kopia lustrzana https://gitlab.com/Teuniz/DSRemote
163 wiersze
6.8 KiB
C
163 wiersze
6.8 KiB
C
/*
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***************************************************************************
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*
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* Author: Teunis van Beelen
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*
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* Copyright (C) 2009 - 2023 Teunis van Beelen
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*
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* Email: teuniz@protonmail.com
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*
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***************************************************************************
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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 as published by
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* the Free Software Foundation, version 3 of the License.
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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, see <http://www.gnu.org/licenses/>.
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*
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***************************************************************************
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*/
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#ifndef UTILS_INCLUDED
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#define UTILS_INCLUDED
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <ctype.h>
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#include <math.h>
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void remove_trailing_spaces(char *);
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void remove_leading_spaces(char *);
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void trim_spaces(char *);
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/* removes trailing zero's from one or more occurrences of a decimal fraction in a string */
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void remove_trailing_zeros(char *);
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void convert_trailing_zeros_to_spaces(char *);
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void remove_leading_chars(char *, int);
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void remove_trailing_chars(char *, int);
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/* Inserts a copy of substr into str. The substring is the portion of substr that begins at */
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/* the character position subpos and spans sublen characters (or until the end of substr */
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/* if substr is too short). */
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void str_insert_substr(char *str, int pos, int len, const char *substr, int subpos, int sublen);
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/* Replaces the nth occurrence of dest_substr in str with src_substr. */
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/* If n = -1, all occurrences will be replaced. */
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/* len is the buffer length, not the string length! */
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/* Returns the number of substrings replaced. */
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int str_replace_substr(char *str, int len, int n, const char *dest_substr, const char *src_substr);
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/* converts non-readable non-ascii characters in "<0xhh>" */
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/* arguments: destination string, source string, maximum destination length including the terminating null byte */
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int convert_non_ascii_to_hex(char *, const char *, int);
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void remove_extension_from_filename(char *); /* removes extension including the dot */
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int get_filename_from_path(char *dest, const char *src, int size); /* size is size of destination, returns length of filename */
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int get_directory_from_path(char *dest, const char *src, int size); /* size is size of destination, returns length of directory */
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void get_relative_path_from_absolut_paths(char *dest, const char *src1, const char *src2, int size); /* size is size of destination, dest points to src2 relative to src1 */
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void sanitize_path(char *path); /* removes double dot entries */
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void sanitize_ascii(char *); /* replaces all non-ascii characters with a dot */
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/* replaces all control chars (decimal values < 32 and decimal value == 127 (DEL)) */
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/* works also with UTF-8 and Latin-1 */
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void str_replace_ctrl_chars(char *, char);
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void ascii_toupper(char *);
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void latin1_to_ascii(char *, int);
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void latin1_to_utf8(char *, int);
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void utf8_to_latin1(char *);
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int utf8_strlen(const char *); /* returns the number of utf8 characters in the string */
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int utf8_idx(const char *, int); /* returns the byte offset of the nth utf8 character */
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/* limits the length in bytes of the string while avoiding creating an illegal utf8 character at the end of the string */
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/* returns the new byte length */
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int utf8_set_byte_len(char *, int);
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/* limits the length in utf8 chars of the string */
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/* returns the new utf8 char length */
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int utf8_set_char_len(char *, int);
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int antoi(const char *, int);
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int atoi_nonlocalized(const char *);
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double atof_nonlocalized(const char *);
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//int sprint_number_nonlocalized(char *, double);
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long long atoll_x(const char *, int);
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void strntolower(char *, int);
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/* returns also empty tokens */
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char * strtok_r_e(char *, const char *, char **);
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/* 3th argument is the minimum digits that will be printed (minus sign not included), leading zero's will be added if necessary */
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/* if 4th argument is zero, only negative numbers will have the sign '-' character */
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/* if 4th argument is one, the sign '+' or '-' character will always be printed */
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/* returns the amount of characters printed */
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//int sprint_int_number_nonlocalized(char *, int, int, int);
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int sprint_ll_number_nonlocalized(char *, long long, int, int);
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int fprint_int_number_nonlocalized(FILE *, int, int, int);
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int fprint_ll_number_nonlocalized(FILE *, long long, int, int);
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/* returns 1 in case the string is not a number */
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int is_integer_number(const char *);
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int is_number(const char *);
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int round_125_cat(double); /* returns 10, 20 or 50, depending on the value */
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void hextoascii(char *); /* inline copy */
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void bintoascii(char *); /* inline copy */
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void bintohex(char *); /* inline copy */
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void asciitohex(char *, const char *); /* destination must have double the size of source! */
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void asciitobin(char *, const char *); /* destination must have eight times the size of source! */
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void hextobin(char *, const char *); /* destination must have four times the size of source! */
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/* Converts a double to Giga/Mega/Kilo/milli/micro/etc. */
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/* int is number of decimals and size of destination. Result is written into the string argument */
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int convert_to_metric_suffix(char *, double, int, int);
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double round_up_step125(double, double *); /* Rounds the value up to 1-2-5 steps */
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double round_down_step125(double, double *); /* Rounds the value down to 1-2-5 steps */
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double round_to_3digits(double); /* Rounds the value to max 3 digits */
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int strtoipaddr(unsigned int *, const char *); /* convert a string "192.168.1.12" to an integer */
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int dblcmp(double, double); /* returns 0 when equal */
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int base64_dec(const void *, void *, int);
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int t_gcd(int, int); /* returns greatest common divisor */
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int t_lcm(int, int); /* returns least common multiple */
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/* sz is size of destination, returns length of string in dest.
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* This is different than the official BSD implementation!
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* From the BSD man-page:
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* "The strlcpy() and strlcat() functions return the total length of
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* the string they tried to create. For strlcpy() that means the
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* length of src. For strlcat() that means the initial length of dst
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* plus the length of src. While this may seem somewhat confusing,
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* it was done to make truncation detection simple."
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*/
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#if defined(__APPLE__) || defined(__MACH__) || defined(__APPLE_CC__) || defined(__FreeBSD__) || defined(__HAIKU__) || ((__GLIBC__ >= 2) && (__GLIBC_MINOR__ >= 38)) || (__GLIBC__ >= 3)
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/* nothing here */
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#else
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#define HAS_NO_STRLC
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int strlcpy(char *, const char *, int);
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int strlcat(char *, const char *, int);
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#endif
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif
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