Introduction of ares_library_init() and ares_library_cleanup()

1 files changed, 14 insertions, 0 deletions

diff --git a/ares.h b/ares.h
index 38750fe..e942d2d 100644
--- a/ares.h
+++ b/ares.h
@@ -93,6 +93,12 @@ extern "C" {
 #define ARES_ENONAME            19
 #define ARES_EBADHINTS          20
 
+/* ares_library_init error codes */
+#define ARES_ELOADIPHLPAPI           21
+#define ARES_ELOADADVAPI32           22
+#define ARES_EADDRGetNetworkParams   23
+#define ARES_EADDRSYSTEMFUNCTION036  24
+
 /* Flag values */
 #define ARES_FLAG_USEVC         (1 << 0)
 #define ARES_FLAG_PRIMARY       (1 << 1)
@@ -161,6 +167,11 @@ extern "C" {
 #define ARES_GETSOCK_WRITABLE(bits,num) (bits & (1 << ((num) + \
                                          ARES_GETSOCK_MAXNUM)))
 
+/* c-ares library initialization flag values */
+#define ARES_LIB_INIT_NONE   (0)
+#define ARES_LIB_INIT_WIN32  (1 << 0)
+#define ARES_LIB_INIT_ALL    (ARES_LIB_INIT_WIN32)
+
 
 /*
  * Typedef our socket type
@@ -235,6 +246,9 @@ typedef void (*ares_nameinfo_callback)(void *arg, int status, int timeouts,
 typedef int  (*ares_sock_create_callback)(ares_socket_t socket_fd,
                                           int type, void *data);
 
+int ares_library_init(int flags);
+void ares_library_cleanup(void);
+
 int ares_init(ares_channel *channelptr);
 int ares_init_options(ares_channel *channelptr, struct ares_options *options,
                       int optmask);