flags);
}
-/* Argument list sizes for sys_socketcall */
-#define AL(x) ((x) * sizeof(unsigned int))
-static unsigned char socketcall_nargs[18]={AL(0),AL(3),AL(3),AL(3),AL(2),AL(3),
- AL(3),AL(3),AL(4),AL(4),AL(4),AL(6),
- AL(6),AL(2),AL(5),AL(5),AL(3),AL(3)};
-#undef AL
-
-/*
- * System call vectors.
- *
- * Argument checking cleaned up. Saved 20% in size.
- * This function doesn't need to set the kernel lock because
- * it is set by the callees.
- */
-
-asmlinkage long sys32_socketcall(int call, unsigned int __user *args32)
-{
- unsigned int a[6];
- unsigned int a0,a1;
- int err;
-
- extern asmlinkage long sys_socket(int family, int type, int protocol);
- extern asmlinkage long sys_bind(int fd, struct sockaddr __user *umyaddr, int addrlen);
- extern asmlinkage long sys_connect(int fd, struct sockaddr __user *uservaddr, int addrlen);
- extern asmlinkage long sys_listen(int fd, int backlog);
- extern asmlinkage long sys_accept(int fd, struct sockaddr __user *upeer_sockaddr, int __user *upeer_addrlen);
- extern asmlinkage long sys_getsockname(int fd, struct sockaddr __user *usockaddr, int __user *usockaddr_len);
- extern asmlinkage long sys_getpeername(int fd, struct sockaddr __user *usockaddr, int __user *usockaddr_len);
- extern asmlinkage long sys_socketpair(int family, int type, int protocol, int __user *usockvec);
- extern asmlinkage long sys_send(int fd, void __user * buff, size_t len, unsigned flags);
- extern asmlinkage long sys_sendto(int fd, void __user * buff, size_t len, unsigned flags,
- struct sockaddr __user *addr, int addr_len);
- extern asmlinkage long sys_recv(int fd, void __user * ubuf, size_t size, unsigned flags);
- extern asmlinkage long sys_recvfrom(int fd, void __user * ubuf, size_t size, unsigned flags,
- struct sockaddr __user *addr, int __user *addr_len);
- extern asmlinkage long sys_shutdown(int fd, int how);
- extern asmlinkage long sys_setsockopt(int fd, int level, int optname, char __user *optval, int optlen);
- extern asmlinkage long sys_getsockopt(int fd, int level, int optname, char __user *optval, int __user *optlen);
- extern asmlinkage long sys_sendmsg(int fd, struct msghdr __user *msg, unsigned flags);
- extern asmlinkage long sys_recvmsg(int fd, struct msghdr __user *msg, unsigned int flags);
-
-
- if(call<1||call>SYS_RECVMSG)
- return -EINVAL;
-
- /* copy_from_user should be SMP safe. */
- if (copy_from_user(a, args32, socketcall_nargs[call]))
- return -EFAULT;
-
- a0=a[0];
- a1=a[1];
-
- switch(call)
- {
- case SYS_SOCKET:
- err = sys_socket(a0,a1,a[2]);
- break;
- case SYS_BIND:
- err = sys_bind(a0,(struct sockaddr __user *)A(a1), a[2]);
- break;
- case SYS_CONNECT:
- err = sys_connect(a0, (struct sockaddr __user *)A(a1), a[2]);
- break;
- case SYS_LISTEN:
- err = sys_listen(a0,a1);
- break;
- case SYS_ACCEPT:
- err = sys_accept(a0,(struct sockaddr __user *)A(a1), (int __user *)A(a[2]));
- break;
- case SYS_GETSOCKNAME:
- err = sys_getsockname(a0,(struct sockaddr __user *)A(a1), (int __user *)A(a[2]));
- break;
- case SYS_GETPEERNAME:
- err = sys_getpeername(a0, (struct sockaddr __user *)A(a1), (int __user *)A(a[2]));
- break;
- case SYS_SOCKETPAIR:
- err = sys_socketpair(a0,a1, a[2], (int __user *)A(a[3]));
- break;
- case SYS_SEND:
- err = sys_send(a0, (void __user *)A(a1), a[2], a[3]);
- break;
- case SYS_SENDTO:
- err = sys_sendto(a0,(void __user *)A(a1), a[2], a[3],
- (struct sockaddr __user *)A(a[4]), a[5]);
- break;
- case SYS_RECV:
- err = sys_recv(a0, (void __user *)A(a1), a[2], a[3]);
- break;
- case SYS_RECVFROM:
- err = sys_recvfrom(a0, (void __user *)A(a1), a[2], a[3],
- (struct sockaddr __user *)A(a[4]), (int __user *)A(a[5]));
- break;
- case SYS_SHUTDOWN:
- err = sys_shutdown(a0,a1);
- break;
- case SYS_SETSOCKOPT:
- err = sys_setsockopt(a0, a1, a[2], (char __user *)A(a[3]), a[4]);
- break;
- case SYS_GETSOCKOPT:
- err = sys_getsockopt(a0, a1, a[2], (char __user *)A(a[3]), (int __user *)A(a[4]));
- break;
- case SYS_SENDMSG:
- err = sys_sendmsg(a0, (struct msghdr __user *) A(a1), a[2]);
- break;
- case SYS_RECVMSG:
- err = sys_recvmsg(a0, (struct msghdr __user *) A(a1), a[2]);
- break;
- default:
- err = -EINVAL;
- break;
- }
- return err;
-}
-
struct sigevent32 {
u32 sigev_value;
u32 sigev_signo;