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#include "first.h"
#undef NDEBUG
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include "configfile-glue.c"
#include "fdlog.h"
const struct {
const char *string;
const char *rmtstr;
int rmtfamily;
int expect;
} rmtmask[] = {
{ "1.0.0.1/1", "1.0.0.1", AF_INET, 1 }
,{ "254.254.254.254/1", "254.0.0.1", AF_INET, 1 }
,{ "254.254.254.252/31", "254.254.254.253", AF_INET, 1 }
,{ "254.254.254.253/31", "254.254.254.254", AF_INET, 0 }
,{ "254.254.254.253/32", "254.254.254.254", AF_INET, 0 }
,{ "254.254.254.254/32", "254.254.254.254", AF_INET, 1 }
#ifdef HAVE_IPV6
,{ "2001::/3", "2001::1", AF_INET6, 1 }
,{ "2f01::/5", "2701::1", AF_INET6, 0 }
,{ "2f01::/32", "2f01::1", AF_INET6, 1 }
,{ "2f01::/32", "2f02::1", AF_INET6, 0 }
,{ "2001::1/127", "2001::1", AF_INET6, 1 }
,{ "2001::1/127", "2001::2", AF_INET6, 0 }
,{ "2001::2/128", "2001::2", AF_INET6, 1 }
,{ "2001::2/128", "2001::3", AF_INET6, 0 }
,{ "1.0.0.1/1", "::ffff:1.0.0.1", AF_INET6, 1 }
,{ "254.254.254.254/1", "::ffff:254.0.0.1", AF_INET6, 1 }
,{ "254.254.254.252/31", "::ffff:254.254.254.253", AF_INET6, 1 }
,{ "254.254.254.253/31", "::ffff:254.254.254.254", AF_INET6, 0 }
,{ "254.254.254.253/32", "::ffff:254.254.254.254", AF_INET6, 0 }
,{ "254.254.254.254/32", "::ffff:254.254.254.254", AF_INET6, 1 }
,{ "::ffff:1.0.0.1/97", "1.0.0.1", AF_INET, 1 }
,{ "::ffff:254.254.254.254/97", "254.0.0.1", AF_INET, 1 }
,{ "::ffff:254.254.254.252/127", "254.254.254.253", AF_INET, 1 }
,{ "::ffff:254.254.254.253/127", "254.254.254.254", AF_INET, 0 }
,{ "::ffff:254.254.254.253/128", "254.254.254.254", AF_INET, 0 }
,{ "::ffff:254.254.254.254/128", "254.254.254.254", AF_INET, 1 }
#endif
};
static void test_configfile_addrbuf_eq_remote_ip_mask (void) {
request_st r;
memset(&r, 0, sizeof(request_st));
r.conf.errh = fdlog_init(NULL, -1, FDLOG_FD);
r.conf.errh->fd = -1; /* (disable) */
buffer * const b = buffer_init();
buffer * const tb = buffer_init();
sock_addr rmt;
for (int i = 0; i < (int)(sizeof(rmtmask)/sizeof(rmtmask[0])); ++i) {
if (1 != sock_addr_inet_pton(&rmt, rmtmask[i].rmtstr, rmtmask[i].rmtfamily, 0)) exit(-1); /*(bad test)*/
buffer_copy_string(b, rmtmask[i].string);
#if 0
if (!config_remoteip_normalize(b, tb)) exit(-1); /*(bad test)*/
#else
/* modified from configfile.c:config_remoteip_normalize()
* to avoid pulling in configfile.c and all dependencies */
char *slash = strchr(b->ptr, '/');
if (NULL == slash) exit(-1); /*(bad test)*/
unsigned long nm_bits = strtoul(slash+1, NULL, 10);
uint32_t len = slash - b->ptr;
int family = strchr(b->ptr, ':') ? AF_INET6 : AF_INET;
char *after = buffer_string_prepare_append(b, 1 + 7 + 28);
++after; /*(increment to pos after string end '\0')*/
*(unsigned char *)after = (unsigned char)nm_bits;
sock_addr * const saddr = (sock_addr *)(((uintptr_t)after+1+7) & ~7);
if (nm_bits) b->ptr[len]='\0'; /*(sock_addr_inet_pton() w/o CIDR mask)*/
int rc = sock_addr_inet_pton(saddr, b->ptr, family, 0);
if (nm_bits) b->ptr[len]='/';
if (1 != rc) exit(-1); /*(bad test)*/
#endif
const sock_addr * const addr = (sock_addr *)
(((uintptr_t)b->ptr + b->used + 1 + 7) & ~7);
int bits = ((unsigned char *)b->ptr)[b->used];
int m = sock_addr_is_addr_eq_bits(addr, &rmt, bits);
if (m != rmtmask[i].expect) {
fprintf(stderr, "failed assertion: %s %s %s\n",
rmtmask[i].string,
rmtmask[i].expect ? "==" : "!=",
rmtmask[i].rmtstr);
exit(-1);
}
}
buffer_free(tb);
buffer_free(b);
fdlog_free(r.conf.errh);
}
int main (void) {
test_configfile_addrbuf_eq_remote_ip_mask();
return 0;
}
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