From: Mark Wooding <mdw@distorted.org.uk>
Date: Tue, 5 May 2020 17:18:36 +0000 (+0100)
Subject: lib/client.[ch]: Add functions for reading the connection endpoint addresses.
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/commitdiff_plain/e31de8226f81ac0d38666423f60ea4754da1b874

lib/client.[ch]: Add functions for reading the connection endpoint addresses.

Nothing uses these yet.
---

diff --git a/lib/client.c b/lib/client.c
index 0fab347..fdf0abe 100644
--- a/lib/client.c
+++ b/lib/client.c
@@ -119,6 +119,24 @@ int disorder_client_af(disorder_client *c) {
   return c->family;
 }
 
+/** @brief Determine the local socket address of this client */
+int disorder_client_sockname(disorder_client *c,
+			     struct sockaddr *sa, socklen_t *len_inout) {
+  int rc;
+  if((rc = getsockname(c->sio.sd, sa, len_inout)))
+    disorder_error(errno, "failed to read client socket name");
+  return rc;
+}
+
+/** @brief Determine the remote peer address for this client */
+int disorder_client_peername(disorder_client *c,
+			     struct sockaddr *sa, socklen_t *len_inout) {
+  int rc;
+  if((rc = getpeername(c->sio.sd, sa, len_inout)))
+    disorder_error(errno, "failed to read client socket name");
+  return rc;
+}
+
 /** @brief Read a response line
  * @param c Client
  * @param rp Where to store response, or NULL (UTF-8)
diff --git a/lib/client.h b/lib/client.h
index c443f7e..5d44622 100644
--- a/lib/client.h
+++ b/lib/client.h
@@ -41,6 +41,10 @@ struct sink;
 disorder_client *disorder_new(int verbose);
 void disorder_force_unpriv(disorder_client *c);
 int disorder_client_af(disorder_client *c);
+int disorder_client_sockname(disorder_client *c,
+			     struct sockaddr *sa, socklen_t *len_inout);
+int disorder_client_peername(disorder_client *c,
+			     struct sockaddr *sa, socklen_t *len_inout);
 int disorder_connect(disorder_client *c);
 int disorder_connect_user(disorder_client *c,
 			  const char *username,