From b120134bd1db128d38eb9520a1db53ea5161b00a Mon Sep 17 00:00:00 2001
From: Elliott Hughes <enh@google.com>
Date: Mon, 24 Nov 2014 11:59:50 -0800
Subject: Remove long-dead readtty.

Change-Id: I15ae14542214a3802d43892da0d03cfb33e63c96
---
 toolbox/readtty.c | 183 ------------------------------------------------------
 1 file changed, 183 deletions(-)
 delete mode 100644 toolbox/readtty.c

(limited to 'toolbox')

diff --git a/toolbox/readtty.c b/toolbox/readtty.c
deleted file mode 100644
index 2b27548..0000000
--- a/toolbox/readtty.c
+++ /dev/null
@@ -1,183 +0,0 @@
-#include <ctype.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <sys/mman.h>
-#include <fcntl.h>
-#include <string.h>
-#include <termios.h>
-#include <unistd.h>
-
-struct {
-    char key;
-    char *chars;
-} map[] = {
-    { '1', "_ -1?!,.:;\"'<=>()_" },
-    { '2', "Cabc2ABC" },
-    { '3', "Fdef3DEF" },
-    { '4', "Ighi4GHI" },
-    { '5', "Ljkl5JKL" },
-    { '6', "Omno6MNO" },
-    { '7', "Spqrs7PQRS" },
-    { '8', "Vtuv8TUV" },
-    { '9', "Zwxyz9WXYZ" },
-    { '0', "*+&0@/#*" },
-};
-
-char next_char(char key, char current)
-{
-    int i;
-    char *next;
-    for(i = 0; i < sizeof(map) / sizeof(map[0]); i++) {
-        if(key == map[i].key) {
-            next = strchr(map[i].chars, current);
-            if(next && next[1])
-                return next[1];
-            return map[i].chars[1];
-        }
-    }
-    return key;
-}
-
-char prev_char(char key, char current)
-{
-    int i;
-    char *next;
-    for(i = 0; i < sizeof(map) / sizeof(map[0]); i++) {
-        if(key == map[i].key) {
-            next = strchr(map[i].chars+1, current);
-            if(next && next[-1])
-                return next[-1];
-            return map[i].chars[1];
-        }
-    }
-    return key;
-}
-
-int readtty_main(int argc, char *argv[])
-{
-    int c;
-    //int flags;
-    char buf[1];
-    int res;
-    struct termios ttyarg;
-    struct termios savedttyarg;
-    int nonblock = 0;
-    int timeout = 0;
-    int flush = 0;
-    int phone = 0;
-    char *accept = NULL;
-    char *rejectstring = NULL;
-    char last_char_in = 0;
-    char current_char = 0;
-    char *exit_string = NULL;
-    int exit_match = 0;
-
-    do {
-        c = getopt(argc, argv, "nt:fa:r:pe:");
-        if (c == EOF)
-            break;
-        switch (c) {
-        case 't':
-            timeout = atoi(optarg);
-            break;
-        case 'n':
-            nonblock = 1;
-            break;
-        case 'f':
-            flush = 1;
-            break;
-        case 'a':
-            accept = optarg;
-            break;
-        case 'r':
-            rejectstring = optarg;
-            break;
-        case 'p':
-            phone = 1;
-            break;
-        case 'e':
-            exit_string = optarg;
-            break;
-        case '?':
-            fprintf(stderr, "%s: invalid option -%c\n",
-                argv[0], optopt);
-            exit(1);
-        }
-    } while (1);
-
-    if(flush)
-        tcflush(STDIN_FILENO, TCIFLUSH);
-    ioctl(STDIN_FILENO, TCGETS , &savedttyarg) ;       /* set changed tty arguments */
-    ttyarg = savedttyarg;
-    ttyarg.c_cc[VMIN] = (timeout > 0 || nonblock) ? 0 : 1;                /* minimum of 0 chars */
-    ttyarg.c_cc[VTIME] = timeout;              /* wait max 15/10 sec */
-    ttyarg.c_iflag = BRKINT | ICRNL; 
-    ttyarg.c_lflag &= ~(ECHO | ICANON);
-    ioctl(STDIN_FILENO, TCSETS , &ttyarg);
-
-    while (1) {
-        res = read(STDIN_FILENO, buf, 1);
-        if(res <= 0) {
-            if(phone) {
-                if(current_char) {
-                    write(STDERR_FILENO, &current_char, 1);
-                    write(STDOUT_FILENO, &current_char, 1);
-                    if(exit_string && current_char == exit_string[exit_match]) {
-                        exit_match++;
-                        if(exit_string[exit_match] == '\0')
-                            break;
-                    }
-                    else
-                        exit_match = 0;
-                    current_char = 0;
-                }
-                continue;
-            }
-            break;
-        }
-        if(accept && strchr(accept, buf[0]) == NULL) {
-            if(rejectstring) {
-                write(STDOUT_FILENO, rejectstring, strlen(rejectstring));
-                break;
-            }
-            if(flush)
-                tcflush(STDIN_FILENO, TCIFLUSH);
-            continue;
-        }
-        if(phone) {
-            //if(!isprint(buf[0])) {
-            //  fprintf(stderr, "got unprintable character 0x%x\n", buf[0]);
-            //}
-            if(buf[0] == '\0') {
-                if(current_char) {
-                    current_char = prev_char(last_char_in, current_char);
-                    write(STDERR_FILENO, &current_char, 1);
-                    write(STDERR_FILENO, "\b", 1);
-                }
-                continue;
-            }
-            if(current_char && buf[0] != last_char_in) {
-                write(STDERR_FILENO, &current_char, 1);
-                write(STDOUT_FILENO, &current_char, 1);
-                if(exit_string && current_char == exit_string[exit_match]) {
-                    exit_match++;
-                    if(exit_string[exit_match] == '\0')
-                        break;
-                }
-                else
-                    exit_match = 0;
-                current_char = 0;
-            }
-            last_char_in = buf[0];
-            current_char = next_char(last_char_in, current_char);
-            write(STDERR_FILENO, &current_char, 1);
-            write(STDERR_FILENO, "\b", 1);
-            continue;
-        }
-        write(STDOUT_FILENO, buf, 1);
-        break;
-    }
-    ioctl(STDIN_FILENO, TCSETS , &savedttyarg) ;       /* set changed tty arguments */
-
-    return 0;
-}
-- 
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