661 lines
14 KiB
C
661 lines
14 KiB
C
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/*
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DUMP.C
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Written by DavidW
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Started on 27/11/91
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*/
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#include <p_std.h>
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#include <p_file.h>
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#include <wlib.h>
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#include <hwif.h>
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GLREF_D UWORD DatLocked;
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GLREF_D TEXT *DatUsedPathNamePtr;
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LOCAL_D TEXT *cmds[]=
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{
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"oOpen",
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"wWrite",
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"fFind text",
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"bFind bytes",
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"aFind again",
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"gGoto",
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"xExit",
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NULL
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};
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#define FILE_ITEMS 2
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#define FIND_ITEMS 3
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#define SPECIAL_ITEMS 2
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#define ITEMS_BEFORE_FILE 0
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#define ITEMS_BEFORE_FIND FILE_ITEMS
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#define ITEMS_BEFORE_SPECIAL (ITEMS_BEFORE_FIND+FIND_ITEMS)
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LOCAL_D H_MENU_DATA mdata[]=
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{
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"File",FILE_ITEMS,
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"Find",FIND_ITEMS,
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"Special",SPECIAL_ITEMS,
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NULL
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};
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GLDEF_D TEXT ** _cmds=(&cmds[0]);
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GLDEF_D H_MENU_DATA * _mdata=(&mdata[0]);
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LOCAL_D TEXT filename[P_FNAMESIZE+2];
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LOCAL_D VOID *fcb;
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LOCAL_D LONG lpos;
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LOCAL_D LONG last;
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LOCAL_D UWORD DisplayPending;
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LOCAL_D VOID *wfcb;
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LOCAL_D TEXT findt[14]={0};
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LOCAL_D UWORD caset=1;
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LOCAL_D TEXT findb[14]={0};
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LOCAL_D TEXT *pfind;
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LOCAL_D UWORD casef;
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LOCAL_D LONG fpos=(-1);
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LOCAL_C VOID Check(INT val)
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{
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TEXT buf[64];
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if (val<0)
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{
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wCancelBusyMsg();
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uForceToFront();
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DatLocked=TRUE;
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p_errs(&buf[0],val);
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wsAlertW(WS_ALERT_CLIENT,&buf[0],"Terminating application",0);
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p_exit(0);
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}
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}
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LOCAL_C VOID DoSeek(INT sense,LONG *ppos)
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{
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Check(p_seek(fcb,sense,ppos));
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}
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LOCAL_C INT WriteLine(INT ignore,TEXT *pb)
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{
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return(p_write(wfcb,pb,38));
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}
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LOCAL_C INT PrintLine(INT lineno,TEXT *pb)
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{
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P_RECT box;
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box.tl.x=6;
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box.tl.y=4+9*lineno;
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box.br.x=234;
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box.br.y=box.tl.y+9;
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gPrintBoxText(&box,8,G_TEXT_ALIGN_LEFT,0,pb,38);
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return(0);
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}
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LOCAL_C VOID Output(INT len,INT nlines,INT DoLine(INT,TEXT *))
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{
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TEXT inbuf[64];
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TEXT outbuf[38];
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INT i;
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LONG loclpos;
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INT linelen;
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TEXT *pin;
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TEXT *pout1;
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TEXT *pout2;
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INT val;
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Check(p_read(fcb,&inbuf[0],len));
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pin=(&inbuf[0]);
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loclpos=lpos;
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for (i=0; i<nlines; i++)
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{
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p_atos(&outbuf[0],"%05lx",loclpos);
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loclpos+=8;
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linelen=(len<8? len: 8);
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len-=linelen;
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pout1=(&outbuf[5]);
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pout2=(&outbuf[30]);
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p_bfil(pout1,33,32);
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while (linelen--)
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{
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val=(*pin++);
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p_atos(pout1," %02x",val);
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pout1+=3;
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*pout2++=(val<32? 8: val);
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}
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*pout1=32;
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if (DoLine(i,&outbuf[0]))
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break;
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}
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}
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LOCAL_C VOID Display(VOID)
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{
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LONG ldiff;
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DoSeek(P_FABS,&lpos);
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ldiff=last-lpos;
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Output((ldiff<64? (INT)ldiff: 64),8,PrintLine);
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DisplayPending=FALSE;
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}
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LOCAL_C VOID ResetDisplay(VOID)
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{
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last=0;
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DoSeek(P_FEND,&last);
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lpos=0;
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Display();
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}
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LOCAL_C INT TryOpenFile(TEXT *pb,VOID **newfcb)
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{
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return(uErrorValue(p_open(newfcb,pb,P_FOPEN|P_FRANDOM)));
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}
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LOCAL_C VOID ChangeOverTo(TEXT *newname,VOID *newfcb)
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{
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p_close(fcb);
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fcb=newfcb;
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p_scpy(&filename[0],newname);
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hSetUpStatusNames(&filename[0]);
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wsUpdate(WS_UPDATE_NAME);
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ResetDisplay();
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}
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LOCAL_C VOID SetupFilename(TEXT *pb)
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{
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p_bcpy(pb+1,DatUsedPathNamePtr,*pb=p_slen(DatUsedPathNamePtr));
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}
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LOCAL_C VOID OpenFile(VOID)
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{
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H_DI_FSEL open;
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TEXT openbuf[P_FNAMESIZE+2];
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VOID *newfcb;
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SetupFilename(&openbuf[0]);
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do
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{
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if (uOpenDialog("Dump"))
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return;
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open.flags=H_FILE_PICK_SELECTOR;
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open.fname=(&openbuf[0]);
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if (uAddDialogItem(H_DIALOG_FSEL,"File:",&open))
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return;
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if (uRunDialog()<=0)
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return;
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openbuf[1+openbuf[0]]=0;
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} while (TryOpenFile(&openbuf[1],&newfcb));
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ChangeOverTo(&openbuf[1],newfcb);
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}
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LOCAL_C VOID WriteFile(VOID)
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{
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H_DI_FSEL write;
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TEXT writebuf[P_FNAMESIZE+2];
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LONG beg;
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LONG end;
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LONG diff;
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H_DI_NUMBER numbeg;
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H_DI_NUMBER numend;
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INT len;
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INT stop;
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if (uErrorValue(p_fparse(".dmp",DatUsedPathNamePtr,&writebuf[1],NULL)))
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return;
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writebuf[0]=p_slen(&writebuf[1]);
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write.fname=(&writebuf[0]);
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write.flags=H_FILE_NEW_EDITOR;
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beg=0;
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end=last;
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numbeg.value=(&beg);
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numbeg.low=0;
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numbeg.high=last;
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numend.value=(&end);
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numend.low=0;
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numend.high=last;
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FOREVER
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{
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if (uOpenDialog("Write dump to file"))
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return;
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if (uAddDialogItem(H_DIALOG_FSEL,"File:",&write))
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return;
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if (uAddDialogItem(H_DIALOG_NUMBER,"From offset",&numbeg))
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return;
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if (uAddDialogItem(H_DIALOG_NUMBER,"To offset",&numend))
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return;
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if (uRunDialog()<=0)
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return;
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diff=end-beg;
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if (diff<=0)
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{
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wInfoMsg("`To' offset must exceed `From' offset");
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continue;
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}
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writebuf[1+writebuf[0]]=0;
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if (!uErrorValue(p_open(&wfcb,
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&writebuf[1],P_FTEXT|P_FREPLACE|P_FUPDATE)))
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break;
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}
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DoSeek(P_FABS,&beg);
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stop=FALSE;
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FOREVER
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{
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if (diff>64)
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len=64;
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else
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{
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len=(INT)diff;
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stop=TRUE;
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}
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Output(len,len/8,WriteLine);
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if (stop)
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break;
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diff-=64;
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}
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p_close(wfcb);
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wInfoMsg("Dump written to file");
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}
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LOCAL_C VOID GotoLpos(VOID)
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{
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H_DI_NUMBER num;
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if (last<=64)
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{
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wInfoMsg("Whole file is already visible");
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return;
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}
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if (uOpenDialog(NULL))
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return;
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num.value=(&lpos);
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num.low=0;
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num.high=last-64;
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if (uAddDialogItem(H_DIALOG_NUMBER,"Goto",&num))
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return;
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if (uRunDialog()<=0)
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return;
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Display();
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}
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LOCAL_C VOID HighlightBlock(INT x,INT y)
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{
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P_RECT box;
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box.tl.y=4+9*y;
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box.br.y=box.tl.y+9;
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if (&findb[0]==pfind)
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{
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box.tl.x=41+18*x;
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box.br.x=box.tl.x+13;
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}
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else
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{
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box.tl.x=185+6*x;
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box.br.x=box.tl.x+7;
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}
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gClrRect(&box,G_TRMODE_INV);
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wFlush();
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p_sleep(10);
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gClrRect(&box,G_TRMODE_INV);
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}
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LOCAL_C VOID HighlightFpos(VOID)
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{
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INT offset;
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if (fpos<lpos)
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lpos=fpos;
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else if (fpos>lpos+63)
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{
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lpos=fpos;
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if (lpos>last-64)
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lpos=last-64;
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}
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Display();
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offset=(INT)(fpos-lpos);
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HighlightBlock(offset%8,offset/8);
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}
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LOCAL_C INT DoSearch(LONG *ptot)
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{
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TEXT buf[256];
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INT toread;
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TEXT *pb;
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INT j;
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INT offset;
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INT len;
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DoSeek(P_FABS,ptot);
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toread=256;
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pb=(&buf[0]);
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offset=0;
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wSetBusyMsg("Searching",W_CORNER_BOTTOM_LEFT|2);
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FOREVER
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{
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len=p_read(fcb,pb,toread);
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if (len==E_FILE_EOF)
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break;
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Check(len);
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if (casef==2)
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j=p_bsub(&buf[0],len+offset,pfind+1,*pfind);
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else
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j=p_bsubi(&buf[0],len+offset,pfind+1,*pfind);
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if (j>=0)
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{
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fpos=(*ptot)+j;
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wCancelBusyMsg();
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HighlightFpos();
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return(0);
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}
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if (len<toread)
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break;
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*ptot+=toread+offset-12;
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pb=(TEXT *)p_bcpy(&buf[0],&buf[256-12],12);
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offset=12;
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toread=256-12;
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}
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wCancelBusyMsg();
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return(-1);
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}
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LOCAL_C VOID SearchAll(VOID)
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{
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LONG tot;
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tot=0;
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if (DoSearch(&tot))
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{
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wInfoMsg("Not found");
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fpos=(-1);
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}
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}
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LOCAL_C VOID FindText(VOID)
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{
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H_DI_EDIT ed;
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if (uOpenDialog("Find"))
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return;
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ed.str=(&findt[0]);
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ed.len=12;
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if (uAddDialogItem(H_DIALOG_EDIT,"Text",&ed))
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return;
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if (uAddChoiceList("Case sensitive",&caset,"No","Yes",NULL))
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return;
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if (uRunDialog()<=0)
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return;
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pfind=(&findt[0]);
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casef=caset;
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SearchAll();
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}
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LOCAL_C VOID LoadBytes(TEXT *pout)
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{
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INT len;
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TEXT *pin;
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|
|
||
|
|
len=findb[0];
|
||
|
|
*pout++=len*2;
|
||
|
|
pin=(&findb[1]);
|
||
|
|
while (len--)
|
||
|
|
{
|
||
|
|
p_atos(pout,"%02x",*pin++);
|
||
|
|
pout+=2;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C INT RecoverBytes(TEXT *pin)
|
||
|
|
{
|
||
|
|
TEXT buf[30];
|
||
|
|
INT len;
|
||
|
|
TEXT *pout;
|
||
|
|
TEXT *newpin;
|
||
|
|
UBYTE tmp;
|
||
|
|
|
||
|
|
if (p_bloc(pin+1,*pin,32)>=0)
|
||
|
|
{
|
||
|
|
wInfoMsg("Don't type any spaces");
|
||
|
|
return(-1);
|
||
|
|
}
|
||
|
|
if (*pin&1)
|
||
|
|
{
|
||
|
|
wInfoMsg("Type bytes as two characters each");
|
||
|
|
return(-1);
|
||
|
|
}
|
||
|
|
len=buf[0]=(*pin++)/2;
|
||
|
|
pout=(&buf[1]);
|
||
|
|
while (len--)
|
||
|
|
{
|
||
|
|
newpin=pin+2;
|
||
|
|
tmp=(*newpin);
|
||
|
|
*newpin=0;
|
||
|
|
if (p_stog(&pin,(UWORD *)pout,16) || pin!=newpin)
|
||
|
|
{
|
||
|
|
p_atos(&buf[0],"Conversion failure at %s",newpin-2);
|
||
|
|
wInfoMsg(&buf[0]);
|
||
|
|
*newpin=tmp;
|
||
|
|
return(-1);
|
||
|
|
}
|
||
|
|
*newpin=tmp;
|
||
|
|
pout++;
|
||
|
|
}
|
||
|
|
p_bcpy(&findb[0],&buf[0],buf[0]+1);
|
||
|
|
return(0);
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID FindBytes(VOID)
|
||
|
|
{
|
||
|
|
TEXT bytes[26];
|
||
|
|
H_DI_EDIT ed;
|
||
|
|
|
||
|
|
LoadBytes(&bytes[0]);
|
||
|
|
ed.str=(&bytes[0]);
|
||
|
|
ed.len=24;
|
||
|
|
do
|
||
|
|
{
|
||
|
|
if (uOpenDialog("Find"))
|
||
|
|
return;
|
||
|
|
if (uAddDialogItem(H_DIALOG_EDIT,"Bytes",&ed))
|
||
|
|
return;
|
||
|
|
if (uRunDialog()<=0)
|
||
|
|
return;
|
||
|
|
} while (RecoverBytes(&bytes[0]));
|
||
|
|
pfind=(&findb[0]);
|
||
|
|
casef=2;
|
||
|
|
SearchAll();
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID FindAgain(VOID)
|
||
|
|
{
|
||
|
|
LONG tot;
|
||
|
|
|
||
|
|
if (fpos<0)
|
||
|
|
{
|
||
|
|
wInfoMsg("Nothing to find again");
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
tot=fpos+1;
|
||
|
|
if (tot==last || DoSearch(&tot))
|
||
|
|
wInfoMsg("No more found");
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID ManageCommand(INT index)
|
||
|
|
{
|
||
|
|
switch (index)
|
||
|
|
{
|
||
|
|
case ITEMS_BEFORE_FILE:
|
||
|
|
OpenFile();
|
||
|
|
break;
|
||
|
|
case ITEMS_BEFORE_FILE+1:
|
||
|
|
WriteFile();
|
||
|
|
break;
|
||
|
|
case ITEMS_BEFORE_FIND:
|
||
|
|
FindText();
|
||
|
|
break;
|
||
|
|
case ITEMS_BEFORE_FIND+1:
|
||
|
|
FindBytes();
|
||
|
|
break;
|
||
|
|
case ITEMS_BEFORE_FIND+2:
|
||
|
|
FindAgain();
|
||
|
|
break;
|
||
|
|
case ITEMS_BEFORE_SPECIAL:
|
||
|
|
GotoLpos();
|
||
|
|
break;
|
||
|
|
case ITEMS_BEFORE_SPECIAL+1:
|
||
|
|
p_exit(0);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID MoveToTop(VOID)
|
||
|
|
{
|
||
|
|
lpos=0;
|
||
|
|
DisplayPending=TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID CheckAndDisplay(VOID)
|
||
|
|
{
|
||
|
|
if (lpos<0)
|
||
|
|
lpos=0;
|
||
|
|
DisplayPending=TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID MoveToBottom(VOID)
|
||
|
|
{
|
||
|
|
lpos=last-64;
|
||
|
|
CheckAndDisplay();
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID MoveBy(INT delta)
|
||
|
|
{
|
||
|
|
lpos+=delta;
|
||
|
|
if (lpos>last-64)
|
||
|
|
lpos=last-64;
|
||
|
|
CheckAndDisplay();
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID EnsureDisplay(VOID)
|
||
|
|
{
|
||
|
|
if (DisplayPending)
|
||
|
|
Display();
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID TryExecuteCommand(INT keycode)
|
||
|
|
{
|
||
|
|
keycode=uLocateCommand(keycode);
|
||
|
|
if (keycode>=0)
|
||
|
|
ManageCommand(keycode);
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID MainLoop(VOID)
|
||
|
|
{
|
||
|
|
INT ret;
|
||
|
|
WMSG_KEY key;
|
||
|
|
|
||
|
|
FOREVER
|
||
|
|
{
|
||
|
|
uGetKey(&key);
|
||
|
|
if (key.keycode&W_EVENT_KEY)
|
||
|
|
{
|
||
|
|
if (key.keycode==CONS_EVENT_COMMAND)
|
||
|
|
p_exit(0);
|
||
|
|
}
|
||
|
|
else if (key.keycode&W_SPECIAL_KEY)
|
||
|
|
{
|
||
|
|
EnsureDisplay();
|
||
|
|
TryExecuteCommand(key.keycode&(~W_SPECIAL_KEY));
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
switch (key.keycode)
|
||
|
|
{
|
||
|
|
case W_KEY_MENU:
|
||
|
|
if (!(key.modifiers&W_CTRL_MODIFIER))
|
||
|
|
{
|
||
|
|
EnsureDisplay();
|
||
|
|
ret=uPresentMenus();
|
||
|
|
if (ret>0)
|
||
|
|
TryExecuteCommand(ret);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case W_KEY_LEFT:
|
||
|
|
MoveBy(-1);
|
||
|
|
break;
|
||
|
|
case W_KEY_RIGHT:
|
||
|
|
MoveBy(1);
|
||
|
|
break;
|
||
|
|
case W_KEY_UP:
|
||
|
|
if (key.modifiers&W_CTRL_MODIFIER)
|
||
|
|
MoveToTop();
|
||
|
|
else
|
||
|
|
MoveBy(-8);
|
||
|
|
break;
|
||
|
|
case W_KEY_DOWN:
|
||
|
|
if (key.modifiers&W_CTRL_MODIFIER)
|
||
|
|
MoveToBottom();
|
||
|
|
else
|
||
|
|
MoveBy(8);
|
||
|
|
break;
|
||
|
|
case W_KEY_HOME:
|
||
|
|
MoveBy(-4);
|
||
|
|
break;
|
||
|
|
case W_KEY_END:
|
||
|
|
MoveBy(4);
|
||
|
|
break;
|
||
|
|
case W_KEY_PAGE_UP:
|
||
|
|
if (key.modifiers&W_CTRL_MODIFIER)
|
||
|
|
MoveToTop();
|
||
|
|
else
|
||
|
|
MoveBy(-56);
|
||
|
|
break;
|
||
|
|
case W_KEY_PAGE_DOWN:
|
||
|
|
if (key.modifiers&W_CTRL_MODIFIER)
|
||
|
|
MoveToBottom();
|
||
|
|
else
|
||
|
|
MoveBy(56);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (DisplayPending && !uKeyPressOutstanding())
|
||
|
|
Display();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID CreateGC(VOID)
|
||
|
|
{
|
||
|
|
INT hgc;
|
||
|
|
G_GC gc;
|
||
|
|
|
||
|
|
gc.style=G_STY_MONO;
|
||
|
|
hgc=gCreateGC(uFindMainWid(),G_GC_MASK_STYLE,&gc);
|
||
|
|
if (hgc<0)
|
||
|
|
p_exit(hgc);
|
||
|
|
}
|
||
|
|
|
||
|
|
LOCAL_C VOID SpecificInit(VOID)
|
||
|
|
{
|
||
|
|
CreateGC();
|
||
|
|
gBorder(W_BORD_CORNER_4);
|
||
|
|
hCrackCommandLine();
|
||
|
|
if (TryOpenFile(DatUsedPathNamePtr,&fcb))
|
||
|
|
p_exit(0);
|
||
|
|
ResetDisplay();
|
||
|
|
}
|
||
|
|
|
||
|
|
GLDEF_C VOID main(VOID)
|
||
|
|
{
|
||
|
|
uCommonInit();
|
||
|
|
SpecificInit();
|
||
|
|
MainLoop();
|
||
|
|
}
|