1 // SPDX-License-Identifier: GPL-2.0-or-later
26 static void do_cap_drop(uint32_t *set, uint32_t mask, const struct tst_cap *cap)  in do_cap_drop()  argument
29 		tst_res(TINFO, "Dropping %s(%d)", cap->name, cap->id);  in do_cap_drop()
35 		       const struct tst_cap *cap)  in do_cap_req()  argument
38 		tst_brk(TCONF, "Need %s(%d)", cap->name, cap->id);  in do_cap_req()
41 		tst_res(TINFO, "Permitting %s(%d)", cap->name, cap->id);  in do_cap_req()
46 void tst_cap_action(struct tst_cap *cap)  in tst_cap_action()  argument
53 	struct tst_cap_user_data new[2] = { {0} };  in tst_cap_action()  local
54 	uint32_t act = cap->action;  in tst_cap_action()
55 	uint32_t *pE = &new[CAP_TO_INDEX(cap->id)].effective;  in tst_cap_action()
56 	uint32_t *pP = &new[CAP_TO_INDEX(cap->id)].permitted;  in tst_cap_action()
57 	uint32_t mask = CAP_TO_MASK(cap->id);  in tst_cap_action()
62 	memcpy(new, cur, sizeof(new));  in tst_cap_action()
66 		do_cap_drop(pE, mask, cap);  in tst_cap_action()
69 		do_cap_req(pP, pE, mask, cap);  in tst_cap_action()
72 		tst_brk(TBROK, "Unrecognised action %d", cap->action);  in tst_cap_action()
75 	if (!memcmp(cur, new, sizeof(new)))  in tst_cap_action()
78 	if (tst_capset(&hdr, new))  in tst_cap_action()
79 		tst_brk(TBROK | TERRNO, "tst_capset(%s)", cap->name);  in tst_cap_action()
84 	struct tst_cap *cap;  in tst_cap_setup()  local
86 	for (cap = caps; cap->action; cap++) {  in tst_cap_setup()
87 		if (cap->action & action_mask)  in tst_cap_setup()
88 			tst_cap_action(cap);  in tst_cap_setup()