C++ (Cpp) SOCKETCALL_CANCEL Examples

Example #1

File: accept4.c Project: Ace-Tang/glibc

int
accept4 (int fd, __SOCKADDR_ARG addr, socklen_t *addr_len, int flags)
{
  if (__glibc_likely (have_accept4 >= 0))
    {
      int ret = SOCKETCALL_CANCEL (accept4, fd, addr.__sockaddr__, addr_len,
				   flags);
      /* The kernel returns -EINVAL for unknown socket operations.
	 We need to convert that error to an ENOSYS error.  */
      if (__builtin_expect (ret < 0, 0)
	  && have_accept4 == 0
	  && errno == EINVAL)
	{
	  /* Try another call, this time with the FLAGS parameter
	     cleared and an invalid file descriptor.  This call will not
	     cause any harm and it will return immediately.  */
	  ret = SOCKETCALL_CANCEL (invalid, -1);
	  if (errno == EINVAL)
	    {
	      have_accept4 = -1;
	      __set_errno (ENOSYS);
	    }
	  else
	    {
	      have_accept4 = 1;
	      __set_errno (EINVAL);
	    }
	  return -1;
	}
      return ret;
    }
  __set_errno (ENOSYS);
  return -1;
}

Example #2

File: sendto.c Project: KubaKaszycki/kklibc

ssize_t
__libc_sendto (int fd, const void *buf, size_t len, int flags,
	       __CONST_SOCKADDR_ARG addr, socklen_t addrlen)
{
  return SOCKETCALL_CANCEL (sendto, fd, buf, len, flags, addr.__sockaddr__,
			    addrlen);
}

Example #3

File: accept4.c Project: riscv/riscv-glibc

int
accept4 (int fd, __SOCKADDR_ARG addr, socklen_t *addr_len, int flags)
{
#ifdef __ASSUME_ACCEPT4_SYSCALL
  return SYSCALL_CANCEL (accept4, fd, addr.__sockaddr__, addr_len, flags);
#else
  return SOCKETCALL_CANCEL (accept4, fd, addr.__sockaddr__, addr_len, flags);
#endif
}

Example #4

File: send.c Project: RobbenBasten/glibc

ssize_t
__libc_send (int fd, const void *buf, size_t len, int flags)
{
#ifdef __ASSUME_SEND_SYSCALL
  return SYSCALL_CANCEL (send, fd, buf, len, flags);
#else
  return SOCKETCALL_CANCEL (send, fd, buf, len, flags);
#endif
}

Example #5

File: sendmsg.c Project: riscv/riscv-glibc

ssize_t
__libc_sendmsg (int fd, const struct msghdr *msg, int flags)
{
# ifdef __ASSUME_SENDMSG_SYSCALL
  return SYSCALL_CANCEL (sendmsg, fd, msg, flags);
# else
  return SOCKETCALL_CANCEL (sendmsg, fd, msg, flags);
# endif
}

Example #6

File: connect.c Project: RobbenBasten/glibc

int
__libc_connect (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len)
{
#ifdef __ASSUME_CONNECT_SYSCALL
  return SYSCALL_CANCEL (connect, fd, addr.__sockaddr__, len);
#else
  return SOCKETCALL_CANCEL (connect, fd, addr.__sockaddr__, len);
#endif
}

Example #7

File: recvmsg.c Project: JamesLinus/glibc-mips

ssize_t
__libc_recvmsg (int fd, struct msghdr *msg, int flags)
{
#ifdef __ASSUME_RECVMSG_SYSCALL
  return SYSCALL_CANCEL (recvmsg, fd, msg, flags);
#else
  return SOCKETCALL_CANCEL (recvmsg, fd, msg, flags);
#endif
}

Example #8

File: recv.c Project: JamesLinus/glibc-mips

ssize_t
__libc_recv (int fd, void *buf, size_t len, int flags)
{
#ifdef __ASSUME_RECV_SYSCALL
  return SYSCALL_CANCEL (recv, fd, buf, len, flags);
#elif defined __ASSUME_RECVFROM_FOR_RECV_SYSCALL
  return SYSCALL_CANCEL (recvfrom, fd, buf, len, flags, NULL, NULL);
#else
  return SOCKETCALL_CANCEL (recv, fd, buf, len, flags);
#endif
}

Example #9

File: accept.c Project: JamesLinus/glibc-mips

int
__libc_accept (int fd, __SOCKADDR_ARG addr, socklen_t *len)
{
#ifdef __ASSUME_ACCEPT_SYSCALL
  return SYSCALL_CANCEL (accept, fd, addr.__sockaddr__, len);
#elif defined __ASSUME_ACCEPT4_FOR_ACCEPT_SYSCALL
  return SYSCALL_CANCEL (accept4, fd, addr.__sockaddr__, len, 0);
#else
  return SOCKETCALL_CANCEL (accept, fd, addr.__sockaddr__, len);
#endif
}

Example #10

ssize_t
__libc_sendto (int fd, const void *buf, size_t len, int flags,
	       __CONST_SOCKADDR_ARG addr, socklen_t addrlen)
{
#ifdef __ASSUME_SENDTO_SYSCALL
  return SYSCALL_CANCEL (sendto, fd, buf, len, flags, addr.__sockaddr__,
                         addrlen);
#else
  return SOCKETCALL_CANCEL (sendto, fd, buf, len, flags, addr.__sockaddr__,
			    addrlen);
#endif
}

Example #11

File: sendmsg.c Project: KubaKaszycki/kklibc

ssize_t
__libc_sendmsg (int fd, const struct msghdr *msg, int flags)
{
  return SOCKETCALL_CANCEL (sendmsg, fd, msg, flags);
}

Example #12

File: accept4.c Project: Ace-Tang/glibc

int
accept4 (int fd, __SOCKADDR_ARG addr, socklen_t *addr_len, int flags)
{
  return SOCKETCALL_CANCEL (accept4, fd, addr.__sockaddr__, addr_len, flags);
}

Example #13

File: recvmsg.c Project: KubaKaszycki/kklibc

ssize_t
__libc_recvmsg (int fd, struct msghdr *msg, int flags)
{
  return SOCKETCALL_CANCEL (recvmsg, fd, msg, flags);
}

Example #14

File: recv.c Project: KubaKaszycki/kklibc

ssize_t
__libc_recv (int fd, void *buf, size_t len, int flags)
{
  return SOCKETCALL_CANCEL (recv, fd, buf, len, flags);
}