2025-03-14 11:04:51 +08:00

108 lines
2.3 KiB
C

/*
* 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;
}
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);
}
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);