lib/libxml2
1
0
Fork 0
mirror of https://gitlab.gnome.org/GNOME/libxml2.git synced 2025-10-21 14:53:44 +03:00
Code Activity

fuzz: Reduce initial array size

Browse Source
This commit is contained in:
Nick Wellnhofer
2024-12-16 01:34:29 +01:00
parent 6f903d434f
commit 63dfcca670
4 changed files with 42 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
HTMLparser.c
View File

@@ -4550,6 +4550,12 @@ static int
htmlInitParserCtxt(htmlParserCtxtPtr ctxt, const htmlSAXHandler *sax,
void *userData)
{
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
size_t initialNodeTabSize = 1;
#else
size_t initialNodeTabSize = 10;
#endif
if (ctxt == NULL) return(-1);
memset(ctxt, 0, sizeof(htmlParserCtxt));
@@ -4572,11 +4578,11 @@ htmlInitParserCtxt(htmlParserCtxtPtr ctxt, const htmlSAXHandler *sax,
/* Allocate the Input stack */
ctxt->inputTab = (htmlParserInputPtr *)
xmlMalloc(5 * sizeof(htmlParserInputPtr));
xmlMalloc(sizeof(htmlParserInputPtr));
if (ctxt->inputTab == NULL)
return(-1);
ctxt->inputNr = 0;
ctxt->inputMax = 5;
ctxt->inputMax = 1;
ctxt->input = NULL;
ctxt->version = NULL;
ctxt->encoding = NULL;
@@ -4584,19 +4590,19 @@ htmlInitParserCtxt(htmlParserCtxtPtr ctxt, const htmlSAXHandler *sax,
ctxt->instate = XML_PARSER_START;
/* Allocate the Node stack */
ctxt->nodeTab = (htmlNodePtr *) xmlMalloc(10 * sizeof(htmlNodePtr));
ctxt->nodeTab = xmlMalloc(initialNodeTabSize * sizeof(htmlNodePtr));
if (ctxt->nodeTab == NULL)
return(-1);
ctxt->nodeNr = 0;
ctxt->nodeMax = 10;
ctxt->nodeMax = initialNodeTabSize;
ctxt->node = NULL;
/* Allocate the Name stack */
ctxt->nameTab = (const xmlChar **) xmlMalloc(10 * sizeof(xmlChar *));
ctxt->nameTab = xmlMalloc(initialNodeTabSize * sizeof(xmlChar *));
if (ctxt->nameTab == NULL)
return(-1);
ctxt->nameNr = 0;
ctxt->nameMax = 10;
ctxt->nameMax = initialNodeTabSize;
ctxt->name = NULL;
ctxt->nodeInfoTab = NULL;