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-rw-r--r--source3/rpc_server/rpc_ncacn_np_internal.c156
-rw-r--r--source3/rpc_server/srv_netlog_nt.c6
-rw-r--r--source3/rpc_server/srv_pipe_hnd.c1
-rw-r--r--source3/rpc_server/srv_spoolss_util.c1
4 files changed, 154 insertions, 10 deletions
diff --git a/source3/rpc_server/rpc_ncacn_np_internal.c b/source3/rpc_server/rpc_ncacn_np_internal.c
index f9317b9756..d702e4b4d7 100644
--- a/source3/rpc_server/rpc_ncacn_np_internal.c
+++ b/source3/rpc_server/rpc_ncacn_np_internal.c
@@ -20,6 +20,7 @@
*/
#include "includes.h"
+#include "rpc_server/srv_pipe_internal.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_SRV
@@ -186,6 +187,155 @@ struct pipes_struct *make_internal_rpc_pipe_p(TALLOC_CTX *mem_ctx,
return p;
}
+/****************************************************************************
+****************************************************************************/
+
+static NTSTATUS internal_ndr_push(TALLOC_CTX *mem_ctx,
+ struct rpc_pipe_client *cli,
+ const struct ndr_interface_table *table,
+ uint32_t opnum,
+ void *r)
+{
+ const struct ndr_interface_call *call;
+ struct ndr_push *push;
+ enum ndr_err_code ndr_err;
+ DATA_BLOB blob;
+ bool ret;
+
+ if (!ndr_syntax_id_equal(&table->syntax_id, &cli->abstract_syntax) ||
+ (opnum >= table->num_calls)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ call = &table->calls[opnum];
+
+ if (DEBUGLEVEL >= 10) {
+ ndr_print_function_debug(call->ndr_print,
+ call->name, NDR_IN, r);
+ }
+
+ push = ndr_push_init_ctx(mem_ctx);
+ if (push == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ ndr_err = call->ndr_push(push, NDR_IN, r);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ TALLOC_FREE(push);
+ return ndr_map_error2ntstatus(ndr_err);
+ }
+
+ blob = ndr_push_blob(push);
+ ret = prs_init_data_blob(&cli->pipes_struct->in_data.data, &blob, mem_ctx);
+ TALLOC_FREE(push);
+ if (!ret) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ return NT_STATUS_OK;
+}
+
+/****************************************************************************
+****************************************************************************/
+
+static NTSTATUS internal_ndr_pull(TALLOC_CTX *mem_ctx,
+ struct rpc_pipe_client *cli,
+ const struct ndr_interface_table *table,
+ uint32_t opnum,
+ void *r)
+{
+ const struct ndr_interface_call *call;
+ struct ndr_pull *pull;
+ enum ndr_err_code ndr_err;
+ DATA_BLOB blob;
+ bool ret;
+
+ if (!ndr_syntax_id_equal(&table->syntax_id, &cli->abstract_syntax) ||
+ (opnum >= table->num_calls)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ call = &table->calls[opnum];
+
+ ret = prs_data_blob(&cli->pipes_struct->out_data.rdata, &blob, mem_ctx);
+ if (!ret) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ pull = ndr_pull_init_blob(&blob, mem_ctx);
+ if (pull == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ /* have the ndr parser alloc memory for us */
+ pull->flags |= LIBNDR_FLAG_REF_ALLOC;
+ ndr_err = call->ndr_pull(pull, NDR_OUT, r);
+ TALLOC_FREE(pull);
+
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ return ndr_map_error2ntstatus(ndr_err);
+ }
+
+ if (DEBUGLEVEL >= 10) {
+ ndr_print_function_debug(call->ndr_print,
+ call->name, NDR_OUT, r);
+ }
+
+ return NT_STATUS_OK;
+}
+
+/****************************************************************************
+****************************************************************************/
+
+static NTSTATUS rpc_pipe_internal_dispatch(struct rpc_pipe_client *cli,
+ TALLOC_CTX *mem_ctx,
+ const struct ndr_interface_table *table,
+ uint32_t opnum, void *r)
+{
+ NTSTATUS status;
+ int num_cmds = rpc_srv_get_pipe_num_cmds(&table->syntax_id);
+ const struct api_struct *cmds = rpc_srv_get_pipe_cmds(&table->syntax_id);
+ int i;
+
+ if (cli->pipes_struct == NULL) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ /* set opnum in fake rpc header */
+ cli->pipes_struct->hdr_req.opnum = opnum;
+
+ for (i = 0; i < num_cmds; i++) {
+ if (cmds[i].opnum == opnum && cmds[i].fn != NULL) {
+ break;
+ }
+ }
+
+ if (i == num_cmds) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ prs_init_empty(&cli->pipes_struct->out_data.rdata, cli->pipes_struct->mem_ctx, MARSHALL);
+
+ status = internal_ndr_push(mem_ctx, cli, table, opnum, r);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ if (!cmds[i].fn(cli->pipes_struct)) {
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ status = internal_ndr_pull(mem_ctx, cli, table, opnum, r);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ prs_mem_free(&cli->pipes_struct->in_data.data);
+ prs_mem_free(&cli->pipes_struct->out_data.rdata);
+
+ return NT_STATUS_OK;
+}
+
/**
* @brief Create a new RPC client context which uses a local dispatch function.
*
@@ -217,10 +367,6 @@ struct pipes_struct *make_internal_rpc_pipe_p(TALLOC_CTX *mem_ctx,
*/
NTSTATUS rpc_pipe_open_internal(TALLOC_CTX *mem_ctx,
const struct ndr_syntax_id *abstract_syntax,
- NTSTATUS (*dispatch) (struct rpc_pipe_client *cli,
- TALLOC_CTX *mem_ctx,
- const struct ndr_interface_table *table,
- uint32_t opnum, void *r),
struct auth_serversupplied_info *serversupplied_info,
struct rpc_pipe_client **presult)
{
@@ -233,7 +379,7 @@ NTSTATUS rpc_pipe_open_internal(TALLOC_CTX *mem_ctx,
result->abstract_syntax = *abstract_syntax;
result->transfer_syntax = ndr_transfer_syntax;
- result->dispatch = dispatch;
+ result->dispatch = rpc_pipe_internal_dispatch;
result->pipes_struct = make_internal_rpc_pipe_p(
result, abstract_syntax, "", serversupplied_info);
diff --git a/source3/rpc_server/srv_netlog_nt.c b/source3/rpc_server/srv_netlog_nt.c
index cccd0d570a..c7ff3ddeeb 100644
--- a/source3/rpc_server/srv_netlog_nt.c
+++ b/source3/rpc_server/srv_netlog_nt.c
@@ -406,7 +406,7 @@ NTSTATUS _netr_NetrEnumerateTrustedDomains(pipes_struct *p,
DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
status = rpc_pipe_open_internal(p->mem_ctx, &ndr_table_lsarpc.syntax_id,
- rpc_lsarpc_dispatch, p->server_info,
+ p->server_info,
&cli);
if (!NT_STATUS_IS_OK(status)) {
return status;
@@ -629,7 +629,7 @@ static NTSTATUS get_md4pw(struct samr_Password *md4pw, const char *mach_acct,
ZERO_STRUCT(user_handle);
status = rpc_pipe_open_internal(mem_ctx, &ndr_table_samr.syntax_id,
- rpc_samr_dispatch, server_info,
+ server_info,
&cli);
if (!NT_STATUS_IS_OK(status)) {
goto out;
@@ -1032,7 +1032,7 @@ static NTSTATUS netr_set_machine_account_password(TALLOC_CTX *mem_ctx,
ZERO_STRUCT(user_handle);
status = rpc_pipe_open_internal(mem_ctx, &ndr_table_samr.syntax_id,
- rpc_samr_dispatch, server_info,
+ server_info,
&cli);
if (!NT_STATUS_IS_OK(status)) {
goto out;
diff --git a/source3/rpc_server/srv_pipe_hnd.c b/source3/rpc_server/srv_pipe_hnd.c
index e9339929df..9ed54a4e10 100644
--- a/source3/rpc_server/srv_pipe_hnd.c
+++ b/source3/rpc_server/srv_pipe_hnd.c
@@ -1411,7 +1411,6 @@ NTSTATUS rpc_connect_spoolss_pipe(connection_struct *conn,
if (!conn->spoolss_pipe) {
status = rpc_pipe_open_internal(conn,
&ndr_table_spoolss.syntax_id,
- rpc_spoolss_dispatch,
conn->server_info,
&conn->spoolss_pipe);
if (!NT_STATUS_IS_OK(status)) {
diff --git a/source3/rpc_server/srv_spoolss_util.c b/source3/rpc_server/srv_spoolss_util.c
index 4c70ce4edb..49f6a71433 100644
--- a/source3/rpc_server/srv_spoolss_util.c
+++ b/source3/rpc_server/srv_spoolss_util.c
@@ -250,7 +250,6 @@ static WERROR winreg_printer_openkey(TALLOC_CTX *mem_ctx,
/* create winreg connection */
status = rpc_pipe_open_internal(mem_ctx,
&ndr_table_winreg.syntax_id,
- rpc_winreg_dispatch,
server_info,
&pipe_handle);
if (!NT_STATUS_IS_OK(status)) {
generated by cgit (git 2.34.1) at 2024-11-07 16:26:50 +0000