xref: /linux/net/mctp/test/utils.h (revision 260f6f4fda93c8485c8037865c941b42b9cba5d2)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 
3 #ifndef __NET_MCTP_TEST_UTILS_H
4 #define __NET_MCTP_TEST_UTILS_H
5 
6 #include <uapi/linux/netdevice.h>
7 
8 #include <net/mctp.h>
9 #include <net/mctpdevice.h>
10 
11 #include <kunit/test.h>
12 
13 #define MCTP_DEV_TEST_MTU	68
14 
15 struct mctp_test_dev {
16 	struct net_device *ndev;
17 	struct mctp_dev *mdev;
18 
19 	unsigned short lladdr_len;
20 	unsigned char lladdr[MAX_ADDR_LEN];
21 };
22 
23 struct mctp_test_dev;
24 
25 struct mctp_test_route {
26 	struct mctp_route	rt;
27 };
28 
29 struct mctp_test_pktqueue {
30 	unsigned int magic;
31 	struct sk_buff_head pkts;
32 };
33 
34 struct mctp_test_bind_setup {
35 	mctp_eid_t bind_addr;
36 	int bind_net;
37 	u8 bind_type;
38 
39 	bool have_peer;
40 	mctp_eid_t peer_addr;
41 	int peer_net;
42 
43 	/* optional name. Used for comparison in "lookup" tests */
44 	const char *name;
45 };
46 
47 struct mctp_test_dev *mctp_test_create_dev(void);
48 struct mctp_test_dev *mctp_test_create_dev_lladdr(unsigned short lladdr_len,
49 						  const unsigned char *lladdr);
50 void mctp_test_destroy_dev(struct mctp_test_dev *dev);
51 
52 struct mctp_test_route *mctp_test_create_route_direct(struct net *net,
53 						      struct mctp_dev *dev,
54 						      mctp_eid_t eid,
55 						      unsigned int mtu);
56 struct mctp_test_route *mctp_test_create_route_gw(struct net *net,
57 						  unsigned int netid,
58 						  mctp_eid_t eid,
59 						  mctp_eid_t gw,
60 						  unsigned int mtu);
61 void mctp_test_dst_setup(struct kunit *test, struct mctp_dst *dst,
62 			 struct mctp_test_dev *dev,
63 			 struct mctp_test_pktqueue *tpq, unsigned int mtu);
64 void mctp_test_dst_release(struct mctp_dst *dst,
65 			   struct mctp_test_pktqueue *tpq);
66 void mctp_test_pktqueue_init(struct mctp_test_pktqueue *tpq);
67 void mctp_test_route_destroy(struct kunit *test, struct mctp_test_route *rt);
68 void mctp_test_skb_set_dev(struct sk_buff *skb, struct mctp_test_dev *dev);
69 struct sk_buff *mctp_test_create_skb(const struct mctp_hdr *hdr,
70 				     unsigned int data_len);
71 struct sk_buff *__mctp_test_create_skb_data(const struct mctp_hdr *hdr,
72 					    const void *data, size_t data_len);
73 
74 #define mctp_test_create_skb_data(h, d) \
75 	__mctp_test_create_skb_data(h, d, sizeof(*d))
76 
77 void mctp_test_bind_run(struct kunit *test,
78 			const struct mctp_test_bind_setup *setup,
79 			int *ret_bind_errno, struct socket **sock);
80 
81 #endif /* __NET_MCTP_TEST_UTILS_H */
82