usr/src/lib/libndmp/common/libndmp_error.c

   1 /*
   2  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
   3  * Use is subject to license terms.
   4  */
   5
   6 /*
   7  * BSD 3 Clause License
   8  *
   9  * Copyright (c) 2007, The Storage Networking Industry Association.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  *      - Redistributions of source code must retain the above copyright
  15  *        notice, this list of conditions and the following disclaimer.
  16  *
  17  *      - Redistributions in binary form must reproduce the above copyright
  18  *        notice, this list of conditions and the following disclaimer in
  19  *        the documentation and/or other materials provided with the
  20  *        distribution.
  21  *
  22  *      - Neither the name of The Storage Networking Industry Association (SNIA)
  23  *        nor the names of its contributors may be used to endorse or promote
  24  *        products derived from this software without specific prior written
  25  *        permission.
  26  *
  27  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  28  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  29  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  30  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  31  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  37  * POSSIBILITY OF SUCH DAMAGE.
  38  */
  39
  40 #include <string.h>
  41 #include <libndmp.h>
  42
  43 int ndmp_errno;
  44
  45 static const struct {
  46         int err;
  47         const char *msg;
  48 } ndmp_errlist[] = {
  49         { ENDMP_DOOR_SRV_TIMEOUT, "No answer from ndmpd service." },
  50         { ENDMP_INVALID_ARG, "Invalid argument." },
  51         { ENDMP_DOOR_SRV_OPERATION, "NDMP server operation failed." },
  52         { ENDMP_DOOR_OPEN, "Door file open error." },
  53         { ENDMP_MEM_ALLOC, "Out of memory." },
  54         { ENDMP_DOOR_ENCODE_START, "Data encode start failed." },
  55         { ENDMP_DOOR_ENCODE_FINISH, "Data encode finish failed." },
  56         { ENDMP_DOOR_DECODE_FINISH, "Data decode finish failed." },
  57         { ENDMP_SMF_PERM, "SMF permission denied." },
  58         { ENDMP_SMF_INTERNAL, "SMF internal error." },
  59         { ENDMP_SMF_PROP, "SMF property not set." },
  60         { ENDMP_SMF_PROP_GRP, "Invalid SMF property group" }
  61 };
  62
  63 static const int ndmp_nerr = sizeof (ndmp_errlist) / sizeof (ndmp_errlist[0]);
  64
  65 const char *
  66 ndmp_strerror(int errnum)
  67 {
  68         int i;
  69
  70         if (((errnum >= ENDMP_BASE) && (errnum - ENDMP_BASE)) < ndmp_nerr) {
  71                 for (i = 0; i < ndmp_nerr; i++) {
  72                         if (ndmp_errlist[i].err == errnum)
  73                                 return (ndmp_errlist[i].msg);
  74                         }
  75         }
  76         return ("Unknown error");
  77 }