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/**
* @file convert.h
* @brief Declaration of miscellaneous convertion functions.
* @author Andreas Aardal Hanssen
* @date 2002-2005
*/
#ifndef convert_h_included
#define convert_h_included
#include "address.h"
#include "depot.h"
#include <cstring>
#include <iomanip>
#include <iostream>
#include <string>
#include <vector>
#include <stdio.h>
#include <sys/stat.h>
namespace Binc {
inline std::string toString(int i_in)
{
char intbuf[16];
snprintf(intbuf, sizeof(intbuf), "%d", i_in);
return std::string(intbuf);
}
inline std::string toString(unsigned int i_in)
{
char intbuf[16];
snprintf(intbuf, sizeof(intbuf), "%u", i_in);
return std::string(intbuf);
}
inline std::string toString(unsigned long i_in)
{
char longbuf[40];
snprintf(longbuf, sizeof(longbuf), "%lu", i_in);
return std::string(longbuf);
}
inline std::string toString(const char *i_in)
{
return std::string(i_in);
}
inline int atoi(const std::string &s_in)
{
return ::atoi(s_in.c_str());
}
inline std::string toHex(const std::string &s)
{
const char hexchars[] = "0123456789abcdef";
std::string tmp;
for (auto i : s) {
unsigned char c = static_cast<unsigned char>(i);
tmp += hexchars[((c & 0xf0) >> 4)];
tmp += hexchars[c & 0x0f];
}
return tmp;
}
inline std::string fromHex(const std::string &s)
{
// const
char hexchars[] = "0123456789abcdef";
std::string tmp;
for (auto i = s.cbegin(); i != s.cend() && i + 1 != s.cend(); i += 2) {
int n;
unsigned char c = *i;
unsigned char d = *(i + 1);
char *t;
if ((t = strchr(hexchars, c)) == nullptr) return "out of range";
n = (t - hexchars) << 4;
if ((t = strchr(hexchars, d)) == nullptr) return "out of range";
n += (t - hexchars);
if (n >= 0 && n <= 255)
tmp += (char)n;
else
return "out of range";
}
return tmp;
}
inline std::string toImapString(const std::string &s_in)
{
for (const auto i : s_in) {
auto c = static_cast<unsigned char>(i);
if (c <= 31 || c >= 127 || c == '\"' || c == '\\')
return "{" + toString(s_in.length()) + "}\r\n" + s_in;
}
return "\"" + s_in + "\"";
}
inline void uppercase(std::string &input)
{
for (auto &i : input)
i = toupper(i);
}
inline void lowercase(std::string &input)
{
for (char &i : input)
i = tolower(i);
}
inline void chomp(std::string &s_in, const std::string &chars = " \t\r\n")
{
int n = s_in.length();
while (n > 1 && chars.find(s_in[n - 1]) != std::string::npos)
s_in.resize(n-- - 1);
}
inline void trim(std::string &s_in, const std::string &chars = " \t\r\n")
{
while (s_in != "" && chars.find(s_in[0]) != std::string::npos)
s_in = s_in.substr(1);
chomp(s_in, chars);
}
inline const std::string unfold(const std::string &a, bool removecomment = true)
{
std::string tmp;
bool incomment = false;
bool inquotes = false;
for (const char i : a) {
unsigned char c = (unsigned char)i;
if (!inquotes && removecomment) {
if (c == '(') {
incomment = true;
tmp += " ";
} else if (c == ')') {
incomment = false;
} else if (c != 0x0a && c != 0x0d) {
tmp += i;
}
} else if (c != 0x0a && c != 0x0d) {
tmp += i;
}
if (!incomment) {
if (i == '\"') inquotes = !inquotes;
}
}
trim(tmp);
return tmp;
}
inline void split(const std::string &s_in,
const std::string &delim,
std::vector<std::string> &dest,
bool skipempty = true)
{
std::string token;
for (const char i : s_in) {
if (delim.find(i) != std::string::npos) {
if (!skipempty || token != "") dest.push_back(token);
token = "";
} else {
token += i;
}
}
if (token != "") dest.push_back(token);
}
inline void splitAddr(const std::string &s_in,
std::vector<std::string> &dest,
bool skipempty = true)
{
static const std::string delim = ",";
std::string token;
bool inquote = false;
for (const char i : s_in) {
if (inquote && i == '\"')
inquote = false;
else if (!inquote && i == '\"')
inquote = true;
if (!inquote && delim.find(i) != std::string::npos) {
if (!skipempty || token != "") dest.push_back(token);
token = "";
} else {
token += i;
}
}
if (token != "") dest.push_back(token);
}
inline std::string toCanonMailbox(const std::string &s_in)
{
if (s_in.find("..") != std::string::npos) return "";
if (s_in.length() >= 5) {
std::string a = s_in.substr(0, 5);
uppercase(a);
return a == "INBOX" ? a + (s_in.length() > 5 ? s_in.substr(5) : "") : s_in;
}
return s_in;
}
inline std::string toRegex(const std::string &s_in, char delimiter)
{
std::string regex = "^";
for (const char i : s_in) {
if (i == '.' || i == '[' || i == ']' || i == '{' || i == '}' || i == '(' || i == ')'
|| i == '^' || i == '$' || i == '?' || i == '+' || i == '\\')
{
regex += "\\";
regex += i;
} else if (i == '*') {
regex += ".*?";
} else if (i == '%') {
regex += "(\\";
regex += delimiter;
regex += "){0,1}";
regex += "[^\\";
regex += delimiter;
regex += "]*?";
} else {
regex += i;
}
}
if (regex[regex.length() - 1] == '?')
regex[regex.length() - 1] = '$';
else
regex += "$";
return regex;
}
class BincStream {
private:
std::string nstr;
public:
BincStream &operator<<(std::ostream &(*)(std::ostream &));
BincStream &operator<<(const std::string &t);
BincStream &operator<<(unsigned long t);
BincStream &operator<<(unsigned int t);
BincStream &operator<<(int t);
BincStream &operator<<(char t);
std::string popString(unsigned int size);
char popChar();
void unpopChar(char c);
void unpopStr(const std::string &s);
const std::string &str() const;
unsigned int getSize() const;
void clear();
BincStream();
~BincStream();
};
}
#endif
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