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Commit | Line | Data |
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3712b42d KK |
1 | /* |
2 | * see notice in l1oip.c | |
3 | */ | |
4 | ||
5 | /* debugging */ | |
6 | #define DEBUG_L1OIP_INIT 0x00010000 | |
7 | #define DEBUG_L1OIP_SOCKET 0x00020000 | |
8 | #define DEBUG_L1OIP_MGR 0x00040000 | |
9 | #define DEBUG_L1OIP_MSG 0x00080000 | |
10 | ||
11 | /* enable to disorder received bchannels by sequence 2143658798... */ | |
12 | /* | |
475be4d8 | 13 | #define REORDER_DEBUG |
3712b42d KK |
14 | */ |
15 | ||
16 | /* frames */ | |
17 | #define L1OIP_MAX_LEN 2048 /* max packet size form l2 */ | |
18 | #define L1OIP_MAX_PERFRAME 1400 /* max data size in one frame */ | |
19 | ||
20 | ||
21 | /* timers */ | |
22 | #define L1OIP_KEEPALIVE 15 | |
23 | #define L1OIP_TIMEOUT 65 | |
24 | ||
25 | ||
26 | /* socket */ | |
27 | #define L1OIP_DEFAULTPORT 931 | |
28 | ||
29 | ||
30 | /* channel structure */ | |
31 | struct l1oip_chan { | |
475be4d8 JP |
32 | struct dchannel *dch; |
33 | struct bchannel *bch; | |
3712b42d KK |
34 | u32 tx_counter; /* counts xmit bytes/packets */ |
35 | u32 rx_counter; /* counts recv bytes/packets */ | |
36 | u32 codecstate; /* used by codec to save data */ | |
37 | #ifdef REORDER_DEBUG | |
38 | int disorder_flag; | |
39 | struct sk_buff *disorder_skb; | |
40 | u32 disorder_cnt; | |
41 | #endif | |
42 | }; | |
43 | ||
44 | ||
45 | /* card structure */ | |
46 | struct l1oip { | |
47 | struct list_head list; | |
48 | ||
49 | /* card */ | |
50 | int registered; /* if registered with mISDN */ | |
51 | char name[MISDN_MAX_IDLEN]; | |
52 | int idx; /* card index */ | |
53 | int pri; /* 1=pri, 0=bri */ | |
54 | int d_idx; /* current dchannel number */ | |
55 | int b_num; /* number of bchannels */ | |
56 | u32 id; /* id of connection */ | |
57 | int ondemand; /* if transmis. is on demand */ | |
58 | int bundle; /* bundle channels in one frm */ | |
59 | int codec; /* codec to use for transmis. */ | |
60 | int limit; /* limit number of bchannels */ | |
61 | ||
62 | /* timer */ | |
475be4d8 JP |
63 | struct timer_list keep_tl; |
64 | struct timer_list timeout_tl; | |
3712b42d KK |
65 | int timeout_on; |
66 | struct work_struct workq; | |
67 | ||
68 | /* socket */ | |
475be4d8 JP |
69 | struct socket *socket; /* if set, socket is created */ |
70 | struct completion socket_complete;/* completion of sock thread */ | |
3712b42d | 71 | struct task_struct *socket_thread; |
475be4d8 | 72 | spinlock_t socket_lock; /* access sock outside thread */ |
3712b42d | 73 | u32 remoteip; /* if all set, ip is assigned */ |
475be4d8 JP |
74 | u16 localport; /* must always be set */ |
75 | u16 remoteport; /* must always be set */ | |
3712b42d KK |
76 | struct sockaddr_in sin_local; /* local socket name */ |
77 | struct sockaddr_in sin_remote; /* remote socket name */ | |
78 | struct msghdr sendmsg; /* ip message to send */ | |
8c90e11e | 79 | struct kvec sendiov; /* iov for message */ |
3712b42d KK |
80 | |
81 | /* frame */ | |
82 | struct l1oip_chan chan[128]; /* channel instances */ | |
83 | }; | |
84 | ||
85 | extern int l1oip_law_to_4bit(u8 *data, int len, u8 *result, u32 *state); | |
86 | extern int l1oip_4bit_to_law(u8 *data, int len, u8 *result); | |
87 | extern int l1oip_alaw_to_ulaw(u8 *data, int len, u8 *result); | |
88 | extern int l1oip_ulaw_to_alaw(u8 *data, int len, u8 *result); | |
89 | extern void l1oip_4bit_free(void); | |
90 | extern int l1oip_4bit_alloc(int ulaw); |