/*
* InspIRCd -- Internet Relay Chat Daemon
*
+ * Copyright (C) 2019 linuxdaemon <linuxdaemon.irc@gmail.com>
+ * Copyright (C) 2013, 2018-2019 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2013 Adam <Adam@anope.org>
+ * Copyright (C) 2012-2013, 2015-2016 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2012 Robby <robby@chatbelgie.be>
+ * Copyright (C) 2009 Uli Schlachter <psychon@inspircd.org>
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
- * Copyright (C) 2005-2009 Craig Edwards <craigedwards@brainbox.cc>
- * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2006-2007, 2010 Craig Edwards <brain@inspircd.org>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public
return (national_case_insensitive_map[*n1] == national_case_insensitive_map[*n2]);
}
+size_t irc::find(const std::string& haystack, const std::string& needle)
+{
+ // The haystack can't contain the needle if it is smaller than it.
+ if (needle.length() > haystack.length())
+ return std::string::npos;
+
+ // The inner loop checks the characters between haystack_last and the end of the haystack.
+ size_t haystack_last = haystack.length() - needle.length();
+ for (size_t hpos = 0; hpos <= haystack_last; ++hpos)
+ {
+ // Check for the needle at the current haystack position.
+ bool found = true;
+ for (size_t npos = 0; npos < needle.length(); ++npos)
+ {
+ if (national_case_insensitive_map[(unsigned char)needle[npos]] != national_case_insensitive_map[(unsigned char)haystack[hpos + npos]])
+ {
+ // Uh-oh, characters at the current haystack position don't match.
+ found = false;
+ break;
+ }
+ }
+
+ // The entire needle was found in the haystack!
+ if (found)
+ return hpos;
+ }
+
+ // We didn't find anything.
+ return std::string::npos;
+}
+
+
bool irc::insensitive_swo::operator()(const std::string& a, const std::string& b) const
{
const unsigned char* charmap = national_case_insensitive_map;
return t;
}
-/******************************************************
- *
- * This is the implementation of our special irc::string
- * class which is a case-insensitive equivalent to
- * std::string which is not only case-insensitive but
- * can also do scandanavian comparisons, e.g. { = [, etc.
- *
- * This class depends on the const array 'national_case_insensitive_map'.
- *
- ******************************************************/
-
-bool irc::irc_char_traits::eq(char c1st, char c2nd)
+irc::tokenstream::tokenstream(const std::string& msg, size_t start, size_t end)
+ : message(msg, start, end)
+ , position(0)
{
- return national_case_insensitive_map[(unsigned char)c1st] == national_case_insensitive_map[(unsigned char)c2nd];
}
-bool irc::irc_char_traits::ne(char c1st, char c2nd)
+bool irc::tokenstream::GetMiddle(std::string& token)
{
- return national_case_insensitive_map[(unsigned char)c1st] != national_case_insensitive_map[(unsigned char)c2nd];
-}
-
-bool irc::irc_char_traits::lt(char c1st, char c2nd)
-{
- return national_case_insensitive_map[(unsigned char)c1st] < national_case_insensitive_map[(unsigned char)c2nd];
-}
-
-int irc::irc_char_traits::compare(const char* str1, const char* str2, size_t n)
-{
- for(unsigned int i = 0; i < n; i++)
+ // If we are past the end of the string we can't do anything.
+ if (position >= message.length())
{
- if(national_case_insensitive_map[(unsigned char)*str1] > national_case_insensitive_map[(unsigned char)*str2])
- return 1;
-
- if(national_case_insensitive_map[(unsigned char)*str1] < national_case_insensitive_map[(unsigned char)*str2])
- return -1;
-
- if(*str1 == 0 || *str2 == 0)
- return 0;
-
- str1++;
- str2++;
+ token.clear();
+ return false;
}
- return 0;
-}
-const char* irc::irc_char_traits::find(const char* s1, int n, char c)
-{
- while(n-- > 0 && national_case_insensitive_map[(unsigned char)*s1] != national_case_insensitive_map[(unsigned char)c])
- s1++;
- return (n >= 0) ? s1 : NULL;
-}
+ // If we can't find another separator this is the last token in the message.
+ size_t separator = message.find(' ', position);
+ if (separator == std::string::npos)
+ {
+ token.assign(message, position, std::string::npos);
+ position = message.length();
+ return true;
+ }
-irc::tokenstream::tokenstream(const std::string &source) : spacesepstream(source)
-{
+ token.assign(message, position, separator - position);
+ position = message.find_first_not_of(' ', separator);
+ return true;
}
-bool irc::tokenstream::GetToken(std::string &token)
+bool irc::tokenstream::GetTrailing(std::string& token)
{
- bool first = !pos;
-
- if (!spacesepstream::GetToken(token))
+ // If we are past the end of the string we can't do anything.
+ if (position >= message.length())
+ {
+ token.clear();
return false;
+ }
- /* This is the last parameter */
- if (token[0] == ':' && !first)
+ // If this is true then we have a <trailing> token!
+ if (message[position] == ':')
{
- token.erase(token.begin());
- if (!StreamEnd())
- {
- token += ' ';
- token += GetRemaining();
- }
- pos = tokens.length() + 1;
+ token.assign(message, position + 1, std::string::npos);
+ position = message.length();
+ return true;
}
- return true;
-}
-
-bool irc::tokenstream::GetToken(int &token)
-{
- std::string tok;
- bool returnval = GetToken(tok);
- token = ConvToInt(tok);
- return returnval;
-}
-
-bool irc::tokenstream::GetToken(long &token)
-{
- std::string tok;
- bool returnval = GetToken(tok);
- token = ConvToInt(tok);
- return returnval;
+ // There is no <trailing> token so it must be a <middle> token.
+ return GetMiddle(token);
}
irc::sepstream::sepstream(const std::string& source, char separator, bool allowempty)
return this->pos > this->tokens.length();
}
-std::string irc::stringjoiner(const std::vector<std::string>& sequence, char separator)
+bool irc::sepstream::Contains(const std::string& value)
{
- std::string joined;
- if (sequence.empty())
- return joined; // nothing to do here
-
- for (std::vector<std::string>::const_iterator i = sequence.begin(); i != sequence.end(); ++i)
- joined.append(*i).push_back(separator);
- joined.erase(joined.end()-1);
- return joined;
+ std::string token;
+ while (GetToken(token))
+ if (value == token)
+ return true;
+
+ return false;
}
irc::portparser::portparser(const std::string &source, bool allow_overlapped)
if (x.empty())
return 0;
- while (Overlaps(atoi(x.c_str())))
+ while (Overlaps(ConvToNum<long>(x)))
{
if (!sep.GetToken(x))
return 0;
if (dash != std::string::npos)
{
std::string sbegin(x, 0, dash);
- range_begin = atoi(sbegin.c_str());
- range_end = atoi(x.c_str()+dash+1);
+ range_begin = ConvToNum<long>(sbegin);
+ range_end = ConvToNum<long>(x.c_str() + dash + 1);
if ((range_begin > 0) && (range_end > 0) && (range_begin < 65536) && (range_end < 65536) && (range_begin < range_end))
{
else
{
/* Assume its just the one port */
- return atoi(sbegin.c_str());
+ return ConvToNum<long>(sbegin);
}
}
else
{
- return atoi(x.c_str());
+ return ConvToNum<long>(x);
}
}