34     FILE *f;  in main()  local
63     if ((f = fopen("rsa_priv.txt", "rb")) == NULL) {  in main()
69     if ((ret = mbedtls_mpi_read_file(&N, 16, f)) != 0 ||  in main()
70         (ret = mbedtls_mpi_read_file(&E, 16, f)) != 0 ||  in main()
71         (ret = mbedtls_mpi_read_file(&D, 16, f)) != 0 ||  in main()
72         (ret = mbedtls_mpi_read_file(&P, 16, f)) != 0 ||  in main()
73         (ret = mbedtls_mpi_read_file(&Q, 16, f)) != 0 ||  in main()
74         (ret = mbedtls_mpi_read_file(&DP, 16, f)) != 0 ||  in main()
75         (ret = mbedtls_mpi_read_file(&DQ, 16, f)) != 0 ||  in main()
76         (ret = mbedtls_mpi_read_file(&QP, 16, f)) != 0) {  in main()
78         fclose(f);  in main()
81     fclose(f);  in main()
129     if ((f = fopen(filename, "wb+")) == NULL) {  in main()
135         mbedtls_fprintf(f, "%02X%s", buf[i],  in main()
139     fclose(f);  in main()