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amiga-ixemul/library/ixemul.h
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llsth fc791692f4 Revision 64 at sourceforge.net
2015-04-16 09:16:48 +02:00

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/*
* This file is part of ixemul.library for the Amiga.
* Copyright (C) 1991, 1992 Markus M. Wild
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id: ixemul.h,v 1.2.2.1 2008/08/15 17:18:18 piru Exp $
*
*/
#ifndef _IXEMUL_H_
#define _IXEMUL_H_
#define SHOWMSG(string) KPRINTF(string)
#define BUSY ((struct IORequest *)NULL)
#define CANNOT !
#define DO_NOTHING ((void)0)
#define NO !
#define NOT !
#define DO_NOT !
#define OK (0)
#define SAME (0)
#define SEEK_ERROR (-1)
#define ERROR (-1)
#define TRAP __asm__("trap #0\n");
#ifdef START
/* definitions for the assembler startup file */
/* when I've REALLY lots of free time, I'll rewrite header files, but now... */
#define _LVOOpenLibrary -0x228
#define _LVOCloseLibrary -0x19e
#define _LVOAlert -0x6c
#define _LVOFreeMem -0xd2
#define _LVORemove -0xfc
#define RTC_MATCHWORD 0x4afc
#define RTF_AUTOINIT (1<<7)
#define LIBF_CHANGED (1<<1)
#define LIBF_SUMUSED (1<<2)
/* seems there is an assembler bug in expression evaluation here.. */
#define LIBF_CHANGED_SUMUSED 0x6
#define LIBF_DELEXP (1<<3)
#define LIBB_DELEXP 3
#define LN_TYPE 8
#define LN_NAME 10
#define NT_LIBRARY 9
#define MP_FLAGS 14
#define PA_IGNORE 2
#define LIST_SIZEOF 14
#define THISTASK 276
#define INITBYTE(field,val) .word 0xe000; .word (field); .byte (val); .byte 0
#define INITWORD(field,val) .word 0xd000; .word (field); .word (val)
#define INITLONG(field,val) .word 0xc000; .word (field); .long (val)
/*
* our library base..
*/
/* custom part */
#define IXBASE_MYFLAGS (IXBASE_LIBRARY + 0)
#define IXBASE_SEGLIST (IXBASE_MYFLAGS + 2)
#define IXBASE_C_PRIVATE (IXBASE_SEGLIST + 4)
#else /* C-part */
#define pOS_AMIGAEXEC
#ifdef __PPC__
#ifndef __MORPHOS__
#include <ppcinline/macros.h>
#endif
#else
#include <inline/stubs.h>
#endif
#ifdef NATIVE_MORPHOS
#define USE_DYNFILETAB 1
/* for exec/list.h macros */
#define AROS_ALMOST_COMPATIBLE 1
#endif
#include <sys/types.h>
#define _SIZE_T
#define __pOS_INCSPSTRUCT
#include <exec/types.h>
#include <exec/libraries.h>
#include <exec/execbase.h>
#include <exec/ports.h>
#include <libraries/dosextens.h>
#include <dos/notify.h>
#ifdef NATIVE_MORPHOS
#ifdef __PPC__
#include <emul/emulinterface.h>
#include <emul/emulregs.h>
#endif
#endif
#ifdef _KERNEL
#define _INTERNAL_FILE
#endif
#include <sys/file.h>
#include <sys/param.h>
#include <sys/ipc.h>
#include <packets.h>
#include <sys/syscall.h>
#include <sys/ixnet_syscall.h>
#include <sys/unix_socket.h>
#include <signal.h>
#include <user.h>
#include <errno.h>
extern struct ixlist timer_wait_queue;
extern struct ixlist timer_ready_queue;
extern struct ixlist timer_task_list;
extern ULONG timer_resolution;
/* ix_flags defines */
#define ix_kill_app_on_failed_malloc 0x00100000
#define ix_catch_failed_malloc 0x00080000
#define ix_watch_availmem 0x00040000
#define ix_support_mufs 0x00020000
#define ix_show_stack_usage 0x00010000
#define ix_profile_method_mask 0x0000C000
#define ix_create_enforcer_hit 0x00002000
#define ix_do_not_flush_library 0x00001000
#define ix_allow_amiga_wildcard 0x00000800
#define ix_no_insert_disk_requester 0x00000400
#define ix_unix_pattern_matching_case_sensitive 0x00000200
/* #define ix_unix_pattern_matching 0x00000100 obsolete */
/* #define ix_no_ces_then_open_console 0x00000080 obsolete */
#define ix_ignore_global_env 0x00000040
/* #define ix_disable_fibcache 0x00000020 obsolete */
/* #define ix_translate_dots 0x00000010 obsolete */
/* #define ix_watch_stack 0x00000008 obsolete */
/* #define ix_force_translation 0x00000004 obsolete */
/* #define ix_translate_symlinks 0x00000002 obsolete */
#define ix_translate_slash 0x00000001
/* ix_profile_method defines */
/* only if the pc is in the program is a hit recorded */
#define IX_PROFILE_PROGRAM 0x00000000
/* while the task is running, the last function in your program that was
entered records a hit */
#define IX_PROFILE_TASK 0x00004000
/* always record a hit (again the last function that was entered), even
if another task is running */
#define IX_PROFILE_ALWAYS 0x00008000
/* not used */
#define IX_PROFILE_UNUSED 0x0000C000
/* ix_network_type enum */
enum
{
IX_NETWORK_AUTO,
IX_NETWORK_NONE,
IX_NETWORK_AS225,
IX_NETWORK_AMITCP,
IX_NETWORK_END_OF_ENUM
};
/* configure this to the number of hash queues you like,
* use a prime number !!
*/
#define IX_NUM_SLEEP_QUEUES 31
/* the number of available ptys ( '/dev/pty[p-u][0-9a-f]' ) */
#define IX_NUM_PTYS (6 * 16)
#define IX_PTY_SLAVE 0x03 /* 0011 */
#define IX_PTY_MASTER 0x0c /* 1100 */
#define IX_PTY_OPEN 0x05 /* 0101 */
#define IX_PTY_CLOSE 0x0a /* 1010 */
struct ixsemaphore
{
struct SignalSemaphore lock;
void (*send_signal)(struct Task *, int ixsig);
};
struct ixemul_base {
struct Library ix_lib;
#ifdef __MORPHOS__
int (**basearray)();
#endif
/* don't use the remainder of the library base. The contents can change
without warning in the future. */
#ifdef _KERNEL
unsigned char ix_myflags; /* used by start.s */
unsigned char ix_debug_flag;
BPTR ix_seg_list; /* used by start.s */
#if USE_DYNFILETAB
struct MinList ix_free_file_list;
struct MinList ix_used_file_list;
#else
/* the global file table with current size */
struct file *ix_file_tab;
struct file *ix_fileNFILE;
struct file *ix_lastf;
#endif
int ix_membuf_limit;
/* multiplier for id_BytesPerBlock to get to st_blksize, default 64 *OBSOLETE* [zapek] */
int ix_fs_buf_factor;
unsigned long ix_flags;
struct ixlist ix_sleep_queues [IX_NUM_SLEEP_QUEUES];
long ix_gmt_offset;
int ix_network_type;
int ix_next_free_port;
struct Task *ix_task_switcher;
char **ix_global_environment;
struct NotifyRequest ix_notify_request;
int ix_env_has_changed;
char ix_ptys[IX_NUM_PTYS];
struct ix_unix_name *ix_unix_names;
struct Interrupt ix_itimerint;
struct MsgPort *ix_task_switcher_port;
struct List ix_framemsg_list;
struct ixlist ix_detached_processes;
struct ixsemaphore ix_semaphore;
struct SignalSemaphore ix_global_environment_lock;
#endif /* _KERNEL */
};
#ifndef syscall
#if defined(NATIVE_MORPHOS)
extern int (**_ixbasearray)();
#define syscall(vec, args...) \
((_ixbasearray[vec-1])(args))
#else
#define syscall(vec, args...) \
({register int (*_sc)()=(void *)(&((char *)ixemulbase)[-((vec)+4)*6]); _sc(args);})
#endif
#endif
#ifndef netcall
#ifdef NATIVE_MORPHOS
extern int (**ixnetarray)();
#define netcall(vec, args...) \
((ixnetarray[vec-1])(args))
#else
#define netcall(vec, args...) \
({register int (*_sc)()=(void *)(&((char *)u.u_ixnetbase)[-((vec)+4)*6]); _sc(args);})
#define netcall2(vec, args...) \
({int (*_sc)()=(void *)(&((char *)socketbase)[-((vec)+4)*6]); _sc(args);})
#endif
#endif
/* Structure to pass ixemul.library settings to/from the library base */
struct ix_settings {
int version;
int revision;
unsigned long flags;
int membuf_limit;
int red_zone_size; /* obsolete */
int fs_buf_factor; /* obsolete */
int network_type;
};
/* structure to keep track of the current SegList */
struct my_seg {
BPTR segment; /* the thing our clients can use */
enum { LOADSEG, RESSEG } type;
char *name; /* name of the executable */
BPTR programdir; /* lock of the program's directory */
u_int priv; /* information depending on type */
};
/* message for the stack usage */
/* note: sent to public ixstack msgport, so must consider
backwards/forwards compatibility */
#pragma pack(2)
struct SUMessage {
struct Message msg;
u_long stack_usage;
u_long stack_size;
char name[1024];
};
#pragma pack()
/* Environment name of ixemul settings */
#define IX_ENV_SETTINGS "ixemul.prefs"
void ix_set_gmt_offset(long offset);
long ix_get_gmt_offset(void);
struct ix_settings *ix_get_default_settings(void);
struct ix_settings *ix_get_settings(void);
void ix_set_settings(struct ix_settings *settings);
/* Minimum stack size to use, used in vfork() and __stack */
#define STACKSIZE (16384)
#ifdef _KERNEL
#ifndef TF_LAUNCH
#define TF_SWITCH (1L<<6)
#define TF_LAUNCH (1L<<7)
#endif
#include <ixprotos.h>
extern struct ixemul_base *ixemulbase;
extern char *ixfakebase;
#ifdef NOTRAP
#define getuser(p) ((struct user *)(((struct Process *)(p))->pr_Task.tc_UserData))
//#define getuser(p) ((struct user *)(((struct Process *)(p))->pr_Task.tc_TrapData))
#else
#define getuser(p) ((struct user *)(((struct Process *)(p))->pr_Task.tc_TrapData))
#endif
struct user *safe_getuser(struct Process *);
extern int has_fpu;
extern int has_68010_or_up;
extern int has_68020_or_up;
extern int has_68030_or_up;
extern int has_68040_or_up;
extern int has_68060_or_up;
#ifndef AFB_68060
#define AFB_68060 (7)
#define AFF_68060 (1L<<7)
#endif
#define usetup struct user *u_ptr = getuser(SysBase->ThisTask)
#define u (*u_ptr)
#define ix (*ixemulbase)
/* Used by __plock and all the functions called through __plock. */
struct lockinfo
{
char buf[1024];
char *name;
struct StandardPacket sp;
char str[257];
BPTR bstr; /* BCPL pointer to str[] */
struct MsgPort *handler;
BPTR parent_lock;
int unlock_parent;
int is_root;
int is_fs;
int link_levels;
int result;
};
#ifdef __PPC__
static inline void set_sp (u_int new_sp)
{
asm volatile ("mr 1,%0" : /* no output */ : "r" (new_sp));
}
static inline u_int get_sp (void)
{
u_int res;
asm volatile ("mr %0,1" : "=r" (res));
return res;
}
#else
static inline u_int get_usp (void)
{
u_int res;
asm volatile ("movel usp,%0" : "=a" (res));
return res;
}
static inline void set_usp (u_int new_usp)
{
asm volatile ("movel %0,usp" : /* no output */ : "a" (new_usp));
}
static inline u_int get_sp (void)
{
u_int res;
asm volatile ("movel sp,%0" : "=a" (res));
return res;
}
static inline void set_sp (u_int new_sp)
{
asm volatile ("movel %0,sp" : /* no output */ : "a" (new_sp));
}
static inline u_short get_sr (void)
{
u_short res;
asm volatile ("movew sr,%0" : "=g" (res));
return res;
}
static inline u_int get_fp (void)
{
u_int res;
asm volatile ("movel a5,%0" : "=g" (res));
return res;
}
#endif
#define PRIVATE
#define OFFSET_FROM_1970 (8*365+2)
extern struct ExecBase *SysBase;
extern struct DosLibrary *DOSBase;
extern struct Library *muBase;
/* Multiuser inlines */
#include "multiuser_inlines.h"
#ifdef __PPC__
#ifdef __MORPHOS__
#include <proto/exec.h>
#include <proto/dos.h>
#else
#include <ppcinline/exec.h>
#include <ppcinline/dos.h>
#endif
#else
#include <inline/exec.h>
#include <inline/dos.h>
#endif
/*#include <inline/alib.h>*/
#undef PRIVATE
#define errno (* u.u_errno)
/* useful define */
#define errno_return(e, r) do { errno = (e); return (r); } while (0)
#define __srwport (u.u_sync_mp)
#define __selport (u.u_select_mp)
#endif /* _KERNEL */
#endif /* START */
#endif /* _IXEMUL_H */
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