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|
#ifndef INT80_NET_H
#define INT80_NET_H
#define SOCK_STREAM 1
#define SOCK_DGRAM 2
#define SOCK_RAW 3
#define PF_LOCAL 1
#define PF_UNIX PF_LOCAL
#define PF_FILE PF_LOCAL
#define PF_INET 2
#define PF_INET6 10
#define PF_NETLINK 16
#define PF_ROUTE PF_NETLINK
#define PF_PACKET 17
#define AF_UNSPEC PF_UNSPEC
#define AF_LOCAL PF_LOCAL
#define AF_UNIX PF_UNIX
#define AF_FILE PF_FILE
#define AF_INET PF_INET
#define AF_INET6 PF_INET6
#define AF_NETLINK PF_NETLINK
#define AF_ROUTE PF_ROUTE
#define AF_PACKET PF_PACKET
#define MSG_OOB 0x01
#define MSG_PEEK 0x02
#define MSG_DONTWAIT 0x40
#pragma pack(1)
struct in_addr {
unsigned int s_addr;
};
struct sockaddr_in {
// unsigned char sin_len;
unsigned short sin_family;
unsigned short sin_port;
struct in_addr sin_addr;
char sin_zero[8];
};
#define SYS_SOCKET 1 /* sys_socket(2) */
#define SYS_BIND 2 /* sys_bind(2) */
#define SYS_CONNECT 3 /* sys_connect(2) */
#define SYS_LISTEN 4 /* sys_listen(2) */
#define SYS_ACCEPT 5 /* sys_accept(2) */
#define SYS_GETSOCKNAME 6 /* sys_getsockname(2) */
#define SYS_GETPEERNAME 7 /* sys_getpeername(2) */
#define SYS_SOCKETPAIR 8 /* sys_socketpair(2) */
#define SYS_SEND 9 /* sys_send(2) */
#define SYS_RECV 10 /* sys_recv(2) */
#define SYS_SENDTO 11 /* sys_sendto(2) */
#define SYS_RECVFROM 12 /* sys_recvfrom(2) */
#define SYS_SHUTDOWN 13 /* sys_shutdown(2) */
#define SYS_SETSOCKOPT 14 /* sys_setsockopt(2) */
#define SYS_GETSOCKOPT 15 /* sys_getsockopt(2) */
#define SYS_SENDMSG 16 /* sys_sendmsg(2) */
#define SYS_RECVMSG 17 /* sys_recvmsg(2) */
typedef int socklen_t;
static inline int
socket (int domain, int type, int protocol)
{
register int ret;
__asm__ __volatile__ ("
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x0c, %%esp
" : "=a" (ret)
: "m" (domain), "m" (type), "m" (protocol),
"a" (__NR_socketcall), "b" (SYS_SOCKET) : "ecx");
return (ret);
}
static inline int
bind (int sock, struct sockaddr_in *addr, socklen_t *addrlen)
{
register int ret;
__asm__ __volatile__ ("
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x0c, %%esp
" : "=a" (ret)
: "m" (sock), "m" (addr), "m" (addrlen),
"a" (__NR_socketcall), "b" (SYS_BIND) : "ecx");
return (ret);
}
static inline int
connect (int sock, const struct sockaddr_in *addr, socklen_t *addrlen)
{
register int ret;
__asm__ __volatile__ ("
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x0c, %%esp
" : "=a" (ret)
: "m" (sock), "m" (addr), "m" (addrlen),
"a" (__NR_socketcall), "b" (SYS_CONNECT) : "ecx");
return (ret);
}
static inline int
listen (int sock, int backlog)
{
register int ret;
__asm__ __volatile__ ("
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x08, %%esp
" : "=a" (ret)
: "m" (sock), "m" (backlog),
"a" (__NR_socketcall), "b" (SYS_LISTEN) : "ecx");
return (ret);
}
static inline int
accept (int sock, struct sockaddr_in *addr, socklen_t *addrlen)
{
register int ret;
__asm__ __volatile__ ("
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x0c, %%esp
" : "=a" (ret)
: "m" (sock), "m" (addr), "m" (addrlen),
"a" (__NR_socketcall), "b" (SYS_ACCEPT) : "ecx");
return (ret);
}
static inline int
getsockname (int sock, struct sockaddr_in *name, socklen_t *namelen)
{
register int ret;
/* eeks, if just inlining was better documented.
*/
__asm__ __volatile__ ("
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x0c, %%esp
" : "=a" (ret)
: "m" (sock), "m" (name), "m" (namelen),
"a" (__NR_socketcall), "b" (SYS_GETSOCKNAME) : "ecx");
return (ret);
}
static inline int
getpeername (int sock, struct sockaddr_in *name, socklen_t *namelen)
{
register int ret;
/* eeks, if just inlining was better documented.
*/
__asm__ __volatile__ ("
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x0c, %%esp
" : "=a" (ret)
: "m" (sock), "m" (name), "m" (namelen),
"a" (__NR_socketcall), "b" (SYS_GETPEERNAME) : "ecx");
return (ret);
}
static inline int
socketpair (int d, int type, int protocol, int sv[2])
{
register int ret;
__asm__ __volatile__ ("
pushl %4
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x10, %%esp
" : "=a" (ret)
: "m" (d), "m" (type), "m" (protocol), "m" (sv),
"a" (__NR_socketcall), "b" (SYS_SOCKETPAIR) : "ecx");
return (ret);
}
static inline int
send (int s, const void *msg, int len, int flags)
{
register int ret;
__asm__ __volatile__ ("
pushl %4
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x10, %%esp
" : "=a" (ret)
: "m" (s), "m" (msg), "m" (len), "m" (flags),
"a" (__NR_socketcall), "b" (SYS_SEND) : "ecx");
return (ret);
}
static inline int
recv (int s, void *buf, int len, int flags)
{
register int ret;
__asm__ __volatile__ ("
pushl %4
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x10, %%esp
" : "=a" (ret)
: "m" (s), "m" (buf), "m" (len), "m" (flags),
"a" (__NR_socketcall), "b" (SYS_RECV) : "ecx");
return (ret);
}
static inline int
sendto (int s, const void *msg, int len, int flags,
const struct sockaddr_in *to, socklen_t tolen)
{
register int ret;
__asm__ __volatile__ ("
pushl %6
pushl %5
pushl %4
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x18, %%esp
" : "=a" (ret)
: "m" (s), "m" (msg), "m" (len), "m" (flags), "m" (to),
"m" (tolen), "a" (__NR_socketcall), "b" (SYS_SENDTO) : "ecx");
return (ret);
}
static inline int
recvfrom (int s, void *buf, int len, int flags,
struct sockaddr_in *from, socklen_t *fromlen)
{
register int ret;
__asm__ __volatile__ ("
pushl %6
pushl %5
pushl %4
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x18, %%esp
" : "=a" (ret)
: "m" (s), "m" (buf), "m" (len), "m" (flags), "m" (from),
"m" (fromlen), "a" (__NR_socketcall), "b" (SYS_RECVFROM) : "ecx");
return (ret);
}
static inline int
shutdown (int sock, int how)
{
register int ret;
__asm__ __volatile__ ("
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x08, %%esp
" : "=a" (ret)
: "m" (sock), "m" (how),
"a" (__NR_socketcall), "b" (SYS_SHUTDOWN) : "ecx");
return (ret);
}
static inline int
setsockopt (int s, int level, int optname, const void *optval,
socklen_t optlen)
{
register int ret;
__asm__ __volatile__ ("
pushl %5
pushl %4
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x14, %%esp
" : "=a" (ret)
: "m" (s), "m" (level), "m" (optname), "m" (optval),
"m" (optlen), "a" (__NR_socketcall),
"b" (SYS_SETSOCKOPT) : "ecx");
return (ret);
}
static inline int
getsockopt (int s, int level, int optname, void *optval, socklen_t *optlen)
{
register int ret;
__asm__ __volatile__ ("
pushl %5
pushl %4
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x14, %%esp
" : "=a" (ret)
: "m" (s), "m" (level), "m" (optname), "m" (optval),
"m" (optlen), "a" (__NR_socketcall),
"b" (SYS_GETSOCKOPT) : "ecx");
return (ret);
}
static inline int
sendmsg (int s, const void *msg, int flags)
{
register int ret;
__asm__ __volatile__ ("
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x0c, %%esp
" : "=a" (ret)
: "m" (s), "m" (msg), "m" (flags),
"a" (__NR_socketcall), "b" (SYS_SENDMSG) : "ecx");
return (ret);
}
static inline int
recvmsg (int s, void *msg, int flags)
{
register int ret;
__asm__ __volatile__ ("
pushl %3
pushl %2
pushl %1
movl %%esp, %%ecx
int $0x80
addl $0x0c, %%esp
" : "=a" (ret)
: "m" (s), "m" (msg), "m" (flags),
"a" (__NR_socketcall), "b" (SYS_RECVMSG) : "ecx");
return (ret);
}
#endif
|
