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examples: avoid the divide by zero error

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movsb
2023-04-22 21:56:33 +08:00
parent df9310ada2
commit 88222e77fc
1 changed files with 8 additions and 1 deletions
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9
examples/protocols/icmp_echo/main/echo_example_main.c
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@@ -50,11 +50,18 @@ static void cmd_ping_on_ping_end(esp_ping_handle_t hdl, void *args)
uint32_t transmitted;
uint32_t received;
uint32_t total_time_ms;
uint32_t loss;
esp_ping_get_profile(hdl, ESP_PING_PROF_REQUEST, &transmitted, sizeof(transmitted));
esp_ping_get_profile(hdl, ESP_PING_PROF_REPLY, &received, sizeof(received));
esp_ping_get_profile(hdl, ESP_PING_PROF_IPADDR, &target_addr, sizeof(target_addr));
esp_ping_get_profile(hdl, ESP_PING_PROF_DURATION, &total_time_ms, sizeof(total_time_ms));
uint32_t loss = (uint32_t)((1 - ((float)received) / transmitted) * 100);
if (transmitted > 0) {
loss = (uint32_t)((1 - ((float)received) / transmitted) * 100);
} else {
loss = 0;
}
if (IP_IS_V4(&target_addr)) {
printf("\n--- %s ping statistics ---\n", inet_ntoa(*ip_2_ip4(&target_addr)));
} else {