1libssh2_userauth_publickey_fromfillieb(s3s)h2 mlainbusaslh2_userauth_publickey_fromfile(3)
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6 libssh2_userauth_publickey_fromfile - authenticate a session with a
7 public key, read from a file
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10 #include <libssh2.h>
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12 int libssh2_userauth_publickey_fromfile_ex(LIBSSH2_SESSION *session,
13 const char *username,
14 const char *publickey,
15 const char *privatekey,
16 const char *passphrase);
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19 session - Session instance as returned by libssh2_session_init_ex(3)
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21 username - Pointer to user name to authenticate as.
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23 username_len - Length of username.
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25 publickey - Path name of the public key file. (e.g.
26 /etc/ssh/hostkey.pub). If libssh2 is built against OpenSSL, this option
27 can be set to NULL.
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29 privatekey - Path name of the private key file. (e.g. /etc/ssh/hostkey)
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31 passphrase - Passphrase to use when decoding privatekey.
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33 Attempt public key authentication using a PEM encoded private key file
34 stored on disk
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38 Return 0 on success or negative on failure. It returns LIB‐
39 SSH2_ERROR_EAGAIN when it would otherwise block. While LIB‐
40 SSH2_ERROR_EAGAIN is a negative number, it isn't really a failure per
41 se.
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45 LIBSSH2_ERROR_ALLOC - An internal memory allocation call failed.
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47 LIBSSH2_ERROR_SOCKET_SEND - Unable to send data on socket.
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49 LIBSSH2_ERROR_SOCKET_TIMEOUT -
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51 LIBSSH2_ERROR_PUBLICKEY_UNVERIFIED - The username/public key combina‐
52 tion was invalid.
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54 LIBSSH2_ERROR_AUTHENTICATION_FAILED - Authentication using the supplied
55 public key was not accepted.
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59 libssh2_session_init_ex(3)
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63libssh2 0.15 1 Jun 2l0i0b7ssh2_userauth_publickey_fromfile(3)