int ident_client_protocol(struct conn_table_st *ct, int i,
char *msg, size_t msg_size){
/*
* This function tries to identify the client's protocol from
* the msg sent, using the default if it could not identify a particular one.
* It also stores the protocol's id in the data portion of the client's
* conn structure (libconn). If the protocol was already defined it
* returns an error code (see below).
*
* Returns
* 0 => protocol identified with no errors
* -1 => (memory) error setting storing the data
* 1 => the default protocol was used
* 2 => the protocol was already defined
*/
size_t p_len;
int p = PROTOCOL_DEFAULT;
int r = 1; /* the default was used */
int status = 0;
if(get_client_protocol(ct, i) != PROTOCOL_UNKNOWN){
/*
* The protocol was already identified.
*/
return(2);
}
/*
* At the moment we have three to check. Perhaps
* the best thing is organize them in an array.
*/
p_len = strlen(PROTOCOL_NBS1_STR);
if((msg_size == p_len) && (strncmp(msg, PROTOCOL_NBS1_STR, p_len) == 0)){
p = PROTOCOL_NBS1;
r = 0;
}
if(r == 1){
p_len = strlen(PROTOCOL_NBS2_STR);
if((msg_size == p_len) && (strncmp(msg, PROTOCOL_NBS2_STR, p_len) == 0)){
p = PROTOCOL_NBS2;
r = 0;
}
}
if(r == 1){
p_len = strlen(PROTOCOL_EMWIN_STR);
if((msg_size == p_len) && (strncmp(msg, PROTOCOL_EMWIN_STR, p_len) == 0)){
p = PROTOCOL_EMWIN;
r = 0;
}
}
status = set_client_protocol(ct, i, p);
if(status != 0)
r = -1;
return(r);
}
int start_client_1(char *ip)
{
/* NOTE JC_0024_1
* Jerry:
* HoHa, why do I split start_client into 1 and 2?
* En, maybe I'm tired execrably, HTC human-outsourcing?
* Now, I'm writing rather than coding, am I?
* Oct29, 2012,
* My God, tommorrow perhaps is the last day for THE EARTH.
* Breath deeply and happlily.
* My love daugther and honey!
* BTW, one more cholocate on codeing next
* If you see this comments, that's say I have gone from DR building....
*/
int ret = 0;
struct client_protocol protocol_c;
struct service_client client;
set_client_control(&g_manager.control[SERVICE_CLIENT_MODE]);
get_client_protocol(&protocol_c);
set_client_protocol(&protocol_c);
get_client_service(&client);
set_client_service(&client);
g_manager.control[SERVICE_CLIENT_MODE].init_service();
g_manager.current_mode = SERVICE_CLIENT_MODE;
g_manager.status[SERVICE_CLIENT_MODE] = STATUS_STOP;
//client_connect_server(ip, "KEY");
return ret;
}
int ident_client_protocol(struct conn_table_st *ct, int i,
char *msg, size_t msg_size){
/*
* This function tries to identify the client's protocol from
* the msg sent, using the default if it could not identify a particular one.
* It also stores the protocol's id in the data portion of the client's
* conn structure (libconn). If the protocol was already defined it
* returns an error code (see below).
*
* Returns
* 0 => protocol identified with no errors
* -1 => (memory) error setting storing the data
* 1 => the default protocol was used
* 2 => the protocol was already defined
*
* The msg is a string (not '\0' terminated) of the form
*
* ByteBlast Client|[email protected]|V<n>
*
* Here we look only for the V1 or V2
*/
char *s; /* point to V<n> within msg */
size_t p_len;
int p = PROTOCOL_DEFAULT;
int r = 1; /* the default was used */
int status = 0;
if(get_client_protocol(ct, i) != PROTOCOL_UNKNOWN){
/*
* The protocol was already identified.
*/
return(2);
}
/*
* At the moment we have two to check. Perhaps
* the best thing is organize them in an array.
*/
p_len = strlen(PROTOCOL_EMWIN1_STR);
if(msg_size >= p_len){
s = &msg[msg_size - p_len];
if(strncmp(s, PROTOCOL_EMWIN1_STR, p_len) == 0){
p = PROTOCOL_EMWIN1;
r = 0;
}
}
if(r == 1){
p_len = strlen(PROTOCOL_EMWIN2_STR);
if(msg_size >= p_len){
s = &msg[msg_size - p_len];
if(strncmp(s, PROTOCOL_EMWIN2_STR, p_len) == 0){
p = PROTOCOL_EMWIN2;
r = 0;
}
}
}
status = set_client_protocol(ct, i, p);
if(status != 0)
r = -1;
return(r);
}
