78f696b2f7
This commit implements a single shared utility function for checking the validaty of an IPv4 address, and both libfko and the fwknopd server use it now. The client will be updated as well.
75 lines
2.6 KiB
C
75 lines
2.6 KiB
C
/*
|
|
*****************************************************************************
|
|
*
|
|
* File: fko_util.h
|
|
*
|
|
* Author: Damien S. Stuart
|
|
*
|
|
* Purpose: Header for utility functions used by libfko
|
|
*
|
|
* Copyright 2009-2013 Damien Stuart (dstuart@dstuart.org)
|
|
*
|
|
* License (GNU General Public License):
|
|
*
|
|
* 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
|
|
* of the License, 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.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
|
* USA
|
|
*
|
|
*****************************************************************************
|
|
*/
|
|
#ifndef FKO_UTIL_H
|
|
#define FKO_UTIL_H 1
|
|
|
|
#include "fko.h"
|
|
|
|
/* Function prototypes
|
|
*/
|
|
int is_valid_encoded_msg_len(const int len);
|
|
int is_valid_pt_msg_len(const int len);
|
|
int is_valid_digest_len(const int len);
|
|
int is_valid_ipv4_addr(const char * const ip_str);
|
|
int is_base64(const unsigned char * const buf, const unsigned short int len);
|
|
int enc_mode_strtoint(const char *enc_mode_str);
|
|
short enc_mode_inttostr(int enc_mode, char* enc_mode_str, size_t enc_mode_size);
|
|
int strtol_wrapper(const char * const str, const int min,
|
|
const int max, const int exit_upon_err, int *is_err);
|
|
short digest_strtoint(const char *dt_str);
|
|
short digest_inttostr(int digest, char* digest_str, size_t digest_size);
|
|
short hmac_digest_strtoint(const char *dt_str);
|
|
short hmac_digest_inttostr(int digest, char* digest_str, size_t digest_size);
|
|
int constant_runtime_cmp(const char *a, const char *b, int len);
|
|
int zero_free(char *buf, int len);
|
|
int zero_buf(char *buf, int len);
|
|
|
|
const char * enc_type_inttostr(const int type);
|
|
const char * msg_type_inttostr(const int type);
|
|
|
|
#if !HAVE_STRLCAT
|
|
size_t strlcat(char *dst, const char *src, size_t siz);
|
|
#endif
|
|
|
|
#if !HAVE_STRLCPY
|
|
size_t strlcpy(char *dst, const char *src, size_t siz);
|
|
#endif
|
|
|
|
#if defined(WIN32) || !defined(HAVE_STRNDUP)
|
|
char * strndup( const char * s, size_t len );
|
|
#endif
|
|
|
|
int dump_ctx_to_buffer(fko_ctx_t ctx, char *dump_buf, size_t dump_buf_len);
|
|
|
|
#endif /* FKO_UTIL_H */
|
|
|
|
/***EOF***/
|