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Diffstat (limited to 'include/swbuf.h')
| -rw-r--r-- | include/swbuf.h | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/include/swbuf.h b/include/swbuf.h deleted file mode 100644 index b36724f..0000000 --- a/include/swbuf.h +++ /dev/null @@ -1,223 +0,0 @@ -/****************************************************************************** -* swbuf.h - code for SWBuf used as a transport and utility for data buffers -* -* $Id: swbuf.h,v 1.27 2003/12/21 10:57:35 scribe Exp $ -* -* Copyright 2003 CrossWire Bible Society (http://www.crosswire.org) -* CrossWire Bible Society -* P. O. Box 2528 -* Tempe, AZ 85280-2528 -* -* This program is free software; you can redistribute it and/or modify it -* under the terms of the GNU General Public License as published by the -* Free Software Foundation version 2. -* -* This program 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 -* General Public License for more details. -* -*/ - -#ifndef SWBUF_H -#define SWBUF_H - -#include <defs.h> -#include <stdlib.h> -#include <string.h> - -SWORD_NAMESPACE_START - - -#define JUNKBUFSIZE 8191 - -/** -* This class is used as a transport and utility for data buffers. -*/ -class SWDLLEXPORT SWBuf { - char *buf; - char *end; - char *endAlloc; - char fillByte; - unsigned long allocSize; - static char *nullStr; - static char junkBuf[JUNKBUFSIZE]; - - inline void assureMore(unsigned long pastEnd) { - if (endAlloc-end < pastEnd) { - long newsize = (end-buf)+pastEnd; - allocSize = newsize + 16; - long size = (end - buf); - buf = (char *)((buf) ? realloc(buf, allocSize) : malloc(allocSize)); - end = (buf + size); - *end = 0; - endAlloc = buf + allocSize-1; - } - } - inline void assureSize(unsigned long newsize) { - if (newsize > allocSize) { - allocSize = newsize + 16; - long size = (end - buf); - buf = (char *)((buf) ? realloc(buf, allocSize) : malloc(allocSize)); - end = (buf + size); - *end = 0; - endAlloc = buf + allocSize-1; - } - } - - void init(unsigned long initSize); - -public: - /** - * SWBuf Constructor - Creates an empty SWBuf object or an SWBuf initialized - * to a value from a const char * - * - */ - SWBuf(const char *initVal = 0, unsigned long initSize = 0); -// SWBuf(unsigned long initSize); - - /** - * SWBuf Constructor - Creates an SWBuf initialized - * to a value from a char - * - */ - SWBuf(char initVal, unsigned long initSize = 0); - - /** - * SWBuf Constructor - Creates an SWBuf initialized - * to a value from another SWBuf - * - */ - SWBuf(const SWBuf &other, unsigned long initSize = 0); - - inline void setFillByte(char ch) { fillByte = ch; } - inline char getFillByte() { return fillByte; } - - /** - * SWBuf Destructor - Cleans up instance of SWBuf - */ - virtual ~SWBuf(); - - /** - * @return a pointer to the buffer content (null-terminated string) - */ - inline const char *c_str() const{ return buf; } - - /** - * @param pos The position of the requested character. - * @return The character at the specified position - */ - inline char &charAt(unsigned long pos) { return ((pos <= (unsigned long)(end - buf)) ? buf[pos] : nullStr[0]); } -// inline char &charAt(unsigned int pos) { return ((buf+pos)<=end) ? buf[pos] : nullStr[0]; } - - /** - * size() and length() return only the number of characters of the string. - * Add one for the following null and one for each char to be appended! - */ - inline unsigned long size() const { return length(); } - - /** - * size() and length() return only the number of characters of the string. - * Add one for the following null and one for each char to be appended! - */ - inline unsigned long length() const { return end - buf; } - - /** - * SWBuf::set - sets this buf to a new value. - * If the allocated memory is bigger than the new string, it will NOT be resized. - * @param newVal the value to set this buffer to. - */ - void set(const char *newVal); - - /** - * SWBuf::set - sets this buf to a new value - * If the allocated memory is bigger than the new string, it will NOT be resized. - * @param newVal the value to set this buffer to. - */ - void set(const SWBuf &newVal); - - /** - * SWBuf::setSize - Size this buffer to a specific length. - * @param len The new size of the buffer. One byte for the null will be added. - */ - void setSize(unsigned long len); - inline void resize(unsigned long len) { setSize(len); } - - /** - * SWBuf::append - appends a value to the current value of this SWBuf. - * If the allocated memory is not enough, it will be resized accordingly. - * @param str Append this. - * @param max Append only max chars. - */ - void append(const char *str, long max = -1); - - /** - * SWBuf::append - appends a value to the current value of this SWBuf - * If the allocated memory is not enough, it will be resized accordingly. - * @param str Append this. - * @param max Append only max chars. - */ - inline void append(const SWBuf &str, long max = -1) { append(str.c_str(), max); } - - /** - * SWBuf::append - appends a value to the current value of this SWBuf - * If the allocated memory is not enough, it will be resized accordingly. - * @param ch Append this. - */ - inline void append(char ch) { - assureMore(1); - *end++ = ch; - *end = 0; - } - - /** - * SWBuf::appendFormatted - appends formatted strings to the current value of this SWBuf - * WARNING: This function can only write at most - * JUNKBUFSIZE to the string per call. - * @param format The format string. Same syntax as printf, for example. - * @param ... Add all arguments here. - */ - void appendFormatted(const char *format, ...); - - inline char *getRawData() { return buf; } // be careful! Probably setSize needs to be called in conjunction before and maybe after - - inline operator const char *() const { return c_str(); } - inline char &operator[](unsigned long pos) { return charAt(pos); } - inline char &operator[](long pos) { return charAt((unsigned long)pos); } - inline char &operator[](unsigned int pos) { return charAt((unsigned long)pos); } - inline char &operator[](int pos) { return charAt((unsigned long)pos); } - inline SWBuf &operator =(const char *newVal) { set(newVal); return *this; } - inline SWBuf &operator =(const SWBuf &other) { set(other); return *this; } - inline SWBuf &operator +=(const char *str) { append(str); return *this; } - inline SWBuf &operator +=(char ch) { append(ch); return *this; } - inline SWBuf &operator -=(unsigned long len) { setSize(length()-len); return *this; } - inline SWBuf &operator --(int) { operator -=(1); return *this; } - - inline SWBuf &operator <<(int n) { n = (n<length())?n:(length()-1); memmove(buf, buf+n, length()-n); (*this)-=n; return *this; } - inline SWBuf operator +(const SWBuf &other) const { - SWBuf retVal = buf; - retVal += other; - return retVal; - } - inline SWBuf operator +(char ch) const { return (*this) + SWBuf(ch); } - - inline int compare(const SWBuf &other) const { return strcmp(c_str(), other.c_str()); } - inline bool operator ==(const SWBuf &other) const { return !compare(other); } - inline bool operator !=(const SWBuf &other) const { return compare(other); } - inline bool operator > (const SWBuf &other) const { return compare(other) > 0; } - inline bool operator < (const SWBuf &other) const { return compare(other) < 0; } - inline bool operator <=(const SWBuf &other) const { return compare(other) <= 0; } - inline bool operator >=(const SWBuf &other) const { return compare(other) >= 0; } - - inline bool operator ==(const char *other) const { return !compare(other); } - inline bool operator !=(const char *other) const { return compare(other); } - inline bool operator > (const char *other) const { return compare(other) > 0; } - inline bool operator < (const char *other) const { return compare(other) < 0; } - inline bool operator <=(const char *other) const { return compare(other) <= 0; } - inline bool operator >=(const char *other) const { return compare(other) >= 0; } -}; - - - -SWORD_NAMESPACE_END -#endif |