC/glibc$ find -type f -print0 | xargs -0 grep -l $'\t' |
wc -l
6163

 {
-  *err = (38 /* ENOSYS */);
+  *err = __nacl_irt_pselect (nfds, readfds, writefds, exceptfds, timeout, sigmask);

[Evgeniy Stepanov, 2012/04/09 11:45:13]

80 chars here and below

   return 0;
 }
 
@@ -1428,7 +1430,7 @@ INTERNAL_SYSCALL_select_5 (int *err, int nfds, fd_set *readfds,
 			   fd_set *writefds, fd_set *exceptfds,
 			   const struct timeval *timeout)
 {
-  *err = (38 /* ENOSYS */);
+  *err = __nacl_irt_select (nfds, readfds, writefds, exceptfds, timeout);
   return 0;
 }
 
@@ -1650,7 +1652,65 @@ INTERNAL_SYSCALL_signalfd_3 (int *err, int fd, const sigset_t *mask,
 __extern_always_inline int
 INTERNAL_SYSCALL_socket_3 (int *err, int domain, int type, int protocol)
 {
-  *err = (38 /* ENOSYS */);
+  *err = __nacl_irt_socket (domain, type, protocol);
+  return 0;
+}
+
+__extern_always_inline int
+INTERNAL_SYSCALL_accept_3 (int *err, int sockfd, struct sockaddr* addr, socklen_t* addr_len)
+{
+  *err = __nacl_irt_accept (sockfd, addr, addr_len);
+  return 0;
+}
+
+__extern_always_inline int
+INTERNAL_SYSCALL_bind_3 (int *err, int sockfd, struct sockaddr* addr, socklen_t addr_len)
+{
+  *err = __nacl_irt_bind (sockfd, addr, addr_len);
+  return 0;
+}
+
+__extern_always_inline int
+INTERNAL_SYSCALL_listen_2 (int *err, int sockfd, int backlog)
+{
+  *err = __nacl_irt_listen (sockfd, backlog);
+  return 0;
+}
+
+__extern_always_inline int
+INTERNAL_SYSCALL_connect_3 (int *err, int sockfd, struct sockaddr* addr, socklen_t* addr_len)
+{
+  *err = __nacl_irt_connect (sockfd, addr, addr_len);
+  return 0;
+}
+
+__extern_always_inline int
+INTERNAL_SYSCALL_send_4 (int *err, int sockfd, const void *buf, size_t len, int flags)
+{
+  *err = __nacl_irt_send (sockfd, buf, len, flags);
+  return 0;
+}
+
+__extern_always_inline int
+INTERNAL_SYSCALL_sendto_6 (int *err, int sockfd, const void *buf, size_t len, int flags,
+                           const struct sockaddr *dest_addr, socklen_t addrlen)
+{
+  *err = __nacl_irt_sendto (sockfd, buf, len, flags, dest_addr, addrlen);
+  return 0;
+}
+
+__extern_always_inline int
+INTERNAL_SYSCALL_recv_4 (int *err, int sockfd, void *buf, size_t len, int flags)
+{
+  *err = __nacl_irt_recv (sockfd, buf, len, flags);
+  return 0;
+}
+
+__extern_always_inline int
+INTERNAL_SYSCALL_recvfrom_6 (int *err, int sockfd, void *buf, size_t len, int flags,
+                           struct sockaddr *dest_addr, socklen_t addrlen)
+{
+  *err = __nacl_irt_recvfrom (sockfd, buf, len, flags, dest_addr, addrlen);
   return 0;
 }