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Problem: Magic number "2" in ip_resolver.cpp

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Solution: introduced constant
This commit is contained in:
Simon Giesecke 2018-05-28 09:27:16 +02:00
parent 16bb62e6f7
commit 7c9d058cdb
1 changed files with 6 additions and 3 deletions
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9
src/ip_resolver.cpp
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@ -218,10 +218,13 @@ int zmq::ip_resolver_t::resolve (ip_addr_t *ip_addr_, const char *name_)
// Trim any square brackets surrounding the address. Used for
// IPv6 addresses to remove the confusion with the port
// delimiter. Should we validate that the brackets are present if
// delimiter.
// TODO Should we validate that the brackets are present if
// 'addr' contains ':' ?
if (addr.size () >= 2 && addr[0] == '[' && addr[addr.size () - 1] == ']') {
addr = addr.substr (1, addr.size () - 2);
const size_t brackets_length = 2;
if (addr.size () >= brackets_length && addr[0] == '['
&& addr[addr.size () - 1] == ']') {
addr = addr.substr (1, addr.size () - brackets_length);
}
// Look for an interface name / zone_id in the address