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Code Issues Releases Wiki Activity

GP-3371 Fixed parsing of forward declared enums and certain typedefs declared and used within a function body

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This commit is contained in:
emteere 2023-05-01 01:39:32 -04:00
parent 1a43822637
commit ccee80e8ad
5 changed files with 29 additions and 9 deletions
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1
Ghidra/Features/Base/data/parserprofiles/VisualStudio22_64.prf
View file

@ -46,7 +46,6 @@ Windows.h
accctrl.h accctrl.h
aclapi.h aclapi.h
aclui.h aclui.h
advapi32.h
adtgen.h adtgen.h
authz.h authz.h
azroles.h azroles.h

1
Ghidra/Features/Base/ghidra_scripts/CreateExampleGDTArchiveScript.java
View file

@ -188,7 +188,6 @@ public class CreateExampleGDTArchiveScript extends GhidraScript {
"accctrl.h", "accctrl.h",
"aclapi.h", "aclapi.h",
"aclui.h", "aclui.h",
"advapi32.h",
"adtgen.h", "adtgen.h",
"authz.h", "authz.h",
"azroles.h", "azroles.h",

18
Ghidra/Features/Base/src/main/javacc/ghidra/app/util/cparser/C/C.jj
View file

@ -1436,8 +1436,8 @@ void TranslationUnit() : {}
void ExternalDeclaration() : {} void ExternalDeclaration() : {}
{ {
( (
LOOKAHEAD(FunctionDefinition() ) LOOKAHEAD( FunctionDefinition() "{" )
FunctionDefinition() (FunctionDefinition() "{" [ StatementList() ] "}")
| |
// <INLINE> FunctionDefinition() // <INLINE> FunctionDefinition()
// | // |
@ -1492,7 +1492,7 @@ void FunctionDefinition() : {
retDT = DeclarationSpecifiers(retDT) retDT = DeclarationSpecifiers(retDT)
] ]
{typedefParsingStack.push(Boolean.FALSE);} {typedefParsingStack.push(Boolean.FALSE);}
dec= Declarator(retDT, null) [ DeclarationList() ] {typedefParsingStack.pop();} CompoundStatement() dec= Declarator(retDT, null) [ DeclarationList() ] {typedefParsingStack.pop();}
{ {
if (dec.getDataType() instanceof FunctionDefinition) { if (dec.getDataType() instanceof FunctionDefinition) {
addDef(functions, dec.getName(), dec.getDataType()); addDef(functions, dec.getName(), dec.getDataType());
@ -2211,7 +2211,16 @@ DataType EnumSpecifier() : {
dt= addDef(enums, enumName, enuum); dt= addDef(enums, enumName, enuum);
} }
| |
t= <IDENTIFIER> { dt= getEnumDef(t.image); } t= <IDENTIFIER>
{
dt= getEnumDef(t.image);
if (dt == null) {
String enumName= (t != null ? t.image : ("enum_" + cnt++));
EnumDataType enuum= new EnumDataType(getCurrentCategoryPath(), enumName, 4, dtMgr);
dt= enuum;
dt= addDef(enums, enumName, enuum);
}
}
) )
{ {
return dt; return dt;
@ -2256,6 +2265,7 @@ int Enumerator(ArrayList<EnumMember> list, int value) : {
if (evalue != null) { if (evalue != null) {
value = evalue; value = evalue;
} }
list.add(new EnumMember(t.image, value));
return value; return value;
} }
} }

4
Ghidra/Features/Base/src/main/javacc/ghidra/app/util/cparser/CPP/CPP.jj
View file

@ -1278,7 +1278,9 @@ public class PreProcessor {
} }
} }
if (fis == null) { if (fis == null) {
addParseMessage(null, "PreProcessor: File " + filename + " not found."); String msg = "PreProcessor: File " + filename + " not found.";
addParseMessage(null, msg);
Msg.error(this, msg);
return false; return false;
} }
fileStack.push(filename); fileStack.push(filename);

12
Ghidra/Features/Base/src/test/resources/ghidra/app/util/cparser/CParserTest.h
View file

@ -40,7 +40,7 @@ void testFunc()
{ {
typedef int InternFunc(int); typedef int InternFunc(int);
// TODO InternFunc * func = (InternFunc *) 0; InternFunc * func = (InternFunc *) 0;
} }
@ -920,6 +920,16 @@ enum options_enum {
TRINARY = (0 ? 10 : 11), TRINARY = (0 ? 10 : 11),
}; };
/**
** Predeclare Enum
**/
typedef enum _PARAM_TYPE PARAM_TYPE;
typedef int FuncUseEnum(PARAM_TYPE ptype);
typedef enum _PARAM_TYPE { A, B, C } PARAM_TYPE;
/** /**
** Casting ** Casting