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author | Tobias Markmann <tm@ayena.de> | 2016-03-31 14:57:35 (GMT) |
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committer | Tobias Markmann <tm@ayena.de> | 2016-03-31 14:57:35 (GMT) |
commit | cfbdb43d2cadd40aa87338d41548e4bf89e146e6 (patch) | |
tree | 18d94153a302445196fc0c18586abf44a1ce4a38 /Swiften/IDN/UTF8Validator.h | |
parent | 1d545a4a7fb877f021508094b88c1f17b30d8b4e (diff) | |
download | swift-cfbdb43d2cadd40aa87338d41548e4bf89e146e6.zip swift-cfbdb43d2cadd40aa87338d41548e4bf89e146e6.tar.bz2 |
Convert tabs to 4 spaces for all source files
Removed trailing spaces and whitespace on empty lines
in the process.
Changed CheckTabs.py tool to disallow hard tabs in source
files.
Test-Information:
Manually checked 30 random files that the conversion worked
as expected.
Change-Id: I874f99d617bd3d2bb55f02d58f22f58f9b094480
Diffstat (limited to 'Swiften/IDN/UTF8Validator.h')
-rw-r--r-- | Swiften/IDN/UTF8Validator.h | 98 |
1 files changed, 49 insertions, 49 deletions
diff --git a/Swiften/IDN/UTF8Validator.h b/Swiften/IDN/UTF8Validator.h index 5df8769..d912ef9 100644 --- a/Swiften/IDN/UTF8Validator.h +++ b/Swiften/IDN/UTF8Validator.h @@ -13,55 +13,55 @@ namespace Swift { // UTF-8 validation based on the description in https://tools.ietf.org/html/rfc3629#section-3 . template <typename CharType> bool UTF8IsValid(const CharType* data, size_t length) { - bool isValid = true; - const CharType* current = data; - const CharType* end = data + length; - while (isValid && (current < end)) { - // one byte sequences - if ((*current & 0x80) == 0x0) { - current++; - continue; - } - // longer byte sequences - else { - // two byte sequences - if ((*current & 0xE0) == 0xC0) { - current++; - if ( (current < end) && ((*current & 0xC0) == 0x80) ) { - current++; - continue; - } - } - // three byte sequences - else if ((*current & 0xF0) == 0xE0) { - current++; - if ( ((current + 1) < end) && ((*current & 0xC0) == 0x80) ) { - current++; - if ((*current & 0xC0) == 0x80) { - current++; - continue; - } - } - } - // four byte sequences - else if ((*current & 0xF8) == 0xF0) { - current++; - if ( ((current + 2) < end) && ((*current & 0xC0) == 0x80) ) { - current++; - if ((*current & 0xC0) == 0x80) { - current++; - if ((*current & 0xC0) == 0x80) { - current++; - continue; - } - } - } - } - // invalid sequences - isValid = false; - } - } - return isValid; + bool isValid = true; + const CharType* current = data; + const CharType* end = data + length; + while (isValid && (current < end)) { + // one byte sequences + if ((*current & 0x80) == 0x0) { + current++; + continue; + } + // longer byte sequences + else { + // two byte sequences + if ((*current & 0xE0) == 0xC0) { + current++; + if ( (current < end) && ((*current & 0xC0) == 0x80) ) { + current++; + continue; + } + } + // three byte sequences + else if ((*current & 0xF0) == 0xE0) { + current++; + if ( ((current + 1) < end) && ((*current & 0xC0) == 0x80) ) { + current++; + if ((*current & 0xC0) == 0x80) { + current++; + continue; + } + } + } + // four byte sequences + else if ((*current & 0xF8) == 0xF0) { + current++; + if ( ((current + 2) < end) && ((*current & 0xC0) == 0x80) ) { + current++; + if ((*current & 0xC0) == 0x80) { + current++; + if ((*current & 0xC0) == 0x80) { + current++; + continue; + } + } + } + } + // invalid sequences + isValid = false; + } + } + return isValid; } } |