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-rw-r--r--src/pugixml.cpp94
1 files changed, 34 insertions, 60 deletions
diff --git a/src/pugixml.cpp b/src/pugixml.cpp
index ddaf27f..3790313 100644
--- a/src/pugixml.cpp
+++ b/src/pugixml.cpp
@@ -1785,19 +1785,16 @@ PUGI__NS_BEGIN
template <typename Traits> static inline typename Traits::value_type process(const wchar_t* data, size_t size, typename Traits::value_type result, Traits traits)
{
typedef wchar_selector<sizeof(wchar_t)>::decoder decoder;
+
return decoder::process(reinterpret_cast<const typename decoder::type*>(data), size, result, traits);
}
};
- template <typename T> PUGI__FN void convert_utf_endian_swap(T* result, const T* data, size_t length)
- {
- for (size_t i = 0; i < length; ++i) result[i] = endian_swap(data[i]);
- }
-
#ifdef PUGIXML_WCHAR_MODE
PUGI__FN void convert_wchar_endian_swap(wchar_t* result, const wchar_t* data, size_t length)
{
- for (size_t i = 0; i < length; ++i) result[i] = static_cast<wchar_t>(endian_swap(static_cast<wchar_selector<sizeof(wchar_t)>::type>(data[i])));
+ for (size_t i = 0; i < length; ++i)
+ result[i] = static_cast<wchar_t>(endian_swap(static_cast<wchar_selector<sizeof(wchar_t)>::type>(data[i])));
}
#endif
PUGI__NS_END
@@ -3479,6 +3476,30 @@ PUGI__NS_BEGIN
return encoding_utf8;
}
+ template <typename D, typename T> PUGI__FN size_t convert_buffer_output_generic(typename T::value_type dest, const char_t* data, size_t length, D, T)
+ {
+ PUGI__STATIC_ASSERT(sizeof(char_t) == sizeof(typename D::type));
+
+ typename T::value_type end = D::process(reinterpret_cast<const typename D::type*>(data), length, dest, T());
+
+ return static_cast<size_t>(end - dest) * sizeof(*dest);
+ }
+
+ template <typename D, typename T> PUGI__FN size_t convert_buffer_output_generic(typename T::value_type dest, const char_t* data, size_t length, D, T, bool opt_swap)
+ {
+ PUGI__STATIC_ASSERT(sizeof(char_t) == sizeof(typename D::type));
+
+ typename T::value_type end = D::process(reinterpret_cast<const typename D::type*>(data), length, dest, T());
+
+ if (opt_swap)
+ {
+ for (typename T::value_type i = dest; i != end; ++i)
+ *i = endian_swap(*i);
+ }
+
+ return static_cast<size_t>(end - dest) * sizeof(*dest);
+ }
+
#ifdef PUGIXML_WCHAR_MODE
PUGI__FN size_t get_valid_length(const char_t* data, size_t length)
{
@@ -3500,53 +3521,27 @@ PUGI__NS_BEGIN
// convert to utf8
if (encoding == encoding_utf8)
- {
- uint8_t* dest = r_u8;
- uint8_t* end = wchar_decoder::process(data, length, dest, utf8_writer());
-
- return static_cast<size_t>(end - dest);
- }
+ return convert_buffer_output_generic(r_u8, data, length, wchar_decoder(), utf8_writer());
// convert to utf16
if (encoding == encoding_utf16_be || encoding == encoding_utf16_le)
{
- uint16_t* dest = r_u16;
-
- // convert to native utf16
- uint16_t* end = wchar_decoder::process(data, length, dest, utf16_writer());
-
- // swap if necessary
xml_encoding native_encoding = is_little_endian() ? encoding_utf16_le : encoding_utf16_be;
- if (native_encoding != encoding) convert_utf_endian_swap(dest, dest, static_cast<size_t>(end - dest));
-
- return static_cast<size_t>(end - dest) * sizeof(uint16_t);
+ return convert_buffer_output_generic(r_u16, data, length, wchar_decoder(), utf16_writer(), native_encoding != encoding);
}
// convert to utf32
if (encoding == encoding_utf32_be || encoding == encoding_utf32_le)
{
- uint32_t* dest = r_u32;
-
- // convert to native utf32
- uint32_t* end = wchar_decoder::process(data, length, dest, utf32_writer());
-
- // swap if necessary
xml_encoding native_encoding = is_little_endian() ? encoding_utf32_le : encoding_utf32_be;
- if (native_encoding != encoding) convert_utf_endian_swap(dest, dest, static_cast<size_t>(end - dest));
-
- return static_cast<size_t>(end - dest) * sizeof(uint32_t);
+ return convert_buffer_output_generic(r_u32, data, length, wchar_decoder(), utf32_writer(), native_encoding != encoding);
}
// convert to latin1
if (encoding == encoding_latin1)
- {
- uint8_t* dest = r_u8;
- uint8_t* end = wchar_decoder::process(data, length, dest, latin1_writer());
-
- return static_cast<size_t>(end - dest);
- }
+ return convert_buffer_output_generic(r_u8, data, length, wchar_decoder(), latin1_writer());
assert(!"Invalid encoding");
return 0;
@@ -3572,41 +3567,20 @@ PUGI__NS_BEGIN
{
if (encoding == encoding_utf16_be || encoding == encoding_utf16_le)
{
- uint16_t* dest = r_u16;
-
- // convert to native utf16
- uint16_t* end = utf8_decoder::process(reinterpret_cast<const uint8_t*>(data), length, dest, utf16_writer());
-
- // swap if necessary
xml_encoding native_encoding = is_little_endian() ? encoding_utf16_le : encoding_utf16_be;
- if (native_encoding != encoding) convert_utf_endian_swap(dest, dest, static_cast<size_t>(end - dest));
-
- return static_cast<size_t>(end - dest) * sizeof(uint16_t);
+ return convert_buffer_output_generic(r_u16, data, length, utf8_decoder(), utf16_writer(), native_encoding != encoding);
}
if (encoding == encoding_utf32_be || encoding == encoding_utf32_le)
{
- uint32_t* dest = r_u32;
-
- // convert to native utf32
- uint32_t* end = utf8_decoder::process(reinterpret_cast<const uint8_t*>(data), length, dest, utf32_writer());
-
- // swap if necessary
xml_encoding native_encoding = is_little_endian() ? encoding_utf32_le : encoding_utf32_be;
- if (native_encoding != encoding) convert_utf_endian_swap(dest, dest, static_cast<size_t>(end - dest));
-
- return static_cast<size_t>(end - dest) * sizeof(uint32_t);
+ return convert_buffer_output_generic(r_u32, data, length, utf8_decoder(), utf32_writer(), native_encoding != encoding);
}
if (encoding == encoding_latin1)
- {
- uint8_t* dest = r_u8;
- uint8_t* end = utf8_decoder::process(reinterpret_cast<const uint8_t*>(data), length, dest, latin1_writer());
-
- return static_cast<size_t>(end - dest);
- }
+ return convert_buffer_output_generic(r_u8, data, length, utf8_decoder(), latin1_writer());
assert(!"Invalid encoding");
return 0;