diff options
Diffstat (limited to 'core/os/memory_pool_dynamic_static.cpp')
| -rw-r--r-- | core/os/memory_pool_dynamic_static.cpp | 84 |
1 files changed, 42 insertions, 42 deletions
diff --git a/core/os/memory_pool_dynamic_static.cpp b/core/os/memory_pool_dynamic_static.cpp index 894066708e..c047c931ec 100644 --- a/core/os/memory_pool_dynamic_static.cpp +++ b/core/os/memory_pool_dynamic_static.cpp @@ -37,10 +37,10 @@ MemoryPoolDynamicStatic::Chunk *MemoryPoolDynamicStatic::get_chunk(ID p_id) { uint64_t check = p_id/MAX_CHUNKS; uint64_t idx = p_id%MAX_CHUNKS; - + if (!chunk[idx].mem || chunk[idx].check!=check) return NULL; - + return &chunk[idx]; } @@ -49,32 +49,32 @@ const MemoryPoolDynamicStatic::Chunk *MemoryPoolDynamicStatic::get_chunk(ID p_id uint64_t check = p_id/MAX_CHUNKS; uint64_t idx = p_id%MAX_CHUNKS; - + if (!chunk[idx].mem || chunk[idx].check!=check) return NULL; - + return &chunk[idx]; } MemoryPoolDynamic::ID MemoryPoolDynamicStatic::alloc(size_t p_amount,const char* p_description) { _THREAD_SAFE_METHOD_ - + int idx=-1; - + for (int i=0;i<MAX_CHUNKS;i++) { - + last_alloc++; if (last_alloc>=MAX_CHUNKS) last_alloc=0; - + if ( !chunk[last_alloc].mem ) { - + idx=last_alloc; break; } } - + if (idx==-1) { ERR_EXPLAIN("Out of dynamic Memory IDs"); @@ -86,36 +86,36 @@ MemoryPoolDynamic::ID MemoryPoolDynamicStatic::alloc(size_t p_amount,const char* chunk[idx].mem = memalloc(p_amount); if (!chunk[idx].mem) return INVALID_ID; - + chunk[idx].size=p_amount; chunk[idx].check=++last_check; chunk[idx].descr=p_description; chunk[idx].lock=0; - + total_usage+=p_amount; if (total_usage>max_usage) max_usage=total_usage; - + ID id = chunk[idx].check*MAX_CHUNKS + (uint64_t)idx; - + return id; - + } void MemoryPoolDynamicStatic::free(ID p_id) { _THREAD_SAFE_METHOD_ - + Chunk *c = get_chunk(p_id); ERR_FAIL_COND(!c); - - + + total_usage-=c->size; memfree(c->mem); c->mem=0; - + if (c->lock>0) { - + ERR_PRINT("Freed ID Still locked"); } } @@ -123,14 +123,14 @@ void MemoryPoolDynamicStatic::free(ID p_id) { Error MemoryPoolDynamicStatic::realloc(ID p_id, size_t p_amount) { _THREAD_SAFE_METHOD_ - + Chunk *c = get_chunk(p_id); ERR_FAIL_COND_V(!c,ERR_INVALID_PARAMETER); ERR_FAIL_COND_V(c->lock > 0 , ERR_LOCKED ); - - + + void * new_mem = memrealloc(c->mem,p_amount); - + ERR_FAIL_COND_V(!new_mem,ERR_OUT_OF_MEMORY); total_usage-=c->size; c->mem=new_mem; @@ -138,37 +138,37 @@ Error MemoryPoolDynamicStatic::realloc(ID p_id, size_t p_amount) { total_usage+=c->size; if (total_usage>max_usage) max_usage=total_usage; - + return OK; } bool MemoryPoolDynamicStatic::is_valid(ID p_id) { _THREAD_SAFE_METHOD_ - + Chunk *c = get_chunk(p_id); - + return c!=NULL; } size_t MemoryPoolDynamicStatic::get_size(ID p_id) const { _THREAD_SAFE_METHOD_ - + const Chunk *c = get_chunk(p_id); ERR_FAIL_COND_V(!c,0); - + return c->size; - + } const char* MemoryPoolDynamicStatic::get_description(ID p_id) const { _THREAD_SAFE_METHOD_ - + const Chunk *c = get_chunk(p_id); ERR_FAIL_COND_V(!c,""); - + return c->descr; } @@ -177,10 +177,10 @@ const char* MemoryPoolDynamicStatic::get_description(ID p_id) const { bool MemoryPoolDynamicStatic::is_locked(ID p_id) const { _THREAD_SAFE_METHOD_ - + const Chunk *c = get_chunk(p_id); ERR_FAIL_COND_V(!c,false); - + return c->lock>0; } @@ -188,10 +188,10 @@ bool MemoryPoolDynamicStatic::is_locked(ID p_id) const { Error MemoryPoolDynamicStatic::lock(ID p_id) { _THREAD_SAFE_METHOD_ - + Chunk *c = get_chunk(p_id); ERR_FAIL_COND_V(!c,ERR_INVALID_PARAMETER); - + c->lock++; return OK; @@ -199,23 +199,23 @@ Error MemoryPoolDynamicStatic::lock(ID p_id) { void * MemoryPoolDynamicStatic::get(ID p_id) { _THREAD_SAFE_METHOD_ - + const Chunk *c = get_chunk(p_id); ERR_FAIL_COND_V(!c,NULL); ERR_FAIL_COND_V( c->lock==0, NULL ); - + return c->mem; } Error MemoryPoolDynamicStatic::unlock(ID p_id) { _THREAD_SAFE_METHOD_ - + Chunk *c = get_chunk(p_id); ERR_FAIL_COND_V(!c,ERR_INVALID_PARAMETER); - + ERR_FAIL_COND_V( c->lock<=0, ERR_INVALID_PARAMETER ); c->lock--; - + return OK; } @@ -226,7 +226,7 @@ size_t MemoryPoolDynamicStatic::get_available_mem() const { size_t MemoryPoolDynamicStatic::get_total_usage() const { _THREAD_SAFE_METHOD_ - + return total_usage; } |