84     unsigned char digest[32];  in main()  local
128     memset(digest, 0, sizeof(digest));  in main()
238         mbedtls_md_finish( &sha_ctx, digest );  in main()
240         memcpy( IV, digest, 16 );  in main()
264         memset( digest, 0,  32 );  in main()
265         memcpy( digest, IV, 16 );  in main()
270             mbedtls_md_update( &sha_ctx, digest, 32 );  in main()
272             mbedtls_md_finish( &sha_ctx, digest );  in main()
276         mbedtls_aes_setkey_enc( &aes_ctx, digest, 256 );  in main()
277         mbedtls_md_hmac_starts( &sha_ctx, digest, 32 );  in main()
311         mbedtls_md_hmac_finish( &sha_ctx, digest );  in main()
313         if( fwrite( digest, 1, 32, fout ) != 32 )  in main()
366         memset( digest, 0,  32 );  in main()
367         memcpy( digest, IV, 16 );  in main()
372             mbedtls_md_update( &sha_ctx, digest, 32 );  in main()
374             mbedtls_md_finish( &sha_ctx, digest );  in main()
378         mbedtls_aes_setkey_dec( &aes_ctx, digest, 256 );  in main()
379         mbedtls_md_hmac_starts( &sha_ctx, digest, 32 );  in main()
415         mbedtls_md_hmac_finish( &sha_ctx, digest );  in main()
426             diff |= digest[i] ^ buffer[i];  in main()
445     memset( digest, 0, sizeof( digest ) );  in main()