diff options
Diffstat (limited to 'c/src/exec/libnetworking/net/if_pppvar.h')
| -rw-r--r-- | c/src/exec/libnetworking/net/if_pppvar.h | 62 |
1 files changed, 45 insertions, 17 deletions
diff --git a/c/src/exec/libnetworking/net/if_pppvar.h b/c/src/exec/libnetworking/net/if_pppvar.h index 6eb45a6afb..374fac3b11 100644 --- a/c/src/exec/libnetworking/net/if_pppvar.h +++ b/c/src/exec/libnetworking/net/if_pppvar.h @@ -45,8 +45,10 @@ * Supported network protocols. These values are used for * indexing sc_npmode. */ -#define NP_IP 0 /* Internet Protocol */ -#define NUM_NP 1 /* Number of NPs. */ +#define NP_IP 0 /* Internet Protocol */ +#define NUM_NP 1 /* Number of NPs. */ +#define NUM_MBUFQ 64 + /* * Structure describing each ppp unit. @@ -63,7 +65,6 @@ struct ppp_softc { struct ifqueue sc_rawq; /* received packets */ struct ifqueue sc_inq; /* queue of input packets for daemon */ struct ifqueue sc_fastq; /* interactive output packet q */ - struct mbuf *sc_togo; /* output packet ready to go */ struct mbuf *sc_npqueue; /* output packets not to be sent yet */ struct mbuf **sc_npqtail; /* ptr to last next ptr in npqueue */ struct pppstat sc_stats; /* count of bytes/pkts sent/rcvd */ @@ -84,18 +85,30 @@ struct ppp_softc { #endif /* Device-dependent part for async lines. */ - ext_accm sc_asyncmap; /* async control character map */ - u_long sc_rasyncmap; /* receive async control char map */ - struct mbuf *sc_outm; /* mbuf chain currently being output */ - struct mbuf *sc_m; /* pointer to input mbuf chain */ - struct mbuf *sc_mc; /* pointer to current input mbuf */ - char *sc_mp; /* ptr to next char in input mbuf */ - short sc_ilen; /* length of input packet so far */ - u_short sc_fcs; /* FCS so far (input) */ - u_short sc_outfcs; /* FCS so far for output packet */ - u_char sc_rawin[16]; /* chars as received */ - int sc_rawin_count; /* # in sc_rawin */ - rtems_id sem_id; /* ID of comm semaphore */ + ext_accm sc_asyncmap; /* async control character map */ + u_long sc_rasyncmap; /* receive async control char map */ + struct mbuf *sc_outm; /* mbuf chain currently being output */ + struct mbuf *sc_outmc; /* mbuf currently being output */ + struct mbuf *sc_m; /* pointer to input mbuf chain */ + struct mbuf *sc_mc; /* pointer to current input mbuf */ + char *sc_mp; /* ptr to next char in input mbuf */ + short sc_ilen; /* length of input packet so far */ + u_short sc_fcs; /* FCS so far (input) */ + u_char sc_rawin[16]; /* chars as received */ + int sc_rawin_count; /* # in sc_rawin */ + u_short sc_outfcs; /* FCS so far for output packet */ + + struct ifqueue sc_freeq; /* free packets */ + short sc_outoff; /* output packet byte offset */ + short sc_outflag; /* output status flag */ + short sc_outlen; /* length of output packet */ + short sc_outfcslen; /* length of output fcs data */ + u_char sc_outfcsbuf[8]; /* output packet fcs buffer */ + u_char *sc_outbuf; /* pointer to output data */ + + rtems_id sc_rxtask; + rtems_id sc_txtask; + rtems_id sc_pppdtask; }; struct ppp_softc ppp_softc[NPPP]; @@ -106,6 +119,21 @@ int pppoutput __P((struct ifnet *, struct mbuf *, struct sockaddr *, struct rtentry *)); int pppioctl __P((struct ppp_softc *sc, int cmd, caddr_t data, int flag, struct proc *p)); -void ppp_restart __P((struct ppp_softc *sc)); -void ppppktin __P((struct ppp_softc *sc, struct mbuf *m, int lost)); struct mbuf *ppp_dequeue __P((struct ppp_softc *sc)); +u_short pppfcs __P((u_short fcs, u_char *cp, int len)); +void pppallocmbuf __P((struct ppp_softc *sc, struct mbuf **mp)); + + +/* define event values */ +#define RX_PACKET RTEMS_EVENT_1 +#define RX_MBUF RTEMS_EVENT_2 +#define RX_EMPTY RTEMS_EVENT_3 +#define TX_PACKET RTEMS_EVENT_1 +#define TX_TRANSMIT RTEMS_EVENT_2 +#define PPPD_EVENT RTEMS_EVENT_31 + +/* define out flag values */ +#define SC_TX_BUSY 0x0001 +#define SC_TX_FCS 0x0002 +#define SC_TX_ESCAPE 0x0004 +#define SC_TX_PENDING 0x0010 |