exo2: implement the rest of cpu suspend (security checks TODO)

libraries/libexosphere/include/exosphere/se/se_aes.hpp

@@ -38,6 +38,9 @@ namespace ams::se {
     void ComputeAes128Cmac(void *dst, size_t dst_size, int slot, const void *src, size_t src_size);
     void ComputeAes256Cmac(void *dst, size_t dst_size, int slot, const void *src, size_t src_size);
 
+    void EncryptAes128Cbc(void *dst, size_t dst_size, int slot, const void *src, size_t src_size, const void *iv, size_t iv_size);
+    void EncryptAes256Cbc(void *dst, size_t dst_size, int slot, const void *src, size_t src_size, const void *iv, size_t iv_size);
+
     void EncryptAes128CbcAsync(u32 out_ll_address, int slot, u32 in_ll_address, u32 size, const void *iv, size_t iv_size, DoneHandler handler);
     void DecryptAes128CbcAsync(u32 out_ll_address, int slot, u32 in_ll_address, u32 size, const void *iv, size_t iv_size, DoneHandler handler);
     void ComputeAes128CtrAsync(u32 out_ll_address, int slot, u32 in_ll_address, u32 size, const void *iv, size_t iv_size, DoneHandler handler);

libraries/libexosphere/include/exosphere/se/se_management.hpp

@@ -30,6 +30,7 @@ namespace ams::se {
 
     void HandleInterrupt();
 
+    void ValidateErrStatus();
     void ValidateAesOperationResult();
 
-}
+}

libraries/libexosphere/include/exosphere/se/se_suspend.hpp

@@ -51,5 +51,6 @@ namespace ams::se {
     static_assert(util::is_pod<StickyBits>::value);
 
     bool ValidateStickyBits(const StickyBits &bits);
+    void SaveContext(Context *dst);
 
-}
+}