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authorJeremy Allison <jra@samba.org>2009-04-28 13:18:51 -0700
committerJeremy Allison <jra@samba.org>2009-04-28 13:18:51 -0700
commit06e404f5743d1ccce0f4c51ca3ef97927f801a42 (patch)
tree6110ac31bde76bc2132208d3ec687a1d03a7abcc /source3/libsmb
parentd47669684dd072b796ebfeb630342456346f449f (diff)
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Convert cli_posix_unlink() and cli_posix_rmdir()
to async. First trans calls I've done. Jeremy.
Diffstat (limited to 'source3/libsmb')
-rw-r--r--source3/libsmb/clifile.c253
1 files changed, 190 insertions, 63 deletions
diff --git a/source3/libsmb/clifile.c b/source3/libsmb/clifile.c
index 40b70a1462..d38b5c5014 100644
--- a/source3/libsmb/clifile.c
+++ b/source3/libsmb/clifile.c
@@ -2,7 +2,7 @@
Unix SMB/CIFS implementation.
client file operations
Copyright (C) Andrew Tridgell 1994-1998
- Copyright (C) Jeremy Allison 2001-2002
+ Copyright (C) Jeremy Allison 2001-2009
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -2276,28 +2276,6 @@ NTSTATUS cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
return status;
}
-#if 0
-bool cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
-{
- memset(cli->outbuf,'\0',smb_size);
- cli_set_message(cli->outbuf,0,0,True);
- SCVAL(cli->outbuf,smb_com,SMBdskattr);
- SSVAL(cli->outbuf,smb_tid,cli->cnum);
- cli_setup_packet(cli);
-
- cli_send_smb(cli);
- if (!cli_receive_smb(cli)) {
- return False;
- }
-
- *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2);
- *total = SVAL(cli->inbuf,smb_vwv0);
- *avail = SVAL(cli->inbuf,smb_vwv3);
-
- return True;
-}
-#endif
-
/****************************************************************************
Create and open a temporary file.
****************************************************************************/
@@ -2812,71 +2790,220 @@ int cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode)
unlink or rmdir - POSIX semantics.
****************************************************************************/
-static bool cli_posix_unlink_internal(struct cli_state *cli, const char *fname, bool is_dir)
+struct unlink_state {
+ int dummy;
+};
+
+static void cli_posix_unlink_internal_done(struct tevent_req *subreq)
{
- unsigned int data_len = 0;
- unsigned int param_len = 0;
- uint16_t setup = TRANSACT2_SETPATHINFO;
- char *param;
- char data[2];
- char *rparam=NULL, *rdata=NULL;
- char *p;
- size_t srclen = 2*(strlen(fname)+1);
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct unlink_state *state = tevent_req_data(req, struct unlink_state);
+ NTSTATUS status;
- param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
- if (!param) {
- return false;
+ status = cli_trans_recv(subreq, state, NULL, NULL, NULL, NULL, NULL, NULL);
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ tevent_req_nterror(req, status);
+ return;
+ }
+ tevent_req_done(req);
+}
+
+static struct tevent_req *cli_posix_unlink_internal_send(TALLOC_CTX *mem_ctx,
+ struct event_context *ev,
+ struct cli_state *cli,
+ const char *fname,
+ bool is_dir)
+{
+ struct tevent_req *req = NULL, *subreq = NULL;
+ struct unlink_state *state = NULL;
+ uint16_t setup;
+ uint8_t *param = NULL;
+ uint8_t data[2];
+
+ req = tevent_req_create(mem_ctx, &state, struct unlink_state);
+ if (req == NULL) {
+ return NULL;
+ }
+
+ /* Setup setup word. */
+ SSVAL(&setup+0, 0, TRANSACT2_SETPATHINFO);
+
+ /* Setup param array. */
+ param = talloc_array(state, uint8_t, 6);
+ if (tevent_req_nomem(data, req)) {
+ return tevent_req_post(req, ev);
}
memset(param, '\0', 6);
- SSVAL(param,0, SMB_POSIX_PATH_UNLINK);
- p = &param[6];
+ SSVAL(param, 0, SMB_POSIX_PATH_UNLINK);
- p += clistr_push(cli, p, fname, srclen, STR_TERMINATE);
- param_len = PTR_DIFF(p, param);
+ param = smb_bytes_push_str(param, cli_ucs2(cli), fname,
+ strlen(fname)+1, NULL);
+
+ if (tevent_req_nomem(param, req)) {
+ return tevent_req_post(req, ev);
+ }
+ /* Setup data word. */
SSVAL(data, 0, is_dir ? SMB_POSIX_UNLINK_DIRECTORY_TARGET :
SMB_POSIX_UNLINK_FILE_TARGET);
- data_len = 2;
- if (!cli_send_trans(cli, SMBtrans2,
- NULL, /* name */
- -1, 0, /* fid, flags */
- &setup, 1, 0, /* setup, length, max */
- param, param_len, 2, /* param, length, max */
- (char *)&data, data_len, cli->max_xmit /* data, length, max */
- )) {
- SAFE_FREE(param);
- return False;
- }
+ subreq = cli_trans_send(state, /* mem ctx. */
+ ev, /* event ctx. */
+ cli, /* cli_state. */
+ SMBtrans2, /* cmd. */
+ NULL, /* pipe name. */
+ -1, /* fid. */
+ 0, /* function. */
+ 0, /* flags. */
+ &setup, /* setup. */
+ 2, /* num setup. */
+ 0, /* max setup. */
+ param, /* param. */
+ talloc_get_size(param), /* num param. */
+ 0, /* max param. */
+ data, /* data. */
+ 2, /* num data. */
+ 0); /* max data. */
- SAFE_FREE(param);
-
- if (!cli_receive_trans(cli, SMBtrans2,
- &rparam, &param_len,
- &rdata, &data_len)) {
- return False;
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
}
+ tevent_req_set_callback(subreq, cli_posix_unlink_internal_done, req);
+ return req;
+}
- SAFE_FREE(rdata);
- SAFE_FREE(rparam);
+struct tevent_req *cli_posix_unlink_send(TALLOC_CTX *mem_ctx,
+ struct event_context *ev,
+ struct cli_state *cli,
+ const char *fname)
+{
+ return cli_posix_unlink_internal_send(mem_ctx, ev, cli, fname, false);
+}
- return True;
+NTSTATUS cli_posix_unlink_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx)
+{
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ return status;
+ }
+ return NT_STATUS_OK;
}
/****************************************************************************
unlink - POSIX semantics.
****************************************************************************/
-bool cli_posix_unlink(struct cli_state *cli, const char *fname)
+NTSTATUS cli_posix_unlink(struct cli_state *cli, const char *fname)
{
- return cli_posix_unlink_internal(cli, fname, False);
+ TALLOC_CTX *frame = talloc_stackframe();
+ struct event_context *ev = NULL;
+ struct tevent_req *req = NULL;
+ NTSTATUS status = NT_STATUS_OK;
+
+ if (cli_has_async_calls(cli)) {
+ /*
+ * Can't use sync call while an async call is in flight
+ */
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+
+ ev = event_context_init(frame);
+ if (ev == NULL) {
+ status = NT_STATUS_NO_MEMORY;
+ goto fail;
+ }
+
+ req = cli_posix_unlink_send(frame,
+ ev,
+ cli,
+ fname);
+ if (req == NULL) {
+ status = NT_STATUS_NO_MEMORY;
+ goto fail;
+ }
+
+ if (!tevent_req_poll(req, ev)) {
+ status = map_nt_error_from_unix(errno);
+ goto fail;
+ }
+
+ status = cli_posix_unlink_recv(req, frame);
+
+ fail:
+ TALLOC_FREE(frame);
+ if (!NT_STATUS_IS_OK(status)) {
+ cli_set_error(cli, status);
+ }
+ return status;
}
/****************************************************************************
rmdir - POSIX semantics.
****************************************************************************/
-int cli_posix_rmdir(struct cli_state *cli, const char *fname)
+struct tevent_req *cli_posix_rmdir_send(TALLOC_CTX *mem_ctx,
+ struct event_context *ev,
+ struct cli_state *cli,
+ const char *fname)
+{
+ return cli_posix_unlink_internal_send(mem_ctx, ev, cli, fname, true);
+}
+
+NTSTATUS cli_posix_rmdir_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx)
{
- return cli_posix_unlink_internal(cli, fname, True);
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ return status;
+ }
+ return NT_STATUS_OK;
+}
+
+NTSTATUS cli_posix_rmdir(struct cli_state *cli, const char *fname)
+{
+ TALLOC_CTX *frame = talloc_stackframe();
+ struct event_context *ev = NULL;
+ struct tevent_req *req = NULL;
+ NTSTATUS status = NT_STATUS_OK;
+
+ if (cli_has_async_calls(cli)) {
+ /*
+ * Can't use sync call while an async call is in flight
+ */
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+
+ ev = event_context_init(frame);
+ if (ev == NULL) {
+ status = NT_STATUS_NO_MEMORY;
+ goto fail;
+ }
+
+ req = cli_posix_rmdir_send(frame,
+ ev,
+ cli,
+ fname);
+ if (req == NULL) {
+ status = NT_STATUS_NO_MEMORY;
+ goto fail;
+ }
+
+ if (!tevent_req_poll(req, ev)) {
+ status = map_nt_error_from_unix(errno);
+ goto fail;
+ }
+
+ status = cli_posix_rmdir_recv(req, frame);
+
+ fail:
+ TALLOC_FREE(frame);
+ if (!NT_STATUS_IS_OK(status)) {
+ cli_set_error(cli, status);
+ }
+ return status;
}