lib/tsocket: add tsocket_address_is_unix() function

metze

2 files changed, 29 insertions, 0 deletions

diff --git a/lib/tsocket/tsocket.h b/lib/tsocket/tsocket.h
index a008fd8232..d4f9e872d3 100644
--- a/lib/tsocket/tsocket.h
+++ b/lib/tsocket/tsocket.h
@@ -575,6 +575,16 @@ uint16_t tsocket_address_inet_port(const struct tsocket_address *addr);
 int tsocket_address_inet_set_port(struct tsocket_address *addr,
 				  uint16_t port);
 
+/**
+ * @brief Find out if the tsocket_address represents an unix domain endpoint.
+ *
+ * @param[in]  addr     The tsocket_address pointer
+ *
+ * @return              true if addr represents an unix domain endpoint,
+ *                      otherwise false.
+ */
+bool tsocket_address_is_unix(const struct tsocket_address *addr);
+
 #ifdef DOXYGEN
 /**
  * @brief Create a tsocket_address for a unix domain endpoint addresses.
@@ -586,6 +596,8 @@ int tsocket_address_inet_set_port(struct tsocket_address *addr,
  * @param[in]  _addr    The tsocket_address pointer to store the information.
  *
  * @return              0 on success, -1 on error with errno set.
+ *
+ * @see tsocket_address_is_unix()
  */
 int tsocket_address_unix_from_path(TALLOC_CTX *mem_ctx,
 				   const char *path,
diff --git a/lib/tsocket/tsocket_bsd.c b/lib/tsocket/tsocket_bsd.c
index 5adf9214c8..4a8a63e20b 100644
--- a/lib/tsocket/tsocket_bsd.c
+++ b/lib/tsocket/tsocket_bsd.c
@@ -503,6 +503,23 @@ int tsocket_address_inet_set_port(struct tsocket_address *addr,
 	return 0;
 }
 
+bool tsocket_address_is_unix(const struct tsocket_address *addr)
+{
+	struct tsocket_address_bsd *bsda = talloc_get_type(addr->private_data,
+					   struct tsocket_address_bsd);
+
+	if (!bsda) {
+		return false;
+	}
+
+	switch (bsda->u.sa.sa_family) {
+	case AF_UNIX:
+		return true;
+	}
+
+	return false;
+}
+
 int _tsocket_address_unix_from_path(TALLOC_CTX *mem_ctx,
 				    const char *path,
 				    struct tsocket_address **_addr,