Source to src/od-amiga/ami-rexx.c
/*
* UAE - The Un*x Amiga Emulator
*
* ami-rexx.c
*
* Copyright 1996 Samuel Devulder.
*
* History:
* 05/09/97: Added UAEEXE support.
* 04/03/98: Added event-hack for SOUND(). Added do_inhibit_frame().
* 03/05/98: Modified currprefs to changed_prefs where necessary.
*/
/****************************************************************************/
#if defined(POWERUP)
#include <exec/exec.h> /* sam: I've added this or else I have warnings about missing struct def. */
#ifndef USE_CLIB
#include <powerup/ppcproto/exec.h>
#include <powerup/ppcproto/rexxsyslib.h>
#include <powerup/ppcproto/dos.h>
#else
#include <clib/exec_protos.h>
#include <clib/alib_protos.h>
#endif
#else
#include <proto/exec.h>
#include <proto/rexxsyslib.h>
#include <proto/dos.h>
#ifndef __SASC
#include <proto/alib.h>
#endif
#endif
#include <rexx/storage.h>
#include <rexx/errors.h>
/* this prevent a conflict between <rexx/rexxio.h> and <sys/dirent.h> */
#undef DT_DIR
/****************************************************************************/
#include "sysconfig.h"
#include "sysdeps.h"
#include "uae.h"
#include "options.h"
#ifdef __GNUC__
#include "../include/memory.h" /* or else gcc includes machdep/memory.h */
#else
#include "/include/memory.h"
#endif
#include "events.h"
#include "custom.h"
#include "readcpu.h"
#include "newcpu.h"
#include "disk.h"
#include "gui.h"
#include "sound.h"
#include "gensound.h"
#include "uaeexe.h"
#include "threaddep/thread.h"
#include "xwin.h"
#include <ctype.h>
/****************************************************************************/
#define UAE_PORTNAME "UAE"
#define RESULT_LEN 1024
#define PORT_LEN 80
#define CMD_LEN 1024
typedef struct
{
char port[PORT_LEN];
char cmd_on[CMD_LEN];
char cmd_off[CMD_LEN];
} gui_rexx_s;
enum {LED_POW, LED_DF0, LED_DF1, LED_DF2, LED_DF3,
NAME_DF0, NAME_DF1, NAME_DF2, NAME_DF3,
ON_EXIT,
GUI_REXX_MAX};
/****************************************************************************/
int rexx_init(void);
void rexx_exit(void);
void rexx_led(int led, int on);
void rexx_filename(int num, char *name);
void rexx_handle_events(void);
int do_inhibit_frame(int); /* from ami-win.c */
/****************************************************************************/
#ifdef __GNUC__
struct RxsLib
#else
struct Library
#endif
*RexxSysBase;
static struct MsgPort *ARexxPort;
static gui_rexx_s gui_rexx[GUI_REXX_MAX];
static char RESULT[RESULT_LEN];
static int led_state[5];
static int ADDRESS(char *hostname, char *cmd);
static int matchstr(char **line,char *pat);
static void extractstr(char **line, char *result, int len);
static int matchnum(char **line);
/****************************************************************************/
extern int quit_program; /* ami-gui.c */
extern ULONG frame_num; /* ami-win.c */
extern void activate_debugger(void); /* debug.c */
extern char *to_unix_path(char *s); /* ami-disk.c */
extern char *from_unix_path(char *s); /* ami-disk.c */
/****************************************************************************/
int rexx_init(void)
{
quit_program = 0;
RexxSysBase = (void*)OpenLibrary("rexxsyslib.library",0L);
if(!RexxSysBase) {
fprintf(stderr, "Can't find rexxsyslib.library!\n");
return 1;
}
if(FindPort(UAE_PORTNAME)) {
fprintf(stderr, "Port \"%s\" already exists!\n",UAE_PORTNAME);
return 1;
}
ARexxPort = CreatePort(UAE_PORTNAME,0);
if(!ARexxPort) {
fprintf(stderr, "Failed to open AREXX port \"%s\"!\n",UAE_PORTNAME);
return 1;
}
fprintf(stderr,"Rexx port \"%s\" installed.\n", UAE_PORTNAME);
rexx_handle_events();
return 0;
}
/****************************************************************************/
void rexx_exit(void)
{
if(ARexxPort) {
struct RexxMsg *msg;
gui_rexx_s *gui = &gui_rexx[ON_EXIT];
if(gui->port[0] && gui->cmd_on[0]) {
if(ADDRESS(gui->port, gui->cmd_on) != RC_OK) {
fprintf(stderr,"%s:%s:%s\n", gui->port,
gui->cmd_on,
RESULT);
}
gui->port[0] = '\0';
}
Forbid();
while((msg = (struct RexxMsg*)GetMsg(ARexxPort))) {
msg->rm_Result1 = RC_ERROR;
msg->rm_Result2 = NULL;
ReplyMsg((void*)msg);
}
DeletePort(ARexxPort);
Permit();
ARexxPort = NULL;
}
if(RexxSysBase) {
CloseLibrary((void*)RexxSysBase);
RexxSysBase = NULL;
}
}
/****************************************************************************/
static int EJECT(char *line)
{
int drive = matchnum(&line);
if(drive<0 || drive>3) return RC_WARN;
disk_eject(drive);
sprintf(RESULT,"Drive %d ejected",drive);
return RC_OK;
}
/****************************************************************************/
static int INSERT(char *line)
{
int drive = matchnum(&line);
if(drive<0 || drive>3) return RC_WARN;
if(disk_empty(drive)) {
char buff[256];
char *name;
extractstr(&line, buff, 256);
name = to_unix_path(buff);
disk_insert(drive, name);
free(name);
} else {
sprintf(RESULT,"Drive %d not empty!",drive);
return RC_WARN;
}
return RC_OK;
}
/****************************************************************************/
static void QUIT(void)
{
broken_in = 1;
regs.spcflags |= SPCFLAG_BRK;
quit_program = 1;
}
/****************************************************************************/
static int QUERY(char *line)
{
char *res = NULL;
int alc = 0;
if (matchstr(&line, "LED_POW")) res = led_state[0]?"1":"0";
else if(matchstr(&line, "LED_DF0")) res = led_state[1]?"1":"0";
else if(matchstr(&line, "LED_DF1")) res = led_state[2]?"1":"0";
else if(matchstr(&line, "LED_DF2")) res = led_state[3]?"1":"0";
else if(matchstr(&line, "LED_DF3")) res = led_state[4]?"1":"0";
else if(matchstr(&line, "NAME_DF0")) res = from_unix_path(currprefs.df[0]), alc = 1;
else if(matchstr(&line, "NAME_DF1")) res = from_unix_path(currprefs.df[1]), alc = 1;
else if(matchstr(&line, "NAME_DF2")) res = from_unix_path(currprefs.df[2]), alc = 1;
else if(matchstr(&line, "NAME_DF3")) res = from_unix_path(currprefs.df[3]), alc = 1;
else if(matchstr(&line, "FAKEJOYSTICK")) res = currprefs.fake_joystick?"1":"0";
else if(matchstr(&line, "DISPLAY")) res = inhibit_frame?"0":"1";
else if(matchstr(&line, "FRAMERATE")) {
sprintf(RESULT,"%d",currprefs.framerate);
return RC_OK;
} else if(matchstr(&line, "FRAMENUM")) {
sprintf(RESULT,"%u",frame_num);
return RC_OK;
} else if(matchstr(&line, "SOUND")) {
sprintf(RESULT,"%d",sound_available?currprefs.produce_sound:-1);
return RC_OK;
}
else return RC_ERROR;
if(res) {
strncpy(RESULT, res, RESULT_LEN);
if(alc) free(res);
}
return RC_OK;
}
/****************************************************************************/
static int FEEDBACK(char *line)
{
gui_rexx_s *gui = NULL;
if (matchstr(&line,"LED_POW")) gui = &gui_rexx[LED_POW];
else if(matchstr(&line,"LED_DF0")) gui = &gui_rexx[LED_DF0];
else if(matchstr(&line,"LED_DF1")) gui = &gui_rexx[LED_DF1];
else if(matchstr(&line,"LED_DF2")) gui = &gui_rexx[LED_DF2];
else if(matchstr(&line,"LED_DF3")) gui = &gui_rexx[LED_DF3];
else if(matchstr(&line,"NAME_DF0")) gui = &gui_rexx[NAME_DF0];
else if(matchstr(&line,"NAME_DF1")) gui = &gui_rexx[NAME_DF1];
else if(matchstr(&line,"NAME_DF2")) gui = &gui_rexx[NAME_DF2];
else if(matchstr(&line,"NAME_DF3")) gui = &gui_rexx[NAME_DF3];
else if(matchstr(&line,"ON_EXIT")) gui = &gui_rexx[ON_EXIT];
else return RC_ERROR;
while(1) {
if(matchstr(&line, "ADDRESS") ||
matchstr(&line, "PORT")) {
extractstr(&line, gui->port, PORT_LEN);
} else if(matchstr(&line,"COMMAND") ||
matchstr(&line,"CMD") ||
matchstr(&line,"CMD_ON")) {
extractstr(&line, gui->cmd_on, CMD_LEN);
} else if(matchstr(&line,"CMD_OFF")) {
extractstr(&line, gui->cmd_off, CMD_LEN);
} else break;
}
return RC_OK;
}
/****************************************************************************/
static int VERSION(char *line)
{
if(matchstr(&line,"STRING")) {
sprintf(RESULT,
"UAE-%d.%d.%d (%s%s%s) � by Bernd Schmidt & contributors, "
#ifdef POWERUP
"Amiga Port by Samuel Devulder & Holger Jakob (PPC extensions).",
#else
"Amiga Port by Samuel Devulder.",
#endif
UAEMAJOR, UAEMINOR, UAESUBREV,
currprefs.cpu_level==0?"68000":
currprefs.cpu_level==1?"68010":
currprefs.cpu_level==2?"68020":"68020/68881",
currprefs.address_space_24?" 24bits":"",
currprefs.cpu_compatible?" compat":"");
} else if(matchstr(&line,"NUM")) {
sprintf(RESULT,"%d",UAEMAJOR*10000+UAEMINOR*100+UAESUBREV);
} else if(matchstr(&line,"AUTHOR")) {
sprintf(RESULT,"� by Bernd Schmidt & contributors");
} else if(matchstr(&line,"PORT")) {
#ifdef POWERUP
sprintf(RESULT,"Amiga Port by Samuel Devulder & Holger Jakob (PPC extensions)");
#else
sprintf(RESULT,"Amiga Port by Samuel Devulder");
#endif
} else return RC_ERROR;
return RC_OK;
}
/****************************************************************************/
static int FRAMERATE(char *line)
{
int num;
num = matchnum(&line);
if(num>=1 && num<=20) {
changed_prefs.framerate = num;
} else {
sprintf(RESULT,"Invalid frame rate: %d\n", num);
return RC_WARN;
}
return RC_OK;
}
/****************************************************************************/
static int FAKEJOYSTICK(char *line)
{
if (matchstr(&line,"ON")) changed_prefs.fake_joystick = 2;
else if(matchstr(&line,"OFF")) changed_prefs.fake_joystick = 0;
else if(matchstr(&line,"TOGGLE")) changed_prefs.fake_joystick =
currprefs.fake_joystick?0:2;
else return RC_ERROR;
return RC_OK;
}
/****************************************************************************/
static int DISPLAY(char *line)
{
if (matchstr(&line,"ON")) do_inhibit_frame(0);
else if(matchstr(&line,"OFF")) do_inhibit_frame(1);
else if(matchstr(&line,"TOGGLE")) do_inhibit_frame(inhibit_frame?0:1);
else return RC_ERROR;
return RC_OK;
}
/****************************************************************************/
static int SOUND(char *line)
{
if(!sound_available) {
sprintf(RESULT,"Sound not available!");
return RC_WARN;
}
if (matchstr(&line,"ON")) currprefs.produce_sound = 2;
else if(matchstr(&line,"OFF")) currprefs.produce_sound = 1;
else if(matchstr(&line,"BEST")) currprefs.produce_sound = 3;
else if(matchstr(&line,"TOGGLE")) currprefs.produce_sound =
currprefs.produce_sound<=1?2:1;
else return RC_ERROR;
/* sam: the next 2 lines is a hack and I don't like it */
/* eventtab[ev_sample].active = (changed_prefs.produce_sound>=2)?1:0;
events_schedule ();
*/
return RC_OK;
}
/****************************************************************************/
static int UAEEXE(char *line)
{
if(uaeexe(line)) {
sprintf(RESULT,"Remote CLI failed!");
return RC_WARN;
}
return RC_OK;
}
/****************************************************************************/
static int process_cmd(char *line)
{
RESULT[0] = '\0';
if (matchstr(&line, "EJECT")) return EJECT(line);
else if(matchstr(&line, "INSERT")) return INSERT(line);
else if(matchstr(&line, "QUERY")) return QUERY(line);
else if(matchstr(&line, "FEEDBACK")) return FEEDBACK(line);
else if(matchstr(&line, "VERSION")) return VERSION(line);
else if(matchstr(&line, "BYE")) QUIT();
else if(matchstr(&line, "QUIT")) QUIT();
else if(matchstr(&line, "DEBUG")) activate_debugger();
else if(matchstr(&line, "RESET")) m68k_reset();
else if(matchstr(&line, "DISPLAY")) return DISPLAY(line);
else if(matchstr(&line, "FRAMERATE")) return FRAMERATE(line);
else if(matchstr(&line, "FAKEJOYSTICK")) return FAKEJOYSTICK(line);
else if(matchstr(&line, "SOUND")) return SOUND(line);
else if(matchstr(&line, "UAEEXE")) return UAEEXE(line);
else return RC_ERROR;
return RC_OK;
}
/****************************************************************************/
void rexx_handle_events(void)
{
struct RexxMsg *msg;
while((msg = (struct RexxMsg*)GetMsg(ARexxPort))) {
if(!(msg->rm_Action & RXCOMM)) {
fprintf(stderr,"Unknown action '%08X' recieved!\n",
msg->rm_Action);
continue;
}
msg->rm_Result1 = process_cmd(msg->rm_Args[0]);
msg->rm_Result2 = NULL;
if(msg->rm_Action & RXFF_RESULT) {
int len=strlen(RESULT); /* holger: trick for powerup */
msg->rm_Result2 = (LONG)CreateArgstring(RESULT,len);
}
ReplyMsg((void*)msg);
}
}
/****************************************************************************/
void rexx_led(int led, int on)
{
gui_rexx_s *gui = NULL;
if(led < 0 || led > 4) return;
led_state[led] = on;
if(led == 0) gui = &gui_rexx[LED_POW];
if(led == 1) gui = &gui_rexx[LED_DF0];
if(led == 2) gui = &gui_rexx[LED_DF1];
if(led == 3) gui = &gui_rexx[LED_DF2];
if(led == 4) gui = &gui_rexx[LED_DF3];
if(gui->port[0] && gui->cmd_on[0] && gui->cmd_off[0]) {
if(ADDRESS(gui->port, on ? gui->cmd_on : gui->cmd_off) != RC_OK) {
fprintf(stderr,"%s:%s:%s\n", gui->port,
on ? gui->cmd_on : gui->cmd_off,
RESULT);
}
}
}
/****************************************************************************/
void rexx_filename(int num, char *filename)
{
gui_rexx_s *gui = NULL;
if(num < 0 || num > 3) return;
gui = &gui_rexx[NAME_DF0 + num];
if(gui->port[0] && gui->cmd_on[0]) {
char buf[CMD_LEN];
if(!(filename = from_unix_path(filename))) return;
sprintf(buf, gui->cmd_on, filename);
free(filename);
if(ADDRESS(gui->port, buf) != RC_OK) {
fprintf(stderr,"%s:%s:%s\n", gui->port, buf, RESULT);
}
}
}
/****************************************************************************/
/* send a message to an AREXX port.
*/
static int ADDRESS(char *hostname, char *cmd)
{
struct MsgPort *RexxPort,
*ReplyPort;
struct RexxMsg *HostMsg,
*answer;
int result = RC_WARN;
if(!stricmp(hostname, "COMMAND")) {
return SystemTagList(cmd,NULL);
}
if((RexxPort = (void *)FindPort(hostname))) {
if((ReplyPort = (void *)CreateMsgPort())) {
if((HostMsg = CreateRexxMsg(ReplyPort, NULL, hostname))) {
int len=strlen(cmd); /* holger: trick for powerup */
if((HostMsg->rm_Args[0] = CreateArgstring(cmd,len))) {
HostMsg->rm_Action = RXCOMM | RXFF_RESULT;
PutMsg(RexxPort, (void*)HostMsg);
WaitPort(ReplyPort);
while(!(answer = (void *)GetMsg(ReplyPort)));
result = answer->rm_Result1;
if(result == RC_OK) {
if(answer->rm_Result2) {
strncpy(RESULT,(char *)answer->rm_Result2,RESULT_LEN);
DeleteArgstring((char *)answer->rm_Result2);
} else RESULT[0] = '\0';
}
DeleteArgstring(HostMsg->rm_Args[0]);
} else strcpy(RESULT, "Can't create argstring!");
DeleteRexxMsg(HostMsg);
} else strcpy(RESULT, "Can't create rexx message!");
DeleteMsgPort(ReplyPort);
} else strcpy(RESULT, "Can't alloc reply port!");
} else sprintf(RESULT, "Port \"%s\" not found!",hostname);
return result;
}
/****************************************************************************/
/* argument parsing routines
*/
static int matchstr(char **line,char *pat)
{
char *s = *line;
char match = 0;
while(isspace(*s)) ++s;
if(*s=='\"' || *s== '\'') match = *s++;
while(*s && (tolower(*s)==tolower(*pat)) && (!match || *s!=match)) {++s;++pat;}
if(match && *s==match && s[1]) ++s;
if(!*pat && (!*s || isspace(*s))) {
while(isspace(*s)) ++s;
*line = s;
return 1;
}
return 0;
}
/****************************************************************************/
static void extractstr(char **line, char *result, int len)
{
char *s = *line;
char match = 0;
while(isspace(*s)) ++s;
if(*s=='\"' || *s=='\'') match = *s++;
while(*s && *s != match) {
if(*s == '\\' && (s[1] == '\'' || s[1] == '\"')) ++s;
if(len > 1) {*result++ = *s;--len;}
++s;
if(!match && isspace(*s)) break;
}
if(match && *s == match) ++s;
while(isspace(*s)) ++s;
*result = '\0';
*line = s;
}
/****************************************************************************/
static int matchnum(char **line)
{
char *s = *line, match = 0;
int sign = 1, num = 0;
while(isspace(*s)) ++s;
if(*s=='\"' || *s=='\'') match = *s++;
if(*s=='-') {sign = -1;++s;}
if(*s=='+') ++s;
while(isspace(*s)) ++s;
while(*s>='0' && *s<='9') num = num*10 + (*s++ - '0');
if(match && *s==match && s[1]) ++s;
while(isspace(*s)) ++s;
*line = s;
return sign>0?num:-num;
}
/****************************************************************************/
#ifdef POWERUP
/* sam: those function should be in the ppc version of the unexisting
libamiga.a */
#define NEWLIST(l) ((l)->lh_Head = (struct Node *)&(l)->lh_Tail, \
/*(l)->lh_Tail = NULL,*/ \
(l)->lh_TailPred = (struct Node *)&(l)->lh_Head)
struct MsgPort *CreatePort(STRPTR name,LONG pri)
{ struct MsgPort *port = NULL;
UBYTE portsig;
if ((BYTE)(portsig=AllocSignal(-1)) >= 0)
{ if (!(port=PPCAllocMem(sizeof(struct MsgPort),MEMF_CLEAR|MEMF_PUBLIC)))
FreeSignal(portsig);
else
{
port->mp_Node.ln_Type=NT_MSGPORT;
port->mp_Node.ln_Pri=pri;
port->mp_Node.ln_Name=name;
/* done via AllocMem
port->mp_Flags=PA_SIGNAL;
*/
port->mp_SigBit=portsig;
port->mp_SigTask=FindTask(NULL);
NEWLIST(&port->mp_MsgList);
if (port->mp_Node.ln_Name)
AddPort(port);
}
}
return port;
}
void DeletePort(struct MsgPort *port)
{ int i;
if (port->mp_Node.ln_Name != NULL)
RemPort(port);
i=-1;
port->mp_Node.ln_Type=i;
port->mp_MsgList.lh_Head=(struct Node *)i;
FreeSignal(port->mp_SigBit);
PPCFreeMem(port,sizeof(struct MsgPort));
}
struct IORequest *CreateExtIO(struct MsgPort *port,long iosize)
{
struct IORequest *ioreq=NULL;
if (port && (ioreq=PPCAllocMem(iosize,MEMF_CLEAR|MEMF_PUBLIC)))
{
ioreq->io_Message.mn_Node.ln_Type=NT_REPLYMSG;
ioreq->io_Message.mn_ReplyPort=port;
ioreq->io_Message.mn_Length=iosize;
}
return ioreq;
}
struct IOStdReq *CreateStdIO(struct MsgPort *port)
{
return (struct IOStdReq *)CreateExtIO(port,sizeof(struct IOStdReq));
}
void DeleteExtIO(struct IORequest *ioreq)
{
int i;
i=-1;
ioreq->io_Message.mn_Node.ln_Type=i;
ioreq->io_Device=(struct Device *)i;
ioreq->io_Unit=(struct Unit *)i;
PPCFreeMem(ioreq,ioreq->io_Message.mn_Length);
}
void DeleteStdIO(struct IORequest *ioreq) {DeleteExtIO(ioreq);}
#endif