*/
#include "includes.h"
-#include "librpc/gen_ndr/ndr_epmapper.h"
-#include "librpc/gen_ndr/ndr_oxidresolver.h"
+#include "librpc/gen_ndr/ndr_dcerpc.h"
#include "auth/auth.h"
#include "dlinklist.h"
#include "rpc_server/dcerpc_server.h"
#include "lib/events/events.h"
#include "smbd/service_stream.h"
+#include "system/filesys.h"
+#include "smb_build.h"
/*
see if two endpoints match
static BOOL interface_match(const struct dcesrv_interface *if1,
const struct dcesrv_interface *if2)
{
- if (if1->if_version != if2->if_version) {
- return False;
- }
-
- if (strcmp(if1->uuid, if2->uuid)==0) {
- return True;
- }
-
- return False;
+ return (if1->if_version == if2->if_version &&
+ GUID_equal(&if1->uuid, &if2->uuid));
}
/*
see if a uuid and if_version match to an interface
*/
static BOOL interface_match_by_uuid(const struct dcesrv_interface *iface,
- const char *uuid, uint32_t if_version)
+ const struct GUID *uuid, uint32_t if_version)
{
- if (iface->if_version != if_version) {
- return False;
- }
-
- if (strcmp(iface->uuid, uuid)==0) {
- return True;
- }
-
- return False;
+ return (iface->if_version == if_version && GUID_equal(&iface->uuid, uuid));
}
/*
find the interface operations on an endpoint by uuid
*/
static const struct dcesrv_interface *find_interface_by_uuid(const struct dcesrv_endpoint *endpoint,
- const char *uuid, uint32_t if_version)
+ const struct GUID *uuid, uint32_t if_version)
{
struct dcesrv_if_list *ifl;
for (ifl=endpoint->interface_list; ifl; ifl=ifl->next) {
p->auth_state.session_info = NULL;
p->auth_state.session_key = dcesrv_generic_session_key;
p->srv_conn = srv_conn;
+ p->processing = False;
talloc_set_destructor(p, dcesrv_endpoint_destructor);
}
-static void dcesrv_init_hdr(struct dcerpc_packet *pkt)
+static void dcesrv_init_hdr(struct ncacn_packet *pkt)
{
pkt->rpc_vers = 5;
pkt->rpc_vers_minor = 0;
*/
static NTSTATUS dcesrv_fault(struct dcesrv_call_state *call, uint32_t fault_code)
{
- struct dcerpc_packet pkt;
- struct dcesrv_call_reply *rep;
+ struct ncacn_packet pkt;
+ struct data_blob_list_item *rep;
NTSTATUS status;
/* setup a bind_ack */
pkt.u.fault.cancel_count = 0;
pkt.u.fault.status = fault_code;
- rep = talloc(call, struct dcesrv_call_reply);
+ rep = talloc(call, struct data_blob_list_item);
if (!rep) {
return NT_STATUS_NO_MEMORY;
}
- status = dcerpc_push_auth(&rep->data, call, &pkt, NULL);
+ status = ncacn_push_auth(&rep->blob, call, &pkt, NULL);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
- dcerpc_set_frag_length(&rep->data, rep->data.length);
+ dcerpc_set_frag_length(&rep->blob, rep->blob.length);
- DLIST_ADD_END(call->replies, rep, struct dcesrv_call_reply *);
+ DLIST_ADD_END(call->replies, rep, struct data_blob_list_item *);
DLIST_ADD_END(call->conn->call_list, call, struct dcesrv_call_state *);
return NT_STATUS_OK;
*/
static NTSTATUS dcesrv_bind_nak(struct dcesrv_call_state *call, uint32_t reason)
{
- struct dcerpc_packet pkt;
- struct dcesrv_call_reply *rep;
+ struct ncacn_packet pkt;
+ struct data_blob_list_item *rep;
NTSTATUS status;
/* setup a bind_nak */
pkt.u.bind_nak.reject_reason = reason;
pkt.u.bind_nak.num_versions = 0;
- rep = talloc(call, struct dcesrv_call_reply);
+ rep = talloc(call, struct data_blob_list_item);
if (!rep) {
return NT_STATUS_NO_MEMORY;
}
- status = dcerpc_push_auth(&rep->data, call, &pkt, NULL);
+ status = ncacn_push_auth(&rep->blob, call, &pkt, NULL);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
- dcerpc_set_frag_length(&rep->data, rep->data.length);
+ dcerpc_set_frag_length(&rep->blob, rep->blob.length);
- DLIST_ADD_END(call->replies, rep, struct dcesrv_call_reply *);
+ DLIST_ADD_END(call->replies, rep, struct data_blob_list_item *);
DLIST_ADD_END(call->conn->call_list, call, struct dcesrv_call_state *);
return NT_STATUS_OK;
*/
static NTSTATUS dcesrv_bind(struct dcesrv_call_state *call)
{
- const char *uuid, *transfer_syntax;
uint32_t if_version, transfer_syntax_version;
- struct dcerpc_packet pkt;
- struct dcesrv_call_reply *rep;
+ struct GUID uuid, *transfer_syntax_uuid;
+ struct ncacn_packet pkt;
+ struct data_blob_list_item *rep;
NTSTATUS status;
uint32_t result=0, reason=0;
uint32_t context_id;
const struct dcesrv_interface *iface;
- if (call->pkt.u.bind.num_contexts != 1 ||
+ if (call->pkt.u.bind.num_contexts < 1 ||
call->pkt.u.bind.ctx_list[0].num_transfer_syntaxes < 1) {
return dcesrv_bind_nak(call, 0);
}
}
if_version = call->pkt.u.bind.ctx_list[0].abstract_syntax.if_version;
- uuid = GUID_string(call, &call->pkt.u.bind.ctx_list[0].abstract_syntax.uuid);
- if (!uuid) {
- return dcesrv_bind_nak(call, 0);
- }
+ uuid = call->pkt.u.bind.ctx_list[0].abstract_syntax.uuid;
transfer_syntax_version = call->pkt.u.bind.ctx_list[0].transfer_syntaxes[0].if_version;
- transfer_syntax = GUID_string(call,
- &call->pkt.u.bind.ctx_list[0].transfer_syntaxes[0].uuid);
- if (!transfer_syntax ||
- strcasecmp(NDR_GUID, transfer_syntax) != 0 ||
- NDR_GUID_VERSION != transfer_syntax_version) {
+ transfer_syntax_uuid = &call->pkt.u.bind.ctx_list[0].transfer_syntaxes[0].uuid;
+ if (!GUID_equal(&ndr_transfer_syntax.uuid, transfer_syntax_uuid) != 0 ||
+ ndr_transfer_syntax.if_version != transfer_syntax_version) {
+ char *uuid_str = GUID_string(call, transfer_syntax_uuid);
/* we only do NDR encoded dcerpc */
+ DEBUG(0,("Non NDR transfer syntax requested - %s\n", uuid_str));
+ talloc_free(uuid_str);
return dcesrv_bind_nak(call, 0);
}
- iface = find_interface_by_uuid(call->conn->endpoint, uuid, if_version);
+ iface = find_interface_by_uuid(call->conn->endpoint, &uuid, if_version);
if (iface == NULL) {
- DEBUG(2,("Request for unknown dcerpc interface %s/%d\n", uuid, if_version));
+ char *uuid_str = GUID_string(call, &uuid);
+ DEBUG(2,("Request for unknown dcerpc interface %s/%d\n", uuid_str, if_version));
+ talloc_free(uuid_str);
+
/* we don't know about that interface */
result = DCERPC_BIND_PROVIDER_REJECT;
reason = DCERPC_BIND_REASON_ASYNTAX;
}
pkt.u.bind_ack.ctx_list[0].result = result;
pkt.u.bind_ack.ctx_list[0].reason = reason;
- GUID_from_string(NDR_GUID, &pkt.u.bind_ack.ctx_list[0].syntax.uuid);
- pkt.u.bind_ack.ctx_list[0].syntax.if_version = NDR_GUID_VERSION;
+ pkt.u.bind_ack.ctx_list[0].syntax = ndr_transfer_syntax;
pkt.u.bind_ack.auth_info = data_blob(NULL, 0);
if (!dcesrv_auth_bind_ack(call, &pkt)) {
if (iface) {
status = iface->bind(call, iface);
if (!NT_STATUS_IS_OK(status)) {
+ char *uuid_str = GUID_string(call, &uuid);
DEBUG(2,("Request for dcerpc interface %s/%d rejected: %s\n",
- uuid, if_version, nt_errstr(status)));
+ uuid_str, if_version, nt_errstr(status)));
+ talloc_free(uuid_str);
return dcesrv_bind_nak(call, 0);
}
}
- rep = talloc(call, struct dcesrv_call_reply);
+ rep = talloc(call, struct data_blob_list_item);
if (!rep) {
return NT_STATUS_NO_MEMORY;
}
- status = dcerpc_push_auth(&rep->data, call, &pkt,
+ status = ncacn_push_auth(&rep->blob, call, &pkt,
call->conn->auth_state.auth_info);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
- dcerpc_set_frag_length(&rep->data, rep->data.length);
+ dcerpc_set_frag_length(&rep->blob, rep->blob.length);
- DLIST_ADD_END(call->replies, rep, struct dcesrv_call_reply *);
+ DLIST_ADD_END(call->replies, rep, struct data_blob_list_item *);
DLIST_ADD_END(call->conn->call_list, call, struct dcesrv_call_state *);
return NT_STATUS_OK;
static NTSTATUS dcesrv_alter_new_context(struct dcesrv_call_state *call, uint32_t context_id)
{
uint32_t if_version, transfer_syntax_version;
- const char *uuid, *transfer_syntax;
struct dcesrv_connection_context *context;
const struct dcesrv_interface *iface;
+ struct GUID uuid, *transfer_syntax_uuid;
if_version = call->pkt.u.alter.ctx_list[0].abstract_syntax.if_version;
- uuid = GUID_string(call, &call->pkt.u.alter.ctx_list[0].abstract_syntax.uuid);
- if (!uuid) {
- return NT_STATUS_NO_MEMORY;
- }
+ uuid = call->pkt.u.alter.ctx_list[0].abstract_syntax.uuid;
transfer_syntax_version = call->pkt.u.alter.ctx_list[0].transfer_syntaxes[0].if_version;
- transfer_syntax = GUID_string(call,
- &call->pkt.u.alter.ctx_list[0].transfer_syntaxes[0].uuid);
- if (!transfer_syntax ||
- strcasecmp(NDR_GUID, transfer_syntax) != 0 ||
- NDR_GUID_VERSION != transfer_syntax_version) {
+ transfer_syntax_uuid = &call->pkt.u.alter.ctx_list[0].transfer_syntaxes[0].uuid;
+ if (!GUID_equal(transfer_syntax_uuid, &ndr_transfer_syntax.uuid) ||
+ ndr_transfer_syntax.if_version != transfer_syntax_version) {
/* we only do NDR encoded dcerpc */
- return NT_STATUS_NO_MEMORY;
+ return NT_STATUS_RPC_PROTSEQ_NOT_SUPPORTED;
}
- iface = find_interface_by_uuid(call->conn->endpoint, uuid, if_version);
+ iface = find_interface_by_uuid(call->conn->endpoint, &uuid, if_version);
if (iface == NULL) {
- DEBUG(2,("Request for unknown dcerpc interface %s/%d\n", uuid, if_version));
+ char *uuid_str = GUID_string(call, &uuid);
+ DEBUG(2,("Request for unknown dcerpc interface %s/%d\n", uuid_str, if_version));
+ talloc_free(uuid_str);
return NT_STATUS_RPC_PROTSEQ_NOT_SUPPORTED;
}
/*
- handle a bind request
+ handle a alter context request
*/
static NTSTATUS dcesrv_alter(struct dcesrv_call_state *call)
{
- struct dcerpc_packet pkt;
- struct dcesrv_call_reply *rep;
+ struct ncacn_packet pkt;
+ struct data_blob_list_item *rep;
NTSTATUS status;
uint32_t result=0, reason=0;
uint32_t context_id;
}
pkt.u.alter_resp.ctx_list[0].result = result;
pkt.u.alter_resp.ctx_list[0].reason = reason;
- GUID_from_string(NDR_GUID, &pkt.u.alter_resp.ctx_list[0].syntax.uuid);
- pkt.u.alter_resp.ctx_list[0].syntax.if_version = NDR_GUID_VERSION;
+ pkt.u.alter_resp.ctx_list[0].syntax = ndr_transfer_syntax;
pkt.u.alter_resp.auth_info = data_blob(NULL, 0);
pkt.u.alter_resp.secondary_address = "";
return dcesrv_bind_nak(call, 0);
}
- rep = talloc(call, struct dcesrv_call_reply);
+ rep = talloc(call, struct data_blob_list_item);
if (!rep) {
return NT_STATUS_NO_MEMORY;
}
- status = dcerpc_push_auth(&rep->data, call, &pkt,
+ status = ncacn_push_auth(&rep->blob, call, &pkt,
call->conn->auth_state.auth_info);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
- dcerpc_set_frag_length(&rep->data, rep->data.length);
+ dcerpc_set_frag_length(&rep->blob, rep->blob.length);
- DLIST_ADD_END(call->replies, rep, struct dcesrv_call_reply *);
+ DLIST_ADD_END(call->replies, rep, struct data_blob_list_item *);
DLIST_ADD_END(call->conn->call_list, call, struct dcesrv_call_state *);
return NT_STATUS_OK;
call->state_flags = call->conn->dce_ctx->state_flags;
call->time = timeval_current();
+ /* if authenticated, and the mech we use can't do async replies, don't use them... */
+ if (call->conn->auth_state.gensec_security &&
+ !gensec_have_feature(call->conn->auth_state.gensec_security, GENSEC_FEATURE_ASYNC_REPLIES)) {
+ call->state_flags &= ~DCESRV_CALL_STATE_FLAG_MAY_ASYNC;
+ }
+
context = dcesrv_find_context(call->conn, call->pkt.u.request.context_id);
if (context == NULL) {
return dcesrv_fault(call, DCERPC_FAULT_UNK_IF);
pull = ndr_pull_init_blob(&call->pkt.u.request.stub_and_verifier, call);
NT_STATUS_HAVE_NO_MEMORY(pull);
+ pull->flags |= LIBNDR_FLAG_REF_ALLOC;
+
call->context = context;
call->event_ctx = context->conn->srv_conn->event.ctx;
call->ndr_pull = pull;
/* call the dispatch function */
status = context->iface->dispatch(call, call, call->r);
if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(5,("dcerpc fault in call %s:%02x - %s\n",
+ context->iface->name,
+ call->pkt.u.request.opnum,
+ dcerpc_errstr(pull, call->fault_code)));
return dcesrv_fault(call, call->fault_code);
}
do {
uint32_t length;
- struct dcesrv_call_reply *rep;
- struct dcerpc_packet pkt;
+ struct data_blob_list_item *rep;
+ struct ncacn_packet pkt;
- rep = talloc(call, struct dcesrv_call_reply);
+ rep = talloc(call, struct data_blob_list_item);
NT_STATUS_HAVE_NO_MEMORY(rep);
length = stub.length;
pkt.u.response.stub_and_verifier.data = stub.data;
pkt.u.response.stub_and_verifier.length = length;
- if (!dcesrv_auth_response(call, &rep->data, &pkt)) {
+ if (!dcesrv_auth_response(call, &rep->blob, &pkt)) {
return dcesrv_fault(call, DCERPC_FAULT_OTHER);
}
- dcerpc_set_frag_length(&rep->data, rep->data.length);
+ dcerpc_set_frag_length(&rep->blob, rep->blob.length);
- DLIST_ADD_END(call->replies, rep, struct dcesrv_call_reply *);
+ DLIST_ADD_END(call->replies, rep, struct data_blob_list_item *);
stub.data += length;
stub.length -= length;
talloc_free(dce_conn->partial_input.data);
return NT_STATUS_NO_MEMORY;
}
- call->conn = dce_conn;
- call->replies = NULL;
- call->context = NULL;
+ call->conn = dce_conn;
+ call->replies = NULL;
+ call->context = NULL;
+ call->event_ctx = dce_conn->srv_conn->event.ctx;
blob = dce_conn->partial_input;
blob.length = dcerpc_get_frag_length(&blob);
ndr->flags |= LIBNDR_FLAG_BIGENDIAN;
}
- status = ndr_pull_dcerpc_packet(ndr, NDR_SCALARS|NDR_BUFFERS, &call->pkt);
+ status = ndr_pull_ncacn_packet(ndr, NDR_SCALARS|NDR_BUFFERS, &call->pkt);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(dce_conn->partial_input.data);
talloc_free(call);
The first argument to write_fn() will be 'private', the second will
be a pointer to a buffer containing the data to be sent and the 3rd
- will be the number of bytes to be sent.
-
- write_fn() should return the number of bytes successfully written.
+ will be a pointer to a size_t variable that will be set to the
+ number of bytes that are consumed from the output.
- this will return STATUS_BUFFER_OVERFLOW if there is more to be read
from the current fragment
*/
NTSTATUS dcesrv_output(struct dcesrv_connection *dce_conn,
- void *private,
- ssize_t (*write_fn)(void *, DATA_BLOB *))
+ void *private_data,
+ NTSTATUS (*write_fn)(void *private_data, DATA_BLOB *output, size_t *nwritten))
{
+ NTSTATUS status;
struct dcesrv_call_state *call;
- struct dcesrv_call_reply *rep;
- ssize_t nwritten;
+ struct data_blob_list_item *rep;
+ size_t nwritten;
call = dce_conn->call_list;
if (!call || !call->replies) {
}
rep = call->replies;
- nwritten = write_fn(private, &rep->data);
- if (nwritten == -1) {
- /* TODO: hmm, how do we cope with this? destroy the
- connection perhaps? */
- return NT_STATUS_UNSUCCESSFUL;
- }
+ status = write_fn(private_data, &rep->blob, &nwritten);
+ NT_STATUS_IS_ERR_RETURN(status);
- rep->data.length -= nwritten;
- rep->data.data += nwritten;
+ rep->blob.length -= nwritten;
+ rep->blob.data += nwritten;
- if (rep->data.length == 0) {
+ if (rep->blob.length == 0) {
/* we're done with this section of the call */
DLIST_REMOVE(call->replies, rep);
- } else {
- return STATUS_BUFFER_OVERFLOW;
}
if (call->replies == NULL) {
talloc_free(call);
}
- return NT_STATUS_OK;
-}
-
-
-/*
- write_fn() for dcesrv_output_blob()
-*/
-static ssize_t dcesrv_output_blob_write_fn(void *private, DATA_BLOB *out)
-{
- DATA_BLOB *blob = private;
- if (out->length < blob->length) {
- blob->length = out->length;
- }
- memcpy(blob->data, out->data, blob->length);
- return blob->length;
-}
-
-/*
- a simple wrapper for dcesrv_output() for when we want to output
- into a data blob
-*/
-NTSTATUS dcesrv_output_blob(struct dcesrv_connection *dce_conn,
- DATA_BLOB *blob)
-{
- return dcesrv_output(dce_conn, blob, dcesrv_output_blob_write_fn);
+ return status;
}
static NTSTATUS dcesrv_init_context(TALLOC_CTX *mem_ctx, const char **endpoint_servers, uint32_t state_flags, struct dcesrv_context **_dce_ctx)
}
/*
- initialise the dcerpc server context for socket based services
+ initialise the dcerpc server context
*/
static NTSTATUS dcesrv_init(struct event_context *event_context, const struct model_ops *model_ops)
{
NTSTATUS status;
struct dcesrv_context *dce_ctx;
+ struct dcesrv_endpoint *e;
status = dcesrv_init_context(event_context,
lp_dcerpc_endpoint_servers(),
&dce_ctx);
NT_STATUS_NOT_OK_RETURN(status);
- return dcesrv_sock_init(dce_ctx, event_context, model_ops);
-}
+ /* Make sure the directory for NCALRPC exists */
+ if (!directory_exist(lp_ncalrpc_dir())) {
+ mkdir(lp_ncalrpc_dir(), 0755);
+ }
+
+ for (e=dce_ctx->endpoint_list;e;e=e->next) {
+ switch (e->ep_description->transport) {
+ case NCACN_UNIX_STREAM:
+ status = dcesrv_add_ep_unix(dce_ctx, e, event_context, model_ops);
+ NT_STATUS_NOT_OK_RETURN(status);
+ break;
+
+ case NCALRPC:
+ status = dcesrv_add_ep_ncalrpc(dce_ctx, e, event_context, model_ops);
+ NT_STATUS_NOT_OK_RETURN(status);
+ break;
+
+ case NCACN_IP_TCP:
+ status = dcesrv_add_ep_tcp(dce_ctx, e, event_context, model_ops);
+ NT_STATUS_NOT_OK_RETURN(status);
+ break;
+
+ case NCACN_NP:
+/* FIXME: status = dcesrv_add_ep_np(dce_ctx, e, event_context, model_ops);
+ NT_STATUS_NOT_OK_RETURN(status); */
+ break;
+
+ default:
+ return NT_STATUS_NOT_SUPPORTED;
+ }
+ }
+ return NT_STATUS_OK;
+}
NTSTATUS server_service_rpc_init(void)
{
+ init_module_fn static_init[] = STATIC_DCERPC_MODULES;
+ init_module_fn *shared_init = load_samba_modules(NULL, "rpc_server");
+
+ run_init_functions(static_init);
+ run_init_functions(shared_init);
+
+ talloc_free(shared_init);
+
return register_server_service("rpc", dcesrv_init);
}
git.samba.org / abartlet / samba.git / .git / blobdiff