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author | kris <kris@FreeBSD.org> | 2001-02-18 03:17:36 +0000 |
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committer | kris <kris@FreeBSD.org> | 2001-02-18 03:17:36 +0000 |
commit | 7e55354aa4b06dead79c8a2c91756d71c0f02030 (patch) | |
tree | 5058ee297163944bfec8dbad8c8cad174f437d82 /crypto/openssl/doc/crypto/BN_rand.pod | |
parent | 539b977eff7c71f628cb2a407543a51070b14763 (diff) | |
download | FreeBSD-src-7e55354aa4b06dead79c8a2c91756d71c0f02030.zip FreeBSD-src-7e55354aa4b06dead79c8a2c91756d71c0f02030.tar.gz |
Import of OpenSSL 0.9.6-STABLE snapshot dated 2001-02-10
Diffstat (limited to 'crypto/openssl/doc/crypto/BN_rand.pod')
-rw-r--r-- | crypto/openssl/doc/crypto/BN_rand.pod | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/crypto/openssl/doc/crypto/BN_rand.pod b/crypto/openssl/doc/crypto/BN_rand.pod index 33363c9..2a8bed5 100644 --- a/crypto/openssl/doc/crypto/BN_rand.pod +++ b/crypto/openssl/doc/crypto/BN_rand.pod @@ -12,6 +12,8 @@ BN_rand, BN_pseudo_rand - generate pseudo-random number int BN_pseudo_rand(BIGNUM *rnd, int bits, int top, int bottom); + int BN_rand_range(BIGNUM *rnd, BIGNUM *range); + =head1 DESCRIPTION BN_rand() generates a cryptographically strong pseudo-random number of @@ -25,11 +27,14 @@ this function are not necessarily unpredictable. They can be used for non-cryptographic purposes and for certain purposes in cryptographic protocols, but usually not for key generation etc. -The PRNG must be seeded prior to calling BN_rand(). +BN_rand_range() generates a cryptographically strong pseudo-random +number B<rnd> in the range 0 <lt>= B<rnd> E<lt> B<range>. + +The PRNG must be seeded prior to calling BN_rand() or BN_rand_range(). =head1 RETURN VALUES -BN_rand() and BN_pseudo_rand() return 1 on success, 0 on error. +The functions return 1 on success, 0 on error. The error codes can be obtained by L<ERR_get_error(3)|ERR_get_error(3)>. =head1 SEE ALSO @@ -40,6 +45,7 @@ L<RAND_add(3)|RAND_add(3)>, L<RAND_bytes(3)|RAND_bytes(3)> =head1 HISTORY BN_rand() is available in all versions of SSLeay and OpenSSL. -BN_pseudo_rand() was added in OpenSSL 0.9.5. +BN_pseudo_rand() was added in OpenSSL 0.9.5, and BN_rand_range() +in OpenSSL 0.9.6a. =cut |