lwresconf_test.c revision dafcb997e390efa4423883dafd100c975c4095d6
/*
* Copyright (C) 2004 Internet Systems Consortium, Inc. ("ISC")
* 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 ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC 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: lwresconf_test.c,v 1.11 2004/03/05 04:58:39 marka Exp $ */
#include <config.h>
#include <stdlib.h>
#include <isc/mem.h>
#include <isc/util.h>
#include <lwres/lwres.h>
#define USE_ISC_MEM
static inline void
CHECK(int val, const char *msg) {
if (val != 0) {
fprintf(stderr, "%s returned %d\n", msg, val);
exit(1);
}
}
#ifdef USE_ISC_MEM
/*
* Wrappers around our memory management stuff, for the lwres functions.
*/
static void *
mem_alloc(void *arg, size_t size) {
return (isc_mem_get(arg, size));
}
static void
mem_free(void *arg, void *mem, size_t size) {
isc_mem_put(arg, mem, size);
}
#endif
int
main(int argc, char *argv[]) {
lwres_context_t *ctx;
const char *file = "/etc/resolv.conf";
int ret;
#ifdef USE_ISC_MEM
isc_mem_t *mem;
isc_result_t result;
#endif
if (argc > 1) {
file = argv[1];
}
#ifdef USE_ISC_MEM
mem = NULL;
result = isc_mem_create(0, 0, &mem);
INSIST(result == ISC_R_SUCCESS);
#endif
ctx = NULL;
#ifdef USE_ISC_MEM
ret = lwres_context_create(&ctx, mem, mem_alloc, mem_free, 0);
#else
ret = lwres_context_create(&ctx, NULL, NULL, NULL, 0);
#endif
CHECK(ret, "lwres_context_create");
lwres_conf_init(ctx);
if (lwres_conf_parse(ctx, file) == 0) {
lwres_conf_print(ctx, stderr);
} else {
perror("lwres_conf_parse");
}
lwres_conf_clear(ctx);
lwres_context_destroy(&ctx);
#ifdef USE_ISC_MEM
isc_mem_stats(mem, stdout);
isc_mem_destroy(&mem);
#endif
return (0);
}