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channels: Add originator to ssh_channel_accept

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Added API function ssh_channel_open_forward_port that is the same as
ssh_channel_accept_forward with the addition to determine the
originator address and port

Signed-off-by: Tomas Holmqvist <tomhol@gmail.com>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
This commit is contained in:
Tomas Holmqvist
2021-03-12 17:52:56 +01:00
committed by Jakub Jelen
parent fef0b3208a
commit dd318aa1a1
4 changed files with 52 additions and 9 deletions
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10
doc/forwarding.dox
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@ -165,6 +165,8 @@ int web_server(ssh_session session)
char buffer[256];
int nbytes, nwritten;
int port = 0;
char *peer_address = NULL;
int peer_port = 0;
char *helloworld = ""
"HTTP/1.1 200 OK\n"
"Content-Type: text/html\n"
@ -187,7 +189,8 @@ int web_server(ssh_session session)
return rc;
}
channel = ssh_channel_accept_forward(session, 60000, &port);
channel = ssh_channel_open_forward_port(session, 60000, &port,
&peer_address, &peer_port);
if (channel == NULL)
{
fprintf(stderr, "Error waiting for incoming connection: %s\n",
@ -204,6 +207,7 @@ int web_server(ssh_session session)
ssh_get_error(session));
ssh_channel_send_eof(channel);
ssh_channel_free(channel);
ssh_string_free_char(peer_address);
return SSH_ERROR;
}
if (strncmp(buffer, "GET /", 5)) continue;
@ -216,13 +220,15 @@ int web_server(ssh_session session)
ssh_get_error(session));
ssh_channel_send_eof(channel);
ssh_channel_free(channel);
ssh_string_free_char(peer_address);
return SSH_ERROR;
}
printf("Sent answer\n");
printf("Sent answer to %s:%d\n", peer_address, peer_port);
}
ssh_channel_send_eof(channel);
ssh_channel_free(channel);
ssh_string_free_char(peer_address);
return SSH_OK;
}
@endcode