unix: refactor udp sendmsg code

Shuffle around and DRY the sendmsg logic in preparation for uv_udp_try_send2(). NFC barring bugs. This work was sponsored by ISC, the Internet Systems Consortium.
juanarbol · Dec 13, 2024 · 7b4cf04 · 7b4cf04
1 parent acebb97
commit 7b4cf04
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Showing 2 changed files with 188 additions and 186 deletions.
diff --git a/include/uv/unix.h b/include/uv/unix.h
@@ -271,7 +271,10 @@ typedef struct {
 
 #define UV_UDP_SEND_PRIVATE_FIELDS                                            \
   struct uv__queue queue;                                                     \
-  struct sockaddr_storage addr;                                               \
+  union {                                                                     \
+    struct sockaddr addr;                                                     \
+    struct sockaddr_storage storage;                                          \
+  } u;                                                                        \
   unsigned int nbufs;                                                         \
   uv_buf_t* bufs;                                                             \
   ssize_t status;                                                             \