mbedtls_mpi_core_sub_int() function

Subtract unsigned integer from known-size large unsigned integers. Return the borrow.

Syntax

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Summary

Declaration

Definition

mbedtls_mpi_uint mbedtls_mpi_core_sub_int(mbedtls_mpi_uint *X, const mbedtls_mpi_uint *A, mbedtls_mpi_uint b, size_t limbs);

Argument

Description

The result of the subtraction.

The left operand.

The unsigned scalar to subtract.

limbs

Number of limbs of \p X and \p A.

1 if `A < b`. 0 if `A >= b`.

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