Document the RSA library.

1 files changed, 33 insertions, 0 deletions

diff --git a/doc/crypto/RSA_size.pod b/doc/crypto/RSA_size.pod
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+=pod
+
+=head1 NAME
+
+RSA_size - Get RSA modulus size
+
+=head1 SYNOPSIS
+
+ #include <openssl/rsa.h>
+
+ int RSA_size(RSA *rsa);
+
+=head1 DESCRIPTION
+
+This function returns the RSA modulus size in bytes. It can be used to
+determine how much memory must be allocated for an RSA encrypted
+value.
+
+B<rsa->n> must not be B<NULL>.
+
+=head1 RETURN VALUE
+
+The size in bytes.
+
+=head1 SEE ALSO
+
+rsa(3)
+
+=head1 HISTORY
+
+RSA_size() is available in all versions of SSLeay and OpenSSL.
+
+=cut