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AK: Do not trim away non-ASCII bytes when parsing URL

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Because non-ASCII code points have negative byte values, trimming away
control characters requires checking for negative bytes values.

This also adds a test case with a URL containing non-ASCII code points.
This commit is contained in:
Max Wipfli 2021-06-03 12:36:02 +02:00 • committed by Andreas Kling
parent 44937e2dfc
commit 99d5555134
2 changed files with 11 additions and 2 deletions
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4
AK/URLParser.cpp
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@ -174,7 +174,7 @@ URL URLParser::parse(Badge<URL>, StringView const& raw_input, URL const* base_ur
size_t start_index = 0;
size_t end_index = raw_input.length();
for (size_t i = 0; i < raw_input.length(); ++i) {
if (raw_input[i] <= 0x20) {
if (0 <= raw_input[i] && raw_input[i] <= 0x20) {
++start_index;
has_validation_error = true;
} else {
@ -182,7 +182,7 @@ URL URLParser::parse(Badge<URL>, StringView const& raw_input, URL const* base_ur
}
}
for (ssize_t i = raw_input.length() - 1; i >= 0; --i) {
if (raw_input[i] <= 0x20) {
if (0 <= raw_input[i] && raw_input[i] <= 0x20) {
--end_index;
has_validation_error = true;
} else {