📄 sdkparse.cpp
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char* pStruct = strstr ( p, structs[i] );
if ( pStruct
&& pStruct < semi
&& !__iscsym(pStruct[-1])
&& !__iscsym(pStruct[strlen(structs[i])]) )
{
// make sure there's at most one identifier followed
// by a {
pStruct += strlen(structs[i]);
pStruct = skip_ws ( pStruct );
if ( __iscsymf(*pStruct) )
{
while ( __iscsym(*pStruct) )
pStruct++;
pStruct = skip_ws ( pStruct );
}
// special exception - C++ classes & stuff
if ( *pStruct == ':' )
{
pStruct = skip_ws ( pStruct + 1 );
ASSERT ( !strncmp(pStruct,"public",6) || !strncmp(pStruct,"protected",9) || !strncmp(pStruct,"private",7) );
// skip access:
while ( __iscsym(*pStruct) )
pStruct++;
pStruct = skip_ws ( pStruct );
// skip base-class-name:
ASSERT ( __iscsymf(*pStruct) );
while ( __iscsym(*pStruct) )
pStruct++;
pStruct = skip_ws ( pStruct );
}
if ( *pStruct == '{' )
isStruct = true;
break;
}
}
if ( isStruct )
{
end = strchr ( end, ';' );
if ( !end )
end = p + strlen(p);
else
end++;
}
else
{
char* p2 = skip_ws ( end );
if ( *p2 == ';' )
end = p2 + 1;
}
return end;
}
int skip_declspec ( const vector<string>& tokens, int off )
{
if ( tokens[off] == "__declspec" )
{
off++;
TOKASSERT ( tokens[off] == "(" );
off++;
int parens = 1;
while ( parens )
{
if ( tokens[off] == "(" )
parens++;
else if ( tokens[off] == ")" )
parens--;
off++;
}
}
return off;
}
Type identify ( const vector<string>& tokens, int off )
{
off = skip_declspec ( tokens, off );
/*if ( tokens.size() > off+4 )
{
if ( tokens[off+4] == "PCONTROLDISPATCHER" )
_CrtDbgBreak();
}*/
/*if ( tokens.size() > off+1 )
{
if ( tokens[off+1] == "_OSVERSIONINFOEXA" )
_CrtDbgBreak();
}*/
if ( tokens[off] == "__asm__" )
return T_IGNORED_STATEMENT;
else if ( tokens[off] == "return" )
return T_IGNORED_STATEMENT;
else if ( tokens[off] == "typedef_tident" )
return T_TIDENT;
else if ( tokens[off] == "if" )
return T_IF;
else if ( tokens[off] == "while" )
return T_WHILE;
else if ( tokens[off] == "do" )
return T_DO;
int openparens = 0;
int closeparens = 0;
int brackets = 0;
for ( int i = off; i < tokens.size(); i++ )
{
if ( tokens[i] == "(" && !brackets )
openparens++;
else if ( tokens[i] == ")" && !brackets && openparens == 1 )
closeparens++;
else if ( tokens[i] == "{" )
brackets++;
else if ( (tokens[i] == "struct" || tokens[i] == "union") && !openparens )
{
for ( int j = i + 1; j < tokens.size(); j++ )
{
if ( tokens[j] == "{" )
return T_STRUCT;
else if ( tokens[j] == "(" || tokens[j] == ";" || tokens[j] == "*" )
break;
}
}
else if ( tokens[i] == ";" )
break;
else if ( tokens[i] == "__attribute__" )
break;
}
if ( openparens > 1 && closeparens )
return T_FUNCTION_PTR;
else if ( openparens >= 1 )
return T_FUNCTION;
return T_VARIABLE;
}
Type process ( const string& element, vector<string>& names, bool& isTypedef, vector<string>& dependencies )
{
names.resize ( 0 );
isTypedef = false;
dependencies.resize ( 0 );
vector<string> tokens;
tokenize ( element, tokens );
// now let's do the classification...
int i = 0;
if ( tokens[i] == "typedef" )
{
isTypedef = true;
i++;
}
Type t = identify ( tokens, i );
parse_type ( t, tokens, i, names, dependencies );
return t;
}
int parse_type ( Type t, const vector<string>& tokens, int off, vector<string>& names, vector<string>& dependencies )
{
switch ( t )
{
case T_IGNORED_STATEMENT:
return parse_ignored_statement ( tokens, off, names, dependencies );
case T_TIDENT:
return parse_tident ( tokens, off, names, dependencies );
case T_VARIABLE:
return parse_variable ( tokens, off, names, dependencies );
case T_STRUCT:
return parse_struct ( tokens, off, names, dependencies );
case T_FUNCTION:
return parse_function ( tokens, off, names, dependencies );
case T_FUNCTION_PTR:
return parse_function_ptr ( tokens, off, names, dependencies );
case T_IF:
case T_WHILE:
return parse_ifwhile ( tokens, off, names, dependencies );
case T_DO:
return parse_do ( tokens, off, names, dependencies );
default:
TOKASSERT(!"unidentified type in parse_type()");
return 0;
}
}
void name ( const string& ident, vector<string>& names )
{
if ( !__iscsymf ( ident[0] ) )
return;
if ( iskeyword ( ident ) )
return;
for ( int i = 0; i < names.size(); i++ )
{
if ( names[i] == ident )
return;
}
names.push_back ( ident );
}
void depend ( const string& ident, vector<string>& dependencies )
{
if ( !__iscsymf ( ident[0] ) )
return;
if ( iskeyword ( ident ) )
return;
for ( int i = 0; i < dependencies.size(); i++ )
{
if ( dependencies[i] == ident )
return;
}
dependencies.push_back ( ident );
}
int parse_ignored_statement ( const vector<string>& tokens, int off, vector<string>& names, vector<string>& dependencies )
{
off++;
while ( tokens[off] != ";" )
off++;
ASSERT ( tokens[off] == ";" );
return off + 1;
}
int parse_tident ( const vector<string>& tokens, int off, vector<string>& names, vector<string>& dependencies )
{
TOKASSERT ( tokens[off] == "typedef_tident" );
TOKASSERT ( tokens[off+1] == "(" && tokens[off+3] == ")" );
names.push_back ( tokens[off+2] );
dependencies.push_back ( "typedef_tident" );
return off + 4;
}
int parse_variable ( const vector<string>& tokens, int off, vector<string>& names, vector<string>& dependencies )
{
// NOTE - Test with bitfields, I think this code will actually handle them properly...
if ( tokens[off] == ";" )
return off + 1;
depend ( tokens[off++], dependencies );
int done = tokens.size();
while ( off < tokens.size() && tokens[off] != ";" )
name ( tokens[off++], names );
TOKASSERT ( off < tokens.size() && tokens[off] == ";" );
return off + 1;
}
int parse_struct ( const vector<string>& tokens, int off, vector<string>& names, vector<string>& dependencies )
{
int done = tokens.size();
//if ( tokens[off+1] == "_LARGE_INTEGER" )
// _CrtDbgBreak();
while ( off < done && tokens[off] != "struct" && tokens[off] != "union" )
depend ( tokens[off++], dependencies );
TOKASSERT ( tokens[off] == "struct" || tokens[off] == "union" );
if ( tokens[off] != "struct" && tokens[off] != "union" )
return off;
off++;
if ( tokens[off] != "{" )
name ( tokens[off++], names );
if ( tokens[off] == ":" )
{
off++;
TOKASSERT ( tokens[off] == "public" || tokens[off] == "protected" || tokens[off] == "private" );
off++;
depend ( tokens[off++], dependencies );
}
TOKASSERT ( tokens[off] == "{" );
off++;
// skip through body of struct - noting any dependencies
int indent = 1;
//if ( off >= done ) _CrtDbgBreak();
while ( off < done && tokens[off] != "}" )
{
vector<string> fauxnames;
Type t = identify ( tokens, off );
off = parse_type ( t, tokens, off, fauxnames, dependencies );
//if ( off >= done ) _CrtDbgBreak();
}
// process any trailing dependencies/names...
while ( tokens[off] != ";" )
{
TOKASSERT ( off+1 < done );
if ( tokens[off+1] == "," || tokens[off+1] == ";" )
name ( tokens[off], names );
else
depend ( tokens[off], dependencies );
off++;
}
TOKASSERT ( tokens[off] == ";" );
off++;
return off;
}
int parse_param ( const vector<string>& tokens, int off, vector<string>& names, vector<string>& dependencies )
{
if ( tokens[off] == ")" )
return off;
// special-case check for function pointer params
int done = off;
int parens = 1;
bool fptr = false;
for ( ;; )
{
if ( tokens[done] == "," && parens == 1 )
break;
if ( tokens[done] == ")" )
{
if ( parens == 1 )
break;
else
parens--;
}
if ( tokens[done] == "(" )
parens++;
if ( tokens[done] == "*" && tokens[done-1] == "(" )
fptr = true;
done++;
}
if ( !fptr )
done--;
while ( off < done )
depend ( tokens[off++], dependencies );
if ( !fptr )
name ( tokens[off++], names );
return off;
}
int parse_function ( const vector<string>& tokens, int off, vector<string>& names, vector<string>& dependencies )
{
vector<string> fauxnames;
off = skip_declspec ( tokens, off );
while ( tokens[off+1] != "(" )
depend ( tokens[off++], dependencies );
name ( tokens[off++], names );
TOKASSERT ( tokens[off] == "(" );
while ( tokens[off] != ")" )
{
off++;
off = parse_param ( tokens, off, fauxnames, dependencies );
TOKASSERT ( tokens[off] == "," || tokens[off] == ")" );
}
off++;
// check for "attributes"
if ( tokens[off] == "__attribute__" )
{
off++;
TOKASSERT ( tokens[off] == "(" );
off++;
int parens = 1;
while ( parens )
{
if ( tokens[off] == "(" )
parens++;
else if ( tokens[off] == ")" )
parens--;
off++;
}
}
// is this just a function *declaration* ?
if ( tokens[off] == ";" )
return off;
// we have a function body...
TOKASSERT ( tokens[off] == "{" );
off++;
while ( tokens[off] != "}" )
{
Type t = identify ( tokens, off );
if ( t == T_VARIABLE )
off = parse_type ( t, tokens, off, fauxnames, dependencies );
else
{
while ( tokens[off] != ";" )
off++;
TOKASSERT ( tokens[off] == ";" );
off++;
}
}
TOKASSERT ( tokens[off] == "}" );
off++;
return off;
}
int parse_function_ptr ( const vector<string>& tokens, int off, vector<string>& names, vector<string>& dependencies )
{
off = skip_declspec ( tokens, off );
while ( tokens[off] != "(" )
depend ( tokens[off++], dependencies );
TOKASSERT ( tokens[off] == "(" );
off++;
while ( tokens[off+1] != ")" )
depend ( tokens[off++], dependencies );
name ( tokens[off++], names );
TOKASSERT ( tokens[off] == ")" );
off++;
TOKASSERT ( tokens[off] == "(" );
while ( tokens[off] != ")" )
{
off++;
vector<string> fauxnames;
off = parse_param ( tokens, off, fauxnames, dependencies );
TOKASSERT ( tokens[off] == "," || tokens[off] == ")" );
}
off++;
TOKASSERT ( tokens[off] == ";" );
off++;
return off;
}
int parse_ifwhile ( const vector<string>& tokens, int off, vector<string>& names, vector<string>& dependencies )
{
TOKASSERT ( tokens[off] == "if" || tokens[off] == "while" );
off++;
TOKASSERT ( tokens[off] == "(" );
off++;
TOKASSERT ( tokens[off] != ")" );
while ( tokens[off] != ")" )
off++;
if ( tokens[off] == "{" )
{
while ( tokens[off] != "}" )
{
Type t = identify ( tokens, off );
off = parse_type ( t, tokens, off, names, dependencies );
}
off++;
}
return off;
}
int parse_do ( const vector<string>& tokens, int off, vector<string>& names, vector<string>& dependencies )
{
TOKASSERT ( tokens[off] == "do" );
off++;
if ( tokens[off] != "{" )
{
Type t = identify ( tokens, off );
off = parse_type ( t, tokens, off, names, dependencies );
}
else
{
while ( tokens[off] != "}" )
{
Type t = identify ( tokens, off );
off = parse_type ( t, tokens, off, names, dependencies );
}
}
TOKASSERT ( tokens[off] == "while" );
off++;
TOKASSERT ( tokens[off] == "(" );
while ( tokens[off] != ")" )
off++;
TOKASSERT ( tokens[off] == ")" );
off++;
TOKASSERT ( tokens[off] == ";" );
off++;
return off;
}
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