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Code Activity

server: Reformat ssh_server_connection_callback

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Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Norbert Pocs <npocs@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Jakub Jelen
2023-03-14 11:25:16 +01:00
parent d726eca7d2
commit 41c63fa88d
1 changed files with 104 additions and 101 deletions
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45
src/server.c
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@@ -335,10 +335,11 @@ ssh_get_key_params(ssh_session session,
* @brief A function to be called each time a step has been done in the
* connection.
*/
static void ssh_server_connection_callback(ssh_session session){
static void ssh_server_connection_callback(ssh_session session)
{
int rc;
switch(session->session_state){
switch (session->session_state) {
case SSH_SESSION_STATE_NONE:
case SSH_SESSION_STATE_CONNECTING:
case SSH_SESSION_STATE_SOCKET_CONNECTED:
@@ -365,7 +366,7 @@ static void ssh_server_connection_callback(ssh_session session){
ssh_packet_set_default_callbacks(session);
set_status(session, 0.5f);
session->session_state=SSH_SESSION_STATE_INITIAL_KEX;
session->session_state = SSH_SESSION_STATE_INITIAL_KEX;
if (ssh_send_kex(session, 1) < 0) {
goto error;
}
@@ -374,12 +375,12 @@ static void ssh_server_connection_callback(ssh_session session){
/* TODO: This state should disappear in favor of get_key handle */
break;
case SSH_SESSION_STATE_KEXINIT_RECEIVED:
set_status(session,0.6f);
if(session->next_crypto->server_kex.methods[0]==NULL){
if(server_set_kex(session) == SSH_ERROR)
set_status(session, 0.6f);
if (session->next_crypto->server_kex.methods[0] == NULL) {
if (server_set_kex(session) == SSH_ERROR)
goto error;
/* We are in a rekeying, so we need to send the server kex */
if(ssh_send_kex(session, 1) < 0)
if (ssh_send_kex(session, 1) < 0)
goto error;
}
ssh_list_kex(&session->next_crypto->client_kex); // log client kex
@@ -388,11 +389,11 @@ static void ssh_server_connection_callback(ssh_session session){
}
if (crypt_set_algorithms_server(session) == SSH_ERROR)
goto error;
set_status(session,0.8f);
session->session_state=SSH_SESSION_STATE_DH;
set_status(session, 0.8f);
session->session_state = SSH_SESSION_STATE_DH;
break;
case SSH_SESSION_STATE_DH:
if(session->dh_handshake_state==DH_STATE_FINISHED){
if (session->dh_handshake_state == DH_STATE_FINISHED) {
rc = ssh_packet_set_newkeys(session, SSH_DIRECTION_IN);
if (rc != SSH_OK) {
@@ -406,15 +407,16 @@ static void ssh_server_connection_callback(ssh_session session){
*/
if (session->extensions & SSH_EXT_NEGOTIATION &&
session->session_state != SSH_SESSION_STATE_AUTHENTICATED) {
/*
* Only send an SSH_MSG_EXT_INFO message the first time the client
* undergoes NEWKEYS. It is unexpected for this message to be sent
* upon rekey, and may cause clients to log error messages.
* Only send an SSH_MSG_EXT_INFO message the first time the
* client undergoes NEWKEYS. It is unexpected for this message
* to be sent upon rekey, and may cause clients to log error
* messages.
*
* The session_state can not be used for this purpose because it is
* re-set to SSH_SESSION_STATE_KEXINIT_RECEIVED during rekey. So,
* use the connected flag which transitions from non-zero below.
* The session_state can not be used for this purpose because it
* is re-set to SSH_SESSION_STATE_KEXINIT_RECEIVED during rekey.
* So, use the connected flag which transitions from non-zero
* below.
*
* See also:
* - https://bugzilla.mindrot.org/show_bug.cgi?id=2929
@@ -424,9 +426,9 @@ static void ssh_server_connection_callback(ssh_session session){
}
}
set_status(session,1.0f);
set_status(session, 1.0f);
session->connected = 1;
session->session_state=SSH_SESSION_STATE_AUTHENTICATING;
session->session_state = SSH_SESSION_STATE_AUTHENTICATING;
if (session->flags & SSH_SESSION_FLAG_AUTHENTICATED)
session->session_state = SSH_SESSION_STATE_AUTHENTICATED;
@@ -437,14 +439,15 @@ static void ssh_server_connection_callback(ssh_session session){
case SSH_SESSION_STATE_ERROR:
goto error;
default:
ssh_set_error(session,SSH_FATAL,"Invalid state %d",session->session_state);
ssh_set_error(session, SSH_FATAL, "Invalid state %d",
session->session_state);
}
return;
error:
ssh_socket_close(session->socket);
session->alive = 0;
session->session_state=SSH_SESSION_STATE_ERROR;
session->session_state = SSH_SESSION_STATE_ERROR;
}
/**