17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 77c478bd9Sstevel@tonic-gate * with the License. 87c478bd9Sstevel@tonic-gate * 97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 127c478bd9Sstevel@tonic-gate * and limitations under the License. 137c478bd9Sstevel@tonic-gate * 147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 197c478bd9Sstevel@tonic-gate * 207c478bd9Sstevel@tonic-gate * CDDL HEADER END 217c478bd9Sstevel@tonic-gate */ 2261961e0fSrobinson 237c478bd9Sstevel@tonic-gate /* 24*09b0d01cSGary Mills * Copyright 2014 Gary Mills 2561961e0fSrobinson * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 267c478bd9Sstevel@tonic-gate * Use is subject to license terms. 277c478bd9Sstevel@tonic-gate */ 287c478bd9Sstevel@tonic-gate 297c478bd9Sstevel@tonic-gate #ifndef _TX_H 307c478bd9Sstevel@tonic-gate #define _TX_H 317c478bd9Sstevel@tonic-gate 327c478bd9Sstevel@tonic-gate #include <sys/uio.h> 337c478bd9Sstevel@tonic-gate 347c478bd9Sstevel@tonic-gate #ifdef __cplusplus 357c478bd9Sstevel@tonic-gate extern "C" { 367c478bd9Sstevel@tonic-gate #endif 377c478bd9Sstevel@tonic-gate 387c478bd9Sstevel@tonic-gate /* 397c478bd9Sstevel@tonic-gate * This file contains declarations local to the TLI/XTI implmentation 407c478bd9Sstevel@tonic-gate */ 417c478bd9Sstevel@tonic-gate 427c478bd9Sstevel@tonic-gate /* 437c478bd9Sstevel@tonic-gate * Look buffer list 447c478bd9Sstevel@tonic-gate * Could be multiple buffers for MT case 457c478bd9Sstevel@tonic-gate */ 467c478bd9Sstevel@tonic-gate struct _ti_lookbufs { 477c478bd9Sstevel@tonic-gate struct _ti_lookbufs *tl_next; /* next in list */ 487c478bd9Sstevel@tonic-gate int tl_lookclen; /* "look" ctl part length */ 497c478bd9Sstevel@tonic-gate char *tl_lookcbuf; /* pointer to "look" ctl */ 507c478bd9Sstevel@tonic-gate int tl_lookdlen; /* "look" data length */ 517c478bd9Sstevel@tonic-gate char *tl_lookdbuf; /* pointer to "look" data */ 527c478bd9Sstevel@tonic-gate }; 537c478bd9Sstevel@tonic-gate 547c478bd9Sstevel@tonic-gate /* TI interface user level structure - one per open file */ 557c478bd9Sstevel@tonic-gate 567c478bd9Sstevel@tonic-gate struct _ti_user { 577c478bd9Sstevel@tonic-gate struct _ti_user *ti_next; /* next one */ 587c478bd9Sstevel@tonic-gate struct _ti_user *ti_prev; /* previous one */ 597c478bd9Sstevel@tonic-gate int ti_fd; /* file descriptor */ 607c478bd9Sstevel@tonic-gate struct _ti_lookbufs ti_lookbufs; /* head of list of look buffers */ 617c478bd9Sstevel@tonic-gate int ti_lookcnt; /* buffered look flag */ 627c478bd9Sstevel@tonic-gate ushort_t ti_flags; /* flags */ 637c478bd9Sstevel@tonic-gate int ti_rcvsize; /* connect or disconnect data buf size */ 647c478bd9Sstevel@tonic-gate char *ti_rcvbuf; /* connect or disconnect data buffer */ 657c478bd9Sstevel@tonic-gate int ti_ctlsize; /* ctl buffer size */ 667c478bd9Sstevel@tonic-gate char *ti_ctlbuf; /* ctl buffer */ 677c478bd9Sstevel@tonic-gate int ti_state; /* user level state */ 687c478bd9Sstevel@tonic-gate int ti_ocnt; /* # outstanding connect indications */ 697c478bd9Sstevel@tonic-gate t_scalar_t ti_maxpsz; /* TIDU size */ 707c478bd9Sstevel@tonic-gate t_scalar_t ti_tsdusize; /* TSDU size */ 717c478bd9Sstevel@tonic-gate t_scalar_t ti_etsdusize; /* ETSDU size */ 727c478bd9Sstevel@tonic-gate t_scalar_t ti_cdatasize; /* CDATA_size */ 737c478bd9Sstevel@tonic-gate t_scalar_t ti_ddatasize; /* DDATA_size */ 747c478bd9Sstevel@tonic-gate t_scalar_t ti_servtype; /* service type */ 757c478bd9Sstevel@tonic-gate t_scalar_t ti_prov_flag; /* TPI PROVIDER_flag */ 767c478bd9Sstevel@tonic-gate uint_t ti_qlen; /* listener backlog limit */ 777c478bd9Sstevel@tonic-gate t_uscalar_t acceptor_id; /* Saved acceptor_id value */ 787c478bd9Sstevel@tonic-gate dev_t ti_rdev; /* for fd validation */ 797c478bd9Sstevel@tonic-gate ino_t ti_ino; /* for fd validation */ 807c478bd9Sstevel@tonic-gate mutex_t ti_lock; /* lock to protect this data structure */ 817c478bd9Sstevel@tonic-gate }; 827c478bd9Sstevel@tonic-gate 837c478bd9Sstevel@tonic-gate /* 847c478bd9Sstevel@tonic-gate * Local flags used with ti_flags field in instance structure of 857c478bd9Sstevel@tonic-gate * type 'struct _ti_user' declared above. Historical note: 867c478bd9Sstevel@tonic-gate * This namespace constants were previously declared in a 877c478bd9Sstevel@tonic-gate * a very messed up namespace in timod.h 887c478bd9Sstevel@tonic-gate */ 897c478bd9Sstevel@tonic-gate #define USED 0x0001 /* data structure in use */ 907c478bd9Sstevel@tonic-gate #define MORE 0x0008 /* more data */ 917c478bd9Sstevel@tonic-gate #define EXPEDITED 0x0010 /* processing expedited TSDU */ 927c478bd9Sstevel@tonic-gate #define V_ACCEPTOR_ID 0x0020 /* acceptor_id field is has valid value */ 937c478bd9Sstevel@tonic-gate #define TX_TQFULL_NOTIFIED 0x0040 /* TQFULL error has been returned once */ 947c478bd9Sstevel@tonic-gate 957c478bd9Sstevel@tonic-gate 967c478bd9Sstevel@tonic-gate /* 977c478bd9Sstevel@tonic-gate * Valid flags that can be passed by user in t_sndv() or t_snd() 987c478bd9Sstevel@tonic-gate */ 997c478bd9Sstevel@tonic-gate 1007c478bd9Sstevel@tonic-gate #define TX_ALL_VALID_FLAGS (T_MORE|T_EXPEDITED|T_PUSH) 1017c478bd9Sstevel@tonic-gate 1027c478bd9Sstevel@tonic-gate #define _T_MAX(x, y) ((x) > (y) ? (x) : (y)) 1037c478bd9Sstevel@tonic-gate 1047c478bd9Sstevel@tonic-gate /* 1057c478bd9Sstevel@tonic-gate * Following are used to indicate which API entry point is calling common 1067c478bd9Sstevel@tonic-gate * routines 1077c478bd9Sstevel@tonic-gate */ 1087c478bd9Sstevel@tonic-gate #define TX_TLI_API 1 /* The API semantics is TLI */ 1097c478bd9Sstevel@tonic-gate #define TX_XTI_XNS4_API 2 /* The API semantics is XTI Unix95 */ 1107c478bd9Sstevel@tonic-gate #define TX_XTI_XNS5_API 3 /* The API semantics is XTI Unix98 */ 1117c478bd9Sstevel@tonic-gate #define TX_XTI_API TX_XTI_XNS4_API 1127c478bd9Sstevel@tonic-gate /* The base XTI semantics is Unix95 */ 1137c478bd9Sstevel@tonic-gate 1147c478bd9Sstevel@tonic-gate /* _T_IS_XTI(x) - Is 'x' an XTI inspired api_semantics */ 1157c478bd9Sstevel@tonic-gate #define _T_IS_XTI(x) ((x) != TX_TLI_API) 1167c478bd9Sstevel@tonic-gate #define _T_IS_TLI(x) ((x) == TX_TLI_API) 1177c478bd9Sstevel@tonic-gate 1187c478bd9Sstevel@tonic-gate /* _T_API_VER_LT(x, y) - Is API version 'x' older than API version 'y' */ 1197c478bd9Sstevel@tonic-gate #define _T_API_VER_LT(x, y) ((x) < (y)) 1207c478bd9Sstevel@tonic-gate 1217c478bd9Sstevel@tonic-gate /* 1227c478bd9Sstevel@tonic-gate * Note: T_BADSTATE also defined in <sys/tiuser.h> 1237c478bd9Sstevel@tonic-gate */ 1247c478bd9Sstevel@tonic-gate #define T_BADSTATE 8 1257c478bd9Sstevel@tonic-gate 1267c478bd9Sstevel@tonic-gate #ifdef DEBUG 1277c478bd9Sstevel@tonic-gate #include <syslog.h> 1287c478bd9Sstevel@tonic-gate #define _T_TX_SYSLOG2(tiptr, X, Y) if ((tiptr)->ti_state == T_BADSTATE)\ 1297c478bd9Sstevel@tonic-gate syslog(X, Y) 1307c478bd9Sstevel@tonic-gate #else 1317c478bd9Sstevel@tonic-gate #define _T_TX_SYSLOG2(tiptr, X, Y) 1327c478bd9Sstevel@tonic-gate #endif /* DEBUG */ 1337c478bd9Sstevel@tonic-gate 1347c478bd9Sstevel@tonic-gate /* 1357c478bd9Sstevel@tonic-gate * Macro to change state and log invalid state error 1367c478bd9Sstevel@tonic-gate */ 1377c478bd9Sstevel@tonic-gate 1387c478bd9Sstevel@tonic-gate #define _T_TX_NEXTSTATE(event, tiptr, errstr) \ 1397c478bd9Sstevel@tonic-gate { tiptr->ti_state = tiusr_statetbl[event][(tiptr)->ti_state]; \ 1407c478bd9Sstevel@tonic-gate _T_TX_SYSLOG2((tiptr), LOG_ERR, errstr); \ 1417c478bd9Sstevel@tonic-gate } 1427c478bd9Sstevel@tonic-gate 1437c478bd9Sstevel@tonic-gate /* 1447c478bd9Sstevel@tonic-gate * External declarations 1457c478bd9Sstevel@tonic-gate */ 1467c478bd9Sstevel@tonic-gate extern mutex_t _ti_userlock; 1477c478bd9Sstevel@tonic-gate 1487c478bd9Sstevel@tonic-gate /* 1497c478bd9Sstevel@tonic-gate * Useful shared local constants 1507c478bd9Sstevel@tonic-gate */ 1517c478bd9Sstevel@tonic-gate 1527c478bd9Sstevel@tonic-gate /* 1537c478bd9Sstevel@tonic-gate * TX_XTI_LEVEL_MAX_OPTBUF: 1547c478bd9Sstevel@tonic-gate * Max option buffer requirement reserved for any XTI level options 1557c478bd9Sstevel@tonic-gate * passed in an option buffer. This is intended as an upper bound. 1567c478bd9Sstevel@tonic-gate * Regardless of what the providers states in OPT_size of T_info_ack, 1577c478bd9Sstevel@tonic-gate * XTI level options can also be added to the option buffer and XTI 1587c478bd9Sstevel@tonic-gate * test suite in particular stuffs XTI level options whether we support 1597c478bd9Sstevel@tonic-gate * them or not. 1607c478bd9Sstevel@tonic-gate * 1617c478bd9Sstevel@tonic-gate * Here is the heuristic used to arrive at a value: 1627c478bd9Sstevel@tonic-gate * 2* [ // factor of 2 for "repeat options" type testing 1637c478bd9Sstevel@tonic-gate * (sizeof(struct t_opthdr)+10*sizeof(t_scalar_t)) // XTI_DEBUG 1647c478bd9Sstevel@tonic-gate * +(sizeof(struct t_opthdr)+ 2*sizeof(t_scalar_t)) // XTI_LINGER 1657c478bd9Sstevel@tonic-gate * +(sizeof(struct t_opthdr)+ sizeof(t_scalar_t)) // XTI_RCVBUF 1667c478bd9Sstevel@tonic-gate * +(sizeof(struct t_opthdr)+ sizeof(t_scalar_t)) // XTI_RCVLOWAT 1677c478bd9Sstevel@tonic-gate * +(sizeof(struct t_opthdr)+ sizeof(t_scalar_t)) // XTI_SNDBUF 1687c478bd9Sstevel@tonic-gate * +(sizeof(struct t_opthdr)+ sizeof(t_scalar_t)) // XTI_SNDLOWAT 1697c478bd9Sstevel@tonic-gate * ] 1707c478bd9Sstevel@tonic-gate * => 2* [ 56+24+20+20+20+20 ] 1717c478bd9Sstevel@tonic-gate * => 1727c478bd9Sstevel@tonic-gate */ 1737c478bd9Sstevel@tonic-gate #define TX_XTI_LEVEL_MAX_OPTBUF 320 1747c478bd9Sstevel@tonic-gate 1757c478bd9Sstevel@tonic-gate 1767c478bd9Sstevel@tonic-gate /* 1777c478bd9Sstevel@tonic-gate * Historic information note: 1787c478bd9Sstevel@tonic-gate * The libnsl/nsl code implements TLI and XTI interfaces using common 1797c478bd9Sstevel@tonic-gate * code. Most data structures are similar in the exposed interfaces for 1807c478bd9Sstevel@tonic-gate * the two interfaces (<tiuser.h> and <xti.h>). 1817c478bd9Sstevel@tonic-gate * The common implementation C files include only <xti.h> which is the 1827c478bd9Sstevel@tonic-gate * superset in terms of the exposed interfaces. However the file <tiuser.h> 1837c478bd9Sstevel@tonic-gate * exposes (via <sys/tiuser.h>), in the past contained certain declarations 1847c478bd9Sstevel@tonic-gate * that are strictly internal to the implementation but were exposed through 1857c478bd9Sstevel@tonic-gate * their presence in the public header (<tiuser.h>). 1867c478bd9Sstevel@tonic-gate * Since the implmentation still needs these declarations, they follow 1877c478bd9Sstevel@tonic-gate * in this file and are removed from exposure through the TLI public header 1887c478bd9Sstevel@tonic-gate * (<tiuser.h>) which exposed them in the past. 1897c478bd9Sstevel@tonic-gate */ 1907c478bd9Sstevel@tonic-gate 1917c478bd9Sstevel@tonic-gate /* 1927c478bd9Sstevel@tonic-gate * The following are TLI/XTI user level events which cause 1937c478bd9Sstevel@tonic-gate * state changes. 1947c478bd9Sstevel@tonic-gate * NOTE: Historical namespace pollution warning. 1957c478bd9Sstevel@tonic-gate * Some of the event names share the namespace with structure tags 1967c478bd9Sstevel@tonic-gate * so there are defined inside comments here and exposed through 1977c478bd9Sstevel@tonic-gate * TLI and XTI headers (<tiuser.h> and <xti.h> 1987c478bd9Sstevel@tonic-gate */ 1997c478bd9Sstevel@tonic-gate 2007c478bd9Sstevel@tonic-gate #define T_OPEN 0 2017c478bd9Sstevel@tonic-gate /* #define T_BIND 1 */ 2027c478bd9Sstevel@tonic-gate /* #define T_OPTMGMT 2 */ 2037c478bd9Sstevel@tonic-gate #define T_UNBIND 3 2047c478bd9Sstevel@tonic-gate #define T_CLOSE 4 2057c478bd9Sstevel@tonic-gate #define T_SNDUDATA 5 2067c478bd9Sstevel@tonic-gate #define T_RCVUDATA 6 2077c478bd9Sstevel@tonic-gate #define T_RCVUDERR 7 2087c478bd9Sstevel@tonic-gate #define T_CONNECT1 8 2097c478bd9Sstevel@tonic-gate #define T_CONNECT2 9 2107c478bd9Sstevel@tonic-gate #define T_RCVCONNECT 10 2117c478bd9Sstevel@tonic-gate #define T_LISTN 11 2127c478bd9Sstevel@tonic-gate #define T_ACCEPT1 12 2137c478bd9Sstevel@tonic-gate #define T_ACCEPT2 13 2147c478bd9Sstevel@tonic-gate #define T_ACCEPT3 14 2157c478bd9Sstevel@tonic-gate #define T_SND 15 2167c478bd9Sstevel@tonic-gate #define T_RCV 16 2177c478bd9Sstevel@tonic-gate #define T_SNDDIS1 17 2187c478bd9Sstevel@tonic-gate #define T_SNDDIS2 18 2197c478bd9Sstevel@tonic-gate #define T_RCVDIS1 19 2207c478bd9Sstevel@tonic-gate #define T_RCVDIS2 20 2217c478bd9Sstevel@tonic-gate #define T_RCVDIS3 21 2227c478bd9Sstevel@tonic-gate #define T_SNDREL 22 2237c478bd9Sstevel@tonic-gate #define T_RCVREL 23 2247c478bd9Sstevel@tonic-gate #define T_PASSCON 24 2257c478bd9Sstevel@tonic-gate 2267c478bd9Sstevel@tonic-gate #define T_NOEVENTS 25 2277c478bd9Sstevel@tonic-gate 2287c478bd9Sstevel@tonic-gate #define T_NOSTATES 9 /* number of legal states */ 2297c478bd9Sstevel@tonic-gate 2307c478bd9Sstevel@tonic-gate extern char tiusr_statetbl[T_NOEVENTS][T_NOSTATES]; 2317c478bd9Sstevel@tonic-gate 2327c478bd9Sstevel@tonic-gate /* 2337c478bd9Sstevel@tonic-gate * Band definitions for data flow. 2347c478bd9Sstevel@tonic-gate */ 2357c478bd9Sstevel@tonic-gate #define TI_NORMAL 0 2367c478bd9Sstevel@tonic-gate #define TI_EXPEDITED 1 2377c478bd9Sstevel@tonic-gate 2387c478bd9Sstevel@tonic-gate /* 2397c478bd9Sstevel@tonic-gate * Bogus states from tiuser.h 2407c478bd9Sstevel@tonic-gate */ 2417c478bd9Sstevel@tonic-gate #define T_FAKE 8 /* fake state used when state */ 2427c478bd9Sstevel@tonic-gate /* cannot be determined */ 2437c478bd9Sstevel@tonic-gate 2447c478bd9Sstevel@tonic-gate /* 2457c478bd9Sstevel@tonic-gate * Flags for t_getname() from tiuser.h 2467c478bd9Sstevel@tonic-gate * Note: This routine's counterpart in XTI is substatnially modified 2477c478bd9Sstevel@tonic-gate * (i.e. t_getprotaddr() and does not use these flags) 2487c478bd9Sstevel@tonic-gate */ 2497c478bd9Sstevel@tonic-gate #define LOCALNAME 0 2507c478bd9Sstevel@tonic-gate #define REMOTENAME 1 2517c478bd9Sstevel@tonic-gate 2527c478bd9Sstevel@tonic-gate /* 2537c478bd9Sstevel@tonic-gate * GENERAL UTILITY MACROS 2547c478bd9Sstevel@tonic-gate */ 2557c478bd9Sstevel@tonic-gate #define A_CNT(arr) (sizeof (arr)/sizeof (arr[0])) 2567c478bd9Sstevel@tonic-gate #define A_END(arr) (&arr[A_CNT(arr)]) 2577c478bd9Sstevel@tonic-gate #define A_LAST(arr) (&arr[A_CNT(arr)-1]) 2587c478bd9Sstevel@tonic-gate 2597c478bd9Sstevel@tonic-gate /* 2607c478bd9Sstevel@tonic-gate * Following macro compares a signed size obtained from TPI primitive 2617c478bd9Sstevel@tonic-gate * to unsigned size of buffer where it needs to go into passed using 2627c478bd9Sstevel@tonic-gate * the "struct netbuf" type. 2637c478bd9Sstevel@tonic-gate * Since many programs are buggy and forget to initialize "netbuf" or 2647c478bd9Sstevel@tonic-gate * (while unlikely!) allocated buffer can legally even be larger than 2657c478bd9Sstevel@tonic-gate * max signed integer, we use the following macro to do unsigned comparison 2667c478bd9Sstevel@tonic-gate * after verifying that signed quantity is positive. 2677c478bd9Sstevel@tonic-gate */ 2687c478bd9Sstevel@tonic-gate #define TLEN_GT_NLEN(tpilen, netbuflen) \ 2697c478bd9Sstevel@tonic-gate (((tpilen) > 0) && ((unsigned int)(tpilen) > (netbuflen))) 2707c478bd9Sstevel@tonic-gate 2717c478bd9Sstevel@tonic-gate 2727c478bd9Sstevel@tonic-gate /* 2737c478bd9Sstevel@tonic-gate * N.B.: this interface is deprecated. Use t_strerror() instead. 2747c478bd9Sstevel@tonic-gate */ 2757c478bd9Sstevel@tonic-gate extern char *t_errlist[]; 2767c478bd9Sstevel@tonic-gate extern int t_nerr; 2777c478bd9Sstevel@tonic-gate 2787c478bd9Sstevel@tonic-gate /* 2797c478bd9Sstevel@tonic-gate * UTILITY ROUTINES FUNCTION PROTOTYPES 2807c478bd9Sstevel@tonic-gate */ 2817c478bd9Sstevel@tonic-gate 28261961e0fSrobinson extern void _t_adjust_iov(int, struct iovec *, int *); 28361961e0fSrobinson extern struct _ti_user *_t_checkfd(int, int, int); 28461961e0fSrobinson extern int _t_delete_tilink(int); 28561961e0fSrobinson extern int _t_rcv_conn_con(struct _ti_user *, struct t_call *, struct strbuf *, 28661961e0fSrobinson int); 28761961e0fSrobinson extern int _t_snd_conn_req(struct _ti_user *, const struct t_call *, 28861961e0fSrobinson struct strbuf *); 28961961e0fSrobinson extern int _t_aligned_copy(struct strbuf *, int, int, char *, t_scalar_t *); 29061961e0fSrobinson extern struct _ti_user *_t_create(int, struct t_info *, int, int *); 29161961e0fSrobinson extern int _t_do_ioctl(int, char *, int, int, int *); 29261961e0fSrobinson extern int _t_is_event(int, struct _ti_user *); 29361961e0fSrobinson extern int _t_is_ok(int, struct _ti_user *, t_scalar_t); 29461961e0fSrobinson extern int _t_look_locked(int, struct _ti_user *, int, int); 29561961e0fSrobinson extern int _t_register_lookevent(struct _ti_user *, caddr_t, int, caddr_t, int); 29661961e0fSrobinson extern void _t_free_looklist_head(struct _ti_user *); 29761961e0fSrobinson extern void _t_flush_lookevents(struct _ti_user *); 29861961e0fSrobinson extern int _t_acquire_ctlbuf(struct _ti_user *, struct strbuf *, int *); 29961961e0fSrobinson extern int _t_acquire_databuf(struct _ti_user *, struct strbuf *, int *); 3007c478bd9Sstevel@tonic-gate 3017c478bd9Sstevel@tonic-gate /* 3027c478bd9Sstevel@tonic-gate * Core function TLI/XTI routines function prototypes 3037c478bd9Sstevel@tonic-gate */ 3047c478bd9Sstevel@tonic-gate extern int _tx_accept(int, int, const struct t_call *, int); 3057c478bd9Sstevel@tonic-gate extern char *_tx_alloc(int, int, int, int); 3067c478bd9Sstevel@tonic-gate extern int _tx_bind(int, const struct t_bind *, struct t_bind *, int); 3077c478bd9Sstevel@tonic-gate extern int _tx_close(int, int); 3087c478bd9Sstevel@tonic-gate extern int _tx_connect(int, const struct t_call *, struct t_call *, int); 3097c478bd9Sstevel@tonic-gate extern int _tx_error(const char *, int); 3107c478bd9Sstevel@tonic-gate extern int _tx_free(char *, int, int); 3117c478bd9Sstevel@tonic-gate extern int _tx_getinfo(int, struct t_info *, int); 3127c478bd9Sstevel@tonic-gate extern int _tx_getname(int, struct netbuf *, int, int); 3137c478bd9Sstevel@tonic-gate extern int _tx_getstate(int, int); 3147c478bd9Sstevel@tonic-gate extern int _tx_getprotaddr(int, struct t_bind *, struct t_bind *, int); 3157c478bd9Sstevel@tonic-gate extern int _tx_listen(int, struct t_call *, int); 3167c478bd9Sstevel@tonic-gate extern int _tx_look(int, int); 3177c478bd9Sstevel@tonic-gate extern int _tx_open(const char *, int, struct t_info *, int); 3187c478bd9Sstevel@tonic-gate extern int _tx_optmgmt(int, const struct t_optmgmt *, struct t_optmgmt *, int); 3197c478bd9Sstevel@tonic-gate extern int _tx_rcv(int, char *, unsigned, int *, int); 3207c478bd9Sstevel@tonic-gate extern int _tx_rcvconnect(int, struct t_call *, int); 3217c478bd9Sstevel@tonic-gate extern int _tx_rcvdis(int, struct t_discon *, int); 3227c478bd9Sstevel@tonic-gate extern int _tx_rcvrel(int, int); 3237c478bd9Sstevel@tonic-gate extern int _tx_rcvudata(int, struct t_unitdata *, int *, int); 3247c478bd9Sstevel@tonic-gate extern int _tx_rcvuderr(int, struct t_uderr *, int); 3257c478bd9Sstevel@tonic-gate extern int _tx_snd(int, char *, unsigned, int, int); 3267c478bd9Sstevel@tonic-gate extern int _tx_snddis(int, const struct t_call *, int); 3277c478bd9Sstevel@tonic-gate extern int _tx_sndrel(int, int); 3287c478bd9Sstevel@tonic-gate extern int _tx_sndudata(int, const struct t_unitdata *, int); 3297c478bd9Sstevel@tonic-gate extern char *_tx_strerror(int, int); 3307c478bd9Sstevel@tonic-gate extern int _tx_sync(int, int); 3317c478bd9Sstevel@tonic-gate extern int _tx_unbind(int, int); 3327c478bd9Sstevel@tonic-gate extern int _tx_unbind_locked(int, struct _ti_user *, struct strbuf *); 3337c478bd9Sstevel@tonic-gate extern int _t_expinline_queued(int, int *); 3347c478bd9Sstevel@tonic-gate extern int _t_do_postconn_sync(int, struct _ti_user *); 3357c478bd9Sstevel@tonic-gate 3367c478bd9Sstevel@tonic-gate /* 3377c478bd9Sstevel@tonic-gate * The following helper functions are used by scatter/gather functions, 3387c478bd9Sstevel@tonic-gate * which are defined only for XTI and not available in TLI. Moreover 3397c478bd9Sstevel@tonic-gate * the definition of struct t_iovec which is used below is not visible to 3407c478bd9Sstevel@tonic-gate * TLI. Hence tli_wrappers.c should not see the prototypes below. 3417c478bd9Sstevel@tonic-gate */ 3427c478bd9Sstevel@tonic-gate #ifndef TLI_WRAPPERS 3437c478bd9Sstevel@tonic-gate unsigned int _t_bytecount_upto_intmax(const struct t_iovec *, unsigned int); 3447c478bd9Sstevel@tonic-gate void _t_scatter(struct strbuf *, struct t_iovec *, int); 3457c478bd9Sstevel@tonic-gate void _t_gather(char *, const struct t_iovec *, unsigned int); 3467c478bd9Sstevel@tonic-gate void _t_copy_tiov_to_iov(const struct t_iovec *, int, struct iovec *, int *); 3477c478bd9Sstevel@tonic-gate 3487c478bd9Sstevel@tonic-gate /* 3497c478bd9Sstevel@tonic-gate * The following scatter/gather and other misc. functions are defined only 3507c478bd9Sstevel@tonic-gate * for XTI and not available in TLI. Moreover the definition of struct t_iovec 3517c478bd9Sstevel@tonic-gate * which is used below is not visible to TLI. Hence tli_wrappers.c should not 3527c478bd9Sstevel@tonic-gate * see the prototypes below. 3537c478bd9Sstevel@tonic-gate */ 3547c478bd9Sstevel@tonic-gate extern int _tx_rcvv(int, struct t_iovec *, unsigned int, int *, int); 3557c478bd9Sstevel@tonic-gate extern int _tx_rcvreldata(int, struct t_discon *, int); 3567c478bd9Sstevel@tonic-gate extern int _tx_rcvvudata(int, struct t_unitdata *, struct t_iovec *, 3577c478bd9Sstevel@tonic-gate unsigned int, int *, int); 3587c478bd9Sstevel@tonic-gate extern int _tx_sndv(int, const struct t_iovec *, unsigned int, int, int); 3597c478bd9Sstevel@tonic-gate extern int _tx_sndreldata(int, struct t_discon *, int); 3607c478bd9Sstevel@tonic-gate extern int _tx_sndvudata(int, const struct t_unitdata *, struct t_iovec *, 3617c478bd9Sstevel@tonic-gate unsigned int, int); 3627c478bd9Sstevel@tonic-gate extern int _tx_sysconf(int, int); 3637c478bd9Sstevel@tonic-gate #endif /* TLI_WRAPPERS */ 3647c478bd9Sstevel@tonic-gate 3657c478bd9Sstevel@tonic-gate #ifdef __cplusplus 3667c478bd9Sstevel@tonic-gate } 3677c478bd9Sstevel@tonic-gate #endif 3687c478bd9Sstevel@tonic-gate 3697c478bd9Sstevel@tonic-gate #endif /* _TX_H */ 370