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fuzz: Avoid accessing internal struct members

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Switch to xmlNewIOInputStream.
This commit is contained in:
Nick Wellnhofer 2024-06-13 18:00:33 +02:00
parent 0c97eaa772
commit df40f64edf
1 changed files with 5 additions and 17 deletions
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22
fuzz/fuzz.c
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@ -431,7 +431,7 @@ xmlFuzzResourceLoader(void *data ATTRIBUTE_UNUSED, const char *URL,
xmlParserInputPtr
xmlFuzzEntityLoader(const char *URL, const char *ID ATTRIBUTE_UNUSED,
xmlParserCtxtPtr ctxt) {
xmlParserInputPtr input;
xmlParserInputBufferPtr buf;
xmlFuzzEntityInfo *entity;
if (URL == NULL)
@ -440,26 +440,14 @@ xmlFuzzEntityLoader(const char *URL, const char *ID ATTRIBUTE_UNUSED,
if (entity == NULL)
return(NULL);
input = xmlNewInputStream(ctxt);
if (input == NULL)
return(NULL);
input->filename = (char *) xmlCharStrdup(URL);
if (input->filename == NULL) {
buf = xmlParserInputBufferCreateMem(entity->data, entity->size,
XML_CHAR_ENCODING_NONE);
if (buf == NULL) {
xmlCtxtErrMemory(ctxt);
xmlFreeInputStream(input);
return(NULL);
}
input->buf = xmlParserInputBufferCreateMem(entity->data, entity->size,
XML_CHAR_ENCODING_NONE);
if (input->buf == NULL) {
xmlCtxtErrMemory(ctxt);
xmlFreeInputStream(input);
return(NULL);
}
input->base = input->cur = xmlBufContent(input->buf->buffer);
input->end = input->base + xmlBufUse(input->buf->buffer);
return input;
return(xmlNewIOInputStream(ctxt, buf, XML_CHAR_ENCODING_NONE));
}
char *