271 void mbedtls_ecp_point_init( mbedtls_ecp_point *pt )  in mbedtls_ecp_point_init()  argument
273     if( pt == NULL )  in mbedtls_ecp_point_init()
276     mbedtls_mpi_init( &pt->X );  in mbedtls_ecp_point_init()
277     mbedtls_mpi_init( &pt->Y );  in mbedtls_ecp_point_init()
278     mbedtls_mpi_init( &pt->Z );  in mbedtls_ecp_point_init()
308 void mbedtls_ecp_point_free( mbedtls_ecp_point *pt )  in mbedtls_ecp_point_free()  argument
310     if( pt == NULL )  in mbedtls_ecp_point_free()
313     mbedtls_mpi_free( &( pt->X ) );  in mbedtls_ecp_point_free()
314     mbedtls_mpi_free( &( pt->Y ) );  in mbedtls_ecp_point_free()
315     mbedtls_mpi_free( &( pt->Z ) );  in mbedtls_ecp_point_free()
386 int mbedtls_ecp_set_zero( mbedtls_ecp_point *pt )  in mbedtls_ecp_set_zero()  argument
390     MBEDTLS_MPI_CHK( mbedtls_mpi_lset( &pt->X , 1 ) );  in mbedtls_ecp_set_zero()
391     MBEDTLS_MPI_CHK( mbedtls_mpi_lset( &pt->Y , 1 ) );  in mbedtls_ecp_set_zero()
392     MBEDTLS_MPI_CHK( mbedtls_mpi_lset( &pt->Z , 0 ) );  in mbedtls_ecp_set_zero()
401 int mbedtls_ecp_is_zero( mbedtls_ecp_point *pt )  in mbedtls_ecp_is_zero()  argument
403     return( mbedtls_mpi_cmp_int( &pt->Z, 0 ) == 0 );  in mbedtls_ecp_is_zero()
497 int mbedtls_ecp_point_read_binary( const mbedtls_ecp_group *grp, mbedtls_ecp_point *pt,  in mbedtls_ecp_point_read_binary()  argument
509             return( mbedtls_ecp_set_zero( pt ) );  in mbedtls_ecp_point_read_binary()
522     MBEDTLS_MPI_CHK( mbedtls_mpi_read_binary( &pt->X, buf + 1, plen ) );  in mbedtls_ecp_point_read_binary()
523     MBEDTLS_MPI_CHK( mbedtls_mpi_read_binary( &pt->Y, buf + 1 + plen, plen ) );  in mbedtls_ecp_point_read_binary()
524     MBEDTLS_MPI_CHK( mbedtls_mpi_lset( &pt->Z, 1 ) );  in mbedtls_ecp_point_read_binary()
536 int mbedtls_ecp_tls_read_point( const mbedtls_ecp_group *grp, mbedtls_ecp_point *pt,  in mbedtls_ecp_tls_read_point()  argument
558     return mbedtls_ecp_point_read_binary( grp, pt, buf_start, data_len );  in mbedtls_ecp_tls_read_point()
567 int mbedtls_ecp_tls_write_point( const mbedtls_ecp_group *grp, const mbedtls_ecp_point *pt,  in mbedtls_ecp_tls_write_point()  argument
579     if( ( ret = mbedtls_ecp_point_write_binary( grp, pt, format,  in mbedtls_ecp_tls_write_point()
743 static int ecp_normalize_jac( const mbedtls_ecp_group *grp, mbedtls_ecp_point *pt )  in ecp_normalize_jac()  argument
748     if( mbedtls_mpi_cmp_int( &pt->Z, 0 ) == 0 )  in ecp_normalize_jac()
756     MBEDTLS_MPI_CHK( mbedtls_mpi_inv_mod( &Zi,      &pt->Z,     &grp->P ) );  in ecp_normalize_jac()
758     MBEDTLS_MPI_CHK( mbedtls_mpi_mul_mpi( &pt->X,   &pt->X,     &ZZi    ) ); MOD_MUL( pt->X );  in ecp_normalize_jac()
763     MBEDTLS_MPI_CHK( mbedtls_mpi_mul_mpi( &pt->Y,   &pt->Y,     &ZZi    ) ); MOD_MUL( pt->Y );  in ecp_normalize_jac()
764     MBEDTLS_MPI_CHK( mbedtls_mpi_mul_mpi( &pt->Y,   &pt->Y,     &Zi     ) ); MOD_MUL( pt->Y );  in ecp_normalize_jac()
769     MBEDTLS_MPI_CHK( mbedtls_mpi_lset( &pt->Z, 1 ) );  in ecp_normalize_jac()
1078 static int ecp_randomize_jac( const mbedtls_ecp_group *grp, mbedtls_ecp_point *pt,  in ecp_randomize_jac()  argument
1102     MBEDTLS_MPI_CHK( mbedtls_mpi_mul_mpi( &pt->Z,   &pt->Z,     &l  ) ); MOD_MUL( pt->Z );  in ecp_randomize_jac()
1106     MBEDTLS_MPI_CHK( mbedtls_mpi_mul_mpi( &pt->X,   &pt->X,     &ll ) ); MOD_MUL( pt->X );  in ecp_randomize_jac()
1110     MBEDTLS_MPI_CHK( mbedtls_mpi_mul_mpi( &pt->Y,   &pt->Y,     &ll ) ); MOD_MUL( pt->Y );  in ecp_randomize_jac()
1641 static int ecp_check_pubkey_sw( const mbedtls_ecp_group *grp, const mbedtls_ecp_point *pt )  in ecp_check_pubkey_sw()  argument
1647     if( mbedtls_mpi_cmp_int( &pt->X, 0 ) < 0 ||  in ecp_check_pubkey_sw()
1648         mbedtls_mpi_cmp_int( &pt->Y, 0 ) < 0 ||  in ecp_check_pubkey_sw()
1649         mbedtls_mpi_cmp_mpi( &pt->X, &grp->P ) >= 0 ||  in ecp_check_pubkey_sw()
1650         mbedtls_mpi_cmp_mpi( &pt->Y, &grp->P ) >= 0 )  in ecp_check_pubkey_sw()
1659     MBEDTLS_MPI_CHK( mbedtls_mpi_mul_mpi( &YY,  &pt->Y,   &pt->Y  ) );  MOD_MUL( YY  );  in ecp_check_pubkey_sw()
1660     MBEDTLS_MPI_CHK( mbedtls_mpi_mul_mpi( &RHS, &pt->X,   &pt->X  ) );  MOD_MUL( RHS );  in ecp_check_pubkey_sw()
1672     MBEDTLS_MPI_CHK( mbedtls_mpi_mul_mpi( &RHS, &RHS,     &pt->X  ) );  MOD_MUL( RHS );  in ecp_check_pubkey_sw()
1749 static int ecp_check_pubkey_mx( const mbedtls_ecp_group *grp, const mbedtls_ecp_point *pt )  in ecp_check_pubkey_mx()  argument
1752     if( mbedtls_mpi_size( &pt->X ) > ( grp->nbits + 7 ) / 8 )  in ecp_check_pubkey_mx()
1762 int mbedtls_ecp_check_pubkey( const mbedtls_ecp_group *grp, const mbedtls_ecp_point *pt )  in mbedtls_ecp_check_pubkey()  argument
1765     if( mbedtls_mpi_cmp_int( &pt->Z, 1 ) != 0 )  in mbedtls_ecp_check_pubkey()
1770         return( ecp_check_pubkey_mx( grp, pt ) );  in mbedtls_ecp_check_pubkey()
1774         return( ecp_check_pubkey_sw( grp, pt ) );  in mbedtls_ecp_check_pubkey()