tests: add test application for slip

tests/slip/Makefile

@@ -0,0 +1,18 @@
+APPLICATION = driver_tapnet
+include ../Makefile.tests_common
+
+FEATURES_REQUIRED = periph_uart
+
+RD_INSUFFICIENT_RAM := stm32f0discovery
+
+# other boards are missing second UART
+BOARD_WHITELIST := arduino-due mbed_lpc1768 msbiot nucleo-f091 \
+                   stm32f0discovery stm32f3discovery stm32f4discovery udoo
+
+USEMODULE += ng_netbase
+USEMODULE += ng_pktdump
+USEMODULE += ng_slip
+USEMODULE += shell
+USEMODULE += shell_commands
+
+include $(RIOTBASE)/Makefile.include

tests/slip/main.c

@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2015 Martine Lenders <[email protected]>
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @ingroup     tests
+ * @{
+ *
+ * @file
+ * @brief       Test application for ng_tapnet network device driver
+ *
+ * @author      Martine Lenders <[email protected]>
+ *
+ * @}
+ */
+
+#include <stdio.h>
+
+#include "board.h"
+#include "kernel.h"
+#include "ringbuffer.h"
+#include "shell.h"
+#include "shell_commands.h"
+#include "periph/uart.h"
+#include "net/ng_netbase.h"
+#include "net/ng_slip.h"
+#include "net/ng_pktdump.h"
+
+/**
+ * @brief   Buffer size used by the shell
+ */
+#define SHELL_BUFSIZE           (64U)
+
+/**
+ * @brief   Buffer size for UARTs
+ */
+#define UART_BUFSIZE            (64U)
+
+char in_buf_array[UART_BUFSIZE], out_buf_array[UART_BUFSIZE];
+ringbuffer_t in_buf = RINGBUFFER_INIT(in_buf_array);
+ringbuffer_t out_buf = RINGBUFFER_INIT(out_buf_array);
+ng_slip_dev_t dev = { UART_1, &in_buf, &out_buf, 0, 0, KERNEL_PID_UNDEF };
+
+/**
+ * @brief   Read chars from STDIO
+ */
+int shell_read(void)
+{
+    return (int)getchar();
+}
+
+/**
+ * @brief   Write chars to STDIO
+ */
+void shell_put(int c)
+{
+    putchar((char)c);
+}
+
+/**
+ * @brief   Maybe you are a golfer?!
+ */
+int main(void)
+{
+    int res;
+    shell_t shell;
+    ng_netreg_entry_t dump;
+
+    puts("slip device driver test");
+    printf("Initializing tapnet... \n");
+
+    /* initialize network module(s) */
+    ng_netif_init();
+
+    /* initialize and register pktdump */
+    dump.pid = ng_pktdump_init();
+    dump.demux_ctx = NG_NETREG_DEMUX_CTX_ALL;
+
+    if (dump.pid <= KERNEL_PID_UNDEF) {
+        puts("Error starting pktdump thread");
+        return -1;
+    }
+
+    ng_netreg_register(NG_NETTYPE_UNDEF, &dump);
+
+    res = ng_slip_init(PRIORITY_MAIN - 1, &dev, 115200);
+
+    if (res < 0) {
+        puts("Error starting slip thread");
+        return -1;
+    }
+
+    /* start the shell */
+    shell_init(&shell, NULL, SHELL_BUFSIZE, shell_read, shell_put);
+    shell_run(&shell);
+
+    return 0;
+}