All - Changes for AcessNative on windows

[tpg/acess2.git] / AcessNative / ld-acess_src / memory.c

diff --git a/AcessNative/ld-acess_src/memory.c b/AcessNative/ld-acess_src/memory.c
index 3f0091d..c8166af 100644 (file)
--- a/AcessNative/ld-acess_src/memory.c
+++ b/AcessNative/ld-acess_src/memory.c
@@ -21,9 +21,26 @@ int AllocateMemory(uintptr_t VirtAddr, size_t ByteCount)
        size_t  size = (VirtAddr & 0xFFF) + ByteCount;
        void    *tmp;
        #if __WIN32__
-       tmp = VirtualAlloc((void*)base, size, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
+       do
+       {
+               MEMORY_BASIC_INFORMATION        info;
+               VirtualQuery( (void*)base, &info, sizeof(info) );
+               if( info.State != MEM_FREE ) {
+                       printf("ERROR: Unable to allocate memory %p+0x%x, already allocated\n",
+                               (void*)base, size);
+                       base += 0x1000;
+                       if( size < 0x1000 )
+                               return 0;
+                       size -= 0x1000;
+               }
+               else
+                       break;
+       } while( size >= 0x1000 );
+       tmp = VirtualAlloc((void*)base, size, MEM_RESERVE|MEM_COMMIT, PAGE_EXECUTE_READWRITE);
        if( tmp == NULL ) {
-               printf("ERROR: Unable to allocate memory (0x%x)\n", (int)GetLastError());
+               printf("ERROR: Unable to allocate memory %p+%x (0x%x)\n",
+                       (void*)base, size,
+                       (int)GetLastError());
                return -1;
        }
        #else