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LibTLS: Move TLS extensions to a separate 'extensions' struct

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This has no behavioural effect.
This commit is contained in:
AnotherTest 2021-02-07 07:19:34 +03:30 committed by Andreas Kling
parent 22d13d8b1a
commit d6d6750dd8
Notes: sideshowbarker 2024-07-18 20:53:30 +09:00 
Author: https://github.com/alimpfard
Commit: https://github.com/SerenityOS/serenity/commit/d6d6750dd81
Pull-request: https://github.com/SerenityOS/serenity/pull/6085
4 changed files with 12 additions and 9 deletions
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4
Userland/Libraries/LibTLS/ClientHandshake.cpp
View file

@ -163,8 +163,8 @@ ssize_t TLSv12::handle_hello(ReadonlyBytes buffer, WritePacketStage& write_packe
}
if (sni_host_length) {
m_context.SNI = String { (const char*)buffer.offset_pointer(res + 5), sni_host_length };
dbgln("server name indicator: {}", m_context.SNI);
m_context.extensions.SNI = String { (const char*)buffer.offset_pointer(res + 5), sni_host_length };
dbgln("server name indicator: {}", m_context.extensions.SNI);
}
} else if (extension_type == HandshakeExtension::ApplicationLayerProtocolNegotiation && m_context.alpn.size()) {
if (buffer.size() - res > 2) {

6
Userland/Libraries/LibTLS/Handshake.cpp
View file

@ -86,8 +86,8 @@ ByteBuffer TLSv12::build_hello()
// set SNI if we have one
auto sni_length = 0;
if (!m_context.SNI.is_null())
sni_length = m_context.SNI.length();
if (!m_context.extensions.SNI.is_null())
sni_length = m_context.extensions.SNI.length();
if (sni_length)
extension_length += sni_length + 9;
@ -105,7 +105,7 @@ ByteBuffer TLSv12::build_hello()
builder.append((u8)0);
// SNI host length + value
builder.append((u16)sni_length);
builder.append((const u8*)m_context.SNI.characters(), sni_length);
builder.append((const u8*)m_context.extensions.SNI.characters(), sni_length);
}
if (alpn_length) {

4
Userland/Libraries/LibTLS/TLSv12.cpp
View file

@ -667,13 +667,13 @@ void TLSv12::try_disambiguate_error() const
switch ((AlertDescription)m_context.critical_error) {
case AlertDescription::HandshakeFailure:
if (!m_context.cipher_spec_set) {
dbgln("- No cipher suite in common with {}", m_context.SNI);
dbgln("- No cipher suite in common with {}", m_context.extensions.SNI);
} else {
dbgln("- Unknown internal issue");
}
break;
case AlertDescription::InsufficientSecurity:
dbgln("- No cipher suite in common with {} (the server is oh so secure)", m_context.SNI);
dbgln("- No cipher suite in common with {} (the server is oh so secure)", m_context.extensions.SNI);
break;
case AlertDescription::ProtocolVersion:
dbgln("- The server refused to negotiate with TLS 1.2 :(");

7
Userland/Libraries/LibTLS/TLSv12.h
View file

@ -242,7 +242,10 @@ struct Context {
bool is_child { false };
String SNI; // I hate your existence
struct {
// Server Name Indicator
String SNI; // I hate your existence
} extensions;
u8 request_client_certificate { 0 };
@ -278,7 +281,7 @@ public:
dbgln("invalid state for set_sni");
return;
}
m_context.SNI = sni;
m_context.extensions.SNI = sni;
}
Optional<Certificate> parse_asn1(ReadonlyBytes, bool client_cert = false) const;