int
main(int argc, char **argv)
{
char * record = "v=DMARC1; p=none; rf=afrf; fo=1:s rua=mailto:[email protected]; ruf=mailto:[email protected]";
int pass, fails, count;
DMARC_POLICY_T *pctx;
OPENDMARC_STATUS_T status;
char small_buf[10];
char big_buf[BUFSIZ * 4];
pass = fails = count = 0;
pctx = opendmarc_policy_connect_init("1.2.3.4", 0);
if (pctx == NULL)
{
(void) fprintf(stderr, "opendmarc_policy_connect_init: %s\n", strerror(errno));
return 1;
}
status = opendmarc_policy_parse_dmarc(pctx, "abuse.net", record);
if (status == DMARC_PARSE_OKAY)
{
pass += 1;
}
else
{
printf("\tDMARC Policy Parse: \"%s\" FAIL\n", record);
fails += 1;
}
if (opendmarc_policy_to_buf(NULL, NULL, 0) == EINVAL)
{
pass += 1;
}
else
{
printf("\tDMARC Policy Parse To NULL Buffer: FAIL\n");
fails += 1;
}
if (opendmarc_policy_to_buf(pctx, small_buf, sizeof small_buf) == E2BIG)
{
pass += 1;
}
else
{
printf("\tDMARC Policy Parse To Small Buffer: FAIL\n");
fails += 1;
}
if (opendmarc_policy_to_buf(pctx, big_buf, sizeof big_buf) == 0)
{
pass += 1;
}
else
{
printf("\tDMARC Policy Parse To Big Buffer: FAIL\n");
fails += 1;
}
pctx = opendmarc_policy_connect_shutdown(pctx);
printf("DMARC Policy Parse To Buffer: pass=%d, fail=%d\n", pass, fails);
return fails;
}
int dmarc_init()
{
int *netmask = NULL; /* Ignored */
int is_ipv6 = 0;
char *tld_file = (dmarc_tld_file == NULL) ?
"/etc/exim/opendmarc.tlds" :
(char *)dmarc_tld_file;
/* Set some sane defaults. Also clears previous results when
* multiple messages in one connection. */
dmarc_pctx = NULL;
dmarc_status = US"none";
dmarc_abort = FALSE;
dmarc_pass_fail = US"skipped";
dmarc_used_domain = US"";
dmarc_ar_header = NULL;
dmarc_has_been_checked = FALSE;
header_from_sender = NULL;
spf_sender_domain = NULL;
spf_human_readable = NULL;
/* ACLs have "control=dmarc_disable_verify" */
if (dmarc_disable_verify == TRUE)
return OK;
(void) memset(&dmarc_ctx, '\0', sizeof dmarc_ctx);
dmarc_ctx.nscount = 0;
libdm_status = opendmarc_policy_library_init(&dmarc_ctx);
if (libdm_status != DMARC_PARSE_OKAY)
{
log_write(0, LOG_MAIN|LOG_PANIC, "DMARC failure to init library: %s",
opendmarc_policy_status_to_str(libdm_status));
dmarc_abort = TRUE;
}
if (dmarc_tld_file == NULL)
dmarc_abort = TRUE;
else if (opendmarc_tld_read_file(tld_file, NULL, NULL, NULL))
{
log_write(0, LOG_MAIN|LOG_PANIC, "DMARC failure to load tld list %s: %d",
tld_file, errno);
dmarc_abort = TRUE;
}
if (sender_host_address == NULL)
dmarc_abort = TRUE;
/* This catches locally originated email and startup errors above. */
if (!dmarc_abort)
{
is_ipv6 = string_is_ip_address(sender_host_address, netmask) == 6;
dmarc_pctx = opendmarc_policy_connect_init(sender_host_address, is_ipv6);
if (dmarc_pctx == NULL)
{
log_write(0, LOG_MAIN|LOG_PANIC,
"DMARC failure creating policy context: ip=%s", sender_host_address);
dmarc_abort = TRUE;
}
}
return OK;
}
