--- /dev/null
+#define OK 0
+#define ERROR 1
+#define EPERM 1
+#define ENOENT 2
+#define ESRCH 3
+#define EINTR 4
+#define EIO 5
+#define ENXIO 6
+#define E2BIG 7
+#define ENOEXEC 8
+#define EBADF 9
+#define ECHILD 10
+#define EAGAIN 11
+#define ENOMEM 12
+#define EACCES 13
+#define EFAULT 14
+#define ENOTBLK 15
+#define EBUSY 16
+#define EEXIST 17
+#define EXDEV 18
+#define ENODEV 19
+#define ENOTDIR 20
+#define EISDIR 21
+#define EINVAL 22
+#define ENFILE 23
+#define EMFILE 24
+#define ENOTTY 25
+#define ETXTBSY 26
+#define EFBIG 27
+#define ENOSPC 28
+#define ESPIPE 29
+#define EROFS 30
+#define EMLINK 31
+#define EPIPE 32
+#define EDOM 33
+#define ERANGE 34
+
+#define E_LOCKED 101
+#define E_BAD_CALL 102
+#define E_LONG_STRING 103
+
--- /dev/null
+#define NCALLS 69 /* number of system calls allowed */
+
+#define EXIT 1
+#define FORK 2
+#define READ 3
+#define WRITE 4
+#define OPEN 5
+#define CLOSE 6
+#define WAIT 7
+#define CREAT 8
+#define LINK 9
+#define UNLINK 10
+#define CHDIR 12
+#define TIME 13
+#define MKNOD 14
+#define CHMOD 15
+#define CHOWN 16
+#define BRK 17
+#define STAT 18
+#define LSEEK 19
+#define GETPID 20
+#define MOUNT 21
+#define UMOUNT 22
+#define SETUID 23
+#define GETUID 24
+#define STIME 25
+#define ALARM 27
+#define FSTAT 28
+#define PAUSE 29
+#define UTIME 30
+#define ACCESS 33
+#define SYNC 36
+#define KILL 37
+#define DUP 41
+#define PIPE 42
+#define TIMES 43
+#define SETGID 46
+#define GETGID 47
+#define SIGNAL 48
+#define IOCTL 54
+#define EXEC 59
+#define UMASK 60
+#define CHROOT 61
+
+/* The following are not system calls, but are processed like them. */
+#define KSIG 64 /* kernel detected a signal */
+#define UNPAUSE 65 /* to MM or FS: check for EINTR */
+#define BRK2 66 /* to MM: used to say how big FS & INIT are */
+#define REVIVE 67 /* to FS: revive a sleeping process */
+#define TASK_REPLY 68 /* to FS: reply code from tty task */
--- /dev/null
+/* System calls. */
+#define SEND 1 /* function code for sending messages */
+#define RECEIVE 2 /* function code for receiving messages */
+#define BOTH 3 /* function code for SEND + RECEIVE */
+#define ANY (NR_PROCS+100) /* receive(ANY, buf) accepts from any source */
+
+/* Task numbers, function codes and reply codes. */
+#define HARDWARE -1 /* used as source on interrupt generated msgs */
+
+#define SYSTASK -2 /* internal functions */
+# define SYS_XIT 1 /* fcn code for sys_xit(parent, proc) */
+# define SYS_GETSP 2 /* fcn code for sys_sp(proc, &new_sp) */
+# define SYS_SIG 3 /* fcn code for sys_sig(proc, sig) */
+# define SYS_FORK 4 /* fcn code for sys_fork(parent, child) */
+# define SYS_NEWMAP 5 /* fcn code for sys_newmap(procno, map_ptr) */
+# define SYS_COPY 6 /* fcn code for sys_copy(ptr) */
+# define SYS_EXEC 7 /* fcn code for sys_exec(procno, new_sp) */
+# define SYS_TIMES 8 /* fcn code for sys_times(procno, bufptr) */
+# define SYS_ABORT 9 /* fcn code for sys_abort() */
+#ifdef ATARI_ST
+# define SYS_FRESH 10 /* fcn code for sys_fresh() */
+#endif
+
+#define CLOCK -3 /* clock class */
+# define SET_ALARM 1 /* fcn code to CLOCK, set up alarm */
+# define CLOCK_TICK 2 /* fcn code for clock tick */
+# define GET_TIME 3 /* fcn code to CLOCK, get real time */
+# define SET_TIME 4 /* fcn code to CLOCK, set real time */
+# define REAL_TIME 1 /* reply from CLOCK: here is real time */
+
+#define MEM -4 /* /dev/ram, /dev/(k)mem and /dev/null class */
+# define RAM_DEV 0 /* minor device for /dev/ram */
+# define MEM_DEV 1 /* minor device for /dev/mem */
+# define KMEM_DEV 2 /* minor device for /dev/kmem */
+# define NULL_DEV 3 /* minor device for /dev/null */
+
+#define FLOPPY -5 /* floppy disk class */
+#define WINCHESTER -6 /* winchester (hard) disk class */
+# define DISKINT 1 /* fcn code for disk interupt */
+# define DISK_READ 3 /* fcn code to DISK (must equal TTY_READ) */
+# define DISK_WRITE 4 /* fcn code to DISK (must equal TTY_WRITE) */
+# define DISK_IOCTL 5 /* fcn code for setting up RAM disk */
+
+#define TTY -7 /* terminal I/O class */
+#define PRINTER -8 /* printer I/O class */
+# define TTY_CHAR_INT 1 /* fcn code for tty input interrupt */
+# define TTY_O_DONE 2 /* fcn code for tty output done */
+# define TTY_READ 3 /* fcn code for reading from tty */
+# define TTY_WRITE 4 /* fcn code for writing to tty */
+# define TTY_IOCTL 5 /* fcn code for ioctl */
+# define SUSPEND -998 /* used in interrupts when tty has no data */
+
+/* Names of message fields for messages to CLOCK task. */
+#define DELTA_TICKS m6_l1 /* alarm interval in clock ticks */
+#define FUNC_TO_CALL m6_f1 /* pointer to function to call */
+#define NEW_TIME m6_l1 /* value to set clock to (SET_TIME) */
+#define CLOCK_PROC_NR m6_i1 /* which proc (or task) wants the alarm? */
+#define SECONDS_LEFT m6_l1 /* how many seconds were remaining */
+
+/* Names of message fields used for messages to block and character tasks. */
+#define DEVICE m2_i1 /* major-minor device */
+#define PROC_NR m2_i2 /* which (proc) wants I/O? */
+#define COUNT m2_i3 /* how many bytes to transfer */
+#define POSITION m2_l1 /* file offset */
+#define ADDRESS m2_p1 /* core buffer address */
+
+/* Names of message fields for messages to TTY task. */
+#define TTY_LINE m2_i1 /* message parameter: terminal line */
+#define TTY_REQUEST m2_i3 /* message parameter: ioctl request code */
+#define TTY_SPEK m2_l1 /* message parameter: ioctl speed, erasing */
+#define TTY_FLAGS m2_l2 /* message parameter: ioctl tty mode */
+
+/* Names of messages fields used in reply messages from tasks. */
+#define REP_PROC_NR m2_i1 /* # of proc on whose behalf I/O was done */
+#define REP_STATUS m2_i2 /* bytes transferred or error number */
+
+/* Names of fields for copy message to SYSTASK. */
+#define SRC_SPACE m5_c1 /* T or D space (stack is also D) */
+#define SRC_PROC_NR m5_i1 /* process to copy from */
+#define SRC_BUFFER m5_l1 /* virtual address where data come from */
+#define DST_SPACE m5_c2 /* T or D space (stack is also D) */
+#define DST_PROC_NR m5_i2 /* process to copy to */
+#define DST_BUFFER m5_l2 /* virtual address where data go to */
+#define COPY_BYTES m5_l3 /* number of bytes to copy */
+
+/* Field names for accounting, SYSTASK and miscellaneous. */
+#define USER_TIME m4_l1 /* user time consumed by process */
+#define SYSTEM_TIME m4_l2 /* system time consumed by process */
+#define CHILD_UTIME m4_l3 /* user time consumed by process' children */
+#define CHILD_STIME m4_l4 /* system time consumed by proces children */
+
+#define PROC1 m1_i1 /* indicates a process */
+#define PROC2 m1_i2 /* indicates a process */
+#define PID m1_i3 /* process id passed from MM to kernel */
+#define STACK_PTR m1_p1 /* used for stack ptr in sys_exec, sys_getsp */
+#define PR m6_i1 /* process number for sys_sig */
+#define SIGNUM m6_i2 /* signal number for sys_sig */
+#define FUNC m6_f1 /* function pointer for sys_sig */
+#define MEM_PTR m1_p1 /* tells where memory map is for sys_newmap */
+#define CANCEL 0 /* general request to force a task to cancel */
+#define SIG_MAP m1_i2 /* used by kernel for passing signal bit map */
--- /dev/null
+/* Copyright (C) 1987 by Prentice-Hall, Inc. Permission is hereby granted to
+ * private individuals and educational institutions to modify and
+ * redistribute the binary and source programs of this system to other
+ * private individuals and educational institutions for educational and
+ * research purposes. For corporate or commercial use, permission from
+ * Prentice-Hall is required. In general, such permission will be granted,
+ * subject to a few conditions.
+ */
+
+#define EXTERN extern /* used in *.h files */
+#define PRIVATE static /* PRIVATE x limits the scope of x */
+#define PUBLIC /* PUBLIC is the opposite of PRIVATE */
+#define FORWARD static /* some compilers require this to be 'static' */
+
+#define TRUE 1 /* used for turning integers into Booleans */
+#define FALSE 0 /* used for turning integers into Booleans */
+
+#define HZ 60 /* clock freq (software settable on IBM-PC) */
+#define BLOCK_SIZE 1024 /* # bytes in a disk block */
+#define SUPER_USER (uid) 0 /* uid of superuser */
+
+#define MAJOR 8 /* major device = (dev>>MAJOR) & 0377 */
+#define MINOR 0 /* minor device = (dev>>MINOR) & 0377 */
+
+#define NR_TASKS 8 /* number of tasks in the transfer vector */
+#define NR_PROCS 16 /* number of slots in proc table */
+#define NR_SEGS 3 /* # segments per process */
+#define T 0 /* proc[i].mem_map[T] is for text */
+#define D 1 /* proc[i].mem_map[D] is for data */
+#define S 2 /* proc[i].mem_map[S] is for stack */
+
+#define MAX_P_LONG 2147483647 /* maximum positive long, i.e. 2**31 - 1 */
+
+/* Memory is allocated in clicks. */
+#ifdef i8088
+#define CLICK_SIZE 0020 /* unit in which memory is allocated */
+#define CLICK_SHIFT 4 /* log2 of CLICK_SIZE */
+#endif
+#ifdef ATARI_ST
+#define CLICK_SIZE 256 /* unit in which memory is allocated */
+#define CLICK_SHIFT 8 /* log2 of CLICK_SIZE */
+#endif
+
+/* Process numbers of some important processes */
+#define MM_PROC_NR 0 /* process number of memory manager */
+#define FS_PROC_NR 1 /* process number of file system */
+#define INIT_PROC_NR 2 /* init -- the process that goes multiuser */
+#define LOW_USER 2 /* first user not part of operating system */
+
+/* Miscellaneous */
+#define BYTE 0377 /* mask for 8 bits */
+#define TO_USER 0 /* flag telling to copy from fs to user */
+#define FROM_USER 1 /* flag telling to copy from user to fs */
+#define READING 0 /* copy data to user */
+#define WRITING 1 /* copy data from user */
+#ifndef ATARI_ST
+#define ABS -999 /* this process means absolute memory */
+#endif
+
+#define WORD_SIZE 2 /* number of bytes per word */
+
+#define NIL_PTR (char *) 0 /* generally useful expression */
+
+#define NO_NUM 0x8000 /* used as numerical argument to panic() */
+#define MAX_PATH 128 /* max length of path names */
+#define SIG_PUSH_BYTES 8 /* how many bytes pushed by signal */
+#define MAX_ISTACK_BYTES 1024 /* maximum initial stack size for EXEC */
+
+/* Device numbers of root (RAM) and boot (fd0) devices. */
+#define ROOT_DEV (dev_nr) 256 /* major-minor device number of root dev */
+#define BOOT_DEV (dev_nr) 512 /* major-minor device number of boot diskette */
+
+/* Flag bits for i_mode in the inode. */
+#define I_TYPE 0170000 /* this field gives inode type */
+#define I_REGULAR 0100000 /* regular file, not dir or special */
+#define I_BLOCK_SPECIAL 0060000 /* block special file */
+#define I_DIRECTORY 0040000 /* file is a directory */
+#define I_CHAR_SPECIAL 0020000 /* character special file */
+#define I_SET_UID_BIT 0004000 /* set effective uid on exec */
+#define I_SET_GID_BIT 0002000 /* set effective gid on exec */
+#define ALL_MODES 0006777 /* all bits for user, group and others */
+#define RWX_MODES 0000777 /* mode bits for RWX only */
+#define R_BIT 0000004 /* Rwx protection bit */
+#define W_BIT 0000002 /* rWx protection bit */
+#define X_BIT 0000001 /* rwX protection bit */
+#define I_NOT_ALLOC 0000000 /* this inode is free */
--- /dev/null
+/* Error codes. They are negative since a few system calls, such as READ, can
+ * either return a positive number indicating success, or an error code.
+ */
+
+#define NERROR 34
+#define OK 0
+#define ERROR -1
+#define EPERM -1
+#define ENOENT -2
+#define ESRCH -3
+#define EINTR -4
+#define EIO -5
+#define ENXIO -6
+#define E2BIG -7
+#define ENOEXEC -8
+#define EBADF -9
+#define ECHILD -10
+#define EAGAIN -11
+#define ENOMEM -12
+#define EACCES -13
+#define EFAULT -14
+#define ENOTBLK -15
+#define EBUSY -16
+#define EEXIST -17
+#define EXDEV -18
+#define ENODEV -19
+#define ENOTDIR -20
+#define EISDIR -21
+#define EINVAL -22
+#define ENFILE -23
+#define EMFILE -24
+#define ENOTTY -25
+#define ETXTBSY -26
+#define EFBIG -27
+#define ENOSPC -28
+#define ESPIPE -29
+#define EROFS -30
+#define EMLINK -31
+#define EPIPE -32
+#define EDOM -33
+#define ERANGE -34
+
+#define E_LOCKED -101
+#define E_BAD_CALL -102
+#define E_LONG_STRING -103
+#define EOF -104 /* End Of File - used by drivers */
+
+/* The following error codes are generated by the kernel itself. */
+#define E_BAD_DEST -1 /* destination address illegal */
+#define E_BAD_SRC -2 /* source address illegal */
+#define E_TRY_AGAIN -3 /* can't send-- tables full */
+#define E_OVERRUN -4 /* interrupt for task that is not waiting */
+#define E_BAD_BUF -5 /* message buf outside caller's addr space */
+#define E_TASK -6 /* can't send to task */
+#define E_NO_MESSAGE -7 /* RECEIVE failed: no message present */
+#define E_NO_PERM -8 /* ordinary users can't send to tasks */
+#define E_BAD_FCN -9 /* only valid fcns are SEND, RECEIVE, BOTH */
+#define E_BAD_ADDR -10 /* bad address given to utility routine */
+#define E_BAD_PROC -11 /* bad proc number given to utility */
--- /dev/null
+/* Error codes. They are negative since a few system calls, such as READ, can
+ * either return a positive number indicating success, or an error code.
+ */
+
+#define NERROR 34
+#define OK 0
+#define ERROR -1
+#define EPERM -1
+#define ENOENT -2
+#define ESRCH -3
+#define EINTR -4
+#define EIO -5
+#define ENXIO -6
+#define E2BIG -7
+#define ENOEXEC -8
+#define EBADF -9
+#define ECHILD -10
+#define EAGAIN -11
+#define ENOMEM -12
+#define EACCES -13
+#define EFAULT -14
+#define ENOTBLK -15
+#define EBUSY -16
+#define EEXIST -17
+#define EXDEV -18
+#define ENODEV -19
+#define ENOTDIR -20
+#define EISDIR -21
+#define EINVAL -22
+#define ENFILE -23
+#define EMFILE -24
+#define ENOTTY -25
+#define ETXTBSY -26
+#define EFBIG -27
+#define ENOSPC -28
+#define ESPIPE -29
+#define EROFS -30
+#define EMLINK -31
+#define EPIPE -32
+#define EDOM -33
+#define ERANGE -34
+
+#define E_LOCKED -101
+#define E_BAD_CALL -102
+#define E_LONG_STRING -103
+#define EOF -104 /* End Of File - used by drivers */
+
+/* The following error codes are generated by the kernel itself. */
+#define E_BAD_DEST -1 /* destination address illegal */
+#define E_BAD_SRC -2 /* source address illegal */
+#define E_TRY_AGAIN -3 /* can't send-- tables full */
+#define E_OVERRUN -4 /* interrupt for task that is not waiting */
+#define E_BAD_BUF -5 /* message buf outside caller's addr space */
+#define E_TASK -6 /* can't send to task */
+#define E_NO_MESSAGE -7 /* RECEIVE failed: no message present */
+#define E_NO_PERM -8 /* ordinary users can't send to tasks */
+#define E_BAD_FCN -9 /* only valid fcns are SEND, RECEIVE, BOTH */
+#define E_BAD_ADDR -10 /* bad address given to utility routine */
+#define E_BAD_PROC -11 /* bad proc number given to utility */
--- /dev/null
+struct stat {
+ short int st_dev;
+ unsigned short st_ino;
+ unsigned short st_mode;
+ short int st_nlink;
+ short int st_uid;
+ short int st_gid;
+ short int st_rdev;
+ long st_size;
+ long st_atime;
+ long st_mtime;
+ long st_ctime;
+};
+
+/* Some common definitions. */
+#define S_IFMT 0170000 /* type of file */
+#define S_IFDIR 0040000 /* directory */
+#define S_IFCHR 0020000 /* character special */
+#define S_IFBLK 0060000 /* block special */
+#define S_IFREG 0100000 /* regular */
+#define S_ISUID 04000 /* set user id on execution */
+#define S_ISGID 02000 /* set group id on execution */
+#define S_ISVTX 01000 /* save swapped text even after use */
+#define S_IREAD 00400 /* read permission, owner */
+#define S_IWRITE 00200 /* write permission, owner */
+#define S_IEXEC 00100 /* execute/search permission, owner */
--- /dev/null
+/* Macros */
+#define MAX(a,b) (a > b ? a : b)
+#define MIN(a,b) (a < b ? a : b)
+
+/* Type definitions */
+typedef unsigned short unshort; /* must be 16-bit unsigned */
+typedef unshort block_nr; /* block number */
+#define NO_BLOCK (block_nr) 0 /* indicates the absence of a block number */
+#define MAX_BLOCK_NR (block_nr) 0177777
+
+typedef unshort inode_nr; /* inode number */
+#define NO_ENTRY (inode_nr) 0 /* indicates the absence of a dir entry */
+#define MAX_INODE_NR (inode_nr) 0177777
+
+typedef unshort zone_nr; /* zone number */
+#define NO_ZONE (zone_nr) 0 /* indicates the absence of a zone number */
+#define HIGHEST_ZONE (zone_nr) 0177777
+
+typedef unshort bit_nr; /* if inode_nr & zone_nr both unshort,
+ then also unshort, else long */
+
+typedef long zone_type; /* zone size */
+typedef unshort mask_bits; /* mode bits */
+typedef unshort dev_nr; /* major | minor device number */
+#define NO_DEV (dev_nr) ~0 /* indicates absence of a device number */
+
+typedef char links; /* number of links to an inode */
+#define MAX_LINKS 0177
+
+typedef long real_time; /* real time in seconds since Jan 1, 1980 */
+typedef long file_pos; /* position in, or length of, a file */
+#define MAX_FILE_POS 017777777777L
+typedef short int uid; /* user id */
+typedef char gid; /* group id */
+
+#ifdef i8088
+typedef unsigned vir_bytes; /* virtual addresses and lengths in bytes */
+#endif
+#ifdef ATARI_ST
+typedef long vir_bytes; /* virtual addresses and lengths in bytes */
+#endif
+typedef unsigned vir_clicks; /* virtual addresses and lengths in clicks */
+typedef long phys_bytes; /* physical addresses and lengths in bytes */
+typedef unsigned phys_clicks; /* physical addresses and lengths in clicks */
+typedef int signed_clicks; /* same length as phys_clicks, but signed */
+
+/* Types relating to messages. */
+#define M1 1
+#define M3 3
+#define M4 4
+#define M3_STRING 14
+
+typedef struct {int m1i1, m1i2, m1i3; char *m1p1, *m1p2, *m1p3;} mess_1;
+typedef struct {int m2i1, m2i2, m2i3; long m2l1, m2l2; char *m2p1;} mess_2;
+typedef struct {int m3i1, m3i2; char *m3p1; char m3ca1[M3_STRING];} mess_3;
+typedef struct {long m4l1, m4l2, m4l3, m4l4;} mess_4;
+typedef struct {char m5c1, m5c2; int m5i1, m5i2; long m5l1, m5l2, m5l3;} mess_5;
+typedef struct {int m6i1, m6i2, m6i3; long m6l1; int (*m6f1)();} mess_6;
+
+typedef struct {
+ int m_source; /* who sent the message */
+ int m_type; /* what kind of message is it */
+ union {
+ mess_1 m_m1;
+ mess_2 m_m2;
+ mess_3 m_m3;
+ mess_4 m_m4;
+ mess_5 m_m5;
+ mess_6 m_m6;
+ } m_u;
+} message;
+
+#define MESS_SIZE (sizeof(message))
+#define NIL_MESS (message *) 0
+
+/* The following defines provide names for useful members. */
+#define m1_i1 m_u.m_m1.m1i1
+#define m1_i2 m_u.m_m1.m1i2
+#define m1_i3 m_u.m_m1.m1i3
+#define m1_p1 m_u.m_m1.m1p1
+#define m1_p2 m_u.m_m1.m1p2
+#define m1_p3 m_u.m_m1.m1p3
+
+#define m2_i1 m_u.m_m2.m2i1
+#define m2_i2 m_u.m_m2.m2i2
+#define m2_i3 m_u.m_m2.m2i3
+#define m2_l1 m_u.m_m2.m2l1
+#define m2_l2 m_u.m_m2.m2l2
+#define m2_p1 m_u.m_m2.m2p1
+
+#define m3_i1 m_u.m_m3.m3i1
+#define m3_i2 m_u.m_m3.m3i2
+#define m3_p1 m_u.m_m3.m3p1
+#define m3_ca1 m_u.m_m3.m3ca1
+
+
+#define m4_l1 m_u.m_m4.m4l1
+#define m4_l2 m_u.m_m4.m4l2
+#define m4_l3 m_u.m_m4.m4l3
+#define m4_l4 m_u.m_m4.m4l4
+
+#define m5_c1 m_u.m_m5.m5c1
+#define m5_c2 m_u.m_m5.m5c2
+#define m5_i1 m_u.m_m5.m5i1
+#define m5_i2 m_u.m_m5.m5i2
+#define m5_l1 m_u.m_m5.m5l1
+#define m5_l2 m_u.m_m5.m5l2
+#define m5_l3 m_u.m_m5.m5l3
+
+#define m6_i1 m_u.m_m6.m6i1
+#define m6_i2 m_u.m_m6.m6i2
+#define m6_i3 m_u.m_m6.m6i3
+#define m6_l1 m_u.m_m6.m6l1
+#define m6_f1 m_u.m_m6.m6f1
+
+struct mem_map {
+ vir_clicks mem_vir; /* virtual address */
+ phys_clicks mem_phys; /* physical address */
+ vir_clicks mem_len; /* length */
+};
+
+struct copy_info { /* used by sys_copy(src, dst, bytes) */
+ int cp_src_proc;
+ int cp_src_space;
+ vir_bytes cp_src_vir;
+ int cp_dst_proc;
+ int cp_dst_space;
+ vir_bytes cp_dst_vir;
+ vir_bytes cp_bytes;
+};
--- /dev/null
+/* Data structures for IOCTL. */
+
+struct sgttyb {
+ char sg_ispeed; /* input speed (not used) */
+ char sg_ospeed; /* output speed (not used) */
+ char sg_erase; /* erase character */
+ char sg_kill; /* kill character */
+ int sg_flags; /* mode flags */
+};
+
+struct tchars {
+ char t_intrc; /* SIGINT char */
+ char t_quitc; /* SIGQUIT char */
+ char t_startc; /* start output (initially CTRL-Q) */
+ char t_stopc; /* stop output (initially CTRL-S) */
+ char t_eofc; /* EOF (initially CTRL-D) */
+ char t_brkc; /* input delimiter (like nl) */
+};
+
+/* Fields in t_flags. */
+#define XTABS 0006000 /* do tab expansion */
+#define RAW 0000040 /* enable raw mode */
+#define CRMOD 0000020 /* map lf to cr + lf */
+#define ECHO 0000010 /* echo input */
+#define CBREAK 0000002 /* enable cbreak mode */
+#define COOKED 0000000 /* neither CBREAK nor RAW */
+
+#define TIOCGETP (('t'<<8) | 8)
+#define TIOCSETP (('t'<<8) | 9)
+#define TIOCGETC (('t'<<8) | 18)
+#define TIOCSETC (('t'<<8) | 17)
--- /dev/null
+#define NR_SIGS 16 /* number of signals used */
+#define NSIG 16 /* number of signals used */
+
+#define SIGHUP 1 /* hangup */
+#define SIGINT 2 /* interrupt (DEL) */
+#define SIGQUIT 3 /* quit (ASCII FS) */
+#define SIGILL 4 /* illegal instruction (not reset when caught)*/
+#define SIGTRAP 5 /* trace trap (not reset when caught) */
+#define SIGIOT 6 /* IOT instruction */
+#define SIGEMT 7 /* EMT instruction */
+#define SIGFPE 8 /* floating point exception */
+#define SIGKILL 9 /* kill (cannot be caught or ignored) */
+#define SIGBUS 10 /* bus error */
+#define SIGSEGV 11 /* segmentation violation */
+#define SIGSYS 12 /* bad argument to system call */
+#define SIGPIPE 13 /* write on a pipe with no one to read it */
+#define SIGALRM 14 /* alarm clock */
+#define SIGTERM 15 /* software termination signal from kill */
+
+#define STACK_FAULT 16 /* used by kernel to signal stack fault */
+
+int (*signal())();
+#define SIG_DFL (int (*)())0
+#define SIG_IGN (int (*)())1
--- /dev/null
+descr
+include
--- /dev/null
+#define NCALLS 69 /* number of system calls allowed */
+
+#define EXIT 1
+#define FORK 2
+#define READ 3
+#define WRITE 4
+#define OPEN 5
+#define CLOSE 6
+#define WAIT 7
+#define CREAT 8
+#define LINK 9
+#define UNLINK 10
+#define CHDIR 12
+#define TIME 13
+#define MKNOD 14
+#define CHMOD 15
+#define CHOWN 16
+#define BRK 17
+#define STAT 18
+#define LSEEK 19
+#define GETPID 20
+#define MOUNT 21
+#define UMOUNT 22
+#define SETUID 23
+#define GETUID 24
+#define STIME 25
+#define ALARM 27
+#define FSTAT 28
+#define PAUSE 29
+#define UTIME 30
+#define ACCESS 33
+#define SYNC 36
+#define KILL 37
+#define DUP 41
+#define PIPE 42
+#define TIMES 43
+#define SETGID 46
+#define GETGID 47
+#define SIGNAL 48
+#define IOCTL 54
+#define EXEC 59
+#define UMASK 60
+#define CHROOT 61
+
+/* The following are not system calls, but are processed like them. */
+#define KSIG 64 /* kernel detected a signal */
+#define UNPAUSE 65 /* to MM or FS: check for EINTR */
+#define BRK2 66 /* to MM: used to say how big FS & INIT are */
+#define REVIVE 67 /* to FS: revive a sleeping process */
+#define TASK_REPLY 68 /* to FS: reply code from tty task */
--- /dev/null
+/* System calls. */
+#define SEND 1 /* function code for sending messages */
+#define RECEIVE 2 /* function code for receiving messages */
+#define BOTH 3 /* function code for SEND + RECEIVE */
+#define ANY (NR_PROCS+100) /* receive(ANY, buf) accepts from any source */
+
+/* Task numbers, function codes and reply codes. */
+#define HARDWARE -1 /* used as source on interrupt generated msgs */
+
+#define SYSTASK -2 /* internal functions */
+# define SYS_XIT 1 /* fcn code for sys_xit(parent, proc) */
+# define SYS_GETSP 2 /* fcn code for sys_sp(proc, &new_sp) */
+# define SYS_SIG 3 /* fcn code for sys_sig(proc, sig) */
+# define SYS_FORK 4 /* fcn code for sys_fork(parent, child) */
+# define SYS_NEWMAP 5 /* fcn code for sys_newmap(procno, map_ptr) */
+# define SYS_COPY 6 /* fcn code for sys_copy(ptr) */
+# define SYS_EXEC 7 /* fcn code for sys_exec(procno, new_sp) */
+# define SYS_TIMES 8 /* fcn code for sys_times(procno, bufptr) */
+# define SYS_ABORT 9 /* fcn code for sys_abort() */
+#ifdef ATARI_ST
+# define SYS_FRESH 10 /* fcn code for sys_fresh() */
+#endif
+
+#define CLOCK -3 /* clock class */
+# define SET_ALARM 1 /* fcn code to CLOCK, set up alarm */
+# define CLOCK_TICK 2 /* fcn code for clock tick */
+# define GET_TIME 3 /* fcn code to CLOCK, get real time */
+# define SET_TIME 4 /* fcn code to CLOCK, set real time */
+# define REAL_TIME 1 /* reply from CLOCK: here is real time */
+
+#define MEM -4 /* /dev/ram, /dev/(k)mem and /dev/null class */
+# define RAM_DEV 0 /* minor device for /dev/ram */
+# define MEM_DEV 1 /* minor device for /dev/mem */
+# define KMEM_DEV 2 /* minor device for /dev/kmem */
+# define NULL_DEV 3 /* minor device for /dev/null */
+
+#define FLOPPY -5 /* floppy disk class */
+#define WINCHESTER -6 /* winchester (hard) disk class */
+# define DISKINT 1 /* fcn code for disk interupt */
+# define DISK_READ 3 /* fcn code to DISK (must equal TTY_READ) */
+# define DISK_WRITE 4 /* fcn code to DISK (must equal TTY_WRITE) */
+# define DISK_IOCTL 5 /* fcn code for setting up RAM disk */
+
+#define TTY -7 /* terminal I/O class */
+#define PRINTER -8 /* printer I/O class */
+# define TTY_CHAR_INT 1 /* fcn code for tty input interrupt */
+# define TTY_O_DONE 2 /* fcn code for tty output done */
+# define TTY_READ 3 /* fcn code for reading from tty */
+# define TTY_WRITE 4 /* fcn code for writing to tty */
+# define TTY_IOCTL 5 /* fcn code for ioctl */
+# define SUSPEND -998 /* used in interrupts when tty has no data */
+
+/* Names of message fields for messages to CLOCK task. */
+#define DELTA_TICKS m6_l1 /* alarm interval in clock ticks */
+#define FUNC_TO_CALL m6_f1 /* pointer to function to call */
+#define NEW_TIME m6_l1 /* value to set clock to (SET_TIME) */
+#define CLOCK_PROC_NR m6_i1 /* which proc (or task) wants the alarm? */
+#define SECONDS_LEFT m6_l1 /* how many seconds were remaining */
+
+/* Names of message fields used for messages to block and character tasks. */
+#define DEVICE m2_i1 /* major-minor device */
+#define PROC_NR m2_i2 /* which (proc) wants I/O? */
+#define COUNT m2_i3 /* how many bytes to transfer */
+#define POSITION m2_l1 /* file offset */
+#define ADDRESS m2_p1 /* core buffer address */
+
+/* Names of message fields for messages to TTY task. */
+#define TTY_LINE m2_i1 /* message parameter: terminal line */
+#define TTY_REQUEST m2_i3 /* message parameter: ioctl request code */
+#define TTY_SPEK m2_l1 /* message parameter: ioctl speed, erasing */
+#define TTY_FLAGS m2_l2 /* message parameter: ioctl tty mode */
+
+/* Names of messages fields used in reply messages from tasks. */
+#define REP_PROC_NR m2_i1 /* # of proc on whose behalf I/O was done */
+#define REP_STATUS m2_i2 /* bytes transferred or error number */
+
+/* Names of fields for copy message to SYSTASK. */
+#define SRC_SPACE m5_c1 /* T or D space (stack is also D) */
+#define SRC_PROC_NR m5_i1 /* process to copy from */
+#define SRC_BUFFER m5_l1 /* virtual address where data come from */
+#define DST_SPACE m5_c2 /* T or D space (stack is also D) */
+#define DST_PROC_NR m5_i2 /* process to copy to */
+#define DST_BUFFER m5_l2 /* virtual address where data go to */
+#define COPY_BYTES m5_l3 /* number of bytes to copy */
+
+/* Field names for accounting, SYSTASK and miscellaneous. */
+#define USER_TIME m4_l1 /* user time consumed by process */
+#define SYSTEM_TIME m4_l2 /* system time consumed by process */
+#define CHILD_UTIME m4_l3 /* user time consumed by process' children */
+#define CHILD_STIME m4_l4 /* system time consumed by proces children */
+
+#define PROC1 m1_i1 /* indicates a process */
+#define PROC2 m1_i2 /* indicates a process */
+#define PID m1_i3 /* process id passed from MM to kernel */
+#define STACK_PTR m1_p1 /* used for stack ptr in sys_exec, sys_getsp */
+#define PR m6_i1 /* process number for sys_sig */
+#define SIGNUM m6_i2 /* signal number for sys_sig */
+#define FUNC m6_f1 /* function pointer for sys_sig */
+#define MEM_PTR m1_p1 /* tells where memory map is for sys_newmap */
+#define CANCEL 0 /* general request to force a task to cancel */
+#define SIG_MAP m1_i2 /* used by kernel for passing signal bit map */
--- /dev/null
+/* Copyright (C) 1987 by Prentice-Hall, Inc. Permission is hereby granted to
+ * private individuals and educational institutions to modify and
+ * redistribute the binary and source programs of this system to other
+ * private individuals and educational institutions for educational and
+ * research purposes. For corporate or commercial use, permission from
+ * Prentice-Hall is required. In general, such permission will be granted,
+ * subject to a few conditions.
+ */
+
+#define EXTERN extern /* used in *.h files */
+#define PRIVATE static /* PRIVATE x limits the scope of x */
+#define PUBLIC /* PUBLIC is the opposite of PRIVATE */
+#define FORWARD static /* some compilers require this to be 'static' */
+
+#define TRUE 1 /* used for turning integers into Booleans */
+#define FALSE 0 /* used for turning integers into Booleans */
+
+#define HZ 60 /* clock freq (software settable on IBM-PC) */
+#define BLOCK_SIZE 1024 /* # bytes in a disk block */
+#define SUPER_USER (uid) 0 /* uid of superuser */
+
+#define MAJOR 8 /* major device = (dev>>MAJOR) & 0377 */
+#define MINOR 0 /* minor device = (dev>>MINOR) & 0377 */
+
+#define NR_TASKS 8 /* number of tasks in the transfer vector */
+#define NR_PROCS 16 /* number of slots in proc table */
+#define NR_SEGS 3 /* # segments per process */
+#define T 0 /* proc[i].mem_map[T] is for text */
+#define D 1 /* proc[i].mem_map[D] is for data */
+#define S 2 /* proc[i].mem_map[S] is for stack */
+
+#define MAX_P_LONG 2147483647 /* maximum positive long, i.e. 2**31 - 1 */
+
+/* Memory is allocated in clicks. */
+#ifdef i8088
+#define CLICK_SIZE 0020 /* unit in which memory is allocated */
+#define CLICK_SHIFT 4 /* log2 of CLICK_SIZE */
+#endif
+#ifdef ATARI_ST
+#define CLICK_SIZE 256 /* unit in which memory is allocated */
+#define CLICK_SHIFT 8 /* log2 of CLICK_SIZE */
+#endif
+
+/* Process numbers of some important processes */
+#define MM_PROC_NR 0 /* process number of memory manager */
+#define FS_PROC_NR 1 /* process number of file system */
+#define INIT_PROC_NR 2 /* init -- the process that goes multiuser */
+#define LOW_USER 2 /* first user not part of operating system */
+
+/* Miscellaneous */
+#define BYTE 0377 /* mask for 8 bits */
+#define TO_USER 0 /* flag telling to copy from fs to user */
+#define FROM_USER 1 /* flag telling to copy from user to fs */
+#define READING 0 /* copy data to user */
+#define WRITING 1 /* copy data from user */
+#ifndef ATARI_ST
+#define ABS -999 /* this process means absolute memory */
+#endif
+
+#define WORD_SIZE 2 /* number of bytes per word */
+
+#define NIL_PTR (char *) 0 /* generally useful expression */
+
+#define NO_NUM 0x8000 /* used as numerical argument to panic() */
+#define MAX_PATH 128 /* max length of path names */
+#define SIG_PUSH_BYTES 8 /* how many bytes pushed by signal */
+#define MAX_ISTACK_BYTES 1024 /* maximum initial stack size for EXEC */
+
+/* Device numbers of root (RAM) and boot (fd0) devices. */
+#define ROOT_DEV (dev_nr) 256 /* major-minor device number of root dev */
+#define BOOT_DEV (dev_nr) 512 /* major-minor device number of boot diskette */
+
+/* Flag bits for i_mode in the inode. */
+#define I_TYPE 0170000 /* this field gives inode type */
+#define I_REGULAR 0100000 /* regular file, not dir or special */
+#define I_BLOCK_SPECIAL 0060000 /* block special file */
+#define I_DIRECTORY 0040000 /* file is a directory */
+#define I_CHAR_SPECIAL 0020000 /* character special file */
+#define I_SET_UID_BIT 0004000 /* set effective uid on exec */
+#define I_SET_GID_BIT 0002000 /* set effective gid on exec */
+#define ALL_MODES 0006777 /* all bits for user, group and others */
+#define RWX_MODES 0000777 /* mode bits for RWX only */
+#define R_BIT 0000004 /* Rwx protection bit */
+#define W_BIT 0000002 /* rWx protection bit */
+#define X_BIT 0000001 /* rwX protection bit */
+#define I_NOT_ALLOC 0000000 /* this inode is free */
--- /dev/null
+/* Error codes. They are negative since a few system calls, such as READ, can
+ * either return a positive number indicating success, or an error code.
+ */
+
+#define NERROR 34
+#define OK 0
+#define ERROR -1
+#define EPERM -1
+#define ENOENT -2
+#define ESRCH -3
+#define EINTR -4
+#define EIO -5
+#define ENXIO -6
+#define E2BIG -7
+#define ENOEXEC -8
+#define EBADF -9
+#define ECHILD -10
+#define EAGAIN -11
+#define ENOMEM -12
+#define EACCES -13
+#define EFAULT -14
+#define ENOTBLK -15
+#define EBUSY -16
+#define EEXIST -17
+#define EXDEV -18
+#define ENODEV -19
+#define ENOTDIR -20
+#define EISDIR -21
+#define EINVAL -22
+#define ENFILE -23
+#define EMFILE -24
+#define ENOTTY -25
+#define ETXTBSY -26
+#define EFBIG -27
+#define ENOSPC -28
+#define ESPIPE -29
+#define EROFS -30
+#define EMLINK -31
+#define EPIPE -32
+#define EDOM -33
+#define ERANGE -34
+
+#define E_LOCKED -101
+#define E_BAD_CALL -102
+#define E_LONG_STRING -103
+#define EOF -104 /* End Of File - used by drivers */
+
+/* The following error codes are generated by the kernel itself. */
+#define E_BAD_DEST -1 /* destination address illegal */
+#define E_BAD_SRC -2 /* source address illegal */
+#define E_TRY_AGAIN -3 /* can't send-- tables full */
+#define E_OVERRUN -4 /* interrupt for task that is not waiting */
+#define E_BAD_BUF -5 /* message buf outside caller's addr space */
+#define E_TASK -6 /* can't send to task */
+#define E_NO_MESSAGE -7 /* RECEIVE failed: no message present */
+#define E_NO_PERM -8 /* ordinary users can't send to tasks */
+#define E_BAD_FCN -9 /* only valid fcns are SEND, RECEIVE, BOTH */
+#define E_BAD_ADDR -10 /* bad address given to utility routine */
+#define E_BAD_PROC -11 /* bad proc number given to utility */
--- /dev/null
+struct stat {
+ short int st_dev;
+ unsigned short st_ino;
+ unsigned short st_mode;
+ short int st_nlink;
+ short int st_uid;
+ short int st_gid;
+ short int st_rdev;
+ long st_size;
+ long st_atime;
+ long st_mtime;
+ long st_ctime;
+};
+
+/* Some common definitions. */
+#define S_IFMT 0170000 /* type of file */
+#define S_IFDIR 0040000 /* directory */
+#define S_IFCHR 0020000 /* character special */
+#define S_IFBLK 0060000 /* block special */
+#define S_IFREG 0100000 /* regular */
+#define S_ISUID 04000 /* set user id on execution */
+#define S_ISGID 02000 /* set group id on execution */
+#define S_ISVTX 01000 /* save swapped text even after use */
+#define S_IREAD 00400 /* read permission, owner */
+#define S_IWRITE 00200 /* write permission, owner */
+#define S_IEXEC 00100 /* execute/search permission, owner */
--- /dev/null
+/* Macros */
+#define MAX(a,b) (a > b ? a : b)
+#define MIN(a,b) (a < b ? a : b)
+
+/* Type definitions */
+typedef unsigned short unshort; /* must be 16-bit unsigned */
+typedef unshort block_nr; /* block number */
+#define NO_BLOCK (block_nr) 0 /* indicates the absence of a block number */
+#define MAX_BLOCK_NR (block_nr) 0177777
+
+typedef unshort inode_nr; /* inode number */
+#define NO_ENTRY (inode_nr) 0 /* indicates the absence of a dir entry */
+#define MAX_INODE_NR (inode_nr) 0177777
+
+typedef unshort zone_nr; /* zone number */
+#define NO_ZONE (zone_nr) 0 /* indicates the absence of a zone number */
+#define HIGHEST_ZONE (zone_nr) 0177777
+
+typedef unshort bit_nr; /* if inode_nr & zone_nr both unshort,
+ then also unshort, else long */
+
+typedef long zone_type; /* zone size */
+typedef unshort mask_bits; /* mode bits */
+typedef unshort dev_nr; /* major | minor device number */
+#define NO_DEV (dev_nr) ~0 /* indicates absence of a device number */
+
+typedef char links; /* number of links to an inode */
+#define MAX_LINKS 0177
+
+typedef long real_time; /* real time in seconds since Jan 1, 1980 */
+typedef long file_pos; /* position in, or length of, a file */
+#define MAX_FILE_POS 017777777777L
+typedef short int uid; /* user id */
+typedef char gid; /* group id */
+
+#ifdef i8088
+typedef unsigned vir_bytes; /* virtual addresses and lengths in bytes */
+#endif
+#ifdef ATARI_ST
+typedef long vir_bytes; /* virtual addresses and lengths in bytes */
+#endif
+typedef unsigned vir_clicks; /* virtual addresses and lengths in clicks */
+typedef long phys_bytes; /* physical addresses and lengths in bytes */
+typedef unsigned phys_clicks; /* physical addresses and lengths in clicks */
+typedef int signed_clicks; /* same length as phys_clicks, but signed */
+
+/* Types relating to messages. */
+#define M1 1
+#define M3 3
+#define M4 4
+#define M3_STRING 14
+
+typedef struct {int m1i1, m1i2, m1i3; char *m1p1, *m1p2, *m1p3;} mess_1;
+typedef struct {int m2i1, m2i2, m2i3; long m2l1, m2l2; char *m2p1;} mess_2;
+typedef struct {int m3i1, m3i2; char *m3p1; char m3ca1[M3_STRING];} mess_3;
+typedef struct {long m4l1, m4l2, m4l3, m4l4;} mess_4;
+typedef struct {char m5c1, m5c2; int m5i1, m5i2; long m5l1, m5l2, m5l3;} mess_5;
+typedef struct {int m6i1, m6i2, m6i3; long m6l1; int (*m6f1)();} mess_6;
+
+typedef struct {
+ int m_source; /* who sent the message */
+ int m_type; /* what kind of message is it */
+ union {
+ mess_1 m_m1;
+ mess_2 m_m2;
+ mess_3 m_m3;
+ mess_4 m_m4;
+ mess_5 m_m5;
+ mess_6 m_m6;
+ } m_u;
+} message;
+
+#define MESS_SIZE (sizeof(message))
+#define NIL_MESS (message *) 0
+
+/* The following defines provide names for useful members. */
+#define m1_i1 m_u.m_m1.m1i1
+#define m1_i2 m_u.m_m1.m1i2
+#define m1_i3 m_u.m_m1.m1i3
+#define m1_p1 m_u.m_m1.m1p1
+#define m1_p2 m_u.m_m1.m1p2
+#define m1_p3 m_u.m_m1.m1p3
+
+#define m2_i1 m_u.m_m2.m2i1
+#define m2_i2 m_u.m_m2.m2i2
+#define m2_i3 m_u.m_m2.m2i3
+#define m2_l1 m_u.m_m2.m2l1
+#define m2_l2 m_u.m_m2.m2l2
+#define m2_p1 m_u.m_m2.m2p1
+
+#define m3_i1 m_u.m_m3.m3i1
+#define m3_i2 m_u.m_m3.m3i2
+#define m3_p1 m_u.m_m3.m3p1
+#define m3_ca1 m_u.m_m3.m3ca1
+
+
+#define m4_l1 m_u.m_m4.m4l1
+#define m4_l2 m_u.m_m4.m4l2
+#define m4_l3 m_u.m_m4.m4l3
+#define m4_l4 m_u.m_m4.m4l4
+
+#define m5_c1 m_u.m_m5.m5c1
+#define m5_c2 m_u.m_m5.m5c2
+#define m5_i1 m_u.m_m5.m5i1
+#define m5_i2 m_u.m_m5.m5i2
+#define m5_l1 m_u.m_m5.m5l1
+#define m5_l2 m_u.m_m5.m5l2
+#define m5_l3 m_u.m_m5.m5l3
+
+#define m6_i1 m_u.m_m6.m6i1
+#define m6_i2 m_u.m_m6.m6i2
+#define m6_i3 m_u.m_m6.m6i3
+#define m6_l1 m_u.m_m6.m6l1
+#define m6_f1 m_u.m_m6.m6f1
+
+struct mem_map {
+ vir_clicks mem_vir; /* virtual address */
+ phys_clicks mem_phys; /* physical address */
+ vir_clicks mem_len; /* length */
+};
+
+struct copy_info { /* used by sys_copy(src, dst, bytes) */
+ int cp_src_proc;
+ int cp_src_space;
+ vir_bytes cp_src_vir;
+ int cp_dst_proc;
+ int cp_dst_space;
+ vir_bytes cp_dst_vir;
+ vir_bytes cp_bytes;
+};
public / ack.git / commitdiff