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Problem: literals protocol names used at various places

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Solution: introduced named constants
This commit is contained in:
Simon Giesecke 2018-05-30 13:22:34 +02:00 committed by Simon Giesecke
parent bd76926f5b
commit 0179b7577a
8 changed files with 61 additions and 42 deletions
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20
src/address.cpp
View File

@ -56,33 +56,33 @@ zmq::address_t::address_t (const std::string &protocol_,
zmq::address_t::~address_t ()
{
if (protocol == "tcp") {
if (protocol == protocol_name::tcp) {
if (resolved.tcp_addr) {
LIBZMQ_DELETE (resolved.tcp_addr);
}
}
if (protocol == "udp") {
if (protocol == protocol_name::udp) {
if (resolved.udp_addr) {
LIBZMQ_DELETE (resolved.udp_addr);
}
}
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS \
&& !defined ZMQ_HAVE_VXWORKS
else if (protocol == "ipc") {
else if (protocol == protocol_name::ipc) {
if (resolved.ipc_addr) {
LIBZMQ_DELETE (resolved.ipc_addr);
}
}
#endif
#if defined ZMQ_HAVE_TIPC
else if (protocol == "tipc") {
else if (protocol == protocol_name::tipc) {
if (resolved.tipc_addr) {
LIBZMQ_DELETE (resolved.tipc_addr);
}
}
#endif
#if defined ZMQ_HAVE_VMCI
else if (protocol == "vmci") {
else if (protocol == protocol_name::vmci) {
if (resolved.vmci_addr) {
LIBZMQ_DELETE (resolved.vmci_addr);
}
@ -92,29 +92,29 @@ zmq::address_t::~address_t ()
int zmq::address_t::to_string (std::string &addr_) const
{
if (protocol == "tcp") {
if (protocol == protocol_name::tcp) {
if (resolved.tcp_addr)
return resolved.tcp_addr->to_string (addr_);
}
if (protocol == "udp") {
if (protocol == protocol_name::udp) {
if (resolved.udp_addr)
return resolved.udp_addr->to_string (addr_);
}
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS \
&& !defined ZMQ_HAVE_VXWORKS
else if (protocol == "ipc") {
else if (protocol == protocol_name::ipc) {
if (resolved.ipc_addr)
return resolved.ipc_addr->to_string (addr_);
}
#endif
#if defined ZMQ_HAVE_TIPC
else if (protocol == "tipc") {
else if (protocol == protocol_name::tipc) {
if (resolved.tipc_addr)
return resolved.tipc_addr->to_string (addr_);
}
#endif
#if defined ZMQ_HAVE_VMCI
else if (protocol == "vmci") {
else if (protocol == protocol_name::vmci) {
if (resolved.vmci_addr)
return resolved.vmci_addr->to_string (addr_);
}

17
src/address.hpp
View File

@ -46,6 +46,23 @@ class tipc_address_t;
#if defined ZMQ_HAVE_VMCI
class vmci_address_t;
#endif
namespace protocol_name
{
static const char tcp[] = "tcp";
static const char udp[] = "udp";
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS \
&& !defined ZMQ_HAVE_VXWORKS
static const char ipc[] = "ipc";
#endif
#if defined ZMQ_HAVE_TIPC
static const char tipc[] = "tipc";
#endif
#if defined ZMQ_HAVE_VMCI
static const char vmci[] = "vmci";
#endif
}
struct address_t
{
address_t (const std::string &protocol_,

2
src/ipc_connecter.cpp
View File

@ -67,7 +67,7 @@ zmq::ipc_connecter_t::ipc_connecter_t (class io_thread_t *io_thread_,
current_reconnect_ivl (options.reconnect_ivl)
{
zmq_assert (addr);
zmq_assert (addr->protocol == "ipc");
zmq_assert (addr->protocol == protocol_name::ipc);
addr->to_string (endpoint);
socket = session->get_socket ();
}

15
src/session_base.cpp
View File

@ -515,7 +515,7 @@ void zmq::session_base_t::reconnect ()
// and reestablish later on
if (_pipe && options.immediate == 1 && _addr->protocol != "pgm"
&& _addr->protocol != "epgm" && _addr->protocol != "norm"
&& _addr->protocol != "udp") {
&& _addr->protocol != protocol_name::udp) {
_pipe->hiccup ();
_pipe->terminate (false);
_terminating_pipes.insert (_pipe);
@ -557,10 +557,11 @@ void zmq::session_base_t::start_connecting (bool wait_)
// Create the connecter object.
if (_addr->protocol == "tcp") {
if (_addr->protocol == protocol_name::tcp) {
if (!options.socks_proxy_address.empty ()) {
address_t *proxy_address = new (std::nothrow)
address_t ("tcp", options.socks_proxy_address, this->get_ctx ());
address_t (protocol_name::tcp, options.socks_proxy_address,
this->get_ctx ());
alloc_assert (proxy_address);
socks_connecter_t *connecter = new (std::nothrow)
socks_connecter_t (io_thread, this, options, _addr, proxy_address,
@ -578,7 +579,7 @@ void zmq::session_base_t::start_connecting (bool wait_)
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS \
&& !defined ZMQ_HAVE_VXWORKS
if (_addr->protocol == "ipc") {
if (_addr->protocol == protocol_name::ipc) {
ipc_connecter_t *connecter = new (std::nothrow)
ipc_connecter_t (io_thread, this, options, _addr, wait_);
alloc_assert (connecter);
@ -587,7 +588,7 @@ void zmq::session_base_t::start_connecting (bool wait_)
}
#endif
#if defined ZMQ_HAVE_TIPC
if (_addr->protocol == "tipc") {
if (_addr->protocol == protocol_name::tipc) {
tipc_connecter_t *connecter = new (std::nothrow)
tipc_connecter_t (io_thread, this, options, _addr, wait_);
alloc_assert (connecter);
@ -596,7 +597,7 @@ void zmq::session_base_t::start_connecting (bool wait_)
}
#endif
if (_addr->protocol == "udp") {
if (_addr->protocol == protocol_name::udp) {
zmq_assert (options.type == ZMQ_DISH || options.type == ZMQ_RADIO
|| options.type == ZMQ_DGRAM);
@ -698,7 +699,7 @@ void zmq::session_base_t::start_connecting (bool wait_)
#endif // ZMQ_HAVE_NORM
#if defined ZMQ_HAVE_VMCI
if (_addr->protocol == "vmci") {
if (_addr->protocol == protocol_name::vmci) {
vmci_connecter_t *connecter = new (std::nothrow)
vmci_connecter_t (io_thread, this, options, _addr, wait_);
alloc_assert (connecter);

37
src/socket_base.cpp
View File

@ -295,9 +295,9 @@ int zmq::socket_base_t::check_protocol (const std::string &protocol_)
if (protocol_ != "inproc"
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS \
&& !defined ZMQ_HAVE_VXWORKS
&& protocol_ != "ipc"
&& protocol_ != protocol_name::ipc
#endif
&& protocol_ != "tcp"
&& protocol_ != protocol_name::tcp
#if defined ZMQ_HAVE_OPENPGM
// pgm/epgm transports only available if 0MQ is compiled with OpenPGM.
&& protocol_ != "pgm"
@ -305,15 +305,15 @@ int zmq::socket_base_t::check_protocol (const std::string &protocol_)
#endif
#if defined ZMQ_HAVE_TIPC
// TIPC transport is only available on Linux.
&& protocol_ != "tipc"
&& protocol_ != protocol_name::tipc
#endif
#if defined ZMQ_HAVE_NORM
&& protocol_ != "norm"
#endif
#if defined ZMQ_HAVE_VMCI
&& protocol_ != "vmci"
&& protocol_ != protocol_name::vmci
#endif
&& protocol_ != "udp") {
&& protocol_ != protocol_name::udp) {
errno = EPROTONOSUPPORT;
return -1;
}
@ -330,7 +330,7 @@ int zmq::socket_base_t::check_protocol (const std::string &protocol_)
}
#endif
if (protocol_ == "udp"
if (protocol_ == protocol_name::udp
&& (options.type != ZMQ_DISH && options.type != ZMQ_RADIO
&& options.type != ZMQ_DGRAM)) {
errno = ENOCOMPATPROTO;
@ -511,7 +511,7 @@ int zmq::socket_base_t::bind (const char *addr_)
return rc;
}
if (protocol == "udp") {
if (protocol == protocol_name::udp) {
if (!(options.type == ZMQ_DGRAM || options.type == ZMQ_DISH)) {
errno = ENOCOMPATPROTO;
return -1;
@ -575,7 +575,7 @@ int zmq::socket_base_t::bind (const char *addr_)
return -1;
}
if (protocol == "tcp") {
if (protocol == protocol_name::tcp) {
tcp_listener_t *listener =
new (std::nothrow) tcp_listener_t (io_thread, this, options);
alloc_assert (listener);
@ -596,7 +596,7 @@ int zmq::socket_base_t::bind (const char *addr_)
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS \
&& !defined ZMQ_HAVE_VXWORKS
if (protocol == "ipc") {
if (protocol == protocol_name::ipc) {
ipc_listener_t *listener =
new (std::nothrow) ipc_listener_t (io_thread, this, options);
alloc_assert (listener);
@ -616,7 +616,7 @@ int zmq::socket_base_t::bind (const char *addr_)
}
#endif
#if defined ZMQ_HAVE_TIPC
if (protocol == "tipc") {
if (protocol == protocol_name::tipc) {
tipc_listener_t *listener =
new (std::nothrow) tipc_listener_t (io_thread, this, options);
alloc_assert (listener);
@ -636,7 +636,7 @@ int zmq::socket_base_t::bind (const char *addr_)
}
#endif
#if defined ZMQ_HAVE_VMCI
if (protocol == "vmci") {
if (protocol == protocol_name::vmci) {
vmci_listener_t *listener =
new (std::nothrow) vmci_listener_t (io_thread, this, options);
alloc_assert (listener);
@ -809,7 +809,7 @@ int zmq::socket_base_t::connect (const char *addr_)
alloc_assert (paddr);
// Resolve address (if needed by the protocol)
if (protocol == "tcp") {
if (protocol == protocol_name::tcp) {
// Do some basic sanity checks on tcp:// address syntax
// - hostname starts with digit or letter, with embedded '-' or '.'
// - IPv6 address may contain hex chars and colons.
@ -853,7 +853,7 @@ int zmq::socket_base_t::connect (const char *addr_)
}
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS \
&& !defined ZMQ_HAVE_VXWORKS
else if (protocol == "ipc") {
else if (protocol == protocol_name::ipc) {
paddr->resolved.ipc_addr = new (std::nothrow) ipc_address_t ();
alloc_assert (paddr->resolved.ipc_addr);
int rc = paddr->resolved.ipc_addr->resolve (address.c_str ());
@ -864,7 +864,7 @@ int zmq::socket_base_t::connect (const char *addr_)
}
#endif
if (protocol == "udp") {
if (protocol == protocol_name::udp) {
if (options.type != ZMQ_RADIO) {
errno = ENOCOMPATPROTO;
LIBZMQ_DELETE (paddr);
@ -897,7 +897,7 @@ int zmq::socket_base_t::connect (const char *addr_)
}
#endif
#if defined ZMQ_HAVE_TIPC
else if (protocol == "tipc") {
else if (protocol == protocol_name::tipc) {
paddr->resolved.tipc_addr = new (std::nothrow) tipc_address_t ();
alloc_assert (paddr->resolved.tipc_addr);
int rc = paddr->resolved.tipc_addr->resolve (address.c_str ());
@ -917,7 +917,7 @@ int zmq::socket_base_t::connect (const char *addr_)
}
#endif
#if defined ZMQ_HAVE_VMCI
else if (protocol == "vmci") {
else if (protocol == protocol_name::vmci) {
paddr->resolved.vmci_addr =
new (std::nothrow) vmci_address_t (this->get_ctx ());
alloc_assert (paddr->resolved.vmci_addr);
@ -937,7 +937,8 @@ int zmq::socket_base_t::connect (const char *addr_)
// PGM does not support subscription forwarding; ask for all data to be
// sent to this pipe. (same for NORM, currently?)
bool subscribe_to_all = protocol == "pgm" || protocol == "epgm"
|| protocol == "norm" || protocol == "udp";
|| protocol == "norm"
|| protocol == protocol_name::udp;
pipe_t *newpipe = NULL;
if (options.immediate != 1 || subscribe_to_all) {
@ -1039,7 +1040,7 @@ int zmq::socket_base_t::term_endpoint (const char *addr_)
// IPv4-in-IPv6 mapping (EG: tcp://[::ffff:127.0.0.1]:9999), so try to
// resolve before giving up. Given at this stage we don't know whether a
// socket is connected or bound, try with both.
if (protocol == "tcp") {
if (protocol == protocol_name::tcp) {
if (_endpoints.find (resolved_addr) == _endpoints.end ()) {
tcp_address_t *tcp_addr = new (std::nothrow) tcp_address_t ();
alloc_assert (tcp_addr);

2
src/socks_connecter.cpp
View File

@ -72,7 +72,7 @@ zmq::socks_connecter_t::socks_connecter_t (class io_thread_t *io_thread_,
_current_reconnect_ivl (options.reconnect_ivl)
{
zmq_assert (_addr);
zmq_assert (_addr->protocol == "tcp");
zmq_assert (_addr->protocol == protocol_name::tcp);
_proxy_addr->to_string (_endpoint);
_socket = _session->get_socket ();
}

2
src/tcp_connecter.cpp
View File

@ -82,7 +82,7 @@ zmq::tcp_connecter_t::tcp_connecter_t (class io_thread_t *io_thread_,
_socket (_session->get_socket ())
{
zmq_assert (_addr);
zmq_assert (_addr->protocol == "tcp");
zmq_assert (_addr->protocol == protocol_name::tcp);
_addr->to_string (_endpoint);
// TODO the return value is unused! what if it fails? if this is impossible
// or does not matter, change such that endpoint in initialized using an

8
src/zmq.cpp
View File

@ -87,10 +87,10 @@ struct iovec
#include "msg.hpp"
#include "fd.hpp"
#include "metadata.hpp"
#include "signaler.hpp"
#include "socket_poller.hpp"
#include "timers.hpp"
#include "ip.hpp"
#include "address.hpp"
#if defined ZMQ_HAVE_OPENPGM
#define __PGM_WININT_H__
@ -1489,7 +1489,7 @@ int zmq_device (int /* type */, void *frontend_, void *backend_)
int zmq_has (const char *capability_)
{
#if !defined(ZMQ_HAVE_WINDOWS) && !defined(ZMQ_HAVE_OPENVMS)
if (strcmp (capability_, "ipc") == 0)
if (strcmp (capability_, zmq::protocol_name::ipc) == 0)
return true;
#endif
#if defined(ZMQ_HAVE_OPENPGM)
@ -1497,7 +1497,7 @@ int zmq_has (const char *capability_)
return true;
#endif
#if defined(ZMQ_HAVE_TIPC)
if (strcmp (capability_, "tipc") == 0)
if (strcmp (capability_, zmq::protocol_name::tipc) == 0)
return true;
#endif
#if defined(ZMQ_HAVE_NORM)
@ -1513,7 +1513,7 @@ int zmq_has (const char *capability_)
return true;
#endif
#if defined(ZMQ_HAVE_VMCI)
if (strcmp (capability_, "vmci") == 0)
if (strcmp (capability_, zmq::protocol_name::vmci) == 0)
return true;
#endif
#if defined(ZMQ_BUILD_DRAFT_API)