.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_ex(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_ex(3)