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+/*
+ * Copyright (C) 2000, 2001 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM
+ * DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
+ * INTERNET SOFTWARE CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
+ * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
+ * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: context_p.h,v 1.1 2004/03/15 20:35:25 as Exp $ */
+
+#ifndef LWRES_CONTEXT_P_H
+#define LWRES_CONTEXT_P_H 1
+
+/*
+ * Helper functions, assuming the context is always called "ctx" in
+ * the scope these functions are called from.
+ */
+#define CTXMALLOC(len) ctx->malloc(ctx->arg, (len))
+#define CTXFREE(addr, len) ctx->free(ctx->arg, (addr), (len))
+
+#define LWRES_DEFAULT_TIMEOUT 120 /* 120 seconds for a reply */
+
+/*
+ * Not all the attributes here are actually settable by the application at
+ * this time.
+ */
+struct lwres_context {
+ unsigned int timeout; /* time to wait for reply */
+ lwres_uint32_t serial; /* serial number state */
+
+ /*
+ * For network I/O.
+ */
+ int sock; /* socket to send on */
+ lwres_addr_t address; /* address to send to */
+
+ /*
+ * Function pointers for allocating memory.
+ */
+ lwres_malloc_t malloc;
+ lwres_free_t free;
+ void *arg;
+
+ /*
+ * resolv.conf-like data
+ */
+ lwres_conf_t confdata;
+
+ /* linked list of outstanding DNS requests */
+ struct lwres_async_state *pending;
+};
+
+#endif /* LWRES_CONTEXT_P_H */
+
+/*
+ * Local Variables:
+ * c-basic-offset: 8
+ * End Variables:
+ */