void ViewerCmdLine::parse()
{
const CmdLineOption options[] = {
HELP,
HELP_SHORT,
OPTIONS_FILE,
LISTEN,
HOST,
PORT,
PASSWORD,
SHOW_CONTROLS,
VIEW_ONLY,
USE_CLIPBOARD,
SCALE,
FULL_SCREEN,
WARN_FULL_SCREEN,
ENCODING,
COPY_RECT,
MOUSE_CURSOR,
MOUSE_LOCAL,
MOUSE_SWAP,
JPEG_IMAGE_QUALITY,
COMPRESSION_LEVEL
};
if (!processCmdLine(&options[0], sizeof(options) / sizeof(CmdLineOption))) {
throw CommandLineFormatException();
}
if (isHelpPresent()) {
throw CommandLineFormatHelp();
}
if (m_wpcl.getArgumentsCount() > 2) {
throw CommandLineFormatException();
}
if (m_wpcl.getArgumentsCount() > 1) {
if (isPresent(ViewerCmdLine::HOST)) {
throw CommandLineFormatException();
}
}
if (isPresent(ViewerCmdLine::OPTIONS_FILE)) {
parseOptionsFile();
} else {
if (isPresent(ViewerCmdLine::LISTEN)) {
*m_isListening = true;
} else {
if (!parseHost()) {
throw CommandLineFormatException();
}
}
}
parsePassword();
parseEncoding();
parseMouseShape();
parseMouseCursor();
parseScale();
parseFullScreen();
parseCompressionLevel();
parseWarnFullScr();
parseMouseSwap();
parseUseClipboard();
parseShowControl();
parseCopyRect();
parseViewOnly();
parseJpegImageQuality();
}
void Url::parseHost(const char*& url)
{
const char* p0 = url;
while (true) {
parseHost(url, m_hostname, m_port);
m_ipv6 = qstrchr(m_hostname.c_str(), ':') != NULL;
if (*url != ',')
break;
url++;
}
if (url > p0) {
if (m_hostname.length() > 0) {
if (m_ipv6) {
m_host.append("[");
m_host.append(m_hostname);
m_host.append("]");
} else
m_host.append(m_hostname);
}
if (m_port.length() > 0) {
m_host.append(":");
m_host.append(m_port);
}
}
}
void TcpSymbianSerial::handleConnect(const char* method, uint32 src)
{
char* tmp = strdup_new(method);
char* host = NULL;
uint16 port = 0;
#ifdef SYMBIAN_DELAY_DISCONNECT
if(m_queue->isTimerSet(m_connectionTimer)){
DBG("stopping timer %u", m_connectionTimer);
m_queue->stopTimer(m_connectionTimer);
}
#endif
if(!parseHost(tmp, &host, &port)){
WARN("parsing of %s failed.", method);
sendConnectionNotify(DISCONNECTING, METHOD_ERROR, src);
// this look suspicious
//rootPublic()->connectionNotify(CLEAR, UNSPECIFIED, src);
} else {
DBG("Host parsed as %s:%u", host, port);
if(m_tcpAdmin){
if(! m_tcpAdmin->IsConnected()){
DBG("Not already connected.");
m_tcpAdmin->ConnectionControl(CONNECT, method);
} else {
DBG("Probably fake-disconnected.");
//just a faked disconnect before.
sendConnectionNotify(CONNECTING, REQUESTED, src);
sendConnectionNotify(CONNECTED, REQUESTED, src);
}
} else {
DBG("No TcpAdmin, DISCONNECT INTERNAL_ERROR");
sendConnectionNotify(DISCONNECTING, INTERNAL_ERROR, src);
}
}
delete[] tmp;
}
void Uri::Private::parseAuthority()
{
m_parserAux.clear();
const size_t parserOldPos = m_parserPos;
parseUserinfo();
if (!expectChar('@')) {
m_parserPos = parserOldPos;
}
parseHost();
if (expectChar(':')) {
parsePort();
}
}
result_t Url::parse(exlib::string url, bool parseQueryString, bool slashesDenoteHost)
{
bool bHost;
clear();
m_slashes = false;
trimUrl(url, url);
const char* c_str = url.c_str();
bool hasHash = qstrchr(c_str, '#') != NULL;
if (!slashesDenoteHost && !hasHash && isUrlSlash(*c_str)) {
parsePath(c_str);
parseQuery(c_str);
parseHash(c_str);
if (parseQueryString) {
m_queryParsed = new HttpCollection();
m_queryParsed->parse(m_query);
}
return 0;
}
parseProtocol(c_str);
bHost = checkHost(c_str);
if (slashesDenoteHost || m_protocol.length() > 0 || bHost)
m_slashes = ((isUrlSlash(*c_str) && isUrlSlash(c_str[1])) && (m_protocol.length() <= 0 || m_protocol.compare("javascript:")));
if (m_protocol.compare("javascript:") && m_slashes) {
c_str += 2;
parseAuth(c_str);
parseHost(c_str);
}
parsePath(c_str);
parseQuery(c_str);
parseHash(c_str);
if (parseQueryString) {
m_queryParsed = new HttpCollection();
m_queryParsed->parse(m_query);
}
return 0;
}
static ParseResult<Authority> parseAuthority(char const* str) {
ParseResult<Authority> result{};
if (str[0] == '\0' || str[0] != '/' || str[1] != '/') {
result.ch = str;
return result;
}
auto user = parseUser(str+2); // For "//"
auto host = parseHost(user.ch);
auto port = parsePort(host.ch);
result.value.userIs(user.value);
result.value.hostIs(host.value);
result.value.portIs(port.value);
result.ch = port.ch;
return result;
}
bool parse(const std::string& url) {
// setup
protocol = ""; host = ""; port = 0;
username = ""; password = ""; path = "";
parameters = ""; anchor =""; pathless = true;
if (url.size() > YAHTTP_MAX_URL_LENGTH) return false;
size_t pos = 0;
if (*(url.begin()) != '/') { // full url?
if (parseSchema(url, pos) == false) return false;
if (pathless) {
parameters = url.substr(pos);
return true;
}
if (parseUserPass(url, pos) == false) return false;
if (parseHost(url, pos) == false) return false;
}
if (parsePath(url, pos) == false) return false;
if (parseParameters(url, pos) == false) return false;
return parseAnchor(url, pos);
};
QList<Host> Discover::parseProcessOutput(const QByteArray &processData)
{
m_reader.clear();
m_reader.addData(processData);
QList<Host> hosts;
while (!m_reader.atEnd() && !m_reader.hasError()) {
QXmlStreamReader::TokenType token = m_reader.readNext();
if(token == QXmlStreamReader::StartDocument)
continue;
if(token == QXmlStreamReader::StartElement && m_reader.name() == "host") {
Host host = parseHost();
if (host.isValid()) {
hosts.append(host);
}
}
}
return hosts;
}
// source = scheme ":"
// / ( [ scheme "://" ] host [ port ] )
// / "'self'"
//
bool CSPSourceList::parseSource(const UChar* begin, const UChar* end,
String& scheme, String& host, int& port,
bool& hostHasWildcard, bool& portHasWildcard)
{
if (begin == end)
return false;
if (equalIgnoringCase("'self'", begin, end - begin)) {
addSourceSelf();
return false;
}
if (equalIgnoringCase("'unsafe-inline'", begin, end - begin)) {
addSourceUnsafeInline();
return false;
}
if (equalIgnoringCase("'unsafe-eval'", begin, end - begin)) {
addSourceUnsafeEval();
return false;
}
const UChar* position = begin;
const UChar* beginHost = begin;
skipUtil(position, end, ':');
if (position == end) {
// This must be a host-only source.
if (!parseHost(beginHost, position, host, hostHasWildcard))
return false;
return true;
}
if (end - position == 1) {
ASSERT(*position == ':');
// This must be a scheme-only source.
if (!parseScheme(begin, position, scheme))
return false;
return true;
}
ASSERT(end - position >= 2);
if (position[1] == '/') {
if (!parseScheme(begin, position, scheme)
|| !skipExactly(position, end, ':')
|| !skipExactly(position, end, '/')
|| !skipExactly(position, end, '/'))
return false;
beginHost = position;
skipUtil(position, end, ':');
}
if (position == beginHost)
return false;
if (!parseHost(beginHost, position, host, hostHasWildcard))
return false;
if (position == end) {
port = 0;
return true;
}
if (!skipExactly(position, end, ':'))
ASSERT_NOT_REACHED();
if (!parsePort(position, end, port, portHasWildcard))
return false;
return true;
}
// source = scheme ":"
// / ( [ scheme "://" ] host [ port ] [ path ] )
// / "'self'"
bool CSPSourceList::parseSource(const UChar* begin, const UChar* end, String& scheme, String& host, int& port, String& path, CSPSource::WildcardDisposition& hostWildcard, CSPSource::WildcardDisposition& portWildcard)
{
if (begin == end)
return false;
if (equalIgnoringCase("'none'", begin, end - begin))
return false;
if (end - begin == 1 && *begin == '*') {
addSourceStar();
return true;
}
if (equalIgnoringCase("'self'", begin, end - begin)) {
addSourceSelf();
return true;
}
if (equalIgnoringCase("'unsafe-inline'", begin, end - begin)) {
addSourceUnsafeInline();
return true;
}
if (equalIgnoringCase("'unsafe-eval'", begin, end - begin)) {
addSourceUnsafeEval();
return true;
}
String nonce;
if (!parseNonce(begin, end, nonce))
return false;
if (!nonce.isNull()) {
addSourceNonce(nonce);
return true;
}
DigestValue hash;
ContentSecurityPolicyHashAlgorithm algorithm = ContentSecurityPolicyHashAlgorithmNone;
if (!parseHash(begin, end, hash, algorithm))
return false;
if (hash.size() > 0) {
addSourceHash(algorithm, hash);
return true;
}
const UChar* position = begin;
const UChar* beginHost = begin;
const UChar* beginPath = end;
const UChar* beginPort = 0;
skipWhile<UChar, isNotColonOrSlash>(position, end);
if (position == end) {
// host
// ^
return parseHost(beginHost, position, host, hostWildcard);
}
if (position < end && *position == '/') {
// host/path || host/ || /
// ^ ^ ^
return parseHost(beginHost, position, host, hostWildcard) && parsePath(position, end, path);
}
if (position < end && *position == ':') {
if (end - position == 1) {
// scheme:
// ^
return parseScheme(begin, position, scheme);
}
if (position[1] == '/') {
// scheme://host || scheme://
// ^ ^
if (!parseScheme(begin, position, scheme)
|| !skipExactly<UChar>(position, end, ':')
|| !skipExactly<UChar>(position, end, '/')
|| !skipExactly<UChar>(position, end, '/'))
return false;
if (position == end)
return false;
beginHost = position;
skipWhile<UChar, isNotColonOrSlash>(position, end);
}
if (position < end && *position == ':') {
// host:port || scheme://host:port
// ^ ^
beginPort = position;
skipUntil<UChar>(position, end, '/');
}
}
if (position < end && *position == '/') {
// scheme://host/path || scheme://host:port/path
// ^ ^
if (position == beginHost)
return false;
beginPath = position;
}
if (!parseHost(beginHost, beginPort ? beginPort : beginPath, host, hostWildcard))
return false;
if (beginPort) {
if (!parsePort(beginPort, beginPath, port, portWildcard))
return false;
} else {
port = 0;
}
if (beginPath != end) {
if (!parsePath(beginPath, end, path))
return false;
}
return true;
}
// source = scheme ":"
// / ( [ scheme "://" ] host [ port ] [ path ] )
// / "'self'"
//
bool ContentSecurityPolicySourceList::parseSource(const UChar* begin, const UChar* end, String& scheme, String& host, int& port, String& path, bool& hostHasWildcard, bool& portHasWildcard)
{
if (begin == end)
return false;
if (equalLettersIgnoringASCIICase(begin, end - begin, "'none'"))
return false;
if (end - begin == 1 && *begin == '*') {
m_allowStar = true;
return true;
}
if (equalLettersIgnoringASCIICase(begin, end - begin, "'self'")) {
m_allowSelf = true;
return true;
}
if (equalLettersIgnoringASCIICase(begin, end - begin, "'unsafe-inline'")) {
m_allowInline = true;
return true;
}
if (equalLettersIgnoringASCIICase(begin, end - begin, "'unsafe-eval'")) {
m_allowEval = true;
return true;
}
const UChar* position = begin;
const UChar* beginHost = begin;
const UChar* beginPath = end;
const UChar* beginPort = nullptr;
skipWhile<UChar, isNotColonOrSlash>(position, end);
if (position == end) {
// host
// ^
return parseHost(beginHost, position, host, hostHasWildcard);
}
if (position < end && *position == '/') {
// host/path || host/ || /
// ^ ^ ^
return parseHost(beginHost, position, host, hostHasWildcard) && parsePath(position, end, path);
}
if (position < end && *position == ':') {
if (end - position == 1) {
// scheme:
// ^
return parseScheme(begin, position, scheme);
}
if (position[1] == '/') {
// scheme://host || scheme://
// ^ ^
if (!parseScheme(begin, position, scheme)
|| !skipExactly<UChar>(position, end, ':')
|| !skipExactly<UChar>(position, end, '/')
|| !skipExactly<UChar>(position, end, '/'))
return false;
if (position == end)
return false;
beginHost = position;
skipWhile<UChar, isNotColonOrSlash>(position, end);
}
if (position < end && *position == ':') {
// host:port || scheme://host:port
// ^ ^
beginPort = position;
skipUntil<UChar>(position, end, '/');
}
}
if (position < end && *position == '/') {
// scheme://host/path || scheme://host:port/path
// ^ ^
if (position == beginHost)
return false;
beginPath = position;
}
if (!parseHost(beginHost, beginPort ? beginPort : beginPath, host, hostHasWildcard))
return false;
if (!beginPort)
port = 0;
else {
if (!parsePort(beginPort, beginPath, port, portHasWildcard))
return false;
}
if (beginPath != end) {
if (!parsePath(beginPath, end, path))
return false;
}
return true;
}
static struct host
parseHost
(json_value *hostObj, int *ret)
{
json_value *jName = json_find(hostObj, "name", json_string);
json_value *jMac = json_find(hostObj, "mac", json_string);
if ((NULL == jName) || (NULL == jMac))
return (*ret = 1), (struct host) {0};
struct host result = {
.name = utilStringDup(jName->u.string.ptr),
.macAddress = utilStringDup(jMac->u.string.ptr)
};
return result;
}
static struct host *
parseHosts
(json_value *root, size_t *numHosts)
{
json_value *jHosts = json_find(root, "hosts", json_array);
if (NULL == jHosts)
return NULL;
const size_t numJHosts = jHosts->u.array.length;
struct host *result = calloc(numJHosts, sizeof(*result));
for (size_t i=0; i<numJHosts; i++)
{
json_value *jHostObj = jHosts->u.array.values[i];
int ret = 0;
result[i] = parseHost(jHostObj, &ret);
if (ret)
{
free(result);
return NULL;
}
}
*numHosts = numJHosts;
return result;
}
static struct resource
parseResource
(json_value *jResource, int *ret)
{
json_value *jName = json_find(jResource, "name", json_string);
json_value *jHost = json_find(jResource, "host", json_string);
json_value *jVars = json_find(jResource, "vars", json_array);
if ((NULL == jName) || (NULL == jHost) || (NULL == jVars))
return (*ret = 1), (struct resource) {0};
const size_t numVars = jVars->u.array.length;
char **keyMap = calloc(numVars, sizeof(char *));
char **valMap = calloc(numVars, sizeof(char *));
for (size_t i=0; i<numVars; i++)
{
json_value *jVar = jVars->u.array.values[i];
if (jVar->type != json_array)
return (*ret = 1), (struct resource) {0};
if (jVar->u.array.length != 2)
return (*ret = 1), (struct resource) {0};
json_value *jKey = jVar->u.array.values[0];
json_value *jVal = jVar->u.array.values[1];
if (jKey->type != json_string)
return (*ret = 1), (struct resource) {0};
if (jVal->type != json_string)
return (*ret = 1), (struct resource) {0};
keyMap[i] = utilStringDup(jKey->u.string.ptr);
valMap[i] = utilStringDup(jVal->u.string.ptr);
}
struct resource result = {
.name = utilStringDup(jName->u.string.ptr),
.host = utilStringDup(jHost->u.string.ptr),
.numVars = numVars,
.keyMap = keyMap,
.valMap = valMap,
};
return result;
}
struct resource *
parseResources
(json_value *root, size_t *numResources)
{
json_value *jResources = json_find(root, "resources", json_array);
if (NULL == jResources)
return NULL;
const size_t numJResources = jResources->u.array.length;
struct resource *result = calloc(numJResources, sizeof(*result));
for (size_t i=0; i<numJResources; i++)
{
json_value *jResource = jResources->u.array.values[i];
int ret = 0;
result[i] = parseResource(jResource, &ret);
result[i].id = i;
#if defined(CLUSTERD_BUILD)
result[i].mutex = calloc(1, sizeof(pthread_mutex_t));
result[i].inUse = calloc(1, sizeof(bool));
pthread_mutex_init(result[i].mutex, NULL);
#endif
}
*numResources = numJResources;
return result;
}
configuration *
parseConfiguration
(void)
{
char *jsonConfig = readFile(_configPath);
if (NULL == jsonConfig)
{
fprintf(stderr, "Error: Unable to read configuration file\n");
fprintf(stderr, "Does %s exist?\n", _configPath);
return NULL;
}
json_value *root = json_parse(jsonConfig, strlen(jsonConfig));
free(jsonConfig);
if (NULL == root)
{
fprintf(stderr, "Error: Configuration file %s is malformed\n", _configPath);
fprintf(stderr, "Unable to parse json\n");
return NULL;
}
configuration *result = calloc(1, sizeof(configuration));
result->hosts = parseHosts(root, &result->numHosts);
if (NULL == result->hosts)
{
fprintf(stderr, "Error: Configuration file %s is malformed\n", _configPath);
fprintf(stderr, "Unable to parse hosts\n");
return NULL;
}
result->resources = parseResources(root, &result->numResources);
if (NULL == result->hosts)
{
fprintf(stderr, "Error: Configuration file %s is malformed\n", _configPath);
fprintf(stderr, "Unable to parse resources\n");
return NULL;
}
json_value *jMaster = json_find(root, "master", json_string);
if (NULL == jMaster)
{
fprintf(stderr, "Error: No master hostname set\n");
return NULL;
}
if (jMaster->type != json_string)
{
fprintf(stderr, "Error: Master feild is not a string\n");
return NULL;
}
result->master = utilStringDup(jMaster->u.string.ptr);
json_value_free(root);
return result;
}