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:   "???"

soh/src/code/debug_malloc.c

@@ -0,0 +1,113 @@
+#include "global.h"
+
+#include <string.h>
+
+#define LOG_SEVERITY_NOLOG 0
+#define LOG_SEVERITY_ERROR 2
+#define LOG_SEVERITY_VERBOSE 3
+
+s32 gDebugArenaLogSeverity = LOG_SEVERITY_ERROR;
+Arena sDebugArena;
+
+void DebugArena_CheckPointer(void* ptr, size_t size, const char* name, const char* action) {
+    if (ptr == NULL) {
+        if (gDebugArenaLogSeverity >= LOG_SEVERITY_ERROR) {
+            // "%s: %u bytes %s failed\n"
+            osSyncPrintf("%s: %u バイトの%sに失敗しました\n", name, size, action);
+            __osDisplayArena(&sDebugArena);
+            return;
+        }
+    } else if (gDebugArenaLogSeverity >= LOG_SEVERITY_VERBOSE) {
+        // "%s: %u bytes %s succeeded\n"
+        osSyncPrintf("%s: %u バイトの%sに成功しました\n", name, size, action);
+    }
+}
+
+void* DebugArena_Malloc(size_t size) {
+    void* ptr = __osMalloc(&sDebugArena, size);
+
+    DebugArena_CheckPointer(ptr, size, "debug_malloc", "確保"); // "Secure"
+    return ptr;
+}
+
+void* DebugArena_MallocDebug(size_t size, const char* file, s32 line) {
+    void* ptr = __osMallocDebug(&sDebugArena, size, file, line);
+
+    DebugArena_CheckPointer(ptr, size, "debug_malloc_DEBUG", "確保"); // "Secure"
+    return ptr;
+}
+
+void* DebugArena_MallocR(size_t size) {
+    void* ptr = __osMallocR(&sDebugArena, size);
+
+    DebugArena_CheckPointer(ptr, size, "debug_malloc_r", "確保"); // "Secure"
+    return ptr;
+}
+
+void* DebugArena_MallocRDebug(size_t size, const char* file, s32 line) {
+    void* ptr = __osMallocRDebug(&sDebugArena, size, file, line);
+
+    DebugArena_CheckPointer(ptr, size, "debug_malloc_r_DEBUG", "確保"); // "Secure"
+    return ptr;
+}
+
+void* DebugArena_Realloc(void* ptr, size_t newSize) {
+    ptr = __osRealloc(&sDebugArena, ptr, newSize);
+    DebugArena_CheckPointer(ptr, newSize, "debug_realloc", "再確保"); // "Re-securing"
+    return ptr;
+}
+
+void* DebugArena_ReallocDebug(void* ptr, size_t newSize, const char* file, s32 line) {
+    ptr = __osReallocDebug(&sDebugArena, ptr, newSize, file, line);
+    DebugArena_CheckPointer(ptr, newSize, "debug_realloc_DEBUG", "再確保"); // "Re-securing"
+    return ptr;
+}
+
+void DebugArena_Free(void* ptr) {
+    __osFree(&sDebugArena, ptr);
+}
+
+void DebugArena_FreeDebug(void* ptr, const char* file, s32 line) {
+    __osFreeDebug(&sDebugArena, ptr, file, line);
+}
+
+void* DebugArena_Calloc(size_t num, size_t size) {
+    void* ret;
+    size_t n = num * size;
+
+    ret = __osMalloc(&sDebugArena, n);
+    if (ret != NULL) {
+        memset(ret, 0, n);
+    }
+
+    DebugArena_CheckPointer(ret, n, "debug_calloc", "確保");
+    return ret;
+}
+
+void DebugArena_Display(void) {
+    // "Zelda heap display" ("Zelda" should probably have been changed to "Debug")
+    osSyncPrintf("ゼルダヒープ表示\n");
+    __osDisplayArena(&sDebugArena);
+}
+
+void DebugArena_GetSizes(u32* outMaxFree, u32* outFree, u32* outAlloc) {
+    ArenaImpl_GetSizes(&sDebugArena, outMaxFree, outFree, outAlloc);
+}
+
+void DebugArena_Check(void) {
+    __osCheckArena(&sDebugArena);
+}
+
+void DebugArena_Init(void* start, size_t size) {
+    gDebugArenaLogSeverity = LOG_SEVERITY_NOLOG;
+    __osMallocInit(&sDebugArena, start, size);
+}
+
+void DebugArena_Cleanup(void) {
+    gDebugArenaLogSeverity = LOG_SEVERITY_NOLOG;
+    __osMallocCleanup(&sDebugArena);
+}
+
+u8 DebugArena_IsInitalized(void) {
+    return __osMallocIsInitalized(&sDebugArena);
+}