From 331ed2b6273c79e0eaa236c4615205823608dc6b Mon Sep 17 00:00:00 2001 From: Miguel Date: Fri, 31 Aug 2018 12:01:29 +0200 Subject: moved terminal.c and terminal.h --- terminal/terminal.c | 530 ---------------------------------------------------- 1 file changed, 530 deletions(-) delete mode 100644 terminal/terminal.c (limited to 'terminal/terminal.c') diff --git a/terminal/terminal.c b/terminal/terminal.c deleted file mode 100644 index 6ac1533..0000000 --- a/terminal/terminal.c +++ /dev/null @@ -1,530 +0,0 @@ -// -// http://en.wikipedia.org/wiki/VT52 -// http://vt100.net/docs/vt520-rm/ -// man 4 console_codes -// - - - -#include "terminal.h" -#include "kernel/kmalloc.h" -#include "driver/screen.h" - - -#include - -typedef enum { - - ecma48_reset, - ecma48_bold, - ecma48_halfbright, - ecma48_underscore, - ecma48_blink, - ecma48_reverse_video, - ecma48_reset_mapping, - ecma48_null_mapping_1, - ecma48_null_mapping_2, - ecma48_normalbright_1, - ecma48_normalbright_2, - ecma48_nounderline, - ecma48_blinkoff, - ecma48_reverse_video_off, - - ecma48_fg_black =30, - ecma48_fg_red, - ecma48_fg_green, - ecma48_fg_brown, - ecma48_fg_blue, - ecma48_fg_magenta, - ecma48_fg_cyan, - ecma48_fg_white, - ecma48_undersore_on, // set def color - ecma48_undersore_off, // set def color - - ecma48_bg_black, - ecma48_bg_red, - ecma48_bg_green, - ecma48_bg_brown, - ecma48_bg_blue, - ecma48_bg_magenta, - ecma48_bg_cyan, - ecma48_bg_white, - - ecma48_bg_default =49, - -}terminal_settings; -// - -#define NPAR_START 1000 -#define TERM_WIDTH 80 -#define TERM_HEIGHT 24 - -static uint32_t index(terminal_tty *tty, uint32_t x, uint32_t y) -{ - return tty->width*y+x; -} - -static void set_char(terminal_tty *tty, uint32_t x, uint32_t y, uint8_t c, uint8_t fg, uint8_t bg) -{ - tty->data[index(tty,x,y)]=c; - tty->data[index(tty,x,y)]|=fg<<8; - tty->data[index(tty,x,y)]|=bg<<16; - tty->screen->put_char(c,fg,bg,x,y); -} - -static void process_graphic_npar(terminal_tty *tty, terminal_settings s) -{ - uint8_t buf; - - switch(s) - { - case ecma48_reset: - tty->fg=SCR_WHITE; - tty->bg=SCR_BLACK; - break; - - case ecma48_reverse_video: - - if(tty->reverse_video)break; - buf=tty->fg; - tty->fg=tty->bg; - tty->bg=buf; - break; - - case ecma48_reverse_video_off: - - if(!tty->reverse_video)break; - buf=tty->fg; - tty->fg=tty->bg; - tty->bg=buf; - break; - - //fg - - case ecma48_fg_black: - tty->fg=SCR_BLACK; - break; - - case ecma48_fg_red: - tty->fg=SCR_RED; - break; - - case ecma48_fg_green: - tty->fg=SCR_GREEN; - break; - - case ecma48_fg_brown: - tty->fg=SCR_BROWN; - break; - - case ecma48_fg_blue: - tty->fg=SCR_BLUE; - break; - - case ecma48_fg_magenta: - tty->fg=SCR_MAGENTA; - break; - - case ecma48_fg_cyan: - tty->fg=SCR_CYAN; - break; - - case ecma48_fg_white: - tty->fg=SCR_WHITE; - break; - // bg - - case ecma48_bg_black: - tty->bg=SCR_BLACK; - break; - - case ecma48_bg_red: - tty->bg=SCR_RED; - break; - - case ecma48_bg_green: - tty->bg=SCR_GREEN; - break; - - case ecma48_bg_brown: - tty->bg=SCR_BROWN; - break; - - case ecma48_bg_blue: - tty->bg=SCR_BLUE; - break; - - case ecma48_bg_magenta: - tty->bg=SCR_MAGENTA; - break; - - case ecma48_bg_cyan: - tty->bg=SCR_CYAN; - break; - - case ecma48_bg_white: - tty->bg=SCR_WHITE; - break; - - case ecma48_bg_default: - tty->bg=SCR_BLACK; - break; - - } -} - -static void process_graphic_npars(terminal_tty *tty) -{ - - char buf[4]; - int b=0; - - tty->escaping=0; - - for(int i=0;inpar+1;i++) - { - char c=tty->command[NPAR_START+i]; - buf[b++]=c; - - if(i==tty->npar||c==';') - { - if(b==2)process_graphic_npar(tty,buf[0]-'0'); - if(b==3)process_graphic_npar(tty,(buf[0]-'0')*10+(buf[1]-'0')); - b=0; - } - //terminal_put(tty,tty->command[NPAR_START+i]); - } - - tty->npar=0; - -} - -static void reset(terminal_tty *tty) -{ - tty->bg=SCR_BLACK; - tty->fg=SCR_WHITE; - - for(int x=0;xwidth;x++) - for(int y=0;yheight;y++) - { - set_char(tty,x,y,' ',tty->fg,tty->bg); - } - - tty->x=0; - tty->y=0; - tty->command_l=0; -} - -terminal_tty terminal_init(term_out *screen,term_in *input) -{ - terminal_tty tty; - - tty.data=kballoc(2); - - tty.set_buff=true; -// tty.set_buff=false; - - tty.set_lfnl=true; -// tty.set_lfnl=false; - - - tty.set_echo=true; - tty.set_echo=false; - - tty.command=kballoc(1); - tty.command_l=0; - - tty.escaping=0; - - tty.screen=screen; - tty.input=input; - - tty.x=0; - tty.y=0; - - tty.width=TERM_WIDTH; - tty.height=TERM_HEIGHT; - - tty.reverse_video=false; - - reset(&tty); - - return tty; -} - -/* -void terminal_kb(terminal_tty *tty, uint8_t c) -{ - if(tty->set_echo)terminal_put(tty,c); - - if(tty->set_buff) - { - tty->command[tty->command_l]=c; - (tty->command_l)++; - - if(c==0x08) - { - tty->command_l-=2; - if(tty->command_l<0)tty->command_l=0; - } - else if(c=='\n') - { - // write command to ringbuff - for(int i=0;icommand_l;i++) - tty->input->put_char(tty->command[i]); - - tty->command_l=0; - } - } - else - { - tty->input->put_char(c); - } - -} -*/ - -// send one ASCII character to the terminal -bool terminal_put(terminal_tty *tty, uint8_t c) -{ - - // CONTROL CHARACTERS - if(c==0x07){return;} // BEL (ignore) - if(c==0x7F){return;} // nothing - - if(c==0x09) // TAB - { - if(tty->x==tty->width-1)return; - set_char(tty,tty->x,tty->y,' ',tty->fg,tty->bg); - tty->x++; - - while(tty->xwidth-1&&tty->x%8!=0) - { - set_char(tty,tty->x,tty->y,' ',tty->fg,tty->bg); - tty->x++; - } - tty->x--; - c=' '; - } - - if(c==0x0E){return;} // G1 set (ignore) - if(c==0x0F){return;} // G0 set (ignore) - - if(c==0x18||c==0x1A){tty->escaping=0;return;} // cancel escaping - if(c==0x1B){tty->escaping=1;return;} // ESC - if(c==0x9B){tty->escaping=2;tty->npar=0;return;} // CSI = ESC [ - - if(c==0x08) //BACKSPACE - { - if(tty->x>0&&tty->command_l>0||!tty->set_echo) - { - set_char(tty,tty->x-1,tty->y,' ',tty->fg,tty->bg); - tty->x--; - } - } - - else if(c==0x0D) // CR - { - tty->x=0; - return; - } - - else if(c==0x0A||c==0x0B||c==0x0C) // \n NEXTLINE - { - for(uint32_t x=tty->x;xwidth;x++) - { - set_char(tty,x,tty->y,' ',tty->fg,tty->bg); - } - tty->y++; - if(tty->set_lfnl)tty->x=0; - } - else // - { - // ESC- but not CSI-sequences - if(tty->escaping==1) - { - // FOOL-TERM: delchar - if(c=='x') - { - set_char(tty, tty->x, tty->y, ' ', tty->fg, tty->bg); - } - // FOOL-TERM: clear to end of line - if(c=='K') - { - for(uint32_t x=tty->x;xwidth;x++) - { - set_char(tty, x, tty->y, ' ', tty->fg, tty->bg); - } - } - // FOOL-TERM: clear to end of screen - if(c=='J') - { - for(uint32_t x=tty->x;xwidth;x++) - { - set_char(tty, x, tty->y, ' ', tty->fg, tty->bg); - } - for(uint32_t y=tty->y+1;yheight;y++) - { - for(uint32_t x=0;xwidth;x++) - { - set_char(tty,x, y, ' ', tty->fg, tty->bg); - } - } - } - - // FOOL-TERM: home - if(c=='H') - { - tty->x=0; - tty->y=0; - } - // FOOL-TERM: movement - if(c=='u') - { - if(tty->y>0) - tty->y--; - } - - if(c=='d') - { - if(tty->y+1height) - tty->y++; - } - - if(c=='f') - { - if(tty->x+1width) - tty->x++; - } - - if(c=='b') - { - if(tty->x>0) - tty->x--; - } - - /// - - if(c=='c'){reset(tty);} // RESET - - if(c=='D'){tty->y++;} // LINEFEED - if(c=='E'){tty->y++;tty->x=0;} //NEWLINE - - //if(c=='H'){} // SET TABSTOP: TODO - if(c=='M'){ // REVERSE LINEFEED - - if(tty->y==0) - { - for(int32_t y=tty->height-1;y>=0;y--) - { - for(uint32_t x=0;xwidth;x++) - { - uint32_t c=' '|tty->fg<<8|tty->bg<<16; - if(y!=0) c=tty->data[index(tty,x,y-1)]; - tty->data[index(tty,x,y)] = c; - - tty->screen->put_char(c&0xff,(c>>8)&0xff,c>>16,x,y); - } - } - } - else - tty->y--; - - } - - if(c=='Z'){// IDENTIFY: claim we are vt102 - - if(tty->input!=NULL) - { - tty->input->put_char(0x1B); //ESC - tty->input->put_char('['); - tty->input->put_char('?'); - tty->input->put_char('6'); - tty->input->put_char('c'); - } - - return;} - - if(c=='7'){}// SAVE STATE (coord,attributes,G0/G1?) - if(c=='8'){}// RESTORE STATE - if(c=='['){tty->escaping=2;tty->npar=0;return;} // CONTROL SEQ INTRODUCER - - - // TODO - // %, %@, %G, %8, #8, (, (B, (O, (U, (K - // ), >, =, ] (???) - // - // - - tty->escaping=0; // DONE - } - // CSI SEQEUENCES (AFTER ESC [..) - else if(tty->escaping==2) - { - //ECMA-48: TODO - - - - - //ECMA-48 GRAPHIC RENDITION: OK - if(c!='m') - { - tty->command[NPAR_START+(tty->npar++)]=c; - } - else - { - process_graphic_npars(tty); - } - - //ECMA-48 MODE SWITCHES: TODO - //ECMA-48 STATUS REPORT: TODO - //DEC PRIVATE MODE: TODO - //LINUX CONSOLE PRIVATE CSI: TODO - // - // ESC [ 1 ; n ] Set color n as the underline color - // ESC [ 2 ; n ] Set color n as the dim color - // ESC [ 8 ] Make the current color pair the default attributes. - // ESC [ 9 ; n ] Set screen blank timeout to n minutes. - // ESC [ 10 ; n ] Set bell frequency in Hz. - // ESC [ 11 ; n ] Set bell duration in msec. - // ESC [ 12 ; n ] Bring specified console to the front. - // ESC [ 13 ] Unblank the screen. - // ESC [ 14 ; n ] Set the VESA powerdown interval in minutes. - - } - else //PROBABLY (AND HOPEFULLY) JUST A NORMAL CHAR - { - set_char(tty,tty->x,tty->y,c,tty->fg,tty->bg); - tty->x++; - } - - } - - //autobreak - if(tty->x>=tty->width) - { - tty->x=0; - tty->y++; - } - - //autoscroll - if(tty->y>=tty->height) - { - tty->y--; - for(uint32_t y=0;yheight;y++) - { - for(uint32_t x=0;xwidth;x++) - { - uint32_t c=tty->data[index(tty,x,y+1)]; - if(y==tty->height-1)c=' '|tty->fg<<8|tty->bg<<16; - tty->data[index(tty,x,y)] = c; - tty->screen->put_char(c&0xff,(c>>8)&0xff,c>>16,x,y); - } - } - } - - //cusor pos - tty->screen->update_cursor(tty->x,tty->y); - return true; -} - -- cgit v1.2.3