X-Git-Url: https://git.distorted.org.uk/~mdw/adns/blobdiff_plain/2d23048790f0db14cfd5e2c60a40ef88f547d066..d3a102c4369f6b071040865063a7620261d74a6d:/src/adns.h

diff --git a/src/adns.h b/src/adns.h
index 1b14ef9..99e32b1 100644
--- a/src/adns.h
+++ b/src/adns.h
@@ -58,6 +58,7 @@
 #define ADNS_H_INCLUDED
 
 #include <stdio.h>
+#include <stdarg.h>
 
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -360,6 +361,14 @@ int adns_init(adns_state *newstate_r, adns_initflags flags,
 int adns_init_strcfg(adns_state *newstate_r, adns_initflags flags,
 		     FILE *diagfile /*0=>discard*/, const char *configtext);
 
+typedef void adns_logcallbackfn(adns_state ads, void *logfndata,
+				const char *fmt, va_list al);
+
+int adns_init_logfn(adns_state *newstate_r, adns_initflags flags,
+		    const char *configtext /*0=>use default config files*/,
+		    adns_logcallbackfn *logfn /*0=>logfndata is a FILE* */,
+		    void *logfndata /*0 with logfn==0 => discard*/);
+
 /* Configuration:
  *  adns_init reads /etc/resolv.conf, which is expected to be (broadly
  *  speaking) in the format expected by libresolv, and then
@@ -672,10 +681,10 @@ void adns_beforeselect(adns_state ads, int *maxfd, fd_set *readfds,
  * for adns_firsttimeout.  readfds, writefds, exceptfds and maxfd_io may
  * not be 0.
  *
- * If now is not 0 then this will never actually do any I/O, or change
- * the fds that adns is using or the timeouts it wants.  In any case
- * it won't block, and it will set the timeout to zero if a query
- * finishes in _beforeselect.
+ * If tv_mod is 0 on entry then this will never actually do any I/O,
+ * or change the fds that adns is using or the timeouts it wants.  In
+ * any case it won't block, and it will set the timeout to zero if a
+ * query finishes in _beforeselect.
  */
 
 void adns_afterselect(adns_state ads, int maxfd, const fd_set *readfds,