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@@ -64,12 +64,12 @@ static void ping_prepare_echo( struct icmp_echo_hdr *iecho, u16_t len)
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}
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/* Ping using the socket ip */
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-static err_t ping_send(int s, struct ip_addr *addr)
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+static err_t ping_send(int s, struct ip_addr *addr, int size)
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{
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int err;
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struct icmp_echo_hdr *iecho;
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struct sockaddr_in to;
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- size_t ping_size = sizeof(struct icmp_echo_hdr) + PING_DATA_SIZE;
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+ size_t ping_size = sizeof(struct icmp_echo_hdr) + size;
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LWIP_ASSERT("ping_size is too big", ping_size <= 0xffff);
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iecho = rt_malloc(ping_size);
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@@ -137,6 +137,9 @@ rt_err_t ping(char* target, rt_uint32_t time, rt_size_t size)
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} *addr;
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send_time = 0;
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+
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+ if(size == 0)
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+ size = PING_DATA_SIZE;
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if (inet_aton(target, (struct in_addr*)&ping_target) == 0) return -RT_ERROR;
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addr = (struct _ip_addr*)&ping_target;
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@@ -151,7 +154,7 @@ rt_err_t ping(char* target, rt_uint32_t time, rt_size_t size)
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while (1)
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{
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- if (ping_send(s, &ping_target) == ERR_OK)
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+ if (ping_send(s, &ping_target, size) == ERR_OK)
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{
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rt_kprintf("ping: send %d.%d.%d.%d\n", addr->addr0, addr->addr1, addr->addr2, addr->addr3);
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ping_recv(s);
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aozima