text: #ifndef SEC_SIGN_FORMAT_UTIL_H
  #define SEC_SIGN_FORMAT_UTIL_H
  
  #include "sec_sign_header.h"
  #include "sec_sign_extension.h"
  #include "sec_log.h"
  #include "sec_osal_light.h"
  
  
  /******************************************************************************
   *  EXPORT FUNCTION
   ******************************************************************************/
  unsigned int get_hash_size(SEC_CRYPTO_HASH_TYPE hash);
  unsigned int get_signature_size(SEC_CRYPTO_SIGNATURE_TYPE sig);
  unsigned char is_signfmt_v1(SEC_IMG_HEADER *hdr);
  unsigned char is_signfmt_v2(SEC_IMG_HEADER *hdr);
  unsigned char is_signfmt_v3(SEC_IMG_HEADER *hdr);
  unsigned char is_signfmt_v4(SEC_IMG_HEADER *hdr);
  
  #endif
  