Fix objc parsing on 32bit binaries ##analysis

radare · trufae · commit 367d7a9bc975 · 2025-08-29T18:03:58.000+02:00
diff --git a/libr/core/anal_objc.c b/libr/core/anal_objc.c
@@ -107,7 +107,7 @@ static ut64 getRefPtr(RCoreObjc *o, ut64 classMethodsVA, bool *rfound) {
 	RVector *vec = ht_up_find (o->up, namePtr, rfound);
 	if (!*rfound || !vec) {
 		*rfound = false;
-		return false;
+		return UT64_MAX;
 	}
 	ut64 *addr;
 	r_vector_foreach (vec, addr) {
@@ -126,7 +126,7 @@ static ut64 getRefPtr(RCoreObjc *o, ut64 classMethodsVA, bool *rfound) {
 		*rfound = false;
 		return UT64_MAX;
 	}
-	return isMsgRef? ref - 8: ref;
+	return isMsgRef? ref - o->word_size: ref;
 }
 
 static bool objc_build_refs(RCoreObjc *objc) {

Original file line number	Diff line number	Diff line change
`@@ -107,7 +107,7 @@ static ut64 getRefPtr(RCoreObjc o, ut64 classMethodsVA, bool rfound) {`
`107`	`107`	`RVector *vec = ht_up_find (o->up, namePtr, rfound);`
`108`	`108`	`if (!*rfound \|\| !vec) {`
`109`	`109`	`*rfound = false;`
`110`		`- return false;`
	`110`	`+ return UT64_MAX;`
`111`	`111`	`}`
`112`	`112`	`ut64 *addr;`
`113`	`113`	`r_vector_foreach (vec, addr) {`
`@@ -126,7 +126,7 @@ static ut64 getRefPtr(RCoreObjc o, ut64 classMethodsVA, bool rfound) {`
`126`	`126`	`*rfound = false;`
`127`	`127`	`return UT64_MAX;`
`128`	`128`	`}`
`129`		`- return isMsgRef? ref - 8: ref;`
	`129`	`+ return isMsgRef? ref - o->word_size: ref;`
`130`	`130`	`}`
`131`	`131`
`132`	`132`	`static bool objc_build_refs(RCoreObjc *objc) {`