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| [9] | 1 | /*
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| 2 | generic/udp_int.h
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| 3 |
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| 4 | Created: March 2001 by Philip Homburg <philip@f-mnx.phicoh.com>
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| 5 |
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| 6 | Some internals of the UDP module
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| 7 | */
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| 8 |
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| 9 | #define UDP_FD_NR (4*IP_PORT_MAX)
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| 10 | #define UDP_PORT_HASH_NR 16 /* Must be a power of 2 */
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| 11 |
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| 12 | typedef struct udp_port
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| 13 | {
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| 14 | int up_flags;
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| 15 | int up_state;
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| 16 | int up_ipfd;
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| 17 | int up_ipdev;
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| 18 | acc_t *up_wr_pack;
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| 19 | ipaddr_t up_ipaddr;
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| 20 | struct udp_fd *up_next_fd;
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| 21 | struct udp_fd *up_write_fd;
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| 22 | struct udp_fd *up_port_any;
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| 23 | struct udp_fd *up_port_hash[UDP_PORT_HASH_NR];
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| 24 | } udp_port_t;
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| 25 |
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| 26 | #define UPF_EMPTY 0x0
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| 27 | #define UPF_WRITE_IP 0x1
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| 28 | #define UPF_WRITE_SP 0x2
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| 29 | #define UPF_READ_IP 0x4
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| 30 | #define UPF_READ_SP 0x8
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| 31 | #define UPF_SUSPEND 0x10
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| 32 | #define UPF_MORE2WRITE 0x20
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| 33 |
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| 34 | #define UPS_EMPTY 0
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| 35 | #define UPS_SETPROTO 1
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| 36 | #define UPS_GETCONF 2
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| 37 | #define UPS_MAIN 3
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| 38 | #define UPS_ERROR 4
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| 39 |
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| 40 | typedef struct udp_fd
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| 41 | {
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| 42 | int uf_flags;
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| 43 | udp_port_t *uf_port;
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| 44 | ioreq_t uf_ioreq;
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| 45 | int uf_srfd;
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| 46 | nwio_udpopt_t uf_udpopt;
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| 47 | get_userdata_t uf_get_userdata;
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| 48 | put_userdata_t uf_put_userdata;
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| 49 | select_res_t uf_select_res;
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| 50 | acc_t *uf_rdbuf_head;
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| 51 | acc_t *uf_rdbuf_tail;
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| 52 | size_t uf_rd_count;
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| 53 | size_t uf_wr_count;
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| 54 | clock_t uf_exp_tim;
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| 55 | struct udp_fd *uf_port_next;
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| 56 | } udp_fd_t;
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| 57 |
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| 58 | #define UFF_EMPTY 0x0
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| 59 | #define UFF_INUSE 0x1
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| 60 | #define UFF_IOCTL_IP 0x2
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| 61 | #define UFF_READ_IP 0x4
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| 62 | #define UFF_WRITE_IP 0x8
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| 63 | #define UFF_OPTSET 0x10
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| 64 | #define UFF_PEEK_IP 0x20
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| 65 | #define UFF_SEL_READ 0x40
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| 66 | #define UFF_SEL_WRITE 0x80
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| 67 |
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| 68 | EXTERN udp_port_t *udp_port_table;
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| 69 | EXTERN udp_fd_t udp_fd_table[UDP_FD_NR];
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| 70 |
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| 71 | /*
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| 72 | * $PchId: udp_int.h,v 1.4 2004/08/03 11:12:01 philip Exp $
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| 73 | */
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