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- Require different input and output buffer in cipher_update()

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- Fixed style typos
This commit is contained in:
Paul Bakker
2011-01-20 16:35:05 +00:00
parent 1f14d08cf9
commit a885d6835f
1 changed files with 8 additions and 5 deletions
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5
library/cipher.c
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@ -197,8 +197,11 @@ int cipher_update( cipher_context_t *ctx, const unsigned char *input, int ilen,
{ {
int copy_len = 0; int copy_len = 0;
if( NULL == ctx || NULL == ctx->cipher_info || NULL == olen ) if( NULL == ctx || NULL == ctx->cipher_info || NULL == olen ||
input == output )
{
return 1; return 1;
}
*olen = 0; *olen = 0;