Gecko [ armaneco.co.uk ]

Name	Size	Permission	Date
alphaindex.h	26.42 KB	-rw-r--r--	2019-07-23 18:49
appendable.h	8.43 KB	-rw-r--r--	2019-07-23 18:49
basictz.h	8.84 KB	-rw-r--r--	2019-07-23 18:49
brkiter.h	27.53 KB	-rw-r--r--	2019-07-23 18:49
bytestream.h	9.54 KB	-rw-r--r--	2019-07-23 18:49
bytestrie.h	19.26 KB	-rw-r--r--	2019-07-23 18:49
bytestriebuilder.h	7.02 KB	-rw-r--r--	2019-07-23 18:49
calendar.h	105.06 KB	-rw-r--r--	2019-07-23 18:49
caniter.h	7.37 KB	-rw-r--r--	2019-07-23 18:49
casemap.h	25.26 KB	-rw-r--r--	2019-07-23 18:49
char16ptr.h	7.16 KB	-rw-r--r--	2019-07-23 18:49
chariter.h	24 KB	-rw-r--r--	2019-07-23 18:49
choicfmt.h	23.85 KB	-rw-r--r--	2019-07-23 18:49
coleitr.h	13.7 KB	-rw-r--r--	2019-07-23 18:49
coll.h	55.59 KB	-rw-r--r--	2019-07-23 18:49
compactdecimalformat.h	6.81 KB	-rw-r--r--	2019-07-23 18:49
curramt.h	3.69 KB	-rw-r--r--	2019-07-23 18:49
currpinf.h	7.24 KB	-rw-r--r--	2019-07-23 18:49
currunit.h	3.52 KB	-rw-r--r--	2019-07-23 18:49
datefmt.h	40.37 KB	-rw-r--r--	2019-07-23 18:49
dbbi.h	1.11 KB	-rw-r--r--	2019-07-23 18:49
dcfmtsym.h	20.1 KB	-rw-r--r--	2019-07-23 18:49
decimfmt.h	86.4 KB	-rw-r--r--	2019-07-23 18:49
docmain.h	6.72 KB	-rw-r--r--	2019-07-23 18:49
dtfmtsym.h	37.64 KB	-rw-r--r--	2019-07-23 18:49
dtintrv.h	3.76 KB	-rw-r--r--	2019-07-23 18:49
dtitvfmt.h	42.87 KB	-rw-r--r--	2019-07-23 18:49
dtitvinf.h	18.46 KB	-rw-r--r--	2019-07-23 18:49
dtptngen.h	25.03 KB	-rw-r--r--	2019-07-23 18:49
dtrule.h	8.62 KB	-rw-r--r--	2019-07-23 18:49
edits.h	20.67 KB	-rw-r--r--	2019-07-23 18:49
enumset.h	2.08 KB	-rw-r--r--	2019-07-23 18:49
errorcode.h	4.78 KB	-rw-r--r--	2019-07-23 18:49
fieldpos.h	8.63 KB	-rw-r--r--	2019-07-23 18:49
filteredbrk.h	5.24 KB	-rw-r--r--	2019-07-23 18:49
fmtable.h	24.36 KB	-rw-r--r--	2019-07-23 18:49
format.h	12.44 KB	-rw-r--r--	2019-07-23 18:49
fpositer.h	2.98 KB	-rw-r--r--	2019-07-23 18:49
gender.h	3.27 KB	-rw-r--r--	2019-07-23 18:49
gregocal.h	31.57 KB	-rw-r--r--	2019-07-23 18:49
icudataver.h	1.03 KB	-rw-r--r--	2019-07-23 18:49
icuplug.h	11.88 KB	-rw-r--r--	2019-07-23 18:49
idna.h	12.63 KB	-rw-r--r--	2019-07-23 18:49
listformatter.h	6.18 KB	-rw-r--r--	2019-07-23 18:49
localpointer.h	16.88 KB	-rw-r--r--	2019-07-23 18:49
locdspnm.h	7.05 KB	-rw-r--r--	2019-07-23 18:49
locid.h	44.92 KB	-rw-r--r--	2019-07-23 18:49
measfmt.h	12.01 KB	-rw-r--r--	2019-07-23 18:49
measunit.h	38.5 KB	-rw-r--r--	2019-07-23 18:49
measure.h	4.26 KB	-rw-r--r--	2019-07-23 18:49
messagepattern.h	33.65 KB	-rw-r--r--	2019-07-23 18:49
msgfmt.h	43.36 KB	-rw-r--r--	2019-07-23 18:49
normalizer2.h	33.97 KB	-rw-r--r--	2019-07-23 18:49
normlzr.h	30.74 KB	-rw-r--r--	2019-07-23 18:49
nounit.h	2.63 KB	-rw-r--r--	2019-07-23 18:49
numberformatter.h	87.07 KB	-rw-r--r--	2019-07-23 18:49
numberrangeformatter.h	28.74 KB	-rw-r--r--	2019-07-23 18:49
numfmt.h	49.14 KB	-rw-r--r--	2019-07-23 18:49
numsys.h	6.73 KB	-rw-r--r--	2019-07-23 18:49
parseerr.h	3.08 KB	-rw-r--r--	2019-07-23 18:49
parsepos.h	5.45 KB	-rw-r--r--	2019-07-23 18:49
platform.h	27.1 KB	-rw-r--r--	2019-07-23 18:49
plurfmt.h	25.18 KB	-rw-r--r--	2019-07-23 18:49
plurrule.h	17.42 KB	-rw-r--r--	2019-07-23 18:49
ptypes.h	3.49 KB	-rw-r--r--	2019-07-23 18:49
putil.h	6.33 KB	-rw-r--r--	2019-07-23 18:49
rbbi.h	26.41 KB	-rw-r--r--	2019-07-23 18:49
rbnf.h	49.79 KB	-rw-r--r--	2019-07-23 18:49
rbtz.h	15.47 KB	-rw-r--r--	2019-07-23 18:49
regex.h	84.91 KB	-rw-r--r--	2019-07-23 18:49
region.h	9.12 KB	-rw-r--r--	2019-07-23 18:49
reldatefmt.h	14.46 KB	-rw-r--r--	2019-07-23 18:49
rep.h	9.5 KB	-rw-r--r--	2019-07-23 18:49
resbund.h	18.01 KB	-rw-r--r--	2019-07-23 18:49
schriter.h	6.26 KB	-rw-r--r--	2019-07-23 18:49
scientificnumberformatter.h	6.32 KB	-rw-r--r--	2019-07-23 18:49
search.h	22.21 KB	-rw-r--r--	2019-07-23 18:49
selfmt.h	14.24 KB	-rw-r--r--	2019-07-23 18:49
simpleformatter.h	11.43 KB	-rw-r--r--	2019-07-23 18:49
simpletz.h	45.3 KB	-rw-r--r--	2019-07-23 18:49
smpdtfmt.h	70.74 KB	-rw-r--r--	2019-07-23 18:49
sortkey.h	11.12 KB	-rw-r--r--	2019-07-23 18:49
std_string.h	1015 B	-rw-r--r--	2019-07-23 18:49
strenum.h	10.04 KB	-rw-r--r--	2019-07-23 18:49
stringoptions.h	5.79 KB	-rw-r--r--	2019-07-23 18:49
stringpiece.h	6.46 KB	-rw-r--r--	2019-07-23 18:49
stringtriebuilder.h	15.27 KB	-rw-r--r--	2019-07-23 18:49
stsearch.h	21.29 KB	-rw-r--r--	2019-07-23 18:49
symtable.h	4.21 KB	-rw-r--r--	2019-07-23 18:49
tblcoll.h	36.4 KB	-rw-r--r--	2019-07-23 18:49
timezone.h	40.88 KB	-rw-r--r--	2019-07-23 18:49
tmunit.h	3.29 KB	-rw-r--r--	2019-07-23 18:49
tmutamt.h	4.8 KB	-rw-r--r--	2019-07-23 18:49
tmutfmt.h	7.79 KB	-rw-r--r--	2019-07-23 18:49
translit.h	65.76 KB	-rw-r--r--	2019-07-23 18:49
tzfmt.h	42.82 KB	-rw-r--r--	2019-07-23 18:49
tznames.h	16.79 KB	-rw-r--r--	2019-07-23 18:49
tzrule.h	35.32 KB	-rw-r--r--	2019-07-23 18:49
tztrans.h	6.07 KB	-rw-r--r--	2019-07-23 18:49
ubidi.h	89.56 KB	-rw-r--r--	2019-07-23 18:49
ubiditransform.h	12.65 KB	-rw-r--r--	2019-07-23 18:49
ubrk.h	23.97 KB	-rw-r--r--	2019-07-23 18:49
ucal.h	55.2 KB	-rw-r--r--	2019-07-23 18:49
ucasemap.h	15.18 KB	-rw-r--r--	2019-07-23 18:49
ucat.h	5.36 KB	-rw-r--r--	2019-07-23 18:49
uchar.h	139.96 KB	-rw-r--r--	2019-07-23 18:49
ucharstrie.h	21.06 KB	-rw-r--r--	2019-07-23 18:49
ucharstriebuilder.h	7.14 KB	-rw-r--r--	2019-07-23 18:49
uchriter.h	13.14 KB	-rw-r--r--	2019-07-23 18:49
uclean.h	11.21 KB	-rw-r--r--	2019-07-23 18:49
ucnv.h	83.09 KB	-rw-r--r--	2019-07-23 18:49
ucnv_cb.h	6.59 KB	-rw-r--r--	2019-07-23 18:49
ucnv_err.h	20.99 KB	-rw-r--r--	2019-07-23 18:49
ucnvsel.h	6.14 KB	-rw-r--r--	2019-07-23 18:49
ucol.h	61.39 KB	-rw-r--r--	2019-07-23 18:49
ucoleitr.h	9.46 KB	-rw-r--r--	2019-07-23 18:49
uconfig.h	11.67 KB	-rw-r--r--	2019-07-23 18:49
ucpmap.h	5.58 KB	-rw-r--r--	2019-07-23 18:49
ucptrie.h	22.29 KB	-rw-r--r--	2019-07-23 18:49
ucsdet.h	14.67 KB	-rw-r--r--	2019-07-23 18:49
ucurr.h	15.57 KB	-rw-r--r--	2019-07-23 18:49
udat.h	60.13 KB	-rw-r--r--	2019-07-23 18:49
udata.h	15.53 KB	-rw-r--r--	2019-07-23 18:49
udateintervalformat.h	6.79 KB	-rw-r--r--	2019-07-23 18:49
udatpg.h	26.04 KB	-rw-r--r--	2019-07-23 18:49
udisplaycontext.h	5.89 KB	-rw-r--r--	2019-07-23 18:49
uenum.h	7.78 KB	-rw-r--r--	2019-07-23 18:49
ufieldpositer.h	4.36 KB	-rw-r--r--	2019-07-23 18:49
uformattable.h	10.94 KB	-rw-r--r--	2019-07-23 18:49
ugender.h	2 KB	-rw-r--r--	2019-07-23 18:49
uidna.h	33.37 KB	-rw-r--r--	2019-07-23 18:49
uiter.h	22.77 KB	-rw-r--r--	2019-07-23 18:49
uldnames.h	10.45 KB	-rw-r--r--	2019-07-23 18:49
ulistformatter.h	5.03 KB	-rw-r--r--	2019-07-23 18:49
uloc.h	50.75 KB	-rw-r--r--	2019-07-23 18:49
ulocdata.h	11.26 KB	-rw-r--r--	2019-07-23 18:49
umachine.h	13.19 KB	-rw-r--r--	2019-07-23 18:49
umisc.h	1.33 KB	-rw-r--r--	2019-07-23 18:49
umsg.h	24.23 KB	-rw-r--r--	2019-07-23 18:49
umutablecptrie.h	8.28 KB	-rw-r--r--	2019-07-23 18:49
unifilt.h	3.63 KB	-rw-r--r--	2019-07-23 18:49
unifunct.h	3.98 KB	-rw-r--r--	2019-07-23 18:49
unimatch.h	6.04 KB	-rw-r--r--	2019-07-23 18:49
unirepl.h	3.32 KB	-rw-r--r--	2019-07-23 18:49
uniset.h	64.25 KB	-rw-r--r--	2019-07-23 18:49
unistr.h	174.4 KB	-rw-r--r--	2019-07-23 18:49
unorm.h	20.45 KB	-rw-r--r--	2019-07-23 18:49
unorm2.h	24.66 KB	-rw-r--r--	2019-07-23 18:49
unum.h	53.38 KB	-rw-r--r--	2019-07-23 18:49
unumberformatter.h	23.76 KB	-rw-r--r--	2019-07-23 18:49
unumsys.h	7.14 KB	-rw-r--r--	2019-07-23 18:49
uobject.h	10.7 KB	-rw-r--r--	2019-07-23 18:49
upluralrules.h	6.72 KB	-rw-r--r--	2019-07-23 18:49
uregex.h	72.05 KB	-rw-r--r--	2019-07-23 18:49
uregion.h	9.84 KB	-rw-r--r--	2019-07-23 18:49
ureldatefmt.h	12.22 KB	-rw-r--r--	2019-07-23 18:49
urename.h	127.73 KB	-rw-r--r--	2019-07-23 18:49
urep.h	5.38 KB	-rw-r--r--	2019-07-23 18:49
ures.h	36.53 KB	-rw-r--r--	2019-07-23 18:49
uscript.h	26.52 KB	-rw-r--r--	2019-07-23 18:49
usearch.h	38.12 KB	-rw-r--r--	2019-07-23 18:49
uset.h	40 KB	-rw-r--r--	2019-07-23 18:49
usetiter.h	9.49 KB	-rw-r--r--	2019-07-23 18:49
ushape.h	18 KB	-rw-r--r--	2019-07-23 18:49
uspoof.h	66.03 KB	-rw-r--r--	2019-07-23 18:49
usprep.h	8.14 KB	-rw-r--r--	2019-07-23 18:49
ustdio.h	38.54 KB	-rw-r--r--	2019-07-23 18:49
ustream.h	1.8 KB	-rw-r--r--	2019-07-23 18:49
ustring.h	72.47 KB	-rw-r--r--	2019-07-23 18:49
ustringtrie.h	3.15 KB	-rw-r--r--	2019-07-23 18:49
utext.h	58.11 KB	-rw-r--r--	2019-07-23 18:49
utf.h	7.86 KB	-rw-r--r--	2019-07-23 18:49
utf16.h	22.33 KB	-rw-r--r--	2019-07-23 18:49
utf32.h	763 B	-rw-r--r--	2019-07-23 18:49
utf8.h	30.01 KB	-rw-r--r--	2019-07-23 18:49
utf_old.h	43.78 KB	-rw-r--r--	2019-07-23 18:49
utmscale.h	13.78 KB	-rw-r--r--	2019-07-23 18:49
utrace.h	13.89 KB	-rw-r--r--	2019-07-23 18:49
utrans.h	25.54 KB	-rw-r--r--	2019-07-23 18:49
utypes.h	30.48 KB	-rw-r--r--	2019-07-23 18:49
uvernum.h	6.06 KB	-rw-r--r--	2019-07-23 18:49
uversion.h	6.7 KB	-rw-r--r--	2019-07-23 18:49
vtzone.h	20.17 KB	-rw-r--r--	2019-07-23 18:49

Rename

// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
// Copyright (C) 2009-2013, International Business Machines
// Corporation and others. All Rights Reserved.
//
// Copyright 2001 and onwards Google Inc.
// Author: Sanjay Ghemawat

// This code is a contribution of Google code, and the style used here is
// a compromise between the original Google code and the ICU coding guidelines.
// For example, data types are ICU-ified (size_t,int->int32_t),
// and API comments doxygen-ified, but function names and behavior are
// as in the original, if possible.
// Assertion-style error handling, not available in ICU, was changed to
// parameter "pinning" similar to UnicodeString.
//
// In addition, this is only a partial port of the original Google code,
// limited to what was needed so far. The (nearly) complete original code
// is in the ICU svn repository at icuhtml/trunk/design/strings/contrib
// (see ICU ticket 6765, r25517).

#ifndef __STRINGPIECE_H__
#define __STRINGPIECE_H__

/**
 * \file 
 * \brief C++ API: StringPiece: Read-only byte string wrapper class.
 */

#include "unicode/utypes.h"
#include "unicode/uobject.h"
#include "unicode/std_string.h"

// Arghh!  I wish C++ literals were "string".

U_NAMESPACE_BEGIN

/**
 * A string-like object that points to a sized piece of memory.
 *
 * We provide non-explicit singleton constructors so users can pass
 * in a "const char*" or a "string" wherever a "StringPiece" is
 * expected.
 *
 * Functions or methods may use StringPiece parameters to accept either a
 * "const char*" or a "string" value that will be implicitly converted to a
 * StringPiece.
 *
 * Systematic usage of StringPiece is encouraged as it will reduce unnecessary
 * conversions from "const char*" to "string" and back again.
 *
 * @stable ICU 4.2
 */
class U_COMMON_API StringPiece : public UMemory {
 private:
  const char*   ptr_;
  int32_t       length_;

public:
  /**
   * Default constructor, creates an empty StringPiece.
   * @stable ICU 4.2
   */
  StringPiece() : ptr_(NULL), length_(0) { }
  /**
   * Constructs from a NUL-terminated const char * pointer.
   * @param str a NUL-terminated const char * pointer
   * @stable ICU 4.2
   */
  StringPiece(const char* str);
  /**
   * Constructs from a std::string.
   * @stable ICU 4.2
   */
  StringPiece(const std::string& str)
    : ptr_(str.data()), length_(static_cast<int32_t>(str.size())) { }
  /**
   * Constructs from a const char * pointer and a specified length.
   * @param offset a const char * pointer (need not be terminated)
   * @param len the length of the string; must be non-negative
   * @stable ICU 4.2
   */
  StringPiece(const char* offset, int32_t len) : ptr_(offset), length_(len) { }
  /**
   * Substring of another StringPiece.
   * @param x the other StringPiece
   * @param pos start position in x; must be non-negative and <= x.length().
   * @stable ICU 4.2
   */
  StringPiece(const StringPiece& x, int32_t pos);
  /**
   * Substring of another StringPiece.
   * @param x the other StringPiece
   * @param pos start position in x; must be non-negative and <= x.length().
   * @param len length of the substring;
   *            must be non-negative and will be pinned to at most x.length() - pos.
   * @stable ICU 4.2
   */
  StringPiece(const StringPiece& x, int32_t pos, int32_t len);

/**
   * Returns the string pointer. May be NULL if it is empty.
   *
   * data() may return a pointer to a buffer with embedded NULs, and the
   * returned buffer may or may not be null terminated.  Therefore it is
   * typically a mistake to pass data() to a routine that expects a NUL
   * terminated string.
   * @return the string pointer
   * @stable ICU 4.2
   */
  const char* data() const { return ptr_; }
  /**
   * Returns the string length. Same as length().
   * @return the string length
   * @stable ICU 4.2
   */
  int32_t size() const { return length_; }
  /**
   * Returns the string length. Same as size().
   * @return the string length
   * @stable ICU 4.2
   */
  int32_t length() const { return length_; }
  /**
   * Returns whether the string is empty.
   * @return TRUE if the string is empty
   * @stable ICU 4.2
   */
  UBool empty() const { return length_ == 0; }

/**
   * Sets to an empty string.
   * @stable ICU 4.2
   */
  void clear() { ptr_ = NULL; length_ = 0; }

/**
   * Reset the stringpiece to refer to new data.
   * @param xdata pointer the new string data.  Need not be nul terminated.
   * @param len the length of the new data
   * @stable ICU 4.8
   */
  void set(const char* xdata, int32_t len) { ptr_ = xdata; length_ = len; }

/**
   * Reset the stringpiece to refer to new data.
   * @param str a pointer to a NUL-terminated string. 
   * @stable ICU 4.8
   */
  void set(const char* str);

/**
   * Removes the first n string units.
   * @param n prefix length, must be non-negative and <=length()
   * @stable ICU 4.2
   */
  void remove_prefix(int32_t n) {
    if (n >= 0) {
      if (n > length_) {
        n = length_;
      }
      ptr_ += n;
      length_ -= n;
    }
  }

/**
   * Removes the last n string units.
   * @param n suffix length, must be non-negative and <=length()
   * @stable ICU 4.2
   */
  void remove_suffix(int32_t n) {
    if (n >= 0) {
      if (n <= length_) {
        length_ -= n;
      } else {
        length_ = 0;
      }
    }
  }

/**
   * Maximum integer, used as a default value for substring methods.
   * @stable ICU 4.2
   */
  static const int32_t npos; // = 0x7fffffff;

/**
   * Returns a substring of this StringPiece.
   * @param pos start position; must be non-negative and <= length().
   * @param len length of the substring;
   *            must be non-negative and will be pinned to at most length() - pos.
   * @return the substring StringPiece
   * @stable ICU 4.2
   */
  StringPiece substr(int32_t pos, int32_t len = npos) const {
    return StringPiece(*this, pos, len);
  }
};

/**
 * Global operator == for StringPiece
 * @param x The first StringPiece to compare.
 * @param y The second StringPiece to compare.
 * @return TRUE if the string data is equal
 * @stable ICU 4.8
 */
U_EXPORT UBool U_EXPORT2 
operator==(const StringPiece& x, const StringPiece& y);

/**
 * Global operator != for StringPiece
 * @param x The first StringPiece to compare.
 * @param y The second StringPiece to compare.
 * @return TRUE if the string data is not equal
 * @stable ICU 4.8
 */
inline UBool operator!=(const StringPiece& x, const StringPiece& y) {
  return !(x == y);
}

U_NAMESPACE_END

#endif  // __STRINGPIECE_H__