74 lines
1.5 KiB
C
74 lines
1.5 KiB
C
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/*
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generic/udp_int.h
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Created: March 2001 by Philip Homburg <philip@f-mnx.phicoh.com>
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Some internals of the UDP module
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*/
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#define UDP_FD_NR (4*IP_PORT_MAX)
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#define UDP_PORT_HASH_NR 16 /* Must be a power of 2 */
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typedef struct udp_port
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{
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int up_flags;
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int up_state;
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int up_ipfd;
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int up_ipdev;
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acc_t *up_wr_pack;
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ipaddr_t up_ipaddr;
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struct udp_fd *up_next_fd;
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struct udp_fd *up_write_fd;
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struct udp_fd *up_port_any;
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struct udp_fd *up_port_hash[UDP_PORT_HASH_NR];
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} udp_port_t;
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#define UPF_EMPTY 0x0
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#define UPF_WRITE_IP 0x1
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#define UPF_WRITE_SP 0x2
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#define UPF_READ_IP 0x4
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#define UPF_READ_SP 0x8
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#define UPF_SUSPEND 0x10
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#define UPF_MORE2WRITE 0x20
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#define UPS_EMPTY 0
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#define UPS_SETPROTO 1
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#define UPS_GETCONF 2
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#define UPS_MAIN 3
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#define UPS_ERROR 4
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typedef struct udp_fd
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{
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int uf_flags;
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udp_port_t *uf_port;
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ioreq_t uf_ioreq;
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int uf_srfd;
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nwio_udpopt_t uf_udpopt;
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get_userdata_t uf_get_userdata;
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put_userdata_t uf_put_userdata;
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select_res_t uf_select_res;
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acc_t *uf_rdbuf_head;
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acc_t *uf_rdbuf_tail;
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size_t uf_rd_count;
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size_t uf_wr_count;
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clock_t uf_exp_tim;
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struct udp_fd *uf_port_next;
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} udp_fd_t;
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#define UFF_EMPTY 0x0
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#define UFF_INUSE 0x1
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#define UFF_IOCTL_IP 0x2
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#define UFF_READ_IP 0x4
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#define UFF_WRITE_IP 0x8
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#define UFF_OPTSET 0x10
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#define UFF_PEEK_IP 0x20
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#define UFF_SEL_READ 0x40
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#define UFF_SEL_WRITE 0x80
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EXTERN udp_port_t *udp_port_table;
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EXTERN udp_fd_t udp_fd_table[UDP_FD_NR];
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/*
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* $PchId: udp_int.h,v 1.4 2004/08/03 11:12:01 philip Exp $
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*/
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