Added constants that will be used by ares_getaddrinfo. Made ares_getnameinfo use the reentrant getservbyport (getservbyport_r) if it isavailable to ensure it works properly in a threaded environment

1 files changed, 25 insertions, 3 deletions

diff --git a/ares.h b/ares.h
index 4fca986..fd01474 100644
--- a/ares.h
+++ b/ares.h
@@ -69,6 +69,10 @@ extern "C" {
 /* ares_getnameinfo error codes */
 #define ARES_EBADFLAGS          18
 
+/* ares_getaddrinfo error codes */
+#define ARES_ENONAME		19
+#define ARES_EBADHINTS		20
+
 /* Flag values */
 #define ARES_FLAG_USEVC         (1 << 0)
 #define ARES_FLAG_PRIMARY       (1 << 1)
@@ -104,9 +108,27 @@ extern "C" {
 #define ARES_NI_LOOKUPHOST              (1 << 8)
 #define ARES_NI_LOOKUPSERVICE           (1 << 9)
 /* Reserved for future use */
-#define ARES_NI_IDN                     (1 << 10)
-#define ARES_NI_ALLOW_UNASSIGNED        (1 << 11)
-#define ARES_NI_USE_STD3_ASCII_RULES    (1 << 12)
+#define ARES_NI_IDN			(1 << 10)
+#define ARES_NI_IDN_ALLOW_UNASSIGNED	(1 << 11)
+#define ARES_NI_IDN_USE_STD3_ASCII_RULES (1 << 12)
+
+/* Addrinfo flag values */
+#define ARES_AI_CANONNAME		(1 << 0)
+#define ARES_AI_NUMERICHOST		(1 << 1)
+#define ARES_AI_PASSIVE			(1 << 2)
+#define ARES_AI_NUMERICSERV		(1 << 3)
+#define ARES_AI_V4MAPPED		(1 << 4)
+#define ARES_AI_ALL			(1 << 5)
+#define ARES_AI_ADDRCONFIG		(1 << 6)
+/* Reserved for future use */
+#define ARES_AI_IDN			(1 << 10)
+#define ARES_AI_IDN_ALLOW_UNASSIGNED	(1 << 11)
+#define ARES_AI_IDN_USE_STD3_ASCII_RULES (1 << 12)
+#define ARES_AI_CANONIDN		(1 << 13)
+
+#define ARES_AI_MASK			(ARES_AI_CANONNAME|ARES_AI_NUMERICHOST|ARES_AI_PASSIVE| \
+				 	 ARES_AI_NUMERICSERV|ARES_AI_V4MAPPED|ARES_AI_ALL| \
+					 ARES_AI_ADDRCONFIG)
 
 struct ares_options {
   int flags;