first commit for chrg

2025-08-16 22:58:22 +08:00
commit 52a3ed5862
2306 changed files with 1021208 additions and 0 deletions
@@ -0,0 +1,109 @@
+/*
+ * Copyright (c) 2006-2023, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ */
+
+#include "proc.h"
+#include "procfs.h"
+
+#include <rthw.h>
+#include <rtdbg.h>
+
+#include <fcntl.h>
+#include <errno.h>
+
+#include <dfs_dentry.h>
+
+#ifdef RT_USING_LWIP
+#include "lwip/opt.h"
+#endif
+
+#if LWIP_ROUTE
+extern int inet_route_foreach(void (*func)(const char *name, uint32_t ip_addr, uint32_t netmask, void *parameter), void *parameter);
+#endif
+
+static void *seq_start(struct dfs_seq_file *seq, off_t *index)
+{
+    off_t i = *index; // seq->index
+
+    return NULL + (i == 0);
+}
+
+static void seq_stop(struct dfs_seq_file *seq, void *data)
+{
+}
+
+static void *seq_next(struct dfs_seq_file *seq, void *data, off_t *index)
+{
+    /* data: The return value of the start or next*/
+    off_t i = *index + 1; // seq->index
+
+    *index = i;
+
+    return NULL;
+}
+
+#if LWIP_ROUTE
+static void route_show(const char *name, uint32_t ip_addr, uint32_t netmask, void *parameter)
+{
+    struct dfs_seq_file *seq = (struct dfs_seq_file *)parameter;
+    /* "Iface\tDestination\tGateway "
+        "\tFlags\tRefCnt\tUse\tMetric\tMask\t\tMTU"
+        "\tWindow\tIRTT"); */
+    /* "%63s%lx%lx%X%d%d%d%lx%d%d%d\n" */
+    dfs_seq_printf(seq, "%s ", name);
+    dfs_seq_printf(seq, "%lx ", ip_addr);
+    dfs_seq_printf(seq, "%lx ", 0);
+    dfs_seq_printf(seq, "%X ", 1);
+    dfs_seq_printf(seq, "%d ", 0);
+    dfs_seq_printf(seq, "%d ", 0);
+    dfs_seq_printf(seq, "%d ", 0);
+    dfs_seq_printf(seq, "%lx ", netmask);
+    dfs_seq_printf(seq, "%d ", 0);
+    dfs_seq_printf(seq, "%d ", 0);
+    dfs_seq_printf(seq, "%d\n", 0);
+}
+#endif
+
+static int seq_show(struct dfs_seq_file *seq, void *data)
+{
+    /* data: The return value of the start or next*/
+    dfs_seq_printf(seq, "\n");
+#if LWIP_ROUTE
+    inet_route_foreach(route_show, seq);
+#endif
+
+    return 0;
+}
+
+static const struct dfs_seq_ops seq_ops = {
+    .start  = seq_start,
+    .stop   = seq_stop,
+    .next   = seq_next,
+    .show   = seq_show,
+};
+
+int proc_net_init(void)
+{
+    struct proc_dentry *dentry;
+
+    dentry = proc_mkdir("net", NULL);
+    if (!dentry)
+        return -1;
+
+    proc_release(dentry);
+
+    dentry = proc_create_data("net/route", 0, NULL, NULL, NULL);
+    if (dentry)
+    {
+        dentry->seq_ops = &seq_ops;
+    }
+    proc_release(dentry);
+
+    return 0;
+}
+INIT_ENV_EXPORT(proc_net_init);