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/* $Id: utils.h,v 1.15 2002-04-18 16:57:06 rjkaes Exp $
*
* See 'utils.h' for a detailed description.
*
* Copyright (C) 1998 Steven Young
* Copyright (C) 1999 Robert James Kaes (rjkaes@flarenet.com)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef _TINYPROXY_UTILS_H_
#define _TINYPROXY_UTILS_H_
#include "tinyproxy.h"
#include "conns.h"
/*
* Error codes used within the utility functions.
*/
#define EERROR 1 /* Generic error */
#define ENOMEMORY 2 /* Out of memory (or allocation error) */
#define EOUTRANGE 3 /* The variable is out of range */
extern int send_http_message(struct conn_s *connptr, int http_code,
const char *error_title, const char *message);
extern int send_http_error_message(struct conn_s *connptr);
extern int indicate_http_error(struct conn_s* connptr, int number, const char *string);
extern void makedaemon(void);
extern void pidfile_create(const char *path);
extern int create_file_safely(const char *filename);
#ifndef HAVE_STRLCAT
extern size_t strlcat(char *dst, const char *src, size_t size);
#endif /* HAVE_STRLCAT */
#ifndef HAVE_STRLCPY
extern size_t strlcpy(char *dst, const char *src, size_t size);
#endif /* HAVE_STRLCPY */
extern size_t chomp(char *buffer, size_t length);
extern void rotate_log_files(void);
/*
* The following is to allow for better memory checking.
*/
#ifndef NDEBUG
extern void *debugging_calloc(size_t nmemb, size_t size, const char *file,
unsigned long line);
extern void *debugging_malloc(size_t size, const char *file,
unsigned long line);
extern void debugging_free(void *ptr, const char *file, unsigned long line);
extern void *debugging_realloc(void *ptr, size_t size, const char *file,
unsigned long line);
# define safecalloc(x, y) debugging_calloc(x, y, __FILE__, __LINE__)
# define safemalloc(x) debugging_malloc(x, __FILE__, __LINE__)
# define saferealloc(x, y) debugging_realloc(x, y, __FILE__, __LINE__)
# define safefree(x) debugging_free(x, __FILE__, __LINE__)
#else
# define safecalloc(x, y) calloc(x, y)
# define safemalloc(x) malloc(x)
# define saferealloc(x, y) realloc(x, y)
# define safefree(x) free(x)
#endif
#endif
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