#ifndef _3DS_UTILS_H
#define _3DS_UTILS_H
-void ctr_invalidate_ICache(void);
-void ctr_flush_DCache(void);
+#include <stdio.h>
+#include <stdbool.h>
-void ctr_flush_invalidate_cache(void);
+#define MEMOP_PROT 6
+#define MEMOP_MAP 4
+#define MEMOP_UNMAP 5
-int ctr_svchack_init(void);
-void ctr_svchack_exit(void);
+#define GET_VERSION_MAJOR(version) ((version) >>24)
+
+void* linearMemAlign(size_t size, size_t alignment);
+void linearFree(void* mem);
+
+int32_t svcDuplicateHandle(uint32_t* out, uint32_t original);
+int32_t svcCloseHandle(uint32_t handle);
+int32_t svcControlMemory(void* addr_out, void* addr0, void* addr1, uint32_t size, uint32_t op, uint32_t perm);
+int32_t svcControlProcessMemory(uint32_t process, void* addr0, void* addr1, uint32_t size, uint32_t op, uint32_t perm);
+
+int32_t threadCreate(void *(*entrypoint)(void*), void* arg, size_t stack_size, int32_t prio, int32_t affinity, bool detached);
+int32_t threadJoin(int32_t thread, int64_t timeout_ns);
+void threadFree(int32_t thread);
+void threadExit(int32_t rc) __attribute__((noreturn));
+
+int32_t svcGetSystemInfo(int64_t* out, uint32_t type, int32_t param);
+
+int32_t svcCreateSemaphore(uint32_t *sem, int32_t initial_count, uint32_t max_count);
+int32_t svcReleaseSemaphore(int32_t *count, uint32_t sem, int32_t release_count);
+int32_t svcWaitSynchronization(uint32_t handle, int64_t nanoseconds);
+
+typedef int32_t LightLock;
+
+void LightLock_Init(LightLock* lock);
+void LightLock_Lock(LightLock* lock);
+int LightLock_TryLock(LightLock* lock);
+void LightLock_Unlock(LightLock* lock);
+
+int32_t APT_CheckNew3DS(bool *out);
+
+int32_t svcBackdoor(int32_t (*callback)(void));
+
+#define DEBUG_HOLD() do{printf("%s@%s:%d.\n",__FUNCTION__, __FILE__, __LINE__);fflush(stdout);wait_for_input();}while(0)
+
+void wait_for_input(void);
+
+extern __attribute__((weak)) int __ctr_svchax;
+
+bool has_rosalina;
+
+static void check_rosalina() {
+ int64_t version;
+ uint32_t major;
+
+ has_rosalina = false;
+
+ if (!svcGetSystemInfo(&version, 0x10000, 0)) {
+ major = GET_VERSION_MAJOR(version);
+
+ if (major >= 8)
+ has_rosalina = true;
+ }
+}
+
+void ctr_clear_cache(void);
+
+typedef int32_t (*ctr_callback_type)(void);
+
+static inline void ctr_invalidate_ICache_kernel(void)
+{
+ __asm__ volatile(
+ "cpsid aif\n\t"
+ "mov r0, #0\n\t"
+ "mcr p15, 0, r0, c7, c5, 0\n\t");
+}
+
+static inline void ctr_flush_DCache_kernel(void)
+{
+ __asm__ volatile(
+ "cpsid aif\n\t"
+ "mov r0, #0\n\t"
+ "mcr p15, 0, r0, c7, c10, 0\n\t");
+}
+
+static inline void ctr_invalidate_ICache(void)
+{
+ svcBackdoor((ctr_callback_type)ctr_invalidate_ICache_kernel);
+}
+
+static inline void ctr_flush_DCache(void)
+{
+ svcBackdoor((ctr_callback_type)ctr_flush_DCache_kernel);
+}
+
+static inline void ctr_flush_invalidate_cache(void)
+{
+ if (has_rosalina) {
+ ctr_clear_cache();
+ } else {
+ ctr_flush_DCache();
+ ctr_invalidate_ICache();
+ }
+}
#endif // _3DS_UTILS_H