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/*
* Copyright (c) 1997 - 2020 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 3. Neither the name of the Institute 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 INSTITUTE 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 THE INSTITUTE OR CONTRIBUTORS 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.
*/
#if defined(_MSC_VER)
# pragma warning(disable: 4646)
# pragma warning(disable: 4716)
#endif
#include "baselocl.h"
#include <err.h>
static heim_error_code _warnerr(heim_context context, int do_errtext,
heim_error_code code, int level, const char *fmt, va_list ap)
__attribute__ ((__format__ (__printf__, 5, 0)));
static heim_error_code
_warnerr(heim_context context, int do_errtext,
heim_error_code code, int level, const char *fmt, va_list ap)
{
char xfmt[7] = "";
const char *args[2], **arg;
char *msg = NULL;
const char *err_str = NULL;
heim_error_code ret;
args[0] = args[1] = NULL;
arg = args;
if(fmt){
strlcat(xfmt, "%s", sizeof(xfmt));
if(do_errtext)
strlcat(xfmt, ": ", sizeof(xfmt));
ret = vasprintf(&msg, fmt, ap);
if(ret < 0 || msg == NULL)
return ENOMEM;
*arg++ = msg;
}
if (context && do_errtext) {
strlcat(xfmt, "%s", sizeof(xfmt));
err_str = heim_get_error_message(context, code);
if (err_str != NULL) {
*arg = err_str;
} else {
*arg= "<unknown error>";
}
}
if (context && heim_get_warn_dest(context))
heim_log(context, heim_get_warn_dest(context), level, xfmt, args[0],
args[1]);
else
warnx(xfmt, args[0], args[1]);
free(msg);
heim_free_error_message(context, err_str);
return 0;
}
#define FUNC(ETEXT, CODE, LEVEL) \
heim_error_code ret; \
va_list ap; \
va_start(ap, fmt); \
ret = _warnerr(context, ETEXT, CODE, LEVEL, fmt, ap); \
va_end(ap);
#undef __attribute__
#define __attribute__(X)
/**
* Log a warning to the log, default stderr, include the error from
* the last failure.
*
* @param context A Kerberos 5 context.
* @param code error code of the last error
* @param fmt message to print
* @param ap arguments
*
* @ingroup heim_error
*/
heim_error_code
heim_vwarn(heim_context context, heim_error_code code,
const char *fmt, va_list ap)
__attribute__ ((__format__ (__printf__, 3, 0)))
{
return _warnerr(context, 1, code, 1, fmt, ap);
}
/**
* Log a warning to the log, default stderr, include the error from
* the last failure.
*
* @param context A Kerberos 5 context.
* @param code error code of the last error
* @param fmt message to print
*
* @ingroup heim_error
*/
heim_error_code
heim_warn(heim_context context, heim_error_code code, const char *fmt, ...)
__attribute__ ((__format__ (__printf__, 3, 4)))
{
FUNC(1, code, 1);
return ret;
}
/**
* Log a warning to the log, default stderr.
*
* @param context A Kerberos 5 context.
* @param fmt message to print
* @param ap arguments
*
* @ingroup heim_error
*/
heim_error_code
heim_vwarnx(heim_context context, const char *fmt, va_list ap)
__attribute__ ((__format__ (__printf__, 2, 0)))
{
return _warnerr(context, 0, 0, 1, fmt, ap);
}
/**
* Log a warning to the log, default stderr.
*
* @param context A Kerberos 5 context.
* @param fmt message to print
*
* @ingroup heim_error
*/
heim_error_code
heim_warnx(heim_context context, const char *fmt, ...)
__attribute__ ((__format__ (__printf__, 2, 3)))
{
FUNC(0, 0, 1);
return ret;
}
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