Add the socket rpc client transport

1 files changed, 116 insertions, 0 deletions

diff --git a/source3/rpc_client/rpc_transport_sock.c b/source3/rpc_client/rpc_transport_sock.c
new file mode 100644
index 0000000000..c0fa41b0de
--- /dev/null
+++ b/source3/rpc_client/rpc_transport_sock.c
@@ -0,0 +1,116 @@
+/*
+ *  Unix SMB/CIFS implementation.
+ *  RPC client transport over a socket
+ *  Copyright (C) Volker Lendecke 2009
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "includes.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_RPC_CLI
+
+struct rpc_transport_sock_state {
+	int fd;
+};
+
+static int rpc_transport_sock_state_destructor(struct rpc_transport_sock_state *s)
+{
+	if (s->fd != -1) {
+		close(s->fd);
+		s->fd = -1;
+	}
+	return 0;
+}
+
+static struct async_req *rpc_sock_read_send(TALLOC_CTX *mem_ctx,
+					    struct event_context *ev,
+					    uint8_t *data, size_t size,
+					    void *priv)
+{
+	struct rpc_transport_sock_state *sock_transp = talloc_get_type_abort(
+		priv, struct rpc_transport_sock_state);
+	return async_recv(mem_ctx, ev, sock_transp->fd, data, size, 0);
+}
+
+static NTSTATUS rpc_sock_read_recv(struct async_req *req, ssize_t *preceived)
+{
+	ssize_t received;
+	int sys_errno;
+
+	received = async_syscall_result_ssize_t(req, &sys_errno);
+	if (received == -1) {
+		return map_nt_error_from_unix(sys_errno);
+	}
+	if (received == 0) {
+		return NT_STATUS_END_OF_FILE;
+	}
+	*preceived = received;
+	return NT_STATUS_OK;
+}
+
+static struct async_req *rpc_sock_write_send(TALLOC_CTX *mem_ctx,
+					     struct event_context *ev,
+					     const uint8_t *data, size_t size,
+					     void *priv)
+{
+	struct rpc_transport_sock_state *sock_transp = talloc_get_type_abort(
+		priv, struct rpc_transport_sock_state);
+	return async_send(mem_ctx, ev, sock_transp->fd, data, size, 0);
+}
+
+static NTSTATUS rpc_sock_write_recv(struct async_req *req, ssize_t *psent)
+{
+	ssize_t sent;
+	int sys_errno;
+
+	sent = async_syscall_result_ssize_t(req, &sys_errno);
+	if (sent == -1) {
+		return map_nt_error_from_unix(sys_errno);
+	}
+	*psent = sent;
+	return NT_STATUS_OK;
+}
+
+NTSTATUS rpc_transport_sock_init(TALLOC_CTX *mem_ctx, int fd,
+				 struct rpc_cli_transport **presult)
+{
+	struct rpc_cli_transport *result;
+	struct rpc_transport_sock_state *state;
+
+	result = talloc(mem_ctx, struct rpc_cli_transport);
+	if (result == NULL) {
+		return NT_STATUS_NO_MEMORY;
+	}
+	state = talloc(result, struct rpc_transport_sock_state);
+	if (state == NULL) {
+		TALLOC_FREE(result);
+		return NT_STATUS_NO_MEMORY;
+	}
+	result->priv = state;
+
+	state->fd = fd;
+	talloc_set_destructor(state, rpc_transport_sock_state_destructor);
+
+	result->trans_send = NULL;
+	result->trans_recv = NULL;
+	result->write_send = rpc_sock_write_send;
+	result->write_recv = rpc_sock_write_recv;
+	result->read_send = rpc_sock_read_send;
+	result->read_recv = rpc_sock_read_recv;
+
+	*presult = result;
+	return NT_STATUS_OK;
+}