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Commit c977e4a4 authored by deuce's avatar deuce
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Add cterm - a ciolib-based ANSI terminal emulator to conio directory. 

(Pulled from SyncTERM since it will also be used in umonitor)
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src/conio/Common.gmake
+ 8
− 1
View file @ c977e4a4
......@@ -3,6 +3,7 @@
# XCURSES = Use XCurses
# NEED_CIOLIB = Set flage suitable for using with ciolib
# NO_X = Don't use X version of ciolib
# NEED_CTERM = Use CTerm
# You really should set this first.
CONIO_SRC ?= $(XPDEV)../conio/
......@@ -41,6 +42,8 @@ endif
CIOLIB_CFLAGS += $(CURSES_CFLAGS)
CIOLIB_LDFLAGS += $(CURSES_LDFLAGS)
CTERM_OBJS += $(LIBODIR)/cterm.o
ifdef NEED_CIOLIB
CFLAGS += $(CIOLIB_CFLAGS)
LDFLAGS += $(CIOLIB_LDFLAGS)
......@@ -51,11 +54,15 @@ ifdef UIFC_NEED_CIOLIB
UIFC_LDFLAGS += $(CIOLIB_LDFLAGS)
UIFC_OBJS += $(CIOLIB_OBJS)
endif
ifdef NEED_CURSES
CFLAGS += $(CURSES_CFLAGS)
LDFLAGS += $(CURSES_LDFLAGS)
endif
ifdef NEED_CTERM
CFLAGS += $(CTERM_CFLAGS)
LDFLAGS += $(CTERM_LDFLAGS)
OBJS += $(CTERM_OBJS)
endif
vpath %.c $(CONIO_SRC)
vpath %.cpp $(CONIO_SRC)
src/conio/cterm.c 0 → 100644
+ 605
− 0
View file @ c977e4a4
#include <genwrap.h>
#include <ciolib.h>
#include <keys.h>
#include "cterm.h"
#define BUFSIZE 2048
struct terminal {
int height;
int width;
int x;
int y;
char *buffer;
int attr;
int save_xpos;
int save_ypos;
char escbuf[1024];
int sequence;
char musicbuf[1024];
int music;
char *scrollback;
int backpos;
int backlines;
};
static struct terminal term;
/* const int tabs[11]={1,8,16,24,32,40,48,56,64,72,80}; */
const int tabs[11]={9,17,25,33,41,49,57,65,73,80,80.1};
void play_music(void)
{
/* ToDo Music code parsing stuff */
term.music=0;
}
void scrolldown(void)
{
char *buf;
int i,j;
buf=(char *)malloc(term.width*(term.height-1)*2);
gettext(term.x+1,term.y+1,term.x+term.width,term.y+term.height-1,buf);
puttext(term.x+1,term.y+2,term.x+term.width,term.y+term.height,buf);
j=0;
for(i=0;i<term.width;i++) {
buf[j++]=' ';
buf[j++]=term.attr;
}
puttext(term.x+1,term.y+1,term.x+term.width,term.y+1,buf);
free(buf);
}
void scrollup(void)
{
char *buf;
int i,j;
term.backpos++;
if(term.scrollback!=NULL) {
if(term.backpos>term.backlines) {
memmove(term.scrollback,term.scrollback+term.width*2,term.width*2*(term.backlines-1));
term.backpos--;
}
gettext(term.x+1,term.y+1,term.x+term.width,term.y+1,term.scrollback+(term.backpos-1)*term.width*2);
}
buf=(char *)malloc(term.width*(term.height-1)*2);
gettext(term.x+1,term.y+2,term.x+term.width,term.y+term.height,buf);
puttext(term.x+1,term.y+1,term.x+term.width,term.y+term.height-1,buf);
j=0;
for(i=0;i<term.width;i++) {
buf[j++]=' ';
buf[j++]=term.attr;
}
puttext(term.x+1,term.y+term.height,term.x+term.width,term.y+term.height,buf);
free(buf);
}
void clear2bol(void)
{
char *buf;
int i,j;
buf=(char *)malloc((wherex()+1)*2);
j=0;
for(i=1;i<=wherex();i++) {
buf[j++]=' ';
buf[j++]=term.attr;
}
puttext(term.x+1,term.y+wherey(),term.x+wherex(),term.y+wherey(),buf);
free(buf);
}
void clear2eol(void)
{
char *buf;
int i,j;
buf=(char *)malloc((term.width-wherex()+1)*2);
j=0;
for(i=wherex();i<=term.width;i++) {
buf[j++]=' ';
buf[j++]=term.attr;
}
puttext(term.x+wherex(),term.y+wherey(),term.x+term.width,term.y+wherey(),buf);
free(buf);
}
void clearscreen(char attr)
{
char *buf;
int x,y,j;
term.backpos+=term.height;
if(term.scrollback!=NULL) {
if(term.backpos>term.backlines) {
memmove(term.scrollback,term.scrollback+term.width*2*(term.backpos-term.backlines),term.width*2*(term.backlines-(term.backpos-term.backlines)));
term.backpos=term.backlines;
}
gettext(term.x+1,term.y+1,term.x+term.width,term.y+term.height,term.scrollback+(term.backpos-term.height)*term.width*2);
}
buf=(char *)malloc(term.width*(term.height)*2);
j=0;
for(x=0;x<term.width;x++) {
for(y=0;y<term.height;y++) {
buf[j++]=' ';
buf[j++]=attr;
}
}
puttext(term.x+1,term.y+1,term.x+term.width,term.y+term.height,buf);
free(buf);
}
void do_ansi(char *retbuf, int retsize)
{
char *p;
char *p2;
char tmp[1024];
int i,j,k;
int row,col;
switch(term.escbuf[0]) {
case '[':
/* ANSI stuff */
p=term.escbuf+strlen(term.escbuf)-1;
switch(*p) {
case '@': /* Insert Char */
i=wherex();
j=wherey();
gettext(term.x+wherex(),term.y+wherey(),term.x+term.width-1,term.y+wherey(),tmp);
putch(' ');
puttext(term.x+wherex()+1,term.y+wherey(),term.x+term.width,term.y+wherey(),tmp);
gotoxy(i,j);
break;
case 'A': /* Cursor Up */
i=atoi(term.escbuf+1);
if(i==0)
i=1;
i=wherey()-i;
if(i<1)
i=1;
gotoxy(wherex(),i);
break;
case 'B': /* Cursor Down */
i=atoi(term.escbuf+1);
if(i==0)
i=1;
i=wherey()+i;
if(i>term.height)
i=term.height;
gotoxy(wherex(),i);
break;
case 'C': /* Cursor Right */
i=atoi(term.escbuf+1);
if(i==0)
i=1;
i=wherex()+i;
if(i>term.width)
i=term.width;
gotoxy(i,wherey());
break;
case 'D': /* Cursor Left */
i=atoi(term.escbuf+1);
if(i==0)
i=1;
i=wherex()-i;
if(i<1)
i=1;
gotoxy(i,wherey());
break;
case 'E':
i=atoi(term.escbuf+1);
if(i==0)
i=1;
i=wherey()+i;
for(j=0;j<i;j++)
putch('\n');
break;
case 'f':
case 'H':
row=1;
col=1;
*(p--)=0;
if(strlen(term.escbuf)>1) {
if((p=strtok(term.escbuf+1,";"))!=NULL) {
row=atoi(p);
if((p=strtok(NULL,";"))!=NULL) {
col=atoi(p);
}
}
}
if(row<1)
row=1;
if(col<1)
col=1;
if(row>term.height)
row=term.height;
if(col>term.width)
col=term.width;
gotoxy(col,row);
break;
case 'J':
i=atoi(term.escbuf+1);
switch(i) {
case 0:
clear2eol();
p2=(char *)malloc(term.width*2);
j=0;
for(i=0;i<term.width;i++) {
p2[j++]=' ';
p2[j++]=term.attr;
}
for(i=wherey()+1;i<=term.height;i++) {
puttext(term.x+1,term.y+i,term.x+term.width,term.y+i,p2);
}
free(p2);
break;
case 1:
clear2bol();
p2=(char *)malloc(term.width*2);
j=0;
for(i=0;i<term.width;i++) {
p2[j++]=' ';
p2[j++]=term.attr;
}
for(i=wherey()-1;i>=1;i--) {
puttext(term.x+1,term.y+i,term.x+term.width,term.y+i,p2);
}
free(p2);
break;
case 2:
clearscreen(term.attr);
gotoxy(1,1);
break;
}
break;
case 'K':
i=atoi(term.escbuf+1);
switch(i) {
case 0:
clear2eol();
break;
case 1:
clear2bol();
break;
case 2:
p2=(char *)malloc(term.width*2);
j=0;
for(i=0;i<term.width;i++) {
p2[j++]=' ';
p2[j++]=term.attr;
}
puttext(term.x+1,term.y+wherey(),term.x+term.width,term.y+wherey(),p2);
free(p2);
break;
}
break;
case 'L':
i=atoi(term.escbuf+1);
if(i==0)
i=1;
if(i>term.height-wherey())
i=term.height-wherey();
if(i<term.height-wherey()) {
p2=(char *)malloc((term.height-wherey()-i)*term.width*2);
gettext(term.x+1,term.y+wherey(),term.x+term.width,wherey()+(term.height-wherey()-i),p2);
puttext(term.x+1,term.y+wherey()+i,term.x+term.width,wherey()+(term.height-wherey()),p2);
j=0;
free(p2);
}
p2=(char *)malloc(term.width*2);
j=0;
for(k=0;k<term.width;k++) {
p2[j++]=' ';
p2[j++]=term.attr;
}
for(k-0;j<i;i++) {
puttext(term.x+1,term.y+i,term.x+term.width,term.y+i,p2);
}
free(p2);
break;
case 'M':
case 'N':
term.music=1;
break;
case 'P': /* Delete char */
i=atoi(term.escbuf+1);
if(i==0)
i=1;
if(i>term.width-wherex())
i=term.width-wherex();
p2=(char *)malloc((term.width-wherex())*2);
gettext(term.x+wherex(),term.y+wherey(),term.x+term.width,term.y+wherey(),p2);
memmove(p2,p2+(i*2),(term.width-wherex()-i)*2);
for(i=(term.width-wherex())*2-2;i>=wherex();i-=2)
p2[i]=' ';
puttext(term.x+wherex(),term.y+wherey(),term.x+term.width,term.y+wherey(),p2);
break;
case 'S':
scrollup();
break;
case 'T':
scrolldown();
break;
case 'U':
clearscreen(7);
gotoxy(1,1);
break;
case 'Y': /* ToDo? BananaCom Clear Line */
break;
case 'Z':
for(j=10;j>=0;j--) {
if(tabs[j]<wherex()) {
gotoxy(tabs[j],wherey());
break;
}
}
break;
case 'b': /* ToDo? Banana ANSI */
break;
case 'g': /* ToDo? VT100 Tabs */
break;
case 'h': /* ToDo? Scrolling regeion, word-wrap, doorway mode */
break;
case 'i': /* ToDo? Printing */
break;
case 'l': /* ToDo? Scrolling regeion, word-wrap, doorway mode */
break;
case 'm':
*(p--)=0;
p2=term.escbuf+1;
if(p2>p) {
term.attr=7;
break;
}
while((p=strtok(p2,";"))!=NULL) {
p2=NULL;
switch(atoi(p)) {
case 0:
term.attr=7;
break;
case 1:
term.attr|=8;
break;
case 2:
term.attr&=247;
break;
case 4: /* Underscore */
break;
case 5:
case 6:
term.attr|=128;
break;
case 7:
i=term.attr&7;
j=term.attr&112;
term.attr &= 136;
term.attr |= j>>4;
term.attr |= i<<4;
break;
case 8:
j=term.attr&112;
term.attr&=112;
term.attr |= j>>4;
break;
case 30:
term.attr&=248;
break;
case 31:
term.attr&=248;
term.attr|=4;
break;
case 32:
term.attr&=248;
term.attr|=2;
break;
case 33:
term.attr&=248;
term.attr|=6;
break;
case 34:
term.attr&=248;
term.attr|=1;
break;
case 35:
term.attr&=248;
term.attr|=5;
break;
case 36:
term.attr&=248;
term.attr|=3;
break;
case 37:
term.attr&=248;
term.attr|=7;
break;
case 40:
term.attr&=143;
break;
case 41:
term.attr&=143;
term.attr|=4<<4;
break;
case 42:
term.attr&=143;
term.attr|=2<<4;
break;
case 43:
term.attr&=143;
term.attr|=6<<4;
break;
case 44:
term.attr&=143;
term.attr|=1<<4;
break;
case 45:
term.attr&=143;
term.attr|=5<<4;
break;
case 46:
term.attr&=143;
term.attr|=3<<4;
break;
case 47:
term.attr&=143;
term.attr|=7<<4;
break;
}
}
textattr(term.attr);
break;
case 'n':
i=atoi(term.escbuf+1);
switch(i) {
case 6:
sprintf(tmp,"%c[%d;%dR",27,wherey(),wherex());
if(strlen(retbuf)+strlen(tmp) < retsize)
strcat(retbuf,tmp);
break;
case 255:
sprintf(tmp,"%c[%d;%dR",27,term.height,term.width);
if(strlen(retbuf)+strlen(tmp) < retsize)
strcat(retbuf,tmp);
break;
}
break;
case 'p': /* ToDo? ANSI keyboard reassignment */
break;
case 'q': /* ToDo? VT100 keyboard lights */
break;
case 'r': /* ToDo? Scrolling reigon */
break;
case 's':
term.save_xpos=wherex();
term.save_ypos=wherey();
break;
case 'u':
if(term.save_ypos>0 && term.save_ypos<=term.height
&& term.save_xpos>0 && term.save_xpos<=term.width) {
gotoxy(term.save_xpos,term.save_ypos);
}
break;
case 'y': /* ToDo? VT100 Tests */
break;
case 'z': /* ToDo? Reset */
break;
}
break;
case 'D':
scrollup();
break;
case 'M':
scrolldown();
break;
case 'c':
/* ToDo: Reset Terminal */
break;
}
term.escbuf[0]=0;
term.sequence=0;
}
void cterm_init(int height, int width, int xpos, int ypos, int backlines, unsigned char *scrollback)
{
term.x=xpos;
term.y=ypos;
term.height=height;
term.width=width;
term.attr=7;
term.save_xpos=0;
term.save_ypos=0;
term.escbuf[0]=0;
term.sequence=0;
term.music=0;
term.backpos=0;
term.backlines=backlines;
term.scrollback=scrollback;
if(term.scrollback!=NULL)
memset(term.scrollback,0,term.width*2*term.backlines);
textattr(term.attr);
_setcursortype(_NORMALCURSOR);
window(term.x+1,term.y+1,term.x+term.width,term.y+term.height);
clrscr();
gotoxy(1,1);
}
char *cterm_write(unsigned char *buf, int buflen, char *retbuf, int retsize)
{
unsigned char ch[2];
unsigned char prn[BUFSIZE];
int key;
int i,j,k;
char *ret;
retbuf[0]=0;
switch(buflen) {
case 0:
break;
default:
prn[0]=0;
for(j=0;j<buflen;j++) {
ch[0]=buf[j];
if(term.sequence) {
strcat(term.escbuf,ch);
if((ch[0]>='@' && ch[0]<='Z')
|| (ch[0]>='a' && ch[0]<='z')) {
do_ansi(retbuf, retsize);
}
}
else if (term.music) {
strcat(term.musicbuf,ch);
if(ch[0]==14)
play_music();
}
else {
switch(buf[j]) {
case 0:
break;
case 7: /* Beep */
cputs(prn);
prn[0]=0;
#ifdef __unix__
putch(7);
#else
MessageBeep(MB_OK);
#endif
break;
case 12: /* ^L - Clear screen */
cputs(prn);
prn[0]=0;
clearscreen(term.attr);
gotoxy(1,1);
break;
case 27: /* ESC */
cputs(prn);
prn[0]=0;
term.sequence=1;
break;
case '\t':
cputs(prn);
prn[0]=0;
for(k=0;k<11;k++) {
if(tabs[k]>wherex()) {
gotoxy(tabs[k],wherey());
break;
}
}
break;
default:
strcat(prn,ch);
}
}
}
cputs(prn);
prn[0]=0;
break;
}
return(retbuf);
}
void cterm_end(void)
{
/* Nothing to be done here at the moment */
}
src/conio/cterm.h 0 → 100644
+ 14
− 0
View file @ c977e4a4
#ifndef _TERM_H_
#define _TERM_H_
#ifdef __cplusplus
extern "C" {
#endif
void cterm_init(int height, int width, int xpos, int ypos, int backlines, unsigned char *scrollback);
char *cterm_write(unsigned char *buf, int buflen, char *retbuf, int retsize);
void cterm_end(void);
#ifdef __cplusplus
}
#endif
#endif
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