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/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
* lib/krb5/krb/kerrs.c
*
* Copyright 2006 Massachusetts Institute of Technology.
* All Rights Reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*
* error-message functions
*/
#include <stdarg.h>
#include "k5-int.h"
#ifdef DEBUG
static int error_message_debug = 0;
#ifndef ERROR_MESSAGE_DEBUG
#define ERROR_MESSAGE_DEBUG() (error_message_debug != 0)
#endif
#endif
#undef krb5_set_error_message
void KRB5_CALLCONV_C
krb5_set_error_message (krb5_context ctx, krb5_error_code code,
const char *fmt, ...)
{
va_list args;
if (ctx == NULL)
return;
va_start (args, fmt);
#ifdef DEBUG
if (ERROR_MESSAGE_DEBUG())
fprintf(stderr,
"krb5_set_error_message(ctx=%p/err=%p, code=%ld, ...)\n",
ctx, &ctx->err, (long) code);
#endif
krb5int_vset_error (&ctx->err, code, fmt, args);
#ifdef DEBUG
if (ERROR_MESSAGE_DEBUG())
fprintf(stderr, "->%s\n", ctx->err.msg);
#endif
va_end (args);
}
void KRB5_CALLCONV_C
krb5_set_error_message_fl (krb5_context ctx, krb5_error_code code,
const char *file, int line, const char *fmt, ...)
{
va_list args;
if (ctx == NULL)
return;
va_start (args, fmt);
#ifdef DEBUG
if (ERROR_MESSAGE_DEBUG())
fprintf(stderr,
"krb5_set_error_message(ctx=%p/err=%p, code=%ld, ...)\n",
ctx, &ctx->err, (long) code);
#endif
krb5int_vset_error_fl (&ctx->err, code, file, line, fmt, args);
#ifdef DEBUG
if (ERROR_MESSAGE_DEBUG())
fprintf(stderr, "->%s\n", ctx->err.msg);
#endif
va_end (args);
}
void KRB5_CALLCONV
krb5_vset_error_message (krb5_context ctx, krb5_error_code code,
const char *fmt, va_list args)
{
#ifdef DEBUG
if (ERROR_MESSAGE_DEBUG())
fprintf(stderr, "krb5_vset_error_message(ctx=%p, code=%ld, ...)\n",
ctx, (long) code);
#endif
if (ctx == NULL)
return;
krb5int_vset_error (&ctx->err, code, fmt, args);
#ifdef DEBUG
if (ERROR_MESSAGE_DEBUG())
fprintf(stderr, "->%s\n", ctx->err.msg);
#endif
}
/* Set the error message state of dest_ctx to that of src_ctx. */
void KRB5_CALLCONV
krb5_copy_error_message (krb5_context dest_ctx, krb5_context src_ctx)
{
if (dest_ctx == src_ctx)
return;
if (src_ctx->err.msg) {
krb5int_set_error(&dest_ctx->err, src_ctx->err.code, "%s",
src_ctx->err.msg);
} else {
krb5int_clear_error(&dest_ctx->err);
}
}
const char * KRB5_CALLCONV
krb5_get_error_message (krb5_context ctx, krb5_error_code code)
{
#ifdef DEBUG
if (ERROR_MESSAGE_DEBUG())
fprintf(stderr, "krb5_get_error_message(%p, %ld)\n", ctx, (long) code);
#endif
if (ctx == NULL)
return error_message(code);
return krb5int_get_error (&ctx->err, code);
}
void KRB5_CALLCONV
krb5_free_error_message (krb5_context ctx, const char *msg)
{
#ifdef DEBUG
if (ERROR_MESSAGE_DEBUG())
fprintf(stderr, "krb5_free_error_message(%p, %p)\n", ctx, msg);
#endif
if (ctx == NULL)
return;
krb5int_free_error (&ctx->err, msg);
}
void KRB5_CALLCONV
krb5_clear_error_message (krb5_context ctx)
{
#ifdef DEBUG
if (ERROR_MESSAGE_DEBUG())
fprintf(stderr, "krb5_clear_error_message(%p)\n", ctx);
#endif
if (ctx == NULL)
return;
krb5int_clear_error (&ctx->err);
}
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