Add libssh2_hostkey_hash.3, libssh2_scp_recv.3 and libssh2_scp_send_ex.3

docs/libssh2_hostkey_hash.3

@@ -0,0 +1,29 @@
+.\" $Id: libssh2_hostkey_hash.3,v 1.1 2007/06/14 14:56:32 jehousley Exp $
+.\"
+.TH libssh2_hostkey_hash 3 "1 Jun 2007" "libssh2 0.15" "libssh2 manual"
+.SH NAME
+libssh2_hostkey_hash - return a hash of the remote host's key
+.SH SYNOPSIS
+#include <libssh2.h>
+
+const char *
+libssh2_hostkey_hash(LIBSSH2_SESSION *session, int hash_type);
+
+.SH DESCRIPTION
+\fIsession\fP - Session instance as returned by 
+.BR libssh2_session_init(3)
+
+\fIhash_type\fP - One of: \fBLIBSSH2_HOSTKEY_HASH_MD5\fP or 
+\fBLIBSSH2_HOSTKEY_HASH_SHA1\fP.
+
+Returns the computed digest of the remote system's hostkey. The length of 
+the returned string is hash_type specific (e.g. 16 bytes for MD5, 
+20 bytes for SHA1).
+
+.SH RETURN VALUE
+Computed hostkey hash value. or NULL if the session has not yet been started 
+up. (The hash consists of raw binary bytes, not hex digits, so is not 
+directly printable.)
+
+.SH SEE ALSO
+.BR libssh2_session_init(3)