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Unified Diff: Source/platform/network/HTTPParsers.cpp

Issue 1018903002: Show deprecation warnings for header values in XHR according to RFC 7230 (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Created 5 years, 3 months ago
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Index: Source/platform/network/HTTPParsers.cpp
diff --git a/Source/platform/network/HTTPParsers.cpp b/Source/platform/network/HTTPParsers.cpp
index 7e344e63987720c6f3eae4b6f1d67a57122eaf00..950bc282a479528bd8206dda7d98fa746ba66b83 100644
--- a/Source/platform/network/HTTPParsers.cpp
+++ b/Source/platform/network/HTTPParsers.cpp
@@ -115,7 +115,36 @@ bool isValidHTTPHeaderValue(const String& name)
return name.containsOnlyLatin1() && !name.contains('\r') && !name.contains('\n') && !name.contains(static_cast<UChar>('\0'));
}
-// See RFC 2616, Section 2.2.
+// See RFC 7230, Section 3.2.
+// Checks whether |value| matches field-content in RFC 7230.
+// link: http://tools.ietf.org/html/rfc7230#section-3.2
+bool isValidHTTPFieldContentRFC7230(const String& value)
+{
+ if (value.isEmpty())
+ return false;
+
+ if (!value.containsOnlyLatin1())
hiroshige 2015/09/04 05:23:42 I think this block is not needed (because this con
shiva.jm 2015/09/04 11:03:08 Done.
+ return false;
+
+ UChar firstCharacter = value[0];
+ if (firstCharacter == ' ' || firstCharacter == '\t')
+ return false;
+
+ UChar lastCharacter = value[value.length() - 1];
+ if (lastCharacter == ' ' || lastCharacter == '\t')
+ return false;
+
+ for (unsigned i = 0; i < value.length(); ++i) {
+ UChar c = value[i];
+ // TODO(mkwst): Extract this character class to a central location, https://crbug.com/527324.
+ if (c == 0x7F || c > 0xFF || (c < 0x20 && c != '\t'))
+ return false;
+ }
+
+ return true;
+}
+
+// See RFC 7230, Section 3.2.6.
bool isValidHTTPToken(const String& characters)
{
if (characters.isEmpty())

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