void TextureAtlasLoader::LoadAtlas (const std::string& filename, TextureAtlas* texAtlas)
{
std::string lineType;
std::ifstream file (filename.c_str ());
if (!file.is_open ()) {
Console::LogError ("Unable to open atlas file \"" + filename + "\" !");
exit (1);
}
while (file >> lineType) {
if (lineType == "#") {
ProcessComment (file);
}
else if (lineType == "Area") {
ProcessArea (file, texAtlas);
} else {
ProcessComment (file);
}
}
file.close ();
}
int MyRequest::Lexer(char *buf, int length) {
int consumed = 0;
if(length == 0) {
valid = methodValid && urlValid && httpVersionValid;
if(data.size() == contentLength)
done = lexerState != LEXER_init;
return 0;
}
if(parserState == PARSER_body) {
consumed = AppendData(buf, length);
return consumed;
}
for(int i = 0; i < length; i++, consumed++) {
if(parserState == PARSER_body) {
consumed += AppendData(buf + i, length - i);
break;
}
char ch = buf[i];
rawHeader.push_back(ch);
again:
if(parserState == PARSER_body) {
consumed += AppendData(buf + i, length - i);
break;
}
if(lexerState > LEXER_error) {
aborted = true;
break;
}
switch(lexerState) {
case LEXER_init:
if((isctl(ch) || isseparator(ch) || ch == ' ' || ch == '\t') && !lexerToken.empty()) {
ProcessTokenIfAvailable();
goto again;
}
if(ch == '\r') lexerState = LEXER_cr_read;
else if(ch == '\n') ProcessLF();
else if(opaqueEnabled) {
lexerOpaqueString.clear();
lexerState = LEXER_opaque;
goto again;
}
else if(parseURLEnabled && !isspace(ch)) {
lexerUrl.clear();
lexerState = LEXER_url;
goto again;
}
else if(ch == '"' && quotedStringsEnabled) {
lexerQuotedString.clear();
lexerState = LEXER_quoted_string;
}
else if(ch == '(' && commentsEnabled) {
lexerComment.clear();
lexerComment.push_back(ch);
lexerState = LEXER_comment;
lexerCommentNesting = 1;
}
else if(ch == ' ' || ch == '\t') lexerState = LEXER_LWS_read;
else if(isseparator(ch)) ProcessSeparator(ch);
else if(!isctl(ch)) lexerToken.push_back(ch);
else lexerState = LEXER_token_text_error;
break;
case LEXER_opaque:
ProcessTokenIfAvailable();
if(ch == '\r') {
if(foldingEnabled) lexerState = LEXER_opaque_cr_read;
else {
ProcessOpaque(lexerOpaqueString);
lexerState = LEXER_init;
goto again;
}
}
else lexerOpaqueString.push_back(ch);
break;
case LEXER_opaque_cr_read:
ProcessTokenIfAvailable();
if(ch == '\n') lexerState = LEXER_opaque_newline_read;
else {
ProcessOpaque(lexerOpaqueString);
lexerState = LEXER_init;
goto again;
}
break;
case LEXER_opaque_newline_read:
if(ch == ' ' || ch == '\t') {
lexerOpaqueString.push_back(' ');
lexerState = LEXER_opaque;
}
else {
ProcessOpaque(lexerOpaqueString);
ProcessNewline();
lexerState = LEXER_init;
goto again;
}
break;
case LEXER_url:
ProcessTokenIfAvailable();
if(isspace(ch)) {
ProcessURL(lexerUrl);
lexerState = LEXER_init;
goto again;
}
else {
if(ch == '%') lexerState = LEXER_url_encoded_1;
else if(ch == '+') lexerUrl.push_back(' ');
else lexerUrl.push_back(ch);
}
break;
case LEXER_url_encoded_1:
if(ch == '%') {
lexerUrl.push_back('%');
lexerState = LEXER_url;
}
else if(isxdigit(ch)) {
lexerTmpHex[0] = ch;
lexerTmpHex[2] = '\0';
lexerState = LEXER_url_encoded_2;
}
else lexerState = LEXER_url_error;
break;
case LEXER_url_encoded_2:
if(isxdigit(ch)) {
lexerTmpHex[1] = ch;
char newch = strtol(lexerTmpHex, NULL, 16);
lexerUrl.push_back(newch);
lexerState = LEXER_url;
}
else lexerState = LEXER_url_error;
break;
case LEXER_comment:
ProcessTokenIfAvailable();
if(ch == '\\') lexerState = LEXER_quoted_pair_comment;
else if(ch == '(') {
lexerCommentNesting++;
lexerComment.push_back(ch);
}
else if(ch == ')') {
lexerCommentNesting--;
lexerComment.push_back(ch);
if(lexerCommentNesting == 0) {
ProcessComment(lexerComment);
lexerState = LEXER_init;
}
}
else if(istext(ch)) {
lexerComment.push_back(ch);
}
else lexerState = LEXER_comment_text_error;
break;
case LEXER_quoted_pair_comment:
ProcessTokenIfAvailable();
lexerComment.push_back(ch);
lexerState = LEXER_comment;
break;
case LEXER_quoted_string:
ProcessTokenIfAvailable();
if(ch == '\\') lexerState = LEXER_quoted_pair;
else if(ch == '"') {
ProcessQuotedString(lexerQuotedString);
lexerState = LEXER_init;
}
else if(istext(ch)) {
lexerQuotedString.push_back(ch);
}
else lexerState = LEXER_quoted_string_text_error;
break;
case LEXER_quoted_pair:
ProcessTokenIfAvailable();
lexerQuotedString.push_back(ch);
lexerState = LEXER_quoted_string;
break;
case LEXER_cr_read:
ProcessTokenIfAvailable();
if(ch == '\n') {
if(foldingEnabled) lexerState = LEXER_newline_read;
else {
ProcessNewline();
lexerState = LEXER_init;
}
}
else {
ProcessCR();
lexerState = LEXER_init;
goto again;
}
break;
case LEXER_newline_read: // LWS folding state
ProcessTokenIfAvailable();
if(ch == ' ' || ch == '\t') lexerState = LEXER_LWS_read;
else {
ProcessNewline();
lexerState = LEXER_init;
goto again;
}
break;
case LEXER_LWS_read: // partial LWS
ProcessTokenIfAvailable();
if(ch == '\r') lexerState = LEXER_LWS_cr_read;
else if(ch != ' ' && ch != '\t') {
lexerState = LEXER_init;
ProcessLWS();
goto again;
}
break;
case LEXER_LWS_cr_read:
ProcessTokenIfAvailable();
if(ch == '\n') {
if(foldingEnabled) lexerState = LEXER_LWS_newline_read;
else {
ProcessLWS();
ProcessNewline();
lexerState = LEXER_init;
}
}
else {
ProcessCR();
lexerState = LEXER_init;
goto again;
}
break;
case LEXER_LWS_newline_read:
ProcessTokenIfAvailable();
if(ch == ' ' || ch == '\t') lexerState = LEXER_LWS_read;
else {
ProcessLWS();
ProcessNewline();
lexerState = LEXER_init;
goto again;
}
break;
}
}
if(parserState == PARSER_body) {
valid = methodValid && urlValid && httpVersionValid;
if(data.size() == contentLength)
done = true;
}
return consumed;
}
