| /* | |
| * | |
| * Author Karsten Keil <kkeil@novell.com> | |
| * | |
| * Copyright 2008 by Karsten Keil <kkeil@novell.com> | |
| * | |
| * This code is free software; you can redistribute it and/or modify | |
| * it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE | |
| * version 2.1 as published by the Free Software Foundation. | |
| * | |
| * This code is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| * GNU LESSER GENERAL PUBLIC LICENSE for more details. | |
| * | |
| */ | |
| #ifndef mISDNIF_H | |
| #define mISDNIF_H | |
| #include <stdarg.h> | |
| #include <linux/types.h> | |
| #include <linux/errno.h> | |
| #include <linux/socket.h> | |
| /* | |
| * ABI Version 32 bit | |
| * | |
| * <8 bit> Major version | |
| * - changed if any interface become backwards incompatible | |
| * | |
| * <8 bit> Minor version | |
| * - changed if any interface is extended but backwards compatible | |
| * | |
| * <16 bit> Release number | |
| * - should be incremented on every checkin | |
| */ | |
| #define MISDN_MAJOR_VERSION 1 | |
| #define MISDN_MINOR_VERSION 1 | |
| #define MISDN_RELEASE 20 | |
| /* primitives for information exchange | |
| * generell format | |
| * <16 bit 0 > | |
| * <8 bit command> | |
| * BIT 8 = 1 LAYER private | |
| * BIT 7 = 1 answer | |
| * BIT 6 = 1 DATA | |
| * <8 bit target layer mask> | |
| * | |
| * Layer = 00 is reserved for general commands | |
| Layer = 01 L2 -> HW | |
| Layer = 02 HW -> L2 | |
| Layer = 04 L3 -> L2 | |
| Layer = 08 L2 -> L3 | |
| * Layer = FF is reserved for broadcast commands | |
| */ | |
| #define MISDN_CMDMASK 0xff00 | |
| #define MISDN_LAYERMASK 0x00ff | |
| /* generell commands */ | |
| #define OPEN_CHANNEL 0x0100 | |
| #define CLOSE_CHANNEL 0x0200 | |
| #define CONTROL_CHANNEL 0x0300 | |
| #define CHECK_DATA 0x0400 | |
| /* layer 2 -> layer 1 */ | |
| #define PH_ACTIVATE_REQ 0x0101 | |
| #define PH_DEACTIVATE_REQ 0x0201 | |
| #define PH_DATA_REQ 0x2001 | |
| #define MPH_ACTIVATE_REQ 0x0501 | |
| #define MPH_DEACTIVATE_REQ 0x0601 | |
| #define MPH_INFORMATION_REQ 0x0701 | |
| #define PH_CONTROL_REQ 0x0801 | |
| /* layer 1 -> layer 2 */ | |
| #define PH_ACTIVATE_IND 0x0102 | |
| #define PH_ACTIVATE_CNF 0x4102 | |
| #define PH_DEACTIVATE_IND 0x0202 | |
| #define PH_DEACTIVATE_CNF 0x4202 | |
| #define PH_DATA_IND 0x2002 | |
| #define PH_DATA_E_IND 0x3002 | |
| #define MPH_ACTIVATE_IND 0x0502 | |
| #define MPH_DEACTIVATE_IND 0x0602 | |
| #define MPH_INFORMATION_IND 0x0702 | |
| #define PH_DATA_CNF 0x6002 | |
| #define PH_CONTROL_IND 0x0802 | |
| #define PH_CONTROL_CNF 0x4802 | |
| /* layer 3 -> layer 2 */ | |
| #define DL_ESTABLISH_REQ 0x1004 | |
| #define DL_RELEASE_REQ 0x1104 | |
| #define DL_DATA_REQ 0x3004 | |
| #define DL_UNITDATA_REQ 0x3104 | |
| #define DL_INFORMATION_REQ 0x0004 | |
| /* layer 2 -> layer 3 */ | |
| #define DL_ESTABLISH_IND 0x1008 | |
| #define DL_ESTABLISH_CNF 0x5008 | |
| #define DL_RELEASE_IND 0x1108 | |
| #define DL_RELEASE_CNF 0x5108 | |
| #define DL_DATA_IND 0x3008 | |
| #define DL_UNITDATA_IND 0x3108 | |
| #define DL_INFORMATION_IND 0x0008 | |
| /* intern layer 2 managment */ | |
| #define MDL_ASSIGN_REQ 0x1804 | |
| #define MDL_ASSIGN_IND 0x1904 | |
| #define MDL_REMOVE_REQ 0x1A04 | |
| #define MDL_REMOVE_IND 0x1B04 | |
| #define MDL_STATUS_UP_IND 0x1C04 | |
| #define MDL_STATUS_DOWN_IND 0x1D04 | |
| #define MDL_STATUS_UI_IND 0x1E04 | |
| #define MDL_ERROR_IND 0x1F04 | |
| #define MDL_ERROR_RSP 0x5F04 | |
| /* DL_INFORMATION_IND types */ | |
| #define DL_INFO_L2_CONNECT 0x0001 | |
| #define DL_INFO_L2_REMOVED 0x0002 | |
| /* PH_CONTROL types */ | |
| /* TOUCH TONE IS 0x20XX XX "0"..."9", "A","B","C","D","*","#" */ | |
| #define DTMF_TONE_VAL 0x2000 | |
| #define DTMF_TONE_MASK 0x007F | |
| #define DTMF_TONE_START 0x2100 | |
| #define DTMF_TONE_STOP 0x2200 | |
| #define DTMF_HFC_COEF 0x4000 | |
| #define DSP_CONF_JOIN 0x2403 | |
| #define DSP_CONF_SPLIT 0x2404 | |
| #define DSP_RECEIVE_OFF 0x2405 | |
| #define DSP_RECEIVE_ON 0x2406 | |
| #define DSP_ECHO_ON 0x2407 | |
| #define DSP_ECHO_OFF 0x2408 | |
| #define DSP_MIX_ON 0x2409 | |
| #define DSP_MIX_OFF 0x240a | |
| #define DSP_DELAY 0x240b | |
| #define DSP_JITTER 0x240c | |
| #define DSP_TXDATA_ON 0x240d | |
| #define DSP_TXDATA_OFF 0x240e | |
| #define DSP_TX_DEJITTER 0x240f | |
| #define DSP_TX_DEJ_OFF 0x2410 | |
| #define DSP_TONE_PATT_ON 0x2411 | |
| #define DSP_TONE_PATT_OFF 0x2412 | |
| #define DSP_VOL_CHANGE_TX 0x2413 | |
| #define DSP_VOL_CHANGE_RX 0x2414 | |
| #define DSP_BF_ENABLE_KEY 0x2415 | |
| #define DSP_BF_DISABLE 0x2416 | |
| #define DSP_BF_ACCEPT 0x2416 | |
| #define DSP_BF_REJECT 0x2417 | |
| #define DSP_PIPELINE_CFG 0x2418 | |
| #define HFC_VOL_CHANGE_TX 0x2601 | |
| #define HFC_VOL_CHANGE_RX 0x2602 | |
| #define HFC_SPL_LOOP_ON 0x2603 | |
| #define HFC_SPL_LOOP_OFF 0x2604 | |
| /* DSP_TONE_PATT_ON parameter */ | |
| #define TONE_OFF 0x0000 | |
| #define TONE_GERMAN_DIALTONE 0x0001 | |
| #define TONE_GERMAN_OLDDIALTONE 0x0002 | |
| #define TONE_AMERICAN_DIALTONE 0x0003 | |
| #define TONE_GERMAN_DIALPBX 0x0004 | |
| #define TONE_GERMAN_OLDDIALPBX 0x0005 | |
| #define TONE_AMERICAN_DIALPBX 0x0006 | |
| #define TONE_GERMAN_RINGING 0x0007 | |
| #define TONE_GERMAN_OLDRINGING 0x0008 | |
| #define TONE_AMERICAN_RINGPBX 0x000b | |
| #define TONE_GERMAN_RINGPBX 0x000c | |
| #define TONE_GERMAN_OLDRINGPBX 0x000d | |
| #define TONE_AMERICAN_RINGING 0x000e | |
| #define TONE_GERMAN_BUSY 0x000f | |
| #define TONE_GERMAN_OLDBUSY 0x0010 | |
| #define TONE_AMERICAN_BUSY 0x0011 | |
| #define TONE_GERMAN_HANGUP 0x0012 | |
| #define TONE_GERMAN_OLDHANGUP 0x0013 | |
| #define TONE_AMERICAN_HANGUP 0x0014 | |
| #define TONE_SPECIAL_INFO 0x0015 | |
| #define TONE_GERMAN_GASSENBESETZT 0x0016 | |
| #define TONE_GERMAN_AUFSCHALTTON 0x0016 | |
| /* MPH_INFORMATION_IND */ | |
| #define L1_SIGNAL_LOS_OFF 0x0010 | |
| #define L1_SIGNAL_LOS_ON 0x0011 | |
| #define L1_SIGNAL_AIS_OFF 0x0012 | |
| #define L1_SIGNAL_AIS_ON 0x0013 | |
| #define L1_SIGNAL_RDI_OFF 0x0014 | |
| #define L1_SIGNAL_RDI_ON 0x0015 | |
| #define L1_SIGNAL_SLIP_RX 0x0020 | |
| #define L1_SIGNAL_SLIP_TX 0x0021 | |
| /* | |
| * protocol ids | |
| * D channel 1-31 | |
| * B channel 33 - 63 | |
| */ | |
| #define ISDN_P_NONE 0 | |
| #define ISDN_P_BASE 0 | |
| #define ISDN_P_TE_S0 0x01 | |
| #define ISDN_P_NT_S0 0x02 | |
| #define ISDN_P_TE_E1 0x03 | |
| #define ISDN_P_NT_E1 0x04 | |
| #define ISDN_P_TE_UP0 0x05 | |
| #define ISDN_P_NT_UP0 0x06 | |
| #define IS_ISDN_P_TE(p) ((p == ISDN_P_TE_S0) || (p == ISDN_P_TE_E1) || \ | |
| (p == ISDN_P_TE_UP0) || (p == ISDN_P_LAPD_TE)) | |
| #define IS_ISDN_P_NT(p) ((p == ISDN_P_NT_S0) || (p == ISDN_P_NT_E1) || \ | |
| (p == ISDN_P_NT_UP0) || (p == ISDN_P_LAPD_NT)) | |
| #define IS_ISDN_P_S0(p) ((p == ISDN_P_TE_S0) || (p == ISDN_P_NT_S0)) | |
| #define IS_ISDN_P_E1(p) ((p == ISDN_P_TE_E1) || (p == ISDN_P_NT_E1)) | |
| #define IS_ISDN_P_UP0(p) ((p == ISDN_P_TE_UP0) || (p == ISDN_P_NT_UP0)) | |
| #define ISDN_P_LAPD_TE 0x10 | |
| #define ISDN_P_LAPD_NT 0x11 | |
| #define ISDN_P_B_MASK 0x1f | |
| #define ISDN_P_B_START 0x20 | |
| #define ISDN_P_B_RAW 0x21 | |
| #define ISDN_P_B_HDLC 0x22 | |
| #define ISDN_P_B_X75SLP 0x23 | |
| #define ISDN_P_B_L2DTMF 0x24 | |
| #define ISDN_P_B_L2DSP 0x25 | |
| #define ISDN_P_B_L2DSPHDLC 0x26 | |
| #define OPTION_L2_PMX 1 | |
| #define OPTION_L2_PTP 2 | |
| #define OPTION_L2_FIXEDTEI 3 | |
| #define OPTION_L2_CLEANUP 4 | |
| /* should be in sync with linux/kobject.h:KOBJ_NAME_LEN */ | |
| #define MISDN_MAX_IDLEN 20 | |
| struct mISDNhead { | |
| unsigned int prim; | |
| unsigned int id; | |
| } __attribute__((packed)); | |
| #define MISDN_HEADER_LEN sizeof(struct mISDNhead) | |
| #define MAX_DATA_SIZE 2048 | |
| #define MAX_DATA_MEM (MAX_DATA_SIZE + MISDN_HEADER_LEN) | |
| #define MAX_DFRAME_LEN 260 | |
| #define MISDN_ID_ADDR_MASK 0xFFFF | |
| #define MISDN_ID_TEI_MASK 0xFF00 | |
| #define MISDN_ID_SAPI_MASK 0x00FF | |
| #define MISDN_ID_TEI_ANY 0x7F00 | |
| #define MISDN_ID_ANY 0xFFFF | |
| #define MISDN_ID_NONE 0xFFFE | |
| #define GROUP_TEI 127 | |
| #define TEI_SAPI 63 | |
| #define CTRL_SAPI 0 | |
| #define MISDN_MAX_CHANNEL 127 | |
| #define MISDN_CHMAP_SIZE ((MISDN_MAX_CHANNEL + 1) >> 3) | |
| #define SOL_MISDN 0 | |
| struct sockaddr_mISDN { | |
| sa_family_t family; | |
| unsigned char dev; | |
| unsigned char channel; | |
| unsigned char sapi; | |
| unsigned char tei; | |
| }; | |
| struct mISDNversion { | |
| unsigned char major; | |
| unsigned char minor; | |
| unsigned short release; | |
| }; | |
| struct mISDN_devinfo { | |
| u_int id; | |
| u_int Dprotocols; | |
| u_int Bprotocols; | |
| u_int protocol; | |
| u_char channelmap[MISDN_CHMAP_SIZE]; | |
| u_int nrbchan; | |
| char name[MISDN_MAX_IDLEN]; | |
| }; | |
| struct mISDN_devrename { | |
| u_int id; | |
| char name[MISDN_MAX_IDLEN]; /* new name */ | |
| }; | |
| /* MPH_INFORMATION_REQ payload */ | |
| struct ph_info_ch { | |
| __u32 protocol; | |
| __u64 Flags; | |
| }; | |
| struct ph_info_dch { | |
| struct ph_info_ch ch; | |
| __u16 state; | |
| __u16 num_bch; | |
| }; | |
| struct ph_info { | |
| struct ph_info_dch dch; | |
| struct ph_info_ch bch[]; | |
| }; | |
| /* timer device ioctl */ | |
| #define IMADDTIMER _IOR('I', 64, int) | |
| #define IMDELTIMER _IOR('I', 65, int) | |
| /* socket ioctls */ | |
| #define IMGETVERSION _IOR('I', 66, int) | |
| #define IMGETCOUNT _IOR('I', 67, int) | |
| #define IMGETDEVINFO _IOR('I', 68, int) | |
| #define IMCTRLREQ _IOR('I', 69, int) | |
| #define IMCLEAR_L2 _IOR('I', 70, int) | |
| #define IMSETDEVNAME _IOR('I', 71, struct mISDN_devrename) | |
| static inline int | |
| test_channelmap(u_int nr, u_char *map) | |
| { | |
| if (nr <= MISDN_MAX_CHANNEL) | |
| return map[nr >> 3] & (1 << (nr & 7)); | |
| else | |
| return 0; | |
| } | |
| static inline void | |
| set_channelmap(u_int nr, u_char *map) | |
| { | |
| map[nr >> 3] |= (1 << (nr & 7)); | |
| } | |
| static inline void | |
| clear_channelmap(u_int nr, u_char *map) | |
| { | |
| map[nr >> 3] &= ~(1 << (nr & 7)); | |
| } | |
| /* CONTROL_CHANNEL parameters */ | |
| #define MISDN_CTRL_GETOP 0x0000 | |
| #define MISDN_CTRL_LOOP 0x0001 | |
| #define MISDN_CTRL_CONNECT 0x0002 | |
| #define MISDN_CTRL_DISCONNECT 0x0004 | |
| #define MISDN_CTRL_PCMCONNECT 0x0010 | |
| #define MISDN_CTRL_PCMDISCONNECT 0x0020 | |
| #define MISDN_CTRL_SETPEER 0x0040 | |
| #define MISDN_CTRL_UNSETPEER 0x0080 | |
| #define MISDN_CTRL_RX_OFF 0x0100 | |
| #define MISDN_CTRL_FILL_EMPTY 0x0200 | |
| #define MISDN_CTRL_GETPEER 0x0400 | |
| #define MISDN_CTRL_HW_FEATURES_OP 0x2000 | |
| #define MISDN_CTRL_HW_FEATURES 0x2001 | |
| #define MISDN_CTRL_HFC_OP 0x4000 | |
| #define MISDN_CTRL_HFC_PCM_CONN 0x4001 | |
| #define MISDN_CTRL_HFC_PCM_DISC 0x4002 | |
| #define MISDN_CTRL_HFC_CONF_JOIN 0x4003 | |
| #define MISDN_CTRL_HFC_CONF_SPLIT 0x4004 | |
| #define MISDN_CTRL_HFC_RECEIVE_OFF 0x4005 | |
| #define MISDN_CTRL_HFC_RECEIVE_ON 0x4006 | |
| #define MISDN_CTRL_HFC_ECHOCAN_ON 0x4007 | |
| #define MISDN_CTRL_HFC_ECHOCAN_OFF 0x4008 | |
| /* socket options */ | |
| #define MISDN_TIME_STAMP 0x0001 | |
| struct mISDN_ctrl_req { | |
| int op; | |
| int channel; | |
| int p1; | |
| int p2; | |
| }; | |
| /* muxer options */ | |
| #define MISDN_OPT_ALL 1 | |
| #define MISDN_OPT_TEIMGR 2 | |
| #ifdef __KERNEL__ | |
| #include <linux/list.h> | |
| #include <linux/skbuff.h> | |
| #include <linux/net.h> | |
| #include <net/sock.h> | |
| #include <linux/completion.h> | |
| #define DEBUG_CORE 0x000000ff | |
| #define DEBUG_CORE_FUNC 0x00000002 | |
| #define DEBUG_SOCKET 0x00000004 | |
| #define DEBUG_MANAGER 0x00000008 | |
| #define DEBUG_SEND_ERR 0x00000010 | |
| #define DEBUG_MSG_THREAD 0x00000020 | |
| #define DEBUG_QUEUE_FUNC 0x00000040 | |
| #define DEBUG_L1 0x0000ff00 | |
| #define DEBUG_L1_FSM 0x00000200 | |
| #define DEBUG_L2 0x00ff0000 | |
| #define DEBUG_L2_FSM 0x00020000 | |
| #define DEBUG_L2_CTRL 0x00040000 | |
| #define DEBUG_L2_RECV 0x00080000 | |
| #define DEBUG_L2_TEI 0x00100000 | |
| #define DEBUG_L2_TEIFSM 0x00200000 | |
| #define DEBUG_TIMER 0x01000000 | |
| #define DEBUG_CLOCK 0x02000000 | |
| #define mISDN_HEAD_P(s) ((struct mISDNhead *)&s->cb[0]) | |
| #define mISDN_HEAD_PRIM(s) (((struct mISDNhead *)&s->cb[0])->prim) | |
| #define mISDN_HEAD_ID(s) (((struct mISDNhead *)&s->cb[0])->id) | |
| /* socket states */ | |
| #define MISDN_OPEN 1 | |
| #define MISDN_BOUND 2 | |
| #define MISDN_CLOSED 3 | |
| struct mISDNchannel; | |
| struct mISDNdevice; | |
| struct mISDNstack; | |
| struct mISDNclock; | |
| struct channel_req { | |
| u_int protocol; | |
| struct sockaddr_mISDN adr; | |
| struct mISDNchannel *ch; | |
| }; | |
| typedef int (ctrl_func_t)(struct mISDNchannel *, u_int, void *); | |
| typedef int (send_func_t)(struct mISDNchannel *, struct sk_buff *); | |
| typedef int (create_func_t)(struct channel_req *); | |
| struct Bprotocol { | |
| struct list_head list; | |
| char *name; | |
| u_int Bprotocols; | |
| create_func_t *create; | |
| }; | |
| struct mISDNchannel { | |
| struct list_head list; | |
| u_int protocol; | |
| u_int nr; | |
| u_long opt; | |
| u_int addr; | |
| struct mISDNstack *st; | |
| struct mISDNchannel *peer; | |
| send_func_t *send; | |
| send_func_t *recv; | |
| ctrl_func_t *ctrl; | |
| }; | |
| struct mISDN_sock_list { | |
| struct hlist_head head; | |
| rwlock_t lock; | |
| }; | |
| struct mISDN_sock { | |
| struct sock sk; | |
| struct mISDNchannel ch; | |
| u_int cmask; | |
| struct mISDNdevice *dev; | |
| }; | |
| struct mISDNdevice { | |
| struct mISDNchannel D; | |
| u_int id; | |
| u_int Dprotocols; | |
| u_int Bprotocols; | |
| u_int nrbchan; | |
| u_char channelmap[MISDN_CHMAP_SIZE]; | |
| struct list_head bchannels; | |
| struct mISDNchannel *teimgr; | |
| struct device dev; | |
| }; | |
| struct mISDNstack { | |
| u_long status; | |
| struct mISDNdevice *dev; | |
| struct task_struct *thread; | |
| struct completion *notify; | |
| wait_queue_head_t workq; | |
| struct sk_buff_head msgq; | |
| struct list_head layer2; | |
| struct mISDNchannel *layer1; | |
| struct mISDNchannel own; | |
| struct mutex lmutex; /* protect lists */ | |
| struct mISDN_sock_list l1sock; | |
| #ifdef MISDN_MSG_STATS | |
| u_int msg_cnt; | |
| u_int sleep_cnt; | |
| u_int stopped_cnt; | |
| #endif | |
| }; | |
| typedef int (clockctl_func_t)(void *, int); | |
| struct mISDNclock { | |
| struct list_head list; | |
| char name[64]; | |
| int pri; | |
| clockctl_func_t *ctl; | |
| void *priv; | |
| }; | |
| /* global alloc/queue functions */ | |
| static inline struct sk_buff * | |
| mI_alloc_skb(unsigned int len, gfp_t gfp_mask) | |
| { | |
| struct sk_buff *skb; | |
| skb = alloc_skb(len + MISDN_HEADER_LEN, gfp_mask); | |
| if (likely(skb)) | |
| skb_reserve(skb, MISDN_HEADER_LEN); | |
| return skb; | |
| } | |
| static inline struct sk_buff * | |
| _alloc_mISDN_skb(u_int prim, u_int id, u_int len, void *dp, gfp_t gfp_mask) | |
| { | |
| struct sk_buff *skb = mI_alloc_skb(len, gfp_mask); | |
| struct mISDNhead *hh; | |
| if (!skb) | |
| return NULL; | |
| if (len) | |
| memcpy(skb_put(skb, len), dp, len); | |
| hh = mISDN_HEAD_P(skb); | |
| hh->prim = prim; | |
| hh->id = id; | |
| return skb; | |
| } | |
| static inline void | |
| _queue_data(struct mISDNchannel *ch, u_int prim, | |
| u_int id, u_int len, void *dp, gfp_t gfp_mask) | |
| { | |
| struct sk_buff *skb; | |
| if (!ch->peer) | |
| return; | |
| skb = _alloc_mISDN_skb(prim, id, len, dp, gfp_mask); | |
| if (!skb) | |
| return; | |
| if (ch->recv(ch->peer, skb)) | |
| dev_kfree_skb(skb); | |
| } | |
| /* global register/unregister functions */ | |
| extern int mISDN_register_device(struct mISDNdevice *, | |
| struct device *parent, char *name); | |
| extern void mISDN_unregister_device(struct mISDNdevice *); | |
| extern int mISDN_register_Bprotocol(struct Bprotocol *); | |
| extern void mISDN_unregister_Bprotocol(struct Bprotocol *); | |
| extern struct mISDNclock *mISDN_register_clock(char *, int, clockctl_func_t *, | |
| void *); | |
| extern void mISDN_unregister_clock(struct mISDNclock *); | |
| static inline struct mISDNdevice *dev_to_mISDN(struct device *dev) | |
| { | |
| if (dev) | |
| return dev_get_drvdata(dev); | |
| else | |
| return NULL; | |
| } | |
| extern void set_channel_address(struct mISDNchannel *, u_int, u_int); | |
| extern void mISDN_clock_update(struct mISDNclock *, int, struct timeval *); | |
| extern unsigned short mISDN_clock_get(void); | |
| #endif /* __KERNEL__ */ | |
| #endif /* mISDNIF_H */ |