launchd/src/launch_priv.h

   1 /*
   2  * Copyright (c) 2005 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_APACHE_LICENSE_HEADER_START@
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  *     http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  * @APPLE_APACHE_LICENSE_HEADER_END@
  19  */
  20 #ifndef _LAUNCH_PRIV_H_
  21 #define _LAUNCH_PRIV_H_
  22
  23 #include <mach/mach.h>
  24 #include <sys/types.h>
  25 #include <launch.h>
  26 #include <unistd.h>
  27 #include <paths.h>
  28 #include <uuid/uuid.h>
  29
  30 #pragma GCC visibility push(default)
  31
  32 __BEGIN_DECLS
  33
  34 #define LAUNCH_KEY_SETUSERENVIRONMENT                                   "SetUserEnvironment"
  35 #define LAUNCH_KEY_UNSETUSERENVIRONMENT                                 "UnsetUserEnvironment"
  36 #define LAUNCH_KEY_SHUTDOWN                                                             "Shutdown"
  37 #define LAUNCH_KEY_SINGLEUSER                                                   "SingleUser"
  38 #define LAUNCH_KEY_GETRESOURCELIMITS                                    "GetResourceLimits"
  39 #define LAUNCH_KEY_SETRESOURCELIMITS                                    "SetResourceLimits"
  40 #define LAUNCH_KEY_GETRUSAGESELF                                                "GetResourceUsageSelf"
  41 #define LAUNCH_KEY_GETRUSAGECHILDREN                                    "GetResourceUsageChildren"
  42 #define LAUNCH_KEY_SETPRIORITYLIST                                              "SetPriorityList"
  43
  44 #define LAUNCHD_SOCKET_ENV                                                              "LAUNCHD_SOCKET"
  45 #define LAUNCHD_SOCK_PREFIX                                                             _PATH_VARTMP "launchd"
  46 #define LAUNCHD_TRUSTED_FD_ENV                                                  "__LAUNCHD_FD"
  47 #define LAUNCHD_ASYNC_MSG_KEY                                                   "_AsyncMessage"
  48 #define LAUNCH_KEY_BATCHCONTROL                                                 "BatchControl"
  49 #define LAUNCH_KEY_BATCHQUERY                                                   "BatchQuery"
  50 #define LAUNCHD_DO_APPLE_INTERNAL_LOGGING                               "__DoAppleInternalLogging__"
  51
  52 #define LAUNCH_KEY_JETSAMLABEL                                                  "JetsamLabel"
  53 #define LAUNCH_KEY_JETSAMFRONTMOST                                              "JetsamFrontmost"
  54 #define LAUNCH_KEY_JETSAMPRIORITY                                               "JetsamPriority"
  55
  56 #define LAUNCH_JOBKEY_TRANSACTIONCOUNT                                  "TransactionCount"
  57 #define LAUNCH_JOBKEY_QUARANTINEDATA                                    "QuarantineData"
  58 #define LAUNCH_JOBKEY_SANDBOXPROFILE                                    "SandboxProfile"
  59 #define LAUNCH_JOBKEY_SANDBOXFLAGS                                              "SandboxFlags"
  60 #define LAUNCH_JOBKEY_SANDBOX_NAMED                                             "Named"
  61 #define LAUNCH_JOBKEY_JETSAMPRIORITY                                    "JetsamPriority"
  62 #define LAUNCH_JOBKEY_SECURITYSESSIONUUID                               "SecuritySessionUUID"
  63
  64 #define LAUNCH_JOBKEY_EMBEDDEDPRIVILEGEDISPENSATION             "EmbeddedPrivilegeDispensation"
  65 #define LAUNCH_JOBKEY_EMBEDDEDMAINTHREADPRIORITY                "EmbeddedMainThreadPriority"
  66
  67 #define LAUNCH_JOBKEY_ENTERKERNELDEBUGGERBEFOREKILL             "EnterKernelDebuggerBeforeKill"
  68 #define LAUNCH_JOBKEY_PERJOBMACHSERVICES                                "PerJobMachServices"
  69 #define LAUNCH_JOBKEY_SERVICEIPC                                                "ServiceIPC"
  70 #define LAUNCH_JOBKEY_BINARYORDERPREFERENCE                             "BinaryOrderPreference"
  71 #define LAUNCH_JOBKEY_MACHEXCEPTIONHANDLER                              "MachExceptionHandler"
  72
  73 #define LAUNCH_JOBKEY_MACH_KUNCSERVER                                   "kUNCServer"
  74 #define LAUNCH_JOBKEY_MACH_EXCEPTIONSERVER                              "ExceptionServer"
  75 #define LAUNCH_JOBKEY_MACH_TASKSPECIALPORT                              "TaskSpecialPort"
  76 #define LAUNCH_JOBKEY_MACH_HOSTSPECIALPORT                              "HostSpecialPort"
  77 #define LAUNCH_JOBKEY_MACH_ENTERKERNELDEBUGGERONCLOSE   "EnterKernelDebuggerOnClose"
  78
  79 typedef struct _launch *launch_t;
  80
  81 launch_t launchd_fdopen(int, int);
  82 int launchd_getfd(launch_t);
  83 void launchd_close(launch_t, __typeof__(close) closefunc);
  84
  85 launch_data_t   launch_data_new_errno(int);
  86 bool            launch_data_set_errno(launch_data_t, int);
  87
  88 int launchd_msg_send(launch_t, launch_data_t);
  89 int launchd_msg_recv(launch_t, void (*)(launch_data_t, void *), void *);
  90
  91 /* For LoginWindow.
  92  *
  93  * After this call, the task's bootstrap port is set to the per session launchd.
  94  *
  95  * This returns 1 on success (it used to return otherwise), and -1 on failure.
  96  */
  97 #define LOAD_ONLY_SAFEMODE_LAUNCHAGENTS 1 << 0
  98 #define LAUNCH_GLOBAL_ON_DEMAND                 1 << 1
  99 pid_t create_and_switch_to_per_session_launchd(const char * /* loginname */, int flags, ...);
 100
 101 /* Also for LoginWindow.
 102  *
 103  * This is will load jobs at the LoginWindow prompt.
 104  */
 105 void load_launchd_jobs_at_loginwindow_prompt(int flags, ...);
 106
 107
 108 /* batch jobs will be implicity re-enabled when the last application who
 109  * disabled them exits.
 110  *
 111  * This API is really a hack to work around the lack of real-time APIs
 112  * at the VFS layer.
 113  */
 114 void launchd_batch_enable(bool);
 115 bool launchd_batch_query(void);
 116
 117 /* For CoreProcesses
 118  */
 119
 120 #define SPAWN_VIA_LAUNCHD_STOPPED       0x0001
 121
 122 struct spawn_via_launchd_attr {
 123         uint64_t                spawn_flags;
 124         const char *            spawn_path;
 125         const char *            spawn_chdir;
 126         const char *const *     spawn_env;
 127         const mode_t *          spawn_umask;
 128         mach_port_t *           spawn_observer_port;
 129         const cpu_type_t *      spawn_binpref;
 130         size_t                  spawn_binpref_cnt;
 131         void *                  spawn_quarantine;
 132         const char *            spawn_seatbelt_profile;
 133         const uint64_t *        spawn_seatbelt_flags;
 134 };
 135
 136 #define spawn_via_launchd(a, b, c) _spawn_via_launchd(a, b, c, 2)
 137 pid_t _spawn_via_launchd(
 138                 const char *label,
 139                 const char *const *argv,
 140                 const struct spawn_via_launchd_attr *spawn_attrs,
 141                 int struct_version);
 142
 143 kern_return_t mpm_wait(mach_port_t ajob, int *wstatus);
 144
 145 kern_return_t mpm_uncork_fork(mach_port_t ajob);
 146
 147
 148 __END_DECLS
 149
 150 #pragma GCC visibility pop
 151
 152
 153 #endif