[headers 9] Add src/libc64/ and new "z64" rand.h (#2164)

* rand.h -> libc64/qrand.h

* Add rand.h with z64 rand wrappers

* yeet comment

* code/rand.c -> libc64/qrand.c

* fixup

* move libc64 source to src/libc64/

* fix

* bss

* update file splits disasm metadata

1 files changed, 172 insertions, 0 deletions

diff --git a/src/libc64/malloc.c b/src/libc64/malloc.c
new file mode 100644
index 000000000..de6a56b30
--- /dev/null
+++ b/src/libc64/malloc.c
@@ -0,0 +1,172 @@
+#include "global.h"
+#include "osMalloc.h"
+
+#define LOG_SEVERITY_NOLOG 0
+#define LOG_SEVERITY_ERROR 2
+#define LOG_SEVERITY_VERBOSE 3
+
+Arena gSystemArena;
+
+#if OOT_DEBUG
+s32 gSystemArenaLogSeverity = LOG_SEVERITY_NOLOG;
+
+void SystemArena_CheckPointer(void* ptr, u32 size, const char* name, const char* action) {
+    if (ptr == NULL) {
+        if (gSystemArenaLogSeverity >= LOG_SEVERITY_ERROR) {
+            PRINTF(T("%s: %u バイトの%sに失敗しました\n", "%s: %u bytes %s failed\n"), name, size, action);
+            __osDisplayArena(&gSystemArena);
+            return;
+        }
+    } else if (gSystemArenaLogSeverity >= LOG_SEVERITY_VERBOSE) {
+        PRINTF(T("%s: %u バイトの%sに成功しました\n", "%s: %u bytes %s succeeded\n"), name, size, action);
+    }
+}
+
+#define SYSTEM_ARENA_CHECK_POINTER(ptr, size, name, action) SystemArena_CheckPointer(ptr, size, name, action)
+#else
+#define SYSTEM_ARENA_CHECK_POINTER(ptr, size, name, action) (void)0
+#endif
+
+void* SystemArena_Malloc(u32 size) {
+    DECLARE_INTERRUPT_MASK
+    void* ptr;
+
+    DISABLE_INTERRUPTS();
+    ptr = __osMalloc(&gSystemArena, size);
+    RESTORE_INTERRUPTS();
+
+    SYSTEM_ARENA_CHECK_POINTER(ptr, size, "malloc", "確保"); // "Secure"
+    return ptr;
+}
+
+#if OOT_DEBUG
+void* SystemArena_MallocDebug(u32 size, const char* file, int line) {
+    DECLARE_INTERRUPT_MASK
+    void* ptr;
+
+    DISABLE_INTERRUPTS();
+    ptr = __osMallocDebug(&gSystemArena, size, file, line);
+    RESTORE_INTERRUPTS();
+
+    SYSTEM_ARENA_CHECK_POINTER(ptr, size, "malloc_DEBUG", "確保"); // "Secure"
+    return ptr;
+}
+#endif
+
+void* SystemArena_MallocR(u32 size) {
+    DECLARE_INTERRUPT_MASK
+    void* ptr;
+
+    DISABLE_INTERRUPTS();
+    ptr = __osMallocR(&gSystemArena, size);
+    RESTORE_INTERRUPTS();
+
+    SYSTEM_ARENA_CHECK_POINTER(ptr, size, "malloc_r", "確保"); // "Secure"
+    return ptr;
+}
+
+#if OOT_DEBUG
+void* SystemArena_MallocRDebug(u32 size, const char* file, int line) {
+    DECLARE_INTERRUPT_MASK
+    void* ptr;
+
+    DISABLE_INTERRUPTS();
+    ptr = __osMallocRDebug(&gSystemArena, size, file, line);
+    RESTORE_INTERRUPTS();
+
+    SYSTEM_ARENA_CHECK_POINTER(ptr, size, "malloc_r_DEBUG", "確保"); // "Secure"
+    return ptr;
+}
+#endif
+
+void* SystemArena_Realloc(void* ptr, u32 newSize) {
+    DECLARE_INTERRUPT_MASK
+
+    DISABLE_INTERRUPTS();
+    ptr = __osRealloc(&gSystemArena, ptr, newSize);
+    RESTORE_INTERRUPTS();
+
+    SYSTEM_ARENA_CHECK_POINTER(ptr, newSize, "realloc", "再確保"); // "Re-securing"
+    return ptr;
+}
+
+#if OOT_DEBUG
+void* SystemArena_ReallocDebug(void* ptr, u32 newSize, const char* file, int line) {
+    DECLARE_INTERRUPT_MASK
+
+    DISABLE_INTERRUPTS();
+    ptr = __osReallocDebug(&gSystemArena, ptr, newSize, file, line);
+    RESTORE_INTERRUPTS();
+
+    SYSTEM_ARENA_CHECK_POINTER(ptr, newSize, "realloc_DEBUG", "再確保"); // "Re-securing"
+    return ptr;
+}
+#endif
+
+void SystemArena_Free(void* ptr) {
+    DECLARE_INTERRUPT_MASK
+
+    DISABLE_INTERRUPTS();
+    __osFree(&gSystemArena, ptr);
+    RESTORE_INTERRUPTS();
+}
+
+#if OOT_DEBUG
+void SystemArena_FreeDebug(void* ptr, const char* file, int line) {
+    DECLARE_INTERRUPT_MASK
+
+    DISABLE_INTERRUPTS();
+    __osFreeDebug(&gSystemArena, ptr, file, line);
+    RESTORE_INTERRUPTS();
+}
+#endif
+
+void* SystemArena_Calloc(u32 num, u32 size) {
+    DECLARE_INTERRUPT_MASK
+    void* ret;
+    u32 n = num * size;
+
+    DISABLE_INTERRUPTS();
+    ret = __osMalloc(&gSystemArena, n);
+    RESTORE_INTERRUPTS();
+
+    if (ret != NULL) {
+        bzero(ret, n);
+    }
+
+    SYSTEM_ARENA_CHECK_POINTER(ret, n, "calloc", "確保");
+    return ret;
+}
+
+#if OOT_DEBUG
+void SystemArena_Display(void) {
+    PRINTF(T("システムヒープ表示\n", "System heap display\n"));
+    __osDisplayArena(&gSystemArena);
+}
+#endif
+
+void SystemArena_GetSizes(u32* outMaxFree, u32* outFree, u32* outAlloc) {
+    ArenaImpl_GetSizes(&gSystemArena, outMaxFree, outFree, outAlloc);
+}
+
+void SystemArena_Check(void) {
+    __osCheckArena(&gSystemArena);
+}
+
+void SystemArena_Init(void* start, u32 size) {
+#if OOT_DEBUG
+    gSystemArenaLogSeverity = LOG_SEVERITY_NOLOG;
+#endif
+    __osMallocInit(&gSystemArena, start, size);
+}
+
+void SystemArena_Cleanup(void) {
+#if OOT_DEBUG
+    gSystemArenaLogSeverity = LOG_SEVERITY_NOLOG;
+#endif
+    __osMallocCleanup(&gSystemArena);
+}
+
+s32 SystemArena_IsInitialized(void) {
+    return __osMallocIsInitialized(&gSystemArena);
+}