Initial commit

FossilOrigin-Name: c53d95729c009f8f80a7d63847cef7668ff73f8af0523ab65f7734696f85399c

src/wtp/join.c

@@ -0,0 +1,127 @@
+
+#include <errno.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+
+#include "wtp_interface.h"
+#include "wtp_conf.h"
+
+#include "capwap/dtls.h"
+#include "capwap/cw_log.h"
+#include "capwap/sock.h"
+#include "capwap/dtls.h"
+
+
+#define acinfo_log acinfo_log_
+
+void acinfo_log_(int level,const struct ac_info *acinfo,const char * xstr)
+{
+	char str[8192];
+	acinfo_print(str,acinfo);
+	cw_log_debug(level,"%s\n%s",xstr,str);
+	return;
+}
+
+
+
+
+int join_state(struct conn * conn)
+{
+	struct wtpinfo * wtpinfo = get_wtpinfo();
+
+	struct radioinfo ri;
+	memset(&ri,0,sizeof(ri));
+	int rc;
+
+#ifdef WITH_CW_LOG_DEBUG	
+	char str[64];
+	sock_addrtostr(&conn->addr,str,64);
+	cw_log_debug0("Sending join request to %s",str);
+#endif	
+	printf("Seqnum before = %i\n",conn->seqnum);
+	rc = cwsend_join_request(conn,&ri,wtpinfo);
+	printf("Seqnum after = %i\n",conn->seqnum);
+
+	struct cwrmsg * cwrmsg = conn_get_message(conn);
+
+	cw_log_debug0("Receiveid message %i",cwrmsg->seqnum);
+
+	if (cwrmsg->type != CWMSG_JOIN_RESPONSE || cwrmsg->seqnum != conn->seqnum){
+		printf("Wrong message\n");
+	}
+
+	struct ac_info acinfo;
+	memset(&acinfo,0,sizeof(acinfo));
+
+	cwread_join_response(&acinfo,cwrmsg->msgelems,cwrmsg->msgelems_len);
+	acinfo_log(0,&acinfo,"Connectet to the following AC");
+}
+
+
+
+int join(struct sockaddr *sa)
+{
+	int sockfd;
+	int rc;
+
+	sockfd = socket(AF_INET,SOCK_DGRAM,0);
+	if (sockfd==-1){
+		cw_log(LOG_ERR,"Can't create socket: %s\n",strerror(errno));
+		return -1;
+	}
+
+	sock_set_recvtimeout(sockfd,1);
+
+	rc = connect(sockfd,(struct sockaddr*)sa,sock_addrlen((struct sockaddr*)sa));
+	if (rc<0){
+		char str[100];
+		sock_addrtostr(sa,str,100);
+		cw_log(LOG_ERR,"Can't connect to %s: %s\n",str,strerror(errno));
+		close(sockfd);
+		return -1;
+	}
+
+	struct conn * conn = get_conn();
+	conn->sock=sockfd;
+	sock_copyaddr(&conn->addr,sa);
+
+	
+#ifdef WITH_DTLS
+	#ifdef WITH_CW_LOG_DEBUG
+	{
+		char str[100];
+		sock_addrtostr(sa,str,100);
+		cw_log_debug0("Establishing DTLS connection to %s",str);
+	}
+	#endif
+
+	conn->dtls_psk=conf_dtls_psk;
+	conn->dtls_psk_len=strlen(conn->dtls_psk);
+	conn->dtls_cipher=conf_dtls_cipher;
+
+	rc = dtls_connect(conn);
+	if (rc!=1){
+		dtls_shutdown(conn);
+		char str[100];
+		sock_addrtostr(sa,str,100);
+		cw_log(LOG_ERR,"Cant establish DTLS connection to %s",str);
+		close(sockfd);
+		return 0;
+	}
+
+#endif	
+
+	#ifdef WITH_CW_LOG_DEBUG
+	{
+		char str[100];
+		sock_addrtostr(sa,str,100);
+		cw_log_debug0("DTLS connection to %s established",str);
+	}
+	#endif
+
+	join_state(conn);
+
+	return 1;
+}