pna.h

用于TM1300/PNX1300系列DSP（主要用于视频处理）的操作系统pSOS。包括全部源码

        {                           /* NI_GETPBK */
        long count;                 /* size of the buffer */
        char *hwa_ptr;              /* Ptr to dest hardware address */
        long if_num;                /* NI interface number */
        } nigetpkb;

    struct niretpkb
        {                           /* NI_RETPBK */
        char *buff_addr;            /* Address of the buffer */
        long if_num;                /* NI interface number */
        } niretpkb;

    struct nisend
        {                           /* NI_SEND */
        char *buff_addr;            /* Address of the packet buffer */
        long count;                 /* Size of the packet */
        long type;                  /* Type of the packet (IP/ARP) */
        long if_num;                /* NI interface number */
        char *hwa_ptr;              /* Ptr to dest hardware address */
        } nisend;

    struct nibrdcast
        {                           /* NI_BRDCAST */
        char *buff_addr;            /* Address of the packet buffer */
        long count;                 /* Size of the packet */
        long type;                  /* Type of the packet (ARP/IP) */
        long if_num;                /* NI interface number */
        } nibrdcast;

    struct nipoll
        {
        long if_num;                /* NI interface number */
        } nipoll;

    struct niioctl
        {
        long cmd;                   /* ioctl command */
        long *arg;                  /* Pointer to ioctl argument */
        long if_num;
        } niioctl;
    } nientry;

/*---------------------------------------------------------------------*/
/* NI map multicast structure. A pointer to this structure is passed   */
/* to the NI to map a protocol specific multicast address to a hardware*/
/* specific multicast address. E.g .to map an IP multicast address to  */
/* ethernet multicast.                                                 */
/*---------------------------------------------------------------------*/
struct ni_map_mcast
    {
    int type;                   /* Protocol Type */
    char  prtladdr[14];         /* Protocol Address */
    char  hdwraddr[14];         /* Hardware address */
    };


/***********************************************************************/
/* pNA+ Fatal Error Codes                                              */
/***********************************************************************/
#define FAT_INSUFFMEM   0x5F01    /* Insufficient memory allocated by */
                                  /* NC_DATASIZE or REGION 0 too small */
#define FAT_NRT         0x5F02    /* The number of initial routing table */
                                  /* entries specified exceeds NC_NROUTE */
#define FAT_NNI         0x5F03    /* The number of initial NI table */
                                  /* entries specified exceeds NC_NNI */
#define FAT_NIHSIZE     0x5F04    /* Invalid NI address */
#define FAT_NIMTU       0x5F05    /* Invalid MTU for NI */
#define FAT_PNAMEM      0x5F06    /* pNA+ memory error */
#define FAT_PNATASK     0x5F07    /* PNAD task creation error */
#define FAT_PNAINIT     0x5F08    /* pNA+ initialization error */
#define FAT_NIINIT      0x5F09    /* NI initialization error */
#define FAT_RTINIT      0x5F0A    /* Routing table initialization error */
#define FAT_ARPINIT     0x5F0B    /* ARP table initialization error */
#define FAT_TIMERINIT   0x5F0C    /* PNAD timer initialization error */
#define FAT_EVENT       0x5F0D    /* PNAD event error */
#ifndef FAT_CHKSUM  /* To avoid collision with psos.h */
#define FAT_CHKSUM      0x5F0E    /* pNA+ Checksum error */
#endif

/***********************************************************************/
/* pNA+ Error Codes returned via errno                                 */
/***********************************************************************/
#undef  EINTR
#define EINTR           0x5004    /* Interrupted system call */
#undef  EIO
#define EIO             0x5005    /* I/O error */
#undef  ENXIO
#define ENXIO           0x5006    /* No such address */
#undef  EBADS
#define EBADS           0x5009    /* The socket descriptor is invalid */
#undef  ENOMEM
#define ENOMEM          0x500C    /* Not enough memory */
#undef  E_ACCESS
#define E_ACCESS        0x500D    /* Permission denied */
#undef  EEXIST
#define EEXIST          0x5011    /* Entry exists */
#undef  EINVALID
#define EINVALID        0x5016    /* An argument is invalid */
#undef  ENFILE
#define ENFILE          0x5017    /* An internal table has run out of */
                                  /* space */
#undef  EPIPE
#define EPIPE           0x5020    /* The connection is broken */
#undef  EWOULDBLOCK
#define EWOULDBLOCK     0x5023    /* This operation would block and */
                                  /* the socket is non-blocking */
#undef  EINPROGRESS
#define EINPROGRESS     0x5024    /* The socket is non-blocking and the */
                                  /* connection cannot be completed */
                                  /* immediately */
#undef  EALREADY
#define EALREADY        0x5025    /* The socket is non-blocking and a */
                                  /* previous connection attempt has */
                                  /* not yet completed */
#undef  ENOTSOCK
#define ENOTSOCK        0x5026    /* Socket operation on a non-socket */
#undef  EDESTADDRREQ
#define EDESTADDRREQ    0x5027    /* The destination address is invalid */
#undef  EMSGSIZE
#define EMSGSIZE        0x5028    /* Message too long */
#undef  EPROTOTYPE
#define EPROTOTYPE      0x5029    /* Protocol wrong type for socket */
#undef  ENOPROTOOPT
#define ENOPROTOOPT     0x502A    /* Protocol not available */
#undef  EPROTONOSUPPORT
#define EPROTONOSUPPORT 0x502B    /* Protocol not supported */
#undef  ESOCKTNOSUPPORT
#define ESOCKTNOSUPPORT 0x502C    /* Socket type not supported */
#undef  EOPNOTSUPP
#define EOPNOTSUPP      0x502D    /* Operation not supported on socket */
#undef  EPFNOSUPPORT
#define EPFNOSUPPORT    0x502E    /* Protocol family not supported */
#undef  EAFNOSUPPORT
#define EAFNOSUPPORT    0x502F    /* Address family not supported */
#undef  EADDRINUSE
#define EADDRINUSE      0x5030    /* Address is already in use */
#undef  EADDRNOTAVAIL
#define EADDRNOTAVAIL   0x5031    /* Address not available */
#undef  ENETDOWN
#define ENETDOWN        0x5032    /* Network is down */
#undef  ENETUNREACH
#define ENETUNREACH     0x5033    /* Network is unreachable */
#undef  ENETRESET
#define ENETRESET       0x5034    /* Network dropped connection on reset */
#undef  ECONNABORTED
#define ECONNABORTED    0x5035    /* The connection has been aborted */
                                  /* by the peer */
#undef  ECONNRESET
#define ECONNRESET      0x5036    /* The connection has been reset */
                                  /* by the peer */
#undef  ENOBUFS
#define ENOBUFS         0x5037    /* An internal buffer is required, */
                                  /* but cannot be allocated */
#undef  EISCONN
#define EISCONN         0x5038    /* The socket is already connected */
#undef  ENOTCONN
#define ENOTCONN        0x5039    /* The socket is not connected */
#undef  ESHUTDOWN
#define ESHUTDOWN       0x503A    /* Can't send after socket shutdown */
#undef  ETOOMANYREFS
#define ETOOMANYREFS    0x503B    /* Too many references: can't splice */
#undef  ETIMEDOUT
#define ETIMEDOUT       0x503C    /* Connection timed out */
#undef  ECONNREFUSED
#define ECONNREFUSED    0x503D    /* The attempt to connect was refused */
#undef  EHOSTDOWN
#define EHOSTDOWN       0x5040    /* Host is down */
#undef  EHOSTUNREACH
#define EHOSTUNREACH    0x5041    /* The destination host could not be */
                                  /* reached from this node */
#undef  ENOTEMPTY
#define ENOTEMPTY       0x5042    /* Directory not empty */
#undef  ENIDOWN
#define ENIDOWN         0x5046    /* NI_INIT returned -1 */
#undef  ENMTU
#define ENMTU           0x5047    /* The MTU is invalid */
#undef  ENHWL
#define ENHWL           0x5048    /* The hardware length is invalid */
#undef  ENNOFIND
#define ENNOFIND        0x5049    /* The route specified cannot be found */
#undef  ECOLL
#define ECOLL           0x504A    /* Collision in select call; these */
                                  /* conditions have already been */
                                  /* selected by another task */
#undef  ETID
#define ETID            0x504B    /* The task id is invalid */

/***********************************************************************/
/* pNA+ System Calls (defined in pna.s)                                */
/***********************************************************************/
long accept(int s, struct sockaddr *addr, int *addrlen);
long add_ni(struct ni_init *ni);
long bind(int s, struct sockaddr const *addr, int addrlen);

long connect(int s, struct sockaddr const *addr, int addrlen);
long getpeername(int s, struct sockaddr *addr, int *addrlen);
long getsockname(int s, struct sockaddr *addr, int *addrlen);
long getsockopt(int s, int level, int optname, char *optval, int *optlen);
long get_id(ULONG *userid, ULONG *groupid, ULONG);

long listen(int s, int backlog);
long recv(int s, char *buf, int len, int flags);

long recvfrom(int s, char *buf, int len, int flags, struct sockaddr
              *from, int *fromlen);
long recvmsg(int s, struct msghdr *msg, int flags);
long select(int width, struct fd_set *readset, struct fd_set *writeset,
            struct fd_set *exceptset, struct timeval *timeout);
long send(int s, char const *buf, int len, int flags);
long sendmsg(int s, struct msghdr const *msg, int flags);

long sendto(int s, char const *buf, int len, int flags, struct sockaddr
            const *to, int tolen);
long setsockopt(int s, int level, int optname, char const *optval, int optlen);
long set_id(ULONG userid, ULONG groupid, ULONG);
int shr_socket(int s, int tid);
long shutdown(int s, int how);
int socket(int domain, int type, int protocol);
/* Rename ioctl & close as they clash with identically named
   functions for files. */
long closesocket(int s);
long ioctlsocket(int s, int cmd, char *arg);

mblk_t *pna_allocb(int size, int pri);
mblk_t *pna_esballoc(unsigned char *base, int size, int pri,
              frtn_t *frtn);
void pna_freeb(mblk_t *bp);
void pna_freemsg(mblk_t *mp);

void InstallNi (int (*) (), int, int, int, int, int, int);

#define MAXHOSTNAMELEN 31 /*excluding terminator*/

extern int gethostname (char */*name*/, int /*name_len*/);

extern int set_hostentry (ULONG /*addr*/, char const */*name*/);
   /*ENAME, ENFILE*/

extern int del_hostentry (ULONG /*addr*/);
   /*ENFIND*/

extern int get_hentbyaddr (ULONG /*addr*/, char */*name*/);
   /*ENFIND*/

extern int get_hentbyname (char const */*name*/, ULONG */*addr*/);
   /*ENFIND*/

      /*all these return 0, or -1 on error and set errno*/

#if defined(__cplusplus)
}
#endif

#endif  /* _PNA_H */