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make get-name-by-addr work fully.

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This commit is contained in:
Michael Graff 2000-02-01 00:27:03 +00:00
parent e721270c5d
commit e31db4546a
4 changed files with 63 additions and 57 deletions
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45
bin/lwresd/client.c
View file

@ -43,6 +43,47 @@ DP(int level, char *format, ...)
va_end(args);
}
void
hexdump(char *msg, void *base, size_t len)
{
unsigned char *p;
unsigned int cnt;
char buffer[180];
char *n;
p = base;
cnt = 0;
n = buffer;
*n = 0;
printf("*** %s (%u bytes @ %p)\n", msg, len, base);
while (cnt < len) {
if (cnt % 16 == 0) {
n = buffer;
n += sprintf(buffer, "%p: ", p);
} else if (cnt % 8 == 0) {
*n++ = ' ';
*n++ = '|';
*n = 0;
}
n += sprintf(n, " %02x", *p++);
cnt++;
if (cnt % 16 == 0) {
DP(80, buffer);
n = buffer;
*n = 0;
}
}
if (n != buffer) {
DP(80, buffer);
n = buffer;
*n = 0;
}
}
static void
clientmgr_can_die(clientmgr_t *cm)
{
@ -288,9 +329,11 @@ client_initialize(client_t *client, clientmgr_t *cmgr)
client->find = NULL;
client->v4find = NULL;
client->v6find = NULL;
client->find_wanted = 0;
client->options = 0;
client->byaddr = NULL;
ISC_LIST_APPEND(cmgr->idle, client, link);
}

3
bin/lwresd/client.h
View file

@ -65,6 +65,7 @@ struct client_s {
*/
unsigned char *sendbuf;
isc_uint32_t sendlength;
isc_buffer_t recv_buffer;
/*
* gabn (get address by name) state info.
@ -75,7 +76,6 @@ struct client_s {
unsigned int find_wanted; /* Addresses we want */
dns_fixedname_t target_name;
lwres_gabnresponse_t gabn;
isc_buffer_t recv_buffer;
/*
* gnba (get name by address) state info.
@ -195,5 +195,6 @@ void client_init_gabn(client_t *);
void client_init_gnba(client_t *);
void DP(int level, char *format, ...);
void hexdump(char *msg, void *base, size_t len);
#endif /* LWD_CLIENT_H */

48
bin/lwresd/process_gabn.c
View file

@ -41,47 +41,6 @@
#define NEED_V6(c) ((((c)->find_wanted & LWRES_ADDRTYPE_V6) != 0) \
&& ((c)->v6find == NULL))
static void
hexdump(char *msg, void *base, size_t len)
{
unsigned char *p;
unsigned int cnt;
char buffer[180];
char *n;
p = base;
cnt = 0;
n = buffer;
*n = 0;
printf("*** %s (%u bytes @ %p)\n", msg, len, base);
while (cnt < len) {
if (cnt % 16 == 0) {
n = buffer;
n += sprintf(buffer, "%p: ", p);
} else if (cnt % 8 == 0) {
*n++ = ' ';
*n++ = '|';
*n = 0;
}
n += sprintf(n, " %02x", *p++);
cnt++;
if (cnt % 16 == 0) {
DP(80, buffer);
n = buffer;
*n = 0;
}
}
if (n != buffer) {
DP(80, buffer);
n = buffer;
*n = 0;
}
}
static void start_find(client_t *);
/*
@ -207,12 +166,11 @@ generate_reply(client_t *client)
lwres_buffer_init(&b, client->buffer, LWRES_RECVLENGTH);
lwres = lwres_gabnresponse_render(cm->lwctx, &client->gabn,
&client->pkt, &b);
hexdump("Sending to client", b.base, b.used);
if (lwres != LWRES_R_SUCCESS)
goto out;
hexdump("Sending to client", b.base, b.used);
r.base = b.base;
r.length = b.used;
client->sendbuf = r.base;
@ -424,6 +382,8 @@ start_find(client_t *client)
goto find_again;
}
DP(50, "Find returned %d (%s)", result, isc_result_totext(result));
/*
* Did we get an error?
*/

24
bin/lwresd/process_gnba.c
View file

@ -59,7 +59,7 @@ byaddr_done(isc_task_t *task, isc_event_t *event)
bevent = (dns_byaddrevent_t *)event;
gnba = &client->gnba;
DP(50, "byaddr event result = %s\n",
DP(50, "byaddr event result = %s",
isc_result_totext(bevent->result));
if (bevent->result != ISC_R_SUCCESS) {
@ -76,12 +76,14 @@ byaddr_done(isc_task_t *task, isc_event_t *event)
goto out;
}
for (name = ISC_LIST_HEAD(bevent->names);
name != NULL;
name = ISC_LIST_NEXT(name, link)) {
name = ISC_LIST_HEAD(bevent->names);
while (name != NULL) {
b = client->recv_buffer;
result = dns_name_totext(name, ISC_TRUE, &client->recv_buffer);
DP(50, "***** Found name %.*s",
client->recv_buffer.used - b.used,
(char *)(b.base) + b.used);
if (result != ISC_R_SUCCESS)
goto out;
if (gnba->realname == NULL) {
@ -90,12 +92,14 @@ byaddr_done(isc_task_t *task, isc_event_t *event)
} else {
naliases = gnba->naliases;
if (naliases < LWRES_MAX_ALIASES) {
gnba->aliases[naliases] = (char *)(b.base) + b.used;
gnba->aliaslen[naliases] = client->recv_buffer.used
- b.used;
gnba->aliases[naliases] =
(char *)(b.base) + b.used;
gnba->aliaslen[naliases] =
client->recv_buffer.used - b.used;
gnba->naliases++;
}
}
name = ISC_LIST_NEXT(name, link);
}
dns_byaddr_destroy(&client->byaddr);
@ -110,11 +114,9 @@ byaddr_done(isc_task_t *task, isc_event_t *event)
lwres_buffer_init(&lwb, client->buffer, LWRES_RECVLENGTH);
lwres = lwres_gnbaresponse_render(client->clientmgr->lwctx,
&client->gnba, &client->pkt, &lwb);
gnba, &client->pkt, &lwb);
#if 0
hexdump("Sending to client", b.base, b.used);
#endif
hexdump("Sending to client", lwb.base, lwb.used);
if (lwres != LWRES_R_SUCCESS)
goto out;