From 2dc031a2b8fd3f2d93ada35f528b16610bbf8b47 Mon Sep 17 00:00:00 2001 From: Martin Lucina Date: Wed, 22 Feb 2012 02:11:42 +0100 Subject: Added libxszmq compatibility library Signed-off-by: Martin Lucina --- include/xszmq.h | 276 ++++++++++++++++++++++++++++++++++++++++++++++++++ include/xszmq_utils.h | 65 ++++++++++++ 2 files changed, 341 insertions(+) create mode 100644 include/xszmq.h create mode 100644 include/xszmq_utils.h (limited to 'include') diff --git a/include/xszmq.h b/include/xszmq.h new file mode 100644 index 0000000..eabf3c8 --- /dev/null +++ b/include/xszmq.h @@ -0,0 +1,276 @@ +/* + Copyright (c) 2012 Martin Lucina + Copyright (c) 2007-2011 iMatix Corporation + Copyright (c) 2007-2011 Other contributors as noted in the AUTHORS file + + This file is part of Crossroads I/O. + + Crossroads I/O is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + Crossroads I/O is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see . +*/ + +#ifndef __XSZMQ_H_INCLUDED__ +#define __XSZMQ_H_INCLUDED__ + +#ifdef __cplusplus +extern "C" { +#endif + +#include +#include +#if defined _WIN32 +#include +#endif + +/* Handle DSO symbol visibility */ +#if defined _WIN32 +# if defined DLL_EXPORT +# define XSZMQ_EXPORT __declspec(dllexport) +# else +# define XSZMQ_EXPORT __declspec(dllimport) +# endif +#else +# if defined __SUNPRO_C || defined __SUNPRO_CC +# define XSZMQ_EXPORT __global +# elif (defined __GNUC__ && __GNUC__ >= 4) || defined __INTEL_COMPILER +# define XSZMQ_EXPORT __attribute__ ((visibility("default"))) +# else +# define XSZMQ_EXPORT +# endif +#endif + +/******************************************************************************/ +/* 0MQ versioning support. */ +/******************************************************************************/ + +/* Version macros for compile-time API version detection */ +#define ZMQ_VERSION_MAJOR 2 +#define ZMQ_VERSION_MINOR 1 +#define ZMQ_VERSION_PATCH 11 + +#define ZMQ_MAKE_VERSION(major, minor, patch) \ + ((major) * 10000 + (minor) * 100 + (patch)) +#define ZMQ_VERSION \ + ZMQ_MAKE_VERSION(ZMQ_VERSION_MAJOR, ZMQ_VERSION_MINOR, ZMQ_VERSION_PATCH) + +/* Run-time API version detection */ +XSZMQ_EXPORT void zmq_version (int *major, int *minor, int *patch); + +/******************************************************************************/ +/* 0MQ errors. */ +/******************************************************************************/ + +/* These constants conflict with xs.h. Disable them if we are building the */ +/* libxszmq compatibility library itself. */ +#ifndef XS_BUILDING_LIBXSZMQ + +/* A number random enough not to collide with different errno ranges on */ +/* different OSes. The assumption is that error_t is at least 32-bit type. */ +#define ZMQ_HAUSNUMERO 156384712 + +/* On Windows platform some of the standard POSIX errnos are not defined. */ +#ifndef ENOTSUP +#define ENOTSUP (ZMQ_HAUSNUMERO + 1) +#endif +#ifndef EPROTONOSUPPORT +#define EPROTONOSUPPORT (ZMQ_HAUSNUMERO + 2) +#endif +#ifndef ENOBUFS +#define ENOBUFS (ZMQ_HAUSNUMERO + 3) +#endif +#ifndef ENETDOWN +#define ENETDOWN (ZMQ_HAUSNUMERO + 4) +#endif +#ifndef EADDRINUSE +#define EADDRINUSE (ZMQ_HAUSNUMERO + 5) +#endif +#ifndef EADDRNOTAVAIL +#define EADDRNOTAVAIL (ZMQ_HAUSNUMERO + 6) +#endif +#ifndef ECONNREFUSED +#define ECONNREFUSED (ZMQ_HAUSNUMERO + 7) +#endif +#ifndef EINPROGRESS +#define EINPROGRESS (ZMQ_HAUSNUMERO + 8) +#endif +#ifndef ENOTSOCK +#define ENOTSOCK (ZMQ_HAUSNUMERO + 9) +#endif + +/* Native 0MQ error codes. */ +#define EFSM (ZMQ_HAUSNUMERO + 51) +#define ENOCOMPATPROTO (ZMQ_HAUSNUMERO + 52) +#define ETERM (ZMQ_HAUSNUMERO + 53) +#define EMTHREAD (ZMQ_HAUSNUMERO + 54) + +#endif /* XS_BUILDING_LIBXSZMQ */ + +/* This function retrieves the errno as it is known to 0MQ library. The goal */ +/* of this function is to make the code 100% portable, including where 0MQ */ +/* compiled with certain CRT library (on Windows) is linked to an */ +/* application that uses different CRT library. */ +XSZMQ_EXPORT int zmq_errno (void); + +/* Resolves system errors and 0MQ errors to human-readable string. */ +XSZMQ_EXPORT const char *zmq_strerror (int errnum); + +/******************************************************************************/ +/* 0MQ message definition. */ +/******************************************************************************/ + +/* Maximal size of "Very Small Message". VSMs are passed by value */ +/* to avoid excessive memory allocation/deallocation. */ +/* If VMSs larger than 255 bytes are required, type of 'vsm_size' */ +/* field in zmq_msg_t structure should be modified accordingly. */ +#define ZMQ_MAX_VSM_SIZE 30 + +/* Message types. These integers may be stored in 'content' member of the */ +/* message instead of regular pointer to the data. */ +#define ZMQ_DELIMITER 31 +#define ZMQ_VSM 32 + +/* Message flags. ZMQ_MSG_SHARED is strictly speaking not a message flag */ +/* (it has no equivalent in the wire format), however, making it a flag */ +/* allows us to pack the stucture tigher and thus improve performance. */ +#define ZMQ_MSG_MORE 1 +#define ZMQ_MSG_SHARED 128 +#define ZMQ_MSG_MASK 129 /* Merges all the flags */ + +/* A message. Note that 'content' is not a pointer to the raw data. */ +/* Rather it is pointer to zmq::msg_content_t structure */ +/* (see src/msg_content.hpp for its definition). */ +typedef struct +{ + void *content; + unsigned char flags; + unsigned char vsm_size; + unsigned char vsm_data [ZMQ_MAX_VSM_SIZE]; +} zmq_msg_t; + +typedef void (zmq_free_fn) (void *data, void *hint); + +XSZMQ_EXPORT int zmq_msg_init (zmq_msg_t *msg); +XSZMQ_EXPORT int zmq_msg_init_size (zmq_msg_t *msg, size_t size); +XSZMQ_EXPORT int zmq_msg_init_data (zmq_msg_t *msg, void *data, + size_t size, zmq_free_fn *ffn, void *hint); +XSZMQ_EXPORT int zmq_msg_close (zmq_msg_t *msg); +XSZMQ_EXPORT int zmq_msg_move (zmq_msg_t *dest, zmq_msg_t *src); +XSZMQ_EXPORT int zmq_msg_copy (zmq_msg_t *dest, zmq_msg_t *src); +XSZMQ_EXPORT void *zmq_msg_data (zmq_msg_t *msg); +XSZMQ_EXPORT size_t zmq_msg_size (zmq_msg_t *msg); + +/******************************************************************************/ +/* 0MQ infrastructure (a.k.a. context) initialisation & termination. */ +/******************************************************************************/ + +XSZMQ_EXPORT void *zmq_init (int io_threads); +XSZMQ_EXPORT int zmq_term (void *context); + +/******************************************************************************/ +/* 0MQ socket definition. */ +/******************************************************************************/ + +/* Socket types. */ +#define ZMQ_PAIR 0 +#define ZMQ_PUB 1 +#define ZMQ_SUB 2 +#define ZMQ_REQ 3 +#define ZMQ_REP 4 +#define ZMQ_DEALER 5 +#define ZMQ_ROUTER 6 +#define ZMQ_PULL 7 +#define ZMQ_PUSH 8 +#define ZMQ_XPUB 9 +#define ZMQ_XSUB 10 +#define ZMQ_XREQ ZMQ_DEALER /* Old alias, remove in 3.x */ +#define ZMQ_XREP ZMQ_ROUTER /* Old alias, remove in 3.x */ +#define ZMQ_UPSTREAM ZMQ_PULL /* Old alias, remove in 3.x */ +#define ZMQ_DOWNSTREAM ZMQ_PUSH /* Old alias, remove in 3.x */ + +/* Socket options. */ +#define ZMQ_HWM 1 +#define ZMQ_SWAP 3 +#define ZMQ_AFFINITY 4 +#define ZMQ_IDENTITY 5 +#define ZMQ_SUBSCRIBE 6 +#define ZMQ_UNSUBSCRIBE 7 +#define ZMQ_RATE 8 +#define ZMQ_RECOVERY_IVL 9 +#define ZMQ_MCAST_LOOP 10 +#define ZMQ_SNDBUF 11 +#define ZMQ_RCVBUF 12 +#define ZMQ_RCVMORE 13 +#define ZMQ_FD 14 +#define ZMQ_EVENTS 15 +#define ZMQ_TYPE 16 +#define ZMQ_LINGER 17 +#define ZMQ_RECONNECT_IVL 18 +#define ZMQ_BACKLOG 19 +#define ZMQ_RECOVERY_IVL_MSEC 20 /* opt. recovery time, reconcile in 3.x */ +#define ZMQ_RECONNECT_IVL_MAX 21 + +/* Send/recv options. */ +#define ZMQ_NOBLOCK 1 +#define ZMQ_SNDMORE 2 + +XSZMQ_EXPORT void *zmq_socket (void *context, int type); +XSZMQ_EXPORT int zmq_close (void *s); +XSZMQ_EXPORT int zmq_setsockopt (void *s, int option, const void *optval, + size_t optvallen); +XSZMQ_EXPORT int zmq_getsockopt (void *s, int option, void *optval, + size_t *optvallen); +XSZMQ_EXPORT int zmq_bind (void *s, const char *addr); +XSZMQ_EXPORT int zmq_connect (void *s, const char *addr); +XSZMQ_EXPORT int zmq_send (void *s, zmq_msg_t *msg, int flags); +XSZMQ_EXPORT int zmq_recv (void *s, zmq_msg_t *msg, int flags); + +/******************************************************************************/ +/* I/O multiplexing. */ +/******************************************************************************/ + +#define ZMQ_POLLIN 1 +#define ZMQ_POLLOUT 2 +#define ZMQ_POLLERR 4 + +typedef struct +{ + void *socket; +#if defined _WIN32 + SOCKET fd; +#else + int fd; +#endif + short events; + short revents; +} zmq_pollitem_t; + +XSZMQ_EXPORT int zmq_poll (zmq_pollitem_t *items, int nitems, long timeout); + +/******************************************************************************/ +/* Built-in devices */ +/******************************************************************************/ + +#define ZMQ_STREAMER 1 +#define ZMQ_FORWARDER 2 +#define ZMQ_QUEUE 3 + +XSZMQ_EXPORT int zmq_device (int device, void * insocket, void* outsocket); + +#undef XSZMQ_EXPORT + +#ifdef __cplusplus +} +#endif + +#endif + diff --git a/include/xszmq_utils.h b/include/xszmq_utils.h new file mode 100644 index 0000000..b25bf91 --- /dev/null +++ b/include/xszmq_utils.h @@ -0,0 +1,65 @@ +/* + Copyright (c) 2012 Martin Lucina + Copyright (c) 2007-2011 iMatix Corporation + Copyright (c) 2007-2011 Other contributors as noted in the AUTHORS file + + This file is part of Crossroads I/O. + + Crossroads I/O is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + Crossroads I/O is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see . +*/ + +#ifndef __XSZMQ_UTILS_H_INCLUDED__ +#define __XSZMQ_UTILS_H_INCLUDED__ + +#ifdef __cplusplus +extern "C" { +#endif + +/* Handle DSO symbol visibility */ +#if defined _WIN32 +# if defined DLL_EXPORT +# define XSZMQ_EXPORT __declspec(dllexport) +# else +# define XSZMQ_EXPORT __declspec(dllimport) +# endif +#else +# if defined __SUNPRO_C || defined __SUNPRO_CC +# define XSZMQ_EXPORT __global +# elif (defined __GNUC__ && __GNUC__ >= 4) || defined __INTEL_COMPILER +# define XSZMQ_EXPORT __attribute__ ((visibility("default"))) +# else +# define XSZMQ_EXPORT +# endif +#endif + +/* Helper functions are used by perf tests so that they don't have to care */ +/* about minutiae of time-related functions on different OS platforms. */ + +/* Starts the stopwatch. Returns the handle to the watch. */ +XSZMQ_EXPORT void *zmq_stopwatch_start (void); + +/* Stops the stopwatch. Returns the number of microseconds elapsed since */ +/* the stopwatch was started. */ +XSZMQ_EXPORT unsigned long zmq_stopwatch_stop (void *watch_); + +/* Sleeps for specified number of seconds. */ +XSZMQ_EXPORT void zmq_sleep (int seconds_); + +#undef XSZMQ_EXPORT + +#ifdef __cplusplus +} +#endif + +#endif -- cgit v1.2.3