acl/lib_acl_cpp/samples/aio/pkg_server/main.cpp

#include <iostream>
#include <assert.h>
#include "lib_acl.h"
#include "acl_cpp/lib_acl.hpp"

static int   __timeout = 0;

typedef enum
{
	STATUS_T_HDR,
	STATUS_T_DAT,
} status_t;

// <20><><EFBFBD><EFBFBD>ͷ
struct DAT_HDR
{
	int  len;		// <20><><EFBFBD><EFBFBD><EFBFBD>峤<EFBFBD><E5B3A4>
	char cmd[64];		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
};

/**
 * <EFBFBD>첽<EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
class io_callback : public acl::aio_callback
{
public:
	io_callback(acl::aio_socket_stream* client)
	: status_(STATUS_T_HDR)
	, client_(client)
	, i_(0)
	{
	}

	~io_callback(void)
	{
		std::cout << "delete io_callback now ..." << std::endl;
	}

	/**
	 * ʵ<EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD>麯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ķ<EFBFBD><EFBFBD>ɹ<EFBFBD><EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param data {char*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵ<EFBFBD>ַ
	 * @param len {int} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><EFBFBD><EFBFBD>
	 * @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>رո<EFBFBD><EFBFBD>첽<EFBFBD><EFBFBD>
	 */
	bool read_callback(char* data, int len)
	{
		// <20><>ǰ״̬<D7B4>Ǵ<EFBFBD><C7B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷʱ
		if (status_ == STATUS_T_HDR) {
			// <20><><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA>
			if (len != sizeof(DAT_HDR)) {
				printf("invalid len(%d) != DAT_HDR(%d)\r\n",
					len, (int) sizeof(DAT_HDR));
				return false;
			}

			// ȡ<><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>峤<EFBFBD>ȣ<EFBFBD><C8A3><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD>ȵ<EFBFBD><C8B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

			DAT_HDR* req_hdr = (DAT_HDR*) data;

			// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>תΪ<D7AA><CEAA><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>
			req_hdr->len = ntohl(req_hdr->len);
			if (req_hdr->len <= 0) {
				printf("invalid len: %d\r\n", req_hdr->len);
				return false;
			}

			// <20>޸<EFBFBD>״̬λ<CCAC><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
			status_ = STATUS_T_DAT;

			// <20>첽<EFBFBD><ECB2BD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD>ȵ<EFBFBD><C8B5><EFBFBD><EFBFBD><EFBFBD>
			client_->read(req_hdr->len, __timeout);
			return true;
		}

		if (status_ != STATUS_T_DAT) {
			printf("invalid status: %d\r\n", (int) status_);
			return false;
		}

		if (i_++ < 10) {
			printf("req len: %d, dat: %s\r\n", len, data);
		}

		// <20><>Զ<EFBFBD>̿ͻ<CCBF><CDBB>˻<EFBFBD>д<EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

#define	OK	"+OK"
		size_t dat_len = sizeof(OK) - 1;

		DAT_HDR res_hdr;

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>תΪ<D7AA><CEAA><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>
		res_hdr.len = (int) htonl((unsigned long) dat_len);
		ACL_SAFE_STRNCPY(res_hdr.cmd, "ok", sizeof(res_hdr.cmd));

		// <20>첽д<ECB2BD><D0B4>Ӧ<EFBFBD><D3A6><EFBFBD>ݰ<EFBFBD>: <20><><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

		client_->write(&res_hdr, sizeof(res_hdr));
		client_->write(OK, (int) dat_len);

		// <20><><EFBFBD><EFBFBD>״̬Ϊ<CCAC><CEAA>ȡ<EFBFBD><C8A1>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD>ݰ<EFBFBD>
		status_ = STATUS_T_HDR;

		// <20><><EFBFBD>첽<EFBFBD><ECB2BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݰ<EFBFBD>ͷ
		client_->read(sizeof(DAT_HDR), __timeout);

		return true;
	}

	/**
	 * ʵ<EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD>麯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD>ɹ<EFBFBD><EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>رո<EFBFBD><EFBFBD>첽<EFBFBD><EFBFBD>
	 */
	bool write_callback(void)
	{
		return true;
	}

	/**
	 * ʵ<EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD>麯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ij<EFBFBD>ʱ<EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	void close_callback(void)
	{
		// <20><><EFBFBD><EFBFBD><EFBFBD>ڴ˴<DAB4>ɾ<EFBFBD><C9BE><EFBFBD>ö<EFBFBD>̬<EFBFBD><CCAC><EFBFBD><EFBFBD><EFBFBD>Ļص<C4BB><D8B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Է<EFBFBD>ֹ<EFBFBD>ڴ<EFBFBD>й¶
		delete this;
	}

	/**
	 * ʵ<EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD>麯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ij<EFBFBD>ʱ<EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>رո<EFBFBD><EFBFBD>첽<EFBFBD><EFBFBD>
	 */
	bool timeout_callback(void)
	{
		std::cout << "Timeout, delete it ..." << std::endl;
		return false;
	}

private:
	status_t status_;
	acl::aio_socket_stream* client_;
	int      i_;
};

/**
 * <EFBFBD>첽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
class io_accept_callback : public acl::aio_accept_callback
{
public:
	io_accept_callback(void) {}
	~io_accept_callback(void)
	{
		printf(">>io_accept_callback over!\n");
	}

	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>麯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ô˻ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param client {aio_socket_stream*} <EFBFBD>첽<EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD>֪ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	bool accept_callback(acl::aio_socket_stream* client)
	{
		// <20><><EFBFBD><EFBFBD><EFBFBD>첽<EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļص<C4BB><D8B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>첽<EFBFBD><ECB2BD><EFBFBD><EFBFBD><EFBFBD>а<EFBFBD><D0B0><EFBFBD>
		io_callback* callback = new io_callback(client);

		// ע<><D7A2><EFBFBD>첽<EFBFBD><ECB2BD><EFBFBD>Ķ<EFBFBD><C4B6>ص<EFBFBD><D8B5><EFBFBD><EFBFBD><EFBFBD>
		client->add_read_callback(callback);

		// ע<><D7A2><EFBFBD>첽<EFBFBD><ECB2BD><EFBFBD><EFBFBD>д<EFBFBD>ص<EFBFBD><D8B5><EFBFBD><EFBFBD><EFBFBD>
		client->add_write_callback(callback);

		// ע<><D7A2><EFBFBD>첽<EFBFBD><ECB2BD><EFBFBD>Ĺرջص<D5BB><D8B5><EFBFBD><EFBFBD><EFBFBD>
		client->add_close_callback(callback);

		// ע<><D7A2><EFBFBD>첽<EFBFBD><ECB2BD><EFBFBD>ij<EFBFBD>ʱ<EFBFBD>ص<EFBFBD><D8B5><EFBFBD><EFBFBD><EFBFBD>
		client->add_timeout_callback(callback);

		// <20><><EFBFBD>첽<EFBFBD><ECB2BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݰ<EFBFBD>ͷ
		client->read(sizeof(DAT_HDR), __timeout);
		return true;
	}
};

static void usage(const char* procname)
{
	printf("usage: %s -h[help]\r\n"
		"	-l ip:port[:1900]\r\n"
		"	-t timeout\r\n"
		"	-k[use kernel event: epoll/iocp/kqueue/devpool]\r\n",
		procname);
}

int main(int argc, char* argv[])
{
	bool use_kernel = false;
	int  ch;
	acl::string addr(":1900");

	while ((ch = getopt(argc, argv, "l:hkt:")) > 0) {
		switch (ch) {
		case 'h':
			usage(argv[0]);
			return 0;
		case 'l':
			addr = optarg;
			break;
		case 'k':
			use_kernel = true;
			break;
		case 't':
			__timeout = atoi(optarg);
			break;
		default:
			break;
		}
	}

	// <20><>ʼ<EFBFBD><CABC>ACL<43><4C>(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>WIN32<33><32>һ<EFBFBD><D2BB>Ҫ<EFBFBD><D2AA><EFBFBD>ô˺<C3B4><CBBA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>UNIXƽ̨<C6BD>¿ɲ<C2BF><C9B2><EFBFBD><EFBFBD><EFBFBD>)
	acl::acl_cpp_init();

	acl::log::stdout_open(true);

	// <20><><EFBFBD><EFBFBD><EFBFBD>첽<EFBFBD><ECB2BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	acl::aio_handle handle(use_kernel ? acl::ENGINE_KERNEL : acl::ENGINE_SELECT);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>첽<EFBFBD><ECB2BD>
	acl::aio_listen_stream* sstream = new acl::aio_listen_stream(&handle);

	// <20><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD>ĵ<EFBFBD>ַ
	if (!sstream->open(addr.c_str())) {
		std::cout << "open " << addr.c_str() << " error!" << std::endl;
		sstream->close();
		// XXX: Ϊ<>˱<EFBFBD>֤<EFBFBD>ܹرռ<D8B1><D5BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD>ڴ˴<DAB4><CBB4><EFBFBD> check һ<><D2BB>
		handle.check();

		getchar();
		return 1;
	}

	// <20><><EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><D8B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>󣬵<EFBFBD><F3A3ACB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD><D3B5><EFBFBD>ʱ<EFBFBD>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD>ô<EFBFBD><C3B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļص<C4BB><D8B5><EFBFBD><EFBFBD><EFBFBD>
	io_accept_callback callback;
	sstream->add_accept_callback(&callback);
	std::cout << "Listen: " << addr.c_str() << " ok!" << std::endl;

	while (true) {
		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> false <20><><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD>ټ<EFBFBD><D9BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>˳<EFBFBD>
		if (!handle.check()) {
			std::cout << "pkg_server stop now ..." << std::endl;
			break;
		}
	}

	// <20>رռ<D8B1><D5BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	sstream->close();

	// XXX: Ϊ<>˱<EFBFBD>֤<EFBFBD>ܹرռ<D8B1><D5BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD>ڴ˴<DAB4><CBB4><EFBFBD> check һ<><D2BB>
	handle.check();

	return 0;
}