New IPC error codes: ESRCDIED, EDSTDIED, ETRAPDENIED.
New getsysinfo type to get DS store contents from IS. New Data Store (DS) server message types and arguments.
This commit is contained in:
Jorrit Herder
parent
1058d49249
commit
e6c1aeade0
4 changed files with 36 additions and 13 deletions
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@ -111,6 +111,9 @@ extern int errno; /* place where the error numbers go */
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#define EDEADSRCDST (_SIGN 105) /* source or destination is not alive */
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#define ENOTREADY (_SIGN 106) /* source or destination is not ready */
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#define EBADREQUEST (_SIGN 107) /* destination cannot handle request */
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#define ESRCDIED (_SIGN 108) /* source just died */
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#define EDSTDIED (_SIGN 109) /* destination just died */
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#define ETRAPDENIED (_SIGN 110) /* IPC trap not allowed */
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#define EDONTREPLY (_SIGN 201) /* pseudo-code: don't send a reply */
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#endif /* _ERRNO_H */
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@ -38,7 +38,8 @@
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#define LOG_PROC_NR 4 /* log device driver */
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#define TTY_PROC_NR 5 /* terminal (TTY) driver */
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#define DRVR_PROC_NR 6 /* device driver for boot medium */
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#define INIT_PROC_NR 7 /* init -- goes multiuser */
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#define DS_PROC_NR 7 /* data store server */
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#define INIT_PROC_NR 8 /* init -- goes multiuser */
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/* Number of processes contained in the system image. */
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#define NR_BOOT_PROCS (NR_TASKS + INIT_PROC_NR + 1)
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@ -77,7 +78,7 @@
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#define DEV_RQ_BASE 0x400 /* base for device request types */
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#define DEV_RS_BASE 0x500 /* base for device response types */
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#define CANCEL (DEV_RQ_BASE + 0) /* general req to force a task to cancel */
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#define CANCEL (DEV_RQ_BASE + 0) /* force a task to cancel */
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#define DEV_READ (DEV_RQ_BASE + 3) /* read from minor device */
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#define DEV_WRITE (DEV_RQ_BASE + 4) /* write to minor device */
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#define DEV_IOCTL (DEV_RQ_BASE + 5) /* I/O control code */
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@ -378,20 +379,37 @@
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#define SEL_TIMEOUT m8_p4
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/*===========================================================================*
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* Messages for system management server *
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* Messages for the Reincarnation Server *
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*===========================================================================*/
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#define SRV_RQ_BASE 0x700
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#define RS_RQ_BASE 0x700
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#define SRV_UP (SRV_RQ_BASE + 0) /* start system service */
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#define SRV_DOWN (SRV_RQ_BASE + 1) /* stop system service */
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#define SRV_SHUTDOWN (SRV_RQ_BASE + 2) /* alert about shutdown */
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#define RS_UP (RS_RQ_BASE + 0) /* start system service */
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#define RS_DOWN (RS_RQ_BASE + 1) /* stop system service */
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#define RS_REFRESH (RS_RQ_BASE + 2) /* restart system service */
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#define RS_SHUTDOWN (RS_RQ_BASE + 3) /* alert about shutdown */
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# define SRV_CMD_ADDR m1_p1 /* command string */
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# define SRV_CMD_LEN m1_i1 /* length of command */
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# define SRV_PID m1_i1 /* pid of system service */
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# define SRV_PERIOD m1_i2 /* heartbeat period */
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# define SRV_DEV_MAJOR m1_i3 /* major device number */
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# define RS_CMD_ADDR m1_p1 /* command string */
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# define RS_CMD_LEN m1_i1 /* length of command */
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# define RS_PID m1_i1 /* pid of system service */
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# define RS_PERIOD m1_i2 /* heartbeat period */
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# define RS_DEV_MAJOR m1_i3 /* major device number */
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/*===========================================================================*
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* Messages for the Data Store Server *
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*===========================================================================*/
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#define DS_RQ_BASE 0x800
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#define DS_PUBLISH (DS_RQ_BASE + 0) /* publish information */
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#define DS_RETRIEVE (DS_RQ_BASE + 1) /* retrieve information */
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#define DS_SUBSCRIBE (DS_RQ_BASE + 2) /* subscribe to information */
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# define DS_KEY m2_i1 /* key for the information */
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# define DS_FLAGS m2_i2 /* flags provided by caller */
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# define DS_AUTH m2_p1 /* authorization of caller */
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# define DS_VAL_L1 m2_l1 /* first long data value */
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# define DS_VAL_L2 m2_l2 /* second long data value */
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/*===========================================================================*
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* Miscellaneous messages used by TTY *
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@ -96,7 +96,8 @@ struct kinfo {
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phys_bytes kmem_size;
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phys_bytes bootdev_base; /* boot device from boot image (/dev/boot) */
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phys_bytes bootdev_size;
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phys_bytes bootdev_mem;
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phys_bytes ramdev_base; /* boot device from boot image (/dev/boot) */
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phys_bytes ramdev_size;
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phys_bytes params_base; /* parameters passed by boot monitor */
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phys_bytes params_size;
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int nr_procs; /* number of user processes */
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@ -41,6 +41,7 @@
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#define SI_PROC_TAB 2 /* copy of entire process table */
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#define SI_DMAP_TAB 3 /* get device <-> driver mappings */
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#define SI_MEM_ALLOC 4 /* get memory allocation data */
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#define SI_DATA_STORE 5 /* get copy of data store */
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/* NULL must be defined in <unistd.h> according to POSIX Sec. 2.7.1. */
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#define NULL ((void *)0)
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