diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index 118eecb3..f29ae1f3 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -46,6 +46,8 @@ if (WITH_SERVER)
add_executable(samplesshd samplesshd.c)
target_link_libraries(samplesshd ${LIBSSH_SHARED_LIBRARY} ${ARGP_LIBRARIES})
+ add_executable(samplesshd-cb samplesshd-cb.c)
+ target_link_libraries(samplesshd-cb ${LIBSSH_SHARED_LIBRARY} ${ARGP_LIBRARIES})
add_executable(samplesshd-kbdint samplesshd-kbdint.c)
target_link_libraries(samplesshd-kbdint ${LIBSSH_SHARED_LIBRARY} ${ARGP_LIBRARIES})
diff --git a/examples/samplesshd-cb.c b/examples/samplesshd-cb.c
new file mode 100644
index 00000000..2897a793
--- /dev/null
+++ b/examples/samplesshd-cb.c
@@ -0,0 +1,292 @@
+/* This is a sample implementation of a libssh based SSH server */
+/*
+Copyright 2003-2009 Aris Adamantiadis
+
+This file is part of the SSH Library
+
+You are free to copy this file, modify it in any way, consider it being public
+domain. This does not apply to the rest of the library though, but it is
+allowed to cut-and-paste working code from this file to any license of
+program.
+The goal is to show the API in action. It's not a reference on how terminal
+clients must be made or how a client should react.
+*/
+
+#include "config.h"
+
+#include <libssh/libssh.h>
+#include <libssh/server.h>
+#include <libssh/callbacks.h>
+
+#ifdef HAVE_ARGP_H
+#include <argp.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+#ifndef KEYS_FOLDER
+#ifdef _WIN32
+#define KEYS_FOLDER
+#else
+#define KEYS_FOLDER "/etc/ssh/"
+#endif
+#endif
+
+#define USER "myuser"
+#define PASSWORD "mypassword"
+
+static int authenticated=0;
+static int tries = 0;
+static int error = 0;
+static ssh_channel chan=NULL;
+
+static int auth_password(ssh_session session, const char *user,
+ const char *password, void *userdata){
+ (void)userdata;
+ printf("Authenticating user %s pwd %s\n",user, password);
+ if(strcmp(user,USER) == 0 && strcmp(password, PASSWORD) == 0){
+ authenticated = 1;
+ printf("Authenticated\n");
+ return SSH_AUTH_SUCCESS;
+ }
+ if (tries >= 3){
+ printf("Too many authentication tries\n");
+ ssh_disconnect(session);
+ error = 1;
+ return SSH_AUTH_DENIED;
+ }
+ tries++;
+ return SSH_AUTH_DENIED;
+}
+
+static int pty_request(ssh_session session, ssh_channel channel, const char *term,
+ int x,int y, int px, int py, void *userdata){
+ (void) session;
+ (void) channel;
+ (void) term;
+ (void) x;
+ (void) y;
+ (void) px;
+ (void) py;
+ (void) userdata;
+ printf("Allocated terminal\n");
+ return 0;
+}
+
+static int shell_request(ssh_session session, ssh_channel channel, void *userdata){
+ (void)session;
+ (void)channel;
+ (void)userdata;
+ printf("Allocated shell\n");
+ return 0;
+}
+struct ssh_channel_callbacks_struct channel_cb = {
+ .channel_pty_request_function = pty_request,
+ .channel_shell_request_function = shell_request
+};
+
+static int new_session_channel(ssh_session session, ssh_channel channel, void *userdata){
+ (void) session;
+ (void) userdata;
+ if(chan != NULL)
+ return -1;
+ printf("Allocated session channel\n");
+ chan = channel;
+ ssh_callbacks_init(&channel_cb);
+ ssh_set_channel_callbacks(channel, &channel_cb);
+ return 0;
+}
+
+
+#ifdef HAVE_ARGP_H
+const char *argp_program_version = "libssh server example "
+SSH_STRINGIFY(LIBSSH_VERSION);
+const char *argp_program_bug_address = "<libssh@libssh.org>";
+
+/* Program documentation. */
+static char doc[] = "libssh -- a Secure Shell protocol implementation";
+
+/* A description of the arguments we accept. */
+static char args_doc[] = "BINDADDR";
+
+/* The options we understand. */
+static struct argp_option options[] = {
+ {
+ .name = "port",
+ .key = 'p',
+ .arg = "PORT",
+ .flags = 0,
+ .doc = "Set the port to bind.",
+ .group = 0
+ },
+ {
+ .name = "hostkey",
+ .key = 'k',
+ .arg = "FILE",
+ .flags = 0,
+ .doc = "Set the host key.",
+ .group = 0
+ },
+ {
+ .name = "dsakey",
+ .key = 'd',
+ .arg = "FILE",
+ .flags = 0,
+ .doc = "Set the dsa key.",
+ .group = 0
+ },
+ {
+ .name = "rsakey",
+ .key = 'r',
+ .arg = "FILE",
+ .flags = 0,
+ .doc = "Set the rsa key.",
+ .group = 0
+ },
+ {
+ .name = "verbose",
+ .key = 'v',
+ .arg = NULL,
+ .flags = 0,
+ .doc = "Get verbose output.",
+ .group = 0
+ },
+ {NULL, 0, NULL, 0, NULL, 0}
+};
+
+/* Parse a single option. */
+static error_t parse_opt (int key, char *arg, struct argp_state *state) {
+ /* Get the input argument from argp_parse, which we
+ * know is a pointer to our arguments structure.
+ */
+ ssh_bind sshbind = state->input;
+
+ switch (key) {
+ case 'p':
+ ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_BINDPORT_STR, arg);
+ break;
+ case 'd':
+ ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_DSAKEY, arg);
+ break;
+ case 'k':
+ ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_HOSTKEY, arg);
+ break;
+ case 'r':
+ ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_RSAKEY, arg);
+ break;
+ case 'v':
+ ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_LOG_VERBOSITY_STR, "3");
+ break;
+ case ARGP_KEY_ARG:
+ if (state->arg_num >= 1) {
+ /* Too many arguments. */
+ argp_usage (state);
+ }
+ ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_BINDADDR, arg);
+ break;
+ case ARGP_KEY_END:
+ if (state->arg_num < 1) {
+ /* Not enough arguments. */
+ argp_usage (state);
+ }
+ break;
+ default:
+ return ARGP_ERR_UNKNOWN;
+ }
+
+ return 0;
+}
+
+/* Our argp parser. */
+static struct argp argp = {options, parse_opt, args_doc, doc, NULL, NULL, NULL};
+#endif /* HAVE_ARGP_H */
+
+int main(int argc, char **argv){
+ ssh_session session;
+ ssh_bind sshbind;
+ ssh_event mainloop;
+ struct ssh_server_callbacks_struct cb = {
+ .userdata = NULL,
+ .auth_password_function = auth_password,
+ .channel_open_request_session_function = new_session_channel
+ };
+
+ char buf[2048];
+ int sftp=0;
+ int i;
+ int r;
+
+ sshbind=ssh_bind_new();
+ session=ssh_new();
+
+ ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_DSAKEY, KEYS_FOLDER "ssh_host_dsa_key");
+ ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_RSAKEY, KEYS_FOLDER "ssh_host_rsa_key");
+
+#ifdef HAVE_ARGP_H
+ /*
+ * Parse our arguments; every option seen by parse_opt will
+ * be reflected in arguments.
+ */
+ argp_parse (&argp, argc, argv, 0, 0, sshbind);
+#else
+ (void) argc;
+ (void) argv;
+#endif
+
+ if(ssh_bind_listen(sshbind)<0){
+ printf("Error listening to socket: %s\n",ssh_get_error(sshbind));
+ return 1;
+ }
+ r=ssh_bind_accept(sshbind,session);
+ if(r==SSH_ERROR){
+ printf("error accepting a connection : %s\n",ssh_get_error(sshbind));
+ return 1;
+ }
+ ssh_callbacks_init(&cb);
+ ssh_set_server_callbacks(session, &cb);
+
+ if (ssh_handle_key_exchange(session)) {
+ printf("ssh_handle_key_exchange: %s\n", ssh_get_error(session));
+ return 1;
+ }
+ mainloop = ssh_event_new();
+ ssh_event_add_session(mainloop, session);
+
+ while (!(authenticated && chan != NULL)){
+ if(error)
+ break;
+ r = ssh_event_dopoll(mainloop, -1);
+ if (r == SSH_ERROR){
+ printf("Error : %s\n",ssh_get_error(session));
+ ssh_disconnect(session);
+ return 1;
+ }
+ }
+ if(error){
+ printf("Error, exiting loop\n");
+ } else
+ printf("Authenticated and got a channel\n");
+ do{
+ i=ssh_channel_read(chan,buf, 2048, 0);
+ if(i>0) {
+ ssh_channel_write(chan, buf, i);
+ if (write(1,buf,i) < 0) {
+ printf("error writing to buffer\n");
+ return 1;
+ }
+ if (buf[0] == '\x0d') {
+ if (write(1, "\n", 1) < 0) {
+ printf("error writing to buffer\n");
+ return 1;
+ }
+ ssh_channel_write(chan, "\n", 1);
+ }
+ }
+ } while (i>0);
+ ssh_disconnect(session);
+ ssh_bind_free(sshbind);
+ ssh_finalize();
+ return 0;
+}
+