fixed for new libusefull_macros

Network_CAN_clientserver/CMakeLists.txt

@@ -11,7 +11,7 @@ message("VERSION: ${VERSION}")
 
 # list of options
 option(DEBUG "Compile in debug mode" OFF)
-option(EXAMPLES "Compile also all examples" ON)
+#option(EXAMPLES "Compile also all examples" ON)
 
 # default flags
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -W -Wextra -std=gnu99")
@@ -68,6 +68,6 @@ include(GNUInstallDirs)
 install(TARGETS ${PROJ} DESTINATION "bin")
 
 # EXAMPLES
-if(EXAMPLES)
-    add_subdirectory(examples)
-endif()
+#if(EXAMPLES)
+#    add_subdirectory(examples)
+#endif()

Network_CAN_clientserver/clientserver.c

@@ -26,7 +26,7 @@
 #include "parsecanmsgs.h"
 
 static pthread_t clientthread;
-sl_sock_t *serialsock = NULL;
+static sl_sock_t *serialsock = NULL, *serversock = NULL;
 
 #define CMDIN       "in"
 #define CMDOUT      "out"
@@ -56,6 +56,11 @@ static commands allcommands[] = {
     {NULL, 0, 0}
 };
 
+void killsockets(){
+    if(serialsock) sl_sock_delete(&serialsock);
+    if(serversock) sl_sock_delete(&serversock);
+}
+
 static int Relay1cmds(CAN_message *msg, char buf[BUFSIZ]){
     int L = 0;
     uint16_t cmd = MSGP_GET_CMD(msg);
@@ -68,6 +73,7 @@ static int Relay1cmds(CAN_message *msg, char buf[BUFSIZ]){
     }
     if(!c->textcmd) return 0;
     DBG("found text cmd is %s (%u)", c->textcmd, data);
+    //L = snprintf(buf, BUFSIZ-1, "%s=%u\n", c->textcmd, data);
     if(par == NO_PARNO) L = snprintf(buf, BUFSIZ-1, "%s=%u\n", c->textcmd, data);
     else L = snprintf(buf, BUFSIZ-1, "%s[%d]=%u\n", c->textcmd, par, data);
     return L;
@@ -87,7 +93,7 @@ static void gotCANans(CAN_message *msg){
     }
     if(L < 1) return;
     DBG("BUF: %s", buf);
-    int N = sl_sock_sendall((uint8_t*) buf, L);
+    int N = sl_sock_sendall(serversock, (uint8_t*) buf, L);
     green("Send to %d clients\n", N);
 }
 
@@ -204,15 +210,24 @@ static void toomuch(int fd){
     LOGWARN("Client fd=%d tried to connect after MAX reached", fd);
 }
 // new connections handler
-static void connected(sl_sock_t *c){
+static int connected(sl_sock_t *c){
     if(c->type == SOCKT_UNIX) LOGMSG("New client fd=%d connected", c->fd);
     else LOGMSG("New client fd=%d, IP=%s connected", c->fd, c->IP);
+    // here we can change client's IP and return FALSE to close it
+    return TRUE;
 }
 // disconnected handler
 static void disconnected(sl_sock_t *c){
     if(c->type == SOCKT_UNIX) LOGMSG("Disconnected client fd=%d", c->fd);
     else LOGMSG("Disconnected client fd=%d, IP=%s", c->fd, c->IP);
 }
+static sl_sock_hresult_e defhandler(struct sl_sock *s, const char *str){
+    if(!s || !str) return RESULT_FAIL;
+    sl_sock_sendstrmessage(s, "You entered wrong command:\n```\n");
+    sl_sock_sendstrmessage(s, str);
+    sl_sock_sendstrmessage(s, "\n```\nTry \"help\"\n");
+    return RESULT_SILENCE;
+}
 
 static sl_sock_hitem_t handlers[] = {
     {dtimeh, "dtime", "get server's UNIX time for all clients connected", NULL},
@@ -228,13 +243,17 @@ static sl_sock_hitem_t handlers[] = {
 };
 
 sl_sock_t *RunSrv(sl_socktype_e type, const char *node){
-    sl_sock_maxclhandler(toomuch);
-    sl_sock_connhandler(connected);
-    sl_sock_dischandler(disconnected);
-    return sl_sock_run_server(type, node, 4096, handlers);
+    serversock = sl_sock_run_server(type, node, 4096, handlers);
+    if(!serversock) return NULL;
+    sl_sock_maxclhandler(serversock, toomuch);
+    sl_sock_connhandler(serversock, connected);
+    sl_sock_dischandler(serversock, disconnected);
+    sl_sock_defmsghandler(serversock, defhandler);
+    return serversock;
 }
 
 sl_sock_t *RunClt(sl_socktype_e type, const char *node){
+    DBG("run client type %d node %s", type, node);
     serialsock = sl_sock_run_client(type, node, 4096);
     if(!serialsock){
         DBG("Can't run client");

Network_CAN_clientserver/clientserver.h

@@ -22,3 +22,4 @@
 
 sl_sock_t *RunSrv(sl_socktype_e type, const char *node);
 sl_sock_t *RunClt(sl_socktype_e type, const char *node);
+void killsockets();

Network_CAN_clientserver/main.c

@@ -23,22 +23,13 @@
 #include "clientserver.h"
 #include "globopts.h"
 
-static sl_sock_t *srv = NULL, *clt = NULL;
-
 void signals(int sig){
     if(sig){
         signal(sig, SIG_IGN);
         DBG("Get signal %d, quit.\n", sig);
         LOGERR("Exit with status %d", sig);
     }else LOGERR("Exit");
-    if(srv){
-        DBG("Del server");
-        sl_sock_delete(&srv);
-    }
-    if(clt){
-        DBG("Del client");
-        sl_sock_delete(&clt);
-    }
+    killsockets();
     exit(sig);
 }
 
@@ -49,12 +40,12 @@ int main(int argc, char **argv){
     if(!UserOpts.srvnode) ERRX("Point server node");
     if(!UserOpts.cltnode) ERRX("Point serial client node");
     sl_socktype_e type = (UserOpts.srvunix) ? SOCKT_UNIX : SOCKT_NET;
-    sl_sock_changemaxclients(UserOpts.maxclients);
-    srv = RunSrv(type, UserOpts.srvnode);
+    sl_sock_t *srv = RunSrv(type, UserOpts.srvnode);
     if(!srv) ERRX("Server: can't create socket and/or run threads");
+    sl_sock_changemaxclients(srv, UserOpts.maxclients);
     DBG("Server done");
     type = (UserOpts.cltunix) ? SOCKT_UNIX : SOCKT_NET;
-    clt = RunClt(type, UserOpts.cltnode);
+    sl_sock_t *clt = RunClt(type, UserOpts.cltnode);
     if(!clt) ERRX("Serial client: can't connect to socket and/or run threads");
     DBG("Client done");
     sl_loglevel_e lvl = UserOpts.verbose + LOGLEVEL_ERR;
@@ -75,7 +66,6 @@ int main(int argc, char **argv){
     }
     LOGMSG("End");
     DBG("Close");
-    if(srv) sl_sock_delete(&srv);
-    if(clt) sl_sock_delete(&clt);
+    killsockets();
     return 0;
 }