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XmlBlock: nativeNext: properly skip certain tags, throw exception for BAD_DOCUMENT

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This commit is contained in:
Mis012
2024-11-29 00:23:42 +01:00
parent be93b4c396
commit 39504d1437
1 changed files with 20 additions and 4 deletions
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24
src/api-impl-jni/content/android_content_res_XmlBlock.c
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@@ -15,10 +15,26 @@ JNIEXPORT jlong JNICALL Java_android_content_res_XmlBlock_nativeCreateParseState
JNIEXPORT jint JNICALL Java_android_content_res_XmlBlock_nativeNext(JNIEnv *env, jobject this, jlong parser_ptr)
{
struct ResXMLParser *parser = (struct ResXMLParser *)_PTR(parser_ptr);
enum event_code_t ret = ResXMLParser_next(parser);
if (ret > 0x100)
return ret - 0x100;
return ret;
while (1) {
enum event_code_t code = ResXMLParser_next(parser);
switch (code) {
case START_TAG:
case END_TAG:
case TEXT:
return code - 0x100;
case START_DOCUMENT:
case END_DOCUMENT:
return code;
case BAD_DOCUMENT:
(*env)->ThrowNew(env, (*env)->FindClass(env, "org/xmlpull/v1/XmlPullParserException"), "ResXMLParser_next returned BAD_DOCUMENT");
return code;
default:
continue;
}
}
}
JNIEXPORT jstring JNICALL Java_android_content_res_XmlBlock_nativeGetPooledString(JNIEnv *env, jobject this, jlong parser_ptr, jint index)