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Global.h
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Global.h
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#ifndef CSL_GLOBAL_H
#define CSL_GLOBAL_H CSL_GLOBAL_H
#ifndef WIN32
#include<stdint.h> // Here, uint_32 etc. are defined
#endif
#include<stdlib.h> // Defines e.g. the exit codes for programs
#include<stdio.h>
#include<cassert>
#include<cassert>
#include<cstring>
#include<string>
#include<exception>
#include<stdexcept>
#include<ios>
#include<locale>
#include<vector>
#define debug(s) (std::cout<<"DEBUG: "<<s<<std::endl)
#ifdef WIN32
#pragma warning(disable:4996) // wcsncpy deprecated
#pragma warning(disable:4251) // strange warning about std::vector
#define CSL_DECLSPEC __declspec(dllexport)
#else
#define CSL_DECLSPEC
#endif
#if defined(_MSC_VER)
typedef signed __int8 int8_t;
typedef signed __int16 int16_t;
typedef signed __int32 int32_t;
typedef signed __int64 int64_t;
typedef unsigned __int8 uint8_t;
typedef unsigned __int16 uint16_t;
typedef unsigned __int32 uint32_t;
typedef unsigned __int64 uint64_t;
#endif
/**
This namespace covers a system of modules for string processing.
@todo
- rename typedefs to "fasel_t"
*/
namespace csl {
typedef unsigned short char16;
typedef wchar_t char32;
typedef unsigned char uchar;
typedef unsigned int uint_t;
typedef int bits32;
typedef unsigned long long ulong_t;
typedef unsigned long long bits64;
typedef unsigned int StateId_t;
typedef enum {
/// just 4 bytes per transition (currently not implemented)
SLIM,
/// 8 bytes per transition, multiple values can be stored inside states
BASIC,
/**
* 12 bytes per transition;
* perfect hashing (ph) provides offset for a single value,
* "SuperSonic(suso) Mode" provides for each state a string of available transition-labels
* designed to hold huge token dictionaries with some frequency (or other) score
*/
TOKDIC
} CellType ;
typedef enum {
STANDARD,
FW_BW
} MSMatchMode;
namespace Global {
#ifdef CSL_ROOTDIR
static const std::string cslRootDir( CSL_ROOTDIR );
#endif
static const size_t maxNrOfChars = 65536;
// those lengths are the maximum size of bytes from the input stream
static const size_t lengthOfWord = 64;
static const size_t lengthOfStr = 3000;
static const size_t lengthOfLongStr = 5000;
static const int LevDEA_maxDistance = 3;
static const wchar_t keyValueDelimiter = '#';
static const uchar valuesDelimiter = ',';
static const wchar_t wordBeginMarker = L'^';
static const wchar_t wordEndMarker = L'$';
// For more results, the program should not break but do a (maybe not so efficient) realloc
static const int LevMaxNrOfResults = 200;
class Perm {
public:
static const int tokenDelimiter = ',';
static const int permuteDelimiter = '%';
static const int noPermuteDelimiter = '$';
static const size_t maxNrOfTokens = 32;
static const size_t maxCandsPerToken = 200;
static const size_t maxNrOfResults = 100;
};
/**
* @brief Three modes are offered for case handling:
* @see setCaseMode
*/
enum CaseMode { asIs, /**< don't change anything, take query as it comes*/
toLower, /**< change query to lower case and return all candidates lower case */
restoreCase /**< do search in lower case, but upcase first character of all cands if query was uppercase */
};
static const void reverse(const wchar_t* str, wchar_t* newStr) {
size_t len = wcslen( str );
size_t i = 0;
while(i < len) {
newStr[len-1-i] = str[i];
++i;
}
newStr[len] = 0;
}
/**
* write the reversed \c str to \c newStr
* @param[in] str some string
* @param[out] the resukt is written to this string
*/
static const void reverse( const std::wstring& str, std::wstring* newStr ) {
if( &str == newStr ) {
// throw exceptions::cslException( "Global::reverse: source string may not be equal to target string" );
}
size_t len = str.length();
newStr->resize( len );
size_t i = 0;
while(i < len) {
newStr->at( len-1-i ) = str.at( i );
++i;
}
}
static const void printBits( bits64 n ) {
int i;
for ( i = 63;i >= 0;--i ) {
if ( ( i % 10 ) == 0 ) printf( "%d", i / 10 );
else if ( ( i % 10 ) == 5 ) printf( "|" );
else printf( " " );
}
printf( "\n" );
for ( i = 63;i >= 0;--i ) {
printf( "%u", ( unsigned int )( 1 & ( n >> i ) ) );
}
printf( "\n" );
}
}
namespace exceptions {
class cslException : public std::exception {
public:
cslException() {
}
cslException( const std::string& msg ) : msg_( msg ) {
}
virtual ~cslException() throw() {}
virtual const char* what() const throw() {
return msg_.c_str();
}
private:
const std::string msg_;
};
class LogicalError : public cslException {
public:
LogicalError() {}
LogicalError( const std::string msg ) : cslException( msg ) {}
};
class AlphabetError : public cslException {
public:
AlphabetError() {}
AlphabetError( const std::string msg ) : cslException( msg ) {}
};
class badInput : public cslException {
public:
badInput() {}
badInput( const std::string msg ) : cslException( msg ) {}
};
class badDictFile : public cslException {
public:
badDictFile() {}
badDictFile( const std::string msg ) : cslException( msg ) {}
};
class badFileHandle : public cslException {
public:
badFileHandle() {}
badFileHandle( const std::string msg ) : cslException( msg ) {}
};
class invalidLevDistance : public cslException {
public:
invalidLevDistance() {}
invalidLevDistance( const std::string msg ) : cslException( msg ) {}
};
class bufferOverflow : public cslException {
public:
bufferOverflow() {}
bufferOverflow( const std::string msg ) : cslException( msg ) {}
};
class outOfRange : public cslException {
public:
outOfRange() {}
outOfRange( const std::string msg ) : cslException( msg ) {}
};
};
/**
* @deprecated Use the implementation in csl::CSLLocale instead!!
*/
// inline void string2wstring( std::string const& str, std::wstring& wstr, std::locale const& loc ) {
// std::codecvt< wchar_t, char, std::mbstate_t > const& ccvt = std::use_facet< std::codecvt< wchar_t, char, std::mbstate_t > >( loc );
// wstr.resize( str.size() * ccvt.max_length() ); // this makes no sense?! str.size() would be enough
// std::codecvt< wchar_t, char, std::mbstate_t >::state_type state;
// char const* fromNext = 0;
// wchar_t* toNext = 0;
// ccvt.in( state,
// str.c_str(),
// str.c_str()+str.size(),
// fromNext,
// (wchar_t*)wstr.
// c_str(),
// (wchar_t*)wstr.c_str() + wstr.size(),
// toNext
// );
// wstr.resize( toNext - wstr.c_str() );
// }
// /**
// * @deprecated Use the implementation in csl::CSLLocale instead!!
// */
// inline void string2wstring( std::string const& str, std::wstring& wstr ) {
// std::locale loc( CSL_UTF8_LOCALE );
// string2wstring( str, wstr, loc );
// }
/**
* @brief Split a string using the given delimiter and collect the pieces in the given vector.
*
* @param[in] str the input string
* @param[in] delimiter The delimiter symbol
* @param[out] A pointer to the result vector
*/
template< typename char_t >
size_t split( std::basic_string< char_t > const& str, char_t delimiter, std::vector< std::basic_string< char_t > >* pieces ) {
size_t pos = 0;
size_t delimPos = str.npos;
while( ( delimPos = str.find_first_of( delimiter, pos ) ) != str.npos ) {
pieces->push_back( str.substr( pos, delimPos - pos ) );
pos = delimPos + 1 ;
}
pieces->push_back( str.substr( pos ) );
return pieces->size();
}
} // eon
#endif