* Makefile.in (DLL_OFILES): Add minires-os-if.o and minires.o.

	(SUBLIBS): Add libresolv.a.
	Add rule for libresolv.a.
	* autoload.cc: Fix return code handling for IP Helper API in case
	of being unable to load iphlpapi.dll.
	(DnsQuery_A): Define.
	(DnsRecordListFree): Define.
	* cygwin.din: Export resolver functions.
	* include/resolv.h: New header.
	* include/arpa/nameser.h: New header.
	* include/arpa/nameser_compat.h: New header.
	* include/cygwin/version.h: Bump API minor number.
	* libc/minires-os-if.c: New file.
	* libc/minires.c: New file.
	* libc/minires.h: New file.

1 files changed, 68 insertions, 0 deletions

diff --git a/winsup/cygwin/libc/minires.h b/winsup/cygwin/libc/minires.h
new file mode 100644
index 000000000..ce063d16f
--- /dev/null
+++ b/winsup/cygwin/libc/minires.h
@@ -0,0 +1,68 @@
+/* minires.h.  Stub synchronous resolver for Cygwin.
+
+   Copyright 2006 Red Hat, Inc.
+
+   Written by Pierre A. Humblet <Pierre.Humblet@ieee.org>
+
+This file is part of Cygwin.
+
+This software is a copyrighted work licensed under the terms of the
+Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
+details. */
+
+#define  __INSIDE_CYGWIN_NET__
+
+#include "winsup.h"
+#include <string.h>
+#include <malloc.h>
+#include <stdlib.h>
+#include <netdb.h>
+#include <ctype.h>
+#include <sys/time.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <sys/unistd.h>
+#include <netdb.h> 
+#include <arpa/nameser.h>
+#include <resolv.h>
+
+extern in_addr_t cygwin_inet_addr (const char *);
+extern int cygwin_socket (int, int, int);
+extern int cygwin_bind (int, const struct sockaddr *, socklen_t);
+extern int cygwin_connect (int, const struct sockaddr *, socklen_t);
+extern int cygwin_select (int, fd_set *, fd_set *, fd_set *, struct timeval *);
+extern int cygwin_sendto (int, const void *, size_t, int,
+			  const struct sockaddr *, socklen_t);
+extern int cygwin_recvfrom (int, void *, size_t, int, struct sockaddr *,
+			    socklen_t *);
+
+/* Number of elements is an array */
+#define DIM(x) (sizeof(x) / sizeof(*(x)))
+
+/* Definitions to parse the messages */
+#define RD (1<<8) /* Offset in a short */
+#define RA (1<<7)
+#define QR (1<<7) /* Offsets in a char */
+#define TC (1<<1)
+#define ERR_MASK 0xF
+
+/* Type for os specific res_lookup */
+typedef int (os_query_t) (res_state, const char *, int, int, u_char *, int);
+
+/* Special use of state elements */
+#define sockfd _vcsock
+#define mypid _flags
+#define os_query qhook
+#define use_os pfcode
+
+#define DPRINTF(cond, format...)  if (cond) minires_dprintf(format)
+
+/* Utility functions */
+void minires_dprintf(const char * format, ...);
+void minires_get_search(char * string, res_state statp);
+void get_dns_info(res_state statp);