| 18 |
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| 19 |
#include "log.h" |
#include "log.h" |
| 20 |
#include <stdio.h> |
#include <stdio.h> |
| 21 |
|
#include <libssh/callbacks.h> |
| 22 |
#include <libssh/libssh.h> |
#include <libssh/libssh.h> |
| 23 |
#include <libssh/server.h> |
#include <libssh/server.h> |
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#include <libssh/callbacks.h> |
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| 24 |
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|
| 25 |
#ifndef BUF_SIZE |
#ifndef BUF_SIZE |
| 26 |
#define BUF_SIZE 2048 |
#define BUF_SIZE 2048 |
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.channel_pty_request_function = pty_request, |
.channel_pty_request_function = pty_request, |
| 88 |
.channel_shell_request_function = shell_request}; |
.channel_shell_request_function = shell_request}; |
| 89 |
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|
| 90 |
static ssh_channel new_session_channel(ssh_session session, void *userdata) |
static ssh_channel channel_open(ssh_session session, void *userdata) |
| 91 |
{ |
{ |
| 92 |
(void)session; |
(void)session; |
| 93 |
(void)userdata; |
(void)userdata; |
| 112 |
struct ssh_server_callbacks_struct cb = { |
struct ssh_server_callbacks_struct cb = { |
| 113 |
.userdata = NULL, |
.userdata = NULL, |
| 114 |
.auth_password_function = auth_password, |
.auth_password_function = auth_password, |
| 115 |
.channel_open_request_session_function = new_session_channel}; |
.channel_open_request_session_function = channel_open}; |
| 116 |
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| 117 |
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long int ssh_timeout = 0; |
| 118 |
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|
| 119 |
char buf[BUF_SIZE]; |
char buf[BUF_SIZE]; |
| 120 |
char host[128] = ""; |
char host[128] = ""; |
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ssh_callbacks_init(&cb); |
ssh_callbacks_init(&cb); |
| 166 |
ssh_set_server_callbacks(session, &cb); |
ssh_set_server_callbacks(session, &cb); |
| 167 |
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| 168 |
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ssh_timeout = 60; // second |
| 169 |
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if (ssh_options_set(session, SSH_OPTIONS_TIMEOUT, &ssh_timeout) < 0) |
| 170 |
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{ |
| 171 |
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log_error("Error setting SSH options: %s\n", ssh_get_error(session)); |
| 172 |
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ssh_disconnect(session); |
| 173 |
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_exit(1); |
| 174 |
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} |
| 175 |
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|
| 176 |
if (ssh_handle_key_exchange(session)) |
if (ssh_handle_key_exchange(session)) |
| 177 |
{ |
{ |
| 178 |
log_error("ssh_handle_key_exchange: %s\n", ssh_get_error(session)); |
log_error("ssh_handle_key_exchange: %s\n", ssh_get_error(session)); |
| 179 |
return 1; |
ssh_disconnect(session); |
| 180 |
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_exit(1); |
| 181 |
} |
} |
| 182 |
ssh_set_auth_methods(session, SSH_AUTH_METHOD_PASSWORD | SSH_AUTH_METHOD_GSSAPI_MIC); |
ssh_set_auth_methods(session, SSH_AUTH_METHOD_PASSWORD | SSH_AUTH_METHOD_GSSAPI_MIC); |
| 183 |
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|
| 207 |
log_common("Authenticated and got a channel\n"); |
log_common("Authenticated and got a channel\n"); |
| 208 |
} |
} |
| 209 |
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| 210 |
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ssh_timeout = 0; |
| 211 |
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if (ssh_options_set(session, SSH_OPTIONS_TIMEOUT, &ssh_timeout) < 0) |
| 212 |
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{ |
| 213 |
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log_error("Error setting SSH options: %s\n", ssh_get_error(session)); |
| 214 |
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ssh_disconnect(session); |
| 215 |
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_exit(1); |
| 216 |
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} |
| 217 |
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| 218 |
snprintf(buf, sizeof(buf), "Hello, welcome to the Sample SSH proxy.\r\nPlease select your destination: "); |
snprintf(buf, sizeof(buf), "Hello, welcome to the Sample SSH proxy.\r\nPlease select your destination: "); |
| 219 |
ssh_channel_write(SSH_channel, buf, (uint32_t)strlen(buf)); |
ssh_channel_write(SSH_channel, buf, (uint32_t)strlen(buf)); |
| 220 |
do |
do |