1 /* Type definitions used in RS.
6 /* Definition of an entry of the boot image priv table. */
7 struct boot_image_priv
{
8 endpoint_t endpoint
; /* process endpoint number */
9 char label
[RS_MAX_LABEL_LEN
]; /* label to assign to this service */
11 int flags
; /* privilege flags */
14 /* Definition of an entry of the boot image sys table. */
15 struct boot_image_sys
{
16 endpoint_t endpoint
; /* process endpoint number */
18 int flags
; /* system flags */
21 /* Definition of an entry of the boot image dev table. */
22 struct boot_image_dev
{
23 endpoint_t endpoint
; /* process endpoint number */
25 dev_t dev_nr
; /* major device number */
28 /* Definition of the update descriptors. */
31 int lu_flags
; /* user-specified live update flags */
32 int init_flags
; /* user-specified init flags */
33 int prepare_state
; /* the state the process has to prepare for the update */
34 endpoint_t state_endpoint
; /* the custom process to transfer the state from (if any). */
35 clock_t prepare_tm
; /* timestamp of when the update was scheduled */
36 clock_t prepare_maxtime
; /* max time to wait for the process to be ready */
37 struct rproc
*rp
; /* the process under update */
38 struct rs_state_data prepare_state_data
; /* state data for the update */
39 cp_grant_id_t prepare_state_data_gid
; /* state data gid */
40 struct rprocupd
*prev_rpupd
; /* the previous process under update */
41 struct rprocupd
*next_rpupd
; /* the next process under update */
44 int flags
; /* flags to keep track of the status of the update */
45 int num_rpupds
; /* number of descriptors scheduled for the update */
46 int num_init_ready_pending
; /* number of pending init ready messages */
47 struct rprocupd
*curr_rpupd
; /* the current descriptor under update */
48 struct rprocupd
*first_rpupd
; /* first descriptor scheduled for the update */
49 struct rprocupd
*last_rpupd
; /* last descriptor scheduled for the update */
50 struct rprocupd
*vm_rpupd
; /* VM descriptor scheduled for the update */
51 struct rprocupd
*rs_rpupd
; /* RS descriptor scheduled for the update */
54 /* Definition of an entry of the system process table. */
55 typedef struct priv ixfer_priv_s
;
57 struct rprocpub
*r_pub
; /* pointer to the corresponding public entry */
58 struct rproc
*r_old_rp
; /* pointer to the slot with the old version */
59 struct rproc
*r_new_rp
; /* pointer to the slot with the new version */
60 struct rproc
*r_prev_rp
; /* pointer to the slot with the prev replica */
61 struct rproc
*r_next_rp
; /* pointer to the slot with the next replica */
62 struct rprocupd r_upd
; /* update descriptor */
63 pid_t r_pid
; /* process id, -1 if the process is not there */
65 int r_asr_count
; /* number of live updates with ASR */
66 int r_restarts
; /* number of restarts (initially zero) */
67 long r_backoff
; /* number of periods to wait before revive */
68 unsigned r_flags
; /* status and policy flags */
69 int r_init_err
; /* error code at initialization time */
71 long r_period
; /* heartbeat period (or zero) */
72 clock_t r_check_tm
; /* timestamp of last check */
73 clock_t r_alive_tm
; /* timestamp of last heartbeat */
74 clock_t r_stop_tm
; /* timestamp of SIGTERM signal */
75 endpoint_t r_caller
; /* RS_LATEREPLY caller */
76 int r_caller_request
; /* RS_LATEREPLY caller request */
78 char r_cmd
[MAX_COMMAND_LEN
]; /* raw command plus arguments */
79 char r_args
[MAX_COMMAND_LEN
]; /* null-separated raw command plus arguments */
80 #define ARGV_ELEMENTS (MAX_NR_ARGS+2) /* path, args, null */
81 char *r_argv
[ARGV_ELEMENTS
];
82 int r_argc
; /* number of arguments */
83 char r_script
[MAX_SCRIPT_LEN
]; /* name of the restart script executable */
85 char *r_exec
; /* Executable image */
86 size_t r_exec_len
; /* Length of image */
88 ixfer_priv_s r_priv
; /* Privilege structure to be passed to the
92 endpoint_t r_scheduler
; /* scheduler */
93 int r_priority
; /* negative values are reserved for special meanings */
96 vir_bytes r_map_prealloc_addr
; /* preallocated mmap address */
97 size_t r_map_prealloc_len
; /* preallocated mmap len */
99 /* Backup values from the privilege structure. */
100 struct io_range r_io_tab
[NR_IO_RANGE
];
102 int r_irq_tab
[NR_IRQ
];
105 char r_ipc_list
[MAX_IPC_LIST
];
107 char r_control
[RS_NR_CONTROL
][RS_MAX_LABEL_LEN
];
110 #endif /* RS_TYPE_H */