asterisk/main/minimime/mm_warnings.c

100 lines
2.9 KiB
C

/*
* $Id$
*
* MiniMIME - a library for handling MIME messages
*
* Copyright (C) 2003 Jann Fischer <rezine@mistrust.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:
*
* 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 author nor the names of the contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY JANN FISCHER 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 JANN FISCHER OR THE VOICES IN HIS HEAD
* 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.
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <ctype.h>
#include <assert.h>
#include "mm_internal.h"
/**
* Attaches a warning message to a context
*
* @param ctx A valid MiniMIME context object
* @param type The type of the warning
* @param fmt The warning message as format string
*/
void
mm_warning_add(MM_CTX *ctx, int type, const char *fmt, ...)
{
struct mm_warning *warning;
char buf[1024];
va_list ap;
assert(ctx != NULL);
va_start(ap, fmt);
vsnprintf(buf, sizeof buf, fmt, ap);
va_end(ap);
warning = (struct mm_warning *)xmalloc(sizeof(struct mm_warning));
warning->message = xstrdup(buf);
warning->type = type;
if (SLIST_EMPTY(&ctx->warnings)) {
SLIST_INSERT_HEAD(&ctx->warnings, warning, next);
} else {
struct mm_warning *last, *after;
after = NULL;
SLIST_FOREACH(last, &ctx->warnings, next) {
if (last != NULL) {
after = last;
}
}
assert(after != NULL);
SLIST_INSERT_AFTER(after, warning, next);
}
}
struct mm_warning *
mm_warning_next(MM_CTX *ctx, struct mm_warning **last)
{
struct mm_warning *warning;
if (*last == NULL) {
warning = SLIST_FIRST(&ctx->warnings);
} else {
warning = SLIST_NEXT(*last, next);
}
*last = warning;
return warning;
}