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Add support for zmq 3.0/3.1

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zmq3.0
Robert G. Jakabosky 15 years ago
parent ffeb63cf7d
commit b1157e3aaa
2 changed files with 298 additions and 134 deletions
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251
src/socket.nobj.lua
Unescape Escape View File

@ -21,13 +21,21 @@
object "ZMQ_Socket" { object "ZMQ_Socket" {
error_on_null = "get_zmq_strerror()", error_on_null = "get_zmq_strerror()",
c_source [[ c_source [[
/* detect zmq version >= 2.1.0 */ /* detect zmq version */
#define VERSION_2_0 1
#define VERSION_2_1 0 #define VERSION_2_1 0
#define VERSION_3_0 0
#if defined(ZMQ_VERSION) #if defined(ZMQ_VERSION)
# if (ZMQ_VERSION >= ZMQ_MAKE_VERSION(2,1,0)) # if (ZMQ_VERSION >= ZMQ_MAKE_VERSION(2,1,0))
# undef VERSION_2_1 # undef VERSION_2_1
# define VERSION_2_1 1 # define VERSION_2_1 1
# endif # endif
# if (ZMQ_VERSION >= ZMQ_MAKE_VERSION(3,0,0))
# undef VERSION_2_0
# define VERSION_2_0 0
# undef VERSION_3_0
# define VERSION_3_0 1
# endif
#endif #endif
/* detect really old ZeroMQ 2.0.x series. */ /* detect really old ZeroMQ 2.0.x series. */
@ -44,24 +52,63 @@ typedef SOCKET socket_t;
typedef int socket_t; typedef int socket_t;
#endif #endif
#if ZMQ_VERSION_MAJOR == 2
# define zmq_sendmsg zmq_send
# define zmq_recvmsg zmq_recv
#endif
/* socket option types. */ /* socket option types. */
#define OPT_TYPE_NONE 0 #define OPT_TYPE_NONE 0
#define OPT_TYPE_INT 1 #define OPT_TYPE_INT 1
#define OPT_TYPE_UINT32 2 #define OPT_TYPE_UINT32 2
#define OPT_TYPE_UINT64 3 #define OPT_TYPE_UINT64 3
#define OPT_TYPE_INT64 4 #define OPT_TYPE_INT64 4
#define OPT_TYPE_STR 5 #define OPT_TYPE_BLOB 5
#define OPT_TYPE_FD 6 #define OPT_TYPE_FD 6
static const int opt_types[] = { static const int opt_types[] = {
#if VERSION_3_0
OPT_TYPE_NONE, /* 0 unused */
OPT_TYPE_INT, /* 1 ZMQ_HWM for backwards compatibility */
OPT_TYPE_NONE, /* 2 unused */
OPT_TYPE_NONE, /* 3 unused */
OPT_TYPE_UINT64, /* 4 ZMQ_AFFINITY */
OPT_TYPE_BLOB, /* 5 ZMQ_IDENTITY */
OPT_TYPE_BLOB, /* 6 ZMQ_SUBSCRIBE */
OPT_TYPE_BLOB, /* 7 ZMQ_UNSUBSCRIBE */
OPT_TYPE_INT, /* 8 ZMQ_RATE */
OPT_TYPE_INT, /* 9 ZMQ_RECOVERY_IVL */
OPT_TYPE_INT, /* 10 ZMQ_MCAST_LOOP */
OPT_TYPE_INT, /* 11 ZMQ_SNDBUF */
OPT_TYPE_INT, /* 12 ZMQ_RCVBUF */
OPT_TYPE_INT, /* 13 ZMQ_RCVMORE */
OPT_TYPE_FD, /* 14 ZMQ_FD */
OPT_TYPE_INT, /* 15 ZMQ_EVENTS */
OPT_TYPE_INT, /* 16 ZMQ_TYPE */
OPT_TYPE_INT, /* 17 ZMQ_LINGER */
OPT_TYPE_INT, /* 18 ZMQ_RECONNECT_IVL */
OPT_TYPE_INT, /* 19 ZMQ_BACKLOG */
OPT_TYPE_NONE, /* 20 unused */
OPT_TYPE_INT, /* 21 ZMQ_RECONNECT_IVL_MAX */
OPT_TYPE_INT64, /* 22 ZMQ_MAXMSGSIZE */
OPT_TYPE_INT, /* 23 ZMQ_SNDHWM */
OPT_TYPE_INT, /* 24 ZMQ_RCVHWM */
OPT_TYPE_INT, /* 25 ZMQ_MULTICAST_HOPS */
OPT_TYPE_NONE, /* 26 unused */
OPT_TYPE_INT, /* 27 ZMQ_RCVTIMEO */
OPT_TYPE_INT, /* 28 ZMQ_SNDTIMEO */
OPT_TYPE_INT, /* 29 ZMQ_RCVLABEL */
# define MAX_OPTS 29
#else
/* options for versions below 3.0 */
OPT_TYPE_NONE, /* 0 unused */ OPT_TYPE_NONE, /* 0 unused */
OPT_TYPE_UINT64, /* 1 ZMQ_HWM */ OPT_TYPE_UINT64, /* 1 ZMQ_HWM */
OPT_TYPE_NONE, /* 2 unused */ OPT_TYPE_NONE, /* 2 unused */
OPT_TYPE_INT64, /* 3 ZMQ_SWAP */ OPT_TYPE_INT64, /* 3 ZMQ_SWAP */
OPT_TYPE_UINT64, /* 4 ZMQ_AFFINITY */ OPT_TYPE_UINT64, /* 4 ZMQ_AFFINITY */
OPT_TYPE_STR, /* 5 ZMQ_IDENTITY */ OPT_TYPE_BLOB, /* 5 ZMQ_IDENTITY */
OPT_TYPE_STR, /* 6 ZMQ_SUBSCRIBE */ OPT_TYPE_BLOB, /* 6 ZMQ_SUBSCRIBE */
OPT_TYPE_STR, /* 7 ZMQ_UNSUBSCRIBE */ OPT_TYPE_BLOB, /* 7 ZMQ_UNSUBSCRIBE */
OPT_TYPE_INT64, /* 8 ZMQ_RATE */ OPT_TYPE_INT64, /* 8 ZMQ_RATE */
OPT_TYPE_INT64, /* 9 ZMQ_RECOVERY_IVL */ OPT_TYPE_INT64, /* 9 ZMQ_RECOVERY_IVL */
OPT_TYPE_INT64, /* 10 ZMQ_MCAST_LOOP */ OPT_TYPE_INT64, /* 10 ZMQ_MCAST_LOOP */
@ -76,13 +123,15 @@ static const int opt_types[] = {
OPT_TYPE_INT, /* 17 ZMQ_LINGER */ OPT_TYPE_INT, /* 17 ZMQ_LINGER */
OPT_TYPE_INT, /* 18 ZMQ_RECONNECT_IVL */ OPT_TYPE_INT, /* 18 ZMQ_RECONNECT_IVL */
OPT_TYPE_INT, /* 19 ZMQ_BACKLOG */ OPT_TYPE_INT, /* 19 ZMQ_BACKLOG */
#endif OPT_TYPE_INT64, /* 20 ZMQ_RECOVERY_IVL_MSEC */
}; OPT_TYPE_INT, /* 21 ZMQ_RECONNECT_IVL_MAX */
#if VERSION_2_1 # define MAX_OPTS 21
#define MAX_OPTS ZMQ_BACKLOG
# else # else
#define MAX_OPTS ZMQ_RCVMORE # define MAX_OPTS 13
# endif # endif
#endif
};
]], ]],
@ -100,32 +149,83 @@ int zmq_setsockopt (void *s, int option, const void *optval, size_t optvallen);
int zmq_getsockopt (void *s, int option, void *optval, size_t *optvallen); int zmq_getsockopt (void *s, int option, void *optval, size_t *optvallen);
]], ]],
ffi_source[[ ffi_source[[
local option_types = {
[zmq.HWM] = 'uint64_t[1]',
[zmq.SWAP] = 'int64_t[1]',
[zmq.AFFINITY] = 'uint64_t[1]',
[zmq.IDENTITY] = 'string',
[zmq.SUBSCRIBE] = 'string',
[zmq.UNSUBSCRIBE] = 'string',
[zmq.RATE] = 'int64_t[1]',
[zmq.RECOVERY_IVL] = 'int64_t[1]',
[zmq.MCAST_LOOP] = 'int64_t[1]',
[zmq.SNDBUF] = 'uint64_t[1]',
[zmq.RCVBUF] = 'uint64_t[1]',
[zmq.RCVMORE] = 'int64_t[1]',
[zmq.FD] = 'int[1]',
[zmq.EVENTS] = 'uint32_t[1]',
[zmq.TYPE] = 'int[1]',
[zmq.LINGER] = 'int[1]',
[zmq.RECONNECT_IVL] = 'int[1]',
[zmq.BACKLOG] = 'int[1]',
}
local option_len = {} local option_len = {}
local option_tmps = {} local option_types = {}
for k,v in pairs(option_types) do local option_tmps
if v ~= 'string' then
option_len[k] = ffi.sizeof(v) do
option_tmps[k] = ffi.new(v, 0) local zmq = _M
local zver = zmq.version()
local str_opt_temp_len = 255
option_tmps = setmetatable({}, {__index = function(tab, ctype)
local temp
if ctype == 'string' then
tmp = ffi.new('uint8_t[?]', str_opt_temp_len)
else
tmp = ffi.new(ctype, 0)
end
rawset(tab, ctype, tmp)
return tmp
end})
local function def_opt(opt, ctype)
if not opt then return end
option_types[opt] = ctype
if ctype == 'string' then
option_len[opt] = str_opt_temp_len
else
option_len[opt] = ffi.sizeof(ctype)
end
end
if zver[1] == 2 then
def_opt(zmq.HWM, 'uint64_t[1]')
def_opt(zmq.SWAP, 'int64_t[1]')
def_opt(zmq.AFFINITY, 'uint64_t[1]')
def_opt(zmq.IDENTITY, 'string')
def_opt(zmq.SUBSCRIBE, 'string')
def_opt(zmq.UNSUBSCRIBE, 'string')
def_opt(zmq.RATE, 'int64_t[1]')
def_opt(zmq.RECOVERY_IVL, 'int64_t[1]')
def_opt(zmq.RECOVERY_IVL_MSEC, 'int64_t[1]')
def_opt(zmq.MCAST_LOOP, 'int64_t[1]')
def_opt(zmq.SNDBUF, 'uint64_t[1]')
def_opt(zmq.RCVBUF, 'uint64_t[1]')
def_opt(zmq.RCVMORE, 'int64_t[1]')
def_opt(zmq.FD, 'int[1]')
def_opt(zmq.EVENTS, 'uint32_t[1]')
def_opt(zmq.TYPE, 'int[1]')
def_opt(zmq.LINGER, 'int[1]')
def_opt(zmq.RECONNECT_IVL, 'int[1]')
def_opt(zmq.BACKLOG, 'int[1]')
def_opt(zmq.RECONNECT_IVL_MAX, 'int[1]')
elseif zver[1] == 3 then
def_opt(zmq.AFFINITY, 'uint64_t[1]')
def_opt(zmq.IDENTITY, 'string')
def_opt(zmq.SUBSCRIBE, 'string')
def_opt(zmq.UNSUBSCRIBE, 'string')
def_opt(zmq.RATE, 'int[1]')
def_opt(zmq.RECOVERY_IVL, 'int[1]')
def_opt(zmq.RECOVERY_IVL_MSEC, 'int[1]')
def_opt(zmq.MCAST_LOOP, 'int[1]')
def_opt(zmq.SNDBUF, 'int[1]')
def_opt(zmq.RCVBUF, 'int[1]')
def_opt(zmq.RCVMORE, 'int[1]')
def_opt(zmq.FD, 'int[1]')
def_opt(zmq.EVENTS, 'int[1]')
def_opt(zmq.TYPE, 'int[1]')
def_opt(zmq.LINGER, 'int[1]')
def_opt(zmq.RECONNECT_IVL, 'int[1]')
def_opt(zmq.BACKLOG, 'int[1]')
def_opt(zmq.RECONNECT_IVL_MAX, 'int[1]')
def_opt(zmq.MAXMSGSIZE, 'int64_t[1]')
def_opt(zmq.SNDHWM, 'int[1]')
def_opt(zmq.RCVHWM, 'int[1]')
def_opt(zmq.MULTICAST_HOPS, 'int[1]')
def_opt(zmq.RCVTIMEO, 'int[1]')
def_opt(zmq.SNDTIMEO, 'int[1]')
def_opt(zmq.RCVLABEL, 'int[1]')
end end
end end
@ -146,6 +246,20 @@ end
uint64_t uint64_val; uint64_t uint64_val;
int64_t int64_val; int64_t int64_val;
#if VERSION_3_0
/* 3.0 backwards compatibility support for HWM. */
if(${opt} == ZMQ_HWM) {
int_val = luaL_checklong(L, ${val::idx});
val = &int_val;
val_len = sizeof(int_val);
${err} = zmq_setsockopt(${this}, ZMQ_SNDHWM, val, val_len);
if(-1 != ${err}) {
${err} = zmq_setsockopt(${this}, ZMQ_RCVHWM, val, val_len);
}
goto finished;
}
#endif
if(${opt} > MAX_OPTS) { if(${opt} > MAX_OPTS) {
return luaL_argerror(L, ${opt::idx}, "Invalid socket option."); return luaL_argerror(L, ${opt::idx}, "Invalid socket option.");
} }
@ -178,7 +292,7 @@ end
val = &int64_val; val = &int64_val;
val_len = sizeof(int64_val); val_len = sizeof(int64_val);
break; break;
case OPT_TYPE_STR: case OPT_TYPE_BLOB:
val = luaL_checklstring(L, ${val::idx}, &(val_len)); val = luaL_checklstring(L, ${val::idx}, &(val_len));
break; break;
default: default:
@ -187,20 +301,35 @@ end
break; break;
} }
${err} = zmq_setsockopt(${this}, ${opt}, val, val_len); ${err} = zmq_setsockopt(${this}, ${opt}, val, val_len);
finished:
]], ]],
ffi_source[[ ffi_source[[
local ctype = option_types[${opt}] local ctype = option_types[${opt}]
local tval local tval
local tval_len = 0 local tval_len = 0
if ctype then
if ctype == 'string' then if ctype == 'string' then
tval = tostring(${val}) tval = tostring(${val})
tval_len = #${val} tval_len = #tval
else else
tval = option_tmps[${opt}] tval = option_tmps[ctype]
tval[0] = ${val} tval[0] = ${val}
tval_len = option_len[${opt}] tval_len = option_len[${opt}]
end end
${err} = C.zmq_setsockopt(${this}, ${opt}, tval, tval_len) ${err} = C.zmq_setsockopt(${this}, ${opt}, tval, tval_len)
elseif ${opt} == zmq.HWM then
-- 3.0 backwards compatibility support for HWM.
ctype = option_types[zmq.SNDHWM]
tval = option_tmps[ctype]
tval[0] = ${val}
tval_len = option_len[zmq.SNDHWM]
${err} = C.zmq_setsockopt(${this}, zmq.SNDHWM, tval, tval_len)
if (-1 ~= ${err}) then
${err} = C.zmq_setsockopt(${this}, zmq.RCVHWM, tval, tval_len)
end
else
error("Invalid socket option.")
end
]], ]],
}, },
ffi_source[[ ffi_source[[
@ -272,7 +401,7 @@ local tmp_val_len = ffi.new('size_t[1]', 4)
return 1; return 1;
} }
break; break;
case OPT_TYPE_STR: case OPT_TYPE_BLOB:
val_len = STR_MAX; val_len = STR_MAX;
${err} = zmq_getsockopt(${this}, ${opt}, str_val, &val_len); ${err} = zmq_getsockopt(${this}, ${opt}, str_val, &val_len);
if(0 == ${err}) { if(0 == ${err}) {
@ -291,21 +420,15 @@ local tmp_val_len = ffi.new('size_t[1]', 4)
ffi_source[[ ffi_source[[
local ctype = option_types[${opt}] local ctype = option_types[${opt}]
local val local val
local val_len = tmp_val_len local val_len
if ctype == 'string' then if ctype then
val_len[0] = 255 val = option_tmps[ctype]
val = ffi.new('uint8_t[?]', val_len[0]) val_len = option_len[${opt}]
ffi.fill(val, val_len[0]) ${err} = C.zmq_getsockopt(${this}, ${opt}, val, tmp_val_len)
else
val = option_tmps[${opt}]
val[0] = 0
val_len[0] = option_len[${opt}]
end end
${err} = C.zmq_getsockopt(${this}, ${opt}, val, val_len)
if ${err} == 0 then if ${err} == 0 then
if ctype == 'string' then if ctype == 'string' then
val_len = val_len[0] return ffi.string(val, tmp_val_len[0])
return ffi.string(val, val_len)
else else
return tonumber(val[0]) return tonumber(val[0])
end end
@ -313,22 +436,30 @@ local tmp_val_len = ffi.new('size_t[1]', 4)
]], ]],
}, },
ffi_source[[ ffi_source[[
-- temp. values for 'events' function.
local events_tmp = ffi.new('uint32_t[1]', 0)
local events_tmp_size = ffi.sizeof('uint32_t')
local events_tmp_len = ffi.new('size_t[1]', events_tmp_size)
local ZMQ_EVENTS = _M.EVENTS local ZMQ_EVENTS = _M.EVENTS
-- temp. values for 'events' function.
local events_ctype = option_types[ZMQ_EVENTS]
local events_tmp = option_tmps[events_ctype]
local events_tmp_len = option_len[ZMQ_EVENTS]
local events_tmp_size = ffi.sizeof(events_tmp)
]], ]],
method "events" { method "events" {
var_out{ "uint32_t", "events" }, var_out{ "uint32_t", "events" },
var_out{ "ZMQ_Error", "err" }, var_out{ "ZMQ_Error", "err" },
c_source[[ c_source[[
#if VERSION_3_0
int val;
size_t val_len = sizeof(val);
${err} = zmq_getsockopt(${this}, ZMQ_EVENTS, &val, &val_len);
${events} = val;
#else
# if VERSION_2_1 # if VERSION_2_1
size_t val_len = sizeof(${events}); size_t val_len = sizeof(${events});
${err} = zmq_getsockopt(${this}, ZMQ_EVENTS, &(${events}), &val_len); ${err} = zmq_getsockopt(${this}, ZMQ_EVENTS, &(${events}), &val_len);
# else # else
luaL_error(L, "'events' method only supported in 0MQ version >= 2.1"); luaL_error(L, "'events' method only supported in 0MQ version >= 2.1");
# endif # endif
#endif
]], ]],
ffi_source[[ ffi_source[[
events_tmp_len[0] = events_tmp_size events_tmp_len[0] = events_tmp_size
@ -340,7 +471,7 @@ local ZMQ_EVENTS = _M.EVENTS
-- zmq_send -- zmq_send
-- --
method "send_msg" { method "send_msg" {
c_method_call "ZMQ_Error" "zmq_send" { "zmq_msg_t *", "msg", "int", "flags?" }, c_export_method_call "ZMQ_Error" "zmq_sendmsg" { "zmq_msg_t *", "msg", "int", "flags?" },
}, },
-- create helper function for `zmq_send` -- create helper function for `zmq_send`
c_source[[ c_source[[
@ -353,7 +484,7 @@ ZMQ_Error simple_zmq_send(ZMQ_Socket *sock, const char *data, size_t data_len, i
/* fill message */ /* fill message */
memcpy(zmq_msg_data(&msg), data, data_len); memcpy(zmq_msg_data(&msg), data, data_len);
/* send message */ /* send message */
err = zmq_send(sock, &msg, flags); err = zmq_sendmsg(sock, &msg, flags);
/* close message */ /* close message */
zmq_msg_close(&msg); zmq_msg_close(&msg);
} }
@ -368,7 +499,7 @@ ZMQ_Error simple_zmq_send(ZMQ_Socket *sock, const char *data, size_t data_len, i
-- zmq_recv -- zmq_recv
-- --
method "recv_msg" { method "recv_msg" {
c_method_call "ZMQ_Error" "zmq_recv" { "zmq_msg_t *", "msg", "int", "flags?" }, c_export_method_call "ZMQ_Error" "zmq_recvmsg" { "zmq_msg_t *", "msg", "int", "flags?" },
}, },
ffi_source[[ ffi_source[[
local tmp_msg = ffi.new('zmq_msg_t') local tmp_msg = ffi.new('zmq_msg_t')
@ -383,7 +514,7 @@ local tmp_msg = ffi.new('zmq_msg_t')
${err} = zmq_msg_init(&msg); ${err} = zmq_msg_init(&msg);
if(0 == ${err}) { if(0 == ${err}) {
/* receive message */ /* receive message */
${err} = zmq_recv(${this}, &msg, ${flags}); ${err} = zmq_recvmsg(${this}, &msg, ${flags});
if(0 == ${err}) { if(0 == ${err}) {
${data} = zmq_msg_data(&msg); ${data} = zmq_msg_data(&msg);
${data_len} = zmq_msg_size(&msg); ${data_len} = zmq_msg_size(&msg);
@ -402,7 +533,7 @@ local tmp_msg = ffi.new('zmq_msg_t')
end end
-- receive message -- receive message
${err} = C.zmq_recv(${this}, msg, ${flags}) ${err} = zmq_recvmsg(${this}, msg, ${flags})
if 0 == ${err} then if 0 == ${err} then
local data = ffi.string(C.zmq_msg_data(msg), C.zmq_msg_size(msg)) local data = ffi.string(C.zmq_msg_data(msg), C.zmq_msg_size(msg))
-- close message -- close message

119
zmq.nobj.lua
Unescape Escape View File

@ -31,68 +31,101 @@ luajit_ffi_load_cmodule = true,
sys_include "string.h", sys_include "string.h",
include "zmq.h", include "zmq.h",
c_source "typedefs" [[
#ifndef ZMQ_DONTWAIT
# define ZMQ_DONTWAIT ZMQ_NOBLOCK
#endif
#if ZMQ_VERSION_MAJOR == 2
# define ZMQ_POLL_MSEC 1000 // zmq_poll is usec
#elif ZMQ_VERSION_MAJOR == 3
# define ZMQ_POLL_MSEC 1 // zmq_poll is msec
# ifndef ZMQ_HWM
# define ZMQ_HWM 1 // backwards compatibility
# endif
#endif
#ifndef ZMQ_DEALER
# define ZMQ_DEALER ZMQ_XREQ
#endif
#ifndef ZMQ_ROUTER
# define ZMQ_ROUTER ZMQ_XREP
#endif
]],
-- --
-- Module constants -- Module constants
-- --
constants { export_definitions {
MAX_VSM_SIZE = 30, MAX_VSM_SIZE = "ZMQ_MAX_VSM_SIZE",
-- message types -- message types
DELIMITER = 31, DELIMITER = "ZMQ_DELIMITER",
VSM = 32, VSM = "ZMQ_VSM",
-- message flags -- message flags
MSG_MORE = 1, MSG_MORE = "ZMQ_MSG_MORE",
MSG_SHARED = 128, MSG_SHARED = "ZMQ_MSG_SHARED",
-- socket types -- socket types
PAIR = 0, PAIR = "ZMQ_PAIR",
PUB = 1, PUB = "ZMQ_PUB",
SUB = 2, SUB = "ZMQ_SUB",
REQ = 3, REQ = "ZMQ_REQ",
REP = 4, REP = "ZMQ_REP",
DEALER = 5, DEALER = "ZMQ_DEALER",
ROUTER = 6, ROUTER = "ZMQ_ROUTER",
PULL = 7, PULL = "ZMQ_PULL",
PUSH = 8, PUSH = "ZMQ_PUSH",
-- deprecated -- deprecated
XREQ = 5, XREQ = "ZMQ_DEALER",
XREP = 6, XREP = "ZMQ_ROUTER",
-- socket options -- socket options
HWM = 1, HWM = "ZMQ_HWM",
SWAP = 3, SWAP = "ZMQ_SWAP",
AFFINITY = 4, AFFINITY = "ZMQ_AFFINITY",
IDENTITY = 5, IDENTITY = "ZMQ_IDENTITY",
SUBSCRIBE = 6, SUBSCRIBE = "ZMQ_SUBSCRIBE",
UNSUBSCRIBE = 7, UNSUBSCRIBE = "ZMQ_UNSUBSCRIBE",
RATE = 8, RATE = "ZMQ_RATE",
RECOVERY_IVL = 9, RECOVERY_IVL = "ZMQ_RECOVERY_IVL",
MCAST_LOOP = 10, MCAST_LOOP = "ZMQ_MCAST_LOOP",
SNDBUF = 11, SNDBUF = "ZMQ_SNDBUF",
RCVBUF = 12, RCVBUF = "ZMQ_RCVBUF",
RCVMORE = 13, RCVMORE = "ZMQ_RCVMORE",
FD = 14, FD = "ZMQ_FD",
EVENTS = 15, EVENTS = "ZMQ_EVENTS",
TYPE = 16, TYPE = "ZMQ_TYPE",
LINGER = 17, LINGER = "ZMQ_LINGER",
RECONNECT_IVL = 18, RECONNECT_IVL = "ZMQ_RECONNECT_IVL",
BACKLOG = 19, RECONNECT_IVL_MSEC= "ZMQ_RECONNECT_IVL_MSEC",
BACKLOG = "ZMQ_BACKLOG",
RECONNECT_IVL_MAX = "ZMQ_RECONNECT_IVL_MAX",
MAXMSGSIZE = "ZMQ_MAXMSGSIZE",
SNDHWM = "ZMQ_SNDHWM",
RCVHWM = "ZMQ_RCVHWM",
MULTICAST_HOPS = "ZMQ_MULTICAST_HOPS",
RCVTIMEO = "ZMQ_RCVTIMEO",
SNDTIMEO = "ZMQ_SNDTIMEO",
RCVLABEL = "ZMQ_RCVLABEL",
-- send/recv flags -- send/recv flags
NOBLOCK = 1, NOBLOCK = "ZMQ_NOBLOCK",
SNDMORE = 2, SNDMORE = "ZMQ_SNDMORE",
SNDLABEL = "ZMQ_SNDLABEL",
-- poll events -- poll events
POLLIN = 1, POLLIN = "ZMQ_POLLIN",
POLLOUT = 2, POLLOUT = "ZMQ_POLLOUT",
POLLERR = 4, POLLERR = "ZMQ_POLLERR",
-- poll milliseconds.
POLL_MSEC = "ZMQ_POLL_MSEC",
-- devices -- devices
STREAMER = 1, STREAMER = "ZMQ_STREAMER",
FORWARDER = 2, FORWARDER = "ZMQ_FORWARDER",
QUEUE = 3, QUEUE = "ZMQ_QUEUE",
}, },

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