some spaces cleanups + delete unused anymore zmq::max_sockets + some minor code chages

src/config.hpp

@@ -27,11 +27,8 @@ namespace zmq
 
     //  Compile-time settings.
 
-    enum 
+    enum
     {
-        //  Maximum number of sockets that can be opened at the same time.
-        max_sockets = 512,
-
         //  Number of new messages in message pipe needed to trigger new memory
         //  allocation. Setting this parameter to 256 decreases the impact of
         //  memory allocation by approximately 99.6%

src/ip.cpp

@@ -150,14 +150,14 @@ void zmq::unblock_socket (fd_t s_)
     int rc = ioctlsocket (s_, FIONBIO, &nonblock);
     wsa_assert (rc != SOCKET_ERROR);
 #elif ZMQ_HAVE_OPENVMS
-	int nonblock = 1;
-	int rc = ioctl (s_, FIONBIO, &nonblock);
+    int nonblock = 1;
+    int rc = ioctl (s_, FIONBIO, &nonblock);
     errno_assert (rc != -1);
 #else
-	int flags = fcntl (s_, F_GETFL, 0);
-	if (flags == -1)
+    int flags = fcntl (s_, F_GETFL, 0);
+    if (flags == -1)
         flags = 0;
-	int rc = fcntl (s_, F_SETFL, flags | O_NONBLOCK);
+    int rc = fcntl (s_, F_SETFL, flags | O_NONBLOCK);
     errno_assert (rc != -1);
 #endif
 }
@@ -179,4 +179,3 @@ void zmq::enable_ipv4_mapping (fd_t s_)
 #endif
 #endif
 }
-

src/options.cpp

@@ -107,7 +107,7 @@ int zmq::options_t::setsockopt (int option_, const void *optval_,
         }
         rate = *((int*) optval_);
         return 0;
-        
+
     case ZMQ_RECOVERY_IVL:
         if (optvallen_ != sizeof (int) || *((int*) optval_) < 0) {
             errno = EINVAL;
@@ -366,7 +366,7 @@ int zmq::options_t::getsockopt (int option_, void *optval_, size_t *optvallen_)
         *((int*) optval_) = rate;
         *optvallen_ = sizeof (int);
         return 0;
-        
+
     case ZMQ_RECOVERY_IVL:
         if (*optvallen_ < sizeof (int)) {
             errno = EINVAL;

src/options.hpp

@@ -50,7 +50,7 @@ namespace zmq
         //  Socket identity
         unsigned char identity_size;
         unsigned char identity [256];
-        
+
         // Last socket endpoint URI
         std::string last_endpoint;
 

src/tcp_address.cpp

@@ -72,7 +72,7 @@ int zmq::tcp_address_t::resolve_nic_name (const char *nic_, bool ipv4only_)
     size_t ifr_size = sizeof (struct lifreq) * ifn.lifn_count;
     char *ifr = (char*) malloc (ifr_size);
     alloc_assert (ifr);
-    
+
     //  Retrieve interface names.
     lifconf ifc;
     ifc.lifc_family = AF_INET;
@@ -145,7 +145,7 @@ int zmq::tcp_address_t::resolve_nic_name (const char *nic_, bool ipv4only_)
     memcpy (&address.ipv4.sin_addr, &((sockaddr_in*) &ifr.ifr_addr)->sin_addr,
         sizeof (in_addr));
 
-    return 0;    
+    return 0;
 }
 
 #elif ((defined ZMQ_HAVE_LINUX || defined ZMQ_HAVE_FREEBSD ||\
@@ -358,9 +358,9 @@ int zmq::tcp_address_t::resolve_hostname (const char *hostname_, bool ipv4only_)
     //  Copy first result to output addr with hostname and service.
     zmq_assert ((size_t) (res->ai_addrlen) <= sizeof (address));
     memcpy (&address, res->ai_addr, res->ai_addrlen);
- 
+
     freeaddrinfo (res);
-    
+
     return 0;
 }
 
@@ -458,11 +458,9 @@ const int zmq::tcp_address_mask_t::mask () const
 
 int zmq::tcp_address_mask_t::resolve (const char *name_, bool ipv4only_)
 {
-    std::string addr_str;
-    std::string mask_str;
-
     // Find '/' at the end that separates address from the cidr mask number.
     // Allow empty mask clause and threat it like '/32' for ipv4 or '/128' for ipv6.
+    std::string addr_str, mask_str;
     const char *delimiter = strrchr (name_, '/');
     if (delimiter != NULL) {
         addr_str.assign (name_, delimiter - name_);
@@ -508,26 +506,26 @@ int zmq::tcp_address_mask_t::resolve (const char *name_, bool ipv4only_)
     return 0;
 }
 
-const bool zmq::tcp_address_mask_t::match_address (const struct sockaddr *ss, socklen_t ss_len) const
+const bool zmq::tcp_address_mask_t::match_address (const struct sockaddr *ss, const socklen_t ss_len) const
 {
-    zmq_assert (ss != NULL && ss_len >= sizeof(struct sockaddr));
+    zmq_assert (address_mask != -1 && ss != NULL && ss_len >= sizeof(struct sockaddr));
 
     if (ss->sa_family != address.generic.sa_family)
         return false;
 
     if (address_mask > 0) {
         int mask;
-        const int8_t *our_bytes, *their_bytes;
+        const uint8_t *our_bytes, *their_bytes;
         if (ss->sa_family == AF_INET6) {
             zmq_assert (ss_len == sizeof (struct sockaddr_in6));
-            their_bytes = (const int8_t *) &(((const struct sockaddr_in6 *) ss)->sin6_addr);
-            our_bytes = (const int8_t *) &address.ipv6.sin6_addr;
+            their_bytes = (const uint8_t *) &(((const struct sockaddr_in6 *) ss)->sin6_addr);
+            our_bytes = (const uint8_t *) &address.ipv6.sin6_addr;
             mask = sizeof (struct in6_addr) * 8;
         }
         else {
             zmq_assert (ss_len == sizeof (struct sockaddr_in));
-            their_bytes = (const int8_t *) &(((const struct sockaddr_in *) ss)->sin_addr);
-            our_bytes = (const int8_t *) &address.ipv4.sin_addr;
+            their_bytes = (const uint8_t *) &(((const struct sockaddr_in *) ss)->sin_addr);
+            our_bytes = (const uint8_t *) &address.ipv4.sin_addr;
             mask = sizeof (struct in_addr) * 8;
         }
         if (address_mask < mask) mask = address_mask;
@@ -538,7 +536,7 @@ const bool zmq::tcp_address_mask_t::match_address (const struct sockaddr *ss, so
                 return false;
         }
 
-        int last_byte_bits = (0xffU << (8 - (mask % 8))) & 0xffU;
+        uint8_t last_byte_bits = (0xffU << (8 - (mask % 8))) & 0xffU;
         if (last_byte_bits) {
             if ((their_bytes[full_bytes] & last_byte_bits) != (our_bytes[full_bytes] & last_byte_bits))
                 return false;

src/tcp_address.hpp

@@ -81,7 +81,7 @@ namespace zmq
 
         const int mask () const;
 
-        const bool match_address (const struct sockaddr *sa, socklen_t ss_len) const;
+        const bool match_address (const struct sockaddr *ss, const socklen_t ss_len) const;
 
     private:
 

src/tcp_listener.cpp

@@ -257,7 +257,6 @@ zmq::fd_t zmq::tcp_listener_t::accept ()
 
     if (!options.tcp_accept_filters.empty ()) {
         bool matched = false;
-//ss_len = 1;
         for (options_t::tcp_accept_filters_t::size_type i = 0; i != options.tcp_accept_filters.size (); ++i) {
             if (options.tcp_accept_filters[i].match_address ((struct sockaddr *) &ss, ss_len)) {
                 matched = true;
@@ -278,4 +277,3 @@ zmq::fd_t zmq::tcp_listener_t::accept ()
 
     return sock;
 }
-

src/tcp_listener.hpp

@@ -44,7 +44,7 @@ namespace zmq
 
         //  Set address to listen on.
         int set_address (const char *addr_);
-    
+
         // Get the bound address for use with wildcard
         int get_address (std::string &addr_);