85 lines
3.0 KiB
C
85 lines
3.0 KiB
C
/*
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*****************************************************************************
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*
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* File: fko_util.h
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*
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* Purpose: Header for utility functions used by libfko
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*
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* Fwknop is developed primarily by the people listed in the file 'AUTHORS'.
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* Copyright (C) 2009-2014 fwknop developers and contributors. For a full
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* list of contributors, see the file 'CREDITS'.
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*
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* License (GNU General Public License):
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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*****************************************************************************
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*/
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#ifndef FKO_UTIL_H
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#define FKO_UTIL_H 1
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#include "fko.h"
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#define MAX_CMDLINE_ARGS 30 /*!< should be way more than enough */
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#define MAX_ARGS_LINE_LEN 1024
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/* Function prototypes
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*/
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int is_valid_encoded_msg_len(const int len);
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int is_valid_pt_msg_len(const int len);
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int is_valid_ipv4_addr(const char * const ip_str);
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int is_base64(const unsigned char * const buf, const unsigned short int len);
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void hex_dump(const unsigned char *data, const int size);
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int enc_mode_strtoint(const char *enc_mode_str);
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short enc_mode_inttostr(int enc_mode, char* enc_mode_str, size_t enc_mode_size);
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int strtol_wrapper(const char * const str, const int min,
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const int max, const int exit_upon_err, int *is_err);
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short digest_strtoint(const char *dt_str);
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short digest_inttostr(int digest, char* digest_str, size_t digest_size);
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short hmac_digest_strtoint(const char *dt_str);
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short hmac_digest_inttostr(int digest, char* digest_str, size_t digest_size);
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int constant_runtime_cmp(const char *a, const char *b, int len);
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int zero_free(char *buf, int len);
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int zero_buf(char *buf, int len);
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const char * enc_type_inttostr(const int type);
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const char * msg_type_inttostr(const int type);
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void chop_newline(char *str);
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void chop_char(char *str, const char chop);
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void chop_spaces(char *str);
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int strtoargv(const char * const args_str, char **argv_new, int *argc_new);
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void free_argv(char **argv_new, int *argc_new);
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#if !HAVE_STRLCAT
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size_t strlcat(char *dst, const char *src, size_t siz);
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#endif
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#if !HAVE_STRLCPY
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size_t strlcpy(char *dst, const char *src, size_t siz);
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#endif
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#if defined(WIN32) || !defined(HAVE_STRNDUP)
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char * strndup( const char * s, size_t len );
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#endif
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int dump_ctx_to_buffer(fko_ctx_t ctx, char *dump_buf, size_t dump_buf_len);
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#endif /* FKO_UTIL_H */
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/***EOF***/
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