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Diffstat (limited to 'source4/rpc_server/dcerpc_server.c')
-rw-r--r--source4/rpc_server/dcerpc_server.c172
1 files changed, 1 insertions, 171 deletions
diff --git a/source4/rpc_server/dcerpc_server.c b/source4/rpc_server/dcerpc_server.c
index dc3b9bcfd6..1741b59929 100644
--- a/source4/rpc_server/dcerpc_server.c
+++ b/source4/rpc_server/dcerpc_server.c
@@ -26,6 +26,7 @@
#include "../lib/util/dlinklist.h"
#include "rpc_server/dcerpc_server.h"
#include "rpc_server/dcerpc_server_proto.h"
+#include "rpc_server/common/proto.h"
#include "librpc/rpc/dcerpc_proto.h"
#include "system/filesys.h"
#include "libcli/security/security.h"
@@ -338,12 +339,6 @@ NTSTATUS dcesrv_inherited_session_key(struct dcesrv_connection *p,
return NT_STATUS_NO_USER_SESSION_KEY;
}
-NTSTATUS dcesrv_generic_session_key(struct dcesrv_connection *c,
- DATA_BLOB *session_key)
-{
- return dcerpc_generic_session_key(NULL, session_key);
-}
-
/*
fetch the user session key - may be default (above) or the SMB session key
@@ -413,20 +408,6 @@ _PUBLIC_ NTSTATUS dcesrv_endpoint_connect(struct dcesrv_context *dce_ctx,
return NT_STATUS_OK;
}
-static void dcesrv_init_hdr(struct ncacn_packet *pkt, bool bigendian)
-{
- pkt->rpc_vers = 5;
- pkt->rpc_vers_minor = 0;
- if (bigendian) {
- pkt->drep[0] = 0;
- } else {
- pkt->drep[0] = DCERPC_DREP_LE;
- }
- pkt->drep[1] = 0;
- pkt->drep[2] = 0;
- pkt->drep[3] = 0;
-}
-
/*
move a call from an existing linked list to the specified list. This
prevents bugs where we forget to remove the call from a previous
@@ -464,54 +445,6 @@ static void dcesrv_call_set_list(struct dcesrv_call_state *call,
}
}
-/*
- return a dcerpc fault
-*/
-static NTSTATUS dcesrv_fault(struct dcesrv_call_state *call, uint32_t fault_code)
-{
- struct ncacn_packet pkt;
- struct data_blob_list_item *rep;
- uint8_t zeros[4];
- NTSTATUS status;
-
- /* setup a bind_ack */
- dcesrv_init_hdr(&pkt, lpcfg_rpc_big_endian(call->conn->dce_ctx->lp_ctx));
- pkt.auth_length = 0;
- pkt.call_id = call->pkt.call_id;
- pkt.ptype = DCERPC_PKT_FAULT;
- pkt.pfc_flags = DCERPC_PFC_FLAG_FIRST | DCERPC_PFC_FLAG_LAST;
- pkt.u.fault.alloc_hint = 0;
- pkt.u.fault.context_id = 0;
- pkt.u.fault.cancel_count = 0;
- pkt.u.fault.status = fault_code;
-
- ZERO_STRUCT(zeros);
- pkt.u.fault._pad = data_blob_const(zeros, sizeof(zeros));
-
- rep = talloc(call, struct data_blob_list_item);
- if (!rep) {
- return NT_STATUS_NO_MEMORY;
- }
-
- status = ncacn_push_auth(&rep->blob, call, &pkt, NULL);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
- dcerpc_set_frag_length(&rep->blob, rep->blob.length);
-
- DLIST_ADD_END(call->replies, rep, struct data_blob_list_item *);
- dcesrv_call_set_list(call, DCESRV_LIST_CALL_LIST);
-
- if (call->conn->call_list && call->conn->call_list->replies) {
- if (call->conn->transport.report_output_data) {
- call->conn->transport.report_output_data(call->conn);
- }
- }
-
- return NT_STATUS_OK;
-}
-
/*
return a dcerpc bind_nak
@@ -1046,109 +979,6 @@ static NTSTATUS dcesrv_request(struct dcesrv_call_state *call)
return dcesrv_reply(call);
}
-_PUBLIC_ NTSTATUS dcesrv_reply(struct dcesrv_call_state *call)
-{
- struct ndr_push *push;
- NTSTATUS status;
- DATA_BLOB stub;
- uint32_t total_length, chunk_size;
- struct dcesrv_connection_context *context = call->context;
- size_t sig_size = 0;
-
- /* call the reply function */
- status = context->iface->reply(call, call, call->r);
- if (!NT_STATUS_IS_OK(status)) {
- return dcesrv_fault(call, call->fault_code);
- }
-
- /* form the reply NDR */
- push = ndr_push_init_ctx(call);
- NT_STATUS_HAVE_NO_MEMORY(push);
-
- /* carry over the pointer count to the reply in case we are
- using full pointer. See NDR specification for full
- pointers */
- push->ptr_count = call->ndr_pull->ptr_count;
-
- if (lpcfg_rpc_big_endian(call->conn->dce_ctx->lp_ctx)) {
- push->flags |= LIBNDR_FLAG_BIGENDIAN;
- }
-
- status = context->iface->ndr_push(call, call, push, call->r);
- if (!NT_STATUS_IS_OK(status)) {
- return dcesrv_fault(call, call->fault_code);
- }
-
- stub = ndr_push_blob(push);
-
- total_length = stub.length;
-
- /* we can write a full max_recv_frag size, minus the dcerpc
- request header size */
- chunk_size = call->conn->cli_max_recv_frag;
- chunk_size -= DCERPC_REQUEST_LENGTH;
- if (call->conn->auth_state.auth_info &&
- call->conn->auth_state.gensec_security) {
- sig_size = gensec_sig_size(call->conn->auth_state.gensec_security,
- call->conn->cli_max_recv_frag);
- if (sig_size) {
- chunk_size -= DCERPC_AUTH_TRAILER_LENGTH;
- chunk_size -= sig_size;
- }
- }
- chunk_size -= (chunk_size % 16);
-
- do {
- uint32_t length;
- struct data_blob_list_item *rep;
- struct ncacn_packet pkt;
-
- rep = talloc(call, struct data_blob_list_item);
- NT_STATUS_HAVE_NO_MEMORY(rep);
-
- length = MIN(chunk_size, stub.length);
-
- /* form the dcerpc response packet */
- dcesrv_init_hdr(&pkt, lpcfg_rpc_big_endian(call->conn->dce_ctx->lp_ctx));
- pkt.auth_length = 0;
- pkt.call_id = call->pkt.call_id;
- pkt.ptype = DCERPC_PKT_RESPONSE;
- pkt.pfc_flags = 0;
- if (stub.length == total_length) {
- pkt.pfc_flags |= DCERPC_PFC_FLAG_FIRST;
- }
- if (length == stub.length) {
- pkt.pfc_flags |= DCERPC_PFC_FLAG_LAST;
- }
- pkt.u.response.alloc_hint = stub.length;
- pkt.u.response.context_id = call->pkt.u.request.context_id;
- pkt.u.response.cancel_count = 0;
- pkt.u.response.stub_and_verifier.data = stub.data;
- pkt.u.response.stub_and_verifier.length = length;
-
- if (!dcesrv_auth_response(call, &rep->blob, sig_size, &pkt)) {
- return dcesrv_fault(call, DCERPC_FAULT_OTHER);
- }
-
- dcerpc_set_frag_length(&rep->blob, rep->blob.length);
-
- DLIST_ADD_END(call->replies, rep, struct data_blob_list_item *);
-
- stub.data += length;
- stub.length -= length;
- } while (stub.length != 0);
-
- /* move the call from the pending to the finished calls list */
- dcesrv_call_set_list(call, DCESRV_LIST_CALL_LIST);
-
- if (call->conn->call_list && call->conn->call_list->replies) {
- if (call->conn->transport.report_output_data) {
- call->conn->transport.report_output_data(call->conn);
- }
- }
-
- return NT_STATUS_OK;
-}
/*
remove the call from the right list when freed