X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?p=sim%2Fe2-interface.git;a=blobdiff_plain;f=e2sim%2Fe2apv1sim%2Fricsim%2Ftest%2FPendulum%2FSerial%2Fadruino_serial.c;fp=e2sim%2Fe2apv1sim%2Fricsim%2Ftest%2FPendulum%2FSerial%2Fadruino_serial.c;h=e67465cf4ede4ab8a6d867412c2da2c340160a48;hp=0000000000000000000000000000000000000000;hb=3ebf932d23dcbec9ed19f4a51f9d00a0a54f5124;hpb=6896318f2b4ff01b4a88b16019c3dc93b0b693f5

diff --git a/e2sim/e2apv1sim/ricsim/test/Pendulum/Serial/adruino_serial.c b/e2sim/e2apv1sim/ricsim/test/Pendulum/Serial/adruino_serial.c
new file mode 100644
index 0000000..e67465c
--- /dev/null
+++ b/e2sim/e2apv1sim/ricsim/test/Pendulum/Serial/adruino_serial.c
@@ -0,0 +1,98 @@
+/*
+ *
+ * Copyright 2019 AT&T Intellectual Property
+ * Copyright 2019 Nokia
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include "stdio.h"
+#include <string.h>
+#include <unistd.h>
+
+#include "adruino_serial.h"
+
+int start_serial_inferface(int baudrate, char *serial_port)
+{
+  int fd = -1;
+
+  fd = serialport_init(serial_port, baudrate);
+  if(fd == -1) {
+    fprintf(stderr, "couldn't open serial port %s\n", serial_port);
+    return -1;
+  } else {
+    fprintf(stderr, "Openning serial port: %s ...\n", serial_port);
+  }
+
+  serialport_flush(fd); // take 2 seconds
+  fprintf(stderr, "Serial port ready!\n");
+
+  return fd;
+
+}
+
+int serial_readline(int fd, char* buf, int buf_max)
+{
+  if( fd == -1 ){
+    perror("serial port not opened");
+    return -1;
+  }
+
+  memset(buf, 0, buf_max);
+
+  do {
+     serialport_read_until(fd, buf, SERIAL_EOL_CHAR, buf_max, SERIAL_TIMEOUT);
+  } while( buf[0] == '\n' );
+
+  // serialport_read_until(fd, buf, SERIAL_EOL_CHAR, buf_max, SERIAL_TIMEOUT);
+
+  return 0;
+}
+
+int serial_writeline(int fd, char* buf)
+{
+  if(buf[strlen(buf)-1] != SERIAL_EOL_CHAR){
+    //append EOL to buf
+    int len = strlen(buf);
+    buf[len] = SERIAL_EOL_CHAR;
+    buf[len+1] = '\0';
+  }
+
+  serialport_write(fd, buf);
+
+  return 0;
+}
+
+//For testing only
+void test_adruino_serial(void)
+{
+  int   fd;
+  char  buf[MAX_SERIAL_BUFFER];
+
+  fd = start_serial_inferface(DEFAULT_BAUDRATE, DEFAULT_SERIAL_PORT);
+
+  while(1){
+    fprintf(stderr, "[E2 Agent]: ");
+    fgets(buf, MAX_SERIAL_BUFFER, stdin);
+
+    // serialport_write(fd, "hello\n");
+    //serialport_write(fd, buf);
+    serial_writeline(fd, buf);
+
+    serial_readline(fd, buf, MAX_SERIAL_BUFFER);
+    fprintf(stderr, "[Adruino] %s", buf);
+  }
+
+  return;
+}