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📁 ..
📄 AcceptLoadBalancer.h(8.88 KB)
📄 Channel.h(27.5 KB)
📄 Client.h(4.5 KB)
📄 ClientRef.h(3.64 KB)
📄 Config.h(5.65 KB)
📄 Context.h(4.67 KB)
📄 CookieUtils.h(8.18 KB)
📄 Errors.h(4.34 KB)
📄 FdSinkChannel.h(5.22 KB)
📄 FdSourceChannel.h(6.24 KB)
📄 FileBufferedChannel.h(44.72 KB)
📄 FileBufferedFdSinkChannel.h(7.06 KB)
📄 HeaderTable.h(13.16 KB)
📄 Hooks.h(2.36 KB)
📄 HttpChunkedBodyParser.h(8.89 KB)
📄 HttpChunkedBodyParserState.h(2.26 KB)
📄 HttpClient.h(3.31 KB)
📄 HttpHeaderParser.h(17.54 KB)
📄 HttpHeaderParserState.h(2.07 KB)
📄 HttpRequest.h(8.69 KB)
📄 HttpRequestRef.h(3.79 KB)
📄 HttpServer.h(44.88 KB)
📄 Implementation.cpp(2.59 KB)
📄 Server.h(38.98 KB)
📄 http_parser.cpp(62.57 KB)
📄 http_parser.h(12.2 KB)

Editing: FdSinkChannel.h

/*
 *  Phusion Passenger - https://www.phusionpassenger.com/
 *  Copyright (c) 2014-2017 Phusion Holding B.V.
 *
 *  "Passenger", "Phusion Passenger" and "Union Station" are registered
 *  trademarks of Phusion Holding B.V.
 *
 *  Permission is hereby granted, free of charge, to any person obtaining a copy
 *  of this software and associated documentation files (the "Software"), to deal
 *  in the Software without restriction, including without limitation the rights
 *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 *  copies of the Software, and to permit persons to whom the Software is
 *  furnished to do so, subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included in
 *  all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 *  THE SOFTWARE.
 */
#ifndef _PASSENGER_SERVER_KIT_FD_SINK_CHANNEL_H_
#define _PASSENGER_SERVER_KIT_FD_SINK_CHANNEL_H_

#include <oxt/macros.hpp>
#include <cerrno>
#include <unistd.h>
#include <ev.h>
#include <jsoncpp/json.h>
#include <ServerKit/Channel.h>

namespace Passenger {
namespace ServerKit {

using namespace oxt;

class FdSinkChannel: protected Channel {
private:
	ev_io watcher;

static Result _onData(Channel *channel, const MemoryKit::mbuf &buffer, int errcode) {
		return static_cast<FdSinkChannel *>(channel)->onData(buffer, errcode);
	}

Result onData(const MemoryKit::mbuf &buffer, int errcode) {
		if (buffer.size() > 0) {
			// Data
			ssize_t ret;

do {
				ret = ::write(watcher.fd, buffer.start, buffer.size());
			} while (ret == -1 && errno == EINTR);
			if (ret == (ssize_t) buffer.size()) {
				return Result(ret, false);
			} else if (ret >= 0) {
				ev_io_start(ctx->libev->getLoop(), &watcher);
				stop();
				return Result(ret, false);
			} else if (errno == EAGAIN || errno == EWOULDBLOCK) {
				ev_io_start(ctx->libev->getLoop(), &watcher);
				stop();
				return Result(0, false);
			} else {
				Channel::feedError(errno);
				return Result(0, false);
			}
		} else if (errcode == 0) {
			// EOF
			return Channel::Result(0, true);
		} else {
			// Error
			// We do nothing here. The caller is responsible for handling the error.
			return Channel::Result(0, false);
		}
	}

static void _onWritable(EV_P_ ev_io *io, int revents) {
		FdSinkChannel *self = static_cast<FdSinkChannel *>(io->data);
		ev_io_stop(self->ctx->libev->getLoop(), &self->watcher);
		self->start();
	}

void initialize() {
		dataCallback = _onData;
		watcher.active = false;
		watcher.fd = -1;
		watcher.data = this;
	}

public:
	FdSinkChannel() {
		initialize();
	}

FdSinkChannel(Context *context)
		: Channel(context)
	{
		initialize();
	}

~FdSinkChannel() {
		if (ctx != NULL && ev_is_active(&watcher)) {
			ev_io_stop(ctx->libev->getLoop(), &watcher);
		}
	}

// May only be called right after construction.
	OXT_FORCE_INLINE
	void setContext(Context *context) {
		Channel::setContext(context);
	}

void reinitialize(int fd) {
		Channel::reinitialize();
		ev_io_init(&watcher, _onWritable, fd, EV_WRITE);
	}

void deinitialize() {
		if (ev_is_active(&watcher)) {
			ev_io_stop(ctx->libev->getLoop(), &watcher);
		}
		watcher.fd = -1;
		Channel::deinitialize();
	}

OXT_FORCE_INLINE
	int feed(const MemoryKit::mbuf &mbuf) {
		return Channel::feed(mbuf);
	}

OXT_FORCE_INLINE
	int feed(BOOST_RV_REF(MemoryKit::mbuf) mbuf) {
		return Channel::feed(mbuf);
	}

OXT_FORCE_INLINE
	int feedWithoutRefGuard(const MemoryKit::mbuf &mbuf) {
		return Channel::feedWithoutRefGuard(mbuf);
	}

OXT_FORCE_INLINE
	int feedWithoutRefGuard(BOOST_RV_REF(MemoryKit::mbuf) mbuf) {
		return Channel::feedWithoutRefGuard(mbuf);
	}

OXT_FORCE_INLINE
	void feedError(int errcode) {
		return Channel::feedError(errcode);
	}

OXT_FORCE_INLINE
	int getFd() const {
		return watcher.fd;
	}

OXT_FORCE_INLINE
	bool acceptingInput() const {
		return Channel::acceptingInput();
	}

OXT_FORCE_INLINE
	bool mayAcceptInputLater() const {
		return Channel::mayAcceptInputLater();
	}

OXT_FORCE_INLINE
	bool hasError() const {
		return Channel::hasError();
	}

OXT_FORCE_INLINE
	int getErrcode() const {
		return Channel::getErrcode();
	}

OXT_FORCE_INLINE
	bool ended() const {
		return Channel::ended();
	}

OXT_FORCE_INLINE
	bool endAcked() const {
		return Channel::endAcked();
	}

OXT_FORCE_INLINE
	void setConsumedCallback(ConsumedCallback callback) {
		Channel::consumedCallback = callback;
	}

OXT_FORCE_INLINE
	Hooks *getHooks() const {
		return hooks;
	}

OXT_FORCE_INLINE
	void setHooks(Hooks *hooks) {
		this->hooks = hooks;
	}

Json::Value inspectAsJson() const {
		Json::Value doc = Channel::inspectAsJson();
		doc["initialized"] = watcher.fd != -1;
		doc["io_watcher_active"] = (bool) watcher.active;
		return doc;
	}
};

} // namespace ServerKit
} // namespace Passenger

#endif /* _PASSENGER_SERVER_KIT_FD_SINK_CHANNEL_H_ */

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Editing: FdSinkChannel.h

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