23 #include "libssh/priv.h" 24 #include "libssh/kex.h" 25 #include "libssh/packet.h" 26 #include "libssh/pcap.h" 27 #include "libssh/auth.h" 28 #include "libssh/channels.h" 29 #include "libssh/poll.h" 32 enum ssh_session_state_e {
33 SSH_SESSION_STATE_NONE=0,
34 SSH_SESSION_STATE_CONNECTING,
35 SSH_SESSION_STATE_SOCKET_CONNECTED,
36 SSH_SESSION_STATE_BANNER_RECEIVED,
37 SSH_SESSION_STATE_INITIAL_KEX,
38 SSH_SESSION_STATE_KEXINIT_RECEIVED,
40 SSH_SESSION_STATE_AUTHENTICATING,
41 SSH_SESSION_STATE_AUTHENTICATED,
42 SSH_SESSION_STATE_ERROR,
43 SSH_SESSION_STATE_DISCONNECTED
49 DH_STATE_NEWKEYS_SENT,
53 enum ssh_pending_call_e {
54 SSH_PENDING_CALL_NONE = 0,
55 SSH_PENDING_CALL_CONNECT,
56 SSH_PENDING_CALL_AUTH_NONE,
57 SSH_PENDING_CALL_AUTH_PASSWORD,
58 SSH_PENDING_CALL_AUTH_OFFER_PUBKEY,
59 SSH_PENDING_CALL_AUTH_PUBKEY,
60 SSH_PENDING_CALL_AUTH_AGENT,
61 SSH_PENDING_CALL_AUTH_KBDINT_INIT,
62 SSH_PENDING_CALL_AUTH_KBDINT_SEND,
63 SSH_PENDING_CALL_AUTH_GSSAPI_MIC
67 #define SSH_SESSION_FLAG_BLOCKING 1 70 #define SSH_SESSION_FLAG_AUTHENTICATED 2 74 #define SSH_TIMEOUT_INFINITE -1 76 #define SSH_TIMEOUT_USER -2 78 #define SSH_TIMEOUT_DEFAULT -3 80 #define SSH_TIMEOUT_NONBLOCKING 0 84 #define SSH_OPT_FLAG_PASSWORD_AUTH 0x1 85 #define SSH_OPT_FLAG_PUBKEY_AUTH 0x2 86 #define SSH_OPT_FLAG_KBDINT_AUTH 0x4 87 #define SSH_OPT_FLAG_GSSAPI_AUTH 0x8 90 struct ssh_common_struct {
91 struct error_struct error;
92 ssh_callbacks callbacks;
96 struct ssh_session_struct {
97 struct ssh_common_struct common;
98 struct ssh_socket_struct *socket;
121 ssh_buffer in_buffer;
123 ssh_buffer out_buffer;
127 enum ssh_pending_call_e pending_call_state;
128 enum ssh_session_state_e session_state;
130 enum ssh_dh_state_e dh_handshake_state;
131 enum ssh_auth_service_state_e auth_service_state;
132 enum ssh_auth_state_e auth_state;
133 enum ssh_channel_request_state_e global_req_state;
134 struct ssh_agent_state_struct *agent_state;
135 struct ssh_auth_auto_state_struct *auth_auto_state;
144 int first_kex_follows_guess_wrong;
146 ssh_buffer in_hashbuf;
147 ssh_buffer out_hashbuf;
148 struct ssh_crypto_struct *current_crypto;
149 struct ssh_crypto_struct *next_crypto;
151 struct ssh_list *channels;
153 int exec_channel_opened;
158 struct ssh_kbdint_struct *kbdint;
159 struct ssh_gssapi_struct *gssapi;
168 enum ssh_keytypes_e hostkey;
172 struct ssh_list *ssh_message_list;
173 int (*ssh_message_callback)(
struct ssh_session_struct *session, ssh_message msg,
void *userdata);
174 void *ssh_message_callback_data;
175 ssh_server_callbacks server_callbacks;
176 void (*ssh_connection_callback)(
struct ssh_session_struct *session);
177 struct ssh_packet_callbacks_struct default_packet_callbacks;
178 struct ssh_list *packet_callbacks;
180 ssh_poll_ctx default_poll_ctx;
183 ssh_pcap_context pcap_ctx;
186 struct ssh_list *identity;
192 char *global_knownhosts;
193 char *wanted_methods[10];
196 unsigned long timeout;
197 unsigned long timeout_usec;
200 int StrictHostKeyChecking;
201 char compressionlevel;
202 char *gss_server_identity;
203 char *gss_client_identity;
204 int gss_delegate_creds;
209 ssh_counter socket_counter;
210 ssh_counter raw_counter;
218 typedef int (*ssh_termination_function)(
void *user);
219 int ssh_handle_packets(ssh_session session,
int timeout);
220 int ssh_handle_packets_termination(ssh_session session,
int timeout,
221 ssh_termination_function fct,
void *user);
222 void ssh_socket_exception_callback(
int code,
int errno_code,
void *user);
These are the callbacks exported by the socket structure They are called by the socket module when a ...
Definition: callbacks.h:378