libs/string.h

   1 /* Quarn OS
   2  *
   3  * String
   4  *
   5  * Copyright (C) 2008-2009 Pawel Dziepak
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  */
  22
  23 #ifndef _STRING_H_
  24 #define _STRING_H_
  25
  26 #include "libs/delegate.h"
  27 #include "buffer.h"
  28 /*#include "manes/obj_val.h"
  29 #include "manes/object_stream.h"*/
  30
  31 class string /*: public manes::ods::obj_val */{
  32 protected:
  33         char *data;
  34         char error;
  35         int used;
  36
  37         void save(const char*);
  38 public:
  39         string(const char*);
  40         string(const string &);
  41
  42         string(const unsigned int);
  43         string(const unsigned int, bool);
  44
  45         string(int);
  46
  47         string();
  48         ~string();
  49
  50         int length() const;
  51         void reverse();
  52
  53         char &operator[](const int);
  54         const char &operator[](const int) const;
  55
  56         bool operator==(const char*) const;
  57         bool operator==(const string&) const;
  58         bool operator!=(const string&x) const {
  59                 return !operator==(x);
  60         }
  61
  62         operator const char*() const;
  63
  64         bool null() const;
  65
  66         string operator+(const int) const;
  67         string operator+(const string&) const;
  68
  69         void operator+=(const string&);
  70
  71         void operator=(const string&);
  72         static bool is_digit(char);
  73
  74         buffer to_mem() const;
  75
  76 //      void serialize(manes::ods::object_stream &ostr) { }
  77         //void deserialize(manes::ods::object_stream &ostr) { }
  78 };
  79
  80
  81 /* C-style functions */
  82 int strlen(const char *);
  83 int strcmp(const char *, const char*);
  84 int strncmp(const char *, const char*, int);
  85 char *strcpy(char *, const char *);
  86 char *strncpy(char *, const char *, int);
  87 char *strcat(char *, const char *);
  88
  89 void *memcpy(void *, const void *, int);
  90 void *memset(void *, int, int);
  91
  92 #endif