context_p.h revision 499b34cea04a46823d003d4c0520c8b03e8513cb
/*
* 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 1.12 2001/01/09 21:59:14 bwelling 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;
};
#endif /* LWRES_CONTEXT_P_H */