Author: tridge
Date: 2004-09-02 12:03:16 +0000 (Thu, 02 Sep 2004)
New Revision: 2185

WebSVN: 
http://websvn.samba.org/websvn/changeset.php?rep=samba&path=/branches/SAMBA_4_0/source&rev=2185&nolog=1

Log:
add a callback function to the dcerpc async API

also add a demonstration of its use in the netlogon async example


Modified:
   branches/SAMBA_4_0/source/librpc/rpc/dcerpc.c
   branches/SAMBA_4_0/source/librpc/rpc/dcerpc.h
   branches/SAMBA_4_0/source/torture/rpc/netlogon.c


Changeset:
Modified: branches/SAMBA_4_0/source/librpc/rpc/dcerpc.c
===================================================================
--- branches/SAMBA_4_0/source/librpc/rpc/dcerpc.c       2004-09-02 12:02:28 UTC (rev 
2184)
+++ branches/SAMBA_4_0/source/librpc/rpc/dcerpc.c       2004-09-02 12:03:16 UTC (rev 
2185)
@@ -631,6 +631,9 @@
                        req->state = RPC_REQUEST_DONE;
                        req->status = status;
                        DLIST_REMOVE(p->pending, req);
+                       if (req->async.callback) {
+                               req->async.callback(req);
+                       }
                }
                return;
        }
@@ -655,6 +658,9 @@
                req->status = status;
                req->state = RPC_REQUEST_DONE;
                DLIST_REMOVE(p->pending, req);
+               if (req->async.callback) {
+                       req->async.callback(req);
+               }
                return;
        }
 
@@ -664,6 +670,9 @@
                req->status = NT_STATUS_NET_WRITE_FAULT;
                req->state = RPC_REQUEST_DONE;
                DLIST_REMOVE(p->pending, req);
+               if (req->async.callback) {
+                       req->async.callback(req);
+               }
                return;
        }
 
@@ -674,6 +683,9 @@
                req->status = NT_STATUS_NET_WRITE_FAULT;
                req->state = RPC_REQUEST_DONE;
                DLIST_REMOVE(p->pending, req);
+               if (req->async.callback) {
+                       req->async.callback(req);
+               }
                return;
        }
 
@@ -686,6 +698,9 @@
                        req->status = NT_STATUS_NO_MEMORY;
                        req->state = RPC_REQUEST_DONE;
                        DLIST_REMOVE(p->pending, req);
+                       if (req->async.callback) {
+                               req->async.callback(req);
+                       }
                        return;
                }
                memcpy(req->payload.data+req->payload.length, 
@@ -707,6 +722,10 @@
        } else {
                req->flags &= ~DCERPC_PULL_BIGENDIAN;
        }
+
+       if (req->async.callback) {
+               req->async.callback(req);
+       }
 }
 
 
@@ -737,6 +756,7 @@
        req->payload = data_blob(NULL, 0);
        req->flags = 0;
        req->fault_code = 0;
+       req->async.callback = NULL;
 
        init_dcerpc_hdr(p, &pkt);
 

Modified: branches/SAMBA_4_0/source/librpc/rpc/dcerpc.h
===================================================================
--- branches/SAMBA_4_0/source/librpc/rpc/dcerpc.h       2004-09-02 12:02:28 UTC (rev 
2184)
+++ branches/SAMBA_4_0/source/librpc/rpc/dcerpc.h       2004-09-02 12:03:16 UTC (rev 
2185)
@@ -166,4 +166,9 @@
                size_t struct_size;
                TALLOC_CTX *mem_ctx;
        } ndr;
+
+       struct {
+               void (*callback)(struct rpc_request *);
+               void *private;
+       } async;
 };

Modified: branches/SAMBA_4_0/source/torture/rpc/netlogon.c
===================================================================
--- branches/SAMBA_4_0/source/torture/rpc/netlogon.c    2004-09-02 12:02:28 UTC (rev 
2184)
+++ branches/SAMBA_4_0/source/torture/rpc/netlogon.c    2004-09-02 12:03:16 UTC (rev 
2185)
@@ -1625,6 +1625,14 @@
 }
 
 
+static void async_callback(struct rpc_request *req)
+{
+       int *counter = req->async.private;
+       if (NT_STATUS_IS_OK(req->status)) {
+               (*counter)++;
+       }
+}
+
 static BOOL test_GetDomainInfo_async(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx)
 {
        NTSTATUS status;
@@ -1636,6 +1644,7 @@
        struct creds_CredentialState creds_async[ASYNC_COUNT];
        struct rpc_request *req[ASYNC_COUNT];
        int i;
+       int async_counter = 0;
 
        if (!test_SetupCredentials3(p, mem_ctx, NETLOGON_NEG_AUTH2_ADS_FLAGS, &creds)) 
{
                return False;
@@ -1670,6 +1679,13 @@
 
                creds_async[i] = creds;
                req[i] = dcerpc_netr_LogonGetDomainInfo_send(p, mem_ctx, &r);
+
+               req[i]->async.callback = async_callback;
+               req[i]->async.private = &async_counter;
+
+               /* even with this flush per request a w2k3 server seems to 
+                  clag with multiple outstanding requests. bleergh. */
+               event_loop_once(dcerpc_event_context(p));
        }
 
        for (i=0;i<ASYNC_COUNT;i++) {
@@ -1677,18 +1693,18 @@
                if (!NT_STATUS_IS_OK(status) || !NT_STATUS_IS_OK(r.out.result)) {
                        printf("netr_LogonGetDomainInfo_async(%d) - %s/%s\n", 
                               i, nt_errstr(status), nt_errstr(r.out.result));
-                       return False;
+                       break;
                }
 
                if (!creds_client_check(&creds_async[i], &a.cred)) {
                        printf("Credential chaining failed at async %d\n", i);
-                       return False;
+                       break;
                }
        }
 
-       printf("Testing netr_LogonGetDomainInfo - async count %d OK\n", ASYNC_COUNT);
+       printf("Testing netr_LogonGetDomainInfo - async count %d OK\n", async_counter);
 
-       return True;
+       return async_counter == ASYNC_COUNT;
 }
 
 

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