tellyscript minification and bf0 dynamic tellyscript (non openisp)

This commit is contained in:
zefie
2025-02-20 20:48:37 -05:00
parent c57568f8d2
commit a2e1166efc
5 changed files with 627 additions and 4 deletions

View File

@@ -0,0 +1,462 @@
int dterate;
int dcerate;
int protocol;
int compression;
parseResult(int result)
{
int retcode = 0;
printf("TellyScript: parseResult -- %d", result);
if (result == 0)
{
retcode = 0;
}
else if (result == 1)
{
dterate = 300;
}
else if (result == 3)
{
printf("TellyScript: Got NO CARRIER");
retcode = 8;
}
else if (result == 5)
{
dterate = 0x4b0;
}
else if (result == 6)
{
printf("TellyScript: Got NO DIALTONE");
retcode = 5;
}
else if (result == 7)
{
printf("TellyScript: Got BUSY");
retcode = 7;
}
else if (result == 8)
{
retcode = 7;
}
else if (result == 9)
{
dterate = 0x258;
}
else if (result == 10)
{
dterate = 0x960;
}
else if (result == 11)
{
dterate = 0x12c0;
}
else if (result == 12)
{
dterate = 0x2580;
}
else if (result == 13)
{
dterate = 0x1c20;
}
else if (result == 14)
{
dterate = 0x2ee0;
}
else if (result == 15)
{
dterate = 0x3840;
}
else if (result == 16)
{
dterate = 0x4b00;
}
else if (result == 17)
{
dterate = 0x9600;
}
else if (result == 18)
{
dterate = 0xe100;
}
else if (result == 19)
{
dterate = 0x1c200;
}
else if (result == 22)
{
printf("TellyScript: Got a CONNECT 75TX/1200RX and I don't know why");
dterate = 75;
}
else if (result == 23)
{
printf("TellyScript: Got a CONNECT 75TX/1200RX and I don't know why");
dterate = 0x4b0
}
else if (result == 40)
{
dcerate = 300;
}
else if (result == 44)
{
printf("TellyScript: Got a CONNECT 75TX/1200RX and I don't know why");
dcerate = 0x4b0;
}
else if (result == 45)
{
printf("TellyScript: Got a CONNECT 75TX/1200RX and I don't know why");
dcerate = 0x4b0;
}
else if (result == 46)
{
dcerate = 0x4b0;
}
else if (result == 47)
{
dcerate = 0x960;
}
else if (result == 48)
{
dcerate = 0x12c0;
}
else if (result == 49)
{
dcerate = 0x1c20;
}
else if (result == 50)
{
dcerate = 0x2580;
}
else if (result == 51)
{
dcerate = 0x2ee0;
}
else if (result == 52)
{
dcerate = 0x3840;
}
else if (result == 53)
{
dcerate = 0x41a0;
}
else if (result == 54)
{
dcerate = 0x4b00;
}
else if (result == 55)
{
dcerate = 0x5460;
}
else if (result == 56)
{
dcerate = 0x5dc0;
}
else if (result == 57)
{
dcerate = 0x6720;
}
else if (result == 58)
{
dcerate = 0x7080;
}
else if (result == 59)
{
dcerate = 0x41a0;
}
else if (result == 61)
{
dcerate = 0x5460;
}
else if (result == 62)
{
dcerate = 0x5dc0;
}
else if (result == 63)
{
dcerate = 0x6720;
}
else if (result == 64)
{
dcerate = 0x7080;
}
else if (result == 66)
{
compression = 1;
}
else if (result == 67)
{
compression = 2;
}
else if (result == 69)
{
compression = 0;
}
else if (result == 76)
{
protocol = 0;
}
else if (result == 77)
{
protocol = 1;
}
else if (result == 78)
{
dcerate = 0x79e0;
}
else if (result == 79)
{
dcerate = 0x8340;
}
else if (result == 80)
{
protocol = 2;
}
else if (result == 81)
{
protocol = 3;
}
else if (result == 84)
{
dcerate = 0x8340;
}
else if (result == 91)
{
dcerate = 0x79e0;
}
else
{
printf("TellyScript: Unknown result code %d", result);
retcode = 9;
}
return retcode;
}
winkdtr()
{
setdtr(0);
delay(30);
setdtr(1);
delay(30);
}
main()
{
int count, i, retries, result;
int start = ticks();
int end;
char *number;
char buffer[32];
char *settings = getphonesettings();
char *accessNumber = &settings[64];
char *dialOutsidePrefix = &settings[32];
char *callWaitingPrefix = &settings[0];
char usePulseDialing = settings[96];
char audibleDialing = settings[97];
char disableCallWaiting = settings[98];
char dialOutsideLine = settings[99];
char changedCity = settings[100];
char waitForTone = settings[101];
char hasCallWaiting = settings[102];
char useCallWaitingHack = settings[103];
char dialSpeed = settings[104];
char numberToDial[32];
char dialCommand[80];
char *configurationCommand = "ATS38=0S30=180S95=36S11=60&D2V1E0L2&Q5&K3\r";
char *defaultNumber = "%DialinNumber%";
char *nvOverRide = getpreregnumber();
char *secret = getsecret();
char *serial_number = getserialnumber();
char username[32];
char password[32];
printf("TellyScript: 800 Registration Script 3.1-zefie");
if (nvOverRide != 0)
{
defaultNumber = nvOverRide;
printf("TellyScript: Over-riding default preregistration number with %s from NVRAM", nvOverRide);
}
if (accessNumber[0])
strcpy(numberToDial, accessNumber);
else
strcpy(numberToDial, defaultNumber);
strcpy(dialCommand, "ATV0");
if (audibleDialing)
strcat(dialCommand, "M1");
else
strcat(dialCommand, "M0");
if (waitForTone)
strcat(dialCommand, "S6=10X4");
else
strcat(dialCommand, "S6=4X3");
strcat(dialCommand, "S10=14");
if (dialSpeed == 0)
strcat(dialCommand, "S11=200");
else if (dialSpeed == 1)
strcat(dialCommand, "S11=110");
else if (dialSpeed == 2)
strcat(dialCommand, "S11=60");
else if (dialSpeed == 3)
strcat(dialCommand, "S11=1");
if (usePulseDialing)
strcat(dialCommand, "DP");
else
strcat(dialCommand, "DT");
if (disableCallWaiting)
{
strcat(dialCommand, callWaitingPrefix);
}
if (dialOutsideLine)
{
strcat(dialCommand, dialOutsidePrefix);
strcat(dialCommand, ",");
}
setwindowsize(3);
printf("TellyScript: TCP Window Size set to 3 (USR).");
enablemodem();
winkdtr();
setflowcontrol(3);
setbaud(0xe100);
setstatus(6);
retries = 0;
while (retries++ <= 2)
{
flush();
sendstr(configurationCommand);
if (waitfor("OK", 2, 120))
{
printf("TellyScript: Configured modem.");
break;
}
else
{
printf("TellyScript: TIMEOUT waiting for OK");
winkdtr();
}
}
if (retries > 3)
{
printf("TellyScript: Couldn't get OK from modem");
setdtr(0);
return 3;
}
setstatus(3);
printf("TellyScript: Overriding exclusion circuit...");
setforcehook(1);
printf("TellyScript: Dialing %s...", numberToDial);
if ((numberToDial[0] != 65) && (numberToDial[0] != 97))
sendstr(dialCommand);
sendstr(numberToDial);
sendstr(";\r");
flush();
i = 0;
while (i++ < 4)
{
count = getline(buffer, 31, 0xe10);
if (count == 0)
{
printf("TellyScript: TIMEOUT waiting for dial result.");
setdtr(0);
return 4;
}
result = parseResult(atoi(buffer));
if ((result == 0) && (i == 1))
{
setstatus(7);
sendstr("ATD\r");
}
if (result != 0)
{
setdtr(0);
return result;
}
}
printf("TellyScript: Setting NameServers: %DNSIP1%, %DNSIP2%");
setnameservice(%DNS1%, %DNS2%);
printf("TellyScript: dterate = %d, dcerate = %d, protocol = %d, compression = %d",
dterate, dcerate, protocol, compression);
setconnectionstats(dterate, dcerate, protocol, compression);
setstatus(2);
sprintf(username, "wtv_%s", serial_number);
sprintf(password, "%d", computefcs(serial_number));
printf("TellyScript: Using '%s' for username", username);
printf("TellyScript: Using '%s' for password", password);
setusername(username);
setpassword(password);
setpapmode(1);
setstatus(5);
if (!startppp())
{
setdtr(0);
if (getpppresult() == 3)
{
printf("TellyScript: PAP authentification failure");
return 10;
}
printf("TellyScript: PPP negotiation failed");
return 8;
}
printf("TellyScript: Link connected.");
setstatus(1);
printf("TellyScript: total time = %d (seconds)", (ticks() - start) / 60);
return 2;
}

View File

@@ -110,7 +110,8 @@ if (session_data.data_store.wtvsec_login) {
prereg_contype = "text/tellyscript";
// if wtv-open-access: true then client expects OpenISP
if (session_data.get("wtv-open-access")) file_path = wtvshared.getServiceDep("/wtv-1800/tellyscripts/bf0app/bf0app_OISP.tok", true);
else file_path = wtvshared.getServiceDep("/wtv-1800/tellyscripts/bf0app/bf0app_WTV_18006138199.tok", true);
else template_path = wtvshared.getServiceDep("/wtv-1800/tellyscripts/bf0app/bf0app.prereg.template.txt", true);
//else file_path = wtvshared.getServiceDep("/wtv-1800/tellyscripts/bf0app/bf0app_WTV_18006138199.tok", true);
break;
// the following are not yet zefie generated and may have an unknown username/password attached
@@ -207,6 +208,7 @@ if (session_data.data_store.wtvsec_login) {
}
telly = new WTVTellyScript(file_read_data, 2); // 2 = Untokenized
telly.setTemplateVars(minisrv_config.config.service_name, minisrv_config.services[service_name].dialin_number, minisrv_config.services[service_name].dns1ip, minisrv_config.services[service_name].dns2ip);
telly.minify();
telly.tokenize();
telly.pack();
sendToClient(socket, headers, telly.packed_data);

View File

@@ -36,6 +36,17 @@ const TellyScriptType = {
DIALSCRIPT: 1,
};
const reservedKeywords = new Set([
'int', 'char', 'if', 'else', 'while', 'return', 'void', , 'delay', 'flush', 'break',
'printf', 'atoi', 'main', 'setprogressmode', 'setprogresstext', 'setworkingnumber',
'setprogresspercentage', 'setprogressdirty', 'strcpy', 'strcat', 'setwindowsize',
'enablemodem', 'builtin_winkdtr', 'setflowcontrol', 'setbaud', 'setdtr', 'sendstr',
'setusername', 'setpassword', 'setpapmode', 'startppp', 'getpppresult', 'ticks',
'getpreregnumber', 'getserialnumber', 'getsecret', 'getphonesettings', 'setstatus',
'sprintf', 'setconnectionstats', 'setforcehook', 'waitfor', 'setnameservice',
'getline'
]);
class WTVTellyScriptTokenizer {
constructor(rawData) {
@@ -902,6 +913,128 @@ class WTVTellyScriptDetokenizer {
}
class WTVTellyScriptMinifier {
// 1. Tokenization: Build the token array from raw text
tokenize(input) {
// Define token specs as pairs: [regex, tokenType]
const tokenSpecs = [
[/^\s+/, 'WHITESPACE'], // Whitespace (skip)
[/^\/\/.*/, null], // Single-line comment (skip)
[/^\/\*[\s\S]*?\*\//, null], // Multi-line comment (skip)
// Keywords (update with your TellyScript keywords as needed)
[/^\b(int|char|if|else|while|return|void)\b/, 'KEYWORD'],
// Identifiers (variable and function names)
[/^\b[a-zA-Z_][a-zA-Z0-9_]*\b/, 'IDENTIFIER'],
// Hexadecimal numbers (e.g., 0xe100)
[/^0x[0-9a-fA-F]+/, 'NUMBER'],
// Decimal numbers
[/^\d+/, 'NUMBER'],
// String literals (supports escaped quotes)
[/^"([^"\\]|\\.)*"/, 'STRING'],
// Punctuation (parentheses, braces, commas, semicolons, etc.)
[/^[{};,\[\]\(\)]/, 'PUNCTUATION'],
// Operators (covers common operators; adjust as needed)
[/^(==|!=|<=|>=|[+\-*/=<>!&|%]+)/, 'OPERATOR']
];
const tokens = [];
let remaining = input;
while (remaining.length > 0) {
let matched = false;
for (const [regex, tokenType] of tokenSpecs) {
const match = regex.exec(remaining);
if (match) {
matched = true;
const tokenValue = match[0];
// Only include tokens with a type (skip whitespace/comments)
if (tokenType) {
tokens.push({ type: tokenType, value: tokenValue });
}
// Slice off the matched portion of the input
remaining = remaining.slice(tokenValue.length);
break;
}
}
if (!matched) {
throw new Error("Unexpected token: " + remaining[0]);
}
}
return tokens;
}
detokenize(tokens) {
let output = "";
for (let i = 0; i < tokens.length; i++) {
const token = tokens[i];
output += token.value;
// Look ahead to the next token
if (i < tokens.length - 1) {
const nextToken = tokens[i + 1];
// Insert a space if both tokens are of types that, if concatenated, could form a different valid token.
if (token.type === 'OPERATOR' && token.value === '=' && nextToken.type === 'OPERATOR' && nextToken.value === '&') {
output += " ";
}
if ((token.type === 'IDENTIFIER' || token.type === 'NUMBER') &&
(nextToken.type === 'IDENTIFIER' || nextToken.type === 'NUMBER') ||
token.type === 'KEYWORD') {
output += " ";
}
}
}
return output;
}
// 2. Minification: Dynamically generate short names for variable identifiers
// Helper: Convert a counter to a short name (0 -> "a", 1 -> "b", ... 26 -> "aa", etc.)
generateShortName(counter) {
let name = '';
let n = counter;
do {
name = String.fromCharCode(97 + (n % 26)) + name;
n = Math.floor(n / 26) - 1;
} while (n >= 0);
return name;
}
// Reserved keywords that should not be renamed (include any built-in function names too)
minifyIdentifiers(tokens) {
const mapping = {}; // Map original identifier -> short name
let counter = 0;
// First pass: Build mapping for each identifier that isn't a reserved keyword.
tokens.forEach(token => {
if (token.type === 'IDENTIFIER' && !reservedKeywords.has(token.value)) {
if (!(token.value in mapping)) {
mapping[token.value] = this.generateShortName(counter++);
}
}
});
// Second pass: Replace identifier token values with their short names.
tokens.forEach(token => {
if (token.type === 'IDENTIFIER' && mapping[token.value]) {
token.value = mapping[token.value];
}
});
return tokens;
}
minify(tellyscript) {
// Tokenize the raw text
let tokens = this.tokenize(tellyscript.raw_data);
console.log(tokens)
// Minify identifier names
tokens = this.minifyIdentifiers(tokens);
return this.detokenize(tokens);
}
}
class WTVTellyScript {
// --- TellyScript Class ---
@@ -921,6 +1054,13 @@ class WTVTellyScript {
this.process(data, dataState);
}
minify() {
let minifier = new WTVTellyScriptMinifier();
this.raw_data = minifier.minify(this);
this.tokenize();
this.pack();
}
ipToHex(ip) {
const parts = ip.split('.');
if (parts.length !== 4) {
@@ -934,7 +1074,8 @@ class WTVTellyScript {
}
num = (num << 8) | part;
}
return "0x" + num.toString(16).toUpperCase();
// Convert to unsigned 32-bit number before converting to hex
return "0x" + (num >>> 0).toString(16).toUpperCase();
}
setTemplateVars(service_name, dialin_number, DNS1IP, DNS2IP) {

View File

@@ -9,7 +9,6 @@ const WTVTellyScript = require(classPath + "/WTVTellyScript.js")
headers = `GET wtv-1800:/preregister
wtv-client-serial-number: 9111111111111111
wtv-client-rom-type: US-LC2-disk-0MB-8MB
wtv-show-time-record: 1 <file://disk/Browser/cSetup/cSetup.html>
wtv-request-type: primary
wtv-system-cpuspeed: 166187148
@@ -22,7 +21,7 @@ wtv-connect-session-id: 7b662075
wtv-system-version: 7181
wtv-capability-flags: 10935ffc8f
wtv-client-bootrom-version: 2046
wtv-client-rom-type: US-LC2-disk-0MB-8MB
wtv-client-rom-type: bf0app
wtv-system-chipversion: 51511296
User-Agent: Mozilla/4.0 WebTV/2.2.6.1 (compatible; MSIE 4.0)
wtv-encryption: true

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@@ -0,0 +1,19 @@
const process = require('process');
const fs = require('fs');
const path = require('path');
const classPath = path.resolve(__dirname + path.sep + "includes" + path.sep + "classes" + path.sep) + path.sep;
const { WTVShared, clientShowAlert } = require(classPath + "/WTVShared.js");
const WTVTellyScript = require(classPath + "/WTVTellyScript.js")
//const bf0app = classPath + "/../ServiceDeps/wtv-1800/tellyscripts/bf0app/bf0app_WTV_18006138199.tok"
//const tokened = fs.readFileSync(bf0app);
const LC2 = classPath + "/../ServiceDeps/wtv-1800/tellyscripts/LC2/LC2.prereg.template.txt";
const tokened = fs.readFileSync(LC2);
console.log("OGTOK:", tokened)
var token = new WTVTellyScript(tokened, 2);
console.log("OGTOK Header:", token.packed_header);
token.setTemplateVars("Test", 5736666, "192.168.11.1", "8.8.8.8");
console.log(token.raw_data);
token.tokenize();
token.pack();
token.minify();