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b822275ad8
Subsequent patch needs to (a) query and use socket family (b) send/receive messages using this family Hence add helper routines to open, close, query family and to perform send receive operations. Signed-off-by: Parav Pandit <parav@nvidia.com> Signed-off-by: David Ahern <dsahern@kernel.org>
28 lines
939 B
C
28 lines
939 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __MNL_UTILS_H__
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#define __MNL_UTILS_H__ 1
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struct mnlu_gen_socket {
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struct mnl_socket *nl;
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char *buf;
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uint32_t family;
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unsigned int seq;
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uint8_t version;
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};
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int mnlu_gen_socket_open(struct mnlu_gen_socket *nlg, const char *family_name,
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uint8_t version);
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void mnlu_gen_socket_close(struct mnlu_gen_socket *nlg);
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struct nlmsghdr *mnlu_gen_socket_cmd_prepare(struct mnlu_gen_socket *nlg,
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uint8_t cmd, uint16_t flags);
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int mnlu_gen_socket_sndrcv(struct mnlu_gen_socket *nlg, const struct nlmsghdr *nlh,
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mnl_cb_t data_cb, void *data);
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struct mnl_socket *mnlu_socket_open(int bus);
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struct nlmsghdr *mnlu_msg_prepare(void *buf, uint32_t nlmsg_type, uint16_t flags,
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void *extra_header, size_t extra_header_size);
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int mnlu_socket_recv_run(struct mnl_socket *nl, unsigned int seq, void *buf, size_t buf_size,
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mnl_cb_t cb, void *data);
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#endif /* __MNL_UTILS_H__ */
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