575 static int ecp_group_load( mbedtls_ecp_group *grp,  in ecp_group_load()  argument
583     ecp_mpi_load( &grp->P, p, plen );  in ecp_group_load()
585         ecp_mpi_load( &grp->A, a, alen );  in ecp_group_load()
586     ecp_mpi_load( &grp->B, b, blen );  in ecp_group_load()
587     ecp_mpi_load( &grp->N, n, nlen );  in ecp_group_load()
589     ecp_mpi_load( &grp->G.X, gx, gxlen );  in ecp_group_load()
590     ecp_mpi_load( &grp->G.Y, gy, gylen );  in ecp_group_load()
591     ecp_mpi_set1( &grp->G.Z );  in ecp_group_load()
593     grp->pbits = mbedtls_mpi_bitlen( &grp->P );  in ecp_group_load()
594     grp->nbits = mbedtls_mpi_bitlen( &grp->N );  in ecp_group_load()
596     grp->h = 1;  in ecp_group_load()
619 #define NIST_MODP( P )      grp->modp = ecp_mod_ ## P;
638 #define LOAD_GROUP_A( G )   ecp_group_load( grp,            \
646 #define LOAD_GROUP( G )     ecp_group_load( grp,            \
658 static int ecp_use_curve25519( mbedtls_ecp_group *grp )  in ecp_use_curve25519()  argument
663     MBEDTLS_MPI_CHK( mbedtls_mpi_read_string( &grp->A, 16, "01DB42" ) );  in ecp_use_curve25519()
666     MBEDTLS_MPI_CHK( mbedtls_mpi_lset( &grp->P, 1 ) );  in ecp_use_curve25519()
667     MBEDTLS_MPI_CHK( mbedtls_mpi_shift_l( &grp->P, 255 ) );  in ecp_use_curve25519()
668     MBEDTLS_MPI_CHK( mbedtls_mpi_sub_int( &grp->P, &grp->P, 19 ) );  in ecp_use_curve25519()
669     grp->pbits = mbedtls_mpi_bitlen( &grp->P );  in ecp_use_curve25519()
673     MBEDTLS_MPI_CHK( mbedtls_mpi_lset( &grp->G.X, 9 ) );  in ecp_use_curve25519()
674     MBEDTLS_MPI_CHK( mbedtls_mpi_lset( &grp->G.Z, 1 ) );  in ecp_use_curve25519()
675     mbedtls_mpi_free( &grp->G.Y );  in ecp_use_curve25519()
678     grp->nbits = 254;  in ecp_use_curve25519()
682         mbedtls_ecp_group_free( grp );  in ecp_use_curve25519()
691 int mbedtls_ecp_group_load( mbedtls_ecp_group *grp, mbedtls_ecp_group_id id )  in mbedtls_ecp_group_load()  argument
693     mbedtls_ecp_group_free( grp );  in mbedtls_ecp_group_load()
695     grp->id = id;  in mbedtls_ecp_group_load()
731             grp->modp = ecp_mod_p192k1;  in mbedtls_ecp_group_load()
737             grp->modp = ecp_mod_p224k1;  in mbedtls_ecp_group_load()
743             grp->modp = ecp_mod_p256k1;  in mbedtls_ecp_group_load()
764             grp->modp = ecp_mod_p255;  in mbedtls_ecp_group_load()
765             return( ecp_use_curve25519( grp ) );  in mbedtls_ecp_group_load()
769             mbedtls_ecp_group_free( grp );  in mbedtls_ecp_group_load()