1 /* 2 * Copyright (c) 2017 Cyril Hrubis <chrubis (at) suse.cz> 3 * 4 * This program is free software: you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation, either version 2 of the License, or 7 * (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program. If not, see <http://www.gnu.org/licenses/>. 16 */ 17 18 #ifndef KEYCTL_H__ 19 #define KEYCTL_H__ 20 21 #include "config.h" 22 23 #if defined(HAVE_KEYUTILS_H) && defined(HAVE_LIBKEYUTILS) 24 # include <keyutils.h> 25 #else 26 # ifdef HAVE_LINUX_KEYCTL_H 27 # include <linux/keyctl.h> 28 # endif /* HAVE_LINUX_KEYCTL_H */ 29 30 # include <stdarg.h> 31 # include <stdint.h> 32 # include "lapi/syscalls.h" 33 typedef int32_t key_serial_t; 34 35 static inline key_serial_t add_key(const char *type, 36 const char *description, 37 const void *payload, 38 size_t plen, 39 key_serial_t ringid) 40 { 41 return tst_syscall(__NR_add_key, 42 type, description, payload, plen, ringid); 43 } 44 45 static inline key_serial_t request_key(const char *type, 46 const char *description, 47 const char *callout_info, 48 key_serial_t destringid) 49 { 50 return tst_syscall(__NR_request_key, 51 type, description, callout_info, destringid); 52 } 53 54 static inline long keyctl(int cmd, ...) 55 { 56 va_list va; 57 unsigned long arg2, arg3, arg4, arg5; 58 59 va_start(va, cmd); 60 arg2 = va_arg(va, unsigned long); 61 arg3 = va_arg(va, unsigned long); 62 arg4 = va_arg(va, unsigned long); 63 arg5 = va_arg(va, unsigned long); 64 va_end(va); 65 66 return tst_syscall(__NR_keyctl, cmd, arg2, arg3, arg4, arg5); 67 } 68 69 static inline key_serial_t keyctl_join_session_keyring(const char *name) { 70 return keyctl(KEYCTL_JOIN_SESSION_KEYRING, name); 71 } 72 73 #endif /* defined(HAVE_KEYUTILS_H) && defined(HAVE_LIBKEYUTILS) */ 74 75 /* special process keyring shortcut IDs */ 76 #ifndef KEY_SPEC_THREAD_KEYRING 77 # define KEY_SPEC_THREAD_KEYRING -1 78 #endif 79 80 #ifndef KEY_SPEC_PROCESS_KEYRING 81 # define KEY_SPEC_PROCESS_KEYRING -2 82 #endif 83 84 #ifndef KEY_SPEC_SESSION_KEYRING 85 # define KEY_SPEC_SESSION_KEYRING -3 86 #endif 87 88 #ifndef KEY_SPEC_USER_KEYRING 89 # define KEY_SPEC_USER_KEYRING -4 90 #endif 91 92 93 #ifndef KEY_SPEC_USER_SESSION_KEYRING 94 # define KEY_SPEC_USER_SESSION_KEYRING -5 95 #endif 96 97 /* request-key default keyrings */ 98 #ifndef KEY_REQKEY_DEFL_THREAD_KEYRING 99 # define KEY_REQKEY_DEFL_THREAD_KEYRING 1 100 #endif 101 102 #ifndef KEY_REQKEY_DEFL_DEFAULT 103 # define KEY_REQKEY_DEFL_DEFAULT 0 104 #endif 105 106 /* keyctl commands */ 107 #ifndef KEYCTL_GET_KEYRING_ID 108 # define KEYCTL_GET_KEYRING_ID 0 109 #endif 110 111 #ifndef KEYCTL_JOIN_SESSION_KEYRING 112 # define KEYCTL_JOIN_SESSION_KEYRING 1 113 #endif 114 115 #ifndef KEYCTL_UPDATE 116 # define KEYCTL_UPDATE 2 117 #endif 118 119 #ifndef KEYCTL_REVOKE 120 # define KEYCTL_REVOKE 3 121 #endif 122 123 #ifndef KEYCTL_SETPERM 124 # define KEYCTL_SETPERM 5 125 #endif 126 127 #ifndef KEYCTL_CLEAR 128 # define KEYCTL_CLEAR 7 129 #endif 130 131 #ifndef KEYCTL_UNLINK 132 # define KEYCTL_UNLINK 9 133 #endif 134 135 #ifndef KEYCTL_READ 136 # define KEYCTL_READ 11 137 #endif 138 139 #ifndef KEYCTL_SET_REQKEY_KEYRING 140 # define KEYCTL_SET_REQKEY_KEYRING 14 141 #endif 142 143 #ifndef KEYCTL_SET_TIMEOUT 144 # define KEYCTL_SET_TIMEOUT 15 145 #endif 146 147 #endif /* KEYCTL_H__ */ 148
