| 118 | } |
| 119 | |
| 120 | void *png_alloc_realloc(void *addr, UINT32 oldSize, UINT32 newSize) |
| 121 | { |
| 122 | if (!addr) { |
| 123 | return png_alloc_malloc(newSize); |
| 124 | } |
| 125 | if ( newSize > oldSize ) { |
| 126 | png_alloc_node_t *old_node = png_alloc_find_node(addr, oldSize); |
| 127 | if (old_node) { |
| 128 | void *new_addr = ReallocatePool(oldSize, newSize, addr); |
| 129 | old_node->addr = new_addr; |
| 130 | old_node->size = newSize; |
| 131 | return new_addr; |
| 132 | } |
| 133 | else { |
| 134 | png_alloc_node_t* node = png_alloc_malloc(newSize); |
| 135 | CopyMem(node->addr, addr, oldSize); // here, newSize is > oldSize |
| 136 | return node->addr; |
| 137 | } |
| 138 | } else { |
| 139 | return addr; |
| 140 | } |
| 141 | } |
| 142 | |
| 143 | void png_alloc_free(void *addr) |
| 144 | { |
no test coverage detected