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IPSocket#inspect

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58351 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-04-14 10:03:43 +00:00
parent cb52dda146
commit 8c84803d80
3 changed files with 58 additions and 0 deletions
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38
ext/socket/ipsocket.c
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@ -189,6 +189,43 @@ rsock_revlookup_flag(VALUE revlookup, int *norevlookup)
#undef return_norevlookup
}
/*
* call-seq:
* ipsocket.inspect -> string
*
* Return a string describing this IPSocket object.
*/
static VALUE
ip_inspect(VALUE sock)
{
VALUE str = rb_call_super(0, 0);
rb_io_t *fptr = RFILE(sock)->fptr;
union_sockaddr addr;
socklen_t len = (socklen_t)sizeof addr;
ID id;
if (fptr && fptr->fd >= 0 &&
getsockname(fptr->fd, &addr.addr, &len) >= 0 &&
(id = rsock_intern_family(addr.addr.sa_family)) != 0) {
VALUE family = rb_id2str(id);
char hbuf[1024], pbuf[1024];
long slen = RSTRING_LEN(str);
const char last = (slen > 1 && RSTRING_PTR(str)[slen - 1] == '>') ?
(--slen, '>') : 0;
str = rb_str_subseq(str, 0, slen);
rb_str_cat_cstr(str, ", ");
rb_str_append(str, family);
if (!rb_getnameinfo(&addr.addr, len, hbuf, sizeof(hbuf),
pbuf, sizeof(pbuf), NI_NUMERICHOST | NI_NUMERICSERV)) {
rb_str_cat_cstr(str, ", ");
rb_str_cat_cstr(str, hbuf);
rb_str_cat_cstr(str, ", ");
rb_str_cat_cstr(str, pbuf);
}
if (last) rb_str_cat(str, &last, 1);
}
return str;
}
/*
* call-seq:
* ipsocket.addr([reverse_lookup]) => [address_family, port, hostname, numeric_address]
@ -332,6 +369,7 @@ rsock_init_ipsocket(void)
* IPSocket is the super class of TCPSocket and UDPSocket.
*/
rb_cIPSocket = rb_define_class("IPSocket", rb_cBasicSocket);
rb_define_method(rb_cIPSocket, "inspect", ip_inspect, 0);
rb_define_method(rb_cIPSocket, "addr", ip_addr, -1);
rb_define_method(rb_cIPSocket, "peeraddr", ip_peeraddr, -1);
rb_define_method(rb_cIPSocket, "recvfrom", ip_recvfrom, -1);