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crypto: replace gotos

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PR-URL: https://github.com/nodejs/node/pull/23132
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Denys Otrishko <shishugi@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
This commit is contained in:
Tobias Nießen 2018-09-27 20:10:15 +02:00
parent 6ea507a8bf
commit 640172d24d
No known key found for this signature in database
GPG Key ID: 718207F8FD156B70
1 changed files with 4 additions and 12 deletions
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16
src/node_crypto_clienthello.cc
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@ -74,12 +74,6 @@ bool ClientHelloParser::ParseRecordHeader(const uint8_t* data, size_t avail) {
void ClientHelloParser::ParseHeader(const uint8_t* data, size_t avail) {
ClientHello hello;
bool failed = true;
OnScopeLeave cleanup([&]() {
if (failed)
End();
});
// >= 5 + frame size bytes for frame parsing
if (body_offset_ + frame_len_ > avail)
@ -94,23 +88,23 @@ void ClientHelloParser::ParseHeader(const uint8_t* data, size_t avail) {
if (data[body_offset_ + 4] != 0x03 ||
data[body_offset_ + 5] < 0x01 ||
data[body_offset_ + 5] > 0x03) {
return;
return End();
}
if (data[body_offset_] == kClientHello) {
if (state_ == kTLSHeader) {
if (!ParseTLSClientHello(data, avail))
return;
return End();
} else {
// We couldn't get here, but whatever
return;
return End();
}
// Check if we overflowed (do not reply with any private data)
if (session_id_ == nullptr ||
session_size_ > 32 ||
session_id_ + session_size_ > data + avail) {
return;
return End();
}
}
@ -122,8 +116,6 @@ void ClientHelloParser::ParseHeader(const uint8_t* data, size_t avail) {
hello.servername_ = servername_;
hello.servername_size_ = static_cast<uint8_t>(servername_size_);
onhello_cb_(cb_arg_, hello);
failed = false;
return;
}