/**
* Copyright (C) 2011 Anders Sundman <[email protected]>
*
* This file is part of mfterm.
*
* mfterm 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 3 of the License, or
* (at your option) any later version.
*
* mfterm 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 mfterm. If not, see <http://www.gnu.org/licenses/>.
*
* Parts of code used in this file are from the GNU readline library file
* fileman.c (GPLv3). Copyright (C) 1987-2009 Free Software Foundation, Inc
*/
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include "util.h"
char* strdup(const char* string) {
if (string == NULL)
return NULL;
// Allocate memory for the string + '\0'
char* new_string = malloc(strlen(string) + 1);
if(new_string)
strcpy(new_string, string);
return new_string;
}
int is_space(char c) {
return c == ' ' || c == '\t';
}
/* Strip whitespace from the start and end of STRING. Return a pointer
into STRING. */
char* trim(char* string) {
char* s = string;
while (is_space(*s))
++s;
if (*s == 0)
return s;
char* t = s + strlen(s) - 1;
while (t > s && is_space(*t))
--t;
*++t = '\0';
return s;
}
void print_hex_array(const unsigned char* data, size_t nbytes) {
print_hex_array_sep(data, nbytes, NULL);
}
void print_hex_array_sep(const unsigned char* data, size_t nbytes, char* sep) {
for (int i = 0; i < nbytes; ++i) {
printf("%02x", data[i]);
if (sep)
printf("%s", sep);
}
}
void print_ascii_rendering(const unsigned char* data, size_t nbytes, char nonascii) {
for (int i = 0; i < nbytes; ++i) {
if (data[i] >= 32 && data[i] < 127)
printf("%c", data[i]);
else
printf("%c", nonascii);
}
}