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/*
*------------------------------------------------------------------
* Copyright (c) 2018 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*------------------------------------------------------------------
*/
#ifndef SRC_VLIBMEMORY_SOCKET_API_H_
#define SRC_VLIBMEMORY_SOCKET_API_H_
#include <vlibapi/api_common.h>
#include <svm/ssvm.h>
#include <vppinfra/file.h>
#define API_SOCKET_FILE "/run/vpp-api.sock"
typedef struct
{
u32 reg_index;
u8 *data;
} vl_socket_args_for_process_t;
typedef struct
{
/* Server port number */
u8 *socket_name;
/* By default, localhost... */
u32 bind_address;
/*
* (listen, server, client) registrations. Shared memory
* registrations are in shared memory
*/
vl_api_registration_t *registration_pool;
/*
* Chain-drag variables, so message API handlers
* (generally) don't know whether they're talking to a socket
* or to a shared-memory connection.
*/
vl_api_registration_t *current_rp;
/* One input buffer, shared across all sockets */
i8 *input_buffer;
/* pool of process args for socket clients */
vl_socket_args_for_process_t *process_args;
/* Listen for API connections here */
clib_socket_t socksvr_listen_socket;
} socket_main_t;
extern socket_main_t socket_main;
always_inline vl_api_registration_t *
vl_socket_get_registration (u32 reg_index)
{
if (pool_is_free_index (socket_main.registration_pool, reg_index))
return 0;
return pool_elt_at_index (socket_main.registration_pool, reg_index);
}
void vl_socket_free_registration_index (u32 pool_index);
clib_error_t *vl_socket_read_ready (struct clib_file *uf);
clib_error_t *vl_socket_write_ready (struct clib_file *uf);
void vl_socket_api_send (vl_api_registration_t * rp, u8 * elem);
void vl_socket_process_api_msg (vl_api_registration_t * rp, i8 * input_v);
void vl_sock_api_dump_clients (vlib_main_t * vm, api_main_t * am);
clib_error_t *vl_sock_api_init (vlib_main_t * vm);
clib_error_t *vl_sock_api_send_fd_msg (int socket_fd, int fds[], int n_fds);
clib_error_t *vl_sock_api_recv_fd_msg (int socket_fd, int fds[], int n_fds,
u32 wait);
vl_api_registration_t *vl_socket_api_client_handle_to_registration (u32 idx);
u8 vl_socket_api_registration_handle_is_valid (u32 reg_index);
#endif /* SRC_VLIBMEMORY_SOCKET_API_H_ */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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