text: #ifndef _SEC_SIGN_FORMAT_V3_H
  #define _SEC_SIGN_FORMAT_V3_H
  
  #include "sec_sign_header.h"
  #include "sec_cfg.h"
  #include "sec_signfmt_def.h"
  
  /******************************************************************************
   *  EXPORT FUNCTION
   ******************************************************************************/
  int sec_signfmt_verify_file_v3(ASF_FILE fp, SEC_IMG_HEADER *img_hdr);
  unsigned int sec_signfmt_get_hash_length_v3(SECURE_IMG_INFO_V3 *img_if, ASF_FILE fp,
  					    SEC_IMG_HEADER *file_img_hdr, char *ext_buf);
  unsigned int sec_signfmt_get_signature_length_v3(SECURE_IMG_INFO_V3 *img_if, ASF_FILE fp,
  						 SEC_IMG_HEADER *file_img_hdr, char *ext_buf);
  unsigned int sec_signfmt_get_extension_length_v3(SECURE_IMG_INFO_V3 *img_if, ASF_FILE fp,
  						 SEC_IMG_HEADER *file_img_hdr);
  int sec_signfmt_calculate_image_hash_v3(char *part_name, SECURE_IMG_INFO_V3 *img_if,
  					char *final_hash_buf, unsigned int hash_len, char *ext_buf);
  
  
  #endif
  