зеркало из https://github.com/github/putty.git
104 строки
4.3 KiB
C
104 строки
4.3 KiB
C
typedef struct AuthPolicy AuthPolicy;
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Plug *ssh_server_plug(
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Conf *conf, ssh_key *const *hostkeys, int nhostkeys,
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RSAKey *hostkey1, AuthPolicy *authpolicy, LogPolicy *logpolicy,
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const SftpServerVtable *sftpserver_vt);
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void ssh_server_start(Plug *plug, Socket *socket);
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void server_instance_terminated(void);
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void platform_logevent(const char *msg);
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#define AUTHMETHODS(X) \
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X(NONE) \
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X(PASSWORD) \
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X(PUBLICKEY) \
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X(KBDINT) \
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X(TIS) \
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X(CRYPTOCARD) \
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/* end of list */
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#define AUTHMETHOD_BIT_INDEX(name) AUTHMETHOD_BIT_INDEX_##name,
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enum { AUTHMETHODS(AUTHMETHOD_BIT_INDEX) AUTHMETHOD_BIT_INDEX_dummy };
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#define AUTHMETHOD_BIT_VALUE(name) \
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AUTHMETHOD_##name = 1 << AUTHMETHOD_BIT_INDEX_##name,
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enum { AUTHMETHODS(AUTHMETHOD_BIT_VALUE) AUTHMETHOD_BIT_VALUE_dummy };
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typedef struct AuthKbdInt AuthKbdInt;
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typedef struct AuthKbdIntPrompt AuthKbdIntPrompt;
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struct AuthKbdInt {
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char *title, *instruction; /* both need freeing */
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int nprompts;
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AuthKbdIntPrompt *prompts; /* the array itself needs freeing */
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};
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struct AuthKbdIntPrompt {
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char *prompt; /* needs freeing */
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bool echo;
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};
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unsigned auth_methods(AuthPolicy *);
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bool auth_none(AuthPolicy *, ptrlen username);
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int auth_password(AuthPolicy *, ptrlen username, ptrlen password,
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ptrlen *opt_new_password);
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/* auth_password returns 1 for 'accepted', 0 for 'rejected', and 2 for
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* 'ok but now you need to change your password' */
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bool auth_publickey(AuthPolicy *, ptrlen username, ptrlen public_blob);
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/* auth_publickey_ssh1 must return the whole public key given the modulus,
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* because the SSH-1 client never transmits the exponent over the wire.
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* The key remains owned by the AuthPolicy. */
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AuthKbdInt *auth_kbdint_prompts(AuthPolicy *, ptrlen username);
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/* auth_kbdint_prompts returns NULL to trigger auth failure */
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int auth_kbdint_responses(AuthPolicy *, const ptrlen *responses);
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/* auth_kbdint_responses returns >0 for success, <0 for failure, and 0
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* to indicate that we haven't decided yet and further prompts are
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* coming */
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/* The very similar SSH-1 TIS and CryptoCard methods are combined into
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* a single API for AuthPolicy, which takes a method argument */
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char *auth_ssh1int_challenge(AuthPolicy *, unsigned method, ptrlen username);
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bool auth_ssh1int_response(AuthPolicy *, ptrlen response);
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RSAKey *auth_publickey_ssh1(
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AuthPolicy *ap, ptrlen username, mp_int *rsa_modulus);
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/* auth_successful returns false if further authentication is needed */
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bool auth_successful(AuthPolicy *, ptrlen username, unsigned method);
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PacketProtocolLayer *ssh2_userauth_server_new(
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PacketProtocolLayer *successor_layer, AuthPolicy *authpolicy);
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void ssh2_userauth_server_set_transport_layer(
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PacketProtocolLayer *userauth, PacketProtocolLayer *transport);
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void ssh2connection_server_configure(
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PacketProtocolLayer *ppl, const SftpServerVtable *sftpserver_vt);
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PacketProtocolLayer *ssh1_login_server_new(
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PacketProtocolLayer *successor_layer, RSAKey *hostkey,
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AuthPolicy *authpolicy);
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Channel *sesschan_new(SshChannel *c, LogContext *logctx,
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const SftpServerVtable *sftpserver_vt);
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Backend *pty_backend_create(
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Seat *seat, LogContext *logctx, Conf *conf, char **argv, const char *cmd,
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struct ssh_ttymodes ttymodes, bool pipes_instead_of_pty);
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ptrlen pty_backend_exit_signame(Backend *be, char **aux_msg);
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/*
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* Establish a listening X server. Return value is the _number_ of
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* Sockets that it established pointing at the given Plug. (0
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* indicates complete failure.) The socket pointers themselves are
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* written into sockets[], up to a possible total of MAX_X11_SOCKETS.
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*
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* The supplied Conf has necessary environment variables written into
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* it. (And is also used to open the port listeners, though that
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* shouldn't affect anything.)
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*/
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#define MAX_X11_SOCKETS 2
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int platform_make_x11_server(Plug *plug, const char *progname, int mindisp,
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const char *screen_number_suffix,
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ptrlen authproto, ptrlen authdata,
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Socket **sockets, Conf *conf);
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