uint8_t dsa_sign_message(dsa_signature_t* s, const void* m, uint16_t m_len_b,
const hfdesc_t* hash_desc, const dsa_ctx_t* ctx,
uint8_t dsa_sign_message(dsa_signature_t* s, const void* m, uint16_t m_len_b,
const hfdesc_t* hash_desc, const dsa_ctx_t* ctx,