set_if6()函数再次使用的时候出错时怎么回事

发布于 2019-08-15 15:32:37 浏览：1195 订阅该版

是这样的，我用set_if6()函数给网卡设置ipv6地址的时候是完全可以用的
再次使用这个函数的时候就出现错误
> psr: 0x61000000
r00: 0x01c4eb01
r01: 0x0000003a
r02: 0x10008148
r03: 0xffffffff
r04: 0x01c4eb01
r05: 0xdeadbeef
r06: 0xdeadbeef
r07: 0xdeadbeef
r08: 0xdeadbeef
r09: 0xdeadbeef
r10: 0xdeadbeef
r11: 0xdeadbeef
r12: 0x00000000
 lr: 0x00010873
 pc: 0x00037ff0
hard fault on thread: etx

thread pri  status      sp     stack size max used left tick  error
------ ---  ------- ---------- ----------  ------  ---------- ---
tshell  20  suspend 0x00000080 0x00001000    03%   0x00000009 000
tcprec  16  suspend 0x00000120 0x00000400    71%   0x00000003 000
tcplis  16  suspend 0x00000160 0x00000400    43%   0x00000004 000
tcprec  16  suspend 0x00000088 0x00000400    13%   0x00000005 000
tcplis  16  suspend 0x00000178 0x00000400    45%   0x00000005 000
adc_de  12  suspend 0x00000090 0x00000400    35%   0x00000004 000
switch  11  suspend 0x00000070 0x00000200    21%   0x00000005 000
key     13  suspend 0x00000070 0x00000200    21%   0x00000005 000
lcdsho  13  suspend 0x00000170 0x00000400    39%   0x00000005 000
led     17  suspend 0x00000070 0x00000800    08%   0x00000001 000
onekey   6  suspend 0x000000a0 0x00000100    62%   0x00000002 000
phy     30  suspend 0x00000070 0x00000200    21%   0x00000002 000
tcpip   12  suspend 0x000001d8 0x00001000    17%   0x0000000a 000
etx     14  running 0x00000094 0x00000200    28%   0x00000010 000
erx     14  suspend 0x00000090 0x00000200    42%   0x0000000c 000
tidle0  31  ready   0x00000044 0x00000100    35%   0x0000001f 000
led     11  suspend 0x00000074 0x00000400    11%   0x00000005 000
bus fault:
SCB_CFSR_BFSR:0x82 PRECISERR SCB->BFAR:01C4EB65

提示如上，有什么解决办法没有？

2 个回答

kuailedeluojie 2019-08-15

这家伙很懒，什么也没写！

>void set_if6(char* netif_name, char* ip6_addr)
>{
>	
>				ip6_addr_t ip6addr;
>        struct netif* netif = netif_list;
>				
>        if(strlen(netif_name) > sizeof(netif->name))
>        {
>                rt_kprintf("network interface name too long!\r\n");
>                return;
>        }
>        
>        while(netif != RT_NULL)
>        {
>                if(strncmp(netif_name, netif->name, sizeof(netif->name)) == 0)
>                        break;
>
>                netif = netif->next;
>                if( netif == RT_NULL)
>                {
>                        rt_kprintf("network interface: %s not found!\r\n", netif_name);
>                        return;
>                }               
>        }
>       
>        if((ip6_addr != RT_NULL) && ip6addr_aton(ip6_addr, &ip6addr))
>        {
>
>					inet_pton(AF_INET6,ip6_addr,netif->ip6_addr);
>            //    ip6_addr_copy(netif->ip6_addr[1], ip6addr);
>                netif_ip6_addr_set_state(netif, 1, IP6_ADDR_TENTATIVE);
>					rt_kprintf("set_if6 %s %s\n",netif_name,ip6_addr);
>        }      
>}

---

这是我写的set_if6函数