bneradt commented on code in PR #12031:
URL: https://github.com/apache/trafficserver/pull/12031#discussion_r1963893453
##########
include/tscore/ink_inet.h:
##########
@@ -295,6 +312,26 @@ ats_ip_are_compatible(sockaddr const *lhs, ///< Address to
test.
return lhs->sa_family == rhs;
}
+/// @return the path length including the \0
+inline int
+ats_unix_path_len(sockaddr_un *s)
+{
+ return strnlen(s->sun_path, TS_UNIX_SIZE);
+}
Review Comment:
I don't think `strnlen` includes the null terminator in its count.
##########
include/tscore/ink_inet.h:
##########
@@ -1490,6 +1584,58 @@ IpAddr::hash() const
return zret;
}
+/// A separate Addr struct for unix paths
+struct UnAddr {
+ using self = UnAddr;
+
+ UnAddr() { _path[0] = 0; }
+
+ UnAddr(self const &addr) { strncpy(_path, addr._path, TS_UNIX_SIZE); }
+ explicit constexpr UnAddr(const char *path) { strncpy(_path, path,
TS_UNIX_SIZE - 1); }
+ explicit constexpr UnAddr(const std::string &path) { strncpy(_path,
path.c_str(), TS_UNIX_SIZE); }
+
+ explicit constexpr UnAddr(sockaddr const *addr) { this->assign(addr); }
+ explicit constexpr UnAddr(sockaddr_un const *addr) {
this->assign(ats_ip_sa_cast(addr)); }
+ /// Construct from @c IpEndpoint.
+ explicit constexpr UnAddr(IpEndpoint const &addr) { this->assign(&addr.sa); }
+ /// Construct from @c IpEndpoint.
+ explicit constexpr UnAddr(IpEndpoint const *addr) { this->assign(&addr->sa);
}
+ /// Assign sockaddr storage.
+ constexpr self &assign(sockaddr const *addr);
+
+ uint16_t
+ family() const
+ {
+ return AF_UNIX;
+ }
Review Comment:
Can this be constexpr too while we're at it?
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