# HG changeset patch
# User Mychaela Falconia <falcon@freecalypso.org>
# Date 1697088152 28800
# Node ID 1bf989f60aa34093bd2c1ba7e152f194311fdb98
# Parent  f1c024b2b835bb0fad336cce2388c9218f0a075d
smpp-trx-sa: log times of enquire_link packets

diff -r f1c024b2b835 -r 1bf989f60aa3 smpp-trx-sa/Makefile
--- a/smpp-trx-sa/Makefile	Wed Oct 11 21:21:34 2023 -0800
+++ b/smpp-trx-sa/Makefile	Wed Oct 11 21:22:32 2023 -0800
@@ -1,7 +1,7 @@
 CC=	gcc
 CFLAGS=	-O2
 PROG=	smpp-trx-sa
-OBJS=	localsock.o log.o main.o pdu_out.o tcpconn.o
+OBJS=	enq_link_stat.o localsock.o log.o main.o pdu_out.o tcpconn.o
 LIBS=	../libutil/libutil.a
 INSTBIN=/usr/local/bin
 
diff -r f1c024b2b835 -r 1bf989f60aa3 smpp-trx-sa/enq_link_stat.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/smpp-trx-sa/enq_link_stat.c	Wed Oct 11 21:22:32 2023 -0800
@@ -0,0 +1,50 @@
+/*
+ * This module tracks and logs the times of enquire_link packets
+ * from the SMPP server.
+ */
+
+#include <sys/types.h>
+#include <sys/file.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+#include <time.h>
+#include <unistd.h>
+
+extern char fmt_time[32];
+
+static int status_fd, status_enable;
+static char last_enq_time[32];
+
+void
+log_enquire_link_open(filename)
+	char *filename;
+{
+	status_fd = open(filename, O_WRONLY|O_CREAT|O_TRUNC, 0666);
+	if (status_fd < 0) {
+		perror(filename);
+		exit(1);
+	}
+	status_enable = 1;
+}
+
+static void
+write_enq_link_times()
+{
+	char buf[128];
+
+	sprintf(buf, "%s\n%s\n", last_enq_time, fmt_time);
+	lseek(status_fd, 0, SEEK_SET);
+	write(status_fd, buf, strlen(buf));
+}
+
+void
+log_enquire_link_item()
+{
+	if (!status_enable)
+		return;
+	if (last_enq_time[0])
+		write_enq_link_times();
+	strcpy(last_enq_time, fmt_time);
+}
diff -r f1c024b2b835 -r 1bf989f60aa3 smpp-trx-sa/main.c
--- a/smpp-trx-sa/main.c	Wed Oct 11 21:21:34 2023 -0800
+++ b/smpp-trx-sa/main.c	Wed Oct 11 21:22:32 2023 -0800
@@ -42,9 +42,9 @@
 	fd_set fds;
 	int max_fd, rc;
 
-	if (argc != 6) {
+	if (argc < 6 || argc > 7) {
 		fprintf(stderr,
-	"usage: %s server-ip system-id password log-file socket-pathname\n",
+"usage: %s server-ip system-id password log-file socket-pathname [enq-link]\n",
 			argv[0]);
 		exit(1);
 	}
@@ -69,6 +69,8 @@
 		perror(argv[4]);
 		exit(1);
 	}
+	if (argv[6])
+		log_enquire_link_open(argv[6]);
 	create_local_socket(argv[5]);
 	max_fd = localsock;
 	open_tcp_conn(&server_sin);
diff -r f1c024b2b835 -r 1bf989f60aa3 smpp-trx-sa/tcpconn.c
--- a/smpp-trx-sa/tcpconn.c	Wed Oct 11 21:21:34 2023 -0800
+++ b/smpp-trx-sa/tcpconn.c	Wed Oct 11 21:22:32 2023 -0800
@@ -53,6 +53,7 @@
 		     rx_buf[7];
 	if (command_id == 0x15 && rx_pdu_len == 16) {
 		send_enq_link_resp(rx_buf);
+		log_enquire_link_item();
 		return;
 	}
 	log_rx_pdu(rx_buf, rx_pdu_len);