usr/src/lib/libc/port/nsl/t_strerror.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22
  23 /*
  24  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  25  * Use is subject to license terms.
  26  */
  27
  28 #pragma ident   "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.2 */
  29
  30 #include "mt.h"
  31 #include <unistd.h>
  32 #include <stdio.h>
  33 #include <stddef.h>
  34 #include <libintl.h>
  35 #include <stropts.h>
  36 #include <xti.h>
  37 #include "tx.h"
  38
  39 static const char __nsl_dom[]  = "SUNW_OST_NETNSL";
  40
  41 static char *_xti_errlist[] = {
  42         "No Error",                                     /*  0 */
  43         "Incorrect address format",                     /*  1 - TBADADDR */
  44         "Incorrect options format",                     /*  2 - TBADOPT */
  45         "Illegal permissions",                          /*  3 - TACCES */
  46         "Illegal file descriptor",                      /*  4 - TBADF */
  47         "Couldn't allocate address",                    /*  5 - TNOADDR */
  48         "Routine will place interface out of state",    /*  6 - TOUTSTATE */
  49         "Illegal called/calling sequence number",       /*  7 - TBADSEQ */
  50         "System error",                                 /*  8 - TSYSERR */
  51         "An event requires attention",                  /*  9 - TLOOK */
  52         "Illegal amount of data",                       /* 10 - TBADDATA */
  53         "Buffer not large enough",                      /* 11 - TBUFOVFLW */
  54         "Can't send message - (blocked)",               /* 12 - TFLOW */
  55         "No message currently available",               /* 13 - TNODATA */
  56         "Disconnect message not found",                 /* 14 - TNODIS */
  57         "Unitdata error message not found",             /* 15 - TNOUDERR */
  58         "Incorrect flags specified",                    /* 16 - TBADFLAG */
  59         "Orderly release message not found",            /* 17 - TNOREL */
  60         "Primitive not supported by provider",          /* 18 - TNOTSUPPORT */
  61         "State is in process of changing",              /* 19 - TSTATECHNG */
  62
  63         /* Following error codes are new in XTI */
  64
  65         "Unsupported structure type requested",         /* 20 - TNOSTRUCTYPE */
  66         "Invalid transport provider name",              /* 21 - TBADNAME */
  67         "Listener queue length limit is zero",          /* 22 - TBADQLEN */
  68         "Transport address is in use",                  /* 23 - TADDRBUSY */
  69         "Outstanding connection indications",           /* 24 - TINDOUT */
  70         "Listener-acceptor transport provider mismatch",
  71                                                         /* 25 - TPROVMISMATCH */
  72         "Connection acceptor has listen queue length limit greater than zero",
  73                                                         /* 26 - TRESQLEN */
  74 "Connection acceptor-listener address not same but required by transport",
  75                                                         /* 27 - TRESADDR */
  76         "Incoming connection queue is full",            /* 28 - TQFULL */
  77         "Protocol error on transport primitive",        /* 29 - TPROTO */
  78 };
  79
  80 static int _xti_nerr = A_CNT(_xti_errlist)-1; /* take off entry t_errno 0 */
  81
  82 char *
  83 _tx_strerror(int errnum, int api_semantics)
  84 {
  85         static char buf[BUFSIZ];
  86
  87         if (_T_IS_XTI(api_semantics)) {
  88                 if (errnum <= _xti_nerr && errnum >= 0)
  89                         return (dgettext(__nsl_dom, _xti_errlist[errnum]));
  90                 (void) snprintf(buf, sizeof (buf), "%d: %s", errnum,
  91                         dgettext(__nsl_dom, "error unknown"));
  92                 return (buf);
  93         }
  94
  95         /* TX_TLI_API */
  96         /*
  97          * This code for TLI only. It uses "t_nerr" and "t_errlist"
  98          * which are exposed interfaces in the t_error() man page.
  99          * XTI uses different array to avoid binary compatibility
 100          * issues in using the exposed array. [ XTI t_error() does
 101          * not mention the error message list array ]
 102          *
 103          * For the moment we simply index into the t_errlist[] array.
 104          * When the array fills (we cannot allow it to expand in size
 105          * or binary compatibility will be broken), this code will need
 106          * modification.  See the comment in _errlst.c.
 107          */
 108         if (errnum < t_nerr && errnum >= 0)
 109                 return (dgettext(__nsl_dom, t_errlist[errnum]));
 110         (void) snprintf(buf, sizeof (buf), "%d: %s", errnum,
 111                         dgettext(__nsl_dom, "error unknown"));
 112         return (buf);
 113 }