boinc/lib/str_util.h

94 lines
3.0 KiB
C++

// Berkeley Open Infrastructure for Network Computing
// http://boinc.berkeley.edu
// Copyright (C) 2005 University of California
//
// This is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation;
// either version 2.1 of the License, or (at your option) any later version.
//
// This software 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 Lesser General Public License for more details.
//
// To view the GNU Lesser General Public License visit
// http://www.gnu.org/copyleft/lesser.html
// or write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#ifndef STR_UTIL_H
#define STR_UTIL_H
#include <cstdlib>
#include <ctime>
#include <cctype>
#include <cstring>
#include <string>
#include <vector>
#define MEGA (1048576.0)
#define GIGA (1024.*1048576.0)
#if !defined(HAVE_STRLCPY)
extern size_t strlcpy(char*, const char*, size_t);
#endif
#if !defined(HAVE_STRLCAT)
extern size_t strlcat(char *dst, const char *src, size_t size);
#endif
extern int ndays_to_string(double x, int smallest_timescale, char *buf);
extern void nbytes_to_string(double nbytes, double total_bytes, char* str, int len);
extern int parse_command_line(char*, char**);
extern void c2x(char *what);
extern void strip_whitespace(char *str);
extern void strip_whitespace(std::string&);
extern void unescape_url(std::string& url);
extern void unescape_url(char *url);
extern void escape_url(std::string& url);
extern void escape_url(char *in, char*out);
extern void escape_url_readable(char* in, char* out);
extern void escape_project_url(char *in, char* out);
extern bool valid_master_url(char*);
extern void canonicalize_master_url(char *url);
extern void canonicalize_master_url(std::string&);
#define safe_strcpy(x, y) strlcpy(x, y, sizeof(x))
#define safe_strcat(x, y) if (strlen(x)+strlen(y)<sizeof(x)) strcat(x, y)
extern char* time_to_string(double);
extern char* precision_time_to_string(double);
extern std::string timediff_format(double);
inline bool ends_with(std::string const& s, std::string const& suffix) {
return
s.size()>=suffix.size() &&
s.substr(s.size()-suffix.size()) == suffix;
}
inline bool starts_with(std::string const& s, std::string const& prefix) {
return s.substr(0, prefix.size()) == prefix;
}
inline void downcase_string(std::string& w) {
char buf[1024];
strlcpy(buf, w.c_str(), sizeof(buf));
size_t n = strlen(buf);
for (size_t i=0; i<n; i++) {
buf[i] = tolower(buf[i]);
}
w = buf;
}
// convert UNIX time to MySQL timestamp (yyyymmddhhmmss)
//
extern void mysql_timestamp(double, char*);
// returns short text description of error corresponding to
// int errornumber from error_numbers.h
//
extern const char* boincerror(int which_error);
extern const char* network_status_string(int);
extern const char* rpc_reason_string(int);
#endif