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authorStefan Metzmacher <metze@samba.org>2006-07-30 17:45:11 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 14:15:13 -0500
commit67fb28d9a802ffaf95e80703857a46d3b002c797 (patch)
treefc5e2fdf30cec8b4b695c364a08f9f34122867f3 /source4/librpc
parent08282aec603e84220ad9c2396154843118855869 (diff)
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r17322: make better use of the composite api
metze (This used to be commit 5e66bf463b0998b2981380f1250b60b723595ac4)
Diffstat (limited to 'source4/librpc')
-rw-r--r--source4/librpc/rpc/dcerpc_smb.c69
1 files changed, 22 insertions, 47 deletions
diff --git a/source4/librpc/rpc/dcerpc_smb.c b/source4/librpc/rpc/dcerpc_smb.c
index 594feb8d64..1a80de75a8 100644
--- a/source4/librpc/rpc/dcerpc_smb.c
+++ b/source4/librpc/rpc/dcerpc_smb.c
@@ -384,7 +384,6 @@ static NTSTATUS smb_session_key(struct dcerpc_connection *c, DATA_BLOB *session_
struct pipe_open_smb_state {
union smb_open *open;
struct dcerpc_connection *c;
- struct smbcli_request *req;
struct smbcli_tree *tree;
struct composite_context *ctx;
};
@@ -397,21 +396,21 @@ struct composite_context *dcerpc_pipe_open_smb_send(struct dcerpc_connection *c,
{
struct composite_context *ctx;
struct pipe_open_smb_state *state;
+ struct smbcli_request *req;
- ctx = talloc_zero(NULL, struct composite_context);
- if (ctx == NULL) goto failed;
- ctx->state = COMPOSITE_STATE_IN_PROGRESS;
- ctx->event_ctx = talloc_reference(c, c->event_ctx);
+ ctx = composite_create(c, c->event_ctx);
+ if (ctx == NULL) return NULL;
state = talloc(ctx, struct pipe_open_smb_state);
- if (state == NULL) goto failed;
+ if (composite_nomem(state, ctx)) return ctx;
+ ctx->private_data = state;
state->c = c;
state->tree = tree;
state->ctx = ctx;
state->open = talloc(state, union smb_open);
- if (state->open == NULL) goto failed;
+ if (composite_nomem(state->open, ctx)) return ctx;
state->open->ntcreatex.level = RAW_OPEN_NTCREATEX;
state->open->ntcreatex.in.flags = 0;
@@ -441,32 +440,23 @@ struct composite_context *dcerpc_pipe_open_smb_send(struct dcerpc_connection *c,
(pipe_name[0] == '\\') ?
talloc_strdup(state->open, pipe_name) :
talloc_asprintf(state->open, "\\%s", pipe_name);
- if (state->open->ntcreatex.in.fname == NULL) goto failed;
-
- state->req = smb_raw_open_send(tree, state->open);
- if (state->req == NULL) goto failed;
-
- state->req->async.fn = pipe_open_recv;
- state->req->async.private = state;
+ if (composite_nomem(state->open->ntcreatex.in.fname, ctx)) return ctx;
+ req = smb_raw_open_send(tree, state->open);
+ composite_continue_smb(ctx, req, pipe_open_recv, state);
return ctx;
-
- failed:
- talloc_free(ctx);
- return NULL;
}
static void pipe_open_recv(struct smbcli_request *req)
{
- struct pipe_open_smb_state *state =
- talloc_get_type(req->async.private,
- struct pipe_open_smb_state);
+ struct pipe_open_smb_state *state = talloc_get_type(req->async.private,
+ struct pipe_open_smb_state);
struct composite_context *ctx = state->ctx;
struct dcerpc_connection *c = state->c;
struct smb_private *smb;
ctx->status = smb_raw_open_recv(req, state, state->open);
- if (!NT_STATUS_IS_OK(ctx->status)) goto done;
+ if (!composite_is_ok(ctx)) return;
/*
fill in the transport methods
@@ -485,32 +475,16 @@ static void pipe_open_recv(struct smbcli_request *req)
c->security_state.session_key = smb_session_key;
smb = talloc(c, struct smb_private);
- if (smb == NULL) {
- ctx->status = NT_STATUS_NO_MEMORY;
- goto done;
- }
+ if (composite_nomem(smb, ctx)) return;
smb->fnum = state->open->ntcreatex.out.file.fnum;
smb->tree = talloc_reference(smb, state->tree);
- smb->server_name= strupper_talloc(
- smb, state->tree->session->transport->called.name);
- if (smb->server_name == NULL) {
- ctx->status = NT_STATUS_NO_MEMORY;
- goto done;
- }
+ smb->server_name= strupper_talloc(smb,
+ state->tree->session->transport->called.name);
+ if (composite_nomem(smb->server_name, ctx)) return;
c->transport.private = smb;
- ctx->status = NT_STATUS_OK;
- ctx->state = COMPOSITE_STATE_DONE;
-
- done:
- if (!NT_STATUS_IS_OK(ctx->status)) {
- ctx->state = COMPOSITE_STATE_ERROR;
- }
- if ((ctx->state >= COMPOSITE_STATE_DONE) &&
- (ctx->async.fn != NULL)) {
- ctx->async.fn(ctx);
- }
+ composite_done(ctx);
}
NTSTATUS dcerpc_pipe_open_smb_recv(struct composite_context *c)
@@ -534,11 +508,12 @@ NTSTATUS dcerpc_pipe_open_smb(struct dcerpc_connection *c,
*/
struct smbcli_tree *dcerpc_smb_tree(struct dcerpc_connection *c)
{
- struct smb_private *smb = c->transport.private;
+ struct smb_private *smb;
- if (c->transport.transport != NCACN_NP) {
- return NULL;
- }
+ if (c->transport.transport != NCACN_NP) return NULL;
+
+ smb = talloc_get_type(c->transport.private, struct smb_private);
+ if (!smb) return NULL;
return smb->tree;
}