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SourceVuESP-IDF Framework and ExamplesmbedTLSmbedtls_ecp_point::Z

mbedtls_ecp_point::Z field

Syntax

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Summary

Declaration

mbedtls_mpi MBEDTLS_PRIVATE(Z;

References

Code

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Referrer

mbedtls_mpi MBEDTLS_PRIVATE(Z); /*!< The Z coordinate of the ECP point. */

mbedtls_mpi_init(&pt->Z);

mbedtls_ecp_point_init()

mbedtls_mpi_free(&(pt->Z));

mbedtls_ecp_point_free()

MBEDTLS_MPI_CHK(mbedtls_mpi_copy(&P->Z, &Q->Z));

mbedtls_ecp_copy()

MBEDTLS_MPI_CHK(mbedtls_mpi_lset(&pt->Z, 0));

mbedtls_ecp_set_zero()

return mbedtls_mpi_cmp_int(&pt->Z, 0) == 0;

mbedtls_ecp_is_zero()

mbedtls_mpi_cmp_mpi(&P->Z, &Q->Z) == 0) {

mbedtls_ecp_point_cmp()

MBEDTLS_MPI_CHK(mbedtls_mpi_lset(&P->Z, 1));

mbedtls_ecp_point_read_string()

if (mbedtls_mpi_cmp_int(&P->Z, 0) == 0) {

mbedtls_ecp_point_write_binary()

MBEDTLS_MPI_CHK(mbedtls_mpi_lset(&pt->Z, 1));

mbedtls_ecp_point_read_binary()

MBEDTLS_MPI_CHK(mbedtls_mpi_lset(&pt->Z, 1));

mbedtls_ecp_point_read_binary()

if (MPI_ECP_CMP_INT(&pt->Z, 0) == 0) {

ecp_normalize_jac()

MPI_ECP_INV(&T, &pt->Z); /* T <- 1 / Z */

ecp_normalize_jac()

MPI_ECP_LSET(&pt->Z, 1);

ecp_normalize_jac()

MPI_ECP_MOV(&c[0], &T[0]->Z);

ecp_normalize_jac_many()

MPI_ECP_MUL(&c[i], &c[i-1], &T[i]->Z);

ecp_normalize_jac_many()

MPI_ECP_MUL(&c[i-1], &c[i], &T[i]->Z);

ecp_normalize_jac_many()

MPI_ECP_LSET(&T[i]->Z, 1);

ecp_normalize_jac_many()

MPI_ECP_SQR(&tmp[1], &P->Z);

ecp_double_jac()

MPI_ECP_SQR(&tmp[1], &P->Z);

ecp_double_jac()

MPI_ECP_MUL(&tmp[3], &P->Y, &P->Z);

ecp_double_jac()

MPI_ECP_MOV(&R->Z, &tmp[3]);

ecp_double_jac()

mbedtls_mpi * const Z = &R->Z;

ecp_add_mixed()

if (!MPI_ECP_VALID(&Q->Z)) {

ecp_add_mixed()

if (MPI_ECP_CMP_INT(&P->Z, 0) == 0) {

ecp_add_mixed()

if (MPI_ECP_CMP_INT(&Q->Z, 0) == 0) {

ecp_add_mixed()

if (MPI_ECP_CMP_INT(&Q->Z, 1) != 0) {

ecp_add_mixed()

MPI_ECP_SQR(&tmp[0], &P->Z);

ecp_add_mixed()

MPI_ECP_MUL(&tmp[1], &tmp[0], &P->Z);

ecp_add_mixed()

MPI_ECP_MUL(Z, &P->Z, &tmp[0]);

ecp_add_mixed()

MPI_ECP_MUL(&pt->Z, &pt->Z, &l);

ecp_randomize_jac()

mbedtls_mpi_free(&T[i].Z);

ecp_precompute_comb()

MPI_ECP_LSET(&R->Z, 1);

ecp_select_comb()

MPI_ECP_INV(&P->Z, &P->Z);

ecp_normalize_mxz()

MPI_ECP_MUL(&P->X, &P->X, &P->Z);

ecp_normalize_mxz()

MPI_ECP_LSET(&P->Z, 1);

ecp_normalize_mxz()

MPI_ECP_MUL(&P->Z, &P->Z, &l);

ecp_randomize_mxz()

MPI_ECP_ADD(&T[0], &P->X, &P->Z); /* Pp := PX + PZ */

ecp_double_add_mxz()

MPI_ECP_SUB(&T[1], &P->X, &P->Z); /* Pm := PX - PZ */

ecp_double_add_mxz()

MPI_ECP_ADD(&T[2], &Q->X, &Q->Z); /* Qp := QX + XZ */

ecp_double_add_mxz()

MPI_ECP_SUB(&T[3], &Q->X, &Q->Z); /* Qm := QX - QZ */

ecp_double_add_mxz()

MPI_ECP_MUL(&R->Z, &grp->A, &T[0]); /* A * (Pp^2 - Pm^2) */

ecp_double_add_mxz()

MPI_ECP_ADD(&R->Z, &T[1], &R->Z); /* [ A * (Pp^2-Pm^2) ] + Pm^2 */

ecp_double_add_mxz()

MPI_ECP_SUB(&S->Z, &T[3], &T[2]); /* Qm*Pp - Qp*Pm */

ecp_double_add_mxz()

MPI_ECP_SQR(&S->Z, &S->Z); /* (Qm*Pp - Qp*Pm)^2 */

ecp_double_add_mxz()

MPI_ECP_MUL(&S->Z, d, &S->Z); /* d * ( Qm*Pp - Qp*Pm )^2 */

ecp_double_add_mxz()

MPI_ECP_MUL(&R->Z, &T[0], &R->Z); /* [A*(Pp^2-Pm^2)+Pm^2]*(Pp^2-Pm^2) */

ecp_double_add_mxz()

MPI_ECP_LSET(&R->Z, 0);

MPI_ECP_COND_SWAP(&R->Z, &RP.Z, b);

MPI_ECP_COND_SWAP(&R->Z, &RP.Z, b);

if (mbedtls_mpi_cmp_int(&pt->Z, 1) != 0) {

mbedtls_ecp_check_pubkey()

mbedtls_mpi_cmp_mpi(&pub->Q.Z, &prv->Q.Z)) {

mbedtls_ecp_check_pub_priv()

mbedtls_mpi_cmp_mpi(&Q.Z, &prv->Q.Z)) {

mbedtls_ecp_check_pub_priv()

ecp_mpi_set1(&grp->G.Z);

ecp_curves.c:4532

ecp_group_load()

MBEDTLS_MPI_CHK(mbedtls_mpi_lset(&grp->G.Z, 1));

ecp_curves.c:4643

ecp_use_curve25519()

mbedtls_mpi_lset(&grp->G.Z, 1) != 0) {

pk_group_from_specified()

mbedtls_mpi_cmp_mpi(&grp->G.Z, &ref.G.Z) == 0 &&

pk_group_id_from_group()

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Data Use

mbedtls_ecp_point::Z is read by 1 function:

mbedtls_ecp_point::Z

mbedtls_ecp_point_free()

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