man3/libssh2_userauth_publickey_fromfile.3

   1 .\" $Id: libssh2_userauth_publickey_fromfile.3,v 1.1 2007/06/14 17:15:32 jehousley Exp $
   2 .\"
   3 .TH libssh2_userauth_publickey_fromfile 3 "1 Jun 2007" "libssh2 0.15" "libssh2 manual"
   4 .SH NAME
   5 libssh2_userauth_publickey_fromfile - authenticate a session with a public key, read from a file
   6 .SH SYNOPSIS
   7 #include <libssh2.h>
   8
   9 int
  10 libssh2_userauth_publickey_fromfile_ex(LIBSSH2_SESSION *session, const char *username, unsigned int username_len, const char *publickey, const char *privatekey, const char *passphrase);
  11
  12 int
  13 libssh2_userauth_publickey_fromfile_ex(LIBSSH2_SESSION *session, const char *username, const char *publickey, const char *privatekey, const char *passphrase);
  14
  15 .SH DESCRIPTION
  16 \fIsession\fP - Session instance as returned by
  17 .BR libssh2_session_init(3)
  18
  19 \fIusername\fP - Remote user name to authenticate as.
  20
  21 \fIusername_len\fP - Length of username.
  22
  23 \fIpublickey\fP - Path and name of public key file. (e.g. /etc/ssh/hostkey.pub)
  24
  25 \fIprivatekey\fP - Path and name of private key file. (e.g. /etc/ssh/hostkey)
  26
  27 \fIpassphrase\fP - Passphrase to use when decoding private key file.
  28
  29 Attempt public key authentication using a PEM encoded private key file stored on disk
  30
  31 .SH RETURN VALUE
  32 Return 0 on success or negative on failure.  It returns
  33 LIBSSH2_ERROR_EAGAIN when it would otherwise block. While
  34 LIBSSH2_ERROR_EAGAIN is a negative number, it isn't really a failure per se.
  35
  36 .SH ERRORS
  37 \fILIBSSH2_ERROR_ALLOC\fP -  An internal memory allocation call failed.
  38
  39 \fILIBSSH2_ERROR_SOCKET_SEND\fP - Unable to send data on socket.
  40
  41 \fILIBSSH2_ERROR_SOCKET_TIMEOUT\fP -
  42
  43 \fILIBSSH2_ERROR_PUBLICKEY_UNRECOGNIZED\fP - >The username/public key
  44 combination was invalid.
  45
  46 \fILIBSSH2_ERROR_PUBLICKEY_UNVERIFIED\fP - The username/public key
  47 combination was invalid, or the signature for the supplied public
  48 key was invalid.
  49
  50 .SH SEE ALSO
  51 .BR libssh2_session_init(3)