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/*
* Copyright (c) 2019 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this
* 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.
*
* VCL Locked Sessions
*/
#ifndef SRC_VCL_VCL_LOCKED_H_
#define SRC_VCL_VCL_LOCKED_H_
#include <vcl/vppcom.h>
#define VLS_INVALID_HANDLE ((int)-1)
#define VLS_WORKER_RPC_TIMEOUT 3 /* timeout to wait rpc response. */
typedef int vls_handle_t;
vls_handle_t vls_create (uint8_t proto, uint8_t is_nonblocking);
int vls_shutdown (vls_handle_t vlsh, int how);
int vls_close (vls_handle_t vlsh);
int vls_bind (vls_handle_t vlsh, vppcom_endpt_t * ep);
int vls_listen (vls_handle_t vlsh, int q_len);
int vls_connect (vls_handle_t vlsh, vppcom_endpt_t * server_ep);
vls_handle_t vls_accept (vls_handle_t vlsh, vppcom_endpt_t * ep, int flags);
ssize_t vls_read (vls_handle_t vlsh, void *buf, size_t nbytes);
ssize_t vls_recvfrom (vls_handle_t vlsh, void *buffer, uint32_t buflen,
int flags, vppcom_endpt_t * ep);
int vls_write (vls_handle_t vlsh, void *buf, size_t nbytes);
int vls_write_msg (vls_handle_t vlsh, void *buf, size_t nbytes);
int vls_sendto (vls_handle_t vlsh, void *buf, int buflen, int flags,
vppcom_endpt_t * ep);
int vls_attr (vls_handle_t vlsh, uint32_t op, void *buffer,
uint32_t * buflen);
vls_handle_t vls_epoll_create (void);
int vls_epoll_ctl (vls_handle_t ep_vlsh, int op, vls_handle_t vlsh,
struct epoll_event *event);
int vls_epoll_wait (vls_handle_t ep_vlsh, struct epoll_event *events,
int maxevents, double wait_for_time);
int vls_select (int n_bits, vcl_si_set * read_map, vcl_si_set * write_map,
vcl_si_set * except_map, double wait_for_time);
vcl_session_handle_t vlsh_to_sh (vls_handle_t vlsh);
vcl_session_handle_t vlsh_to_session_index (vls_handle_t vlsh);
vls_handle_t vls_session_index_to_vlsh (uint32_t session_index);
int vls_app_create (char *app_name);
unsigned char vls_use_eventfd (void);
unsigned char vls_mt_wrk_supported (void);
int vls_use_real_epoll (void);
void vls_register_vcl_worker (void);
#endif /* SRC_VCL_VCL_LOCKED_H_ */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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