Merge 63a74a92a8 into 5571c00a21

clay.h

@@ -780,7 +780,7 @@ CLAY_DLL_EXPORT uint32_t Clay_MinMemorySize(void);
 // Intended to be used with Clay_MinMemorySize in the following way:
 // uint32_t minMemoryRequired = Clay_MinMemorySize();
 // Clay_Arena clayMemory = Clay_CreateArenaWithCapacityAndMemory(minMemoryRequired, malloc(minMemoryRequired));
-CLAY_DLL_EXPORT Clay_Arena Clay_CreateArenaWithCapacityAndMemory(uint32_t capacity, void *memory);
+CLAY_DLL_EXPORT Clay_Arena Clay_CreateArenaWithCapacityAndMemory(size_t capacity, void *memory);
 // Sets the state of the "pointer" (i.e. the mouse or touch) in Clay's internal data. Used for detecting and responding to mouse events in the debug view,
 // as well as for Clay_Hovered() and scroll element handling.
 CLAY_DLL_EXPORT void Clay_SetPointerState(Clay_Vector2 position, bool pointerDown);
@@ -3605,7 +3605,7 @@ uint32_t Clay_MinMemorySize(void) {
 }
 
 CLAY_WASM_EXPORT("Clay_CreateArenaWithCapacityAndMemory")
-Clay_Arena Clay_CreateArenaWithCapacityAndMemory(uint32_t capacity, void *memory) {
+Clay_Arena Clay_CreateArenaWithCapacityAndMemory(size_t capacity, void *memory) {
     Clay_Arena arena = {
         .capacity = capacity,
         .memory = (char *)memory

fuzz/fuzzing_target.c

@@ -0,0 +1,24 @@
+#include "clay.h"
+#include <stdint.h>
+#include <stddef.h>
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+    if (size < sizeof(Clay_String)) return 0;
+
+    Clay_String testString = { .length = size, .chars = (const char *)data };
+
+    Clay_Dimensions dimensions = MeasureText(&testString, NULL);
+
+    // Call other critical functions
+    Clay_Arena arena = Clay_CreateArenaWithCapacityAndMemory(1024, (void*)data);
+    Clay_Initialize(arena, (Clay_Dimensions){1024, 768});
+    Clay_SetPointerState((Clay_Vector2){0, 0}, false);
+    Clay_BeginLayout();
+    Clay_EndLayout();
+
+    // Handle pointer state changes
+    Clay_SetPointerState((Clay_Vector2){1, 1}, true);
+    Clay_SetPointerState((Clay_Vector2){2, 2}, false);
+
+    return 0;
+}