From d19687d6ebc545b633e14c07429f7892a599d0b9 Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Wed, 15 Sep 2004 08:25:49 +0000
Subject: Update.

2004-09-15  Ulrich Drepper  <drepper@redhat.com>

	* nscd/Makefile (rountines): Add nscd_getai.
	(nscd-modules): Add aicache.
	* nscd/aicache.c: New file.
	* nscd/nscd_getai.c: New file.
	* nscd/cache.c (prune_cache): Handle GETAI request type.
	* nscd/connections.c: Add GETAI support in request handling.
	* nscd/nscd-client.h (request_type): Add GETAI.
	Define ai_response_header and struct nscd_ai_result types.
	(struct datahead): Add aidata field.
	Declare __nscd_getai.
	* nscd/nscd.c: Add getaddrinfo definition to catch problems.
	* nscd/nscd.h: Declare addhstai and readdhstai.

	* sysdeps/posix/getaddrinfo.c: Add support for using cached results.

	* nscd/nscd-client.h  (struct datahead): Use uint8_t instead of bool.
---
 nscd/nscd-client.h | 32 ++++++++++++++++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

(limited to 'nscd/nscd-client.h')

diff --git a/nscd/nscd-client.h b/nscd/nscd-client.h
index 8f3f3a1..1a0dd73 100644
--- a/nscd/nscd-client.h
+++ b/nscd/nscd-client.h
@@ -61,6 +61,7 @@ typedef enum
   GETFDPW,
   GETFDGR,
   GETFDHST,
+  GETAI,
   LASTREQ
 } request_type;
 
@@ -118,6 +119,28 @@ typedef struct
 } hst_response_header;
 
 
+/* Structure sent in reply to addrinfo query.  Note that this struct is
+   sent also if the service is disabled or there is no record found.  */
+typedef struct
+{
+  int32_t version;
+  int32_t found;
+  nscd_ssize_t naddrs;
+  nscd_ssize_t addrslen;
+  nscd_ssize_t canonlen;
+  int32_t error;
+} ai_response_header;
+
+/* Structure filled in by __nscd_getai.  */
+struct nscd_ai_result
+{
+  int naddrs;
+  char *canon;
+  uint8_t *family;
+  char *addrs;
+};
+
+
 /* Type for offsets in data part of database.  */
 typedef uint32_t ref_t;
 /* Value for invalid/no reference.  */
@@ -136,9 +159,9 @@ struct datahead
   nscd_ssize_t allocsize;	/* Allocated Bytes.  */
   nscd_ssize_t recsize;		/* Size of the record.  */
   nscd_time_t timeout;		/* Time when this entry becomes invalid.  */
-  bool notfound;		/* Nonzero if data has not been found.  */
+  uint8_t notfound;		/* Nonzero if data has not been found.  */
   uint8_t nreloads;		/* Reloads without use.  */
-  bool usable;			/* False if the entry must be ignored.  */
+  uint8_t usable;		/* False if the entry must be ignored.  */
   uint64_t :40;			/* Alignment.  */
 
   /* We need to have the following element aligned for the response
@@ -149,6 +172,7 @@ struct datahead
     pw_response_header pwdata;
     gr_response_header grdata;
     hst_response_header hstdata;
+    ai_response_header aidata;
     nscd_ssize_t align1;
     nscd_time_t align2;
   } data[0];
@@ -270,4 +294,8 @@ extern const struct datahead *__nscd_cache_search (request_type type,
 						   size_t keylen,
 						   const struct mapped_database *mapped);
 
+/* Look up in addrinfo cache.  */
+extern int __nscd_getai (const char *key, struct nscd_ai_result **result,
+			 int *h_errnop);
+
 #endif /* nscd.h */
-- 
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