diff options
Diffstat (limited to 'external/unbound/util/netevent.h')
| -rw-r--r-- | external/unbound/util/netevent.h | 64 |
1 files changed, 45 insertions, 19 deletions
diff --git a/external/unbound/util/netevent.h b/external/unbound/util/netevent.h index 4b87cdba9..cb8eb86b9 100644 --- a/external/unbound/util/netevent.h +++ b/external/unbound/util/netevent.h @@ -60,18 +60,20 @@ #ifndef NET_EVENT_H #define NET_EVENT_H +#include "dnscrypt/dnscrypt.h" + struct sldns_buffer; struct comm_point; struct comm_reply; -struct event_base; +struct ub_event_base; /* internal event notification data storage structure. */ struct internal_event; struct internal_base; -struct internal_timer; +struct internal_timer; /* A sub struct of the comm_timer super struct */ /** callback from communication point function type */ -typedef int comm_point_callback_t(struct comm_point*, void*, int, +typedef int comm_point_callback_type(struct comm_point*, void*, int, struct comm_reply*); /** to pass no_error to callback function */ @@ -114,6 +116,13 @@ struct comm_reply { socklen_t addrlen; /** return type 0 (none), 4(IP4), 6(IP6) */ int srctype; + /* DnsCrypt context */ +#ifdef USE_DNSCRYPT + uint8_t client_nonce[crypto_box_HALF_NONCEBYTES]; + uint8_t nmkey[crypto_box_BEFORENMBYTES]; + const KeyPair *keypair; + int is_dnscrypted; +#endif /** the return source interface data */ union { #ifdef IPV6_PKTINFO @@ -127,6 +136,8 @@ struct comm_reply { } /** variable with return source data */ pktinfo; + /** max udp size for udp packets */ + size_t max_udp_size; }; /** @@ -225,9 +236,23 @@ struct comm_point { So that when that is done the callback is called. */ int tcp_do_toggle_rw; + /** timeout in msec for TCP wait times for this connection */ + int tcp_timeout_msec; + /** if set, checks for pending error from nonblocking connect() call.*/ int tcp_check_nb_connect; +#ifdef USE_MSG_FASTOPEN + /** used to track if the sendto() call should be done when using TFO. */ + int tcp_do_fastopen; +#endif + +#ifdef USE_DNSCRYPT + /** Is this a dnscrypt channel */ + int dnscrypt; + /** encrypted buffer pointer. Either to perthread, or own buffer or NULL */ + struct sldns_buffer* dnscrypt_buffer; +#endif /** number of queries outstanding on this socket, used by * outside network for udp ports */ int inuse; @@ -256,7 +281,7 @@ struct comm_point { For UDP this is done without changing the commpoint. In TCP it sets write state. */ - comm_point_callback_t* callback; + comm_point_callback_type* callback; /** argument to pass to callback. */ void *cb_arg; }; @@ -265,7 +290,7 @@ struct comm_point { * Structure only for making timeout events. */ struct comm_timer { - /** the internal event stuff */ + /** the internal event stuff (derived) */ struct internal_timer* ev_timer; /** callback function, takes user arg only */ @@ -301,12 +326,12 @@ struct comm_signal { struct comm_base* comm_base_create(int sigs); /** - * Create comm base that uses the given event_base (underlying event - * mechanism pointer). - * @param base: underlying lib event base. + * Create comm base that uses the given ub_event_base (underlying pluggable + * event mechanism pointer). + * @param base: underlying pluggable event base. * @return: the new comm base. NULL on error. */ -struct comm_base* comm_base_create_event(struct event_base* base); +struct comm_base* comm_base_create_event(struct ub_event_base* base); /** * Delete comm base structure but not the underlying lib event base. @@ -357,9 +382,9 @@ void comm_base_set_slow_accept_handlers(struct comm_base* b, /** * Access internal data structure (for util/tube.c on windows) * @param b: comm base - * @return event_base. Could be libevent, or internal event handler. + * @return ub_event_base. */ -struct event_base* comm_base_internal(struct comm_base* b); +struct ub_event_base* comm_base_internal(struct comm_base* b); /** * Create an UDP comm point. Calls malloc. @@ -374,7 +399,7 @@ struct event_base* comm_base_internal(struct comm_base* b); */ struct comm_point* comm_point_create_udp(struct comm_base* base, int fd, struct sldns_buffer* buffer, - comm_point_callback_t* callback, void* callback_arg); + comm_point_callback_type* callback, void* callback_arg); /** * Create an UDP with ancillary data comm point. Calls malloc. @@ -390,7 +415,7 @@ struct comm_point* comm_point_create_udp(struct comm_base* base, */ struct comm_point* comm_point_create_udp_ancil(struct comm_base* base, int fd, struct sldns_buffer* buffer, - comm_point_callback_t* callback, void* callback_arg); + comm_point_callback_type* callback, void* callback_arg); /** * Create a TCP listener comm point. Calls malloc. @@ -411,7 +436,7 @@ struct comm_point* comm_point_create_udp_ancil(struct comm_base* base, */ struct comm_point* comm_point_create_tcp(struct comm_base* base, int fd, int num, size_t bufsize, - comm_point_callback_t* callback, void* callback_arg); + comm_point_callback_type* callback, void* callback_arg); /** * Create an outgoing TCP commpoint. No file descriptor is opened, left at -1. @@ -422,7 +447,7 @@ struct comm_point* comm_point_create_tcp(struct comm_base* base, * @return: the commpoint or NULL on error. */ struct comm_point* comm_point_create_tcp_out(struct comm_base* base, - size_t bufsize, comm_point_callback_t* callback, void* callback_arg); + size_t bufsize, comm_point_callback_type* callback, void* callback_arg); /** * Create commpoint to listen to a local domain file descriptor. @@ -435,7 +460,7 @@ struct comm_point* comm_point_create_tcp_out(struct comm_base* base, */ struct comm_point* comm_point_create_local(struct comm_base* base, int fd, size_t bufsize, - comm_point_callback_t* callback, void* callback_arg); + comm_point_callback_type* callback, void* callback_arg); /** * Create commpoint to listen to a local domain pipe descriptor. @@ -448,7 +473,7 @@ struct comm_point* comm_point_create_local(struct comm_base* base, */ struct comm_point* comm_point_create_raw(struct comm_base* base, int fd, int writing, - comm_point_callback_t* callback, void* callback_arg); + comm_point_callback_type* callback, void* callback_arg); /** * Close a comm point fd. @@ -496,9 +521,10 @@ void comm_point_stop_listening(struct comm_point* c); * Start listening again for input on the comm point. * @param c: commpoint to enable again. * @param newfd: new fd, or -1 to leave fd be. - * @param sec: timeout in seconds, or -1 for no (change to the) timeout. + * @param msec: timeout in milliseconds, or -1 for no (change to the) timeout. + * So seconds*1000. */ -void comm_point_start_listening(struct comm_point* c, int newfd, int sec); +void comm_point_start_listening(struct comm_point* c, int newfd, int msec); /** * Stop listening and start listening again for reading or writing. |