lib/mbedtls
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- Fill full buffer (Wrong parameter usage)

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This commit is contained in:
Paul Bakker
2012-04-20 13:25:38 +00:00
parent 380da53c48
commit 901c65620e
2 changed files with 6 additions and 10 deletions
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12
library/dhm.c
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@ -124,16 +124,14 @@ int dhm_make_params( dhm_context *ctx, int x_size,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng )
{
int ret, n;
int ret;
size_t n1, n2, n3;
unsigned char *p;
/*
* Generate X as large as possible ( < P )
*/
n = x_size / sizeof( t_uint ) + 1;
mpi_fill_random( &ctx->X, n, f_rng, p_rng );
mpi_fill_random( &ctx->X, x_size, f_rng, p_rng );
while( mpi_cmp_mpi( &ctx->X, &ctx->P ) >= 0 )
mpi_shift_r( &ctx->X, 1 );
@ -201,7 +199,7 @@ int dhm_make_public( dhm_context *ctx, int x_size,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng )
{
int ret, n;
int ret;
if( ctx == NULL || olen < 1 || olen > ctx->len )
return( POLARSSL_ERR_DHM_BAD_INPUT_DATA );
@ -209,9 +207,7 @@ int dhm_make_public( dhm_context *ctx, int x_size,
/*
* generate X and calculate GX = G^X mod P
*/
n = x_size / sizeof( t_uint ) + 1;
mpi_fill_random( &ctx->X, n, f_rng, p_rng );
mpi_fill_random( &ctx->X, x_size, f_rng, p_rng );
while( mpi_cmp_mpi( &ctx->X, &ctx->P ) >= 0 )
mpi_shift_r( &ctx->X, 1 );