+
#include <stdlib.h>
#include <stdio.h>
#include <dlfcn.h>
size_t allocatedReqs[REQUESTS_BEFORE_ALLOC] = { 0 };
int nextRequest = 0;
int howManyFreed = 0;
-int switch_alloc = 0;
#if !USE_MPROTECT_SNAPSHOT
static mspace sStaticSpace = NULL;
#endif
/** @brief Snapshotting malloc, for use by model-checker (not user progs) */
void * snapshot_malloc(size_t size)
{
- void *tmp = malloc(size);
+ void *tmp = mspace_malloc(model_snapshot_space, size);
ASSERT(tmp);
return tmp;
}
/** @brief Snapshotting calloc, for use by model-checker (not user progs) */
void * snapshot_calloc(size_t count, size_t size)
{
- void *tmp = calloc(count, size);
+ void *tmp = mspace_calloc(model_snapshot_space, count, size);
ASSERT(tmp);
return tmp;
}
/** @brief Snapshotting realloc, for use by model-checker (not user progs) */
void *snapshot_realloc(void *ptr, size_t size)
{
- void *tmp = realloc(ptr, size);
+ void *tmp = mspace_realloc(model_snapshot_space, ptr, size);
ASSERT(tmp);
return tmp;
}
/** @brief Snapshotting free, for use by model-checker (not user progs) */
void snapshot_free(void *ptr)
{
- free(ptr);
+ mspace_free(model_snapshot_space, ptr);
}
/** Non-snapshotting free for our use. */
void *malloc(size_t size)
{
if (user_snapshot_space) {
- if (switch_alloc) {
- return model_malloc(size);
- }
/* Only perform user allocations from user context */
ASSERT(!model || thread_current());
return user_malloc(size);
void free(void * ptr)
{
if (!DontFree(ptr)) {
- if (switch_alloc) {
- return model_free(ptr);
- }
mspace_free(user_snapshot_space, ptr);
}
}
/** @brief Snapshotting allocation function for use by the Thread class only */
void * Thread_malloc(size_t size)
{
- return malloc(size);
+ return snapshot_malloc(size);
}
/** @brief Snapshotting free function for use by the Thread class only */
void Thread_free(void *ptr)
{
- free(ptr);
+ snapshot_free(ptr);
}
#endif /* !USE_MPROTECT_SNAPSHOT */