freely copy it. */
/* Everyone is also guaranteed that all padding is set to zero, ie
that comm_addrs referring to semantically identical peers will
- compare equal with memcmp. Anyone who constructs a comm_addr
- must start by memsetting it with FILLZERO, or some
- equivalent. */
+ compare equal with memcmp. */
struct comm_if *comm;
- struct sockaddr_in sin;
+ union {
+ struct sockaddr_in sin;
+ } priv;
};
/* Return True if the packet was processed, and shouldn't be passed to
comm_notify_fn *fn);
typedef bool_t comm_sendmsg_fn(void *commst, struct buffer_if *buf,
const struct comm_addr *dest);
+typedef void *comm_peer_addr_config_fn(void *commst, dict_t*, struct cloc,
+ cstring_t desc);
+ /* Checks the config for the peer as specified in dict,
+ * and either returns NULL to mean the relevant parameters
+ * weren't specified, or a non-NULL void* which can be
+ * passed to comm_peer_addr_fn */
+typedef void comm_peer_addr_answer_fn(void *st, const struct comm_addr *ca);
+typedef bool_t comm_peer_addr_request_fn(void *commst, void *from_peer_config,
+ comm_peer_addr_answer_fn *cb, void *cst);
+ /* Calls comm_peer_addr_answer_fn, either immediately or later,
+ * with a suitable comm_addr. The caller's cb should
+ * memcpy ca. On failure, logs error and calls cb with ca=NULL */
+typedef const char *comm_addr_to_string_fn(void *commst,
+ const struct comm_addr *ca);
+ /* Returned string is in a static buffer. */
struct comm_if {
void *st;
int32_t min_start_pad;
comm_request_notify_fn *request_notify;
comm_release_notify_fn *release_notify;
comm_sendmsg_fn *sendmsg;
+ comm_peer_addr_config_fn *peer_addr_config;
+ comm_peer_addr_request_fn *peer_addr_request;
+ comm_addr_to_string_fn *addr_to_string;
};
/* LOG interface */