[SCM] Samba Shared Repository - branch master updated -
116fbd6b5a82a2e9f2440aae4ad56cf8a457c85b
Stefan Metzmacher
metze at samba.org
Wed Dec 17 19:42:48 GMT 2008
The branch, master has been updated
via 116fbd6b5a82a2e9f2440aae4ad56cf8a457c85b (commit)
via 7d0e78a52cfed797100696725611655227cf01ac (commit)
via 937fdb8a7e348103708adbdafcff28b05cc1fda3 (commit)
from c8565c0e7acc6febf1b4015bde6baa1c5b7adddc (commit)
http://gitweb.samba.org/?p=samba.git;a=shortlog;h=master
- Log -----------------------------------------------------------------
commit 116fbd6b5a82a2e9f2440aae4ad56cf8a457c85b
Author: Stefan Metzmacher <metze at samba.org>
Date: Wed Dec 17 17:25:40 2008 +0100
s4:libcli/resolve: specify the port for the resulting socket_addresses
metze
commit 7d0e78a52cfed797100696725611655227cf01ac
Author: Stefan Metzmacher <metze at samba.org>
Date: Sat Dec 13 20:50:36 2008 +0100
s4:libcli/resolve: optionally return the name that belongs to the returned address
E.g. this helps for DNS CNAME and SRV results.
metze
commit 937fdb8a7e348103708adbdafcff28b05cc1fda3
Author: Stefan Metzmacher <metze at samba.org>
Date: Sat Dec 13 11:03:52 2008 +0100
s4:libcli/resolve: pass down flags to the resolver backends
metze
-----------------------------------------------------------------------
Summary of changes:
source4/libcli/resolve/bcast.c | 12 ++++--
source4/libcli/resolve/dns_ex.c | 65 +++++++++++++++++++++++++++++-------
source4/libcli/resolve/host.c | 12 ++++---
source4/libcli/resolve/nbtlist.c | 23 +++++++++++-
source4/libcli/resolve/resolve.c | 31 ++++++++++++++---
source4/libcli/resolve/resolve.h | 5 ++-
source4/libcli/resolve/testsuite.c | 4 +-
source4/libcli/resolve/wins.c | 12 +++++--
8 files changed, 130 insertions(+), 34 deletions(-)
Changeset truncated at 500 lines:
diff --git a/source4/libcli/resolve/bcast.c b/source4/libcli/resolve/bcast.c
index a572e87..866ce7a 100644
--- a/source4/libcli/resolve/bcast.c
+++ b/source4/libcli/resolve/bcast.c
@@ -37,7 +37,8 @@ struct resolve_bcast_data {
*/
struct composite_context *resolve_name_bcast_send(TALLOC_CTX *mem_ctx,
struct event_context *event_ctx,
- void *userdata,
+ void *userdata, uint32_t flags,
+ uint16_t port,
struct nbt_name *name)
{
int num_interfaces;
@@ -63,7 +64,9 @@ struct composite_context *resolve_name_bcast_send(TALLOC_CTX *mem_ctx,
}
address_list[count] = NULL;
- c = resolve_name_nbtlist_send(mem_ctx, event_ctx, name, address_list, data->ifaces, data->nbt_port, data->nbt_timeout, true, false);
+ c = resolve_name_nbtlist_send(mem_ctx, event_ctx, flags, port, name,
+ address_list, data->ifaces, data->nbt_port,
+ data->nbt_timeout, true, false);
talloc_free(address_list);
return c;
@@ -74,9 +77,10 @@ struct composite_context *resolve_name_bcast_send(TALLOC_CTX *mem_ctx,
*/
NTSTATUS resolve_name_bcast_recv(struct composite_context *c,
TALLOC_CTX *mem_ctx,
- struct socket_address ***addrs)
+ struct socket_address ***addrs,
+ char ***names)
{
- NTSTATUS status = resolve_name_nbtlist_recv(c, mem_ctx, addrs);
+ NTSTATUS status = resolve_name_nbtlist_recv(c, mem_ctx, addrs, names);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
/* this makes much more sense for a bcast name resolution
timeout */
diff --git a/source4/libcli/resolve/dns_ex.c b/source4/libcli/resolve/dns_ex.c
index 4bcf50a..5f08201 100644
--- a/source4/libcli/resolve/dns_ex.c
+++ b/source4/libcli/resolve/dns_ex.c
@@ -43,8 +43,11 @@ struct dns_ex_state {
bool do_getaddrinfo;
bool do_fallback;
bool do_srv;
+ uint32_t flags;
+ uint16_t port;
struct nbt_name name;
struct socket_address **addrs;
+ char **names;
pid_t child;
int child_fd;
struct fd_event *fde;
@@ -230,10 +233,11 @@ static void run_child_dns_lookup(struct dns_ex_state *state, int fd)
if (!addrs_rr[i]) {
continue;
}
- addrs = talloc_asprintf_append_buffer(addrs, "%s%s:%u",
+ addrs = talloc_asprintf_append_buffer(addrs, "%s%s:%u/%s",
first?"":",",
inet_ntoa(*addrs_rr[i]->u.a),
- srv_rr[i]?srv_rr[i]->u.srv->port:0);
+ state->port,
+ addrs_rr[i]->domain);
if (!addrs) {
goto done;
}
@@ -288,10 +292,11 @@ static void run_child_getaddrinfo(struct dns_ex_state *state, int fd)
}
in = (struct sockaddr_in *)res->ai_addr;
- addrs = talloc_asprintf_append_buffer(addrs, "%s%s:%u",
+ addrs = talloc_asprintf_append_buffer(addrs, "%s%s:%u/%s",
first?"":",",
inet_ntoa(in->sin_addr),
- 0);
+ state->port,
+ state->name.name);
if (!addrs) {
goto done;
}
@@ -317,21 +322,31 @@ static void pipe_handler(struct event_context *ev, struct fd_event *fde,
struct composite_context *c = talloc_get_type(private_data, struct composite_context);
struct dns_ex_state *state = talloc_get_type(c->private_data,
struct dns_ex_state);
- char address[2048];
+ char *address;
uint32_t num_addrs, i;
char **addrs;
int ret;
int status;
+ int value = 0;
/* if we get any event from the child then we know that we
won't need to kill it off */
talloc_set_destructor(state, NULL);
- /* yes, we don't care about EAGAIN or other niceities
- here. They just can't happen with this parent/child
- relationship, and even if they did then giving an error is
- the right thing to do */
- ret = read(state->child_fd, address, sizeof(address)-1);
+ if (ioctl(state->child_fd, FIONREAD, &value) != 0) {
+ value = 8192;
+ }
+
+ address = talloc_array(state, char, value+1);
+ if (address) {
+ /* yes, we don't care about EAGAIN or other niceities
+ here. They just can't happen with this parent/child
+ relationship, and even if they did then giving an error is
+ the right thing to do */
+ ret = read(state->child_fd, address, value);
+ } else {
+ ret = -1;
+ }
close(state->child_fd);
if (waitpid(state->child, &status, WNOHANG) == 0) {
kill(state->child, SIGKILL);
@@ -355,9 +370,13 @@ static void pipe_handler(struct event_context *ev, struct fd_event *fde,
num_addrs+1);
if (composite_nomem(state->addrs, c)) return;
+ state->names = talloc_array(state, char *, num_addrs+1);
+ if (composite_nomem(state->names, c)) return;
+
for (i=0; i < num_addrs; i++) {
uint32_t port = 0;
char *p = strrchr(addrs[i], ':');
+ char *n;
if (!p) {
composite_error(c, NT_STATUS_OBJECT_NAME_NOT_FOUND);
@@ -367,6 +386,15 @@ static void pipe_handler(struct event_context *ev, struct fd_event *fde,
*p = '\0';
p++;
+ n = strrchr(p, '/');
+ if (!n) {
+ composite_error(c, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+ return;
+ }
+
+ *n = '\0';
+ n++;
+
if (strcmp(addrs[i], "0.0.0.0") == 0 ||
inet_addr(addrs[i]) == INADDR_NONE) {
composite_error(c, NT_STATUS_OBJECT_NAME_NOT_FOUND);
@@ -374,15 +402,20 @@ static void pipe_handler(struct event_context *ev, struct fd_event *fde,
}
port = strtoul(p, NULL, 10);
if (port > UINT16_MAX) {
- port = 0;
+ composite_error(c, NT_STATUS_OBJECT_NAME_NOT_FOUND);
+ return;
}
state->addrs[i] = socket_address_from_strings(state->addrs,
"ipv4",
addrs[i],
port);
if (composite_nomem(state->addrs[i], c)) return;
+
+ state->names[i] = talloc_strdup(state->names, n);
+ if (composite_nomem(state->names[i], c)) return;
}
state->addrs[i] = NULL;
+ state->names[i] = NULL;
composite_done(c);
}
@@ -393,6 +426,8 @@ static void pipe_handler(struct event_context *ev, struct fd_event *fde,
struct composite_context *resolve_name_dns_ex_send(TALLOC_CTX *mem_ctx,
struct event_context *event_ctx,
void *privdata,
+ uint32_t flags,
+ uint16_t port,
struct nbt_name *name,
bool do_getaddrinfo,
bool do_fallback,
@@ -425,6 +460,8 @@ struct composite_context *resolve_name_dns_ex_send(TALLOC_CTX *mem_ctx,
state->do_getaddrinfo = do_getaddrinfo;
state->do_fallback = do_fallback;
state->do_srv = do_srv;
+ state->flags = flags;
+ state->port = port;
state->child_fd = fd[0];
state->event_ctx = c->event_ctx;
@@ -467,7 +504,8 @@ struct composite_context *resolve_name_dns_ex_send(TALLOC_CTX *mem_ctx,
*/
NTSTATUS resolve_name_dns_ex_recv(struct composite_context *c,
TALLOC_CTX *mem_ctx,
- struct socket_address ***addrs)
+ struct socket_address ***addrs,
+ char ***names)
{
NTSTATUS status;
@@ -477,6 +515,9 @@ NTSTATUS resolve_name_dns_ex_recv(struct composite_context *c,
struct dns_ex_state *state = talloc_get_type(c->private_data,
struct dns_ex_state);
*addrs = talloc_steal(mem_ctx, state->addrs);
+ if (names) {
+ *names = talloc_steal(mem_ctx, state->names);
+ }
}
talloc_free(c);
diff --git a/source4/libcli/resolve/host.c b/source4/libcli/resolve/host.c
index 2facb54..908d173 100644
--- a/source4/libcli/resolve/host.c
+++ b/source4/libcli/resolve/host.c
@@ -34,11 +34,12 @@
*/
struct composite_context *resolve_name_host_send(TALLOC_CTX *mem_ctx,
struct event_context *event_ctx,
- void *privdata,
+ void *privdata, uint32_t flags,
+ uint16_t port,
struct nbt_name *name)
{
- return resolve_name_dns_ex_send(mem_ctx, event_ctx, NULL,
- name, true, true, false);
+ return resolve_name_dns_ex_send(mem_ctx, event_ctx, NULL, flags,
+ port, name, true, true, false);
}
/*
@@ -46,9 +47,10 @@ struct composite_context *resolve_name_host_send(TALLOC_CTX *mem_ctx,
*/
NTSTATUS resolve_name_host_recv(struct composite_context *c,
TALLOC_CTX *mem_ctx,
- struct socket_address ***addrs)
+ struct socket_address ***addrs,
+ char ***names)
{
- return resolve_name_dns_ex_recv(c, mem_ctx, addrs);
+ return resolve_name_dns_ex_recv(c, mem_ctx, addrs, names);
}
bool resolve_context_add_host_method(struct resolve_context *ctx)
diff --git a/source4/libcli/resolve/nbtlist.c b/source4/libcli/resolve/nbtlist.c
index 76721e2..2c128e2 100644
--- a/source4/libcli/resolve/nbtlist.c
+++ b/source4/libcli/resolve/nbtlist.c
@@ -34,12 +34,15 @@
#include "libcli/resolve/resolve.h"
struct nbtlist_state {
+ uint16_t flags;
+ uint16_t port;
struct nbt_name name;
struct nbt_name_socket *nbtsock;
int num_queries;
struct nbt_name_request **queries;
struct nbt_name_query *io_queries;
struct socket_address **addrs;
+ char **names;
struct interface *ifaces;
};
@@ -81,14 +84,21 @@ static void nbtlist_handler(struct nbt_name_request *req)
q->out.num_addrs + 1);
if (composite_nomem(state->addrs, c)) return;
+ state->names = talloc_array(state, char *, q->out.num_addrs + 1);
+ if (composite_nomem(state->names, c)) return;
+
for (i=0;i<q->out.num_addrs;i++) {
state->addrs[i] = socket_address_from_strings(state->addrs,
"ipv4",
q->out.reply_addrs[i],
- 0);
+ state->port);
if (composite_nomem(state->addrs[i], c)) return;
+
+ state->names[i] = talloc_strdup(state->names, state->name.name);
+ if (composite_nomem(state->names[i], c)) return;
}
state->addrs[i] = NULL;
+ state->names[i] = NULL;
composite_done(c);
}
@@ -98,6 +108,8 @@ static void nbtlist_handler(struct nbt_name_request *req)
*/
struct composite_context *resolve_name_nbtlist_send(TALLOC_CTX *mem_ctx,
struct event_context *event_ctx,
+ uint32_t flags,
+ uint16_t port,
struct nbt_name *name,
const char **address_list,
struct interface *ifaces,
@@ -119,6 +131,9 @@ struct composite_context *resolve_name_nbtlist_send(TALLOC_CTX *mem_ctx,
if (composite_nomem(state, c)) return c;
c->private_data = state;
+ state->flags = flags;
+ state->port = port;
+
c->status = nbt_name_dup(state, name, &state->name);
if (!composite_is_ok(c)) return c;
@@ -180,7 +195,8 @@ struct composite_context *resolve_name_nbtlist_send(TALLOC_CTX *mem_ctx,
*/
NTSTATUS resolve_name_nbtlist_recv(struct composite_context *c,
TALLOC_CTX *mem_ctx,
- struct socket_address ***addrs)
+ struct socket_address ***addrs,
+ char ***names)
{
NTSTATUS status;
@@ -189,6 +205,9 @@ NTSTATUS resolve_name_nbtlist_recv(struct composite_context *c,
if (NT_STATUS_IS_OK(status)) {
struct nbtlist_state *state = talloc_get_type(c->private_data, struct nbtlist_state);
*addrs = talloc_steal(mem_ctx, state->addrs);
+ if (names) {
+ *names = talloc_steal(mem_ctx, state->names);
+ }
}
talloc_free(c);
diff --git a/source4/libcli/resolve/resolve.c b/source4/libcli/resolve/resolve.c
index 68b8065..752678a 100644
--- a/source4/libcli/resolve/resolve.c
+++ b/source4/libcli/resolve/resolve.c
@@ -31,9 +31,12 @@
struct resolve_state {
struct resolve_context *ctx;
struct resolve_method *method;
+ uint32_t flags;
+ uint16_t port;
struct nbt_name name;
struct composite_context *creq;
struct socket_address **addrs;
+ char **names;
};
static struct composite_context *setup_next_method(struct composite_context *c);
@@ -83,7 +86,7 @@ static void resolve_handler(struct composite_context *creq)
struct resolve_state *state = talloc_get_type(c->private_data, struct resolve_state);
const struct resolve_method *method = state->method;
- c->status = method->recv_fn(creq, state, &state->addrs);
+ c->status = method->recv_fn(creq, state, &state->addrs, &state->names);
if (!NT_STATUS_IS_OK(c->status)) {
state->method = state->method->next;
@@ -111,7 +114,11 @@ static struct composite_context *setup_next_method(struct composite_context *c)
do {
if (state->method) {
- creq = state->method->send_fn(c, c->event_ctx, state->method->privdata, &state->name);
+ creq = state->method->send_fn(c, c->event_ctx,
+ state->method->privdata,
+ state->flags,
+ state->port,
+ &state->name);
}
if (creq == NULL && state->method) state->method = state->method->next;
@@ -129,6 +136,8 @@ static struct composite_context *setup_next_method(struct composite_context *c)
general name resolution - async send
*/
struct composite_context *resolve_name_all_send(struct resolve_context *ctx,
+ uint32_t flags,
+ uint16_t port,
struct nbt_name *name,
struct event_context *event_ctx)
{
@@ -148,6 +157,9 @@ struct composite_context *resolve_name_all_send(struct resolve_context *ctx,
if (composite_nomem(state, c)) return c;
c->private_data = state;
+ state->flags = flags;
+ state->port = port;
+
c->status = nbt_name_dup(state, name, &state->name);
if (!composite_is_ok(c)) return c;
@@ -164,6 +176,11 @@ struct composite_context *resolve_name_all_send(struct resolve_context *ctx,
inet_ntoa(ip), 0);
if (composite_nomem(state->addrs[0], c)) return c;
state->addrs[1] = NULL;
+ state->names = talloc_array(state, char *, 2);
+ if (composite_nomem(state->names, c)) return c;
+ state->names[0] = talloc_strdup(state->names, state->name.name);
+ if (composite_nomem(state->names[0], c)) return c;
+ state->names[1] = NULL;
composite_done(c);
return c;
}
@@ -184,7 +201,8 @@ struct composite_context *resolve_name_all_send(struct resolve_context *ctx,
*/
NTSTATUS resolve_name_all_recv(struct composite_context *c,
TALLOC_CTX *mem_ctx,
- struct socket_address ***addrs)
+ struct socket_address ***addrs,
+ char ***names)
{
NTSTATUS status;
@@ -193,6 +211,9 @@ NTSTATUS resolve_name_all_recv(struct composite_context *c,
if (NT_STATUS_IS_OK(status)) {
struct resolve_state *state = talloc_get_type(c->private_data, struct resolve_state);
*addrs = talloc_steal(mem_ctx, state->addrs);
+ if (names) {
+ *names = talloc_steal(mem_ctx, state->names);
+ }
}
talloc_free(c);
@@ -203,7 +224,7 @@ struct composite_context *resolve_name_send(struct resolve_context *ctx,
struct nbt_name *name,
struct event_context *event_ctx)
{
- return resolve_name_all_send(ctx, name, event_ctx);
+ return resolve_name_all_send(ctx, 0, 0, name, event_ctx);
}
NTSTATUS resolve_name_recv(struct composite_context *c,
@@ -213,7 +234,7 @@ NTSTATUS resolve_name_recv(struct composite_context *c,
NTSTATUS status;
struct socket_address **addrs = NULL;
- status = resolve_name_all_recv(c, mem_ctx, &addrs);
+ status = resolve_name_all_recv(c, mem_ctx, &addrs, NULL);
if (NT_STATUS_IS_OK(status)) {
*reply_addr = talloc_steal(mem_ctx, addrs[0]->addr);
diff --git a/source4/libcli/resolve/resolve.h b/source4/libcli/resolve/resolve.h
index f83db3f..072a8a1 100644
--- a/source4/libcli/resolve/resolve.h
+++ b/source4/libcli/resolve/resolve.h
@@ -29,10 +29,13 @@ struct event_context;
typedef struct composite_context *(*resolve_name_send_fn)(TALLOC_CTX *mem_ctx,
struct event_context *,
void *privdata,
+ uint32_t flags,
+ uint16_t port,
struct nbt_name *);
typedef NTSTATUS (*resolve_name_recv_fn)(struct composite_context *creq,
TALLOC_CTX *mem_ctx,
- struct socket_address ***addrs);
+ struct socket_address ***addrs,
+ char ***names);
#include "libcli/resolve/proto.h"
struct interface;
#include "libcli/resolve/lp_proto.h"
diff --git a/source4/libcli/resolve/testsuite.c b/source4/libcli/resolve/testsuite.c
index 34de115..f1d1fbc 100644
--- a/source4/libcli/resolve/testsuite.c
+++ b/source4/libcli/resolve/testsuite.c
@@ -44,9 +44,9 @@ static bool test_async_resolve(struct torture_context *tctx)
host, timelimit);
while (timeval_elapsed(&tv) < timelimit) {
struct socket_address **s;
- struct composite_context *c = resolve_name_host_send(mem_ctx, ev, NULL, &n);
+ struct composite_context *c = resolve_name_host_send(mem_ctx, ev, NULL, 0, 0, &n);
torture_assert(tctx, c != NULL, "resolve_name_host_send");
- torture_assert_ntstatus_ok(tctx, resolve_name_host_recv(c, mem_ctx, &s),
+ torture_assert_ntstatus_ok(tctx, resolve_name_host_recv(c, mem_ctx, &s, NULL),
"async resolve failed");
count++;
}
diff --git a/source4/libcli/resolve/wins.c b/source4/libcli/resolve/wins.c
index ba25b6c..1940688 100644
--- a/source4/libcli/resolve/wins.c
+++ b/source4/libcli/resolve/wins.c
@@ -40,11 +40,16 @@ struct composite_context *resolve_name_wins_send(
TALLOC_CTX *mem_ctx,
struct event_context *event_ctx,
void *userdata,
+ uint32_t flags,
+ uint16_t port,
struct nbt_name *name)
{
struct resolve_wins_data *wins_data = talloc_get_type(userdata, struct resolve_wins_data);
if (wins_data->address_list == NULL) return NULL;
- return resolve_name_nbtlist_send(mem_ctx, event_ctx, name, wins_data->address_list, wins_data->ifaces, wins_data->nbt_port, wins_data->nbt_timeout, false, true);
+ return resolve_name_nbtlist_send(mem_ctx, event_ctx, flags, port, name,
+ wins_data->address_list, wins_data->ifaces,
+ wins_data->nbt_port, wins_data->nbt_timeout,
+ false, true);
}
/*
@@ -52,9 +57,10 @@ struct composite_context *resolve_name_wins_send(
*/
NTSTATUS resolve_name_wins_recv(struct composite_context *c,
TALLOC_CTX *mem_ctx,
- struct socket_address ***addrs)
+ struct socket_address ***addrs,
+ char ***names)
{
- return resolve_name_nbtlist_recv(c, mem_ctx, addrs);
+ return resolve_name_nbtlist_recv(c, mem_ctx, addrs, names);
--
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