1 /* SPDX-License-Identifier: GPL-2.0 */
6   * externally represented as variable-length strings
38 	memset(&c->range, 0, sizeof(c->range));  in mls_context_init()
45 	dst->range.level[0].sens = src->range.level[0].sens;  in mls_context_cpy()
46 	rc = ebitmap_cpy(&dst->range.level[0].cat, &src->range.level[0].cat);  in mls_context_cpy()
50 	dst->range.level[1].sens = src->range.level[1].sens;  in mls_context_cpy()
51 	rc = ebitmap_cpy(&dst->range.level[1].cat, &src->range.level[1].cat);  in mls_context_cpy()
53 		ebitmap_destroy(&dst->range.level[0].cat);  in mls_context_cpy()
65 	dst->range.level[0].sens = src->range.level[0].sens;  in mls_context_cpy_low()
66 	rc = ebitmap_cpy(&dst->range.level[0].cat, &src->range.level[0].cat);  in mls_context_cpy_low()
70 	dst->range.level[1].sens = src->range.level[0].sens;  in mls_context_cpy_low()
71 	rc = ebitmap_cpy(&dst->range.level[1].cat, &src->range.level[0].cat);  in mls_context_cpy_low()
73 		ebitmap_destroy(&dst->range.level[0].cat);  in mls_context_cpy_low()
85 	dst->range.level[0].sens = src->range.level[1].sens;  in mls_context_cpy_high()
86 	rc = ebitmap_cpy(&dst->range.level[0].cat, &src->range.level[1].cat);  in mls_context_cpy_high()
90 	dst->range.level[1].sens = src->range.level[1].sens;  in mls_context_cpy_high()
91 	rc = ebitmap_cpy(&dst->range.level[1].cat, &src->range.level[1].cat);  in mls_context_cpy_high()
93 		ebitmap_destroy(&dst->range.level[0].cat);  in mls_context_cpy_high()
100 	return ((c1->range.level[0].sens == c2->range.level[0].sens) &&  in mls_context_cmp()
101 		ebitmap_cmp(&c1->range.level[0].cat, &c2->range.level[0].cat) &&  in mls_context_cmp()
102 		(c1->range.level[1].sens == c2->range.level[1].sens) &&  in mls_context_cmp()
103 		ebitmap_cmp(&c1->range.level[1].cat, &c2->range.level[1].cat));  in mls_context_cmp()
108 	ebitmap_destroy(&c->range.level[0].cat);  in mls_context_destroy()
109 	ebitmap_destroy(&c->range.level[1].cat);  in mls_context_destroy()
122 	dst->user = src->user;  in context_cpy()
123 	dst->role = src->role;  in context_cpy()
124 	dst->type = src->type;  in context_cpy()
125 	if (src->str) {  in context_cpy()
126 		dst->str = kstrdup(src->str, GFP_ATOMIC);  in context_cpy()
127 		if (!dst->str)  in context_cpy()
128 			return -ENOMEM;  in context_cpy()
129 		dst->len = src->len;  in context_cpy()
131 		dst->str = NULL;  in context_cpy()
132 		dst->len = 0;  in context_cpy()
136 		kfree(dst->str);  in context_cpy()
144 	c->user = c->role = c->type = 0;  in context_destroy()
145 	kfree(c->str);  in context_destroy()
146 	c->str = NULL;  in context_destroy()
147 	c->len = 0;  in context_destroy()
153 	if (c1->len && c2->len)  in context_cmp()
154 		return (c1->len == c2->len && !strcmp(c1->str, c2->str));  in context_cmp()
155 	if (c1->len || c2->len)  in context_cmp()
157 	return ((c1->user == c2->user) &&  in context_cmp()
158 		(c1->role == c2->role) &&  in context_cmp()
159 		(c1->type == c2->type) &&  in context_cmp()