diff --git a/headers/private/net/sys/domain.h b/headers/private/net/sys/domain.h new file mode 100644 index 0000000000..20919dd969 --- /dev/null +++ b/headers/private/net/sys/domain.h @@ -0,0 +1,35 @@ +/* domain.h */ + +/* A domain is just a container for like minded protocols! */ + +#ifndef _SYS_DOMAIN_H +#define _SYS_DOMAIN_H + +#ifdef __cplusplus +extern "C" { +#endif + +struct domain { + int dom_family; /* AF_INET and so on */ + char *dom_name; + + void (*dom_init)(void); /* initialise */ + + struct protosw *dom_protosw; /* the protocols we have */ + struct domain *dom_next; + + int (*dom_rtattach)(void **, int); + int dom_rtoffset; + int dom_maxrtkey; +}; + +extern struct domain *domains; + +void add_domain (struct domain *dom, int fam); +void remove_domain (int fam); + +#ifdef __cplusplus +} +#endif + +#endif /* _SYS_DOMAIN_H */ diff --git a/headers/private/net/sys/protosw.h b/headers/private/net/sys/protosw.h new file mode 100644 index 0000000000..885038a5f3 --- /dev/null +++ b/headers/private/net/sys/protosw.h @@ -0,0 +1,156 @@ +/* protosw.h */ + +#ifndef _SYS_PROTOSW_H +#define _SYS_PROTOSW_H + +#include /* for struct socket */ +#include + +#define PRCO_SETOPT 0 +#define PRCO_GETOPT 1 + +/* every protocol module init's one of these and passes it into + * the add_protocol() function, defined below */ +/* NB The pr_domain pointer will be filled in during the + * add_protocol() call + */ +struct protosw { + char *name; + char *mod_path; + uint16 pr_type; /* SOCK_xxx */ + struct domain *pr_domain; + uint16 pr_protocol; /* protocol number */ + uint16 pr_flags; /* flags, PR_xxx */ + int layer; /* which layer are we? */ + + /* the functions! */ + void (*pr_init)(void); + void (*pr_input)(struct mbuf*, int); + int (*pr_output)(struct mbuf *, struct mbuf *, + struct route *, + int, void *); + + int (*pr_userreq)(struct socket *, int, + struct mbuf *, + struct mbuf *, + struct mbuf *); + int (*pr_sysctl)(int *, uint, void *, size_t *, void *, size_t); + void (*pr_ctlinput)(int, struct sockaddr *, void *); + int (*pr_ctloutput)(int, struct socket*, int, int, struct mbuf **); + + struct protosw *pr_next; /* pointer to next proto structure */ + struct protosw *dom_next; /* next protosw pointed by the domain */ +}; + + +/* + * Values for pr_flags. + * PR_ADDR requires PR_ATOMIC; + * PR_ADDR and PR_CONNREQUIRED are mutually exclusive. + */ +#define PR_ATOMIC 0x01 /* exchange atomic messages only */ +#define PR_ADDR 0x02 /* addresses given with messages */ +#define PR_CONNREQUIRED 0x04 /* connection required by protocol */ +#define PR_WANTRCVD 0x08 /* want PRU_RCVD calls */ +#define PR_RIGHTS 0x10 /* passes capabilities */ +#define PR_ABRTACPTDIS 0x20 /* abort on accept(2) to disconnected + socket */ + +#define PR_SLOWHZ 2 /* 2 timeouts per second... */ +#define PR_FASTHZ 5 /* 5 timeouts per second */ +/* + * Defines for the userreq function req field are below. + * + * (*usrreq)(up, req, m, nam, opt); + * + * up is a (struct socket *) + * req is one of these requests, + * m is a optional mbuf chain containing a message, + * nam is an optional mbuf chain containing an address, + * opt is a pointer to a socketopt structure or nil. + * + * The protocol is responsible for disposal of the mbuf chain m, + * the caller is responsible for any space held by nam and opt. + * A non-zero return from usrreq gives an + * UNIX error number which should be passed to higher level software. + */ +#define PRU_ATTACH 0 /* attach protocol to up */ +#define PRU_DETACH 1 /* detach protocol from up */ +#define PRU_BIND 2 /* bind socket to address */ +#define PRU_LISTEN 3 /* listen for connection */ +#define PRU_CONNECT 4 /* establish connection to peer */ +#define PRU_ACCEPT 5 /* accept connection from peer */ +#define PRU_DISCONNECT 6 /* disconnect from peer */ +#define PRU_SHUTDOWN 7 /* won't send any more data */ +#define PRU_RCVD 8 /* have taken data; more room now */ +#define PRU_SEND 9 /* send this data */ +#define PRU_ABORT 10 /* abort (fast DISCONNECT, DETATCH) */ +#define PRU_CONTROL 11 /* control operations on protocol */ +#define PRU_SENSE 12 /* return status into m */ +#define PRU_RCVOOB 13 /* retrieve out of band data */ +#define PRU_SENDOOB 14 /* send out of band data */ +#define PRU_SOCKADDR 15 /* fetch socket's address */ +#define PRU_PEERADDR 16 /* fetch peer's address */ +#define PRU_CONNECT2 17 /* connect two sockets */ +/* begin for protocols internal use */ +#define PRU_FASTTIMO 18 /* 200ms timeout */ +#define PRU_SLOWTIMO 19 /* 500ms timeout */ +#define PRU_PROTORCV 20 /* receive from below */ +#define PRU_PROTOSEND 21 /* send to below */ +#define PRU_PEEREID 22 /* get local peer eid */ + +#define PRU_NREQ 22 + +/* + * The arguments to the ctlinput routine are + * (*protosw[].pr_ctlinput)(cmd, sa, arg); + * where cmd is one of the commands below, sa is a pointer to a sockaddr, + * and arg is an optional caddr_t argument used within a protocol family. + */ +#define PRC_IFDOWN 0 /* interface transition */ +#define PRC_ROUTEDEAD 1 /* select new route if possible ??? */ +#define PRC_MTUINC 2 /* increase in mtu to host */ +#define PRC_QUENCH2 3 /* DEC congestion bit says slow down */ +#define PRC_QUENCH 4 /* some one said to slow down */ +#define PRC_MSGSIZE 5 /* message size forced drop */ +#define PRC_HOSTDEAD 6 /* host appears to be down */ +#define PRC_HOSTUNREACH 7 /* deprecated (use PRC_UNREACH_HOST) */ +#define PRC_UNREACH_NET 8 /* no route to network */ +#define PRC_UNREACH_HOST 9 /* no route to host */ +#define PRC_UNREACH_PROTOCOL 10 /* dst says bad protocol */ +#define PRC_UNREACH_PORT 11 /* bad port # */ +/* was PRC_UNREACH_NEEDFRAG 12 (use PRC_MSGSIZE) */ +#define PRC_UNREACH_SRCFAIL 13 /* source route failed */ +#define PRC_REDIRECT_NET 14 /* net routing redirect */ +#define PRC_REDIRECT_HOST 15 /* host routing redirect */ +#define PRC_REDIRECT_TOSNET 16 /* redirect for type of service & net */ +#define PRC_REDIRECT_TOSHOST 17 /* redirect for tos & host */ +#define PRC_TIMXCEED_INTRANS 18 /* packet lifetime expired in transit */ +#define PRC_TIMXCEED_REASS 19 /* lifetime expired on reass q */ +#define PRC_PARAMPROB 20 /* header incorrect */ + +#define PRC_NCMDS 21 + +#define PRC_IS_REDIRECT(cmd) \ + ((cmd) >= PRC_REDIRECT_NET && (cmd) <= PRC_REDIRECT_TOSHOST) + + +/* Network stack defines... */ +// struct protosw *protocols; + +enum { + NET_LAYER1 = 1, + NET_LAYER2, + NET_LAYER3, + NET_LAYER4 + }; + +//XXX conflicts with src/add-ons/kernel/network/core/core.c:69 +// void add_protosw (struct protosw *prt[], int); +void add_protocol (struct protosw *, int); +void remove_protocol (struct protosw *); + +struct protosw *pffindproto(int domain, int protocol, int type); +struct protosw *pffindtype(int domain, int type); + +#endif /* _SYS_PROTOSW_H */ diff --git a/headers/private/net/sys/socketvar.h b/headers/private/net/sys/socketvar.h new file mode 100644 index 0000000000..917eb5d7ce --- /dev/null +++ b/headers/private/net/sys/socketvar.h @@ -0,0 +1,155 @@ +/* socketvar.h */ + + +#ifndef _SYS_SOCKETVAR_H +#define _SYS_SOCKETVAR_H + +#include +#include +#include + +struct mbuf; + +struct sockbuf { + uint32 sb_cc; /* actual chars in buffer */ + uint32 sb_hiwat; /* max actual char count (high water mark) */ + uint32 sb_mbcnt; /* chars of mbufs used */ + uint32 sb_mbmax; /* max chars of mbufs to use */ + int32 sb_lowat; /* low water mark */ + struct mbuf *sb_mb; /* the mbuf chain */ + int16 sb_flags; /* flags, see below */ + int32 sb_timeo; /* timeout for read/write */ + sem_id sb_sleep; /* our sleep sem */ + sem_id sb_pop; /* sem to wait on... */ +}; + +#define SB_MAX (256*1024) /* default for max chars in sockbuf */ +#define SB_LOCK 0x01 /* lock on data queue */ +#define SB_WANT 0x02 /* someone is waiting to lock */ +#define SB_WAIT 0x04 /* someone is waiting for data/space */ +#define SB_SEL 0x08 /* someone is selecting */ +#define SB_ASYNC 0x10 /* ASYNC I/O, need signals */ +#define SB_NOINTR 0x40 /* operations not interruptible */ +#define SB_KNOTE 0x80 /* kernel note attached */ +#define SB_NOTIFY (SB_WAIT|SB_SEL|SB_ASYNC) + +typedef void (*socket_event_callback)(void * socket, uint32 event, void * cookie); + +struct socket { + uint16 so_type; /* type of socket */ + uint16 so_options; /* socket options */ + int16 so_linger; /* dreaded linger value */ + int16 so_state; /* socket state */ + char *so_pcb; /* pointer to the control block */ + sem_id so_lock; /* socket lock */ + sem_id so_timeo; /* our wait channel */ + + struct protosw *so_proto; /* pointer to protocol module */ + + struct socket *so_head; + struct socket *so_q0; + struct socket *so_q; + + int16 so_q0len; + int16 so_qlen; + int16 so_qlimit; + int32 so_error; +// pid_t so_pgid; + uint32 so_oobmark; + + /* our send/recv buffers */ + struct sockbuf so_snd; + struct sockbuf so_rcv; + + // event callback + socket_event_callback event_callback; + void * event_callback_cookie; + int sel_ev; +}; + +/* Select event bit mask */ +#define SEL_READ 0x01 +#define SEL_WRITE 0x02 +#define SEL_EX 0x04 + +/* + * Socket state bits. + */ +#define SS_NOFDREF 0x001 /* no file table ref any more */ +#define SS_ISCONNECTED 0x002 /* socket connected to a peer */ +#define SS_ISCONNECTING 0x004 /* in process of connecting to peer */ +#define SS_ISDISCONNECTING 0x008 /* in process of disconnecting */ +#define SS_CANTSENDMORE 0x010 /* can't send more data to peer */ +#define SS_CANTRCVMORE 0x020 /* can't receive more data from peer */ +#define SS_RCVATMARK 0x040 /* at mark on input */ +#define SS_ISDISCONNECTED 0x800 /* socket disconnected from peer */ + +#define SS_PRIV 0x080 /* privileged for broadcast, raw... */ +#define SS_NBIO 0x100 /* non-blocking ops */ +#define SS_ASYNC 0x200 /* async i/o notify */ +#define SS_ISCONFIRMING 0x400 /* deciding to accept connection req */ +#define SS_CONNECTOUT 0x1000 /* connect, not accept, at this end */ + +/* helpful defines... */ + +/* adjust counters in sb reflecting freeing of m */ +#define sbfree(sb, m) { \ + (sb)->sb_cc -= (m)->m_len; \ + (sb)->sb_mbcnt -= MSIZE; \ + if ((m)->m_flags & M_EXT) \ + (sb)->sb_mbcnt -= (m)->m_ext.ext_size; \ +} + +#define sbspace(sb) \ + ((uint32) min((int)((sb)->sb_hiwat - (sb)->sb_cc), \ + (int)((sb)->sb_mbmax - (sb)->sb_mbcnt))) + +/* do we have to send all at once on a socket? */ +#define sosendallatonce(so) \ + ((so)->so_proto->pr_flags & PR_ATOMIC) + +/* adjust counters in sb reflecting allocation of m */ +#define sballoc(sb, m) { \ + (sb)->sb_cc += (m)->m_len; \ + (sb)->sb_mbcnt += MSIZE; \ + if ((m)->m_flags & M_EXT) \ + (sb)->sb_mbcnt += (m)->m_ext.ext_size; \ +} + +#define soreadable(so) \ + ((so)->so_rcv.sb_cc >= (so)->so_rcv.sb_lowat || \ + ((so)->so_state & SS_CANTRCVMORE) || \ + (so)->so_qlen || (so)->so_error) + +#define sowriteable(so) \ + ((sbspace(&(so)->so_snd) >= (so)->so_snd.sb_lowat) && \ + (((so)->so_state & SS_ISCONNECTED) || \ + (((so)->so_proto->pr_flags & PR_CONNREQUIRED) == 0) || \ + ((so)->so_state & SS_CANTSENDMORE) || (so)->so_error)) + +#define M_WAITOK 0x0000 +#define M_NOWAIT 0x0001 + +/* + * Set lock on sockbuf sb; sleep if lock is already held. + * Unless SB_NOINTR is set on sockbuf, sleep is interruptible. + * Returns error without lock if sleep is interrupted. + */ +#define sblock(sb, wf) ((sb)->sb_flags & SB_LOCK ? \ + (((wf) == M_WAITOK) ? sockbuf_lock(sb) : EWOULDBLOCK) : \ + ((sb)->sb_flags |= SB_LOCK), 0) + +/* release lock on sockbuf sb */ +#define sbunlock(sb) { \ + (sb)->sb_flags &= ~SB_LOCK; \ + if ((sb)->sb_flags & SB_WANT) { \ + (sb)->sb_flags &= ~SB_WANT; \ + wakeup((sb)->sb_sleep); \ + } \ +} + +#define sorwakeup(so) sowakeup((so), &(so)->so_rcv) +/* we don't handle upcall for sockets */ +#define sowwakeup(so) sowakeup((so), &(so)->so_snd) + +#endif /* _SYS_SOCKETVAR_H */ diff --git a/headers/private/net/sys/sockio.h b/headers/private/net/sys/sockio.h new file mode 100644 index 0000000000..e0516d493a --- /dev/null +++ b/headers/private/net/sys/sockio.h @@ -0,0 +1,45 @@ +#ifndef _SYS_SOCKIO_H +#define _SYS_SOCKIO_H + +#include + +/* Socket ioctl's. */ +#define SIOCSHIWAT _IOW('s', 0, int) /* set high watermark */ +#define SIOCGHIWAT _IOR('s', 1, int) /* get high watermark */ +#define SIOCSLOWAT _IOW('s', 2, int) /* set low watermark */ +#define SIOCGLOWAT _IOR('s', 3, int) /* get low watermark */ +#define SIOCATMARK _IOR('s', 7, int) /* at oob mark? */ + +#define SIOCADDRT _IOW('r', 10, struct ortentry) /* add route */ +#define SIOCDELRT _IOW('r', 11, struct ortentry) /* delete route */ + +#define SIOCSIFADDR _IOW('i', 12, struct ifreq) /* set ifnet address */ +#define OSIOCGIFADDR _IOWR('i', 13, struct ifreq) /* get ifnet address */ +#define SIOCGIFADDR _IOWR('i', 33, struct ifreq) /* get ifnet address */ +#define SIOCSIFDSTADDR _IOW('i', 14, struct ifreq) /* set p-p address */ +#define OSIOCGIFDSTADDR _IOWR('i', 15, struct ifreq) /* get p-p address */ +#define SIOCGIFDSTADDR _IOWR('i', 34, struct ifreq) /* get p-p address */ +#define SIOCSIFFLAGS _IOW('i', 16, struct ifreq) /* set ifnet flags */ +#define SIOCGIFFLAGS _IOWR('i', 17, struct ifreq) /* get ifnet flags */ +#define OSIOCGIFBRDADDR _IOWR('i', 18, struct ifreq) /* get broadcast addr */ +#define SIOCGIFBRDADDR _IOWR('i', 35, struct ifreq) /* get broadcast addr */ +#define SIOCSIFBRDADDR _IOW('i', 19, struct ifreq) /* set broadcast addr */ +#define OSIOCGIFCONF _IOWR('i', 20, struct ifconf) /* get ifnet list */ +#define SIOCGIFCONF _IOWR('i', 36, struct ifconf) /* get ifnet list */ +#define OSIOCGIFNETMASK _IOWR('i', 21, struct ifreq) /* get net addr mask */ +#define SIOCGIFNETMASK _IOWR('i', 37, struct ifreq) /* get net addr mask */ +#define SIOCSIFNETMASK _IOW('i', 22, struct ifreq) /* set net addr mask */ +#define SIOCGIFMETRIC _IOWR('i', 23, struct ifreq) /* get IF metric */ +#define SIOCSIFMETRIC _IOW('i', 24, struct ifreq) /* set IF metric */ +#define SIOCDIFADDR _IOW('i', 25, struct ifreq) /* delete IF addr */ +#define SIOCAIFADDR _IOW('i', 26, struct ifaliasreq)/* add/chg IF alias */ +#define SIOCGIFDATA _IOWR('i', 27, struct ifreq) /* get if_data */ + +#define SIOCGIFMTU _IOWR('i', 126, struct ifreq) /* get ifnet MTU */ +#define SIOCSIFMTU _IOW('i', 127, struct ifreq) /* set ifnet MTU */ + +#define SIOCADDMULTI _IOW('i', 49, struct ifreq) /* add m'cast addr */ +#define SIOCDELMULTI _IOW('i', 50, struct ifreq) /* del m'cast addr */ + +#endif /* SYS_NET_IOCTL_H */ +