ape: initial IPv6 support, inet_pton()/inet_ntop(), getaddrinfo()/getnameinfo()

1 files changed, 48 insertions, 0 deletions

diff --git a/sys/include/ape/netdb.h b/sys/include/ape/netdb.h
index 5885c3ab3..2f5fd7539 100644
--- a/sys/include/ape/netdb.h
+++ b/sys/include/ape/netdb.h
@@ -114,6 +114,54 @@ extern char *hstrerror(int);
 
 #define __HOST_SVC_NOT_AVAIL 99		/* libc internal use only */
 
+struct	addrinfo {
+	int		ai_flags;	/* Input flags.  */
+	int		ai_family;	/* Protocol family for socket.  */
+	int		ai_socktype;	/* Socket type.  */
+	int		ai_protocol;	/* Protocol for socket.  */
+	int		ai_addrlen;	/* Length of socket address.  */
+	struct sockaddr	*ai_addr;	/* Socket address for socket.  */
+	char		*ai_canonname;	/* Canonical name for service location.  */
+	struct addrinfo	*ai_next;	/* Pointer to next in list.  */
+};
+
+extern int	getaddrinfo(char *, char *, struct addrinfo *, struct addrinfo **);
+extern void	freeaddrinfo(struct addrinfo *);
+extern int	getnameinfo(struct sockaddr *, int, char *, int, char *, int, unsigned int);
+extern char	*gai_strerror(int);
+
+/* Possible values for `ai_flags' field in `addrinfo' structure.  */
+#define AI_PASSIVE	0x0001	/* Socket address is intended for `bind'.  */
+#define AI_CANONNAME	0x0002	/* Request for canonical name.  */
+#define AI_NUMERICHOST	0x0004	/* Don't use name resolution.  */
+#define AI_V4MAPPED	0x0008	/* IPv4 mapped addresses are acceptable.  */
+#define AI_ALL		0x0010	/* Return IPv4 mapped and IPv6 addresses.  */
+#define AI_ADDRCONFIG	0x0020	/* Use configuration of this host to choose returned address type..  */
+#define AI_NUMERICSERV	0x0400	/* Don't use name resolution.  */
+
+/* getnameinfo flags */
+#define NI_NOFQDN	0x0001	/* Only the nodename portion of the FQDN is returned for local hosts. */
+#define NI_NUMERICHOST	0x0002	/* The numeric form of the node's address is returned instead of its name. */
+#define NI_NAMEREQD	0x0004	/* Return an error if the node's name cannot be located in the database. */
+#define NI_NUMERICSERV	0x0008	/* The numeric form of the service address is returned instead of its name. */
+#define NI_NUMERICSCOPE	0x0010	/* For IPv6 addresses, the numeric form of the scope identifier is returned
+				   instead of its name. */
+#define NI_DGRAM	0x0020	/* Indicates that the service is a datagram service (SOCK_DGRAM). */
+
+/* Error values for `getaddrinfo' and `getnameinfo' functions.  */
+#define EAI_BADFLAGS	  -1	/* Invalid value for `ai_flags' field */
+#define EAI_NONAME	  -2	/* NAME or SERVICE is unknown */
+#define EAI_AGAIN	  -3	/* Temporary failure in name resolution */
+#define EAI_FAIL	  -4	/* Non-recoverable failure in name resolution */
+#define EAI_NODATA	  -5	/* No address associated with NAME */
+#define EAI_FAMILY	  -6	/* `ai_family' not supported */
+#define EAI_SOCKTYPE	  -7	/* `ai_socktype' not supported */
+#define EAI_SERVICE	  -8	/* SERVICE not supported for `ai_socktype' */
+#define EAI_ADDRFAMILY	  -9	/* Address family for NAME not supported */
+#define EAI_MEMORY	  -10	/* Memory allocation failure */
+#define EAI_SYSTEM	  -11	/* System error returned in `errno' */
+#define EAI_OVERFLOW	  -12	/* Argument buffer overflow */
+
 #ifdef __cplusplus
 }
 #endif