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-rw-r--r--cryptech.h31
1 files changed, 21 insertions, 10 deletions
diff --git a/cryptech.h b/cryptech.h
index 2f8abc9..48f2a75 100644
--- a/cryptech.h
+++ b/cryptech.h
@@ -442,9 +442,8 @@
DEFINE_HAL_ERROR(HAL_ERROR_KEYWRAP_BAD_MAGIC, "Bad magic number while unwrapping key") \
DEFINE_HAL_ERROR(HAL_ERROR_KEYWRAP_BAD_LENGTH, "Length out of range while unwrapping key") \
DEFINE_HAL_ERROR(HAL_ERROR_KEYWRAP_BAD_PADDING, "Non-zero padding detected unwrapping key") \
- DEFINE_HAL_ERROR(HAL_ERROR_CRT_FAILED, "CRT calculation failed") \
+ DEFINE_HAL_ERROR(HAL_ERROR_IMPOSSIBLE, "\"Impossible\" error") \
DEFINE_HAL_ERROR(HAL_ERROR_ALLOCATION_FAILURE, "Memory allocation failed") \
- DEFINE_HAL_ERROR(HAL_ERROR_UNKNOWN_TFM_FAILURE, "Unknown libtfm failure") \
DEFINE_HAL_ERROR(HAL_ERROR_RESULT_TOO_LONG, "Result too long for buffer") \
END_OF_HAL_ERROR_LIST
@@ -608,17 +607,29 @@ extern hal_error_t hal_modexp(const uint8_t * const msg, const size_t msg_len, /
extern void hal_rsa_set_debug(const int onoff);
-extern hal_error_t hal_rsa_crt(const uint8_t * const m, const size_t m_len,
- const uint8_t * const n, const size_t n_len,
- const uint8_t * const e, const size_t e_len,
- const uint8_t * const d, const size_t d_len,
- const uint8_t * const p, const size_t p_len,
- const uint8_t * const q, const size_t q_len,
- const uint8_t * const u, const size_t u_len,
- uint8_t * result, const size_t result_len);
+extern const size_t hal_rsa_key_t_size;
+
+typedef enum { RSA_PRIVATE, RSA_PUBLIC } hal_rsa_key_type_t;
+typedef struct { void *key; } hal_rsa_key_t;
+extern hal_error_t hal_rsa_key_load(const hal_rsa_key_type_t type,
+ hal_rsa_key_t *key,
+ void *keybuf, const size_t keybuf_len,
+ const uint8_t * const n, const size_t n_len,
+ const uint8_t * const e, const size_t e_len,
+ const uint8_t * const d, const size_t d_len,
+ const uint8_t * const p, const size_t p_len,
+ const uint8_t * const q, const size_t q_len,
+ const uint8_t * const u, const size_t u_len,
+ const uint8_t * const dP, const size_t dP_len,
+ const uint8_t * const dQ, const size_t dQ_len);
+extern void hal_rsa_key_clear(hal_rsa_key_t key);
+
+extern hal_error_t hal_rsa_crt(hal_rsa_key_t key,
+ const uint8_t * const m, const size_t m_len,
+ uint8_t * result, const size_t result_len);
#endif /* _CRYPTECH_H_ */