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- /*
- * Source generated with ARexxBox 1.12 (May 18 1993)
- * which is Copyright (c) 1992,1993 Michael Balzer
- */
-
- #include <exec/types.h>
- #include <exec/memory.h>
- #include <dos/dos.h>
- #include <rexx/storage.h>
- #include <rexx/rxslib.h>
-
- #ifdef __GNUC__
- /* GCC needs all struct defs */
- #include <dos/exall.h>
- #include <graphics/graphint.h>
- #include <intuition/classes.h>
- #include <devices/keymap.h>
- #include <exec/semaphores.h>
- #endif
-
- #include <clib/alib_protos.h>
- #include <clib/exec_protos.h>
- #include <clib/dos_protos.h>
- #include <clib/rexxsyslib_protos.h>
-
- #ifndef __NO_PRAGMAS
-
- #ifdef AZTEC_C
- #include <pragmas/exec_lib.h>
- #include <pragmas/dos_lib.h>
- #include <pragmas/rexxsyslib_lib.h>
- #endif
-
- #ifdef LATTICE
- #include <pragmas/exec_pragmas.h>
- #include <pragmas/dos_pragmas.h>
- #include <pragmas/rexxsyslib_pragmas.h>
- #endif
-
- #endif /* __NO_PRAGMAS */
-
- #include <stdlib.h>
- #include <stdio.h>
- #include <string.h>
- #include <ctype.h>
-
- #ifdef LATTICE
- #undef toupper
- #define inline __inline
- #endif
-
- #ifdef __GNUC__
- #undef toupper
- static inline char toupper( char c )
- {
- return( islower(c) ? c - 'a' + 'A' : c );
- }
- #endif
-
- #ifdef AZTEC_C
- #define inline
- #endif
-
- #include <dos/rdargs.h>
-
- #include "TrackRexx.h"
-
- struct rxs_stemnode
- {
- struct rxs_stemnode *succ;
- char *name;
- char *value;
- };
-
-
- extern struct ExecBase *SysBase;
- extern struct DosLibrary *DOSBase;
- extern struct RxsLib *RexxSysBase;
-
- void (*ARexxResultHook)( struct RexxHost *, struct RexxMsg * ) = NULL;
-
-
-
- void ReplyRexxCommand(
- struct RexxMsg *rexxmessage,
- long primary,
- long secondary,
- char *result )
- {
- if( rexxmessage->rm_Action & RXFF_RESULT )
- {
- if( primary == 0 )
- {
- secondary = result
- ? (long) CreateArgstring( result, strlen(result) )
- : (long) NULL;
- }
- else
- {
- char buf[16];
-
- if( primary > 0 )
- {
- sprintf( buf, "%ld", secondary );
- result = buf;
- }
- else
- {
- primary = -primary;
- result = (char *) secondary;
- }
-
- SetRexxVar( (struct Message *) rexxmessage,
- "RC2", result, strlen(result) );
-
- secondary = 0;
- }
- }
- else if( primary < 0 )
- primary = -primary;
-
- rexxmessage->rm_Result1 = primary;
- rexxmessage->rm_Result2 = secondary;
- ReplyMsg( (struct Message *) rexxmessage );
- }
-
-
- void FreeRexxCommand( struct RexxMsg *rexxmessage )
- {
- if( !rexxmessage->rm_Result1 && rexxmessage->rm_Result2 )
- DeleteArgstring( (char *) rexxmessage->rm_Result2 );
-
- if( rexxmessage->rm_Stdin &&
- rexxmessage->rm_Stdin != Input() )
- Close( rexxmessage->rm_Stdin );
-
- if( rexxmessage->rm_Stdout &&
- rexxmessage->rm_Stdout != rexxmessage->rm_Stdin &&
- rexxmessage->rm_Stdout != Output() )
- Close( rexxmessage->rm_Stdout );
-
- DeleteArgstring( (char *) ARG0(rexxmessage) );
- DeleteRexxMsg( rexxmessage );
- }
-
-
- struct RexxMsg *CreateRexxCommand( struct RexxHost *host, char *buff, BPTR fh )
- {
- struct RexxMsg *rexx_command_message;
-
- if( (rexx_command_message = CreateRexxMsg( host->port,
- rexx_extension, host->port->mp_Node.ln_Name)) == NULL )
- {
- return( NULL );
- }
-
- if( (rexx_command_message->rm_Args[0] =
- CreateArgstring(buff,strlen(buff))) == NULL )
- {
- DeleteRexxMsg(rexx_command_message);
- return( NULL );
- }
-
- rexx_command_message->rm_Action = RXCOMM | RXFF_RESULT;
- rexx_command_message->rm_Stdin = fh;
- rexx_command_message->rm_Stdout = fh;
-
- return( rexx_command_message );
- }
-
-
- struct RexxMsg *CommandToRexx( struct RexxHost *host, struct RexxMsg *rexx_command_message )
- {
- struct MsgPort *rexxport;
-
- Forbid();
-
- if( (rexxport = FindPort(RXSDIR)) == NULL )
- {
- Permit();
- return( NULL );
- }
-
- PutMsg( rexxport, &rexx_command_message->rm_Node );
-
- Permit();
-
- ++host->replies;
- return( rexx_command_message );
- }
-
-
- struct RexxMsg *SendRexxCommand( struct RexxHost *host, char *buff, BPTR fh )
- {
- struct RexxMsg *rcm;
-
- if( rcm = CreateRexxCommand(host, buff, fh) )
- return CommandToRexx( host, rcm );
- else
- return NULL;
- }
-
-
- void CloseDownARexxHost( struct RexxHost *host )
- {
- struct RexxMsg *rexxmsg;
-
- if( host->port )
- {
- /* Port abmelden */
- RemPort( host->port );
-
- /* Auf noch ausstehende Replies warten */
- while( host->replies > 0 )
- {
- WaitPort( host->port );
-
- while( rexxmsg = (struct RexxMsg *) GetMsg(host->port) )
- {
- if( rexxmsg->rm_Node.mn_Node.ln_Type == NT_REPLYMSG )
- {
- if( !rexxmsg->rm_Args[15] )
- {
- /* Reply zu einem SendRexxCommand()-Call */
- if( ARexxResultHook )
- ARexxResultHook( host, rexxmsg );
- }
-
- FreeRexxCommand( rexxmsg );
- --host->replies;
- }
- else
- ReplyRexxCommand( rexxmsg, -20, (long) "Host closing down", NULL );
- }
- }
-
- /* MsgPort leeren */
- while( rexxmsg = (struct RexxMsg *) GetMsg(host->port) )
- ReplyRexxCommand( rexxmsg, -20, (long) "Host closing down", NULL );
-
- if( !(host->flags & ARB_HF_USRMSGPORT) )
- DeleteMsgPort( host->port );
- }
-
- if( host->rdargs ) FreeDosObject( DOS_RDARGS, host->rdargs );
- FreeVec( host );
- }
-
-
- struct RexxHost *SetupARexxHost( char *basename, struct MsgPort *usrport )
- {
- struct RexxHost *host;
- int ext = 0;
-
- if( !basename )
- basename = RexxPortBaseName;
- else if( !*basename )
- basename = RexxPortBaseName;
-
- if( !(host = AllocVec(sizeof *host, MEMF_CLEAR)) )
- return NULL;
-
- strcpy( host->portname, basename );
-
- if( usrport )
- {
- host->port = usrport;
- host->flags |= ARB_HF_USRMSGPORT;
- }
- else if( !(host->port = CreateMsgPort()) )
- {
- FreeVec( host );
- return NULL;
- }
- else
- {
- host->port->mp_Node.ln_Pri = 0;
- }
-
- Forbid();
-
- while( FindPort(host->portname) )
- sprintf( host->portname, "%s.%d", basename, ++ext );
-
- host->port->mp_Node.ln_Name = host->portname;
- AddPort( host->port );
-
- Permit();
-
- if( !(host->rdargs = AllocDosObject(DOS_RDARGS, NULL)) )
- {
- RemPort( host->port );
- if( !usrport ) DeleteMsgPort( host->port );
- FreeVec( host );
- return NULL;
- }
-
- host->rdargs->RDA_Flags = RDAF_NOPROMPT;
-
- return( host );
- }
-
-
- /* StateMachine für FindRXCommand() */
-
- static inline char *scmp( char *inp, char *str )
- {
- while( *str && *inp )
- if( *inp++ != *str++ )
- return NULL;
-
- /* Reststring zurückgeben */
- return inp;
- }
-
- static int find( char *input )
- {
- struct arb_p_state *st = arb_p_state;
- struct arb_p_link *ad;
- char *ni, tmp[36], *s;
-
- ni = tmp;
- while( *input && ni-tmp < 32 )
- *ni++ = toupper( *input++ );
- *ni = 0;
- input = tmp;
-
- while( *input )
- {
- /* Terminalzustand erreicht? */
- if( !st->pa )
- {
- if( *input )
- return -1;
- else
- return st->cmd;
- }
-
- /* Wo geht's weiter? */
- ni = 0;
- for( ad = st->pa; s = ad->str; ad++ )
- {
- /* die Links sind absteigend sortiert */
- if( *input > *s )
- break;
-
- if( *input == *s )
- if( ni = scmp(input+1, s+1) )
- break;
- }
-
- /* Nirgends... */
- if( !ni )
- return -1;
-
- /* Zustandsüberführung */
- st = arb_p_state + ad->dst;
- input = ni;
- }
-
- return st->cmd;
- }
-
- struct rxs_command *FindRXCommand( char *com )
- {
- int cmd;
-
- cmd = find( com );
-
- if( cmd == -1 )
- return NULL;
- else
- return( rxs_commandlist + cmd );
- }
-
-
- static struct rxs_command *ParseRXCommand( char **arg )
- {
- char com[256], *s, *t;
-
- s = *arg;
- t = com;
-
- while( *s && *s != ' ' && *s != '\n' )
- *t++ = *s++;
-
- *t = '\0';
- while( *s == ' ' ) ++s;
- *arg = s;
-
- return( FindRXCommand( com ) );
- }
-
-
- static char *CreateVAR( struct rxs_stemnode *stem )
- {
- char *var;
- struct rxs_stemnode *s;
- long size = 0;
-
- if( !stem || stem == (struct rxs_stemnode *) -1L )
- return( (char *) stem );
-
- for( s = stem; s; s = s->succ )
- size += strlen( s->value ) + 1;
-
- if( !(var = AllocVec( size + 1, MEMF_ANY )) )
- return( (char *) -1 );
-
- *var = '\0';
-
- for( s = stem; s; s = s->succ )
- {
- strcat( var, s->value );
- if( s->succ )
- strcat( var, " " );
- }
-
- return( var );
- }
-
-
- static struct rxs_stemnode *new_stemnode( struct rxs_stemnode **first, struct rxs_stemnode **old )
- {
- struct rxs_stemnode *new;
-
- if( !(new = AllocVec(sizeof(struct rxs_stemnode), MEMF_CLEAR)) )
- {
- return( NULL );
- }
- else
- {
- if( *old )
- {
- (*old)->succ = new;
- (*old) = new;
- }
- else
- {
- *first = *old = new;
- }
- }
-
- return( new );
- }
-
-
- static void free_stemlist( struct rxs_stemnode *first )
- {
- struct rxs_stemnode *next;
-
- if( (long) first == -1 )
- return;
-
- for( ; first; first = next )
- {
- next = first->succ;
- if( first->name ) FreeVec( first->name );
- if( first->value ) FreeVec( first->value );
- FreeVec( first );
- }
- }
-
-
- char *StrDup( char *s )
- {
- char *t = AllocVec( strlen(s)+1, MEMF_ANY );
- if( t ) strcpy( t, s );
- return t;
- }
-
-
- static struct rxs_stemnode *CreateSTEM( struct rxs_command *rxc, LONG *resarray, char *stembase )
- {
- struct rxs_stemnode *first = NULL, *old = NULL, *new;
- char resb[512], *rs, *rb;
- char longbuff[16];
-
- rb = resb;
- if( stembase )
- {
- while( *stembase )
- *rb++ = toupper( *stembase++ );
- }
- *rb = '\0';
-
- rb = resb + strlen(resb);
- rs = rxc->results;
-
- while( *rs )
- {
- char *t = rb;
- BOOL optn = FALSE, optm = FALSE;
-
- while( *rs && *rs != ',' )
- {
- if( *rs == '/' )
- {
- ++rs;
- if( *rs == 'N' ) optn = TRUE;
- else if( *rs == 'M' ) optm = TRUE;
- }
- else
- *t++ = *rs;
-
- ++rs;
- }
-
- if( *rs == ',' ) ++rs;
- *t = '\0';
-
- /*
- * Resultat(e) erzeugen
- */
-
- if( !*resarray )
- {
- ++resarray;
- continue;
- }
-
- if( optm )
- {
- long *r, index = 0;
- LONG **subarray = (LONG **) *resarray++;
- struct rxs_stemnode *countnd;
-
- /* Anzahl der Elemente */
-
- if( !(new = new_stemnode(&first, &old)) )
- {
- free_stemlist( first );
- return( (struct rxs_stemnode *) -1L );
- }
- countnd = new;
-
- /* Die Elemente selbst */
-
- while( r = *subarray++ )
- {
- if( !(new = new_stemnode(&first, &old)) )
- {
- free_stemlist( first );
- return( (struct rxs_stemnode *) -1L );
- }
-
- sprintf( t, ".%ld", index++ );
- new->name = StrDup( resb );
-
- if( optn )
- {
- sprintf( longbuff, "%ld", *r );
- new->value = StrDup( longbuff );
- }
- else
- {
- new->value = StrDup( (char *) r );
- }
- }
-
- /* Die Count-Node */
-
- strcpy( t, ".COUNT" );
- countnd->name = StrDup( resb );
-
- sprintf( longbuff, "%ld", index );
- countnd->value = StrDup( longbuff );
- }
- else
- {
- /* Neue Node anlegen */
- if( !(new = new_stemnode(&first, &old)) )
- {
- free_stemlist( first );
- return( (struct rxs_stemnode *) -1L );
- }
-
- new->name = StrDup( resb );
-
- if( optn )
- {
- sprintf( longbuff, "%ld", *((long *) *resarray) );
- new->value = StrDup( longbuff );
- ++resarray;
- }
- else
- {
- new->value = StrDup( (char *) (*resarray++) );
- }
- }
- }
-
- return( first );
- }
-
-
- static void DoRXCommand( struct RexxHost *host, struct RexxMsg *rexxmsg )
- {
- struct rxs_command *rxc;
- char *argb = NULL, *arg;
-
- LONG *array = NULL;
- LONG *argarray;
- LONG *resarray;
-
- char *cargstr = NULL;
- long rc=20, rc2=0;
- char *result = NULL;
-
- if( !(argb = AllocVec(strlen((char *) ARG0(rexxmsg)) + 2, MEMF_ANY)) )
- {
- rc2 = ERROR_NO_FREE_STORE;
- goto drc_cleanup;
- }
-
- /* welches Kommando? */
-
- strcpy( argb, (char *) ARG0(rexxmsg) );
- strcat( argb, "\n" );
- arg = argb;
-
- if( !( rxc = ParseRXCommand( &arg ) ) )
- {
- if( arg = ExpandRXCommand( host, (char *) ARG0(rexxmsg) ) )
- {
- FreeVec( argb );
- if( !(argb = AllocVec( strlen(arg) + 2, MEMF_ANY )) )
- {
- rc2 = ERROR_NO_FREE_STORE;
- goto drc_cleanup;
- }
-
- strcpy( argb, arg );
- strcat( argb, "\n" );
- FreeVec( arg );
- arg = argb;
-
- rxc = ParseRXCommand( &arg );
- }
- }
-
- if( !rxc )
- {
- /* Msg an ARexx schicken, vielleicht existiert ein Skript */
- struct RexxMsg *rm;
-
- if( rm = CreateRexxCommand(host, (char *) ARG0(rexxmsg), NULL) )
- {
- /* Original-Msg merken */
- rm->rm_Args[15] = (STRPTR) rexxmsg;
-
- if( CommandToRexx(host, rm) )
- {
- /* Reply wird später vom Dispatcher gemacht */
- if( argb ) FreeVec( argb );
- return;
- }
- else
- rc2 = ERROR_NOT_IMPLEMENTED;
- }
- else
- rc2 = ERROR_NO_FREE_STORE;
-
- goto drc_cleanup;
- }
-
- if( !(rxc->flags & ARB_CF_ENABLED) )
- {
- rc = -10;
- rc2 = (long) "Command disabled";
- goto drc_cleanup;
- }
-
- /* Speicher für Argumente etc. holen */
-
- (rxc->function)( host, (void **) &array, RXIF_INIT, rexxmsg );
- cargstr = AllocVec( rxc->args ? 15+strlen(rxc->args) : 15, MEMF_ANY );
-
- if( !array || !cargstr )
- {
- rc2 = ERROR_NO_FREE_STORE;
- goto drc_cleanup;
- }
-
- argarray = array + 2;
- resarray = array + rxc->resindex;
-
- /* Argumente parsen */
-
- if( rxc->results )
- strcpy( cargstr, "VAR/K,STEM/K" );
- else
- *cargstr = '\0';
-
- if( rxc->args )
- {
- if( *cargstr )
- strcat( cargstr, "," );
- strcat( cargstr, rxc->args );
- }
-
- if( *cargstr )
- {
- host->rdargs->RDA_Source.CS_Buffer = arg;
- host->rdargs->RDA_Source.CS_Length = strlen(arg);
- host->rdargs->RDA_Source.CS_CurChr = 0;
- host->rdargs->RDA_DAList = NULL;
- host->rdargs->RDA_Buffer = NULL;
-
- if( !ReadArgs(cargstr, argarray, host->rdargs) )
- {
- rc = 10;
- rc2 = IoErr();
- goto drc_cleanup;
- }
- }
-
- /* Funktion aufrufen */
-
- (rxc->function)( host, (void **) &array, RXIF_ACTION, rexxmsg );
-
- rc = array[0];
- rc2 = array[1];
-
- /* Resultat(e) auswerten */
-
- if( rxc->results && rc==0 &&
- (rexxmsg->rm_Action & RXFF_RESULT) )
- {
- struct rxs_stemnode *stem, *s;
-
- stem = CreateSTEM( rxc, resarray, (char *)argarray[1] );
- result = CreateVAR( stem );
-
- if( result )
- {
- if( argarray[0] )
- {
- /* VAR */
- if( (long) result == -1 )
- {
- rc = 20;
- rc2 = ERROR_NO_FREE_STORE;
- }
- else
- {
- char *rb;
-
- for( rb = (char *) argarray[0]; *rb; ++rb )
- *rb = toupper( *rb );
-
- if( SetRexxVar( (struct Message *) rexxmsg,
- *((char *)argarray[0]) ? (char *)argarray[0] : "RESULT",
- result, strlen(result) ) )
- {
- rc = -10;
- rc2 = (long) "Unable to set Rexx variable";
- }
-
- FreeVec( result );
- }
-
- result = NULL;
- }
-
- if( !rc && argarray[1] )
- {
- /* STEM */
- if( (long) stem == -1 )
- {
- rc = 20;
- rc2 = ERROR_NO_FREE_STORE;
- }
- else
- {
- for( s = stem; s; s = s->succ )
- rc |= SetRexxVar( (struct Message *) rexxmsg, s->name, s->value, strlen(s->value) );
-
- if( rc )
- {
- rc = -10;
- rc2 = (long) "Unable to set Rexx variable";
- }
-
- if( result && (long) result != -1 )
- FreeVec( result );
- }
-
- result = NULL;
- }
-
- /* Normales Resultat: Möglich? */
-
- if( (long) result == -1 )
- {
- /* Nein */
- rc = 20;
- rc2 = ERROR_NO_FREE_STORE;
- result = NULL;
- }
- }
-
- free_stemlist( stem );
- }
-
- drc_cleanup:
-
- /* Nur RESULT, wenn weder VAR noch STEM */
-
- ReplyRexxCommand( rexxmsg, rc, rc2, result );
-
- /* benutzten Speicher freigeben */
-
- if( result ) FreeVec( result );
- FreeArgs( host->rdargs );
- if( cargstr ) FreeVec( cargstr );
- if( array ) (rxc->function)( host, (void **) &array, RXIF_FREE, rexxmsg );
- if( argb ) FreeVec( argb );
- }
-
-
- void ARexxDispatch( struct RexxHost *host )
- {
- struct RexxMsg *rexxmsg;
-
- while( rexxmsg = (struct RexxMsg *) GetMsg(host->port) )
- {
- if( (rexxmsg->rm_Action & RXCODEMASK) != RXCOMM )
- {
- /* Keine Rexx-Message */
- ReplyMsg( (struct Message *) rexxmsg );
- }
- else if( rexxmsg->rm_Node.mn_Node.ln_Type == NT_REPLYMSG )
- {
- struct RexxMsg *org = (struct RexxMsg *) rexxmsg->rm_Args[15];
-
- if( org )
- {
- /* Reply zu durchgereichter Msg */
- if( rexxmsg->rm_Result1 != 0 )
- {
- /* Befehl unbekannt */
- ReplyRexxCommand( org, 20, ERROR_NOT_IMPLEMENTED, NULL );
- }
- else
- {
- ReplyRexxCommand( org, 0, 0, (char *) rexxmsg->rm_Result2 );
- }
- }
- else
- {
- /* Reply zu einem SendRexxCommand()-Call */
- if( ARexxResultHook )
- ARexxResultHook( host, rexxmsg );
- }
-
- FreeRexxCommand( rexxmsg );
- --host->replies;
- }
- else if( ARG0(rexxmsg) )
- {
- DoRXCommand( host, rexxmsg );
- }
- else
- {
- ReplyMsg( (struct Message *) rexxmsg );
- }
- }
- }
-
-