CNDP  22.08.0
cnet_chnl_opt.h
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1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright (c) 2016-2022 Intel Corporation
3  */
4 
5 #ifndef __CNET_CHNL_OPT
6 #define __CNET_CHNL_OPT
7 
13 #include <stdint.h> // for uint32_t, int32_t
14 #include <sys/socket.h> // for socklen_t
15 
16 struct chnl;
17 #ifdef __cplusplus
18 extern "C" {
19 #endif
20 
21 /*
22  * chnl_optsw - channel option switch structure
23  */
24 struct chnl_optsw {
25  int32_t level;
26  int (*setfunc)(struct chnl *ch, int, int, const void *, uint32_t);
27  int (*getfunc)(struct chnl *ch, int, int, void *, uint32_t *);
28 };
29 
39 int cnet_chnl_opt_add(struct chnl_optsw *ps);
40 
58 int cnet_chnl_opt_iterate_set(struct chnl *ch, int level, int optname, const void *optval,
59  uint32_t optlen);
60 
78 int cnet_chnl_opt_iterate_get(struct chnl *ch, int level, int optname, void *optval,
79  uint32_t *optlen);
80 
92 uint32_t chnl_optval_get(const void *optval, uint32_t optlen);
93 
110 CNDP_API int chnl_set_opt(int cd, int level, int optname, const void *optval, int optlen);
111 
128 CNDP_API int chnl_get_opt(int cd, int level, int optname, void *optval, socklen_t *optlen);
129 
130 #ifdef __cplusplus
131 }
132 #endif
133 
134 #endif /* __CNET_CHNL_OPT */
chnl_set_opt
CNDP_API int chnl_set_opt(int cd, int level, int optname, const void *optval, int optlen)
Set a channel option.
chnl_get_opt
CNDP_API int chnl_get_opt(int cd, int level, int optname, void *optval, socklen_t *optlen)
Get a channel option.