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doc: Fix authentication docs.

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This commit is contained in:
Andreas Schneider
2011-08-28 20:08:36 +02:00
parent 292ed71f09
commit f803538d21
1 changed files with 31 additions and 29 deletions
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46
doc/authentication.dox
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@@ -42,20 +42,19 @@ The function ssh_userauth_autopubkey() does this using the available keys in
- SSH_AUTH_PARTIAL: some key matched but you still have to provide an other - SSH_AUTH_PARTIAL: some key matched but you still have to provide an other
mean of authentication (like a password). mean of authentication (like a password).
The ssh_userauth_autopubkey() function also tries to authenticate using the The ssh_userauth_publickey_auto() function also tries to authenticate using the
SSH agent, if you have one running, or the "none" method otherwise. SSH agent, if you have one running, or the "none" method otherwise.
If you wish to authenticate with public key by your own, follow these steps: If you wish to authenticate with public key by your own, follow these steps:
- Retrieve the public key in a ssh_string using publickey_from_file(). - Retrieve the public key with ssh_import_pubkey_file().
- Offer the public key to the SSH server using ssh_userauth_offer_pubkey(). - Offer the public key to the SSH server using ssh_userauth_try_publickey().
If the return value is SSH_AUTH_SUCCESS, the SSH server accepts to If the return value is SSH_AUTH_SUCCESS, the SSH server accepts to
authenticate using the public key and you can go to the next step. authenticate using the public key and you can go to the next step.
- Retrieve the private key, using the privatekey_from_file() function. If - Retrieve the private key, using the ssh_pki_import_privkey_file() function.
a passphrase is needed, either the passphrase specified as argument or If a passphrase is needed, either the passphrase specified as argument or
a callback (see callbacks section) will be used. a callback will be used.
- Authenticate using ssh_userauth_pubkey() with your public key string - Authenticate using ssh_userauth_publickey() with your private key.
and private key. - Do not forget cleaning up memory using ssh_key_free().
- Do not forget cleaning up memory using string_free() and privatekey_free().
Here is a minimalistic example of public key authentication: Here is a minimalistic example of public key authentication:
@@ -64,7 +63,7 @@ int authenticate_pubkey(ssh_session session)
{ {
int rc; int rc;
rc = ssh_userauth_autopubkey(session, NULL); rc = ssh_userauth_publickey_auto(session, NULL);
if (rc == SSH_AUTH_ERROR) if (rc == SSH_AUTH_ERROR)
{ {
@@ -77,14 +76,12 @@ int authenticate_pubkey(ssh_session session)
} }
@endcode @endcode
@see ssh_userauth_autopubkey @see ssh_userauth_publickey_auto()
@see ssh_userauth_offer_pubkey @see ssh_userauth_try_publickey()
@see ssh_userauth_pubkey @see ssh_userauth_publickey()
@see publickey_from_file @see ssh_pki_import_pubkey_file()
@see publickey_from_privatekey @see ssh_pki_import_privkey_file()
@see string_free @see ssh_key_free()
@see privatekey_from_file
@see privatekey_free
@subsection password Authenticating with a password @subsection password Authenticating with a password
@@ -265,10 +262,10 @@ int authenticate_kbdint(ssh_session session)
@endcode @endcode
@see ssh_userauth_kbdint() @see ssh_userauth_kbdint()
@see ssh_userauth_kbdint_getnprompts @see ssh_userauth_kbdint_getnprompts()
@see ssh_userauth_kbdint_getname @see ssh_userauth_kbdint_getname()
@see ssh_userauth_kbdint_getinstruction @see ssh_userauth_kbdint_getinstruction()
@see ssh_userauth_kbdint_getprompt @see ssh_userauth_kbdint_getprompt()
@see ssh_userauth_kbdint_setanswer() @see ssh_userauth_kbdint_setanswer()
@@ -307,6 +304,11 @@ int test_several_auth_methods(ssh_session session)
{ {
int method, rc; int method, rc;
rc = ssh_userauth_none(session, NULL, NULL);
if (rc != SSH_AUTH_SUCCESS) {
return rc;
}
method = ssh_userauth_list(session, NULL); method = ssh_userauth_list(session, NULL);
if (method & SSH_AUTH_METHOD_NONE) if (method & SSH_AUTH_METHOD_NONE)