| Quellcodebibliothek Statistik Leitseite products/Sources/formale Sprachen/C/Linux/security/selinux/ss/ (Open Source Betriebssystem Version 6.17.9©) Datei vom 24.10.2025 mit Größe 867 B |
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Quelle context.c Sprache: C |
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/* SPDX-License-Identifier: GPL-2.0 */ /* * Implementations of the security context functions. * * Author: Ondrej Mosnacek <omosnacek@gmail.com> * Copyright (C) 2020 Red Hat, Inc. */ #include <linux/jhash.h> #include "context.h" #include "mls.h" u32 context_compute_hash(const struct context *c) { u32 hash = 0; /* * If a context is invalid, it will always be represented by a * context struct with only the len & str set (and vice versa) * under a given policy. Since context structs from different * policies should never meet, it is safe to hash valid and * invalid contexts differently. The context_equal() function * already operates under the same assumption. */ if (c->len) return full_name_hash(NULL, c->str, c->len); hash = jhash_3words(c->user, c->role, c->type, hash); hash = mls_range_hash(&c->range, hash); return hash; }
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2026-04-04