diff options
Diffstat (limited to 'src/lib/libcrypto/man/DSA_dup_DH.3')
| -rw-r--r-- | src/lib/libcrypto/man/DSA_dup_DH.3 | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/lib/libcrypto/man/DSA_dup_DH.3 b/src/lib/libcrypto/man/DSA_dup_DH.3 new file mode 100644 index 0000000000..c8b7ec60ab --- /dev/null +++ b/src/lib/libcrypto/man/DSA_dup_DH.3 | |||
| @@ -0,0 +1,41 @@ | |||
| 1 | .Dd $Mdocdate: November 2 2016 $ | ||
| 2 | .Dt DSA_DUP_DH 3 | ||
| 3 | .Os | ||
| 4 | .Sh NAME | ||
| 5 | .Nm DSA_dup_DH | ||
| 6 | .Nd create a DH structure out of DSA structure | ||
| 7 | .Sh SYNOPSIS | ||
| 8 | .In openssl/dsa.h | ||
| 9 | .Ft DH * | ||
| 10 | .Fo DSA_dup_DH | ||
| 11 | .Fa "const DSA *r" | ||
| 12 | .Fc | ||
| 13 | .Sh DESCRIPTION | ||
| 14 | .Fn DSA_dup_DH | ||
| 15 | duplicates | ||
| 16 | .Vt DSA | ||
| 17 | parameters/keys as | ||
| 18 | .Vt DH | ||
| 19 | parameters/keys. | ||
| 20 | .Fa r->q | ||
| 21 | is lost during that conversion, but the resulting | ||
| 22 | .Vt DH | ||
| 23 | parameters contain its length. | ||
| 24 | .Sh RETURN VALUE | ||
| 25 | .Fn DSA_dup_DH | ||
| 26 | returns the new | ||
| 27 | .Vt DH | ||
| 28 | structure or | ||
| 29 | .Dv NULL | ||
| 30 | on error. | ||
| 31 | The error codes can be obtained by | ||
| 32 | .Xr ERR_get_error 3 . | ||
| 33 | .Sh SEE ALSO | ||
| 34 | .Xr dh 3 , | ||
| 35 | .Xr dsa 3 , | ||
| 36 | .Xr ERR_get_error 3 | ||
| 37 | .Sh HISTORY | ||
| 38 | .Fn DSA_dup_DH | ||
| 39 | was added in OpenSSL 0.9.4. | ||
| 40 | .Sh CAVEATS | ||
| 41 | Be careful to avoid small subgroup attacks when using this. | ||