[lttoolbox] 01/02: Imported Upstream version 3.3.2~r61000
Tino Didriksen
tinodidriksen-guest at moszumanska.debian.org
Mon Jun 22 08:45:07 UTC 2015
This is an automated email from the git hooks/post-receive script.
tinodidriksen-guest pushed a commit to branch master
in repository lttoolbox.
commit 3b4f3e2d1971aa0d7506799ef77eb798344d3861
Author: Tino Didriksen <mail at tinodidriksen.com>
Date: Mon Jun 22 08:44:38 2015 +0000
Imported Upstream version 3.3.2~r61000
---
configure.ac | 6 +-
lttoolbox/Makefile.am | 3 +
lttoolbox/alphabet.cc | 4 +
lttoolbox/expander.cc | 4 +
lttoolbox/fst_processor.cc | 5 +-
lttoolbox/lt_proc.cc | 4 +
utf8/utf8.h | 34 +++++
utf8/utf8/checked.h | 327 ++++++++++++++++++++++++++++++++++++++++++++
utf8/utf8/core.h | 329 +++++++++++++++++++++++++++++++++++++++++++++
utf8/utf8/unchecked.h | 228 +++++++++++++++++++++++++++++++
utf8/utf8_fwrap.hpp | 100 ++++++++++++++
11 files changed, 1041 insertions(+), 3 deletions(-)
diff --git a/configure.ac b/configure.ac
index a717ebe..a6f8f34 100644
--- a/configure.ac
+++ b/configure.ac
@@ -5,7 +5,7 @@ AC_PREREQ(2.52)
m4_define([required_libxml_version], [2.6.17])
-AC_INIT([lttoolbox/lttoolbox.h], [3.3.1], [sortiz at users.sourceforge.net])
+AC_INIT([lttoolbox/lttoolbox.h], [3.3.2], [sortiz at users.sourceforge.net])
AC_CONFIG_HEADER([lttoolbox/lttoolbox_config.h])
AC_CANONICAL_SYSTEM
@@ -15,7 +15,7 @@ GENERIC_LIBRARY_NAME=lttoolbox
# Release versioning
GENERIC_MAJOR_VERSION=3
GENERIC_MINOR_VERSION=3
-GENERIC_MICRO_VERSION=1
+GENERIC_MICRO_VERSION=2
# API version (often = GENERIC_MAJOR_VERSION.GENERIC_MINOR_VERSION)
GENERIC_API_VERSION=$GENERIC_MAJOR_VERSION.$GENERIC_MINOR_VERSION
@@ -179,4 +179,6 @@ fputc_unlocked, fputs_unlocked, fgetwc_unlocked, fputwc_unlocked, fputws_unlocke
AC_CHECK_FUNCS([setlocale strdup getopt_long])
+AM_CONDITIONAL([WINDOWS], [test x$version_type = xwindows])
+
AC_OUTPUT([Makefile lttoolbox.pc lttoolbox/Makefile])
diff --git a/lttoolbox/Makefile.am b/lttoolbox/Makefile.am
index 89e47bc..1c43693 100644
--- a/lttoolbox/Makefile.am
+++ b/lttoolbox/Makefile.am
@@ -67,6 +67,9 @@ lt_tmxproc_LDFLAGS = -llttoolbox$(GENERIC_MAJOR_VERSION) $(LTTOOLBOX_LIBS)
man_MANS = lt-comp.1 lt-expand.1 lt-proc.1 lt-tmxcomp.1 lt-tmxproc.1 lt-print.1 lt-trim.1
INCLUDES = -I$(top_srcdir) $(LTTOOLBOX_CFLAGS)
+if WINDOWS
+ INCLUDES += -I$(top_srcdir)/utf8
+endif
CLEANFILES = *~
EXTRA_DIST = dix.dtd dix.rng acx.rng xsd/dix.xsd xsd/acx.xsd CMakeLists.txt $(man_MANS)
diff --git a/lttoolbox/alphabet.cc b/lttoolbox/alphabet.cc
index f3fc522..a28e54a 100644
--- a/lttoolbox/alphabet.cc
+++ b/lttoolbox/alphabet.cc
@@ -26,6 +26,10 @@
#include <cwchar>
#include <cwctype>
+#ifdef _WIN32
+#include <utf8_fwrap.hpp>
+#endif
+
using namespace std;
Alphabet::Alphabet()
diff --git a/lttoolbox/expander.cc b/lttoolbox/expander.cc
index 37c9c4d..7f464d7 100644
--- a/lttoolbox/expander.cc
+++ b/lttoolbox/expander.cc
@@ -27,6 +27,10 @@
#include <iostream>
#include <libxml/encoding.h>
+#ifdef _WIN32
+#include <utf8_fwrap.hpp>
+#endif
+
using namespace std;
Expander::Expander()
diff --git a/lttoolbox/fst_processor.cc b/lttoolbox/fst_processor.cc
index 090d9e6..39f6370 100644
--- a/lttoolbox/fst_processor.cc
+++ b/lttoolbox/fst_processor.cc
@@ -21,9 +21,12 @@
#include <lttoolbox/exception.h>
#include <iostream>
-
#include <cerrno>
+#ifdef _WIN32
+#include <utf8_fwrap.hpp>
+#endif
+
using namespace std;
diff --git a/lttoolbox/lt_proc.cc b/lttoolbox/lt_proc.cc
index 613bc20..7a0921e 100644
--- a/lttoolbox/lt_proc.cc
+++ b/lttoolbox/lt_proc.cc
@@ -31,6 +31,10 @@
#include <fcntl.h>
#endif
+#ifdef _WIN32
+#include <utf8_fwrap.hpp>
+#endif
+
using namespace std;
void endProgram(char *name)
diff --git a/utf8/utf8.h b/utf8/utf8.h
new file mode 100644
index 0000000..82b13f5
--- /dev/null
+++ b/utf8/utf8.h
@@ -0,0 +1,34 @@
+// Copyright 2006 Nemanja Trifunovic
+
+/*
+Permission is hereby granted, free of charge, to any person or organization
+obtaining a copy of the software and accompanying documentation covered by
+this license (the "Software") to use, reproduce, display, distribute,
+execute, and transmit the Software, and to prepare derivative works of the
+Software, and to permit third-parties to whom the Software is furnished to
+do so, all subject to the following:
+
+The copyright notices in the Software and this entire statement, including
+the above license grant, this restriction and the following disclaimer,
+must be included in all copies of the Software, in whole or in part, and
+all derivative works of the Software, unless such copies or derivative
+works are solely in the form of machine-executable object code generated by
+a source language processor.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+*/
+
+
+#ifndef UTF8_FOR_CPP_2675DCD0_9480_4c0c_B92A_CC14C027B731
+#define UTF8_FOR_CPP_2675DCD0_9480_4c0c_B92A_CC14C027B731
+
+#include "utf8/checked.h"
+#include "utf8/unchecked.h"
+
+#endif // header guard
diff --git a/utf8/utf8/checked.h b/utf8/utf8/checked.h
new file mode 100644
index 0000000..1331155
--- /dev/null
+++ b/utf8/utf8/checked.h
@@ -0,0 +1,327 @@
+// Copyright 2006 Nemanja Trifunovic
+
+/*
+Permission is hereby granted, free of charge, to any person or organization
+obtaining a copy of the software and accompanying documentation covered by
+this license (the "Software") to use, reproduce, display, distribute,
+execute, and transmit the Software, and to prepare derivative works of the
+Software, and to permit third-parties to whom the Software is furnished to
+do so, all subject to the following:
+
+The copyright notices in the Software and this entire statement, including
+the above license grant, this restriction and the following disclaimer,
+must be included in all copies of the Software, in whole or in part, and
+all derivative works of the Software, unless such copies or derivative
+works are solely in the form of machine-executable object code generated by
+a source language processor.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+*/
+
+
+#ifndef UTF8_FOR_CPP_CHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
+#define UTF8_FOR_CPP_CHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
+
+#include "core.h"
+#include <stdexcept>
+
+namespace utf8
+{
+ // Base for the exceptions that may be thrown from the library
+ class exception : public ::std::exception {
+ };
+
+ // Exceptions that may be thrown from the library functions.
+ class invalid_code_point : public exception {
+ uint32_t cp;
+ public:
+ invalid_code_point(uint32_t cp) : cp(cp) {}
+ virtual const char* what() const throw() { return "Invalid code point"; }
+ uint32_t code_point() const {return cp;}
+ };
+
+ class invalid_utf8 : public exception {
+ uint8_t u8;
+ public:
+ invalid_utf8 (uint8_t u) : u8(u) {}
+ virtual const char* what() const throw() { return "Invalid UTF-8"; }
+ uint8_t utf8_octet() const {return u8;}
+ };
+
+ class invalid_utf16 : public exception {
+ uint16_t u16;
+ public:
+ invalid_utf16 (uint16_t u) : u16(u) {}
+ virtual const char* what() const throw() { return "Invalid UTF-16"; }
+ uint16_t utf16_word() const {return u16;}
+ };
+
+ class not_enough_room : public exception {
+ public:
+ virtual const char* what() const throw() { return "Not enough space"; }
+ };
+
+ /// The library API - functions intended to be called by the users
+
+ template <typename octet_iterator>
+ octet_iterator append(uint32_t cp, octet_iterator result)
+ {
+ if (!utf8::internal::is_code_point_valid(cp))
+ throw invalid_code_point(cp);
+
+ if (cp < 0x80) // one octet
+ *(result++) = static_cast<uint8_t>(cp);
+ else if (cp < 0x800) { // two octets
+ *(result++) = static_cast<uint8_t>((cp >> 6) | 0xc0);
+ *(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
+ }
+ else if (cp < 0x10000) { // three octets
+ *(result++) = static_cast<uint8_t>((cp >> 12) | 0xe0);
+ *(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
+ *(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
+ }
+ else { // four octets
+ *(result++) = static_cast<uint8_t>((cp >> 18) | 0xf0);
+ *(result++) = static_cast<uint8_t>(((cp >> 12) & 0x3f) | 0x80);
+ *(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
+ *(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
+ }
+ return result;
+ }
+
+ template <typename octet_iterator, typename output_iterator>
+ output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out, uint32_t replacement)
+ {
+ while (start != end) {
+ octet_iterator sequence_start = start;
+ internal::utf_error err_code = utf8::internal::validate_next(start, end);
+ switch (err_code) {
+ case internal::UTF8_OK :
+ for (octet_iterator it = sequence_start; it != start; ++it)
+ *out++ = *it;
+ break;
+ case internal::NOT_ENOUGH_ROOM:
+ throw not_enough_room();
+ case internal::INVALID_LEAD:
+ out = utf8::append (replacement, out);
+ ++start;
+ break;
+ case internal::INCOMPLETE_SEQUENCE:
+ case internal::OVERLONG_SEQUENCE:
+ case internal::INVALID_CODE_POINT:
+ out = utf8::append (replacement, out);
+ ++start;
+ // just one replacement mark for the sequence
+ while (start != end && utf8::internal::is_trail(*start))
+ ++start;
+ break;
+ }
+ }
+ return out;
+ }
+
+ template <typename octet_iterator, typename output_iterator>
+ inline output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out)
+ {
+ static const uint32_t replacement_marker = utf8::internal::mask16(0xfffd);
+ return utf8::replace_invalid(start, end, out, replacement_marker);
+ }
+
+ template <typename octet_iterator>
+ uint32_t next(octet_iterator& it, octet_iterator end)
+ {
+ uint32_t cp = 0;
+ internal::utf_error err_code = utf8::internal::validate_next(it, end, cp);
+ switch (err_code) {
+ case internal::UTF8_OK :
+ break;
+ case internal::NOT_ENOUGH_ROOM :
+ throw not_enough_room();
+ case internal::INVALID_LEAD :
+ case internal::INCOMPLETE_SEQUENCE :
+ case internal::OVERLONG_SEQUENCE :
+ throw invalid_utf8(*it);
+ case internal::INVALID_CODE_POINT :
+ throw invalid_code_point(cp);
+ }
+ return cp;
+ }
+
+ template <typename octet_iterator>
+ uint32_t peek_next(octet_iterator it, octet_iterator end)
+ {
+ return utf8::next(it, end);
+ }
+
+ template <typename octet_iterator>
+ uint32_t prior(octet_iterator& it, octet_iterator start)
+ {
+ // can't do much if it == start
+ if (it == start)
+ throw not_enough_room();
+
+ octet_iterator end = it;
+ // Go back until we hit either a lead octet or start
+ while (utf8::internal::is_trail(*(--it)))
+ if (it == start)
+ throw invalid_utf8(*it); // error - no lead byte in the sequence
+ return utf8::peek_next(it, end);
+ }
+
+ /// Deprecated in versions that include "prior"
+ template <typename octet_iterator>
+ uint32_t previous(octet_iterator& it, octet_iterator pass_start)
+ {
+ octet_iterator end = it;
+ while (utf8::internal::is_trail(*(--it)))
+ if (it == pass_start)
+ throw invalid_utf8(*it); // error - no lead byte in the sequence
+ octet_iterator temp = it;
+ return utf8::next(temp, end);
+ }
+
+ template <typename octet_iterator, typename distance_type>
+ void advance (octet_iterator& it, distance_type n, octet_iterator end)
+ {
+ for (distance_type i = 0; i < n; ++i)
+ utf8::next(it, end);
+ }
+
+ template <typename octet_iterator>
+ typename std::iterator_traits<octet_iterator>::difference_type
+ distance (octet_iterator first, octet_iterator last)
+ {
+ typename std::iterator_traits<octet_iterator>::difference_type dist;
+ for (dist = 0; first < last; ++dist)
+ utf8::next(first, last);
+ return dist;
+ }
+
+ template <typename u16bit_iterator, typename octet_iterator>
+ octet_iterator utf16to8 (u16bit_iterator start, u16bit_iterator end, octet_iterator result)
+ {
+ while (start != end) {
+ uint32_t cp = utf8::internal::mask16(*start++);
+ // Take care of surrogate pairs first
+ if (utf8::internal::is_lead_surrogate(cp)) {
+ if (start != end) {
+ uint32_t trail_surrogate = utf8::internal::mask16(*start++);
+ if (utf8::internal::is_trail_surrogate(trail_surrogate))
+ cp = (cp << 10) + trail_surrogate + internal::SURROGATE_OFFSET;
+ else
+ throw invalid_utf16(static_cast<uint16_t>(trail_surrogate));
+ }
+ else
+ throw invalid_utf16(static_cast<uint16_t>(cp));
+
+ }
+ // Lone trail surrogate
+ else if (utf8::internal::is_trail_surrogate(cp))
+ throw invalid_utf16(static_cast<uint16_t>(cp));
+
+ result = utf8::append(cp, result);
+ }
+ return result;
+ }
+
+ template <typename u16bit_iterator, typename octet_iterator>
+ u16bit_iterator utf8to16 (octet_iterator start, octet_iterator end, u16bit_iterator result)
+ {
+ while (start != end) {
+ uint32_t cp = utf8::next(start, end);
+ if (cp > 0xffff) { //make a surrogate pair
+ *result++ = static_cast<uint16_t>((cp >> 10) + internal::LEAD_OFFSET);
+ *result++ = static_cast<uint16_t>((cp & 0x3ff) + internal::TRAIL_SURROGATE_MIN);
+ }
+ else
+ *result++ = static_cast<uint16_t>(cp);
+ }
+ return result;
+ }
+
+ template <typename octet_iterator, typename u32bit_iterator>
+ octet_iterator utf32to8 (u32bit_iterator start, u32bit_iterator end, octet_iterator result)
+ {
+ while (start != end)
+ result = utf8::append(*(start++), result);
+
+ return result;
+ }
+
+ template <typename octet_iterator, typename u32bit_iterator>
+ u32bit_iterator utf8to32 (octet_iterator start, octet_iterator end, u32bit_iterator result)
+ {
+ while (start != end)
+ (*result++) = utf8::next(start, end);
+
+ return result;
+ }
+
+ // The iterator class
+ template <typename octet_iterator>
+ class iterator : public std::iterator <std::bidirectional_iterator_tag, uint32_t> {
+ octet_iterator it;
+ octet_iterator range_start;
+ octet_iterator range_end;
+ public:
+ iterator () {}
+ explicit iterator (const octet_iterator& octet_it,
+ const octet_iterator& range_start,
+ const octet_iterator& range_end) :
+ it(octet_it), range_start(range_start), range_end(range_end)
+ {
+ if (it < range_start || it > range_end)
+ throw std::out_of_range("Invalid utf-8 iterator position");
+ }
+ // the default "big three" are OK
+ octet_iterator base () const { return it; }
+ uint32_t operator * () const
+ {
+ octet_iterator temp = it;
+ return utf8::next(temp, range_end);
+ }
+ bool operator == (const iterator& rhs) const
+ {
+ if (range_start != rhs.range_start || range_end != rhs.range_end)
+ throw std::logic_error("Comparing utf-8 iterators defined with different ranges");
+ return (it == rhs.it);
+ }
+ bool operator != (const iterator& rhs) const
+ {
+ return !(operator == (rhs));
+ }
+ iterator& operator ++ ()
+ {
+ utf8::next(it, range_end);
+ return *this;
+ }
+ iterator operator ++ (int)
+ {
+ iterator temp = *this;
+ utf8::next(it, range_end);
+ return temp;
+ }
+ iterator& operator -- ()
+ {
+ utf8::prior(it, range_start);
+ return *this;
+ }
+ iterator operator -- (int)
+ {
+ iterator temp = *this;
+ utf8::prior(it, range_start);
+ return temp;
+ }
+ }; // class iterator
+
+} // namespace utf8
+
+#endif //header guard
+
+
diff --git a/utf8/utf8/core.h b/utf8/utf8/core.h
new file mode 100644
index 0000000..693d388
--- /dev/null
+++ b/utf8/utf8/core.h
@@ -0,0 +1,329 @@
+// Copyright 2006 Nemanja Trifunovic
+
+/*
+Permission is hereby granted, free of charge, to any person or organization
+obtaining a copy of the software and accompanying documentation covered by
+this license (the "Software") to use, reproduce, display, distribute,
+execute, and transmit the Software, and to prepare derivative works of the
+Software, and to permit third-parties to whom the Software is furnished to
+do so, all subject to the following:
+
+The copyright notices in the Software and this entire statement, including
+the above license grant, this restriction and the following disclaimer,
+must be included in all copies of the Software, in whole or in part, and
+all derivative works of the Software, unless such copies or derivative
+works are solely in the form of machine-executable object code generated by
+a source language processor.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+*/
+
+
+#ifndef UTF8_FOR_CPP_CORE_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
+#define UTF8_FOR_CPP_CORE_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
+
+#include <iterator>
+
+namespace utf8
+{
+ // The typedefs for 8-bit, 16-bit and 32-bit unsigned integers
+ // You may need to change them to match your system.
+ // These typedefs have the same names as ones from cstdint, or boost/cstdint
+ typedef unsigned char uint8_t;
+ typedef unsigned short uint16_t;
+ typedef unsigned int uint32_t;
+
+// Helper code - not intended to be directly called by the library users. May be changed at any time
+namespace internal
+{
+ // Unicode constants
+ // Leading (high) surrogates: 0xd800 - 0xdbff
+ // Trailing (low) surrogates: 0xdc00 - 0xdfff
+ const uint16_t LEAD_SURROGATE_MIN = 0xd800u;
+ const uint16_t LEAD_SURROGATE_MAX = 0xdbffu;
+ const uint16_t TRAIL_SURROGATE_MIN = 0xdc00u;
+ const uint16_t TRAIL_SURROGATE_MAX = 0xdfffu;
+ const uint16_t LEAD_OFFSET = LEAD_SURROGATE_MIN - (0x10000 >> 10);
+ const uint32_t SURROGATE_OFFSET = 0x10000u - (LEAD_SURROGATE_MIN << 10) - TRAIL_SURROGATE_MIN;
+
+ // Maximum valid value for a Unicode code point
+ const uint32_t CODE_POINT_MAX = 0x0010ffffu;
+
+ template<typename octet_type>
+ inline uint8_t mask8(octet_type oc)
+ {
+ return static_cast<uint8_t>(0xff & oc);
+ }
+ template<typename u16_type>
+ inline uint16_t mask16(u16_type oc)
+ {
+ return static_cast<uint16_t>(0xffff & oc);
+ }
+ template<typename octet_type>
+ inline bool is_trail(octet_type oc)
+ {
+ return ((utf8::internal::mask8(oc) >> 6) == 0x2);
+ }
+
+ template <typename u16>
+ inline bool is_lead_surrogate(u16 cp)
+ {
+ return (cp >= LEAD_SURROGATE_MIN && cp <= LEAD_SURROGATE_MAX);
+ }
+
+ template <typename u16>
+ inline bool is_trail_surrogate(u16 cp)
+ {
+ return (cp >= TRAIL_SURROGATE_MIN && cp <= TRAIL_SURROGATE_MAX);
+ }
+
+ template <typename u16>
+ inline bool is_surrogate(u16 cp)
+ {
+ return (cp >= LEAD_SURROGATE_MIN && cp <= TRAIL_SURROGATE_MAX);
+ }
+
+ template <typename u32>
+ inline bool is_code_point_valid(u32 cp)
+ {
+ return (cp <= CODE_POINT_MAX && !utf8::internal::is_surrogate(cp));
+ }
+
+ template <typename octet_iterator>
+ inline typename std::iterator_traits<octet_iterator>::difference_type
+ sequence_length(octet_iterator lead_it)
+ {
+ uint8_t lead = utf8::internal::mask8(*lead_it);
+ if (lead < 0x80)
+ return 1;
+ else if ((lead >> 5) == 0x6)
+ return 2;
+ else if ((lead >> 4) == 0xe)
+ return 3;
+ else if ((lead >> 3) == 0x1e)
+ return 4;
+ else
+ return 0;
+ }
+
+ template <typename octet_difference_type>
+ inline bool is_overlong_sequence(uint32_t cp, octet_difference_type length)
+ {
+ if (cp < 0x80) {
+ if (length != 1)
+ return true;
+ }
+ else if (cp < 0x800) {
+ if (length != 2)
+ return true;
+ }
+ else if (cp < 0x10000) {
+ if (length != 3)
+ return true;
+ }
+
+ return false;
+ }
+
+ enum utf_error {UTF8_OK, NOT_ENOUGH_ROOM, INVALID_LEAD, INCOMPLETE_SEQUENCE, OVERLONG_SEQUENCE, INVALID_CODE_POINT};
+
+ /// Helper for get_sequence_x
+ template <typename octet_iterator>
+ utf_error increase_safely(octet_iterator& it, octet_iterator end)
+ {
+ if (++it == end)
+ return NOT_ENOUGH_ROOM;
+
+ if (!utf8::internal::is_trail(*it))
+ return INCOMPLETE_SEQUENCE;
+
+ return UTF8_OK;
+ }
+
+ #define UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(IT, END) {utf_error ret = increase_safely(IT, END); if (ret != UTF8_OK) return ret;}
+
+ /// get_sequence_x functions decode utf-8 sequences of the length x
+ template <typename octet_iterator>
+ utf_error get_sequence_1(octet_iterator& it, octet_iterator end, uint32_t& code_point)
+ {
+ if (it == end)
+ return NOT_ENOUGH_ROOM;
+
+ code_point = utf8::internal::mask8(*it);
+
+ return UTF8_OK;
+ }
+
+ template <typename octet_iterator>
+ utf_error get_sequence_2(octet_iterator& it, octet_iterator end, uint32_t& code_point)
+ {
+ if (it == end)
+ return NOT_ENOUGH_ROOM;
+
+ code_point = utf8::internal::mask8(*it);
+
+ UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
+
+ code_point = ((code_point << 6) & 0x7ff) + ((*it) & 0x3f);
+
+ return UTF8_OK;
+ }
+
+ template <typename octet_iterator>
+ utf_error get_sequence_3(octet_iterator& it, octet_iterator end, uint32_t& code_point)
+ {
+ if (it == end)
+ return NOT_ENOUGH_ROOM;
+
+ code_point = utf8::internal::mask8(*it);
+
+ UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
+
+ code_point = ((code_point << 12) & 0xffff) + ((utf8::internal::mask8(*it) << 6) & 0xfff);
+
+ UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
+
+ code_point += (*it) & 0x3f;
+
+ return UTF8_OK;
+ }
+
+ template <typename octet_iterator>
+ utf_error get_sequence_4(octet_iterator& it, octet_iterator end, uint32_t& code_point)
+ {
+ if (it == end)
+ return NOT_ENOUGH_ROOM;
+
+ code_point = utf8::internal::mask8(*it);
+
+ UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
+
+ code_point = ((code_point << 18) & 0x1fffff) + ((utf8::internal::mask8(*it) << 12) & 0x3ffff);
+
+ UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
+
+ code_point += (utf8::internal::mask8(*it) << 6) & 0xfff;
+
+ UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
+
+ code_point += (*it) & 0x3f;
+
+ return UTF8_OK;
+ }
+
+ #undef UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR
+
+ template <typename octet_iterator>
+ utf_error validate_next(octet_iterator& it, octet_iterator end, uint32_t& code_point)
+ {
+ // Save the original value of it so we can go back in case of failure
+ // Of course, it does not make much sense with i.e. stream iterators
+ octet_iterator original_it = it;
+
+ uint32_t cp = 0;
+ // Determine the sequence length based on the lead octet
+ typedef typename std::iterator_traits<octet_iterator>::difference_type octet_difference_type;
+ const octet_difference_type length = utf8::internal::sequence_length(it);
+
+ // Get trail octets and calculate the code point
+ utf_error err = UTF8_OK;
+ switch (length) {
+ case 0:
+ return INVALID_LEAD;
+ case 1:
+ err = utf8::internal::get_sequence_1(it, end, cp);
+ break;
+ case 2:
+ err = utf8::internal::get_sequence_2(it, end, cp);
+ break;
+ case 3:
+ err = utf8::internal::get_sequence_3(it, end, cp);
+ break;
+ case 4:
+ err = utf8::internal::get_sequence_4(it, end, cp);
+ break;
+ }
+
+ if (err == UTF8_OK) {
+ // Decoding succeeded. Now, security checks...
+ if (utf8::internal::is_code_point_valid(cp)) {
+ if (!utf8::internal::is_overlong_sequence(cp, length)){
+ // Passed! Return here.
+ code_point = cp;
+ ++it;
+ return UTF8_OK;
+ }
+ else
+ err = OVERLONG_SEQUENCE;
+ }
+ else
+ err = INVALID_CODE_POINT;
+ }
+
+ // Failure branch - restore the original value of the iterator
+ it = original_it;
+ return err;
+ }
+
+ template <typename octet_iterator>
+ inline utf_error validate_next(octet_iterator& it, octet_iterator end) {
+ uint32_t ignored;
+ return utf8::internal::validate_next(it, end, ignored);
+ }
+
+} // namespace internal
+
+ /// The library API - functions intended to be called by the users
+
+ // Byte order mark
+ const uint8_t bom[] = {0xef, 0xbb, 0xbf};
+
+ template <typename octet_iterator>
+ octet_iterator find_invalid(octet_iterator start, octet_iterator end)
+ {
+ octet_iterator result = start;
+ while (result != end) {
+ utf8::internal::utf_error err_code = utf8::internal::validate_next(result, end);
+ if (err_code != internal::UTF8_OK)
+ return result;
+ }
+ return result;
+ }
+
+ template <typename octet_iterator>
+ inline bool is_valid(octet_iterator start, octet_iterator end)
+ {
+ return (utf8::find_invalid(start, end) == end);
+ }
+
+ template <typename octet_iterator>
+ inline bool starts_with_bom (octet_iterator it, octet_iterator end)
+ {
+ return (
+ ((it != end) && (utf8::internal::mask8(*it++)) == bom[0]) &&
+ ((it != end) && (utf8::internal::mask8(*it++)) == bom[1]) &&
+ ((it != end) && (utf8::internal::mask8(*it)) == bom[2])
+ );
+ }
+
+ //Deprecated in release 2.3
+ template <typename octet_iterator>
+ inline bool is_bom (octet_iterator it)
+ {
+ return (
+ (utf8::internal::mask8(*it++)) == bom[0] &&
+ (utf8::internal::mask8(*it++)) == bom[1] &&
+ (utf8::internal::mask8(*it)) == bom[2]
+ );
+ }
+} // namespace utf8
+
+#endif // header guard
+
+
diff --git a/utf8/utf8/unchecked.h b/utf8/utf8/unchecked.h
new file mode 100644
index 0000000..cb24271
--- /dev/null
+++ b/utf8/utf8/unchecked.h
@@ -0,0 +1,228 @@
+// Copyright 2006 Nemanja Trifunovic
+
+/*
+Permission is hereby granted, free of charge, to any person or organization
+obtaining a copy of the software and accompanying documentation covered by
+this license (the "Software") to use, reproduce, display, distribute,
+execute, and transmit the Software, and to prepare derivative works of the
+Software, and to permit third-parties to whom the Software is furnished to
+do so, all subject to the following:
+
+The copyright notices in the Software and this entire statement, including
+the above license grant, this restriction and the following disclaimer,
+must be included in all copies of the Software, in whole or in part, and
+all derivative works of the Software, unless such copies or derivative
+works are solely in the form of machine-executable object code generated by
+a source language processor.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+*/
+
+
+#ifndef UTF8_FOR_CPP_UNCHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
+#define UTF8_FOR_CPP_UNCHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
+
+#include "core.h"
+
+namespace utf8
+{
+ namespace unchecked
+ {
+ template <typename octet_iterator>
+ octet_iterator append(uint32_t cp, octet_iterator result)
+ {
+ if (cp < 0x80) // one octet
+ *(result++) = static_cast<uint8_t>(cp);
+ else if (cp < 0x800) { // two octets
+ *(result++) = static_cast<uint8_t>((cp >> 6) | 0xc0);
+ *(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
+ }
+ else if (cp < 0x10000) { // three octets
+ *(result++) = static_cast<uint8_t>((cp >> 12) | 0xe0);
+ *(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
+ *(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
+ }
+ else { // four octets
+ *(result++) = static_cast<uint8_t>((cp >> 18) | 0xf0);
+ *(result++) = static_cast<uint8_t>(((cp >> 12) & 0x3f)| 0x80);
+ *(result++) = static_cast<uint8_t>(((cp >> 6) & 0x3f) | 0x80);
+ *(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);
+ }
+ return result;
+ }
+
+ template <typename octet_iterator>
+ uint32_t next(octet_iterator& it)
+ {
+ uint32_t cp = utf8::internal::mask8(*it);
+ typename std::iterator_traits<octet_iterator>::difference_type length = utf8::internal::sequence_length(it);
+ switch (length) {
+ case 1:
+ break;
+ case 2:
+ it++;
+ cp = ((cp << 6) & 0x7ff) + ((*it) & 0x3f);
+ break;
+ case 3:
+ ++it;
+ cp = ((cp << 12) & 0xffff) + ((utf8::internal::mask8(*it) << 6) & 0xfff);
+ ++it;
+ cp += (*it) & 0x3f;
+ break;
+ case 4:
+ ++it;
+ cp = ((cp << 18) & 0x1fffff) + ((utf8::internal::mask8(*it) << 12) & 0x3ffff);
+ ++it;
+ cp += (utf8::internal::mask8(*it) << 6) & 0xfff;
+ ++it;
+ cp += (*it) & 0x3f;
+ break;
+ }
+ ++it;
+ return cp;
+ }
+
+ template <typename octet_iterator>
+ uint32_t peek_next(octet_iterator it)
+ {
+ return utf8::unchecked::next(it);
+ }
+
+ template <typename octet_iterator>
+ uint32_t prior(octet_iterator& it)
+ {
+ while (utf8::internal::is_trail(*(--it))) ;
+ octet_iterator temp = it;
+ return utf8::unchecked::next(temp);
+ }
+
+ // Deprecated in versions that include prior, but only for the sake of consistency (see utf8::previous)
+ template <typename octet_iterator>
+ inline uint32_t previous(octet_iterator& it)
+ {
+ return utf8::unchecked::prior(it);
+ }
+
+ template <typename octet_iterator, typename distance_type>
+ void advance (octet_iterator& it, distance_type n)
+ {
+ for (distance_type i = 0; i < n; ++i)
+ utf8::unchecked::next(it);
+ }
+
+ template <typename octet_iterator>
+ typename std::iterator_traits<octet_iterator>::difference_type
+ distance (octet_iterator first, octet_iterator last)
+ {
+ typename std::iterator_traits<octet_iterator>::difference_type dist;
+ for (dist = 0; first < last; ++dist)
+ utf8::unchecked::next(first);
+ return dist;
+ }
+
+ template <typename u16bit_iterator, typename octet_iterator>
+ octet_iterator utf16to8 (u16bit_iterator start, u16bit_iterator end, octet_iterator result)
+ {
+ while (start != end) {
+ uint32_t cp = utf8::internal::mask16(*start++);
+ // Take care of surrogate pairs first
+ if (utf8::internal::is_lead_surrogate(cp)) {
+ uint32_t trail_surrogate = utf8::internal::mask16(*start++);
+ cp = (cp << 10) + trail_surrogate + internal::SURROGATE_OFFSET;
+ }
+ result = utf8::unchecked::append(cp, result);
+ }
+ return result;
+ }
+
+ template <typename u16bit_iterator, typename octet_iterator>
+ u16bit_iterator utf8to16 (octet_iterator start, octet_iterator end, u16bit_iterator result)
+ {
+ while (start < end) {
+ uint32_t cp = utf8::unchecked::next(start);
+ if (cp > 0xffff) { //make a surrogate pair
+ *result++ = static_cast<uint16_t>((cp >> 10) + internal::LEAD_OFFSET);
+ *result++ = static_cast<uint16_t>((cp & 0x3ff) + internal::TRAIL_SURROGATE_MIN);
+ }
+ else
+ *result++ = static_cast<uint16_t>(cp);
+ }
+ return result;
+ }
+
+ template <typename octet_iterator, typename u32bit_iterator>
+ octet_iterator utf32to8 (u32bit_iterator start, u32bit_iterator end, octet_iterator result)
+ {
+ while (start != end)
+ result = utf8::unchecked::append(*(start++), result);
+
+ return result;
+ }
+
+ template <typename octet_iterator, typename u32bit_iterator>
+ u32bit_iterator utf8to32 (octet_iterator start, octet_iterator end, u32bit_iterator result)
+ {
+ while (start < end)
+ (*result++) = utf8::unchecked::next(start);
+
+ return result;
+ }
+
+ // The iterator class
+ template <typename octet_iterator>
+ class iterator : public std::iterator <std::bidirectional_iterator_tag, uint32_t> {
+ octet_iterator it;
+ public:
+ iterator () {}
+ explicit iterator (const octet_iterator& octet_it): it(octet_it) {}
+ // the default "big three" are OK
+ octet_iterator base () const { return it; }
+ uint32_t operator * () const
+ {
+ octet_iterator temp = it;
+ return utf8::unchecked::next(temp);
+ }
+ bool operator == (const iterator& rhs) const
+ {
+ return (it == rhs.it);
+ }
+ bool operator != (const iterator& rhs) const
+ {
+ return !(operator == (rhs));
+ }
+ iterator& operator ++ ()
+ {
+ ::std::advance(it, utf8::internal::sequence_length(it));
+ return *this;
+ }
+ iterator operator ++ (int)
+ {
+ iterator temp = *this;
+ ::std::advance(it, utf8::internal::sequence_length(it));
+ return temp;
+ }
+ iterator& operator -- ()
+ {
+ utf8::unchecked::prior(it);
+ return *this;
+ }
+ iterator operator -- (int)
+ {
+ iterator temp = *this;
+ utf8::unchecked::prior(it);
+ return temp;
+ }
+ }; // class iterator
+
+ } // namespace utf8::unchecked
+} // namespace utf8
+
+
+#endif // header guard
+
diff --git a/utf8/utf8_fwrap.hpp b/utf8/utf8_fwrap.hpp
new file mode 100644
index 0000000..a4978f7
--- /dev/null
+++ b/utf8/utf8_fwrap.hpp
@@ -0,0 +1,100 @@
+#ifndef _UTF8_FWRAP_HPP
+#define _UTF8_FWRAP_HPP
+
+#include <utf8.h>
+#include <string>
+#include <iterator>
+#include <stdexcept>
+#include <cstdio>
+#include <cwchar>
+#include <stdint.h>
+
+inline wint_t fgetwc_u8(FILE *in) {
+ int32_t rv = 0;
+ int c = 0, i = 0;
+ char buf[4];
+ if ((c = fgetc_unlocked(in)) != EOF) {
+ buf[i++] = static_cast<char>(c);
+ if ((c & 0xF0) == 0xF0) {
+ if (fread_unlocked(buf+i, 1, 3, in) != 3) {
+ throw std::runtime_error("Could not read 3 expected bytes from stream");
+ }
+ i += 3;
+ }
+ else if ((c & 0xE0) == 0xE0) {
+ if (fread_unlocked(buf+i, 1, 2, in) != 2) {
+ throw std::runtime_error("Could not read 2 expected bytes from stream");
+ }
+ i += 2;
+ }
+ else if ((c & 0xC0) == 0xC0) {
+ if (fread_unlocked(buf+i, 1, 1, in) != 1) {
+ throw std::runtime_error("Could not read 1 expected byte from stream");
+ }
+ i += 1;
+ }
+ }
+ if (i == 0 && c == EOF) {
+ rv = WEOF;
+ }
+ else {
+ utf8::unchecked::utf8to32(buf, buf+i, &rv);
+ }
+ return static_cast<wint_t>(rv);
+}
+
+inline wint_t fputwc_u8(wint_t wc, FILE *out) {
+ char buf[4] = {};
+ char *e = utf8::unchecked::utf32to8(&wc, &wc+1, buf);
+ if (fwrite_unlocked(buf, 1, e-buf, out) != static_cast<size_t>(e-buf)) {
+ return WEOF;
+ }
+
+ return wc;
+}
+
+inline int fputws_u8(const wchar_t* str, FILE *out) {
+ static std::string buf;
+ buf.clear();
+ size_t len = wcslen(str);
+ utf8::unchecked::utf32to8(str, str+len, std::back_inserter(buf));
+ if (fwrite_unlocked(&buf[0], 1, buf.size(), out) != buf.size()) {
+ return WEOF;
+ }
+
+ return 1;
+}
+
+inline wint_t ungetwc_u8(wint_t wc, FILE *out) {
+ char buf[4] = {};
+ char *e = utf8::unchecked::utf32to8(&wc, &wc+1, buf);
+ for (char *b = buf ; b != e ; ++b) {
+ if (ungetc(*b, out) == EOF) {
+ return WEOF;
+ }
+ }
+
+ return wc;
+}
+
+#ifdef fgetwc_unlocked
+ #undef fgetwc_unlocked
+#endif
+#define fgetwc_unlocked fgetwc_u8
+
+#ifdef fputwc_unlocked
+ #undef fputwc_unlocked
+#endif
+#define fputwc_unlocked fputwc_u8
+
+#ifdef fputws_unlocked
+ #undef fputws_unlocked
+#endif
+#define fputws_unlocked fputws_u8
+
+#ifdef ungetwc
+ #undef ungetwc
+#endif
+#define ungetwc ungetwc_u8
+
+#endif
--
Alioth's /usr/local/bin/git-commit-notice on /srv/git.debian.org/git/debian-science/packages/lttoolbox.git
More information about the debian-science-commits
mailing list