1*00b67f09SDavid van Moolenbroek /* $NetBSD: context_p.h,v 1.4 2014/12/10 04:38:02 christos Exp $ */ 2*00b67f09SDavid van Moolenbroek 3*00b67f09SDavid van Moolenbroek /* 4*00b67f09SDavid van Moolenbroek * Copyright (C) 2004, 2005, 2007, 2008 Internet Systems Consortium, Inc. ("ISC") 5*00b67f09SDavid van Moolenbroek * Copyright (C) 2000, 2001 Internet Software Consortium. 6*00b67f09SDavid van Moolenbroek * 7*00b67f09SDavid van Moolenbroek * Permission to use, copy, modify, and/or distribute this software for any 8*00b67f09SDavid van Moolenbroek * purpose with or without fee is hereby granted, provided that the above 9*00b67f09SDavid van Moolenbroek * copyright notice and this permission notice appear in all copies. 10*00b67f09SDavid van Moolenbroek * 11*00b67f09SDavid van Moolenbroek * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 12*00b67f09SDavid van Moolenbroek * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 13*00b67f09SDavid van Moolenbroek * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 14*00b67f09SDavid van Moolenbroek * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 15*00b67f09SDavid van Moolenbroek * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 16*00b67f09SDavid van Moolenbroek * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 17*00b67f09SDavid van Moolenbroek * PERFORMANCE OF THIS SOFTWARE. 18*00b67f09SDavid van Moolenbroek */ 19*00b67f09SDavid van Moolenbroek 20*00b67f09SDavid van Moolenbroek /* Id: context_p.h,v 1.19 2008/12/17 23:47:58 tbox Exp */ 21*00b67f09SDavid van Moolenbroek 22*00b67f09SDavid van Moolenbroek #ifndef LWRES_CONTEXT_P_H 23*00b67f09SDavid van Moolenbroek #define LWRES_CONTEXT_P_H 1 24*00b67f09SDavid van Moolenbroek 25*00b67f09SDavid van Moolenbroek /*! \file */ 26*00b67f09SDavid van Moolenbroek 27*00b67f09SDavid van Moolenbroek /*@{*/ 28*00b67f09SDavid van Moolenbroek /** 29*00b67f09SDavid van Moolenbroek * Helper functions, assuming the context is always called "ctx" in 30*00b67f09SDavid van Moolenbroek * the scope these functions are called from. 31*00b67f09SDavid van Moolenbroek */ 32*00b67f09SDavid van Moolenbroek #define CTXMALLOC(len) ctx->malloc(ctx->arg, (len)) 33*00b67f09SDavid van Moolenbroek #define CTXFREE(addr, len) ctx->free(ctx->arg, (addr), (len)) 34*00b67f09SDavid van Moolenbroek /*@}*/ 35*00b67f09SDavid van Moolenbroek 36*00b67f09SDavid van Moolenbroek #define LWRES_DEFAULT_TIMEOUT 120 /* 120 seconds for a reply */ 37*00b67f09SDavid van Moolenbroek 38*00b67f09SDavid van Moolenbroek /** 39*00b67f09SDavid van Moolenbroek * Not all the attributes here are actually settable by the application at 40*00b67f09SDavid van Moolenbroek * this time. 41*00b67f09SDavid van Moolenbroek */ 42*00b67f09SDavid van Moolenbroek struct lwres_context { 43*00b67f09SDavid van Moolenbroek unsigned int timeout; /*%< time to wait for reply */ 44*00b67f09SDavid van Moolenbroek lwres_uint32_t serial; /*%< serial number state */ 45*00b67f09SDavid van Moolenbroek 46*00b67f09SDavid van Moolenbroek /* 47*00b67f09SDavid van Moolenbroek * For network I/O. 48*00b67f09SDavid van Moolenbroek */ 49*00b67f09SDavid van Moolenbroek int sock; /*%< socket to send on */ 50*00b67f09SDavid van Moolenbroek lwres_addr_t address; /*%< address to send to */ 51*00b67f09SDavid van Moolenbroek int use_ipv4; /*%< use IPv4 transaction */ 52*00b67f09SDavid van Moolenbroek int use_ipv6; /*%< use IPv6 transaction */ 53*00b67f09SDavid van Moolenbroek 54*00b67f09SDavid van Moolenbroek /*@{*/ 55*00b67f09SDavid van Moolenbroek /* 56*00b67f09SDavid van Moolenbroek * Function pointers for allocating memory. 57*00b67f09SDavid van Moolenbroek */ 58*00b67f09SDavid van Moolenbroek lwres_malloc_t malloc; 59*00b67f09SDavid van Moolenbroek lwres_free_t free; 60*00b67f09SDavid van Moolenbroek void *arg; 61*00b67f09SDavid van Moolenbroek /*@}*/ 62*00b67f09SDavid van Moolenbroek 63*00b67f09SDavid van Moolenbroek /*% 64*00b67f09SDavid van Moolenbroek * resolv.conf-like data 65*00b67f09SDavid van Moolenbroek */ 66*00b67f09SDavid van Moolenbroek lwres_conf_t confdata; 67*00b67f09SDavid van Moolenbroek }; 68*00b67f09SDavid van Moolenbroek 69*00b67f09SDavid van Moolenbroek #endif /* LWRES_CONTEXT_P_H */ 70