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/*
* Tiny TACACS+ Client Library
* Copyright (C) 2022 David M. Syzdek <david@syzdek.net>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of David M. Syzdek nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DAVID M. SYZDEK BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#define _LIB_LIBTINYTAC_LERROR_C 1
#include "lerror.h"
///////////////
// //
// Headers //
// //
///////////////
#pragma mark - Headers
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <unistd.h>
#include <syslog.h>
#include <stdatomic.h>
#include <assert.h>
//////////////////
// //
// Prototypes //
// //
//////////////////
#pragma mark - Prototypes
static const char *
tinytac_error_map(
int errnum );
/////////////////
// //
// Functions //
// //
/////////////////
#pragma mark - Functions
static const char *
tinytac_error_map(
int errnum )
{
TinyTacDebugTrace();
switch(errnum)
{
case TTAC_SUCCESS: return("success");
case TTAC_EUNKNOWN: return("unknown error");
case TTAC_ENOMEM: return("out of virtual memory");
case TTAC_EACCES: return("permission denied");
case TTAC_ENOENT: return("no such file or directory");
case TTAC_ESYNTAX: return("invalid or unrecognized syntax");
case TTAC_ENOBUFS: return("no buffer space available");
case TTAC_EEXISTS: return("dictionary object exists");
case TTAC_EINVAL: return("invalid argument");
case TTAC_EOPTION: return("invalid or unknown option");
case TTAC_EOPTVAL: return("invalid option value");
case TTAC_ESTOPINIT: return("stop configuration initialization (used internally)");
default:
break;
};
return("unknown error code");
}
char *
tinytac_strerror(
int errnum )
{
static char buff[128];
TinyTacDebugTrace();
return(tinytac_strerror_r(errnum, buff, sizeof(buff)));
}
char *
tinytac_strerror_r(
int errnum,
char * strerrbuf,
size_t buflen )
{
const char * msg;
TinyTacDebugTrace();
assert(strerrbuf != NULL);
assert(buflen > 1);
msg = tinytac_error_map(errnum);
tinytacb_strlcpy(strerrbuf, msg, buflen);
return(strerrbuf);
}
/* end of source */
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