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Rename mbedtls_mpi_msb to mbedtls_mpi_bitlen

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Manuel Pégourié-Gonnard
2015-06-18 16:47:17 +02:00
parent 097c7bb05b
commit c0696c216b
17 changed files with 59 additions and 59 deletions
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8
library/ecp.c
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@ -660,7 +660,7 @@ static int ecp_modp( mbedtls_mpi *N, const mbedtls_ecp_group *grp )
/* N->s < 0 is a much faster test, which fails only if N is 0 */
if( ( N->s < 0 && mbedtls_mpi_cmp_int( N, 0 ) != 0 ) ||
mbedtls_mpi_msb( N ) > 2 * grp->pbits )
mbedtls_mpi_bitlen( N ) > 2 * grp->pbits )
{
return( MBEDTLS_ERR_ECP_BAD_INPUT_DATA );
}
@ -1568,7 +1568,7 @@ static int ecp_mul_mxz( mbedtls_ecp_group *grp, mbedtls_ecp_point *R,
MBEDTLS_MPI_CHK( ecp_randomize_mxz( grp, &RP, f_rng, p_rng ) );
/* Loop invariant: R = result so far, RP = R + P */
i = mbedtls_mpi_msb( m ); /* one past the (zero-based) most significant bit */
i = mbedtls_mpi_bitlen( m ); /* one past the (zero-based) most significant bit */
while( i-- > 0 )
{
b = mbedtls_mpi_get_bit( m, i );
@ -1747,7 +1747,7 @@ int mbedtls_ecp_check_privkey( const mbedtls_ecp_group *grp, const mbedtls_mpi *
if( mbedtls_mpi_get_bit( d, 0 ) != 0 ||
mbedtls_mpi_get_bit( d, 1 ) != 0 ||
mbedtls_mpi_get_bit( d, 2 ) != 0 ||
mbedtls_mpi_msb( d ) - 1 != grp->nbits ) /* mbedtls_mpi_msb is one-based! */
mbedtls_mpi_bitlen( d ) - 1 != grp->nbits ) /* mbedtls_mpi_bitlen is one-based! */
return( MBEDTLS_ERR_ECP_INVALID_KEY );
else
return( 0 );
@ -1787,7 +1787,7 @@ int mbedtls_ecp_gen_keypair( mbedtls_ecp_group *grp, mbedtls_mpi *d, mbedtls_ecp
MBEDTLS_MPI_CHK( mbedtls_mpi_fill_random( d, n_size, f_rng, p_rng ) );
/* Make sure the most significant bit is nbits */
b = mbedtls_mpi_msb( d ) - 1; /* mbedtls_mpi_msb is one-based */
b = mbedtls_mpi_bitlen( d ) - 1; /* mbedtls_mpi_bitlen is one-based */
if( b > grp->nbits )
MBEDTLS_MPI_CHK( mbedtls_mpi_shift_r( d, b - grp->nbits ) );
else