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Dave Hinton's modifications to the network layer interface, which

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should make it possible to add SSL support later.

[originally from svn r996]
This commit is contained in:
Simon Tatham
2001-03-13 10:22:45 +00:00
parent 40a68abec5
commit 7b0e082700
7 changed files with 276 additions and 133 deletions
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32
ssh.c
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@ -1270,21 +1270,20 @@ static void ssh_gotdata(unsigned char *data, int datalen)
crFinishV;
}
static int ssh_receive(Socket skt, int urgent, char *data, int len) {
if (urgent==3) {
static int ssh_closing (Plug plug, char *error_msg, int error_code, int calling_back) {
ssh_state = SSH_STATE_CLOSED;
sk_close(s);
s = NULL;
if (error_msg) {
/* A socket error has occurred. */
ssh_state = SSH_STATE_CLOSED;
sk_close(s);
s = NULL;
connection_fatal(data);
return 0;
} else if (!len) {
/* Connection has closed. */
ssh_state = SSH_STATE_CLOSED;
sk_close(s);
s = NULL;
return 0;
connection_fatal (error_msg);
} else {
/* Otherwise, the remote side closed the connection normally. */
}
return 0;
}
static int ssh_receive(Plug plug, int urgent, char *data, int len) {
ssh_gotdata (data, len);
if (ssh_state == SSH_STATE_CLOSED) {
if (s) {
@ -1303,6 +1302,11 @@ static int ssh_receive(Socket skt, int urgent, char *data, int len) {
*/
static char *connect_to_host(char *host, int port, char **realhost)
{
static struct plug_function_table fn_table = {
ssh_closing,
ssh_receive
}, *fn_table_ptr = &fn_table;
SockAddr addr;
char *err;
#ifdef FWHACK
@ -1340,7 +1344,7 @@ static char *connect_to_host(char *host, int port, char **realhost)
/*
* Open socket.
*/
s = sk_new(addr, port, 0, 1, ssh_receive);
s = sk_new(addr, port, 0, 1, &fn_table_ptr);
if ( (err = sk_socket_error(s)) )
return err;