mailing list of musl libc
 help / color / mirror / code / Atom feed
From: Tomasz Duda <tomaszduda23@gmail.com>
To: musl@lists.openwall.com
Subject: [musl] AF_LOCAL
Date: Sun, 10 Jul 2022 16:32:51 +0200	[thread overview]
Message-ID: <CANs4VLxjt0bpn4ENkkVQerfML7y=BY4xT1UA=a3yxah8mm9iuA@mail.gmail.com> (raw)

[-- Attachment #1: Type: text/plain, Size: 1675 bytes --]

Hi,

I'm using
python:3.9-alpine3.14
It looks that AF_LOCAL is not implemented.
It would be nice if you could include it.

BR,
TD

diff --git a/src/network/getnameinfo.c b/src/network/getnameinfo.c
index 949e181..7d3a9c3 100644
--- a/src/network/getnameinfo.c
+++ b/src/network/getnameinfo.c
@@ -11,7 +11,9 @@
#include <resolv.h>
#include "lookup.h"
#include "stdio_impl.h"
+#include <sys/un.h>
+#define MIN(a,b) ((a)<(b) ? (a) : (b))
#define PTR_MAX (64 + sizeof ".in-addr.arpa")
#define RR_PTR 12
@@ -118,6 +120,29 @@ static int dns_parse_callback(void *c, int rr, const
void *data, int len, const
}
+/*
+ * getnameinfo_local():
+ * Format an local address into a printable format.
+ */
+/* ARGSUSED */
+static int
+getnameinfo_local(const struct sockaddr *sa, socklen_t salen,
+ char *host, socklen_t hostlen, char *serv, socklen_t servlen,
+ int flags __attribute__((unused)))
+{
+ const struct sockaddr_un *sun =
+ (const struct sockaddr_un *)(const void *)sa;
+ if (salen < (socklen_t) offsetof(struct sockaddr_un, sun_path)) {
+ return EAI_FAMILY;
+ }
+ if (serv != NULL && servlen > 0)
+ serv[0] = '\0';
+ if (host && hostlen > 0)
+ strncpy(host, sun->sun_path,
+ MIN((socklen_t) sizeof(sun->sun_path) + 1, hostlen));
+ return 0;
+}
+
int getnameinfo(const struct sockaddr *restrict sa, socklen_t sl,
char *restrict node, socklen_t nodelen,
char *restrict serv, socklen_t servlen,
@@ -145,6 +170,8 @@ int getnameinfo(const struct sockaddr *restrict sa,
socklen_t sl,
mkptr4(ptr, a+12);
scopeid = ((struct sockaddr_in6 *)sa)->sin6_scope_id;
break;
+ case AF_LOCAL:
+ return getnameinfo_local(sa, sl, node, nodelen, serv, servlen, flags);
default:
return EAI_FAMILY;
}

[-- Attachment #2: Type: text/html, Size: 5446 bytes --]

             reply	other threads:[~2022-07-10 14:34 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-10 14:32 Tomasz Duda [this message]
2022-07-10 18:06 ` Markus Wichmann
2022-07-11  4:48 ` Florian Weimer
2022-07-11  7:54   ` Tomasz Duda
2022-07-11  7:56     ` Florian Weimer
2022-07-11  8:04       ` Tomasz Duda
2022-07-11 15:22         ` Rich Felker
2022-07-11 19:53           ` Tomasz Duda

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='CANs4VLxjt0bpn4ENkkVQerfML7y=BY4xT1UA=a3yxah8mm9iuA@mail.gmail.com' \
    --to=tomaszduda23@gmail.com \
    --cc=musl@lists.openwall.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
Code repositories for project(s) associated with this public inbox

	https://git.vuxu.org/mirror/musl/

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).