111 lines
4.2 KiB
C
111 lines
4.2 KiB
C
/*
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* Copyright (C) 2013-2022 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
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* Copyright (C) 2007-2013 Sourcefire, Inc.
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*
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* Authors: Tomasz Kojm, Nigel Horne, Török Edvin
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*
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* Acknowledgements: cli_strcasestr() contains a public domain code from:
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* http://unixpapa.com/incnote/string.html
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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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., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#ifndef __STR_H
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#define __STR_H
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#include <ctype.h>
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#include <sys/types.h>
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#include <limits.h>
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#include "clamav.h"
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#define SIZE_T_CHARLEN ((sizeof(size_t) * CHAR_BIT + 2) / 3 + 1)
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#ifdef HAVE_STRCASESTR
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#define CLI_STRCASESTR strcasestr
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#else
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#define CLI_STRCASESTR __cli_strcasestr
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#endif
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#if defined(HAVE_STRNDUP) && !defined(HAVE_STRNI)
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#define CLI_STRNDUP strndup
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#else
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#define CLI_STRNDUP __cli_strndup
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#endif
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#if defined(HAVE_STRNLEN) && !defined(HAVE_STRNI)
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#define CLI_STRNLEN strnlen
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#else
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#define CLI_STRNLEN __cli_strnlen
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#endif
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#if defined(HAVE_STRNSTR) && !defined(HAVE_STRNI)
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#define CLI_STRNSTR strnstr
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#else
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#define CLI_STRNSTR __cli_strnstr
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#endif
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#include <stdio.h>
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#define CLI_NOCASE(val) tolower(val)
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#define CLI_NOCASEI(val) toupper(val)
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/* Custom implementations for systems that do not include these functions. */
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const char *__cli_strcasestr(const char *haystack, const char *needle);
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char *__cli_strndup(const char *s, size_t n);
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size_t __cli_strnlen(const char *s, size_t n);
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char *__cli_strnstr(const char *s, const char *find, size_t slen);
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/* Custom string-manipulation functions */
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int cli_strbcasestr(const char *haystack, const char *needle);
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int cli_chomp(char *string);
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char *cli_strtok(const char *line, int field, const char *delim);
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int cli_realhex2ui(const char *hex, uint16_t *ptr, unsigned int len);
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uint16_t *cli_hex2ui(const char *hex);
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int cli_hex2str_to(const char *hex, char *ptr, size_t len);
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char *cli_hex2str(const char *hex);
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int cli_hex2num(const char *hex);
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int cli_xtoi(const char *hex);
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char *cli_str2hex(const char *string, unsigned int len);
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char *cli_strtokbuf(const char *input, int fieldno, const char *delim, char *output);
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const char *cli_memstr(const char *haystack, size_t hs, const char *needle, size_t ns);
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char *cli_strrcpy(char *dest, const char *source);
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size_t cli_strtokenize(char *buffer, const char delim, const size_t token_count, const char **tokens);
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size_t cli_ldbtokenize(char *buffer, const char delim, const size_t token_count, const char **tokens, size_t token_skip);
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long cli_strntol(const char *nptr, size_t n, char **endptr, register int base);
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unsigned long cli_strntoul(const char *nptr, size_t n, char **endptr, register int base);
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cl_error_t cli_strntol_wrap(const char *buf, size_t buf_size, int fail_at_nondigit, int base, long *result);
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cl_error_t cli_strntoul_wrap(const char *buf, size_t buf_size, int fail_at_nondigit, int base, unsigned long *result);
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int cli_isnumber(const char *str);
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char *cli_unescape(const char *str);
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struct text_buffer;
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int cli_textbuffer_append_normalize(struct text_buffer *buf, const char *str, size_t len);
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int cli_hexnibbles(char *str, int len);
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size_t cli_strlcat(char *dst, const char *src, size_t sz); /* libclamav/strlcat.c */
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/**
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* @brief Get the file basename including extension from a file path.
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*
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* Caller is responsible for freeing filebase.
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* An empty string will be returned if the caller inputs a directory with a trailing slash (no file).
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*
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* @param filepath The filepath in question.
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* @param[out] filebase An allocated string containing the file basename.
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* @return cl_error_t CL_SUCCESS, CL_EARG, CL_EFORMAT, or CL_EMEM
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*/
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cl_error_t cli_basename(const char *filepath, size_t filepath_len, char **filebase);
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#endif
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