Shipwright/soh/src/code/gamealloc.c
M4xw 39cc86c260 git subrepo clone https://github.com/HarbourMasters/soh.git
subrepo:
  subdir:   "soh"
  merged:   "ba904bbd0"
upstream:
  origin:   "https://github.com/HarbourMasters/soh.git"
  branch:   "master"
  commit:   "ba904bbd0"
git-subrepo:
  version:  "0.4.1"
  origin:   "???"
  commit:   "???"
2022-03-22 02:51:23 +01:00

81 lines
2.1 KiB
C

#include "global.h"
void GameAlloc_Log(GameAlloc* this) {
GameAllocEntry* iter;
osSyncPrintf("this = %08x\n", this);
iter = this->base.next;
while (iter != &this->base) {
osSyncPrintf("ptr = %08x size = %d\n", iter, iter->size);
iter = iter->next;
}
}
void* GameAlloc_MallocDebug(GameAlloc* this, size_t size, const char* file, s32 line) {
GameAllocEntry* ptr = SystemArena_MallocDebug(size + sizeof(GameAllocEntry), file, line);
if (ptr != NULL) {
ptr->size = size;
ptr->prev = this->head;
this->head->next = ptr;
this->head = ptr;
ptr->next = &this->base;
this->base.prev = this->head;
return ptr + 1;
} else {
return NULL;
}
}
void* GameAlloc_Malloc(GameAlloc* this, size_t size) {
GameAllocEntry* ptr = SystemArena_MallocDebug(size + sizeof(GameAllocEntry), "../gamealloc.c", 93);
if (ptr != NULL) {
ptr->size = size;
ptr->prev = this->head;
this->head->next = ptr;
this->head = ptr;
ptr->next = &this->base;
this->base.prev = this->head;
return ptr + 1;
} else {
return NULL;
}
}
void GameAlloc_Free(GameAlloc* this, void* data) {
GameAllocEntry* ptr;
if (data != NULL) {
ptr = &((GameAllocEntry*)data)[-1];
LogUtils_CheckNullPointer("ptr->prev", ptr->prev, "../gamealloc.c", 120);
LogUtils_CheckNullPointer("ptr->next", ptr->next, "../gamealloc.c", 121);
ptr->prev->next = ptr->next;
ptr->next->prev = ptr->prev;
this->head = this->base.prev;
SystemArena_FreeDebug(ptr, "../gamealloc.c", 125);
}
}
void GameAlloc_Cleanup(GameAlloc* this) {
GameAllocEntry* next = this->base.next;
GameAllocEntry* cur;
while (&this->base != next) {
cur = next;
next = next->next;
SystemArena_FreeDebug(cur, "../gamealloc.c", 145);
}
this->head = &this->base;
this->base.next = &this->base;
this->base.prev = &this->base;
}
void GameAlloc_Init(GameAlloc* this) {
this->head = &this->base;
this->base.next = &this->base;
this->base.prev = &this->base;
}