http: Allow fragmented data for WebSocket.

This commit is contained in:
Unknown W. Brackets 2018-04-11 22:53:41 -07:00
parent b75b6801c8
commit 8b094f8c6f
2 changed files with 51 additions and 1 deletions

View file

@ -96,6 +96,7 @@ WebSocketServer *WebSocketServer::CreateAsUpgrade(const http::Request &request)
void WebSocketServer::Send(const std::string &str) {
assert(open_);
assert(fragmentOpcode_ == -1);
SendHeader(true, (int)Opcode::TEXT, str.size());
// TODO: For long strings, this will block. Possibly not ideal.
if (!out_->Push(str.c_str(), str.size())) {
@ -107,6 +108,7 @@ void WebSocketServer::Send(const std::string &str) {
void WebSocketServer::Send(const std::vector<uint8_t> &payload) {
assert(open_);
assert(fragmentOpcode_ == -1);
SendHeader(true, (int)Opcode::BINARY, payload.size());
// TODO: For long strings, this will block. Possibly not ideal.
if (!out_->Push((const char *)&payload[0], payload.size())) {
@ -116,6 +118,48 @@ void WebSocketServer::Send(const std::vector<uint8_t> &payload) {
}
}
void WebSocketServer::AddFragment(bool finish, const std::string &str) {
assert(open_);
if (fragmentOpcode_ == -1) {
SendHeader(finish, (int)Opcode::TEXT, str.size());
fragmentOpcode_ = (int)Opcode::TEXT;
} else if (fragmentOpcode_ == (int)Opcode::TEXT) {
SendHeader(finish, (int)Opcode::CONTINUE, str.size());
} else {
assert(fragmentOpcode_ == (int)Opcode::TEXT || fragmentOpcode_ == -1);
}
// TODO: For long strings, this will block. Possibly not ideal.
if (!out_->Push(str.c_str(), str.size())) {
assert(false);
open_ = false;
closeReason_ = WebSocketClose::ABNORMAL;
}
if (finish) {
fragmentOpcode_ = -1;
}
}
void WebSocketServer::AddFragment(bool finish, const std::vector<uint8_t> &payload) {
assert(open_);
if (fragmentOpcode_ == -1) {
SendHeader(finish, (int)Opcode::BINARY, payload.size());
fragmentOpcode_ = (int)Opcode::BINARY;
} else if (fragmentOpcode_ == (int)Opcode::BINARY) {
SendHeader(finish, (int)Opcode::CONTINUE, payload.size());
} else {
assert(fragmentOpcode_ == (int)Opcode::BINARY || fragmentOpcode_ == -1);
}
// TODO: For long strings, this will block. Possibly not ideal.
if (!out_->Push((const char *)&payload[0], payload.size())) {
assert(false);
open_ = false;
closeReason_ = WebSocketClose::ABNORMAL;
}
if (finish) {
fragmentOpcode_ = -1;
}
}
void WebSocketServer::Ping(const std::vector<uint8_t> &payload) {
assert(open_);
assert(payload.size() <= 125);