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bignum_mod_raw: Renamed m -> N in mbedtls_mpi_mod_raw_read()

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Signed-off-by: Mihir Raj Singh <mihirrajsingh123@gmail.com>
This commit is contained in:
Mihir Raj Singh 2023-01-11 20:56:13 +05:30
parent a43290d556
commit cd17ff0354
2 changed files with 20 additions and 19 deletions
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21
library/bignum_mod_raw.c
View File

@ -49,22 +49,22 @@ void mbedtls_mpi_mod_raw_cond_swap(mbedtls_mpi_uint *X,
mbedtls_mpi_core_cond_swap(X, Y, N->limbs, swap); mbedtls_mpi_core_cond_swap(X, Y, N->limbs, swap);
} }
int mbedtls_mpi_mod_raw_read(mbedtls_mpi_uint *X, int mbedtls_mpi_mod_raw_read( mbedtls_mpi_uint *X,
const mbedtls_mpi_mod_modulus *m, const mbedtls_mpi_mod_modulus *N,
const unsigned char *input, const unsigned char *input,
size_t input_length, size_t input_length,
mbedtls_mpi_mod_ext_rep ext_rep) mbedtls_mpi_mod_ext_rep ext_rep )
{ {
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
switch (ext_rep) { switch (ext_rep) {
case MBEDTLS_MPI_MOD_EXT_REP_LE: case MBEDTLS_MPI_MOD_EXT_REP_LE:
ret = mbedtls_mpi_core_read_le(X, m->limbs, ret = mbedtls_mpi_core_read_le( X, N->limbs,
input, input_length); input, input_length );
break; break;
case MBEDTLS_MPI_MOD_EXT_REP_BE: case MBEDTLS_MPI_MOD_EXT_REP_BE:
ret = mbedtls_mpi_core_read_be(X, m->limbs, ret = mbedtls_mpi_core_read_be( X, N->limbs,
input, input_length); input, input_length );
break; break;
default: default:
return MBEDTLS_ERR_MPI_BAD_INPUT_DATA; return MBEDTLS_ERR_MPI_BAD_INPUT_DATA;
@ -74,7 +74,8 @@ int mbedtls_mpi_mod_raw_read(mbedtls_mpi_uint *X,
goto cleanup; goto cleanup;
} }
if (!mbedtls_mpi_core_lt_ct(X, m->p, m->limbs)) { if( !mbedtls_mpi_core_lt_ct( X, N->p, N->limbs ) )
{
ret = MBEDTLS_ERR_MPI_BAD_INPUT_DATA; ret = MBEDTLS_ERR_MPI_BAD_INPUT_DATA;
goto cleanup; goto cleanup;
} }

18
library/bignum_mod_raw.h
View File

@ -145,10 +145,10 @@ void mbedtls_mpi_mod_raw_cond_swap(mbedtls_mpi_uint *X,
* The MPI needs to have enough limbs to store the full value (including any * The MPI needs to have enough limbs to store the full value (including any
* most significant zero bytes in the input). * most significant zero bytes in the input).
* *
* \param[out] X The address of the MPI. The size is determined by \p m. * \param[out] X The address of the MPI. The size is determined by \p N.
* (In particular, it must have at least as many limbs as * (In particular, it must have at least as many limbs as
* the modulus \p m.) * the modulus \p N.)
* \param[in] m The address of the modulus related to \p X. * \param[in] N The address of the modulus related to \p X.
* \param[in] input The input buffer to import from. * \param[in] input The input buffer to import from.
* \param input_length The length in bytes of \p input. * \param input_length The length in bytes of \p input.
* \param ext_rep The endianness of the number in the input buffer. * \param ext_rep The endianness of the number in the input buffer.
@ -157,13 +157,13 @@ void mbedtls_mpi_mod_raw_cond_swap(mbedtls_mpi_uint *X,
* \return #MBEDTLS_ERR_MPI_BUFFER_TOO_SMALL if \p X isn't * \return #MBEDTLS_ERR_MPI_BUFFER_TOO_SMALL if \p X isn't
* large enough to hold the value in \p input. * large enough to hold the value in \p input.
* \return #MBEDTLS_ERR_MPI_BAD_INPUT_DATA if the external representation * \return #MBEDTLS_ERR_MPI_BAD_INPUT_DATA if the external representation
* of \p m is invalid or \p X is not less than \p m. * of \p N is invalid or \p X is not less than \p N.
*/ */
int mbedtls_mpi_mod_raw_read(mbedtls_mpi_uint *X, int mbedtls_mpi_mod_raw_read( mbedtls_mpi_uint *X,
const mbedtls_mpi_mod_modulus *m, const mbedtls_mpi_mod_modulus *N,
const unsigned char *input, const unsigned char *input,
size_t input_length, size_t input_length,
mbedtls_mpi_mod_ext_rep ext_rep); mbedtls_mpi_mod_ext_rep ext_rep );
/** Export A into unsigned binary data. /** Export A into unsigned binary data.
* *