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authorVolker Lendecke <vl@samba.org>2011-07-29 16:37:18 +0200
committerVolker Lendecke <vlendec@samba.org>2011-07-29 17:55:20 +0200
commitfac5c654e2fe17c2c11d150b16088e8a51f6be20 (patch)
tree9e283773c1d7b024bc65fa194c4c8e3e05ac35ea /source3
parent190b5432f0fd55113b26c97aeac97c76b28dbedf (diff)
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s3: Add a fallback for missing open&x support in OS/X Lion
Autobuild-User: Volker Lendecke <vlendec@samba.org> Autobuild-Date: Fri Jul 29 17:55:20 CEST 2011 on sn-devel-104
Diffstat (limited to 'source3')
-rw-r--r--source3/libsmb/clifile.c87
1 files changed, 68 insertions, 19 deletions
diff --git a/source3/libsmb/clifile.c b/source3/libsmb/clifile.c
index 6503e234e5..3590350559 100644
--- a/source3/libsmb/clifile.c
+++ b/source3/libsmb/clifile.c
@@ -2110,12 +2110,19 @@ NTSTATUS cli_nttrans_create(struct cli_state *cli,
****************************************************************************/
struct cli_open_state {
+ struct tevent_context *ev;
+ struct cli_state *cli;
+ const char *fname;
uint16_t vwv[15];
uint16_t fnum;
+ unsigned openfn;
+ unsigned dos_deny;
+ uint8_t additional_flags;
struct iovec bytes;
};
static void cli_open_done(struct tevent_req *subreq);
+static void cli_open_ntcreate_done(struct tevent_req *subreq);
struct tevent_req *cli_open_create(TALLOC_CTX *mem_ctx,
struct event_context *ev,
@@ -2125,64 +2132,61 @@ struct tevent_req *cli_open_create(TALLOC_CTX *mem_ctx,
{
struct tevent_req *req, *subreq;
struct cli_open_state *state;
- unsigned openfn;
- unsigned accessmode;
- uint8_t additional_flags;
uint8_t *bytes;
req = tevent_req_create(mem_ctx, &state, struct cli_open_state);
if (req == NULL) {
return NULL;
}
+ state->ev = ev;
+ state->cli = cli;
+ state->fname = fname;
- openfn = 0;
if (flags & O_CREAT) {
- openfn |= (1<<4);
+ state->openfn |= (1<<4);
}
if (!(flags & O_EXCL)) {
if (flags & O_TRUNC)
- openfn |= (1<<1);
+ state->openfn |= (1<<1);
else
- openfn |= (1<<0);
+ state->openfn |= (1<<0);
}
- accessmode = (share_mode<<4);
+ state->dos_deny = (share_mode<<4);
if ((flags & O_ACCMODE) == O_RDWR) {
- accessmode |= 2;
+ state->dos_deny |= 2;
} else if ((flags & O_ACCMODE) == O_WRONLY) {
- accessmode |= 1;
+ state->dos_deny |= 1;
}
#if defined(O_SYNC)
if ((flags & O_SYNC) == O_SYNC) {
- accessmode |= (1<<14);
+ state->dos_deny |= (1<<14);
}
#endif /* O_SYNC */
if (share_mode == DENY_FCB) {
- accessmode = 0xFF;
+ state->dos_deny = 0xFF;
}
SCVAL(state->vwv + 0, 0, 0xFF);
SCVAL(state->vwv + 0, 1, 0);
SSVAL(state->vwv + 1, 0, 0);
SSVAL(state->vwv + 2, 0, 0); /* no additional info */
- SSVAL(state->vwv + 3, 0, accessmode);
+ SSVAL(state->vwv + 3, 0, state->dos_deny);
SSVAL(state->vwv + 4, 0, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN);
SSVAL(state->vwv + 5, 0, 0);
SIVAL(state->vwv + 6, 0, 0);
- SSVAL(state->vwv + 8, 0, openfn);
+ SSVAL(state->vwv + 8, 0, state->openfn);
SIVAL(state->vwv + 9, 0, 0);
SIVAL(state->vwv + 11, 0, 0);
SIVAL(state->vwv + 13, 0, 0);
- additional_flags = 0;
-
if (cli->use_oplocks) {
/* if using oplocks then ask for a batch oplock via
core and extended methods */
- additional_flags =
+ state->additional_flags =
FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK;
SSVAL(state->vwv+2, 0, SVAL(state->vwv+2, 0) | 6);
}
@@ -2198,7 +2202,8 @@ struct tevent_req *cli_open_create(TALLOC_CTX *mem_ctx,
state->bytes.iov_base = (void *)bytes;
state->bytes.iov_len = talloc_get_size(bytes);
- subreq = cli_smb_req_create(state, ev, cli, SMBopenX, additional_flags,
+ subreq = cli_smb_req_create(state, ev, cli, SMBopenX,
+ state->additional_flags,
15, state->vwv, 1, &state->bytes);
if (subreq == NULL) {
TALLOC_FREE(req);
@@ -2239,14 +2244,58 @@ static void cli_open_done(struct tevent_req *subreq)
uint16_t *vwv;
uint8_t *inbuf;
NTSTATUS status;
+ uint32_t access_mask, share_mode, create_disposition, create_options;
status = cli_smb_recv(subreq, state, &inbuf, 3, &wct, &vwv, NULL,
NULL);
TALLOC_FREE(subreq);
+
+ if (NT_STATUS_IS_OK(status)) {
+ state->fnum = SVAL(vwv+2, 0);
+ tevent_req_done(req);
+ }
+
+ if (!NT_STATUS_EQUAL(status, NT_STATUS_NOT_SUPPORTED)) {
+ tevent_req_nterror(req, status);
+ return;
+ }
+
+ /*
+ * For the new shiny OS/X Lion SMB server, try a ntcreate
+ * fallback.
+ */
+
+ if (!map_open_params_to_ntcreate(state->fname, state->dos_deny,
+ state->openfn, &access_mask,
+ &share_mode, &create_disposition,
+ &create_options, NULL)) {
+ tevent_req_nterror(req, NT_STATUS_NOT_SUPPORTED);
+ return;
+ }
+
+ subreq = cli_ntcreate_send(state, state->ev, state->cli,
+ state->fname, 0, access_mask,
+ 0, share_mode, create_disposition,
+ create_options, 0);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, cli_open_ntcreate_done, req);
+}
+
+static void cli_open_ntcreate_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct cli_open_state *state = tevent_req_data(
+ req, struct cli_open_state);
+ NTSTATUS status;
+
+ status = cli_ntcreate_recv(subreq, &state->fnum);
+ TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
- state->fnum = SVAL(vwv+2, 0);
tevent_req_done(req);
}