diff options
Diffstat (limited to 'source4/librpc/rpc')
-rw-r--r-- | source4/librpc/rpc/dcerpc.c | 72 | ||||
-rw-r--r-- | source4/librpc/rpc/dcerpc.h | 7 |
2 files changed, 33 insertions, 46 deletions
diff --git a/source4/librpc/rpc/dcerpc.c b/source4/librpc/rpc/dcerpc.c index 2ff3d23335..3cd069c794 100644 --- a/source4/librpc/rpc/dcerpc.c +++ b/source4/librpc/rpc/dcerpc.c @@ -1156,38 +1156,21 @@ static NTSTATUS dcerpc_ndr_validate_out(struct dcerpc_pipe *p, /* send a rpc request given a dcerpc_call structure */ -struct rpc_request *dcerpc_ndr_request_table_send(struct dcerpc_pipe *p, +struct rpc_request *dcerpc_ndr_request_send(struct dcerpc_pipe *p, const struct GUID *object, const struct dcerpc_interface_table *table, uint32_t opnum, TALLOC_CTX *mem_ctx, void *r) { - const struct dcerpc_interface_call *call = &table->calls[opnum]; - - return dcerpc_ndr_request_send(p, object, opnum, mem_ctx, call->ndr_push, call->ndr_pull, r, call->struct_size); -} - - -/* - send a rpc request with a given set of ndr helper functions - - call dcerpc_ndr_request_recv() to receive the answer -*/ -struct rpc_request *dcerpc_ndr_request_send(struct dcerpc_pipe *p, - const struct GUID *object, - uint32_t opnum, - TALLOC_CTX *mem_ctx, - NTSTATUS (*ndr_push)(struct ndr_push *, int, void *), - NTSTATUS (*ndr_pull)(struct ndr_pull *, int, void *), - void *struct_ptr, - size_t struct_size) -{ + const struct dcerpc_interface_call *call; struct ndr_push *push; NTSTATUS status; DATA_BLOB request; struct rpc_request *req; + call = &table->calls[opnum]; + /* setup for a ndr_push_* call */ push = ndr_push_init(); if (!push) { @@ -1199,7 +1182,7 @@ struct rpc_request *dcerpc_ndr_request_send(struct dcerpc_pipe *p, } /* push the structure into a blob */ - status = ndr_push(push, NDR_IN, struct_ptr); + status = call->ndr_push(push, NDR_IN, r); if (!NT_STATUS_IS_OK(status)) { DEBUG(2,("Unable to ndr_push structure in dcerpc_ndr_request_send - %s\n", nt_errstr(status))); @@ -1211,8 +1194,8 @@ struct rpc_request *dcerpc_ndr_request_send(struct dcerpc_pipe *p, request = ndr_push_blob(push); if (p->flags & DCERPC_DEBUG_VALIDATE_IN) { - status = dcerpc_ndr_validate_in(p, mem_ctx, request, struct_size, - ndr_push, ndr_pull); + status = dcerpc_ndr_validate_in(p, mem_ctx, request, call->struct_size, + call->ndr_push, call->ndr_pull); if (!NT_STATUS_IS_OK(status)) { DEBUG(2,("Validation failed in dcerpc_ndr_request_send - %s\n", nt_errstr(status))); @@ -1228,10 +1211,9 @@ struct rpc_request *dcerpc_ndr_request_send(struct dcerpc_pipe *p, req = dcerpc_request_send(p, object, opnum, mem_ctx, &request); if (req != NULL) { - req->ndr.ndr_push = ndr_push; - req->ndr.ndr_pull = ndr_pull; - req->ndr.struct_ptr = struct_ptr; - req->ndr.struct_size = struct_size; + req->ndr.table = table; + req->ndr.opnum = opnum; + req->ndr.struct_ptr = r; req->ndr.mem_ctx = mem_ctx; } @@ -1249,14 +1231,18 @@ NTSTATUS dcerpc_ndr_request_recv(struct rpc_request *req) NTSTATUS status; DATA_BLOB response; struct ndr_pull *pull; - struct rpc_request_ndr ndr = req->ndr; uint_t flags; + TALLOC_CTX *mem_ctx = req->ndr.mem_ctx; + void *r = req->ndr.struct_ptr; + uint32_t opnum = req->ndr.opnum; + const struct dcerpc_interface_table *table = req->ndr.table; + const struct dcerpc_interface_call *call = &table->calls[opnum]; /* make sure the recv code doesn't free the request, as we need to grab the flags element before it is freed */ talloc_increase_ref_count(req); - status = dcerpc_request_recv(req, ndr.mem_ctx, &response); + status = dcerpc_request_recv(req, mem_ctx, &response); if (!NT_STATUS_IS_OK(status)) { return status; } @@ -1265,7 +1251,7 @@ NTSTATUS dcerpc_ndr_request_recv(struct rpc_request *req) talloc_free(req); /* prepare for ndr_pull_* */ - pull = ndr_pull_init_flags(p, &response, ndr.mem_ctx); + pull = ndr_pull_init_flags(p, &response, mem_ctx); if (!pull) { return NT_STATUS_NO_MEMORY; } @@ -1278,15 +1264,19 @@ NTSTATUS dcerpc_ndr_request_recv(struct rpc_request *req) dump_data(10, pull->data, pull->data_size); /* pull the structure from the blob */ - status = ndr.ndr_pull(pull, NDR_OUT, ndr.struct_ptr); + status = call->ndr_pull(pull, NDR_OUT, r); if (!NT_STATUS_IS_OK(status)) { + dcerpc_log_packet(table, opnum, NDR_OUT, + &response); return status; } if (p->flags & DCERPC_DEBUG_VALIDATE_OUT) { - status = dcerpc_ndr_validate_out(p, ndr.mem_ctx, ndr.struct_ptr, ndr.struct_size, - ndr.ndr_push, ndr.ndr_pull); + status = dcerpc_ndr_validate_out(p, mem_ctx, r, call->struct_size, + call->ndr_push, call->ndr_pull); if (!NT_STATUS_IS_OK(status)) { + dcerpc_log_packet(table, opnum, NDR_OUT, + &response); return status; } } @@ -1312,17 +1302,15 @@ NTSTATUS dcerpc_ndr_request_recv(struct rpc_request *req) standard format */ NTSTATUS dcerpc_ndr_request(struct dcerpc_pipe *p, - struct GUID *object, - uint32_t opnum, - TALLOC_CTX *mem_ctx, - NTSTATUS (*ndr_push)(struct ndr_push *, int, void *), - NTSTATUS (*ndr_pull)(struct ndr_pull *, int, void *), - void *struct_ptr, - size_t struct_size) + const struct GUID *object, + const struct dcerpc_interface_table *table, + uint32_t opnum, + TALLOC_CTX *mem_ctx, + void *r) { struct rpc_request *req; - req = dcerpc_ndr_request_send(p, object, opnum, mem_ctx, ndr_push, ndr_pull, struct_ptr, struct_size); + req = dcerpc_ndr_request_send(p, object, table, opnum, mem_ctx, r); if (req == NULL) { return NT_STATUS_NO_MEMORY; } diff --git a/source4/librpc/rpc/dcerpc.h b/source4/librpc/rpc/dcerpc.h index 47f13e643d..1b2feeadb2 100644 --- a/source4/librpc/rpc/dcerpc.h +++ b/source4/librpc/rpc/dcerpc.h @@ -181,11 +181,10 @@ struct rpc_request { uint32_t fault_code; /* use by the ndr level async recv call */ - struct rpc_request_ndr { - NTSTATUS (*ndr_push)(struct ndr_push *, int, void *); - NTSTATUS (*ndr_pull)(struct ndr_pull *, int, void *); + struct { + const struct dcerpc_interface_table *table; + uint32_t opnum; void *struct_ptr; - size_t struct_size; TALLOC_CTX *mem_ctx; } ndr; |