Sync with 2.x

[openldap] / libraries / libldap / util-int.c

diff --git a/libraries/libldap/util-int.c b/libraries/libldap/util-int.c
index 0cc70589d6bf6334085d86afed1fff952416b96a..ffd221408188583f5ed92d32ba69f32e78ef8ad8 100644 (file)
--- a/libraries/libldap/util-int.c
+++ b/libraries/libldap/util-int.c
@@ -29,6 +29,7 @@
 #include <ac/socket.h>
 #include <ac/string.h>
 #include <ac/time.h>
+#include <ac/unistd.h>
 
 #include "ldap-int.h"
 
@@ -95,7 +96,10 @@ char *ldap_pvt_ctime( const time_t *tp, char *buf )
 #define BUFMAX (32*1024)
 
 static char *safe_realloc( char **buf, int len );
+
+#if !defined(HAVE_GETHOSTBYNAME_R) && defined(LDAP_R_COMPILE)
 static int copy_hostent( struct hostent *res, char **buf, struct hostent * src );
+#endif
 
 int ldap_pvt_gethostbyname_a(
        const char *name, 
@@ -409,3 +413,39 @@ char * ldap_pvt_get_fqdn( char *name )
        LDAP_FREE( ha_buf );
        return fqdn;
 }
+
+#if defined( HAVE_GETADDRINFO ) && !defined( HAVE_GAI_STRERROR )
+char *ldap_pvt_gai_strerror (int code) {
+       static struct {
+               int code;
+               const char *msg;
+       } values[] = {
+#ifdef EAI_ADDRFAMILY
+               { EAI_ADDRFAMILY, "Address family for hostname not supported" },
+#endif
+               { EAI_AGAIN, "Temporary failure in name resolution" },
+               { EAI_BADFLAGS, "Bad value for ai_flags" },
+               { EAI_FAIL, "Non-recoverable failure in name resolution" },
+               { EAI_FAMILY, "ai_family not supported" },
+               { EAI_MEMORY, "Memory allocation failure" },
+#ifdef EAI_NODATA
+               { EAI_NODATA, "No address associated with hostname" },
+#endif    
+               { EAI_NONAME, "Name or service not known" },
+               { EAI_SERVICE, "Servname not supported for ai_socktype" },
+               { EAI_SOCKTYPE, "ai_socktype not supported" },
+               { EAI_SYSTEM, "System error" },
+               { 0, NULL }
+       };
+
+       int i;
+
+       for ( i = 0; values[i].msg != NULL; i++ ) {
+               if ( values[i].code == code ) {
+                       return (char *) values[i].msg;
+               }
+       }
+       
+       return "Unknown error";
+}
+#endif