static logline *readline(FILE *inf, adns_state adns, int opts) {
static char buf[MAXLINE];
char *str;
logline *line;
if (fgets(buf, MAXLINE, inf)) {
str= malloc(sizeof(*line) + strlen(buf) + 1);
if (!str) aargh("malloc");
line= (logline*)str;
line->next= NULL;
line->start= str+sizeof(logline);
line->is_v6 = 0;
*line->fullip = 0;
strcpy(line->start, buf);
str= ipaddr2domain(line->start, &line->addr, &line->rest, line->fullip,
&line->is_v6, opts);
if (opts & OPT_DEBUG)
msg("submitting %.*s -> %s", (int)(line->rest-line->addr), guard_null(line->addr), str);
/* Note: ADNS does not yet support "ptr" for IPv6. */
if (adns_submit(adns, str,
line->is_v6? adns_r_ptr_raw : adns_r_ptr,
adns_qf_quoteok_cname|adns_qf_cname_loose,
NULL, &line->query))
aargh("adns_submit");
return line;
}
if (!feof(inf))
aargh("fgets");
return NULL;
}
static logline *readline(FILE *inf, adns_state adns, int opts)
{
static char buf[MAXLINE];
char *str;
logline *line;
if (fgets(buf, MAXLINE, inf))
{
str= malloc(sizeof(*line) + strlen(buf) + 1);
if (!str) aargh("malloc");
line= (logline*)str;
line->next= NULL;
line->start= str+sizeof(logline);
strcpy(line->start, buf);
str= ipaddr2domain(line->start, &line->addr, &line->rest);
if (opts & OPT_DEBUG)
msg("submitting %.*s -> %s", line->rest-line->addr, guard_null(line->addr), str);
if (adns_submit(adns, str, adns_r_ptr,
adns_qf_quoteok_cname|adns_qf_cname_loose,
NULL, &line->query))
aargh("adns_submit");
return line;
}
if (!feof(inf))
aargh("fgets");
return NULL;
}
static void proclog(FILE *inf, FILE *outf, int maxpending, int opts) {
int eof, err, len;
adns_state adns;
adns_answer *answer;
logline *head, *tail, *line;
adns_initflags initflags;
initflags= (opts & OPT_DEBUG) ? adns_if_debug : 0;
if (config_text) {
errno= adns_init_strcfg(&adns, initflags, stderr, config_text);
} else {
errno= adns_init(&adns, initflags, 0);
}
if (errno) aargh("adns_init");
head= tail= readline(inf, adns, opts);
len= 1; eof= 0;
while (head) {
while (head) {
if (opts & OPT_DEBUG)
msg("%d in queue; checking %.*s", len,
(int)(head->rest-head->addr), guard_null(head->addr));
if (eof || len >= maxpending) {
if (opts & OPT_POLL)
err= adns_wait_poll(adns, &head->query, &answer, NULL);
else
err= adns_wait(adns, &head->query, &answer, NULL);
} else {
err= adns_check(adns, &head->query, &answer, NULL);
}
if (err == EAGAIN) break;
if (err) {
fprintf(stderr, "%s: adns_wait/check: %s", progname, strerror(err));
exit(1);
}
printline(outf, head->start, head->addr, head->rest,
answer->status == adns_s_ok ? *answer->rrs.str : NULL,
head->fullip, head->is_v6, opts);
line= head; head= head->next;
free(line);
free(answer);
len--;
}
if (!eof) {
line= readline(inf, adns, opts);
if (line) {
if (!head) head= line;
else tail->next= line;
tail= line; len++;
} else {
eof= 1;
}
}
}
adns_finish(adns);
}
static void proclog(FILE *inf, FILE *outf, int maxpending, int opts) {
int eof, err, len;
adns_state adns;
adns_answer *answer;
logline *head, *tail, *line;
adns_initflags initflags;
initflags= (opts & OPT_DEBUG) ? adns_if_debug : 0;
if (config_text) {
errno= adns_init_strcfg(&adns, initflags, stderr, config_text);
} else {
errno= adns_init(&adns, initflags, 0);
}
if (errno) aargh("adns_init");
head= tail= readline(inf, adns, opts);
len= 1; eof= 0;
while (head) {
while (head) {
if (head->query) {
if (opts & OPT_DEBUG)
msg("%d in queue; checking %.*s", len,
(int)(head->rest-head->name), guard_null(head->name));
if (eof || len >= maxpending) {
if (opts & OPT_POLL)
err= adns_wait_poll(adns, &head->query, &answer, NULL);
else
err= adns_wait(adns, &head->query, &answer, NULL);
} else {
err= adns_check(adns, &head->query, &answer, NULL);
}
if (err == EAGAIN) break;
if (err) {
fprintf(stderr, "%s: adns_wait/check: %s", progname, strerror(err));
exit(1);
}
if (answer->status == adns_s_ok) {
const char *addr;
int ok = 0;
fprintf(outf, "%.*s", (int)(head->rest-head->start), head->start);
while(answer->nrrs--) {
addr= inet_ntoa(answer->rrs.inaddr[answer->nrrs]);
ok |= !strncmp(addr, head->addr, strlen(addr));
fprintf(outf, " [%s]", addr);
}
fprintf(outf, "%s%s", ok ? " OK" : "", head->rest);
} else {
if (opts & OPT_DEBUG)
msg("query failed");
fputs(head->start, outf);
}
free(answer);
len--;
} else {
if (opts & OPT_DEBUG)
msg("%d in queue; no query on this line", len);
fputs(head->start, outf);
}
line= head; head= head->next;
free(line);
}
if (!eof) {
line= readline(inf, adns, opts);
if (line) {
if (!head) head= line;
else tail->next= line;
tail= line;
if (line->query) len++;
} else {
eof= 1;
}
}
}
adns_finish(adns);
}
