diff options
| author | Ulf Möller <ulf@openssl.org> | 2000-01-23 22:06:24 +0000 |
|---|---|---|
| committer | Ulf Möller <ulf@openssl.org> | 2000-01-23 22:06:24 +0000 |
| commit | dd8dec69b825c9fdafc26a200961702d850496b5 (patch) | |
| tree | b7d7ca7365271c822226e1ddc6a4fd68c72273ad /crypto/bn/bn_lib.c | |
| parent | ce052b6c3b18d4ab5f74990d82d09827a6014823 (diff) | |
Document the BN library.
Diffstat (limited to 'crypto/bn/bn_lib.c')
| -rw-r--r-- | crypto/bn/bn_lib.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/crypto/bn/bn_lib.c b/crypto/bn/bn_lib.c index 5d62d88e8b..df79d6e338 100644 --- a/crypto/bn/bn_lib.c +++ b/crypto/bn/bn_lib.c @@ -341,6 +341,11 @@ void BN_CTX_free(BN_CTX *c) Free(c); } +/* This is an internal function that should not be used in applications. + * It ensures that 'b' has enough room for a 'bits' bit number. It is + * mostly used by the various BIGNUM routines. If there is an error, + * NULL is returned. if not, 'b' is returned. + */ BIGNUM *bn_expand2(BIGNUM *b, int words) { BN_ULONG *A,*a; |