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/* GyS-TermIO v2.0 (for GySmail v3) (C) 1999 A'rpi/ESP-team */
#include "config.h"
//#define USE_TERMCAP
#if !defined(__OS2__) && !defined(__MORPHOS__)
#define USE_IOCTL
#endif
#define MAX_KEYS 64
#define BUF_LEN 256
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/time.h>
#include <sys/types.h>
#ifdef USE_IOCTL
#include <sys/ioctl.h>
#endif
#ifdef HAVE_TERMIOS
#ifdef HAVE_TERMIOS_H
#include <termios.h>
#endif
#ifdef HAVE_SYS_TERMIOS_H
#include <sys/termios.h>
#endif
#endif
#if defined(USE_LANGINFO) && defined(USE_ICONV)
#include <locale.h>
#include <langinfo.h>
#endif
#include <unistd.h>
#include "mp_fifo.h"
#include "keycodes.h"
#ifdef HAVE_TERMIOS
static struct termios tio_orig;
#endif
static int getch2_len=0;
static char getch2_buf[BUF_LEN];
int screen_width=80;
int screen_height=24;
char * erase_to_end_of_line = NULL;
typedef struct {
int len;
int code;
char chars[8];
} keycode_st;
static keycode_st getch2_keys[MAX_KEYS];
static int getch2_key_db=0;
#ifdef USE_TERMCAP
#if 0
#include <termcap.h>
#else
extern int tgetent (char *BUFFER, char *TERMTYPE);
extern int tgetnum (char *NAME);
extern int tgetflag (char *NAME);
extern char *tgetstr (char *NAME, char **AREA);
#endif
static char term_buffer[4096];
static char term_buffer2[4096];
static char *term_p=term_buffer2;
static void termcap_add(char *id,int code){
char *p=tgetstr(id,&term_p);
if(!p) return;
if(getch2_key_db>=MAX_KEYS) return;
getch2_keys[getch2_key_db].len=strlen(p);
strncpy(getch2_keys[getch2_key_db].chars,p,8);
getch2_keys[getch2_key_db].code=code;
++getch2_key_db;
/* printf("%s=%s\n",id,p); */
}
static int success=0;
int load_termcap(char *termtype){
if(!termtype) termtype=getenv("TERM");
if(!termtype) termtype="unknown";
success=tgetent(term_buffer, termtype);
if(success<0){ printf("Could not access the 'termcap' data base.\n"); return 0; }
if(success==0){ printf("Terminal type `%s' is not defined.\n", termtype);return 0;}
screen_width=tgetnum("co");
screen_height=tgetnum("li");
if(screen_width<1 || screen_width>255) screen_width=80;
if(screen_height<1 || screen_height>255) screen_height=24;
erase_to_end_of_line= tgetstr("cd",&term_p);
termcap_add("kP",KEY_PGUP);
termcap_add("kN",KEY_PGDWN);
termcap_add("kh",KEY_HOME);
termcap_add("kH",KEY_END);
termcap_add("kI",KEY_INS);
termcap_add("kD",KEY_DEL);
termcap_add("kb",KEY_BS);
termcap_add("kl",KEY_LEFT);
termcap_add("kd",KEY_DOWN);
termcap_add("ku",KEY_UP);
termcap_add("kr",KEY_RIGHT);
termcap_add("k0",KEY_F+0);
termcap_add("k1",KEY_F+1);
termcap_add("k2",KEY_F+2);
termcap_add("k3",KEY_F+3);
termcap_add("k4",KEY_F+4);
termcap_add("k5",KEY_F+5);
termcap_add("k6",KEY_F+6);
termcap_add("k7",KEY_F+7);
termcap_add("k8",KEY_F+8);
termcap_add("k9",KEY_F+9);
termcap_add("k;",KEY_F+10);
return getch2_key_db;
}
#endif
void get_screen_size(void){
#ifdef USE_IOCTL
struct winsize ws;
if (ioctl(0, TIOCGWINSZ, &ws) < 0 || !ws.ws_row || !ws.ws_col) return;
/* printf("Using IOCTL\n"); */
screen_width=ws.ws_col;
screen_height=ws.ws_row;
#endif
}
void getch2(void)
{
int retval = read(0, &getch2_buf[getch2_len], BUF_LEN-getch2_len);
if (retval < 1)
return;
getch2_len += retval;
while (getch2_len > 0 && (getch2_len > 1 || getch2_buf[0] != 27)) {
int i, len, code;
/* First find in the TERMCAP database: */
for (i = 0; i < getch2_key_db; i++) {
if ((len = getch2_keys[i].len) <= getch2_len)
if(memcmp(getch2_keys[i].chars, getch2_buf, len) == 0) {
code = getch2_keys[i].code;
goto found;
}
}
/* We always match some keypress here, with length 1 if nothing else.
* Since some of the cases explicitly test remaining buffer length
* having a keycode only partially read in the buffer could incorrectly
* use the first byte as an independent character.
* However the buffer is big enough that this shouldn't happen too
* easily, and it's been this way for years without many complaints.
* I see no simple fix as there's no easy test which would tell
* whether a string must be part of a longer keycode. */
len = 1;
code = getch2_buf[0];
/* Check the well-known codes... */
if (code != 27) {
if (code == 'A'-64) code = KEY_HOME;
else if (code == 'E'-64) code = KEY_END;
else if (code == 'D'-64) code = KEY_DEL;
else if (code == 'H'-64) code = KEY_BS;
else if (code == 'U'-64) code = KEY_PGUP;
else if (code == 'V'-64) code = KEY_PGDWN;
else if (code == 8 || code==127) code = KEY_BS;
else if (code == 10 || code==13) {
if (getch2_len > 1) {
int c = getch2_buf[1];
if ((c == 10 || c == 13) && (c != code))
len = 2;
}
code = KEY_ENTER;
}
}
else if (getch2_len > 1) {
int c = getch2_buf[1];
if (c == 27) {
code = KEY_ESC;
len = 2;
goto found;
}
if (c >= '0' && c <= '9') {
code = c-'0'+KEY_F;
len = 2;
goto found;
}
if (getch2_len >= 4 && c == '[' && getch2_buf[2] == '[') {
int c = getch2_buf[3];
if (c >= 'A' && c < 'A'+12) {
code = KEY_F+1 + c-'A';
len = 4;
goto found;
}
}
if ((c == '[' || c == 'O') && getch2_len >= 3) {
int c = getch2_buf[2];
const short ctable[] = {
KEY_UP, KEY_DOWN, KEY_RIGHT, KEY_LEFT, 0,
KEY_END, KEY_PGDWN, KEY_HOME, KEY_PGUP, 0, 0, KEY_INS, 0, 0, 0,
KEY_F+1, KEY_F+2, KEY_F+3, KEY_F+4};
if (c >= 'A' && c <= 'S')
if (ctable[c - 'A']) {
code = ctable[c - 'A'];
len = 3;
goto found;
}
}
if (getch2_len >= 4 && c == '[' && getch2_buf[3] == '~') {
int c = getch2_buf[2];
const int ctable[8] = {KEY_HOME, KEY_INS, KEY_DEL, KEY_END, KEY_PGUP, KEY_PGDWN, KEY_HOME, KEY_END};
if (c >= '1' && c <= '8') {
code = ctable[c - '1'];
len = 4;
goto found;
}
}
if (getch2_len >= 5 && c == '[' && getch2_buf[4] == '~') {
int i = getch2_buf[2] - '0';
int j = getch2_buf[3] - '0';
if (i >= 0 && i <= 9 && j >= 0 && j <= 9) {
const short ftable[20] = {
11,12,13,14,15, 17,18,19,20,21,
23,24,25,26,28, 29,31,32,33,34 };
int a = i*10 + j;
for (i = 0; i < 20; i++)
if (ftable[i] == a) {
code = KEY_F+1 + i;
len = 5;
goto found;
}
}
}
}
found:
getch2_len -= len;
for (i = 0; i < getch2_len; i++)
getch2_buf[i] = getch2_buf[len+i];
mplayer_put_key(code);
}
}
static int getch2_status=0;
void getch2_enable(void){
#ifdef HAVE_TERMIOS
struct termios tio_new;
tcgetattr(0,&tio_orig);
tio_new=tio_orig;
tio_new.c_lflag &= ~(ICANON|ECHO); /* Clear ICANON and ECHO. */
tio_new.c_cc[VMIN] = 1;
tio_new.c_cc[VTIME] = 0;
tcsetattr(0,TCSANOW,&tio_new);
#endif
getch2_status=1;
}
void getch2_disable(void){
if(!getch2_status) return; // already disabled / never enabled
#ifdef HAVE_TERMIOS
tcsetattr(0,TCSANOW,&tio_orig);
#endif
getch2_status=0;
}
#ifdef USE_ICONV
char* get_term_charset(void)
{
char* charset = NULL;
#ifdef USE_LANGINFO
setlocale(LC_CTYPE, "");
charset = nl_langinfo(CODESET);
setlocale(LC_CTYPE, "C");
#endif
return charset;
}
#endif
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