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jcs   binkp: Move polling out of here, tweak some log messages Latest amendment: 417 on 2023-03-15

1 /*
2 * Copyright (c) 2023 joshua stein <jcs@jcs.org>
3 *
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #ifndef __BINKP_H__
18 #define __BINKP_H__
19
20 #include "tcp.h"
21 #include "uthread.h"
22 #include "util.h"
23
24 struct binkp_frame {
25 u_int16_t data_size;
26 char command_id;
27 #define BINKP_DATA -1
28 #define BINKP_COMMAND_M_NUL 0
29 #define BINKP_COMMAND_M_ADR 1
30 #define BINKP_COMMAND_M_PWD 2
31 #define BINKP_COMMAND_M_FILE 3
32 #define BINKP_COMMAND_M_OK 4
33 #define BINKP_COMMAND_M_EOB 5
34 #define BINKP_COMMAND_M_GOT 6
35 #define BINKP_COMMAND_M_ERR 7
36 #define BINKP_COMMAND_M_BSY 8
37 #define BINKP_COMMAND_M_GET 9
38 #define BINKP_COMMAND_M_SKIP 10
39
40 char type;
41 #define BINKP_TYPE_DATA 0x0
42 #define BINKP_TYPE_COMMAND 0x1
43 };
44
45 struct binkp_file {
46 char filename[64];
47 size_t size;
48 unsigned long mtime;
49 size_t data_read;
50 Str255 pfilename;
51 short frefnum;
52 };
53
54 struct binkp_connection {
55 TCPiopb tcp_send_iopb;
56 TCPiopb tcp_read_iopb;
57 StreamPtr tcp_stream;
58 unsigned char *tcp_buf;
59 size_t tcp_buf_size;
60 wdsEntry tcp_wds[2];
61 TCPStatusPB tcp_status_pb;
62
63 char *buf;
64 size_t buf_size;
65 struct binkp_frame cur_frame;
66 struct binkp_file cur_incoming_file;
67 bool done_receiving;
68 bool done_sending;
69 };
70
71 extern bool binkp_ready;
72 extern time_t binkp_next_poll;
73
74 void binkp_init(void);
75 void binkp_atexit(void);
76 void binkp_poll(void);
77 bool binkp_scan_message(struct fidopkt_message *msg);
78 bool binkp_packets_in_outbox(void);
79
80 #endif